/* roulang page: index */
:root {
      --jisu-red: #F03A17;
      --jisu-red-dark: #C72E10;
      --jisu-red-rgb: 240, 58, 23;
      --jisu-cyan: #19E3C2;
      --jisu-cyan-rgb: 25, 227, 194;
      --jisu-lime: #B6FF3C;
      --jisu-lime-rgb: 182, 255, 60;
      --jisu-dark: #0B0D12;
      --jisu-dark-2: #12151D;
      --jisu-dark-3: #1A1E28;
      --jisu-dark-card: #161A24;
      --jisu-light: #F4F5F7;
      --jisu-light-2: #EDEFF3;
      --jisu-white: #FFFFFF;
      --jisu-text-dark: #EEF0F3;
      --jisu-text-light: #191B20;
      --jisu-text-muted: #8A909C;
      --jisu-text-muted-dark: #6B7280;
      --jisu-border-dark: rgba(255, 255, 255, 0.09);
      --jisu-border-light: rgba(0, 0, 0, 0.07);
      --jisu-radius-card: 16px;
      --jisu-radius-sm: 10px;
      --jisu-radius-xs: 8px;
      --jisu-shadow-dark: 0 8px 28px rgba(0, 0, 0, 0.45);
      --jisu-shadow-light: 0 6px 20px rgba(0, 0, 0, 0.06);
      --jisu-font-sans: "PingFang SC", "MiSans", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
      --jisu-section-padding: 96px 0;
      --jisu-section-padding-mobile: 52px 0;
      --jisu-transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }

    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }

    body {
      font-family: var(--jisu-font-sans);
      line-height: 1.85;
      color: var(--jisu-text-dark);
      background-color: var(--jisu-dark);
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      overflow-x: hidden;
    }

    a {
      text-decoration: none;
      color: inherit;
      transition: var(--jisu-transition);
    }

    a:hover {
      color: var(--jisu-cyan);
    }

    img {
      max-width: 100%;
      height: auto;
      display: block;
    }

    button,
    input,
    textarea,
    select {
      font-family: var(--jisu-font-sans);
    }

    ::selection {
      background: var(--jisu-red);
      color: #fff;
    }

    /* Container overrides */
    .container {
      max-width: 1200px;
    }

    @media (min-width: 1400px) {
      .container {
        max-width: 1280px;
      }
    }

    /* Header / Navigation */
    .jisu-nav-wrapper {
      position: sticky;
      top: 0;
      z-index: 1050;
      background: rgba(11, 13, 18, 0.92);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(255, 255, 255, 0.04);
      transition: var(--jisu-transition);
    }
    .jisu-nav-wrapper.scrolled {
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
      box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
    }
    .navbar {
      padding: 14px 0;
      background: transparent !important;
    }
    .navbar-brand {
      font-size: 1.4rem;
      font-weight: 800;
      letter-spacing: 0.5px;
      color: var(--jisu-text-dark);
      display: flex;
      align-items: center;
      gap: 10px;
      transition: var(--jisu-transition);
    }
    .navbar-brand:hover {
      color: var(--jisu-text-dark);
      opacity: 0.88;
    }
    .brand-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 34px;
      height: 34px;
      border-radius: 9px;
      background: var(--jisu-red);
      color: #fff;
      font-size: 0.95rem;
      flex-shrink: 0;
    }
    .brand-text {
      line-height: 1.3;
    }
    .brand-text strong {
      font-weight: 800;
      letter-spacing: 0.5px;
    }
    .navbar-nav {
      gap: 4px;
    }
    .navbar-nav .nav-link {
      color: var(--jisu-text-dark) !important;
      font-weight: 500;
      font-size: 0.92rem;
      padding: 8px 14px !important;
      border-radius: 8px;
      transition: var(--jisu-transition);
      position: relative;
      white-space: nowrap;
    }
    .navbar-nav .nav-link:hover,
    .navbar-nav .nav-link:focus {
      color: var(--jisu-cyan) !important;
      background: rgba(25, 227, 194, 0.06);
    }
    .navbar-nav .nav-link.active {
      color: var(--jisu-cyan) !important;
      background: rgba(25, 227, 194, 0.08);
    }
    .navbar-nav .nav-link.active::after {
      content: "";
      position: absolute;
      bottom: 2px;
      left: 14px;
      right: 14px;
      height: 2px;
      background: var(--jisu-cyan);
      border-radius: 2px;
    }
    .navbar-toggler {
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: 8px;
      padding: 8px 10px;
      outline: none;
    }
    .navbar-toggler:focus {
      box-shadow: 0 0 0 3px rgba(25, 227, 194, 0.25);
      outline: none;
    }
    .navbar-toggler-icon {
      background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(238,240,243,0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }
    .nav-cta-btn {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--jisu-red);
      color: #fff !important;
      font-weight: 600;
      font-size: 0.88rem;
      padding: 10px 20px;
      border-radius: 9px;
      border: 1px solid var(--jisu-red);
      transition: var(--jisu-transition);
      white-space: nowrap;
      margin-left: 10px;
    }
    .nav-cta-btn:hover {
      background: var(--jisu-red-dark);
      border-color: var(--jisu-red-dark);
      color: #fff !important;
      transform: translateY(-1px);
      box-shadow: 0 4px 14px rgba(240, 58, 23, 0.35);
    }

    /* Hero / Metric Dashboard */
    .jisu-hero-section {
      position: relative;
      min-height: 85vh;
      display: flex;
      align-items: center;
      padding: 80px 0 90px;
      background-image: url('/assets/images/e3972d23be06c39a.webp');
      background-size: cover;
      background-position: center center;
      background-repeat: no-repeat;
      overflow: hidden;
    }
    .jisu-hero-section::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(11, 13, 18, 0.95) 0%, rgba(11, 13, 18, 0.82) 40%, rgba(11, 13, 18, 0.65) 100%);
      z-index: 1;
    }
    .jisu-hero-section::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      height: 120px;
      background: linear-gradient(to top, var(--jisu-dark) 10%, transparent 100%);
      z-index: 2;
      pointer-events: none;
    }
    .jisu-hero-content {
      position: relative;
      z-index: 3;
    }
    .hero-eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(25, 227, 194, 0.1);
      border: 1px solid rgba(25, 227, 194, 0.25);
      color: var(--jisu-cyan);
      font-size: 0.82rem;
      font-weight: 600;
      letter-spacing: 0.6px;
      padding: 6px 14px;
      border-radius: 50px;
      margin-bottom: 22px;
    }
    .hero-eyebrow .dot {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--jisu-cyan);
      animation: pulse-dot 1.8s ease-in-out infinite;
    }
    @keyframes pulse-dot {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.5; transform: scale(1.6); }
    }
    .jisu-hero-section h1 {
      font-size: 3rem;
      font-weight: 800;
      line-height: 1.2;
      color: #fff;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }
    .jisu-hero-section h1 .highlight {
      color: var(--jisu-red);
      position: relative;
      display: inline-block;
    }
    .jisu-hero-section h1 .highlight::after {
      content: "";
      position: absolute;
      bottom: 2px;
      left: 0;
      right: 0;
      height: 4px;
      background: var(--jisu-red);
      opacity: 0.5;
      border-radius: 4px;
    }
    .hero-subtitle {
      font-size: 1.08rem;
      color: rgba(238, 240, 243, 0.78);
      max-width: 540px;
      margin-bottom: 32px;
      line-height: 1.9;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-bottom: 32px;
    }
    .btn-jisu-primary {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: var(--jisu-red);
      color: #fff;
      font-weight: 600;
      font-size: 0.95rem;
      padding: 14px 28px;
      border-radius: var(--jisu-radius-xs);
      border: 1px solid var(--jisu-red);
      transition: var(--jisu-transition);
      cursor: pointer;
      text-decoration: none;
    }
    .btn-jisu-primary:hover,
    .btn-jisu-primary:focus {
      background: var(--jisu-red-dark);
      border-color: var(--jisu-red-dark);
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(240, 58, 23, 0.4);
    }
    .btn-jisu-primary:focus-visible {
      outline: 3px solid rgba(240, 58, 23, 0.5);
      outline-offset: 2px;
    }
    .btn-jisu-primary .arrow {
      transition: transform 0.25s;
    }
    .btn-jisu-primary:hover .arrow {
      transform: translateX(4px);
    }
    .btn-jisu-outline {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: transparent;
      color: var(--jisu-text-dark);
      font-weight: 600;
      font-size: 0.95rem;
      padding: 13px 26px;
      border-radius: var(--jisu-radius-xs);
      border: 1px solid rgba(255, 255, 255, 0.25);
      transition: var(--jisu-transition);
      cursor: pointer;
      text-decoration: none;
    }
    .btn-jisu-outline:hover,
    .btn-jisu-outline:focus {
      border-color: var(--jisu-cyan);
      color: var(--jisu-cyan);
      background: rgba(25, 227, 194, 0.06);
      transform: translateY(-2px);
    }
    .hero-trust-row {
      display: flex;
      flex-wrap: wrap;
      gap: 22px;
      align-items: center;
    }
    .hero-trust-item {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.83rem;
      color: rgba(238, 240, 243, 0.65);
    }
    .hero-trust-item i {
      color: var(--jisu-cyan);
      font-size: 0.95rem;
    }

    /* Metric Dashboard Cards */
    .metric-dash-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
    }
    .metric-card {
      background: rgba(18, 21, 29, 0.85);
      backdrop-filter: blur(10px);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--jisu-radius-card);
      padding: 20px 18px;
      transition: var(--jisu-transition);
      position: relative;
      overflow: hidden;
    }
    .metric-card:hover {
      border-color: rgba(25, 227, 194, 0.3);
      transform: translateY(-3px);
      box-shadow: 0 10px 28px rgba(0, 0, 0, 0.4);
    }
    .metric-card .metric-icon {
      width: 38px;
      height: 38px;
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1rem;
      margin-bottom: 12px;
    }
    .metric-card .metric-icon.red {
      background: rgba(240, 58, 23, 0.15);
      color: var(--jisu-red);
    }
    .metric-card .metric-icon.cyan {
      background: rgba(25, 227, 194, 0.12);
      color: var(--jisu-cyan);
    }
    .metric-card .metric-icon.lime {
      background: rgba(182, 255, 60, 0.12);
      color: var(--jisu-lime);
    }
    .metric-card .metric-icon.gray {
      background: rgba(255, 255, 255, 0.08);
      color: rgba(238, 240, 243, 0.7);
    }
    .metric-number {
      font-size: 1.7rem;
      font-weight: 800;
      color: #fff;
      line-height: 1.2;
      letter-spacing: -0.5px;
    }
    .metric-number .unit {
      font-size: 0.9rem;
      font-weight: 600;
      color: rgba(238, 240, 243, 0.55);
      margin-left: 3px;
    }
    .metric-label {
      font-size: 0.82rem;
      color: rgba(238, 240, 243, 0.55);
      margin-top: 4px;
      line-height: 1.5;
    }
    .metric-bar {
      height: 4px;
      background: rgba(255, 255, 255, 0.08);
      border-radius: 4px;
      margin-top: 10px;
      overflow: hidden;
    }
    .metric-bar-fill {
      height: 100%;
      border-radius: 4px;
      transition: width 1.2s ease;
    }
    .metric-bar-fill.red { background: var(--jisu-red); }
    .metric-bar-fill.cyan { background: var(--jisu-cyan); }
    .metric-bar-fill.lime { background: var(--jisu-lime); }

    /* Generic Section Styles */
    .section-dark {
      padding: var(--jisu-section-padding);
      background: var(--jisu-dark);
      position: relative;
    }
    .section-dark-2 {
      padding: var(--jisu-section-padding);
      background: var(--jisu-dark-2);
      position: relative;
    }
    .section-light {
      padding: var(--jisu-section-padding);
      background: var(--jisu-light);
      color: var(--jisu-text-light);
      position: relative;
    }
    .section-light-2 {
      padding: var(--jisu-section-padding);
      background: var(--jisu-light-2);
      color: var(--jisu-text-light);
      position: relative;
    }
    .section-divider {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }
    .section-label {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 0.8rem;
      font-weight: 600;
      letter-spacing: 1.2px;
      text-transform: uppercase;
      color: var(--jisu-red);
      margin-bottom: 14px;
    }
    .section-dark .section-label {
      color: var(--jisu-red);
    }
    .section-light .section-label {
      color: var(--jisu-red);
    }
    .section-label::before {
      content: "";
      width: 18px;
      height: 2px;
      background: var(--jisu-red);
      border-radius: 2px;
    }
    .section-title {
      font-size: 2rem;
      font-weight: 800;
      line-height: 1.3;
      letter-spacing: -0.3px;
      color: #fff;
      margin-bottom: 16px;
    }
    .section-light .section-title,
    .section-light-2 .section-title {
      color: var(--jisu-text-light);
    }
    .section-desc {
      font-size: 1rem;
      line-height: 1.9;
      color: rgba(238, 240, 243, 0.65);
      max-width: 680px;
      margin-bottom: 28px;
    }
    .section-light .section-desc,
    .section-light-2 .section-desc {
      color: rgba(25, 27, 32, 0.65);
    }

    /* Service Matrix */
    .service-matrix-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr;
      grid-template-rows: auto auto;
      gap: 18px;
    }
    .service-card-main {
      grid-row: span 2;
      background: var(--jisu-dark-card);
      border: 1px solid var(--jisu-border-dark);
      border-radius: var(--jisu-radius-card);
      padding: 32px 28px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      min-height: 360px;
      position: relative;
      overflow: hidden;
      transition: var(--jisu-transition);
      background-image: linear-gradient(160deg, rgba(240, 58, 23, 0.08) 0%, rgba(11, 13, 18, 0) 50%);
    }
    .service-card-main:hover {
      border-color: rgba(240, 58, 23, 0.4);
      transform: translateY(-4px);
      box-shadow: var(--jisu-shadow-dark);
    }
    .service-card-sub {
      background: var(--jisu-dark-card);
      border: 1px solid var(--jisu-border-dark);
      border-radius: var(--jisu-radius-card);
      padding: 24px 22px;
      transition: var(--jisu-transition);
      position: relative;
      overflow: hidden;
    }
    .service-card-sub:hover {
      border-color: rgba(25, 227, 194, 0.4);
      transform: translateY(-3px);
      box-shadow: var(--jisu-shadow-dark);
    }
    .service-card-sub .icon-wrap {
      width: 44px;
      height: 44px;
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      margin-bottom: 14px;
      background: rgba(25, 227, 194, 0.1);
      color: var(--jisu-cyan);
    }
    .service-card-main .icon-wrap {
      width: 52px;
      height: 52px;
      border-radius: 14px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      margin-bottom: 18px;
      background: rgba(240, 58, 23, 0.15);
      color: var(--jisu-red);
    }
    .service-card-main h3 {
      font-size: 1.5rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
    }
    .service-card-sub h4 {
      font-size: 1.08rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 8px;
    }
    .service-card-main p,
    .service-card-sub p {
      font-size: 0.9rem;
      color: rgba(238, 240, 243, 0.6);
      line-height: 1.8;
      margin-bottom: 12px;
    }
    .service-card-main .btn-link-custom {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--jisu-cyan);
      font-weight: 600;
      font-size: 0.88rem;
      padding: 0;
      background: none;
      border: none;
      cursor: pointer;
    }
    .service-card-main .btn-link-custom:hover {
      color: #fff;
    }
    .service-card-main .btn-link-custom .arrow {
      transition: transform 0.25s;
    }
    .service-card-main .btn-link-custom:hover .arrow {
      transform: translateX(4px);
    }

    /* Brand Intro */
    .brand-intro-wrap {
      display: grid;
      grid-template-columns: 1fr 1.4fr;
      gap: 40px;
      align-items: center;
    }
    .brand-intro-visual {
      border-radius: var(--jisu-radius-card);
      overflow: hidden;
      border: 1px solid rgba(255, 255, 255, 0.08);
      position: relative;
      min-height: 280px;
    }
    .brand-intro-visual img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      position: absolute;
      inset: 0;
    }
    .brand-intro-text h3 {
      font-size: 1.4rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 16px;
    }
    .brand-intro-text p {
      font-size: 0.95rem;
      line-height: 2.0;
      color: rgba(238, 240, 243, 0.68);
      margin-bottom: 14px;
    }

    /* Result Comparison */
    .compare-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }
    .compare-col {
      background: var(--jisu-dark-card);
      border: 1px solid var(--jisu-border-dark);
      border-radius: var(--jisu-radius-card);
      padding: 28px 24px;
      transition: var(--jisu-transition);
    }
    .compare-col:hover {
      border-color: rgba(255, 255, 255, 0.15);
    }
    .compare-col.before {
      border-left: 4px solid rgba(255, 255, 255, 0.2);
    }
    .compare-col.after {
      border-left: 4px solid var(--jisu-cyan);
    }
    .compare-col h4 {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 18px;
      color: #fff;
    }
    .compare-item {
      display: flex;
      flex-direction: column;
      gap: 6px;
      padding: 12px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    .compare-item:last-child {
      border-bottom: none;
    }
    .compare-item .ci-label {
      font-size: 0.83rem;
      color: rgba(238, 240, 243, 0.5);
      font-weight: 500;
    }
    .compare-item .ci-value {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
    }
    .compare-item .ci-value.before-val {
      color: rgba(238, 240, 243, 0.55);
    }
    .compare-item .ci-value.after-val {
      color: var(--jisu-cyan);
    }
    .ci-bar {
      height: 5px;
      background: rgba(255, 255, 255, 0.07);
      border-radius: 5px;
      overflow: hidden;
      margin-top: 4px;
    }
    .ci-bar-fill {
      height: 100%;
      border-radius: 5px;
    }
    .ci-bar-fill.before-bar {
      background: rgba(255, 255, 255, 0.25);
    }
    .ci-bar-fill.after-bar {
      background: var(--jisu-cyan);
    }

    /* Milestones */
    .timeline-wrap {
      position: relative;
      padding-left: 26px;
    }
    .timeline-wrap::before {
      content: "";
      position: absolute;
      left: 8px;
      top: 6px;
      bottom: 6px;
      width: 2px;
      background: rgba(240, 58, 23, 0.3);
      border-radius: 2px;
    }
    .timeline-item {
      position: relative;
      padding: 0 0 30px 22px;
    }
    .timeline-item:last-child {
      padding-bottom: 0;
    }
    .timeline-item::before {
      content: "";
      position: absolute;
      left: -26px;
      top: 6px;
      width: 14px;
      height: 14px;
      border-radius: 50%;
      background: var(--jisu-red);
      border: 3px solid var(--jisu-dark);
      box-shadow: 0 0 0 3px rgba(240, 58, 23, 0.25);
    }
    .timeline-item .tl-date {
      font-size: 0.8rem;
      color: var(--jisu-cyan);
      font-weight: 600;
      margin-bottom: 4px;
    }
    .timeline-item h5 {
      font-size: 1.02rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 6px;
    }
    .timeline-item p {
      font-size: 0.88rem;
      color: rgba(238, 240, 243, 0.6);
      line-height: 1.8;
      margin-bottom: 0;
    }

