/* roulang page: index */
:root {
            --sm-bg-dark: #0b0d14;
            --sm-bg-deep: #121624;
            --sm-bg-card: rgba(24, 28, 45, 0.78);
            --sm-bg-card-hover: rgba(33, 39, 62, 0.9);
            --sm-gradient-brand: linear-gradient(135deg, #7928ca 0%, #ff0080 100%);
            --sm-gradient-cyan: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
            --sm-gradient-dark: linear-gradient(180deg, rgba(11, 13, 20, 0.4) 0%, #0b0d14 100%);
            --sm-cyan: #00f2fe;
            --sm-pink: #ff0080;
            --sm-purple: #7928ca;
            --sm-text-white: #ffffff;
            --sm-text-muted: #c2c7d0;
            --sm-text-sub: #7e869e;
            --sm-border: rgba(255, 255, 255, 0.08);
            --sm-border-light: rgba(255, 255, 255, 0.16);
            --sm-glow: 0 12px 32px -4px rgba(0, 0, 0, 0.6);
            --sm-glow-brand: 0 0 24px rgba(121, 40, 202, 0.4);
            --sm-radius-card: 20px;
            --sm-radius-pill: 9999px;
            --sm-transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

        body {
            background-color: var(--sm-bg-dark);
            color: var(--sm-text-muted);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            line-height: 1.65;
            overflow-x: hidden;
            background-image: 
                radial-gradient(circle at 15% 15%, rgba(121, 40, 202, 0.15), transparent 45%),
                radial-gradient(circle at 85% 65%, rgba(255, 0, 128, 0.1), transparent 50%),
                radial-gradient(circle at 50% 90%, rgba(0, 242, 254, 0.08), transparent 40%);
            background-attachment: fixed;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--sm-transition);
        }
        a:hover {
            color: var(--sm-cyan);
        }

        /* Top Bar */
        .sm-topbar {
            height: 34px;
            background: rgba(14, 17, 27, 0.95);
            border-bottom: 1px solid var(--sm-border);
            font-size: 0.8rem;
            color: var(--sm-text-sub);
        }
        .sm-topbar a {
            color: var(--sm-text-sub);
        }
        .sm-topbar a:hover {
            color: #ffffff;
        }

        /* Main Navbar */
        .sm-navbar {
            height: 76px;
            background: rgba(18, 22, 36, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--sm-border);
            position: sticky;
            top: 0;
            z-index: 1020;
        }
        .sm-brand {
            font-size: 1.55rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: var(--sm-gradient-brand);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sm-brand i {
            color: #ff0080;
            -webkit-text-fill-color: initial;
        }
        .nav-link.sm-navlink {
            color: var(--sm-text-muted);
            font-weight: 500;
            padding: 8px 16px !important;
            border-radius: var(--sm-radius-pill);
            transition: var(--sm-transition);
        }
        .nav-link.sm-navlink:hover, .nav-link.sm-navlink.active {
            color: #ffffff !important;
            background: rgba(255, 255, 255, 0.06);
        }

        /* UI Components */
        .sm-btn-primary {
            background: var(--sm-gradient-brand);
            color: #ffffff;
            border: none;
            padding: 10px 24px;
            font-weight: 600;
            border-radius: var(--sm-radius-pill);
            box-shadow: 0 4px 16px rgba(255, 0, 128, 0.3);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            transition: var(--sm-transition);
        }
        .sm-btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 0, 128, 0.45);
            color: #ffffff;
        }
        .sm-btn-ghost {
            background: rgba(255, 255, 255, 0.05);
            color: #ffffff;
            border: 1px solid var(--sm-border-light);
            padding: 10px 24px;
            font-weight: 600;
            border-radius: var(--sm-radius-pill);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--sm-transition);
        }
        .sm-btn-ghost:hover {
            background: #ffffff;
            color: #0b0d14;
            border-color: #ffffff;
        }

        .sm-badge-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: var(--sm-radius-pill);
            font-size: 0.78rem;
            font-weight: 600;
            background: rgba(0, 242, 254, 0.12);
            color: var(--sm-cyan);
            border: 1px solid rgba(0, 242, 254, 0.3);
        }
        .sm-badge-pill.pink {
            background: rgba(255, 0, 128, 0.12);
            color: var(--sm-pink);
            border-color: rgba(255, 0, 128, 0.3);
        }
        .sm-badge-pill.purple {
            background: rgba(121, 40, 202, 0.15);
            color: #d19fff;
            border-color: rgba(121, 40, 202, 0.35);
        }
        .pulse-dot {
            width: 7px;
            height: 7px;
            background-color: currentColor;
            border-radius: 50%;
            display: inline-block;
            box-shadow: 0 0 8px currentColor;
        }