    /* Scene Cards */
    .scene-cards-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 18px;
    }
    .scene-card {
      border-radius: var(--jisu-radius-card);
      overflow: hidden;
      border: 1px solid var(--jisu-border-dark);
      background: var(--jisu-dark-card);
      transition: var(--jisu-transition);
      position: relative;
    }
    .scene-card:hover {
      transform: translateY(-4px);
      border-color: rgba(25, 227, 194, 0.3);
      box-shadow: var(--jisu-shadow-dark);
    }
    .scene-card .scene-img {
      height: 140px;
      overflow: hidden;
      position: relative;
    }
    .scene-card .scene-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .scene-card:hover .scene-img img {
      transform: scale(1.06);
    }
    .scene-card .scene-body {
      padding: 18px 18px 20px;
    }
    .scene-card h5 {
      font-size: 1rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 6px;
    }
    .scene-card p {
      font-size: 0.82rem;
      color: rgba(238, 240, 243, 0.55);
      line-height: 1.7;
      margin-bottom: 0;
    }
    .scene-tag {
      display: inline-block;
      font-size: 0.72rem;
      font-weight: 600;
      color: var(--jisu-cyan);
      background: rgba(25, 227, 194, 0.08);
      border: 1px solid rgba(25, 227, 194, 0.2);
      padding: 2px 10px;
      border-radius: 50px;
      margin-bottom: 10px;
    }

    /* News List */
    .news-list {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .news-item {
      display: grid;
      grid-template-columns: 90px 1fr auto;
      gap: 18px;
      align-items: start;
      background: var(--jisu-dark-card);
      border: 1px solid var(--jisu-border-dark);
      border-radius: 12px;
      padding: 18px 20px;
      transition: var(--jisu-transition);
    }
    .news-item:hover {
      border-color: rgba(240, 58, 23, 0.25);
      background: rgba(22, 26, 36, 0.9);
    }
    .news-date {
      font-size: 0.8rem;
      color: rgba(238, 240, 243, 0.5);
      font-weight: 500;
      padding-top: 2px;
      white-space: nowrap;
    }
    .news-meta {
      display: flex;
      flex-direction: column;
      gap: 4px;
    }
    .news-title {
      font-size: 1rem;
      font-weight: 700;
      color: #fff;
      line-height: 1.6;
    }
    .news-summary {
      font-size: 0.85rem;
      color: rgba(238, 240, 243, 0.55);
      line-height: 1.75;
    }
    .btn-read-more {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.82rem;
      font-weight: 600;
      color: var(--jisu-cyan);
      background: none;
      border: 1px solid rgba(25, 227, 194, 0.25);
      border-radius: 7px;
      padding: 6px 14px;
      transition: var(--jisu-transition);
      cursor: pointer;
      white-space: nowrap;
      align-self: center;
    }
    .btn-read-more:hover {
      background: rgba(25, 227, 194, 0.08);
      border-color: var(--jisu-cyan);
      color: var(--jisu-cyan);
    }

    /* Platform Guarantee */
    .guarantee-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }
    .guarantee-badge {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: var(--jisu-dark-card);
      border: 1px solid var(--jisu-border-dark);
      border-radius: 50px;
      padding: 10px 18px;
      font-size: 0.85rem;
      color: rgba(238, 240, 243, 0.7);
      font-weight: 500;
      transition: var(--jisu-transition);
    }
    .guarantee-badge:hover {
      border-color: rgba(25, 227, 194, 0.3);
      color: var(--jisu-cyan);
    }
    .guarantee-badge i {
      color: var(--jisu-cyan);
      font-size: 0.9rem;
    }

    /* Quick Answers */
    .quick-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
    }
    .quick-card {
      background: var(--jisu-dark-card);
      border: 1px solid var(--jisu-border-dark);
      border-radius: 12px;
      padding: 20px 18px;
      transition: var(--jisu-transition);
      display: flex;
      flex-direction: column;
      gap: 8px;
      cursor: pointer;
      text-decoration: none;
      color: inherit;
    }
    .quick-card:hover {
      border-color: rgba(240, 58, 23, 0.3);
      transform: translateY(-2px);
      box-shadow: var(--jisu-shadow-dark);
    }
    .quick-card i {
      font-size: 1.2rem;
      color: var(--jisu-red);
    }
    .quick-card h5 {
      font-size: 0.92rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 0;
    }
    .quick-card span {
      font-size: 0.78rem;
      color: rgba(238, 240, 243, 0.5);
      line-height: 1.6;
    }

    /* Data Tools */
    .data-tools-wrap {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 28px;
      align-items: center;
    }
    .data-tools-text h4 {
      font-size: 1.3rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 14px;
    }
    .data-tools-text p {
      font-size: 0.92rem;
      color: rgba(238, 240, 243, 0.6);
      line-height: 1.9;
      margin-bottom: 12px;
    }
    .data-tools-list {
      list-style: none;
      padding: 0;
      margin: 16px 0 0;
    }
    .data-tools-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      padding: 8px 0;
      font-size: 0.88rem;
      color: rgba(238, 240, 243, 0.65);
    }
    .data-tools-list li i {
      color: var(--jisu-cyan);
      font-size: 0.9rem;
      margin-top: 5px;
      flex-shrink: 0;
    }
    .data-tools-visual {
      border-radius: var(--jisu-radius-card);
      overflow: hidden;
      border: 1px solid rgba(255, 255, 255, 0.08);
      min-height: 260px;
      position: relative;
    }
    .data-tools-visual img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      position: absolute;
      inset: 0;
    }

    /* FAQ Accordion */
    .accordion-custom .accordion-item {
      background: var(--jisu-dark-card);
      border: 1px solid var(--jisu-border-dark);
      border-radius: 12px !important;
      margin-bottom: 12px;
      overflow: hidden;
    }
    .accordion-custom .accordion-header {
      margin: 0;
    }
    .accordion-custom .accordion-button {
      background: transparent;
      color: #fff;
      font-weight: 600;
      font-size: 0.95rem;
      padding: 18px 20px;
      border: none;
      box-shadow: none;
      transition: var(--jisu-transition);
    }
    .accordion-custom .accordion-button:not(.collapsed) {
      background: rgba(25, 227, 194, 0.04);
      color: var(--jisu-cyan);
      border-bottom: 1px solid rgba(25, 227, 194, 0.15);
    }
    .accordion-custom .accordion-button::after {
      background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%238A909C' stroke-linecap='round' stroke-linejoin='round'%3e%3cpath d='M2 5L8 11L14 5'/%3e%3c/svg%3e");
    }
    .accordion-custom .accordion-button:not(.collapsed)::after {
      background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%2319E3C2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpath d='M2 11L8 5L14 11'/%3e%3c/svg%3e");
    }
    .accordion-custom .accordion-button:focus {
      box-shadow: 0 0 0 3px rgba(25, 227, 194, 0.2);
    }
    .accordion-custom .accordion-body {
      background: rgba(18, 21, 29, 0.5);
      color: rgba(238, 240, 243, 0.65);
      font-size: 0.88rem;
      line-height: 1.9;
      padding: 16px 20px;
    }

    /* Conversion Form */
    .jisu-form-section {
      padding: var(--jisu-section-padding);
      background: var(--jisu-dark);
    }
    .form-card {
      background: var(--jisu-dark-2);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: 20px;
      padding: 44px 40px;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
      position: relative;
      overflow: hidden;
      box-shadow: var(--jisu-shadow-dark);
    }
    .form-card::before {
      content: "";
      position: absolute;
      top: -60px;
      right: -60px;
      width: 200px;
      height: 200px;
      border-radius: 50%;
      background: rgba(25, 227, 194, 0.06);
      pointer-events: none;
    }
    .form-card .form-left h3 {
      font-size: 1.6rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 14px;
    }
    .form-card .form-left p {
      font-size: 0.92rem;
      color: rgba(238, 240, 243, 0.6);
      line-height: 1.9;
      margin-bottom: 20px;
    }
    .form-points {
      list-style: none;
      padding: 0;
      margin: 0;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .form-points li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 0.85rem;
      color: rgba(238, 240, 243, 0.65);
    }
    .form-points li i {
      color: var(--jisu-cyan);
      font-size: 0.9rem;
      margin-top: 4px;
      flex-shrink: 0;
    }
    .jisu-form .form-control {
      background: rgba(11, 13, 18, 0.7);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 10px;
      color: #fff;
      font-size: 0.9rem;
      padding: 13px 16px;
      transition: var(--jisu-transition);
    }
    .jisu-form .form-control::placeholder {
      color: rgba(238, 240, 243, 0.4);
    }
    .jisu-form .form-control:focus {
      border-color: var(--jisu-red);
      box-shadow: 0 0 0 3px rgba(240, 58, 23, 0.2);
      background: rgba(11, 13, 18, 0.9);
      color: #fff;
      outline: none;
    }
    .jisu-form label {
      font-size: 0.82rem;
      color: rgba(238, 240, 243, 0.6);
      font-weight: 500;
      margin-bottom: 6px;
    }
    .btn-form-submit {
      background: var(--jisu-red);
      color: #fff;
      border: 1px solid var(--jisu-red);
      border-radius: 10px;
      font-size: 0.95rem;
      font-weight: 700;
      padding: 13px 24px;
      width: 100%;
      transition: var(--jisu-transition);
      cursor: pointer;
    }
    .btn-form-submit:hover {
      background: var(--jisu-red-dark);
      border-color: var(--jisu-red-dark);
      transform: translateY(-1px);
      box-shadow: 0 6px 18px rgba(240, 58, 23, 0.35);
    }
    .btn-form-submit:focus-visible {
      outline: 3px solid rgba(240, 58, 23, 0.5);
      outline-offset: 2px;
    }

    /* Footer */
    .jisu-footer {
      background: #080A0E;
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding: 52px 0 20px;
    }
    .footer-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.2rem;
      font-weight: 800;
      color: var(--jisu-text-dark);
      margin-bottom: 18px;
    }
    .footer-brand .brand-badge {
      width: 30px;
      height: 30px;
      font-size: 0.8rem;
    }
    .footer-desc {
      font-size: 0.85rem;
      color: rgba(238, 240, 243, 0.45);
      line-height: 1.8;
      max-width: 320px;
      margin-bottom: 20px;
    }
    .footer-nav-title {
      font-size: 0.9rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 14px;
    }
    .footer-nav {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-nav li {
      margin-bottom: 8px;
    }
    .footer-nav a {
      font-size: 0.82rem;
      color: rgba(238, 240, 243, 0.5);
      transition: var(--jisu-transition);
    }
    .footer-nav a:hover {
      color: var(--jisu-cyan);
    }
    .footer-bottom {
      margin-top: 36px;
      padding-top: 20px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
      font-size: 0.78rem;
      color: rgba(238, 240, 243, 0.4);
    }
    .footer-bottom a {
      color: rgba(238, 240, 243, 0.5);
      font-weight: 500;
    }
    .footer-bottom a:hover {
      color: var(--jisu-cyan);
    }

    /* Responsive */
    @media (max-width: 992px) {
      .jisu-hero-section {
        min-height: auto;
        padding: 60px 0 70px;
      }
      .jisu-hero-section h1 {
        font-size: 2.3rem;
      }
      .metric-dash-grid {
        grid-template-columns: repeat(2, 1fr);
        margin-top: 30px;
      }
      .service-matrix-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
      }
      .service-card-main {
        grid-row: auto;
        min-height: auto;
      }
      .brand-intro-wrap {
        grid-template-columns: 1fr;
      }
      .brand-intro-visual {
        min-height: 200px;
      }
      .compare-grid {
        grid-template-columns: 1fr;
        gap: 14px;
      }
      .scene-cards-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .quick-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .data-tools-wrap {
        grid-template-columns: 1fr;
      }
      .data-tools-visual {
        min-height: 220px;
      }
      .form-card {
        grid-template-columns: 1fr;
        padding: 32px 24px;
      }
      :root {
        --jisu-section-padding: 64px 0;
      }
    }

    @media (max-width: 768px) {
      .navbar-nav {
        padding: 12px 0;
        gap: 2px;
      }
      .navbar-nav .nav-link {
        padding: 10px 12px !important;
        font-size: 0.9rem;
      }
      .nav-cta-btn {
        margin: 8px 0 0;
        width: 100%;
        justify-content: center;
      }
      .jisu-hero-section h1 {
        font-size: 1.9rem;
      }
      .hero-subtitle {
        font-size: 0.95rem;
      }
      .metric-dash-grid {
        grid-template-columns: 1fr;
        gap: 10px;
      }
      .section-title {
        font-size: 1.5rem;
      }
      .news-item {
        grid-template-columns: 1fr;
        gap: 10px;
      }
      .news-date {
        padding-top: 0;
      }
      .btn-read-more {
        align-self: flex-start;
      }
      .scene-cards-grid {
        grid-template-columns: 1fr;
      }
      .quick-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
      }
      .guarantee-badges {
        flex-direction: column;
      }
      .guarantee-badge {
        justify-content: flex-start;
      }
      .form-card {
        padding: 24px 18px;
        border-radius: 14px;
      }
      .form-card .form-left h3 {
        font-size: 1.3rem;
      }
      :root {
        --jisu-section-padding: 44px 0;
      }
    }

    @media (max-width: 520px) {
      .jisu-hero-section h1 {
        font-size: 1.6rem;
      }
      .hero-actions {
        flex-direction: column;
        width: 100%;
      }
      .btn-jisu-primary,
      .btn-jisu-outline {
        width: 100%;
        justify-content: center;
      }
      .quick-grid {
        grid-template-columns: 1fr;
      }
      .metric-number {
        font-size: 1.4rem;
      }
      .footer-bottom {
        flex-direction: column;
        text-align: center;
      }
      .section-title {
        font-size: 1.3rem;
      }
    }

/* roulang page: category2 */
:root {
            --jisu-red: #F03A17;
            --jisu-red-dark: #C72E10;
            --jisu-red-rgb: 240, 58, 23;
            --jisu-cyan: #19E3C2;
            --jisu-cyan-rgb: 25, 227, 194;
            --jisu-lime: #B6FF3C;
            --jisu-lime-rgb: 182, 255, 60;
            --jisu-dark: #0B0D12;
            --jisu-dark-2: #12151D;
            --jisu-dark-3: #1A1E28;
            --jisu-dark-card: #161A24;
            --jisu-light: #F4F5F7;
            --jisu-light-2: #EDEFF3;
            --jisu-white: #FFFFFF;
            --jisu-text-dark: #EEF0F3;
            --jisu-text-light: #191B20;
            --jisu-text-muted: #8A909C;
            --jisu-text-muted-dark: #6B7280;
            --jisu-border-dark: rgba(255, 255, 255, 0.09);
            --jisu-border-light: rgba(0, 0, 0, 0.07);
            --jisu-radius-card: 16px;
            --jisu-radius-sm: 10px;
            --jisu-radius-xs: 8px;
            --jisu-shadow-dark: 0 8px 28px rgba(0, 0, 0, 0.45);
            --jisu-shadow-light: 0 6px 20px rgba(0, 0, 0, 0.06);
            --jisu-font-sans: "PingFang SC", "MiSans", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
            --jisu-section-padding: 64px 0;
            --jisu-transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--jisu-font-sans);
            line-height: 1.85;
            color: var(--jisu-text-dark);
            background-color: var(--jisu-dark);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--jisu-transition);
        }
        a:hover {
            color: var(--jisu-cyan);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea,
        select {
            font-family: var(--jisu-font-sans);
        }
        .container {
            max-width: 1280px;
        }
        /* Header / Navigation */
        .jisu-nav-wrapper {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(11, 13, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            transition: var(--jisu-transition);
        }
        .jisu-nav-wrapper.scrolled {
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
        }
        .navbar {
            padding: 14px 0;
            background: transparent !important;
        }
        .navbar-brand {
            font-size: 1.4rem;
            font-weight: 800;
            letter-spacing: 0.5px;
            color: var(--jisu-text-dark);
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--jisu-transition);
        }
        .navbar-brand:hover {
            color: var(--jisu-text-dark);
            opacity: 0.88;
        }
        .brand-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 9px;
            background: var(--jisu-red);
            color: #fff;
            font-size: 0.95rem;
            flex-shrink: 0;
        }
        .brand-text {
            line-height: 1.3;
        }
        .brand-text strong {
            font-weight: 800;
            letter-spacing: 0.5px;
        }
        .navbar-nav {
            gap: 4px;
        }
        .navbar-nav .nav-link {
            color: var(--jisu-text-dark) !important;
            font-weight: 500;
            font-size: 0.92rem;
            padding: 8px 14px !important;
            border-radius: 8px;
            transition: var(--jisu-transition);
            position: relative;
            white-space: nowrap;
        }
        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link:focus {
            color: var(--jisu-cyan) !important;
            background: rgba(25, 227, 194, 0.06);
        }
        .navbar-nav .nav-link.active {
            color: var(--jisu-cyan) !important;
            background: rgba(25, 227, 194, 0.08);
        }
        .navbar-nav .nav-link.active::after {
            content: "";
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--jisu-cyan);
            border-radius: 2px;
        }
        .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 8px;
            padding: 8px 10px;
            outline: none;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(25, 227, 194, 0.25);
            outline: none;
        }
        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(238,240,243,0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--jisu-red);
            color: #fff !important;
            font-weight: 600;
            font-size: 0.88rem;
            padding: 10px 20px;
            border-radius: 9px;
            border: 1px solid var(--jisu-red);
            transition: var(--jisu-transition);
            white-space: nowrap;
            margin-left: 10px;
        }
        .nav-cta-btn:hover {
            background: var(--jisu-red-dark);
            border-color: var(--jisu-red-dark);
            color: #fff !important;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(240, 58, 23, 0.35);
        }
        /* Breadcrumb */
        .jisu-breadcrumb {
            padding: 22px 0 8px;
            font-size: 0.85rem;
            color: var(--jisu-text-muted);
            background: transparent;
            margin: 0;
        }
        .jisu-breadcrumb a {
            color: var(--jisu-text-muted);
            transition: var(--jisu-transition);
        }
        .jisu-breadcrumb a:hover {
            color: var(--jisu-cyan);
        }
        .jisu-breadcrumb .current {
            color: var(--jisu-text-dark);
            pointer-events: none;
        }
        .jisu-breadcrumb .separator {
            margin: 0 8px;
            color: rgba(255, 255, 255, 0.3);
        }
        /* Page header */
        .jisu-page-header {
            padding: 30px 0 48px;
            background: var(--jisu-dark);
            border-bottom: 1px solid var(--jisu-border-dark);
            position: relative;
            overflow: hidden;
        }
        .jisu-page-header::after {
            content: "";
            position: absolute;
            top: -60px;
            right: -60px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(240, 58, 23, 0.08);
            pointer-events: none;
        }
        .jisu-page-header h1 {
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 800;
            line-height: 1.2;
            color: var(--jisu-text-dark);
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .jisu-page-header .lead {
            font-size: 1.05rem;
            color: var(--jisu-text-muted);
            max-width: 680px;
            margin-bottom: 0;
            line-height: 1.8;
        }
        .jisu-page-header .header-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(25, 227, 194, 0.1);
            border: 1px solid rgba(25, 227, 194, 0.25);
            color: var(--jisu-cyan);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 14px;
        }
        /* Stats overview */
        .jisu-stats-mini {
            padding: 32px 0;
            background: var(--jisu-dark-2);
            border-bottom: 1px solid var(--jisu-border-dark);
        }
        .jisu-stat-mini-card {
            background: var(--jisu-dark-card);
            border: 1px solid var(--jisu-border-dark);
            border-radius: var(--jisu-radius-card);
            padding: 18px 20px;
            text-align: center;
            transition: var(--jisu-transition);
            height: 100%;
        }
        .jisu-stat-mini-card:hover {
            border-color: rgba(25, 227, 194, 0.3);
            box-shadow: var(--jisu-shadow-dark);
            transform: translateY(-2px);
        }
        .jisu-stat-mini-card .stat-value {
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--jisu-cyan);
            letter-spacing: -0.5px;
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .jisu-stat-mini-card .stat-label {
            font-size: 0.82rem;
            color: var(--jisu-text-muted);
            font-weight: 500;
        }
        /* Main section */
        .jisu-main-section {
            padding: var(--jisu-section-padding);
            background: var(--jisu-dark);
        }
        .jisu-section-title {
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 800;
            color: var(--jisu-text-dark);
            letter-spacing: -0.3px;
            margin-bottom: 10px;
        }
        .jisu-section-subtitle {
            font-size: 0.95rem;
            color: var(--jisu-text-muted);
            margin-bottom: 28px;
            line-height: 1.7;
        }
        .section-divider {
            border: none;
            height: 1px;
            background: var(--jisu-border-dark);
            margin: 0 0 32px;
        }
        /* Training cards */
        .jisu-training-card {
            background: var(--jisu-dark-card);
            border: 1px solid var(--jisu-border-dark);
            border-radius: var(--jisu-radius-card);
            padding: 22px;
            height: 100%;
            transition: var(--jisu-transition);
            position: relative;
            overflow: hidden;
        }
        .jisu-training-card:hover {
            border-color: rgba(240, 58, 23, 0.4);
            box-shadow: var(--jisu-shadow-dark);
            transform: translateY(-3px);
        }
        .jisu-training-card .card-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 12px;
        }
        .jisu-training-card .card-tag {
            font-size: 0.73rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 20px;
            background: rgba(240, 58, 23, 0.12);
            border: 1px solid rgba(240, 58, 23, 0.3);
            color: var(--jisu-red);
        }
        .jisu-training-card .card-tag.cyan {
            background: rgba(25, 227, 194, 0.1);
            border-color: rgba(25, 227, 194, 0.25);
            color: var(--jisu-cyan);
        }
        .jisu-training-card .card-tag.lime {
            background: rgba(182, 255, 60, 0.1);
            border-color: rgba(182, 255, 60, 0.3);
            color: var(--jisu-lime);
        }
        .jisu-training-card .card-duration {
            font-size: 0.78rem;
            color: var(--jisu-text-muted);
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .jisu-training-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            margin-bottom: 8px;
            letter-spacing: -0.2px;
        }
        .jisu-training-card p {
            font-size: 0.88rem;
            color: var(--jisu-text-muted);
            line-height: 1.7;
            margin-bottom: 14px;
        }
        .jisu-training-card .card-level {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--jisu-cyan);
            display: flex;
            align-items: center;
            gap: 4px;
        }
        /* Scene cards */
        .jisu-scene-card {
            background: var(--jisu-dark-card);
            border: 1px solid var(--jisu-border-dark);
            border-radius: var(--jisu-radius-card);
            overflow: hidden;
            height: 100%;
            transition: var(--jisu-transition);
        }
        .jisu-scene-card:hover {
            border-color: rgba(25, 227, 194, 0.3);
            box-shadow: var(--jisu-shadow-dark);
            transform: translateY(-3px);
        }
        .jisu-scene-card img {
            width: 100%;
            height: 140px;
            object-fit: cover;
        }
        .jisu-scene-card .scene-body {
            padding: 16px 18px;
        }
        .jisu-scene-card h3 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            margin-bottom: 6px;
        }
        .jisu-scene-card p {
            font-size: 0.82rem;
            color: var(--jisu-text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }
        .jisu-scene-card .scene-link {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--jisu-cyan);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: 8px;
        }
        .jisu-scene-card .scene-link:hover {
            color: var(--jisu-lime);
        }
        /* Guide block */
        .jisu-guide-block {
            background: var(--jisu-dark-2);
            border: 1px solid var(--jisu-border-dark);
            border-radius: var(--jisu-radius-card);
            padding: 28px 30px;
        }
        .jisu-guide-block h2 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            margin-bottom: 12px;
            letter-spacing: -0.2px;
        }
        .jisu-guide-block p {
            color: var(--jisu-text-muted);
            font-size: 0.92rem;
            line-height: 1.85;
            margin-bottom: 10px;
        }
        .jisu-guide-block ul {
            list-style: none;
            padding: 0;
            margin: 12px 0 0;
        }
        .jisu-guide-block ul li {
            position: relative;
            padding-left: 20px;
            font-size: 0.88rem;
            color: var(--jisu-text-muted);
            margin-bottom: 8px;
        }
        .jisu-guide-block ul li::before {
            content: "";
            position: absolute;
            left: 0;
            top: 10px;
            width: 8px;
            height: 8px;
            border-radius: 2px;
            background: var(--jisu-red);
        }
        /* CTA Section */
        .jisu-cta-section {
            padding: var(--jisu-section-padding);
            background: var(--jisu-dark-2);
            border-top: 1px solid var(--jisu-border-dark);
            border-bottom: 1px solid var(--jisu-border-dark);
        }
        .jisu-cta-card {
            background: linear-gradient(135deg, #1A1E28 0%, #12151D 100%);
            border: 1px solid rgba(240, 58, 23, 0.3);
            border-radius: var(--jisu-radius-card);
            padding: 36px 32px;
            box-shadow: var(--jisu-shadow-dark);
        }
        .jisu-cta-card h2 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--jisu-text-dark);
            margin-bottom: 8px;
            letter-spacing: -0.3px;
        }
        .jisu-cta-card .cta-desc {
            font-size: 0.92rem;
            color: var(--jisu-text-muted);
            margin-bottom: 20px;
        }
        .jisu-form-group {
            margin-bottom: 14px;
        }
        .jisu-form-group label {
            display: block;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--jisu-text-dark);
            margin-bottom: 5px;
        }
        .jisu-form-group input,
        .jisu-form-group select {
            width: 100%;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--jisu-radius-xs);
            padding: 10px 14px;
            color: var(--jisu-text-dark);
            font-size: 0.88rem;
            outline: none;
            transition: var(--jisu-transition);
        }
        .jisu-form-group input:focus,
        .jisu-form-group select:focus {
            border-color: var(--jisu-red);
            box-shadow: 0 0 0 3px rgba(240, 58, 23, 0.15);
        }
        .jisu-form-group input::placeholder {
            color: rgba(255, 255, 255, 0.3);
        }
        .jisu-btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--jisu-red);
            color: #fff !important;
            font-weight: 600;
            font-size: 0.92rem;
            padding: 12px 28px;
            border-radius: var(--jisu-radius-xs);
            border: 1px solid var(--jisu-red);
            transition: var(--jisu-transition);
            cursor: pointer;
        }
        .jisu-btn-primary:hover {
            background: var(--jisu-red-dark);
            border-color: var(--jisu-red-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(240, 58, 23, 0.4);
        }
        /* Related articles */
        .jisu-related-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .jisu-related-list li {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 0;
            border-bottom: 1px solid var(--jisu-border-dark);
            transition: var(--jisu-transition);
        }
        .jisu-related-list li:hover {
            padding-left: 6px;
        }
        .jisu-related-list li:last-child {
            border-bottom: none;
        }
        .jisu-related-list .rel-icon {
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: rgba(25, 227, 194, 0.08);
            border: 1px solid rgba(25, 227, 194, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--jisu-cyan);
            flex-shrink: 0;
            font-size: 0.8rem;
        }
        .jisu-related-list .rel-info {
            flex: 1;
            min-width: 0;
        }
        .jisu-related-list .rel-title {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--jisu-text-dark);
            display: block;
            line-height: 1.4;
        }
        .jisu-related-list .rel-meta {
            font-size: 0.75rem;
            color: var(--jisu-text-muted);
        }
        .jisu-related-list .rel-arrow {
            color: var(--jisu-text-muted);
            font-size: 0.8rem;
            flex-shrink: 0;
            transition: var(--jisu-transition);
        }
        .jisu-related-list li:hover .rel-arrow {
            color: var(--jisu-cyan);
            transform: translateX(3px);
        }
        /* Footer */
        .jisu-footer {
            background: var(--jisu-dark-2);
            border-top: 1px solid var(--jisu-border-dark);
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .footer-brand {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--jisu-text-dark);
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }
        .footer-desc {
            font-size: 0.85rem;
            color: var(--jisu-text-muted);
            line-height: 1.7;
            max-width: 340px;
        }
        .footer-nav-title {
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }
        .footer-nav {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-nav li {
            margin-bottom: 7px;
        }
        .footer-nav a {
            font-size: 0.85rem;
            color: var(--jisu-text-muted);
            transition: var(--jisu-transition);
        }
        .footer-nav a:hover {
            color: var(--jisu-cyan);
            padding-left: 3px;
        }
        .footer-bottom {
            margin-top: 32px;
            padding-top: 18px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            font-size: 0.78rem;
            color: var(--jisu-text-muted);
        }
        .footer-bottom a {
            color: var(--jisu-text-muted);
            transition: var(--jisu-transition);
        }
        .footer-bottom a:hover {
            color: var(--jisu-cyan);
        }
        /* Responsive */
        @media (max-width: 991.98px) {
            .navbar-nav {
                padding: 14px 0;
                gap: 2px;
            }
            .navbar-nav .nav-link {
                padding: 10px 14px !important;
            }
            .nav-cta-btn {
                margin-left: 0;
                margin-top: 10px;
                width: 100%;
                justify-content: center;
            }
            .jisu-page-header h1 {
                font-size: 1.8rem;
            }
            .jisu-cta-card {
                padding: 26px 20px;
            }
        }
        @media (max-width: 767.98px) {
            :root {
                --jisu-section-padding: 44px 0;
            }
            .jisu-page-header {
                padding: 20px 0 32px;
            }
            .jisu-page-header h1 {
                font-size: 1.5rem;
            }
            .jisu-cta-section {
                padding: 36px 0;
            }
            .jisu-cta-card {
                padding: 22px 16px;
            }
            .jisu-guide-block {
                padding: 20px 16px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
        }
        @media (max-width: 575.98px) {
            .jisu-stat-mini-card .stat-value {
                font-size: 1.35rem;
            }
            .jisu-training-card {
                padding: 16px;
            }
            .jisu-scene-card img {
                height: 110px;
            }
        }

/* roulang page: category3 */
:root {
            --jisu-red: #F03A17;
            --jisu-red-dark: #C72E10;
            --jisu-red-rgb: 240, 58, 23;
            --jisu-cyan: #19E3C2;
            --jisu-cyan-rgb: 25, 227, 194;
            --jisu-lime: #B6FF3C;
            --jisu-lime-rgb: 182, 255, 60;
            --jisu-dark: #0B0D12;
            --jisu-dark-2: #12151D;
            --jisu-dark-3: #1A1E28;
            --jisu-dark-card: #161A24;
            --jisu-light: #F4F5F7;
            --jisu-light-2: #EDEFF3;
            --jisu-white: #FFFFFF;
            --jisu-text-dark: #EEF0F3;
            --jisu-text-light: #191B20;
            --jisu-text-muted: #8A909C;
            --jisu-text-muted-dark: #6B7280;
            --jisu-border-dark: rgba(255, 255, 255, 0.09);
            --jisu-border-light: rgba(0, 0, 0, 0.07);
            --jisu-radius-card: 16px;
            --jisu-radius-sm: 10px;
            --jisu-radius-xs: 8px;
            --jisu-shadow-dark: 0 8px 28px rgba(0, 0, 0, 0.45);
            --jisu-shadow-light: 0 6px 20px rgba(0, 0, 0, 0.06);
            --jisu-font-sans: "PingFang SC", "MiSans", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
            --jisu-section-padding: 72px 0;
            --jisu-section-padding-mobile: 44px 0;
            --jisu-transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--jisu-font-sans);
            line-height: 1.85;
            color: var(--jisu-text-dark);
            background-color: var(--jisu-dark);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--jisu-transition);
        }

        a:hover {
            color: var(--jisu-cyan);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea,
        select {
            font-family: var(--jisu-font-sans);
        }

        .container {
            max-width: 1280px;
        }

        /* Header / Navigation */
        .jisu-nav-wrapper {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(11, 13, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            transition: var(--jisu-transition);
        }

        .jisu-nav-wrapper.scrolled {
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
        }

        .navbar {
            padding: 14px 0;
            background: transparent !important;
        }

        .navbar-brand {
            font-size: 1.4rem;
            font-weight: 800;
            letter-spacing: 0.5px;
            color: var(--jisu-text-dark);
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--jisu-transition);
        }

        .navbar-brand:hover {
            color: var(--jisu-text-dark);
            opacity: 0.88;
        }

        .brand-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 9px;
            background: var(--jisu-red);
            color: #fff;
            font-size: 0.95rem;
            flex-shrink: 0;
        }

        .brand-text {
            line-height: 1.3;
        }

        .brand-text strong {
            font-weight: 800;
            letter-spacing: 0.5px;
        }

        .navbar-nav {
            gap: 4px;
        }

        .navbar-nav .nav-link {
            color: var(--jisu-text-dark) !important;
            font-weight: 500;
            font-size: 0.92rem;
            padding: 8px 14px !important;
            border-radius: 8px;
            transition: var(--jisu-transition);
            position: relative;
            white-space: nowrap;
        }

        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link:focus {
            color: var(--jisu-cyan) !important;
            background: rgba(25, 227, 194, 0.06);
        }

        .navbar-nav .nav-link.active {
            color: var(--jisu-cyan) !important;
            background: rgba(25, 227, 194, 0.08);
        }

        .navbar-nav .nav-link.active::after {
            content: "";
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--jisu-cyan);
            border-radius: 2px;
        }

        .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 8px;
            padding: 8px 10px;
            outline: none;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(25, 227, 194, 0.25);
            outline: none;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(238,240,243,0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--jisu-red);
            color: #fff !important;
            font-weight: 600;
            font-size: 0.88rem;
            padding: 10px 20px;
            border-radius: 9px;
            border: 1px solid var(--jisu-red);
            transition: var(--jisu-transition);
            white-space: nowrap;
            margin-left: 10px;
        }

        .nav-cta-btn:hover {
            background: var(--jisu-red-dark);
            border-color: var(--jisu-red-dark);
            color: #fff !important;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(240, 58, 23, 0.35);
        }

        /* Breadcrumb */
        .jisu-breadcrumb {
            margin-bottom: 20px;
        }

        .jisu-breadcrumb .breadcrumb {
            background: transparent;
            margin: 0;
            padding: 0;
            gap: 6px;
        }

        .jisu-breadcrumb .breadcrumb-item {
            font-size: 0.82rem;
            color: var(--jisu-text-muted);
        }

        .jisu-breadcrumb .breadcrumb-item a {
            color: var(--jisu-text-muted);
        }

        .jisu-breadcrumb .breadcrumb-item a:hover {
            color: var(--jisu-cyan);
        }

        .jisu-breadcrumb .breadcrumb-item.active {
            color: var(--jisu-cyan);
        }

        .jisu-breadcrumb .breadcrumb-item + .breadcrumb-item::before {
            content: "/";
            color: var(--jisu-text-muted);
            font-size: 0.75rem;
            opacity: 0.6;
        }

        /* Category Hero */
        .jisu-cat-hero {
            position: relative;
            background: linear-gradient(180deg, var(--jisu-dark-2) 0%, var(--jisu-dark) 100%);
            padding: 68px 0 60px;
            border-bottom: 1px solid var(--jisu-border-dark);
            overflow: hidden;
        }

        .jisu-cat-hero::before {
            content: "";
            position: absolute;
            top: -160px;
            right: -160px;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(240, 58, 23, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .jisu-cat-hero::after {
            content: "";
            position: absolute;
            bottom: -100px;
            left: -80px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(25, 227, 194, 0.08) 0%, transparent 72%);
            border-radius: 50%;
            pointer-events: none;
        }

        .jisu-cat-hero .cat-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(240, 58, 23, 0.12);
            color: var(--jisu-red);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 100px;
            border: 1px solid rgba(240, 58, 23, 0.25);
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }

        .jisu-cat-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.25;
            color: var(--jisu-text-dark);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .jisu-cat-hero h1 .highlight {
            color: var(--jisu-cyan);
        }

        .jisu-cat-hero .lead-text {
            font-size: 1.05rem;
            color: var(--jisu-text-muted);
            max-width: 620px;
            margin-bottom: 0;
            line-height: 1.9;
        }

        .jisu-cat-hero .hero-image-wrap {
            border-radius: var(--jisu-radius-card);
            overflow: hidden;
            border: 1px solid var(--jisu-border-dark);
            box-shadow: var(--jisu-shadow-dark);
            position: relative;
        }

        .jisu-cat-hero .hero-image-wrap img {
            width: 100%;
            height: 320px;
            object-fit: cover;
        }

        .jisu-cat-hero .hero-image-wrap::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 13, 18, 0.25) 0%, transparent 55%);
            pointer-events: none;
        }

        .jisu-cat-hero .hero-stats-row {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            margin-top: 28px;
        }

        .jisu-cat-hero .hero-stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--jisu-border-dark);
            border-radius: var(--jisu-radius-xs);
            padding: 10px 16px;
        }

        .jisu-cat-hero .hero-stat-item i {
            color: var(--jisu-cyan);
            font-size: 0.95rem;
        }

        .jisu-cat-hero .hero-stat-item span {
            font-size: 0.83rem;
            color: var(--jisu-text-muted);
        }

        /* Metric strip */
        .jisu-metric-strip {
            background: var(--jisu-dark-2);
            padding: 26px 0;
            border-bottom: 1px solid var(--jisu-border-dark);
        }

        .jisu-metric-strip .metric-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .jisu-metric-strip .metric-item {
            text-align: center;
            padding: 10px 12px;
            border-radius: var(--jisu-radius-sm);
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--jisu-border-dark);
        }

        .jisu-metric-strip .metric-item .metric-num {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--jisu-cyan);
            letter-spacing: 0.5px;
        }

        .jisu-metric-strip .metric-item .metric-label {
            font-size: 0.8rem;
            color: var(--jisu-text-muted);
            margin-top: 2px;
        }

        /* Section standards */
        .jisu-section {
            padding: var(--jisu-section-padding);
            position: relative;
        }

        .jisu-section-light {
            background: var(--jisu-light);
            color: var(--jisu-text-light);
        }

        .jisu-section-light .section-eyebrow {
            color: var(--jisu-red);
        }

        .jisu-section-light .section-title {
            color: var(--jisu-text-light);
        }

        .jisu-section-light .section-sub {
            color: var(--jisu-text-muted-dark);
        }

        .section-eyebrow {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 1.2px;
            text-transform: uppercase;
            color: var(--jisu-red);
            margin-bottom: 10px;
        }

        .section-title {
            font-size: 1.9rem;
            font-weight: 800;
            line-height: 1.35;
            margin-bottom: 12px;
            color: var(--jisu-text-dark);
            letter-spacing: 0.5px;
        }

        .section-sub {
            font-size: 1rem;
            color: var(--jisu-text-muted);
            max-width: 640px;
            line-height: 1.9;
            margin-bottom: 0;
        }

        /* Tool list cards */
        .tool-card {
            background: var(--jisu-white);
            border: 1px solid var(--jisu-border-light);
            border-radius: var(--jisu-radius-card);
            overflow: hidden;
            transition: var(--jisu-transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .tool-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
            border-color: rgba(240, 58, 23, 0.3);
        }

        .tool-card .tool-card-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }

        .tool-card .tool-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--jisu-transition);
        }

        .tool-card:hover .tool-card-img img {
            transform: scale(1.05);
        }

        .tool-card .tool-card-body {
            padding: 22px 22px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .tool-card .tool-tag {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--jisu-red);
            background: rgba(240, 58, 23, 0.08);
            padding: 3px 12px;
            border-radius: 100px;
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .tool-card .tool-card-title {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--jisu-text-light);
        }

        .tool-card .tool-card-desc {
            font-size: 0.9rem;
            color: var(--jisu-text-muted-dark);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
        }