        .sm-card {
            background: var(--sm-bg-card);
            border: 1px solid var(--sm-border);
            border-radius: var(--sm-radius-card);
            padding: 24px;
            transition: var(--sm-transition);
            backdrop-filter: blur(10px);
            position: relative;
            height: 100%;
        }
        .sm-card:hover {
            background: var(--sm-bg-card-hover);
            border-color: var(--sm-border-light);
            transform: translateY(-4px);
            box-shadow: var(--sm-glow);
        }

        .section-head {
            margin-bottom: 3rem;
        }
        .section-head .sub-badge {
            margin-bottom: 0.75rem;
        }
        .section-head h2 {
            font-size: 2.1rem;
            font-weight: 700;
            color: var(--sm-text-white);
            letter-spacing: -0.5px;
        }
        .section-head p {
            max-width: 680px;
            margin: 0 auto;
            color: var(--sm-text-muted);
            font-size: 0.95rem;
        }

        /* 1. Hero: 斜切色块首屏 */
        .sm-hero-skew {
            position: relative;
            min-height: 580px;
            display: flex;
            align-items: center;
            overflow: hidden;
            background: linear-gradient(135deg, rgba(18, 22, 36, 0.95), rgba(11, 13, 20, 0.9)), url('/assets/images/425f53dd8218b25d.jpg') center/cover no-repeat;
            border-bottom: 1px solid var(--sm-border);
            clip-path: polygon(0 0, 100% 0, 100% 92%, 0 100%);
            padding: 80px 0 120px 0;
        }
        .sm-hero-skew::before {
            content: '';
            position: absolute;
            top: -20%;
            left: -10%;
            width: 60%;
            height: 140%;
            background: linear-gradient(120deg, rgba(121, 40, 202, 0.45) 0%, rgba(255, 0, 128, 0.25) 70%, transparent 100%);
            transform: skewX(-16deg);
            pointer-events: none;
        }
        .hero-main-title {
            font-size: 3.2rem;
            font-weight: 800;
            line-height: 1.2;
            color: var(--sm-text-white);
            margin-bottom: 1.25rem;
            letter-spacing: -1px;
        }
        .hero-desc {
            font-size: 1.05rem;
            color: var(--sm-text-muted);
            line-height: 1.8;
            margin-bottom: 2rem;
            max-width: 740px;
        }

        /* Metric Highlights */
        .metric-num {
            font-size: 2.3rem;
            font-weight: 800;
            line-height: 1;
            background: var(--sm-gradient-cyan);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 6px;
        }
        .metric-num.pink {
            background: var(--sm-gradient-brand);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        /* Image Aspect Containers */
        .img-ratio-16-9 {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            border-radius: 12px;
        }
        .img-ratio-2-3 {
            width: 100%;
            aspect-ratio: 2 / 3;
            object-fit: cover;
            border-radius: 12px;
        }

        /* Result Comparison Table */
        .comp-table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0;
            border-radius: var(--sm-radius-card);
            overflow: hidden;
            border: 1px solid var(--sm-border);
        }
        .comp-table th, .comp-table td {
            padding: 16px 20px;
            vertical-align: middle;
        }
        .comp-table th {
            background: rgba(30, 36, 56, 0.9);
            color: var(--sm-text-white);
            font-weight: 600;
        }
        .comp-table tr {
            background: rgba(20, 24, 38, 0.7);
            border-bottom: 1px solid var(--sm-border);
        }
        .comp-table tr:hover {
            background: rgba(28, 34, 52, 0.85);
        }

        /* Milestone Timeline */
        .timeline-box {
            position: relative;
            padding-left: 28px;
            border-left: 2px solid rgba(255, 0, 128, 0.35);
        }
        .timeline-node {
            position: relative;
            margin-bottom: 2.2rem;
        }
        .timeline-node::before {
            content: '';
            position: absolute;
            left: -35px;
            top: 4px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: #ff0080;
            box-shadow: 0 0 10px #ff0080;
        }