        .tool-card .tool-update {
            font-size: 0.75rem;
            color: var(--jisu-text-muted-dark);
            opacity: 0.7;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .tool-card .tool-update i {
            font-size: 0.7rem;
        }

        /* Tool featured card (larger) */
        .tool-card.featured .tool-card-img {
            height: 240px;
        }

        .tool-card.featured .tool-card-title {
            font-size: 1.35rem;
        }

        .tool-card.featured .tool-card-desc {
            font-size: 0.95rem;
        }

        /* Guide section */
        .jisu-guide-section {
            background: var(--jisu-dark-2);
            padding: var(--jisu-section-padding);
        }

        .jisu-guide-section .guide-image-wrap {
            border-radius: var(--jisu-radius-card);
            overflow: hidden;
            border: 1px solid var(--jisu-border-dark);
            box-shadow: var(--jisu-shadow-dark);
        }

        .jisu-guide-section .guide-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .jisu-guide-section .guide-text {
            font-size: 0.95rem;
            color: var(--jisu-text-muted);
            line-height: 2.0;
            margin-bottom: 0;
        }

        .jisu-guide-section .guide-highlight {
            color: var(--jisu-cyan);
            font-weight: 600;
        }

        /* Scenario entries */
        .jisu-scenario-entry {
            display: flex;
            align-items: center;
            gap: 18px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--jisu-border-dark);
            border-radius: var(--jisu-radius-sm);
            padding: 18px 20px;
            transition: var(--jisu-transition);
        }

        .jisu-scenario-entry:hover {
            border-color: rgba(25, 227, 194, 0.35);
            background: rgba(25, 227, 194, 0.05);
            transform: translateX(4px);
        }

        .jisu-scenario-entry .entry-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(240, 58, 23, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .jisu-scenario-entry .entry-icon i {
            font-size: 1.1rem;
            color: var(--jisu-red);
        }

        .jisu-scenario-entry .entry-title {
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--jisu-text-dark);
            margin-bottom: 2px;
        }

        .jisu-scenario-entry .entry-desc {
            font-size: 0.82rem;
            color: var(--jisu-text-muted);
            margin: 0;
        }

        /* News mini cards */
        .jisu-news-mini-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--jisu-border-dark);
            border-radius: var(--jisu-radius-sm);
            padding: 20px;
            transition: var(--jisu-transition);
            height: 100%;
        }

        .jisu-news-mini-card:hover {
            border-color: rgba(240, 58, 23, 0.3);
            transform: translateY(-2px);
        }

        .jisu-news-mini-card .news-date {
            font-size: 0.72rem;
            color: var(--jisu-cyan);
            margin-bottom: 8px;
            display: block;
        }

        .jisu-news-mini-card .news-title {
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--jisu-text-dark);
            margin-bottom: 6px;
            line-height: 1.5;
        }

        .jisu-news-mini-card .news-excerpt {
            font-size: 0.83rem;
            color: var(--jisu-text-muted);
            line-height: 1.7;
            margin: 0;
        }

        /* FAQ accordion */
        .jisu-faq-section {
            background: var(--jisu-dark-2);
            padding: var(--jisu-section-padding);
        }

        .jisu-faq-section .accordion-item {
            background: transparent;
            border: 1px solid var(--jisu-border-dark);
            border-radius: var(--jisu-radius-sm) !important;
            margin-bottom: 12px;
            overflow: hidden;
        }

        .jisu-faq-section .accordion-button {
            background: rgba(255, 255, 255, 0.03);
            color: var(--jisu-text-dark);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 16px 20px;
            border-radius: var(--jisu-radius-sm) !important;
        }

        .jisu-faq-section .accordion-button:not(.collapsed) {
            background: rgba(25, 227, 194, 0.06);
            color: var(--jisu-cyan);
            box-shadow: none;
            border-bottom: 1px solid rgba(25, 227, 194, 0.2);
        }

        .jisu-faq-section .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(25, 227, 194, 0.2);
            outline: none;
        }

        .jisu-faq-section .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%238A909C' stroke-linecap='round' stroke-linejoin='round'%3e%3cpath d='M2 5L8 11 14 5'/%3e%3c/svg%3e");
            opacity: 0.6;
        }

        .jisu-faq-section .accordion-button:not(.collapsed)::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%2319E3C2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpath d='M2 5L8 11 14 5'/%3e%3c/svg%3e");
        }

        .jisu-faq-section .accordion-body {
            background: rgba(255, 255, 255, 0.02);
            color: var(--jisu-text-muted);
            font-size: 0.9rem;
            line-height: 1.9;
            padding: 18px 20px;
        }

        /* CTA form */
        .jisu-cta-section {
            background: var(--jisu-dark);
            padding: var(--jisu-section-padding);
        }

        .jisu-cta-section .cta-card {
            background: linear-gradient(135deg, var(--jisu-dark-card) 0%, var(--jisu-dark-3) 100%);
            border: 1px solid rgba(240, 58, 23, 0.25);
            border-radius: var(--jisu-radius-card);
            padding: 42px 40px;
            box-shadow: var(--jisu-shadow-dark);
            position: relative;
            overflow: hidden;
        }

        .jisu-cta-section .cta-card::before {
            content: "";
            position: absolute;
            top: -80px;
            right: -80px;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(240, 58, 23, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .jisu-cta-section .cta-title {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--jisu-text-dark);
            margin-bottom: 10px;
        }

        .jisu-cta-section .cta-sub {
            font-size: 0.95rem;
            color: var(--jisu-text-muted);
            margin-bottom: 24px;
            line-height: 1.8;
        }

        .jisu-cta-section .form-control {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--jisu-radius-xs);
            color: var(--jisu-text-dark);
            padding: 12px 16px;
            font-size: 0.92rem;
            transition: var(--jisu-transition);
        }

        .jisu-cta-section .form-control::placeholder {
            color: var(--jisu-text-muted);
            opacity: 0.7;
        }

        .jisu-cta-section .form-control:focus {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--jisu-red);
            box-shadow: 0 0 0 3px rgba(240, 58, 23, 0.2);
            outline: none;
        }

        .jisu-cta-section .form-select {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--jisu-radius-xs);
            color: var(--jisu-text-dark);
            padding: 12px 16px;
            font-size: 0.92rem;
            transition: var(--jisu-transition);
        }

        .jisu-cta-section .form-select:focus {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--jisu-red);
            box-shadow: 0 0 0 3px rgba(240, 58, 23, 0.2);
            outline: none;
        }

        .jisu-cta-section .form-select option {
            background: var(--jisu-dark-3);
            color: var(--jisu-text-dark);
        }

        .jisu-cta-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            background: var(--jisu-red);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 13px 28px;
            border: 1px solid var(--jisu-red);
            border-radius: var(--jisu-radius-xs);
            transition: var(--jisu-transition);
            white-space: nowrap;
        }

        .jisu-cta-btn:hover {
            background: var(--jisu-red-dark);
            border-color: var(--jisu-red-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(240, 58, 23, 0.4);
        }

        .jisu-cta-btn i {
            font-size: 0.9rem;
            transition: var(--jisu-transition);
        }

        .jisu-cta-btn:hover i {
            transform: translateX(4px);
        }

        .jisu-cta-side-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .jisu-cta-side-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.85rem;
            color: var(--jisu-text-muted);
            margin-bottom: 10px;
        }

        .jisu-cta-side-list li i {
            color: var(--jisu-cyan);
            font-size: 0.8rem;
            flex-shrink: 0;
        }

        /* Footer */
        .jisu-footer {
            background: var(--jisu-dark-2);
            padding: 54px 0 28px;
            border-top: 1px solid var(--jisu-border-dark);
        }

        .jisu-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--jisu-text-dark);
            margin-bottom: 14px;
        }

        .jisu-footer .footer-desc {
            font-size: 0.88rem;
            color: var(--jisu-text-muted);
            line-height: 1.8;
            margin-bottom: 0;
        }

        .jisu-footer .footer-nav-title {
            font-size: 0.88rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .jisu-footer .footer-nav {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .jisu-footer .footer-nav li {
            margin-bottom: 8px;
        }

        .jisu-footer .footer-nav a {
            font-size: 0.85rem;
            color: var(--jisu-text-muted);
            transition: var(--jisu-transition);
        }

        .jisu-footer .footer-nav a:hover {
            color: var(--jisu-cyan);
            padding-left: 4px;
        }

        .jisu-footer .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            padding-top: 22px;
            margin-top: 32px;
            border-top: 1px solid var(--jisu-border-dark);
            font-size: 0.8rem;
            color: var(--jisu-text-muted);
        }

        .jisu-footer .footer-bottom a {
            color: var(--jisu-text-muted);
        }

        .jisu-footer .footer-bottom a:hover {
            color: var(--jisu-cyan);
        }

        /* Media queries */
        @media (max-width: 1200px) {
            .jisu-cat-hero h1 {
                font-size: 2.4rem;
            }
            .jisu-cat-hero .hero-image-wrap img {
                height: 270px;
            }
            .jisu-metric-strip .metric-item .metric-num {
                font-size: 1.3rem;
            }
        }

        @media (max-width: 992px) {
            .navbar {
                padding: 12px 0;
            }
            .nav-cta-btn {
                margin-left: 0;
                margin-top: 8px;
            }
            .navbar-nav {
                gap: 2px;
                padding: 12px 0;
                border-top: 1px solid var(--jisu-border-dark);
                margin-top: 10px;
            }
            .jisu-cat-hero {
                padding: 52px 0 46px;
            }
            .jisu-cat-hero h1 {
                font-size: 2.1rem;
            }
            .jisu-cat-hero .hero-image-wrap {
                margin-top: 30px;
            }
            .jisu-cat-hero .hero-image-wrap img {
                height: 240px;
            }
            .jisu-metric-strip .metric-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .tool-card .tool-card-img {
                height: 150px;
            }
            .tool-card.featured .tool-card-img {
                height: 190px;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .jisu-cta-section .cta-card {
                padding: 32px 26px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --jisu-section-padding: 48px 0;
            }
            .jisu-cat-hero h1 {
                font-size: 1.7rem;
            }
            .jisu-cat-hero .lead-text {
                font-size: 0.9rem;
            }
            .jisu-cat-hero .hero-image-wrap img {
                height: 200px;
            }
            .jisu-cat-hero .hero-stats-row {
                flex-wrap: wrap;
                gap: 8px;
            }
            .jisu-cat-hero .hero-stat-item {
                padding: 6px 12px;
                font-size: 0.75rem;
            }
            .jisu-metric-strip .metric-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .jisu-metric-strip .metric-item .metric-num {
                font-size: 1.15rem;
            }
            .tool-card .tool-card-img {
                height: 160px;
            }
            .tool-card.featured .tool-card-img {
                height: 200px;
            }
            .jisu-scenario-entry {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
                padding: 16px;
            }
            .jisu-cta-section .cta-card {
                padding: 24px 18px;
            }
            .jisu-cta-section .cta-title {
                font-size: 1.3rem;
            }
            .jisu-footer {
                padding: 38px 0 20px;
            }
            .jisu-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .jisu-cat-hero h1 {
                font-size: 1.4rem;
            }
            .jisu-cat-hero .hero-image-wrap img {
                height: 170px;
            }
            .jisu-metric-strip .metric-row {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .jisu-metric-strip .metric-item {
                padding: 8px 6px;
            }
            .jisu-metric-strip .metric-item .metric-num {
                font-size: 1rem;
            }
            .jisu-metric-strip .metric-item .metric-label {
                font-size: 0.7rem;
            }
            .tool-card .tool-card-img {
                height: 140px;
            }
            .tool-card .tool-card-body {
                padding: 16px 14px;
            }
            .tool-card .tool-card-title {
                font-size: 1rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .jisu-cta-section .cta-card {
                padding: 20px 14px;
            }
            .jisu-cta-btn {
                width: 100%;
                justify-content: center;
                font-size: 0.88rem;
                padding: 11px 20px;
            }
        }

/* roulang page: category1 */
:root {
            --jisu-red: #F03A17;
            --jisu-red-dark: #C72E10;
            --jisu-red-rgb: 240, 58, 23;
            --jisu-cyan: #19E3C2;
            --jisu-cyan-rgb: 25, 227, 194;
            --jisu-lime: #B6FF3C;
            --jisu-lime-rgb: 182, 255, 60;
            --jisu-dark: #0B0D12;
            --jisu-dark-2: #12151D;
            --jisu-dark-3: #1A1E28;
            --jisu-dark-card: #161A24;
            --jisu-light: #F4F5F7;
            --jisu-light-2: #EDEFF3;
            --jisu-white: #FFFFFF;
            --jisu-text-dark: #EEF0F3;
            --jisu-text-light: #191B20;
            --jisu-text-muted: #8A909C;
            --jisu-text-muted-dark: #6B7280;
            --jisu-border-dark: rgba(255, 255, 255, 0.09);
            --jisu-border-light: rgba(0, 0, 0, 0.07);
            --jisu-radius-card: 16px;
            --jisu-radius-sm: 10px;
            --jisu-radius-xs: 8px;
            --jisu-shadow-dark: 0 8px 28px rgba(0, 0, 0, 0.45);
            --jisu-shadow-light: 0 6px 20px rgba(0, 0, 0, 0.06);
            --jisu-font-sans: "PingFang SC", "MiSans", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
            --jisu-section-padding: 64px 0;
            --jisu-section-padding-mobile: 44px 0;
            --jisu-transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--jisu-font-sans);
            line-height: 1.85;
            color: var(--jisu-text-dark);
            background-color: var(--jisu-dark);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--jisu-transition);
        }

        a:hover {
            color: var(--jisu-cyan);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea,
        select {
            font-family: var(--jisu-font-sans);
        }

        .container {
            max-width: 1280px;
        }

        /* Header / Navigation */
        .jisu-nav-wrapper {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(11, 13, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            transition: var(--jisu-transition);
        }

        .jisu-nav-wrapper.scrolled {
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
        }

        .navbar {
            padding: 14px 0;
            background: transparent !important;
        }

        .navbar-brand {
            font-size: 1.4rem;
            font-weight: 800;
            letter-spacing: 0.5px;
            color: var(--jisu-text-dark);
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--jisu-transition);
        }

        .navbar-brand:hover {
            color: var(--jisu-text-dark);
            opacity: 0.88;
        }

        .brand-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 9px;
            background: var(--jisu-red);
            color: #fff;
            font-size: 0.95rem;
            flex-shrink: 0;
        }

        .brand-text {
            line-height: 1.3;
        }

        .brand-text strong {
            font-weight: 800;
            letter-spacing: 0.5px;
        }

        .navbar-nav {
            gap: 4px;
        }

        .navbar-nav .nav-link {
            color: var(--jisu-text-dark) !important;
            font-weight: 500;
            font-size: 0.92rem;
            padding: 8px 14px !important;
            border-radius: 8px;
            transition: var(--jisu-transition);
            position: relative;
            white-space: nowrap;
        }

        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link:focus {
            color: var(--jisu-cyan) !important;
            background: rgba(25, 227, 194, 0.06);
        }

        .navbar-nav .nav-link.active {
            color: var(--jisu-cyan) !important;
            background: rgba(25, 227, 194, 0.08);
        }

        .navbar-nav .nav-link.active::after {
            content: "";
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--jisu-cyan);
            border-radius: 2px;
        }

        .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 8px;
            padding: 8px 10px;
            outline: none;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(25, 227, 194, 0.25);
            outline: none;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(238,240,243,0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--jisu-red);
            color: #fff !important;
            font-weight: 600;
            font-size: 0.88rem;
            padding: 10px 20px;
            border-radius: 9px;
            border: 1px solid var(--jisu-red);
            transition: var(--jisu-transition);
            white-space: nowrap;
            margin-left: 10px;
        }

        .nav-cta-btn:hover {
            background: var(--jisu-red-dark);
            border-color: var(--jisu-red-dark);
            color: #fff !important;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(240, 58, 23, 0.35);
        }

        /* Category Page Header */
        .jisu-cat-header {
            padding: 48px 0 36px;
            background: var(--jisu-dark-2);
            border-bottom: 1px solid var(--jisu-border-dark);
            position: relative;
            overflow: hidden;
        }

        .jisu-cat-header::before {
            content: "";
            position: absolute;
            top: -80px;
            right: -40px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(240, 58, 23, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .jisu-breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--jisu-text-muted);
            margin-bottom: 20px;
            list-style: none;
            padding: 0;
        }

        .jisu-breadcrumb li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .jisu-breadcrumb li a {
            color: var(--jisu-text-muted);
            transition: var(--jisu-transition);
        }

        .jisu-breadcrumb li a:hover {
            color: var(--jisu-cyan);
        }

        .jisu-breadcrumb li span {
            color: var(--jisu-text-muted);
        }

        .jisu-breadcrumb li.current {
            color: var(--jisu-cyan);
            font-weight: 600;
        }

        .jisu-cat-h1 {
            font-size: 2.5rem;
            font-weight: 800;
            line-height: 1.25;
            color: var(--jisu-text-dark);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .jisu-cat-lead {
            font-size: 1.05rem;
            color: var(--jisu-text-muted);
            max-width: 760px;
            line-height: 1.9;
        }

        /* Metric Strip */
        .jisu-metrics-strip {
            padding: 32px 0;
            background: var(--jisu-dark);
            border-bottom: 1px solid var(--jisu-border-dark);
        }

        .jisu-metric-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 18px;
            background: var(--jisu-dark-card);
            border-radius: 12px;
            border: 1px solid var(--jisu-border-dark);
            transition: var(--jisu-transition);
        }

        .jisu-metric-item:hover {
            border-color: rgba(var(--jisu-cyan-rgb), 0.4);
            transform: translateY(-2px);
        }

        .jisu-metric-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: rgba(var(--jisu-cyan-rgb), 0.1);
            color: var(--jisu-cyan);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .jisu-metric-text strong {
            display: block;
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            line-height: 1.4;
        }

        .jisu-metric-text span {
            font-size: 0.82rem;
            color: var(--jisu-text-muted);
        }

        /* Main Grid Layout */
        .jisu-cat-main {
            padding: 48px 0 64px;
            background: var(--jisu-dark);
        }

        .jisu-cat-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 32px;
            align-items: start;
        }

        /* Match Card */
        .jisu-match-card {
            display: flex;
            gap: 18px;
            background: var(--jisu-dark-card);
            border-radius: var(--jisu-radius-card);
            border: 1px solid var(--jisu-border-dark);
            padding: 18px;
            margin-bottom: 18px;
            transition: var(--jisu-transition);
            position: relative;
        }

        .jisu-match-card:hover {
            border-color: rgba(var(--jisu-cyan-rgb), 0.35);
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
        }

        .jisu-match-card-img {
            flex-shrink: 0;
            width: 160px;
            height: 110px;
            border-radius: 12px;
            overflow: hidden;
        }

        .jisu-match-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .jisu-match-card-body {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
        }

        .jisu-match-card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 8px;
        }

        .jisu-badge {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 6px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            background: rgba(var(--jisu-red-rgb), 0.14);
            color: #FF7A5C;
            border: 1px solid rgba(var(--jisu-red-rgb), 0.2);
        }

        .jisu-badge.cyan {
            background: rgba(var(--jisu-cyan-rgb), 0.1);
            color: var(--jisu-cyan);
            border-color: rgba(var(--jisu-cyan-rgb), 0.2);
        }

        .jisu-badge.lime {
            background: rgba(var(--jisu-lime-rgb), 0.1);
            color: var(--jisu-lime);
            border-color: rgba(var(--jisu-lime-rgb), 0.2);
        }

        .jisu-match-date {
            font-size: 0.8rem;
            color: var(--jisu-text-muted);
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .jisu-match-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            margin-bottom: 6px;
            line-height: 1.5;
        }

        .jisu-match-excerpt {
            font-size: 0.88rem;
            color: var(--jisu-text-muted);
            line-height: 1.75;
            flex: 1;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .jisu-text-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--jisu-cyan);
            background: none;
            border: none;
            padding: 0;
            cursor: pointer;
            transition: var(--jisu-transition);
            align-self: flex-start;
        }

        .jisu-text-btn:hover {
            color: var(--jisu-lime);
            gap: 10px;
        }

        .jisu-text-btn i {
            font-size: 0.75rem;
            transition: var(--jisu-transition);
        }

        /* Sidebar */
        .jisu-sidebar {
            position: sticky;
            top: 100px;
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .jisu-sidebar-card {
            background: var(--jisu-dark-card);
            border-radius: var(--jisu-radius-card);
            border: 1px solid var(--jisu-border-dark);
            padding: 20px;
        }

        .jisu-sidebar-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.3px;
        }

        .jisu-sidebar-title i {
            color: var(--jisu-red);
            font-size: 0.85rem;
        }

        .jisu-focus-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid var(--jisu-border-dark);
            font-size: 0.85rem;
        }

        .jisu-focus-item:last-child {
            border-bottom: none;
        }

        .jisu-focus-item .team {
            color: var(--jisu-text-dark);
            font-weight: 600;
        }

        .jisu-focus-item .time {
            color: var(--jisu-text-muted);
            font-size: 0.78rem;
        }

        .jisu-hot-tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 6px;
            font-size: 0.75rem;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.04);
            color: var(--jisu-text-muted);
            border: 1px solid var(--jisu-border-dark);
            margin: 0 6px 8px 0;
            transition: var(--jisu-transition);
        }

        .jisu-hot-tag:hover {
            border-color: rgba(var(--jisu-cyan-rgb), 0.4);
            color: var(--jisu-cyan);
        }

        .jisu-sidebar-note {
            font-size: 0.82rem;
            color: var(--jisu-text-muted);
            line-height: 1.75;
        }

        /* Scene Grid */
        .jisu-scene-section {
            padding: var(--jisu-section-padding);
            background: var(--jisu-dark-2);
            border-top: 1px solid var(--jisu-border-dark);
            border-bottom: 1px solid var(--jisu-border-dark);
        }

        .jisu-section-label {
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--jisu-red);
            margin-bottom: 8px;
            display: block;
        }

        .jisu-h2 {
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--jisu-text-dark);
            margin-bottom: 14px;
            line-height: 1.35;
            letter-spacing: 0.5px;
        }

        .jisu-section-sub {
            font-size: 0.98rem;
            color: var(--jisu-text-muted);
            max-width: 680px;
            margin-bottom: 32px;
            line-height: 1.85;
        }

        .jisu-scene-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .jisu-scene-card {
            border-radius: var(--jisu-radius-card);
            overflow: hidden;
            border: 1px solid var(--jisu-border-dark);
            background: var(--jisu-dark-card);
            transition: var(--jisu-transition);
            position: relative;
            min-height: 180px;
            display: flex;
            flex-direction: column;
        }

        .jisu-scene-card:hover {
            border-color: rgba(var(--jisu-cyan-rgb), 0.4);
            transform: translateY(-4px);
            box-shadow: 0 14px 34px rgba(0, 0, 0, 0.4);
        }

        .jisu-scene-card-img {
            height: 100px;
            overflow: hidden;
            position: relative;
        }

        .jisu-scene-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .jisu-scene-card-body {
            padding: 16px;
            flex: 1;
        }

        .jisu-scene-card-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            margin-bottom: 6px;
            line-height: 1.45;
        }

        .jisu-scene-card-desc {
            font-size: 0.8rem;
            color: var(--jisu-text-muted);
            line-height: 1.7;
        }

        /* Guide Panel */
        .jisu-guide-panel {
            padding: var(--jisu-section-padding);
            background: var(--jisu-dark);
        }

        .jisu-guide-card {
            background: linear-gradient(135deg, var(--jisu-dark-card) 0%, var(--jisu-dark-3) 100%);
            border-radius: var(--jisu-radius-card);
            border: 1px solid var(--jisu-border-dark);
            padding: 32px 36px;
        }

        .jisu-guide-text {
            font-size: 0.95rem;
            color: var(--jisu-text-muted);
            line-height: 2;
            max-width: 900px;
        }

        .jisu-guide-text strong {
            color: var(--jisu-text-dark);
            font-weight: 600;
        }

        /* News Panel */
        .jisu-news-panel {
            padding: var(--jisu-section-padding);
            background: var(--jisu-dark-2);
            border-top: 1px solid var(--jisu-border-dark);
            border-bottom: 1px solid var(--jisu-border-dark);
        }

        .jisu-news-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .jisu-news-item {
            background: var(--jisu-dark-card);
            border-radius: 12px;
            border: 1px solid var(--jisu-border-dark);
            padding: 18px;
            transition: var(--jisu-transition);
        }

        .jisu-news-item:hover {
            border-color: rgba(var(--jisu-cyan-rgb), 0.3);
            transform: translateY(-2px);
        }

        .jisu-news-date {
            font-size: 0.78rem;
            color: var(--jisu-text-muted);
            margin-bottom: 8px;
        }

        .jisu-news-title {
            font-size: 0.92rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            line-height: 1.55;
            margin-bottom: 8px;
        }

        .jisu-news-excerpt {
            font-size: 0.82rem;
            color: var(--jisu-text-muted);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* FAQ */
        .jisu-faq-panel {
            padding: var(--jisu-section-padding);
            background: var(--jisu-dark);
        }

        .jisu-accordion .accordion-item {
            background: var(--jisu-dark-card);
            border: 1px solid var(--jisu-border-dark);
            border-radius: 12px !important;
            margin-bottom: 10px;
            overflow: hidden;
        }

        .jisu-accordion .accordion-button {
            background: transparent;
            color: var(--jisu-text-dark);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 18px 20px;
            box-shadow: none;
            border-radius: 12px !important;
        }

        .jisu-accordion .accordion-button:not(.collapsed) {
            background: rgba(var(--jisu-cyan-rgb), 0.05);
            color: var(--jisu-cyan);
            box-shadow: none;
            border-bottom: 1px solid var(--jisu-border-dark);
        }

        .jisu-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(var(--jisu-cyan-rgb), 0.25);
            border-color: rgba(var(--jisu-cyan-rgb), 0.4);
        }

        .jisu-accordion .accordion-body {
            padding: 18px 20px;
            color: var(--jisu-text-muted);
            font-size: 0.9rem;
            line-height: 1.85;
        }

        /* CTA Panel */
        .jisu-cta-panel {
            padding: var(--jisu-section-padding);
            background: var(--jisu-dark-2);
            border-top: 1px solid var(--jisu-border-dark);
        }

        .jisu-cta-card {
            background: linear-gradient(160deg, #1A0E0B 0%, #0E1410 60%, #0B0D12 100%);
            border-radius: 20px;
            border: 1px solid rgba(var(--jisu-red-rgb), 0.25);
            padding: 40px 36px;
            position: relative;
            overflow: hidden;
        }

        .jisu-cta-card::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -40px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(var(--jisu-red-rgb), 0.18) 0%, transparent 70%);
            pointer-events: none;
        }

        .jisu-cta-title {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--jisu-text-dark);
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }

        .jisu-cta-sub {
            font-size: 0.95rem;
            color: var(--jisu-text-muted);
            max-width: 520px;
            margin-bottom: 24px;
            line-height: 1.85;
        }

        .jisu-cta-form .form-control {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 8px;
            color: var(--jisu-text-dark);
            padding: 12px 16px;
            font-size: 0.9rem;
            transition: var(--jisu-transition);
        }

        .jisu-cta-form .form-control:focus {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--jisu-cyan);
            box-shadow: 0 0 0 3px rgba(var(--jisu-cyan-rgb), 0.2);
            outline: none;
        }

        .jisu-cta-form .form-control::placeholder {
            color: rgba(255, 255, 255, 0.35);
        }

        .jisu-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--jisu-red);
            color: #fff;
            font-weight: 700;
            font-size: 0.95rem;
            padding: 13px 28px;
            border-radius: 8px;
            border: 1px solid var(--jisu-red);
            transition: var(--jisu-transition);
            cursor: pointer;
            white-space: nowrap;
        }

        .jisu-cta-btn:hover {
            background: var(--jisu-red-dark);
            border-color: var(--jisu-red-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(var(--jisu-red-rgb), 0.35);
        }

        .jisu-cta-btn i {
            font-size: 0.85rem;
            transition: var(--jisu-transition);
        }

        .jisu-cta-btn:hover i {
            transform: translateX(4px);
        }

        .jisu-cta-note {
            font-size: 0.8rem;
            color: var(--jisu-text-muted);
            margin-top: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .jisu-cta-note i {
            color: var(--jisu-lime);
        }

        /* Footer */
        .jisu-footer {
            background: #08090C;
            padding: 52px 0 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--jisu-text-dark);
            margin-bottom: 14px;
        }

        .footer-desc {
            font-size: 0.88rem;
            color: var(--jisu-text-muted);
            line-height: 1.85;
            max-width: 320px;
        }

        .footer-nav-title {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .footer-nav {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-nav li {
            margin-bottom: 8px;
        }

        .footer-nav li a {
            font-size: 0.85rem;
            color: var(--jisu-text-muted);
            transition: var(--jisu-transition);
        }

        .footer-nav li a:hover {
            color: var(--jisu-cyan);
            padding-left: 4px;
        }

        .footer-bottom {
            margin-top: 36px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 0.8rem;
            color: var(--jisu-text-muted);
        }

        .footer-bottom a {
            color: var(--jisu-text-muted);
            transition: var(--jisu-transition);
        }

        .footer-bottom a:hover {
            color: var(--jisu-cyan);
        }

        /* Responsive */
        @media (max-width: 992px) {
            .jisu-cat-layout {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .jisu-sidebar {
                position: static;
                display: grid;
                grid-template-columns: repeat(2, 1fr);
            }

            .jisu-scene-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .jisu-news-list {
                grid-template-columns: repeat(2, 1fr);
            }

            .jisu-cat-h1 {
                font-size: 2.1rem;
            }

            .navbar-nav {
                padding: 12px 0;
            }

            .nav-cta-btn {
                margin-left: 0;
                margin-top: 8px;
                justify-content: center;
            }

            .jisu-metrics-strip .col-md-6 {
                margin-bottom: 10px;
            }
        }

        @media (max-width: 768px) {
            .jisu-cat-header {
                padding: 32px 0 24px;
            }

            .jisu-cat-h1 {
                font-size: 1.75rem;
            }

            .jisu-cat-lead {
                font-size: 0.92rem;
            }

            .jisu-match-card {
                flex-direction: column;
                gap: 12px;
            }

            .jisu-match-card-img {
                width: 100%;
                height: 160px;
            }

            .jisu-sidebar {
                grid-template-columns: 1fr;
            }

            .jisu-scene-grid {
                grid-template-columns: 1fr;
            }

            .jisu-news-list {
                grid-template-columns: 1fr;
            }

            .jisu-cta-card {
                padding: 28px 20px;
            }

            .jisu-guide-card {
                padding: 24px 20px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }

            :root {
                --jisu-section-padding: 44px 0;
            }
        }

        @media (max-width: 576px) {
            .navbar-brand {
                font-size: 1.2rem;
            }

            .jisu-cat-h1 {
                font-size: 1.5rem;
            }

            .jisu-h2 {
                font-size: 1.4rem;
            }

            .jisu-metric-item {
                padding: 10px 14px;
            }

            .jisu-metric-text strong {
                font-size: 1rem;
            }

            .jisu-cta-title {
                font-size: 1.25rem;
            }

            .jisu-cta-form .row > div {
                margin-bottom: 10px;
            }
        }