        /* FAQ Accordion */
        .accordion-item.sm-acc-item {
            background: var(--sm-bg-card);
            border: 1px solid var(--sm-border);
            border-radius: 14px !important;
            margin-bottom: 12px;
            overflow: hidden;
        }
        .accordion-button.sm-acc-btn {
            background: transparent;
            color: var(--sm-text-white);
            font-weight: 600;
            padding: 18px 22px;
            box-shadow: none;
        }
        .accordion-button.sm-acc-btn:not(.collapsed) {
            background: rgba(255, 255, 255, 0.04);
            color: var(--sm-cyan);
        }
        .accordion-button.sm-acc-btn::after {
            filter: invert(1);
        }
        .accordion-body.sm-acc-body {
            color: var(--sm-text-muted);
            font-size: 0.93rem;
            padding: 0 22px 20px 22px;
            line-height: 1.7;
        }

        /* Conversion Card */
        .conversion-band {
            background: linear-gradient(135deg, rgba(121, 40, 202, 0.28) 0%, rgba(255, 0, 128, 0.2) 100%);
            border: 1px solid rgba(255, 0, 128, 0.35);
            border-radius: 24px;
            padding: 44px;
            box-shadow: var(--sm-glow);
        }

        /* Footer */
        .sm-footer {
            background: #080a10;
            border-top: 1px solid var(--sm-border);
            padding: 60px 0 24px 0;
            font-size: 0.9rem;
        }
        .sm-footer-head {
            color: #ffffff;
            font-weight: 700;
            margin-bottom: 18px;
            font-size: 1.05rem;
        }
        .sm-footer-links li {
            margin-bottom: 10px;
        }
        .sm-footer-links a {
            color: var(--sm-text-sub);
        }
        .sm-footer-links a:hover {
            color: #ffffff;
            padding-left: 4px;
        }
        .sm-running-strip {
            background: rgba(16, 20, 32, 0.9);
            border-radius: 10px;
            padding: 10px 18px;
            border: 1px solid var(--sm-border);
            font-size: 0.82rem;
            color: var(--sm-text-sub);
        }

        @media (max-width: 991.98px) {
            .hero-main-title {
                font-size: 2.3rem;
            }
            .sm-hero-skew {
                clip-path: polygon(0 0, 100% 0, 100% 96%, 0 100%);
                padding: 60px 0 90px 0;
            }
            .section-head h2 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 575.98px) {
            .hero-main-title {
                font-size: 1.85rem;
            }
            .conversion-band {
                padding: 24px;
            }
        }

/* roulang page: category2 */
:root {
      --sm-bg-dark: #0b0d14;
      --sm-bg-deep: #121624;
      --sm-bg-card: rgba(24, 28, 45, 0.78);
      --sm-bg-card-hover: rgba(33, 39, 62, 0.92);
      --sm-gradient-brand: linear-gradient(135deg, #7928ca 0%, #ff0080 100%);
      --sm-gradient-cyan: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
      --sm-gradient-dark: linear-gradient(180deg, rgba(11, 13, 20, 0.4) 0%, #0b0d14 100%);
      --sm-cyan: #00f2fe;
      --sm-pink: #ff0080;
      --sm-purple: #7928ca;
      --sm-text-white: #ffffff;
      --sm-text-muted: #c2c7d0;
      --sm-text-sub: #7e869e;
      --sm-border: rgba(255, 255, 255, 0.08);
      --sm-border-light: rgba(255, 255, 255, 0.16);
      --sm-glow: 0 12px 32px -4px rgba(0, 0, 0, 0.6);
      --sm-glow-brand: 0 0 24px rgba(121, 40, 202, 0.4);
      --sm-radius-card: 20px;
      --sm-radius-pill: 9999px;
      --sm-transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    }
    body {
      background-color: var(--sm-bg-dark);
      color: var(--sm-text-muted);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.65;
      overflow-x: hidden;
      background-image: 
        radial-gradient(circle at 15% 15%, rgba(121, 40, 202, 0.15), transparent 45%),
        radial-gradient(circle at 85% 65%, rgba(255, 0, 128, 0.1), transparent 50%),
        radial-gradient(circle at 50% 90%, rgba(0, 242, 254, 0.08), transparent 40%);
      background-attachment: fixed;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: var(--sm-transition);
    }
    a:hover {
      color: var(--sm-cyan);
    }
    /* Top Bar */
    .sm-topbar {
      height: 34px;
      background: rgba(14, 17, 27, 0.95);
      border-bottom: 1px solid var(--sm-border);
      font-size: 0.8rem;
      color: var(--sm-text-sub);
    }
    .sm-topbar a {
      color: var(--sm-text-sub);
    }
    .sm-topbar a:hover {
      color: #ffffff;
    }
    /* Main Navbar */
    .sm-navbar {
      height: 76px;
      background: rgba(18, 22, 36, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--sm-border);
      position: sticky;
      top: 0;
      z-index: 1020;
    }
    .sm-brand {
      font-size: 1.55rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      background: var(--sm-gradient-brand);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .sm-brand i {
      color: #ff0080;
      -webkit-text-fill-color: initial;
    }
    .nav-link.sm-navlink {
      color: var(--sm-text-muted);
      font-weight: 500;
      padding: 8px 16px !important;
      border-radius: var(--sm-radius-pill);
      transition: var(--sm-transition);
    }
    .nav-link.sm-navlink:hover, .nav-link.sm-navlink.active {
      color: #ffffff !important;
      background: rgba(255, 255, 255, 0.06);
    }
    /* Common UI Elements */
    .sm-btn-primary {
      background: var(--sm-gradient-brand);
      color: #ffffff;
      border: none;
      padding: 10px 24px;
      font-weight: 600;
      border-radius: var(--sm-radius-pill);
      box-shadow: 0 4px 16px rgba(255, 0, 128, 0.3);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      transition: var(--sm-transition);
    }
    .sm-btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(255, 0, 128, 0.45);
      color: #ffffff;
    }
    .sm-btn-ghost {
      background: rgba(255, 255, 255, 0.05);
      color: #ffffff;
      border: 1px solid var(--sm-border-light);
      padding: 8px 20px;
      font-weight: 600;
      border-radius: var(--sm-radius-pill);
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: var(--sm-transition);
    }
    .sm-btn-ghost:hover {
      background: #ffffff;
      color: #0b0d14;
      border-color: #ffffff;
    }
    .sm-badge-pill {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 12px;
      border-radius: var(--sm-radius-pill);
      font-size: 0.78rem;
      font-weight: 600;
      background: rgba(0, 242, 254, 0.12);
      color: var(--sm-cyan);
      border: 1px solid rgba(0, 242, 254, 0.3);
    }
    .sm-badge-pill.pink {
      background: rgba(255, 0, 128, 0.12);
      color: var(--sm-pink);
      border-color: rgba(255, 0, 128, 0.3);
    }
    .sm-badge-pill.purple {
      background: rgba(121, 40, 202, 0.15);
      color: #d19fff;
      border-color: rgba(121, 40, 202, 0.35);
    }
    .sm-card {
      background: var(--sm-bg-card);
      border: 1px solid var(--sm-border);
      border-radius: var(--sm-radius-card);
      padding: 24px;
      transition: var(--sm-transition);
      backdrop-filter: blur(10px);
      position: relative;
    }
    .sm-card:hover {
      background: var(--sm-bg-card-hover);
      border-color: var(--sm-border-light);
      transform: translateY(-4px);
      box-shadow: var(--sm-glow);
    }
    .section-head {
      margin-bottom: 2rem;
    }
    .section-head .section-title {
      font-size: 1.75rem;
      font-weight: 800;
      color: #ffffff;
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .section-head .section-title::before {
      content: '';
      display: inline-block;
      width: 4px;
      height: 24px;
      background: var(--sm-gradient-brand);
      border-radius: 4px;
    }
    .section-head .section-desc {
      color: var(--sm-text-sub);
      font-size: 0.95rem;
      margin-top: 6px;
    }

    /* Category Specific Styles */
    .filter-panel {
      background: rgba(18, 22, 36, 0.8);
      border: 1px solid var(--sm-border);
      border-radius: var(--sm-radius-card);
      padding: 28px;
      backdrop-filter: blur(14px);
    }
    .filter-group {
      display: flex;
      align-items: flex-start;
      margin-bottom: 16px;
      padding-bottom: 14px;
      border-bottom: 1px dashed rgba(255, 255, 255, 0.07);
    }
    .filter-group:last-child {
      margin-bottom: 0;
      padding-bottom: 0;
      border-bottom: none;
    }
    .filter-label {
      width: 80px;
      flex-shrink: 0;
      font-size: 0.88rem;
      color: var(--sm-text-sub);
      font-weight: 600;
      padding-top: 5px;
    }
    .filter-options {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .filter-chip {
      display: inline-block;
      padding: 4px 14px;
      font-size: 0.84rem;
      border-radius: var(--sm-radius-pill);
      color: var(--sm-text-muted);
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid transparent;
      transition: var(--sm-transition);
      cursor: pointer;
    }
    .filter-chip:hover {
      color: #ffffff;
      background: rgba(255, 255, 255, 0.09);
    }
    .filter-chip.active {
      color: #ffffff;
      background: var(--sm-gradient-brand);
      border-color: transparent;
      font-weight: 600;
      box-shadow: 0 2px 10px rgba(255, 0, 128, 0.3);
    }