/* roulang page: category4 */
:root {
            --jisu-red: #F03A17;
            --jisu-red-dark: #C72E10;
            --jisu-red-rgb: 240, 58, 23;
            --jisu-cyan: #19E3C2;
            --jisu-cyan-rgb: 25, 227, 194;
            --jisu-lime: #B6FF3C;
            --jisu-lime-rgb: 182, 255, 60;
            --jisu-dark: #0B0D12;
            --jisu-dark-2: #12151D;
            --jisu-dark-3: #1A1E28;
            --jisu-dark-card: #161A24;
            --jisu-light: #F4F5F7;
            --jisu-light-2: #EDEFF3;
            --jisu-white: #FFFFFF;
            --jisu-text-dark: #EEF0F3;
            --jisu-text-light: #191B20;
            --jisu-text-muted: #8A909C;
            --jisu-text-muted-dark: #6B7280;
            --jisu-border-dark: rgba(255, 255, 255, 0.09);
            --jisu-border-light: rgba(0, 0, 0, 0.07);
            --jisu-radius-card: 16px;
            --jisu-radius-sm: 10px;
            --jisu-radius-xs: 8px;
            --jisu-shadow-dark: 0 8px 28px rgba(0, 0, 0, 0.45);
            --jisu-shadow-light: 0 6px 20px rgba(0, 0, 0, 0.06);
            --jisu-font-sans: "PingFang SC", "MiSans", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
            --jisu-section-padding: 96px 0;
            --jisu-section-padding-mobile: 52px 0;
            --jisu-transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }
        @media (max-width: 768px) {
            :root {
                --jisu-section-padding: 52px 0;
            }
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--jisu-font-sans);
            line-height: 1.85;
            color: var(--jisu-text-dark);
            background-color: var(--jisu-dark);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--jisu-transition);
        }
        a:hover {
            color: var(--jisu-cyan);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea,
        select {
            font-family: var(--jisu-font-sans);
        }
        .container {
            max-width: 1280px;
        }
        /* Header / Navigation */
        .jisu-nav-wrapper {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(11, 13, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            transition: var(--jisu-transition);
        }
        .jisu-nav-wrapper.scrolled {
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
        }
        .navbar {
            padding: 14px 0;
            background: transparent !important;
        }
        .navbar-brand {
            font-size: 1.4rem;
            font-weight: 800;
            letter-spacing: 0.5px;
            color: var(--jisu-text-dark);
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--jisu-transition);
        }
        .navbar-brand:hover {
            color: var(--jisu-text-dark);
            opacity: 0.88;
        }
        .brand-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 9px;
            background: var(--jisu-red);
            color: #fff;
            font-size: 0.95rem;
            flex-shrink: 0;
        }
        .brand-text {
            line-height: 1.3;
        }
        .brand-text strong {
            font-weight: 800;
            letter-spacing: 0.5px;
        }
        .navbar-nav {
            gap: 4px;
        }
        .navbar-nav .nav-link {
            color: var(--jisu-text-dark) !important;
            font-weight: 500;
            font-size: 0.92rem;
            padding: 8px 14px !important;
            border-radius: 8px;
            transition: var(--jisu-transition);
            position: relative;
            white-space: nowrap;
        }
        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link:focus {
            color: var(--jisu-cyan) !important;
            background: rgba(25, 227, 194, 0.06);
        }
        .navbar-nav .nav-link.active {
            color: var(--jisu-cyan) !important;
            background: rgba(25, 227, 194, 0.08);
        }
        .navbar-nav .nav-link.active::after {
            content: "";
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--jisu-cyan);
            border-radius: 2px;
        }
        .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 8px;
            padding: 8px 10px;
            outline: none;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(25, 227, 194, 0.25);
            outline: none;
        }
        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(238,240,243,0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--jisu-red);
            color: #fff !important;
            font-weight: 600;
            font-size: 0.88rem;
            padding: 10px 20px;
            border-radius: 9px;
            border: 1px solid var(--jisu-red);
            transition: var(--jisu-transition);
            white-space: nowrap;
            margin-left: 10px;
        }
        .nav-cta-btn:hover {
            background: var(--jisu-red-dark);
            border-color: var(--jisu-red-dark);
            color: #fff !important;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(240, 58, 23, 0.35);
        }
        /* Breadcrumb */
        .jisu-breadcrumb-wrap {
            padding: 24px 0 0;
            background: transparent;
        }
        .jisu-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--jisu-text-muted);
            margin: 0;
            padding: 0;
            list-style: none;
        }
        .jisu-breadcrumb li {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .jisu-breadcrumb li:not(:last-child)::after {
            content: "/";
            color: var(--jisu-text-muted);
            font-size: 0.75rem;
            margin: 0 2px;
        }
        .jisu-breadcrumb li a {
            color: var(--jisu-text-muted);
            transition: var(--jisu-transition);
        }
        .jisu-breadcrumb li a:hover {
            color: var(--jisu-cyan);
        }
        .jisu-breadcrumb li.current {
            color: var(--jisu-cyan);
            font-weight: 500;
        }
        /* Category Header */
        .jisu-cat-header {
            padding: 36px 0 28px;
            background: var(--jisu-dark);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .jisu-cat-header h1 {
            font-size: 2.4rem;
            font-weight: 800;
            letter-spacing: 0.5px;
            color: var(--jisu-text-dark);
            margin-bottom: 12px;
            line-height: 1.25;
        }
        .jisu-cat-header .cat-intro {
            font-size: 1rem;
            color: var(--jisu-text-muted);
            max-width: 720px;
            margin-bottom: 0;
            line-height: 1.85;
        }
        .jisu-cat-header .cat-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
            margin-top: 14px;
        }
        .jisu-cat-header .cat-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.82rem;
            color: var(--jisu-text-muted);
            background: rgba(255, 255, 255, 0.04);
            padding: 4px 12px;
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.07);
        }
        .jisu-cat-header .cat-meta i {
            color: var(--jisu-cyan);
            font-size: 0.75rem;
        }
        /* Main Layout */
        .jisu-cat-main {
            padding: 48px 0 80px;
            background: var(--jisu-dark);
        }
        .jisu-cat-main .main-content {
            min-height: 400px;
        }
        /* Guide List Cards */
        .jisu-guide-card {
            display: flex;
            flex-direction: row;
            gap: 18px;
            background: var(--jisu-dark-card);
            border: 1px solid var(--jisu-border-dark);
            border-radius: var(--jisu-radius-card);
            padding: 20px;
            margin-bottom: 16px;
            transition: var(--jisu-transition);
            position: relative;
            overflow: hidden;
        }
        .jisu-guide-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 3px;
            height: 100%;
            background: var(--jisu-red);
            opacity: 0;
            transition: var(--jisu-transition);
        }
        .jisu-guide-card:hover {
            border-color: rgba(25, 227, 194, 0.3);
            transform: translateY(-3px);
            box-shadow: var(--jisu-shadow-dark);
        }
        .jisu-guide-card:hover::before {
            opacity: 1;
        }
        .jisu-guide-card .card-img {
            flex-shrink: 0;
            width: 140px;
            height: 110px;
            border-radius: var(--jisu-radius-sm);
            overflow: hidden;
            background: var(--jisu-dark-3);
            position: relative;
        }
        .jisu-guide-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--jisu-transition);
        }
        .jisu-guide-card:hover .card-img img {
            transform: scale(1.05);
        }
        .jisu-guide-card .card-body-content {
            flex: 1;
            min-width: 0;
        }
        .jisu-guide-card .card-top {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            margin-bottom: 8px;
        }
        .jisu-guide-card .card-date {
            font-size: 0.78rem;
            color: var(--jisu-text-muted);
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .jisu-guide-card .card-date i {
            font-size: 0.7rem;
        }
        .jisu-guide-card .card-tag {
            font-size: 0.72rem;
            color: var(--jisu-cyan);
            background: rgba(25, 227, 194, 0.1);
            padding: 2px 10px;
            border-radius: 20px;
            border: 1px solid rgba(25, 227, 194, 0.2);
            font-weight: 500;
        }
        .jisu-guide-card h3 {
            font-size: 1.08rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            margin-bottom: 6px;
            line-height: 1.4;
            transition: var(--jisu-transition);
        }
        .jisu-guide-card h3 a:hover {
            color: var(--jisu-cyan);
        }
        .jisu-guide-card .card-excerpt {
            font-size: 0.86rem;
            color: var(--jisu-text-muted);
            margin-bottom: 10px;
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .jisu-guide-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--jisu-cyan);
            transition: var(--jisu-transition);
        }
        .jisu-guide-card .card-link:hover {
            color: var(--jisu-lime);
            gap: 10px;
        }
        .jisu-guide-card .card-link i {
            font-size: 0.7rem;
        }
        /* Sidebar */
        .jisu-sidebar {
            position: sticky;
            top: 90px;
        }
        .jisu-sidebar-widget {
            background: var(--jisu-dark-card);
            border: 1px solid var(--jisu-border-dark);
            border-radius: var(--jisu-radius-card);
            padding: 22px;
            margin-bottom: 20px;
            transition: var(--jisu-transition);
        }
        .jisu-sidebar-widget:hover {
            border-color: rgba(255, 255, 255, 0.15);
        }
        .jisu-sidebar-widget .widget-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .jisu-sidebar-widget .widget-title i {
            color: var(--jisu-red);
            font-size: 0.85rem;
        }
        .jisu-stat-row {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 8px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .jisu-stat-row:last-child {
            border-bottom: none;
        }
        .jisu-stat-row .stat-num {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--jisu-cyan);
            min-width: 58px;
            letter-spacing: 0.5px;
        }
        .jisu-stat-row .stat-label {
            font-size: 0.82rem;
            color: var(--jisu-text-muted);
        }
        .jisu-scene-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .jisu-scene-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 14px;
            background: rgba(25, 227, 194, 0.05);
            border: 1px solid rgba(25, 227, 194, 0.12);
            border-radius: var(--jisu-radius-xs);
            color: var(--jisu-text-dark);
            font-size: 0.85rem;
            font-weight: 500;
            transition: var(--jisu-transition);
        }
        .jisu-scene-item:hover {
            background: rgba(25, 227, 194, 0.1);
            border-color: rgba(25, 227, 194, 0.25);
            color: var(--jisu-cyan);
            transform: translateX(3px);
        }
        .jisu-scene-item i {
            font-size: 0.7rem;
            color: var(--jisu-cyan);
        }
        /* Guide Description Section */
        .jisu-guide-desc-section {
            padding: 56px 0;
            background: var(--jisu-dark-2);
            border-top: 1px solid var(--jisu-border-dark);
            border-bottom: 1px solid var(--jisu-border-dark);
        }
        .jisu-guide-desc-section h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            margin-bottom: 18px;
            letter-spacing: 0.3px;
        }
        .jisu-guide-desc-section p {
            font-size: 0.95rem;
            color: var(--jisu-text-muted);
            line-height: 2;
            margin-bottom: 12px;
        }
        .jisu-guide-desc-section p:last-child {
            margin-bottom: 0;
        }
        .jisu-guide-desc-section .highlight-word {
            color: var(--jisu-cyan);
            font-weight: 600;
        }
        /* FAQ */
        .jisu-faq-section {
            padding: 64px 0;
            background: var(--jisu-dark);
        }
        .jisu-faq-section .faq-header {
            margin-bottom: 32px;
        }
        .jisu-faq-section .faq-header h2 {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            margin-bottom: 8px;
        }
        .jisu-faq-section .faq-header p {
            color: var(--jisu-text-muted);
            font-size: 0.9rem;
        }
        .jisu-accordion .accordion-item {
            background: var(--jisu-dark-card);
            border: 1px solid var(--jisu-border-dark);
            border-radius: var(--jisu-radius-sm) !important;
            margin-bottom: 10px;
            overflow: hidden;
            transition: var(--jisu-transition);
        }
        .jisu-accordion .accordion-item:hover {
            border-color: rgba(255, 255, 255, 0.15);
        }
        .jisu-accordion .accordion-button {
            background: transparent !important;
            color: var(--jisu-text-dark) !important;
            font-weight: 600;
            font-size: 0.92rem;
            padding: 16px 20px;
            box-shadow: none !important;
            border: none;
            transition: var(--jisu-transition);
        }
        .jisu-accordion .accordion-button:not(.collapsed) {
            color: var(--jisu-cyan) !important;
            background: rgba(25, 227, 194, 0.05) !important;
        }
        .jisu-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(25, 227, 194, 0.2) !important;
            border: none;
        }
        .jisu-accordion .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%238A909C' stroke-linecap='round' stroke-linejoin='round'%3e%3cpath d='M2 5L8 11L14 5'/%3e%3c/svg%3e");
            background-size: 1rem;
        }
        .jisu-accordion .accordion-button:not(.collapsed)::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%2319E3C2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpath d='M2 5L8 11L14 5'/%3e%3c/svg%3e");
        }
        .jisu-accordion .accordion-body {
            background: transparent;
            color: var(--jisu-text-muted);
            font-size: 0.86rem;
            line-height: 1.85;
            padding: 4px 20px 18px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }
        /* CTA Section */
        .jisu-cta-section {
            padding: 64px 0;
            background: var(--jisu-dark);
        }
        .jisu-cta-card {
            background: linear-gradient(135deg, rgba(240, 58, 23, 0.12) 0%, rgba(240, 58, 23, 0.04) 100%);
            border: 1px solid rgba(240, 58, 23, 0.25);
            border-radius: 20px;
            padding: 44px 40px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            transition: var(--jisu-transition);
        }
        .jisu-cta-card:hover {
            border-color: rgba(240, 58, 23, 0.4);
            box-shadow: 0 10px 40px rgba(240, 58, 23, 0.15);
        }
        .jisu-cta-card .cta-text h3 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--jisu-text-dark);
            margin-bottom: 8px;
        }
        .jisu-cta-card .cta-text p {
            color: var(--jisu-text-muted);
            font-size: 0.9rem;
            margin-bottom: 0;
            max-width: 520px;
        }
        .jisu-cta-card .cta-form-group {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }
        .jisu-cta-card .cta-form-group input {
            background: var(--jisu-dark-3);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--jisu-radius-xs);
            padding: 12px 16px;
            color: var(--jisu-text-dark);
            font-size: 0.88rem;
            min-width: 180px;
            transition: var(--jisu-transition);
            outline: none;
        }
        .jisu-cta-card .cta-form-group input:focus {
            border-color: var(--jisu-red);
            box-shadow: 0 0 0 3px rgba(240, 58, 23, 0.2);
        }
        .jisu-cta-card .cta-form-group input::placeholder {
            color: var(--jisu-text-muted);
        }
        .jisu-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--jisu-red);
            color: #fff !important;
            font-weight: 600;
            font-size: 0.88rem;
            padding: 12px 24px;
            border-radius: var(--jisu-radius-xs);
            border: 1px solid var(--jisu-red);
            transition: var(--jisu-transition);
            cursor: pointer;
            white-space: nowrap;
        }
        .jisu-cta-btn:hover {
            background: var(--jisu-red-dark);
            border-color: var(--jisu-red-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(240, 58, 23, 0.4);
        }
        /* Related Articles */
        .jisu-related-section {
            padding: 64px 0;
            background: var(--jisu-dark-2);
            border-top: 1px solid var(--jisu-border-dark);
        }
        .jisu-related-section h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            margin-bottom: 24px;
        }
        .jisu-related-card {
            background: var(--jisu-dark-card);
            border: 1px solid var(--jisu-border-dark);
            border-radius: var(--jisu-radius-sm);
            padding: 18px;
            transition: var(--jisu-transition);
            height: 100%;
        }
        .jisu-related-card:hover {
            border-color: rgba(25, 227, 194, 0.3);
            transform: translateY(-2px);
            box-shadow: var(--jisu-shadow-dark);
        }
        .jisu-related-card .related-tag {
            font-size: 0.7rem;
            color: var(--jisu-lime);
            background: rgba(182, 255, 60, 0.08);
            padding: 2px 10px;
            border-radius: 20px;
            display: inline-block;
            margin-bottom: 8px;
            font-weight: 500;
        }
        .jisu-related-card h4 {
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--jisu-text-dark);
            margin-bottom: 6px;
            line-height: 1.45;
        }
        .jisu-related-card h4 a:hover {
            color: var(--jisu-cyan);
        }
        .jisu-related-card .related-date {
            font-size: 0.75rem;
            color: var(--jisu-text-muted);
        }
        /* More Button */
        .jisu-more-btn-wrap {
            text-align: center;
            padding: 10px 0 0;
        }
        .jisu-more-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            background: transparent;
            color: var(--jisu-cyan);
            font-weight: 600;
            font-size: 0.88rem;
            border: 1px solid rgba(25, 227, 194, 0.3);
            border-radius: var(--jisu-radius-xs);
            transition: var(--jisu-transition);
            cursor: pointer;
        }
        .jisu-more-btn:hover {
            background: rgba(25, 227, 194, 0.08);
            border-color: rgba(25, 227, 194, 0.5);
            color: var(--jisu-lime);
            transform: translateY(-1px);
        }
        /* Footer */
        .jisu-footer {
            background: var(--jisu-dark-2);
            padding: 56px 0 28px;
            border-top: 1px solid var(--jisu-border-dark);
        }
        .jisu-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--jisu-text-dark);
            margin-bottom: 14px;
        }
        .jisu-footer .footer-desc {
            font-size: 0.86rem;
            color: var(--jisu-text-muted);
            line-height: 1.8;
            margin-bottom: 0;
        }
        .jisu-footer .footer-nav-title {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .jisu-footer .footer-nav {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .jisu-footer .footer-nav li a {
            color: var(--jisu-text-muted);
            font-size: 0.82rem;
            transition: var(--jisu-transition);
        }
        .jisu-footer .footer-nav li a:hover {
            color: var(--jisu-cyan);
        }
        .jisu-footer .footer-bottom {
            margin-top: 36px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.78rem;
            color: var(--jisu-text-muted);
        }
        .jisu-footer .footer-bottom a {
            color: var(--jisu-text-muted);
            transition: var(--jisu-transition);
        }
        .jisu-footer .footer-bottom a:hover {
            color: var(--jisu-cyan);
        }
        /* Responsive */
        @media (max-width: 992px) {
            .jisu-sidebar {
                position: static;
                margin-top: 32px;
            }
            .jisu-guide-card .card-img {
                width: 110px;
                height: 90px;
            }
            .jisu-cta-card {
                padding: 32px 24px;
            }
        }
        @media (max-width: 768px) {
            .jisu-cat-header h1 {
                font-size: 1.7rem;
            }
            .jisu-cat-header {
                padding: 24px 0 20px;
            }
            .jisu-cat-main {
                padding: 32px 0 56px;
            }
            .jisu-guide-card {
                flex-direction: column;
                padding: 16px;
            }
            .jisu-guide-card .card-img {
                width: 100%;
                height: 160px;
                border-radius: var(--jisu-radius-xs);
            }
            .jisu-guide-card h3 {
                font-size: 1rem;
            }
            .jisu-guide-card .card-excerpt {
                font-size: 0.82rem;
            }
            .jisu-cta-card {
                padding: 24px 18px;
                flex-direction: column;
                align-items: flex-start;
            }
            .jisu-cta-card .cta-form-group {
                width: 100%;
                flex-direction: column;
            }
            .jisu-cta-card .cta-form-group input {
                width: 100%;
                min-width: auto;
            }
            .jisu-cta-btn {
                width: 100%;
                justify-content: center;
            }
            .jisu-footer {
                padding: 40px 0 24px;
            }
            .jisu-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .jisu-guide-desc-section {
                padding: 40px 0;
            }
            .jisu-faq-section {
                padding: 48px 0;
            }
            .jisu-related-section {
                padding: 48px 0;
            }
            .jisu-cta-section {
                padding: 48px 0;
            }
        }
        @media (max-width: 520px) {
            .jisu-cat-header h1 {
                font-size: 1.4rem;
            }
            .jisu-cat-header .cat-intro {
                font-size: 0.86rem;
            }
            .navbar-brand {
                font-size: 1.15rem;
            }
            .nav-cta-btn {
                padding: 8px 14px;
                font-size: 0.78rem;
            }
            .jisu-guide-desc-section h2 {
                font-size: 1.3rem;
            }
            .jisu-faq-section .faq-header h2 {
                font-size: 1.4rem;
            }
            .jisu-related-section h2 {
                font-size: 1.3rem;
            }
            .jisu-cta-card .cta-text h3 {
                font-size: 1.25rem;
            }
        }

/* roulang page: category5 */
:root {
            --jisu-red: #F03A17;
            --jisu-red-dark: #C72E10;
            --jisu-red-rgb: 240, 58, 23;
            --jisu-cyan: #19E3C2;
            --jisu-cyan-rgb: 25, 227, 194;
            --jisu-lime: #B6FF3C;
            --jisu-lime-rgb: 182, 255, 60;
            --jisu-dark: #0B0D12;
            --jisu-dark-2: #12151D;
            --jisu-dark-3: #1A1E28;
            --jisu-dark-card: #161A24;
            --jisu-light: #F4F5F7;
            --jisu-light-2: #EDEFF3;
            --jisu-white: #FFFFFF;
            --jisu-text-dark: #EEF0F3;
            --jisu-text-light: #191B20;
            --jisu-text-muted: #8A909C;
            --jisu-text-muted-dark: #6B7280;
            --jisu-border-dark: rgba(255, 255, 255, 0.09);
            --jisu-border-light: rgba(0, 0, 0, 0.07);
            --jisu-radius-card: 16px;
            --jisu-radius-sm: 10px;
            --jisu-radius-xs: 8px;
            --jisu-shadow-dark: 0 8px 28px rgba(0, 0, 0, 0.45);
            --jisu-shadow-light: 0 6px 20px rgba(0, 0, 0, 0.06);
            --jisu-font-sans: "PingFang SC", "MiSans", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
            --jisu-section-padding: 72px 0;
            --jisu-section-padding-mobile: 44px 0;
            --jisu-transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--jisu-font-sans);
            line-height: 1.85;
            color: var(--jisu-text-dark);
            background-color: var(--jisu-dark);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        main {
            flex: 1 0 auto;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--jisu-transition);
        }

        a:hover {
            color: var(--jisu-cyan);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea,
        select {
            font-family: var(--jisu-font-sans);
        }

        .container {
            max-width: 1280px;
        }

        /* Header / Navigation */
        .jisu-nav-wrapper {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(11, 13, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            transition: var(--jisu-transition);
        }

        .jisu-nav-wrapper.scrolled {
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
        }

        .navbar {
            padding: 14px 0;
            background: transparent !important;
        }

        .navbar-brand {
            font-size: 1.4rem;
            font-weight: 800;
            letter-spacing: 0.5px;
            color: var(--jisu-text-dark);
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--jisu-transition);
        }

        .navbar-brand:hover {
            color: var(--jisu-text-dark);
            opacity: 0.88;
        }

        .brand-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 9px;
            background: var(--jisu-red);
            color: #fff;
            font-size: 0.95rem;
            flex-shrink: 0;
        }

        .brand-text {
            line-height: 1.3;
        }

        .brand-text strong {
            font-weight: 800;
            letter-spacing: 0.5px;
        }

        .navbar-nav {
            gap: 4px;
        }

        .navbar-nav .nav-link {
            color: var(--jisu-text-dark) !important;
            font-weight: 500;
            font-size: 0.92rem;
            padding: 8px 14px !important;
            border-radius: 8px;
            transition: var(--jisu-transition);
            position: relative;
            white-space: nowrap;
        }

        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link:focus {
            color: var(--jisu-cyan) !important;
            background: rgba(25, 227, 194, 0.06);
        }

        .navbar-nav .nav-link.active {
            color: var(--jisu-cyan) !important;
            background: rgba(25, 227, 194, 0.08);
        }

        .navbar-nav .nav-link.active::after {
            content: "";
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--jisu-cyan);
            border-radius: 2px;
        }

        .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 8px;
            padding: 8px 10px;
            outline: none;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(25, 227, 194, 0.25);
            outline: none;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(238,240,243,0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--jisu-red);
            color: #fff !important;
            font-weight: 600;
            font-size: 0.88rem;
            padding: 10px 20px;
            border-radius: 9px;
            border: 1px solid var(--jisu-red);
            transition: var(--jisu-transition);
            white-space: nowrap;
            margin-left: 10px;
        }

        .nav-cta-btn:hover {
            background: var(--jisu-red-dark);
            border-color: var(--jisu-red-dark);
            color: #fff !important;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(240, 58, 23, 0.35);
        }

        /* Breadcrumb */
        .jisu-breadcrumb-wrap {
            background: var(--jisu-dark-2);
            border-bottom: 1px solid var(--jisu-border-dark);
            padding: 14px 0;
        }

        .jisu-breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--jisu-text-muted);
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .jisu-breadcrumb li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .jisu-breadcrumb li+li::before {
            content: "/";
            color: var(--jisu-text-muted);
            font-size: 0.75rem;
            opacity: 0.6;
        }

        .jisu-breadcrumb a {
            color: var(--jisu-text-muted);
            transition: var(--jisu-transition);
        }

        .jisu-breadcrumb a:hover {
            color: var(--jisu-cyan);
        }

        .jisu-breadcrumb .current {
            color: var(--jisu-cyan);
            font-weight: 500;
        }

        /* Category Header */
        .jisu-cat-header {
            background-image: linear-gradient(180deg, rgba(11, 13, 18, 0.9) 0%, rgba(11, 13, 18, 0.75) 100%), url('/assets/images/6cc35c24073250fc.jpg');
            background-size: cover;
            background-position: center;
            padding: 64px 0 72px;
            border-bottom: 1px solid var(--jisu-border-dark);
            position: relative;
            overflow: hidden;
        }

        .jisu-cat-header::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--jisu-red), var(--jisu-cyan));
        }

        .jisu-cat-header h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--jisu-text-dark);
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .jisu-cat-header .cat-lead {
            font-size: 1.05rem;
            color: var(--jisu-text-muted);
            max-width: 720px;
            line-height: 1.85;
            margin-bottom: 0;
        }

        /* Data Overview Strip */
        .jisu-data-strip {
            padding: 28px 0;
            background: var(--jisu-dark-2);
            border-bottom: 1px solid var(--jisu-border-dark);
        }

        .jisu-data-strip-inner {
            display: flex;
            flex-wrap: wrap;
            gap: 16px 32px;
            align-items: center;
            justify-content: flex-start;
        }

        .jisu-data-chip {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.9rem;
            color: var(--jisu-text-muted);
            white-space: nowrap;
        }

        .jisu-data-chip .chip-icon {
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: rgba(240, 58, 23, 0.12);
            color: var(--jisu-red);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.95rem;
            flex-shrink: 0;
        }

        .jisu-data-chip strong {
            color: var(--jisu-text-dark);
            font-weight: 700;
            font-size: 1.1rem;
        }

        /* Equipment Card List */
        .jisu-equip-section {
            padding: var(--jisu-section-padding);
            background: var(--jisu-dark);
        }

        .jisu-equip-section.light {
            background: var(--jisu-light);
            color: var(--jisu-text-light);
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-header h2 {
            font-size: 1.75rem;
            font-weight: 800;
            color: inherit;
            line-height: 1.35;
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }

        .section-header p {
            color: var(--jisu-text-muted);
            font-size: 0.95rem;
            max-width: 600px;
            line-height: 1.75;
            margin-bottom: 0;
        }

        .section-header.light-mode h2 {
            color: var(--jisu-text-light);
        }

        .section-header.light-mode p {
            color: var(--jisu-text-muted-dark);
        }

        .equip-card {
            background: var(--jisu-dark-card);
            border: 1px solid var(--jisu-border-dark);
            border-radius: var(--jisu-radius-card);
            overflow: hidden;
            transition: var(--jisu-transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .equip-card:hover {
            transform: translateY(-3px);
            border-color: rgba(25, 227, 194, 0.45);
            box-shadow: var(--jisu-shadow-dark);
        }

        .equip-card .card-img-top {
            height: 180px;
            object-fit: cover;
            background: var(--jisu-dark-3);
            border-bottom: 1px solid var(--jisu-border-dark);
        }

        .equip-card .card-body {
            padding: 20px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .equip-tag {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 20px;
            background: rgba(25, 227, 194, 0.1);
            color: var(--jisu-cyan);
            margin-bottom: 10px;
            letter-spacing: 0.3px;
            align-self: flex-start;
        }

        .equip-tag.red {
            background: rgba(240, 58, 23, 0.12);
            color: var(--jisu-red);
        }

        .equip-tag.lime {
            background: rgba(182, 255, 60, 0.1);
            color: var(--jisu-lime);
        }

        .equip-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            margin-bottom: 10px;
            line-height: 1.45;
        }

        .equip-card p {
            font-size: 0.9rem;
            color: var(--jisu-text-muted);
            line-height: 1.75;
            margin-bottom: 16px;
            flex: 1;
        }

        .equip-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--jisu-text-muted);
        }

        .equip-meta i {
            color: var(--jisu-cyan);
            font-size: 0.75rem;
        }

        /* Light mode card */
        .equip-section.light .equip-card {
            background: var(--jisu-white);
            border-color: var(--jisu-border-light);
        }

        .equip-section.light .equip-card:hover {
            border-color: rgba(240, 58, 23, 0.4);
            box-shadow: var(--jisu-shadow-light);
        }

        .equip-section.light .equip-card h3 {
            color: var(--jisu-text-light);
        }

        .equip-section.light .equip-card p {
            color: var(--jisu-text-muted-dark);
        }

        .equip-section.light .equip-meta {
            color: var(--jisu-text-muted-dark);
        }

        /* Scene Cards */
        .scene-card {
            background: var(--jisu-dark-card);
            border: 1px solid var(--jisu-border-dark);
            border-radius: var(--jisu-radius-card);
            padding: 24px 26px;
            transition: var(--jisu-transition);
            height: 100%;
            display: flex;
            flex-direction: column;
            position: relative;
            overflow: hidden;
        }

        .scene-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--jisu-red), var(--jisu-cyan));
            opacity: 0;
            transition: var(--jisu-transition);
        }

        .scene-card:hover {
            transform: translateY(-3px);
            border-color: rgba(25, 227, 194, 0.4);
            box-shadow: var(--jisu-shadow-dark);
        }

        .scene-card:hover::before {
            opacity: 1;
        }

        .scene-card .scene-icon {
            width: 46px;
            height: 46px;
            border-radius: 12px;
            background: rgba(240, 58, 23, 0.12);
            color: var(--jisu-red);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .scene-card .scene-icon.cyan {
            background: rgba(25, 227, 194, 0.1);
            color: var(--jisu-cyan);
        }

        .scene-card .scene-icon.lime {
            background: rgba(182, 255, 60, 0.1);
            color: var(--jisu-lime);
        }

        .scene-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .scene-card p {
            font-size: 0.9rem;
            color: var(--jisu-text-muted);
            line-height: 1.75;
            margin-bottom: 0;
            flex: 1;
        }

        /* Guide Section */
        .jisu-guide-section {
            padding: var(--jisu-section-padding);
            background: var(--jisu-dark-2);
            border-top: 1px solid var(--jisu-border-dark);
            border-bottom: 1px solid var(--jisu-border-dark);
        }

        .guide-content {
            max-width: 860px;
        }

        .guide-content h2 {
            font-size: 1.65rem;
            font-weight: 800;
            color: var(--jisu-text-dark);
            margin-bottom: 20px;
            line-height: 1.4;
        }

        .guide-content p {
            font-size: 0.95rem;
            color: var(--jisu-text-muted);
            line-height: 1.9;
            margin-bottom: 16px;
        }

        .guide-content p:last-child {
            margin-bottom: 0;
        }

        /* FAQ */
        .jisu-faq-section {
            padding: var(--jisu-section-padding);
            background: var(--jisu-dark);
        }

        .accordion-item {
            background: var(--jisu-dark-card);
            border: 1px solid var(--jisu-border-dark);
            border-radius: var(--jisu-radius-sm) !important;
            margin-bottom: 12px;
            overflow: hidden;
        }

        .accordion-button {
            background: var(--jisu-dark-card);
            color: var(--jisu-text-dark);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 18px 22px;
            border: none;
            box-shadow: none !important;
            transition: var(--jisu-transition);
        }

        .accordion-button:not(.collapsed) {
            background: var(--jisu-dark-3);
            color: var(--jisu-cyan);
            border-bottom: 1px solid var(--jisu-border-dark);
        }

        .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(25, 227, 194, 0.15) !important;
        }

        .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%238A909C' stroke-linecap='round' stroke-linejoin='round'%3e%3cpath d='M2 5L8 11L14 5'/%3e%3c/svg%3e");
            width: 1.2rem;
            height: 1.2rem;
        }

        .accordion-button:not(.collapsed)::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%2319E3C2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpath d='M2 5L8 11L14 5'/%3e%3c/svg%3e");
            transform: rotate(-180deg);
        }

        .accordion-body {
            color: var(--jisu-text-muted);
            font-size: 0.9rem;
            line-height: 1.8;
            padding: 18px 22px;
        }

        /* CTA Section */
        .jisu-cta-section {
            padding: var(--jisu-section-padding);
            background: var(--jisu-dark);
        }

        .cta-card {
            background: linear-gradient(135deg, var(--jisu-dark-3) 0%, var(--jisu-dark-card) 100%);
            border: 1px solid rgba(240, 58, 23, 0.25);
            border-radius: var(--jisu-radius-card);
            padding: 40px 44px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            position: relative;
            overflow: hidden;
        }

        .cta-card::before {
            content: "";
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(240, 58, 23, 0.08) 0%, transparent 65%);
            pointer-events: none;
        }

        .cta-text h2 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--jisu-text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .cta-text p {
            color: var(--jisu-text-muted);
            font-size: 0.92rem;
            margin-bottom: 0;
            max-width: 480px;
        }

        .cta-btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--jisu-red);
            color: #fff !important;
            font-weight: 600;
            font-size: 0.92rem;
            padding: 13px 26px;
            border-radius: 9px;
            border: 1px solid var(--jisu-red);
            transition: var(--jisu-transition);
            white-space: nowrap;
        }

        .cta-btn-primary:hover {
            background: var(--jisu-red-dark);
            border-color: var(--jisu-red-dark);
            color: #fff !important;
            transform: translateY(-2px);
            box-shadow: 0 5px 18px rgba(240, 58, 23, 0.4);
        }

        .cta-btn-primary i {
            font-size: 0.85rem;
            transition: var(--jisu-transition);
        }

        .cta-btn-primary:hover i {
            transform: translateX(4px);
        }

        /* Related Articles */
        .jisu-related-section {
            padding: var(--jisu-section-padding);
            background: var(--jisu-dark-2);
            border-top: 1px solid var(--jisu-border-dark);
        }

        .related-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .related-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 20px;
            background: var(--jisu-dark-card);
            border: 1px solid var(--jisu-border-dark);
            border-radius: var(--jisu-radius-sm);
            margin-bottom: 12px;
            transition: var(--jisu-transition);
        }

        .related-item:hover {
            border-color: rgba(25, 227, 194, 0.35);
            background: var(--jisu-dark-3);
        }

        .related-item:last-child {
            margin-bottom: 0;
        }

        .related-date {
            font-size: 0.8rem;
            color: var(--jisu-text-muted);
            white-space: nowrap;
            flex-shrink: 0;
            min-width: 80px;
        }

        .related-title {
            font-weight: 600;
            font-size: 0.92rem;
            color: var(--jisu-text-dark);
            flex: 1;
            line-height: 1.5;
        }

        .related-item:hover .related-title {
            color: var(--jisu-cyan);
        }

        .related-arrow {
            flex-shrink: 0;
            color: var(--jisu-text-muted);
            font-size: 0.85rem;
            transition: var(--jisu-transition);
        }

        .related-item:hover .related-arrow {
            color: var(--jisu-cyan);
            transform: translateX(4px);
        }

        /* Footer */
        .jisu-footer {
            background: var(--jisu-dark-2);
            border-top: 1px solid var(--jisu-border-dark);
            padding: 56px 0 24px;
            flex-shrink: 0;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--jisu-text-dark);
            margin-bottom: 14px;
        }

        .footer-desc {
            font-size: 0.88rem;
            color: var(--jisu-text-muted);
            line-height: 1.8;
            margin-bottom: 0;
            max-width: 340px;
        }

        .footer-nav-title {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--jisu-text-dark);
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .footer-nav {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-nav li {
            margin-bottom: 8px;
        }

        .footer-nav li:last-child {
            margin-bottom: 0;
        }

        .footer-nav a {
            font-size: 0.86rem;
            color: var(--jisu-text-muted);
            transition: var(--jisu-transition);
        }

        .footer-nav a:hover {
            color: var(--jisu-cyan);
        }

        .footer-bottom {
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid var(--jisu-border-dark);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--jisu-text-muted);
        }

        .footer-bottom a {
            color: var(--jisu-text-muted);
            transition: var(--jisu-transition);
        }

        .footer-bottom a:hover {
            color: var(--jisu-cyan);
        }

        /* Responsive */
        @media (max-width: 991.98px) {
            .nav-cta-btn {
                margin-left: 0;
                margin-top: 8px;
            }

            .navbar-collapse {
                padding-top: 12px;
            }

            .navbar-nav {
                gap: 0;
            }

            .jisu-cat-header h1 {
                font-size: 1.9rem;
            }

            .jisu-cat-header {
                padding: 44px 0 52px;
            }

            .cta-card {
                padding: 28px 30px;
            }

            .cta-text h2 {
                font-size: 1.3rem;
            }
        }

        @media (max-width: 767.98px) {
            :root {
                --jisu-section-padding: 44px 0;
            }

            .jisu-cat-header h1 {
                font-size: 1.55rem;
            }

            .jisu-cat-header .cat-lead {
                font-size: 0.9rem;
            }

            .jisu-data-strip-inner {
                gap: 10px 20px;
            }

            .equip-card .card-img-top {
                height: 140px;
            }

            .equip-card .card-body {
                padding: 16px 18px 20px;
            }

            .scene-card {
                padding: 18px 20px;
            }

            .cta-card {
                padding: 24px 22px;
                flex-direction: column;
                align-items: flex-start;
            }

            .cta-btn-primary {
                width: 100%;
                justify-content: center;
            }

            .related-item {
                flex-wrap: wrap;
                gap: 8px;
                padding: 12px 16px;
            }

            .related-date {
                min-width: 70px;
                font-size: 0.75rem;
            }

            .related-title {
                font-size: 0.85rem;
                flex-basis: calc(100% - 80px);
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

        @media (max-width: 519.98px) {
            .jisu-cat-header h1 {
                font-size: 1.35rem;
            }

            .jisu-data-chip {
                font-size: 0.8rem;
                gap: 6px;
            }

            .jisu-data-chip strong {
                font-size: 0.95rem;
            }

            .jisu-data-chip .chip-icon {
                width: 28px;
                height: 28px;
                font-size: 0.8rem;
                border-radius: 6px;
            }

            .section-header h2 {
                font-size: 1.35rem;
            }

            .equip-card h3 {
                font-size: 1rem;
            }

            .scene-card h3 {
                font-size: 0.98rem;
            }

            .guide-content h2 {
                font-size: 1.35rem;
            }

            .cta-text h2 {
                font-size: 1.15rem;
            }
        }

/* roulang page: category6 */
:root {
 --jisu-red: #F03A17;
 --jisu-red-dark: #C72E10;
 --jisu-red-rgb: 240, 58, 23;
 --jisu-cyan: #19E3C2;
 --jisu-cyan-rgb: 25, 227, 194;
 --jisu-lime: #B6FF3C;
 --jisu-lime-rgb: 182, 255, 60;
 --jisu-dark: #0B0D12;
 --jisu-dark-2: #12151D;
 --jisu-dark-3: #1A1E28;
 --jisu-dark-card: #161A24;
 --jisu-light: #F4F5F7;
 --jisu-light-2: #EDEFF3;
 --jisu-white: #FFFFFF;
 --jisu-text-dark: #EEF0F3;
 --jisu-text-light: #191B20;
 --jisu-text-muted: #8A909C;
 --jisu-text-muted-dark: #6B7280;
 --jisu-border-dark: rgba(255, 255, 255, 0.09);
 --jisu-border-light: rgba(0, 0, 0, 0.07);
 --jisu-radius-card: 16px;
 --jisu-radius-sm: 10px;
 --jisu-radius-xs: 8px;
 --jisu-shadow-dark: 0 8px 28px rgba(0, 0, 0, 0.45);
 --jisu-shadow-light: 0 6px 20px rgba(0, 0, 0, 0.06);
 --jisu-font-sans: "PingFang SC", "MiSans", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
 --jisu-section-padding: 64px 0;
 --jisu-section-padding-mobile: 44px 0;
 --jisu-transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
html {
 scroll-behavior: smooth;
 font-size: 16px;
}
body {
 font-family: var(--jisu-font-sans);
 line-height: 1.85;
 color: var(--jisu-text-dark);
 background-color: var(--jisu-dark);
 -webkit-font-smoothing: antialiased;
 -moz-osx-font-smoothing: grayscale;
 overflow-x: hidden;
}
a {
 text-decoration: none;
 color: inherit;
 transition: var(--jisu-transition);
}
a:hover {
 color: var(--jisu-cyan);
}
img {
 max-width: 100%;
 height: auto;
 display: block;
}
button, input, textarea, select {
 font-family: var(--jisu-font-sans);
}
.container {
 max-width: 1280px;
}
/* Header / Navigation */
.jisu-nav-wrapper {
 position: sticky;
 top: 0;
 z-index: 1050;
 background: rgba(11, 13, 18, 0.92);
 backdrop-filter: blur(18px);
 -webkit-backdrop-filter: blur(18px);
 border-bottom: 1px solid rgba(255, 255, 255, 0.04);
 transition: var(--jisu-transition);
}
.jisu-nav-wrapper.scrolled {
 border-bottom: 1px solid rgba(255, 255, 255, 0.1);
 box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
}
.navbar {
 padding: 14px 0;
 background: transparent !important;
}
.navbar-brand {
 font-size: 1.4rem;
 font-weight: 800;
 letter-spacing: 0.5px;
 color: var(--jisu-text-dark);
 display: flex;
 align-items: center;
 gap: 10px;
 transition: var(--jisu-transition);
}
.navbar-brand:hover {
 color: var(--jisu-text-dark);
 opacity: 0.88;
}
.brand-badge {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 width: 34px;
 height: 34px;
 border-radius: 9px;
 background: var(--jisu-red);
 color: #fff;
 font-size: 0.9rem;
 flex-shrink: 0;
}
.brand-text {
 line-height: 1.3;
}
.brand-text strong {
 font-weight: 800;
 letter-spacing: 0.5px;
}
.navbar-nav {
 gap: 4px;
}
.navbar-nav .nav-link {
 color: var(--jisu-text-dark) !important;
 font-weight: 500;
 font-size: 0.92rem;
 padding: 8px 14px !important;
 border-radius: 8px;
 transition: var(--jisu-transition);
 position: relative;
 white-space: nowrap;
}
.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus {
 color: var(--jisu-cyan) !important;
 background: rgba(25, 227, 194, 0.06);
}
.navbar-nav .nav-link.active {
 color: var(--jisu-cyan) !important;
 background: rgba(25, 227, 194, 0.08);
}
.navbar-nav .nav-link.active::after {
 content: "";
 position: absolute;
 bottom: 2px;
 left: 14px;
 right: 14px;
 height: 2px;
 background: var(--jisu-cyan);
 border-radius: 2px;
}
.navbar-toggler {
 border: 1px solid rgba(255, 255, 255, 0.15);
 border-radius: 8px;
 padding: 8px 10px;
 outline: none;
}
.navbar-toggler:focus {
 box-shadow: 0 0 0 3px rgba(25, 227, 194, 0.25);
 outline: none;
}
.navbar-toggler-icon {
 background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(238,240,243,0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}
.nav-cta-btn {
 display: inline-flex;
 align-items: center;
 gap: 8px;
 background: var(--jisu-red);
 color: #fff !important;
 font-weight: 600;
 font-size: 0.88rem;
 padding: 10px 20px;
 border-radius: 9px;
 border: 1px solid var(--jisu-red);
 transition: var(--jisu-transition);
 white-space: nowrap;
 margin-left: 10px;
}
.nav-cta-btn:hover {
 background: var(--jisu-red-dark);
 border-color: var(--jisu-red-dark);
 color: #fff !important;
 transform: translateY(-1px);
 box-shadow: 0 4px 14px rgba(240, 58, 23, 0.35);
}
/* Breadcrumb */
.jisu-breadcrumb-wrap {
 background: var(--jisu-dark-2);
 border-bottom: 1px solid var(--jisu-border-dark);
 padding: 18px 0;
}
.jisu-breadcrumb {
 list-style: none;
 display: flex;
 align-items: center;
 flex-wrap: wrap;
 gap: 6px;
 margin: 0;
 padding: 0;
 font-size: 0.88rem;
 color: var(--jisu-text-muted);
}
.jisu-breadcrumb li {
 display: inline-flex;
 align-items: center;
 gap: 6px;
}
.jisu-breadcrumb li + li::before {
 content: "/";
 color: var(--jisu-text-muted);
 font-size: 0.8rem;
}
.jisu-breadcrumb a {
 color: var(--jisu-text-muted);
}
.jisu-breadcrumb a:hover {
 color: var(--jisu-cyan);
}
.jisu-breadcrumb .current {
 color: var(--jisu-text-dark);
 font-weight: 600;
}
/* Category Hero / Search */
.jisu-cat-hero {
 background: var(--jisu-dark-2);
 padding: 56px 0;
 border-bottom: 1px solid var(--jisu-border-dark);
}
.jisu-cat-hero .cat-label {
 display: inline-block;
 font-size: 0.8rem;
 font-weight: 700;
 letter-spacing: 0.4px;
 color: var(--jisu-lime);
 text-transform: uppercase;
 margin-bottom: 10px;
}
.jisu-cat-hero h1 {
 font-size: 2.2rem;
 font-weight: 800;
 letter-spacing: 0.3px;
 color: var(--jisu-text-dark);
 line-height: 1.3;
 margin-bottom: 16px;
}
.jisu-cat-hero .cat-desc {
 font-size: 1rem;
 color: var(--jisu-text-muted);
 max-width: 720px;
 margin-bottom: 28px;
 line-height: 1.9;
}
.jisu-search-box {
 display: flex;
 align-items: center;
 gap: 10px;
 background: var(--jisu-dark-card);
 border: 1px solid var(--jisu-border-dark);
 border-radius: 12px;
 padding: 6px 6px 6px 16px;
 max-width: 720px;
 transition: var(--jisu-transition);
}
.jisu-search-box:focus-within {
 border-color: rgba(25, 227, 194, 0.5);
 box-shadow: 0 0 0 3px rgba(25, 227, 194, 0.12);
}
.jisu-search-box i {
 color: var(--jisu-text-muted);
 font-size: 0.95rem;
 flex-shrink: 0;
}
.jisu-search-box input {
 flex: 1;
 background: transparent;
 border: none;
 outline: none;
 color: var(--jisu-text-dark);
 font-size: 0.95rem;
 padding: 8px 0;
}
.jisu-search-box input::placeholder {
 color: var(--jisu-text-muted);
}
.jisu-search-box .search-btn {
 background: var(--jisu-cyan);
 color: var(--jisu-dark);
 border: none;
 border-radius: 8px;
 padding: 10px 22px;
 font-weight: 600;
 font-size: 0.88rem;
 transition: var(--jisu-transition);
 white-space: nowrap;
}
.jisu-search-box .search-btn:hover {
 background: var(--jisu-lime);
 color: var(--jisu-dark);
}
.jisu-hot-tags {
 display: flex;
 align-items: center;
 flex-wrap: wrap;
 gap: 8px;
 margin-top: 18px;
}
.jisu-hot-tags .tag-label {
 font-size: 0.82rem;
 color: var(--jisu-text-muted);
 margin-right: 4px;
}
.jisu-hot-tags .tag-link {
 font-size: 0.8rem;
 color: var(--jisu-text-dark);
 background: rgba(255, 255, 255, 0.06);
 border: 1px solid var(--jisu-border-dark);
 border-radius: 6px;
 padding: 4px 12px;
 transition: var(--jisu-transition);
}
.jisu-hot-tags .tag-link:hover {
 background: rgba(25, 227, 194, 0.1);
 border-color: rgba(25, 227, 194, 0.3);
 color: var(--jisu-cyan);
}
/* Data overview */
.jisu-data-overview {
 padding: 56px 0;
 background: var(--jisu-dark);
}
.jisu-data-overview .data-grid {
 display: grid;
 grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
 gap: 16px;
}
.jisu-data-overview .data-card {
 background: var(--jisu-dark-card);
 border: 1px solid var(--jisu-border-dark);
 border-radius: var(--jisu-radius-card);
 padding: 22px 20px;
 display: flex;
 flex-direction: column;
 gap: 6px;
}
.jisu-data-overview .data-number {
 font-size: 1.8rem;
 font-weight: 800;
 color: var(--jisu-cyan);
 letter-spacing: 0.3px;
}
.jisu-data-overview .data-label {
 font-size: 0.85rem;
 color: var(--jisu-text-muted);
}
/* Room list */
.jisu-room-list {
 padding: 64px 0;
 background: var(--jisu-dark);
}
.jisu-room-list .section-header {
 display: flex;
 align-items: center;
 justify-content: space-between;
 flex-wrap: wrap;
 gap: 16px;
 margin-bottom: 28px;
}
.jisu-room-list .section-heading {
 font-size: 1.4rem;
 font-weight: 700;
 color: var(--jisu-text-dark);
}
.jisu-room-list .section-heading .highlight {
 color: var(--jisu-cyan);
}
.jisu-room-list .more-link {
 font-size: 0.85rem;
 font-weight: 600;
 color: var(--jisu-cyan);
 display: inline-flex;
 align-items: center;
 gap: 6px;
 border: 1px solid rgba(25, 227, 194, 0.3);
 padding: 7px 16px;
 border-radius: 7px;
 transition: var(--jisu-transition);
}
.jisu-room-list .more-link:hover {
 background: rgba(25, 227, 194, 0.08);
 border-color: rgba(25, 227, 194, 0.5);
 color: var(--jisu-cyan);
}
.jisu-room-card {
 background: var(--jisu-dark-card);
 border: 1px solid var(--jisu-border-dark);
 border-radius: var(--jisu-radius-card);
 padding: 22px 20px;
 transition: var(--jisu-transition);
 position: relative;
 overflow: hidden;
 height: 100%;
}
.jisu-room-card:hover {
 transform: translateY(-3px);
 border-color: rgba(25, 227, 194, 0.25);
 box-shadow: 0 12px 28px rgba(0, 0, 0, 0.4);
}
.jisu-room-card::before {
 content: "";
 position: absolute;
 top: 0;
 left: 0;
 right: 0;
 height: 3px;
 background: var(--jisu-red);
 opacity: 0;
 transition: var(--jisu-transition);
}
.jisu-room-card:hover::before {
 opacity: 1;
}
.jisu-room-card .room-top {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 12px;
 margin-bottom: 16px;
}
.jisu-room-card .room-tag {
 font-size: 0.75rem;
 font-weight: 600;
 padding: 5px 12px;
 border-radius: 6px;
 background: rgba(240, 58, 23, 0.12);
 color: var(--jisu-red);
 border: 1px solid rgba(240, 58, 23, 0.25);
}
.jisu-room-card .room-tag.cyan {
 background: rgba(25, 227, 194, 0.1);
 color: var(--jisu-cyan);
 border: 1px solid rgba(25, 227, 194, 0.25);
}
.jisu-room-card .room-tag.lime {
 background: rgba(182, 255, 60, 0.1);
 color: var(--jisu-lime);
 border: 1px solid rgba(182, 255, 60, 0.25);
}
.jisu-room-card .room-status {
 font-size: 0.75rem;
 color: var(--jisu-text-muted);
 display: inline-flex;
 align-items: center;
 gap: 6px;
}
.jisu-room-card .room-status .dot {
 width: 7px;
 height: 7px;
 border-radius: 50%;
 background: var(--jisu-cyan);
 flex-shrink: 0;
}
.jisu-room-card .room-status .dot.waiting {
 background: var(--jisu-text-muted);
}
.jisu-room-card .room-status .dot.full {
 background: var(--jisu-red);
}
.jisu-room-card .room-title {
 font-size: 1.06rem;
 font-weight: 700;
 color: var(--jisu-text-dark);
 margin-bottom: 10px;
 line-height: 1.5;
}
.jisu-room-card .room-desc {
 font-size: 0.88rem;
 color: var(--jisu-text-muted);
 margin-bottom: 16px;
 line-height: 1.8;
}
.jisu-room-card .room-meta {
 display: flex;
 align-items: center;
 flex-wrap: wrap;
 gap: 8px 16px;
 font-size: 0.8rem;
 color: var(--jisu-text-muted);
 border-top: 1px solid var(--jisu-border-dark);
 padding-top: 14px;
 margin-bottom: 16px;
}
.jisu-room-card .room-meta i {
 color: var(--jisu-cyan);
 margin-right: 4px;
}
.jisu-room-card .room-btn {
 display: inline-flex;
 align-items: center;
 gap: 6px;
 background: transparent;
 border: 1px solid rgba(240, 58, 23, 0.4);
 color: var(--jisu-red);
 border-radius: 7px;
 padding: 8px 16px;
 font-size: 0.8rem;
 font-weight: 600;
 transition: var(--jisu-transition);
}
.jisu-room-card .room-btn:hover {
 background: var(--jisu-red);
 border-color: var(--jisu-red);
 color: #fff;
}
/* Scenarios */
.jisu-scenario-section {
 padding: 64px 0;
 background: var(--jisu-dark-2);
 border-top: 1px solid var(--jisu-border-dark);
 border-bottom: 1px solid var(--jisu-border-dark);
}
.jisu-scenario-section .section-heading {
 font-size: 1.4rem;
 font-weight: 700;
 color: var(--jisu-text-dark);
 margin-bottom: 26px;
}
.jisu-scenario-section .section-heading .highlight {
 color: var(--jisu-cyan);
}
.jisu-scenario-grid {
 display: grid;
 grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
 gap: 16px;
}
.jisu-scenario-card {
 background: var(--jisu-dark-card);
 border: 1px solid var(--jisu-border-dark);
 border-radius: var(--jisu-radius-card);
 padding: 22px;
 transition: var(--jisu-transition);
}
.jisu-scenario-card:hover {
 transform: translateY(-2px);
 border-color: rgba(25, 227, 194, 0.25);
 box-shadow: 0 8px 22px rgba(0, 0, 0, 0.35);
}
.jisu-scenario-card .scenario-icon {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 width: 42px;
 height: 42px;
 border-radius: 10px;
 background: rgba(25, 227, 194, 0.1);
 color: var(--jisu-cyan);
 font-size: 1.05rem;
 margin-bottom: 14px;
}
.jisu-scenario-card .scenario-name {
 font-size: 1rem;
 font-weight: 700;
 color: var(--jisu-text-dark);
 margin-bottom: 8px;
}
.jisu-scenario-card .scenario-desc {
 font-size: 0.85rem;
 color: var(--jisu-text-muted);
 line-height: 1.8;
 margin: 0;
}
/* Guide / Rules */
.jisu-guide-section {
 padding: 64px 0;
 background: var(--jisu-dark);
}
.jisu-guide-section .guide-wrap {
 display: grid;
 grid-template-columns: 1fr 1fr;
 gap: 40px;
 align-items: start;
}
.jisu-guide-section .guide-content h2 {
 font-size: 1.4rem;
 font-weight: 700;
 color: var(--jisu-text-dark);
 margin-bottom: 14px;
}
.jisu-guide-section .guide-content h2 .highlight {
 color: var(--jisu-cyan);
}
.jisu-guide-section .guide-content p {
 font-size: 0.95rem;
 color: var(--jisu-text-muted);
 line-height: 1.95;
 margin-bottom: 14px;
}
.jisu-guide-section .guide-points {
 list-style: none;
 margin: 0;
 padding: 0;
 display: flex;
 flex-direction: column;
 gap: 12px;
}
.jisu-guide-section .guide-points li {
 display: flex;
 align-items: flex-start;
 gap: 12px;
 background: var(--jisu-dark-card);
 border: 1px solid var(--jisu-border-dark);
 border-radius: var(--jisu-radius-sm);
 padding: 16px 18px;
 font-size: 0.88rem;
 color: var(--jisu-text-dark);
 transition: var(--jisu-transition);
}
.jisu-guide-section .guide-points li:hover {
 border-color: rgba(25, 227, 194, 0.25);
}
.jisu-guide-section .guide-points .point-icon {
 color: var(--jisu-lime);
 font-size: 0.95rem;
 flex-shrink: 0;
 margin-top: 2px;
}
.jisu-guide-section .guide-points .point-text strong {
 display: block;
 color: var(--jisu-text-dark);
 font-size: 0.92rem;
 margin-bottom: 3px;
}
.jisu-guide-section .guide-points .point-text span {
 color: var(--jisu-text-muted);
 font-size: 0.82rem;
}
.jisu-guide-section .guide-image img {
 border-radius: var(--jisu-radius-card);
 border: 1px solid var(--jisu-border-dark);
 box-shadow: var(--jisu-shadow-dark);
}
/* FAQ */
.jisu-faq-section {
 padding: 64px 0;
 background: var(--jisu-dark-2);
}
.jisu-faq-section .section-heading {
 font-size: 1.4rem;
 font-weight: 700;
 color: var(--jisu-text-dark);
 margin-bottom: 26px;
}
.jisu-faq-section .section-heading .highlight {
 color: var(--jisu-cyan);
}
.jisu-faq-section .accordion-item {
 background: var(--jisu-dark-card);
 border: 1px solid var(--jisu-border-dark);
 border-radius: var(--jisu-radius-sm) !important;
 margin-bottom: 12px;
 overflow: hidden;
}
.jisu-faq-section .accordion-button {
 background: var(--jisu-dark-card);
 color: var(--jisu-text-dark);
 font-weight: 600;
 font-size: 0.95rem;
 padding: 18px 20px;
 border: none;
 box-shadow: none;
 border-radius: var(--jisu-radius-sm) !important;
}
.jisu-faq-section .accordion-button:not(.collapsed) {
 background: var(--jisu-dark-card);
 color: var(--jisu-cyan);
 border-bottom: 1px solid var(--jisu-border-dark);
 box-shadow: none;
}
.jisu-faq-section .accordion-button:focus {
 box-shadow: 0 0 0 3px rgba(25, 227, 194, 0.15);
}
.jisu-faq-section .accordion-button::after {
 filter: brightness(0) invert(0.7);
}
.jisu-faq-section .accordion-body {
 color: var(--jisu-text-muted);
 font-size: 0.9rem;
 line-height: 1.9;
 padding: 16px 20px 18px;
}
/* CTA Section */
.jisu-cta-section {
 padding: 64px 0;
 background: var(--jisu-dark);
}
.jisu-cta-card {
 background: var(--jisu-dark-card);
 border: 1px solid var(--jisu-border-dark);
 border-radius: var(--jisu-radius-card);
 padding: 40px 36px;
 position: relative;
 overflow: hidden;
 box-shadow: var(--jisu-shadow-dark);
}
.jisu-cta-card::before {
 content: "";
 position: absolute;
 top: 0;
 right: 0;
 width: 240px;
 height: 240px;
 background: radial-gradient(circle, rgba(240, 58, 23, 0.12), transparent 70%);
 border-radius: 50%;
 pointer-events: none;
}
.jisu-cta-card .cta-title {
 font-size: 1.4rem;
 font-weight: 700;
 color: var(--jisu-text-dark);
 margin-bottom: 10px;
 position: relative;
}
.jisu-cta-card .cta-desc {
 font-size: 0.9rem;
 color: var(--jisu-text-muted);
 margin-bottom: 22px;
 line-height: 1.85;
 position: relative;
}
.jisu-cta-card .cta-form {
 display: flex;
 align-items: center;
 gap: 12px;
 flex-wrap: wrap;
 position: relative;
}
.jisu-cta-card .cta-form input {
 background: rgba(255, 255, 255, 0.06);
 border: 1px solid var(--jisu-border-dark);
 border-radius: 8px;
 padding: 11px 16px;
 color: var(--jisu-text-dark);
 font-size: 0.9rem;
 outline: none;
 min-width: 200px;
 transition: var(--jisu-transition);
}
.jisu-cta-card .cta-form input:focus {
 border-color: rgba(25, 227, 194, 0.5);
 box-shadow: 0 0 0 3px rgba(25, 227, 194, 0.1);
}
.jisu-cta-card .cta-form input::placeholder {
 color: var(--jisu-text-muted);
}
.jisu-cta-card .cta-form .btn-primary-custom {
 background: var(--jisu-red);
 color: #fff;
 border: 1px solid var(--jisu-red);
 border-radius: 8px;
 padding: 11px 26px;
 font-weight: 600;
 font-size: 0.9rem;
 transition: var(--jisu-transition);
 white-space: nowrap;
}
.jisu-cta-card .cta-form .btn-primary-custom:hover {
 background: var(--jisu-red-dark);
 border-color: var(--jisu-red-dark);
 transform: translateY(-1px);
 box-shadow: 0 4px 14px rgba(240, 58, 23, 0.3);
}
/* Related articles */
.jisu-related-section {
 padding: 64px 0;
 background: var(--jisu-dark);
}
.jisu-related-section .section-heading {
 font-size: 1.4rem;
 font-weight: 700;
 color: var(--jisu-text-dark);
 margin-bottom: 26px;
}
.jisu-related-section .section-heading .highlight {
 color: var(--jisu-cyan);
}
.jisu-related-card {
 background: var(--jisu-dark-card);
 border: 1px solid var(--jisu-border-dark);
 border-radius: var(--jisu-radius-card);
 padding: 20px;
 transition: var(--jisu-transition);
 height: 100%;
}
.jisu-related-card:hover {
 transform: translateY(-2px);
 border-color: rgba(25, 227, 194, 0.25);
 box-shadow: 0 8px 20px rgba(0, 0, 0, 0.35);
}
.jisu-related-card .related-date {
 display: inline-block;
 font-size: 0.75rem;
 color: var(--jisu-cyan);
 margin-bottom: 8px;
}
.jisu-related-card .related-title {
 font.weight: 600;
  color: var(--jisu-text-dark);
  margin-bottom: 8px;
  line-height: 1.55;
}
.jisu-related-card .related-desc {
  font-size: 0.82rem;
  color: var(--jisu-text-muted);
  line-height: 1.75;
  margin-bottom: 0;
}
.jisu-related-card .related-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--jisu-cyan);
  margin-top: 12px;
  transition: var(--jisu-transition);
}
.jisu-related-card .related-link:hover {
  color: var(--jisu-lime);
}
/* Footer */
.jisu-footer {
  background: var(--jisu-dark-2);
  border-top: 1px solid var(--jisu-border-dark);
  padding: 56px 0 32px;
  color: var(--jisu-text-muted);
}
.jisu-footer .footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.jisu-footer .footer-brand .brand-badge {
  width: 32px;
  height: 32px;
  font-size: 0.85rem;
}
.jisu-footer .footer-brand strong {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--jisu-text-dark);
}
.jisu-footer .footer-desc {
  font-size: 0.88rem;
  line-height: 1.85;
  color: var(--jisu-text-muted);
  max-width: 320px;
}
.jisu-footer .footer-nav-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--jisu-text-dark);
  margin-bottom: 14px;
}
.jisu-footer .footer-nav {
  list-style: none;
  padding: 0;
  margin: 0;
}
.jisu-footer .footer-nav li {
  margin-bottom: 8px;
}
.jisu-footer .footer-nav a {
  font-size: 0.85rem;
  color: var(--jisu-text-muted);
  transition: var(--jisu-transition);
}
.jisu-footer .footer-nav a:hover {
  color: var(--jisu-cyan);
}
.jisu-footer .footer-bottom {
  border-top: 1px solid var(--jisu-border-dark);
  margin-top: 40px;
  padding-top: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--jisu-text-muted);
}
.jisu-footer .footer-bottom a {
  color: var(--jisu-text-muted);
  transition: var(--jisu-transition);
}
.jisu-footer .footer-bottom a:hover {
  color: var(--jisu-cyan);
}
/* Responsive */
@media (max-width: 992px) {
  .jisu-guide-section .guide-wrap {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .jisu-cta-card .cta-form {
    flex-direction: column;
    align-items: stretch;
  }
  .jisu-cta-card .cta-form input {
    min-width: 100%;
  }
  .jisu-cta-card .cta-form .btn-primary-custom {
    width: 100%;
  }
  .jisu-cat-hero .cat-desc {
    max-width: 100%;
  }
  .jisu-search-box {
    max-width: 100%;
  }
}
@media (max-width: 768px) {
  .jisu-nav-wrapper .navbar {
    padding: 10px 0;
  }
  .nav-cta-btn {
    margin-left: 0;
    margin-top: 12px;
    width: 100%;
    justify-content: center;
  }
  .jisu-cat-hero {
    padding: 40px 0 48px;
  }
  .jisu-cat-hero h1 {
    font-size: 1.6rem;
  }
  .jisu-data-overview,
  .jisu-room-list,
  .jisu-scenario-section,
  .jisu-guide-section,
  .jisu-faq-section,
  .jisu-cta-section,
  .jisu-related-section {
    padding: 48px 0;
  }
  .jisu-cta-card {
    padding: 28px 20px;
  }
  .jisu-footer {
    padding: 40px 0 24px;
  }
}
@media (max-width: 520px) {
  .jisu-cat-hero h1 {
    font-size: 1.4rem;
  }
  .jisu-cat-hero .cat-desc {
    font-size: 0.9rem;
  }
  .jisu-search-box {
    flex-wrap: wrap;
    padding: 10px;
  }
  .jisu-search-box input {
    flex-basis: 100%;
    margin-bottom: 8px;
  }
  .jisu-search-box .search-btn {
    width: 100%;
  }
  .jisu-hot-tags {
    gap: 6px;
  }
  .jisu-data-overview .data-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .jisu-scenario-grid {
    grid-template-columns: 1fr;
  }
  .jisu-related-section .related-grid {
    grid-template-columns: 1fr;
  }
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}