    /* Metric Stat Card */
    .cat-stat-card {
      background: var(--sm-bg-card);
      border: 1px solid var(--sm-border);
      border-radius: 18px;
      padding: 20px 24px;
      display: flex;
      align-items: center;
      gap: 18px;
    }
    .cat-stat-icon {
      width: 52px;
      height: 52px;
      border-radius: 14px;
      background: rgba(121, 40, 202, 0.15);
      color: var(--sm-pink);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      border: 1px solid rgba(255, 0, 128, 0.2);
    }
    .cat-stat-num {
      font-size: 1.8rem;
      font-weight: 800;
      color: #ffffff;
      line-height: 1.2;
    }

    /* Drama Poster Card */
    .drama-card {
      background: var(--sm-bg-card);
      border: 1px solid var(--sm-border);
      border-radius: 16px;
      overflow: hidden;
      transition: var(--sm-transition);
      display: flex;
      flex-direction: column;
      height: 100%;
    }
    .drama-card:hover {
      transform: translateY(-6px);
      border-color: rgba(255, 255, 255, 0.2);
      box-shadow: 0 16px 36px -8px rgba(0, 0, 0, 0.7), var(--sm-glow-brand);
    }
    .drama-thumb-box {
      position: relative;
      width: 100%;
      aspect-ratio: 2 / 3;
      overflow: hidden;
      background: #141724;
    }
    .drama-thumb-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.6s ease;
    }
    .drama-card:hover .drama-thumb-box img {
      transform: scale(1.06);
    }
    .drama-overlay-tag {
      position: absolute;
      top: 10px;
      left: 10px;
      z-index: 2;
    }
    .drama-overlay-score {
      position: absolute;
      top: 10px;
      right: 10px;
      background: rgba(11, 13, 20, 0.85);
      border: 1px solid rgba(255, 215, 0, 0.3);
      color: #ffd700;
      padding: 2px 8px;
      border-radius: 6px;
      font-weight: 700;
      font-size: 0.78rem;
      z-index: 2;
      backdrop-filter: blur(4px);
    }
    .drama-overlay-bottom {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      padding: 28px 12px 8px;
      background: linear-gradient(to top, rgba(11, 13, 20, 0.95) 0%, transparent 100%);
      font-size: 0.78rem;
      color: var(--sm-cyan);
      display: flex;
      justify-content: space-between;
      align-items: center;
      z-index: 2;
    }
    .drama-card-body {
      padding: 14px 14px 18px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .drama-card-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 6px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .drama-card-desc {
      font-size: 0.82rem;
      color: var(--sm-text-sub);
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      line-height: 1.45;
      margin-bottom: 12px;
    }

    /* Curated Wide Card */
    .curated-card {
      background: var(--sm-bg-card);
      border: 1px solid var(--sm-border);
      border-radius: var(--sm-radius-card);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%;
      transition: var(--sm-transition);
    }
    .curated-card:hover {
      border-color: var(--sm-border-light);
      transform: translateY(-4px);
      box-shadow: var(--sm-glow);
    }
    .curated-banner {
      height: 180px;
      position: relative;
      overflow: hidden;
    }
    .curated-banner img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .curated-banner-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(to bottom, rgba(18, 22, 36, 0.1) 0%, rgba(24, 28, 45, 0.95) 100%);
    }

    /* Leaderboard Item */
    .rank-item {
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid var(--sm-border);
      border-radius: 14px;
      padding: 14px 18px;
      display: flex;
      align-items: center;
      gap: 16px;
      margin-bottom: 12px;
      transition: var(--sm-transition);
    }
    .rank-item:hover {
      background: rgba(255, 255, 255, 0.07);
      border-color: rgba(255, 255, 255, 0.18);
      transform: translateX(6px);
    }
    .rank-index {
      font-size: 1.4rem;
      font-weight: 900;
      width: 32px;
      text-align: center;
      color: var(--sm-text-sub);
    }
    .rank-index.top-1 { color: #ff0080; }
    .rank-index.top-2 { color: #00f2fe; }
    .rank-index.top-3 { color: #ffd700; }

    /* Category Guide */
    .guide-box {
      background: var(--sm-bg-card);
      border: 1px solid var(--sm-border);
      border-radius: 18px;
      padding: 24px;
      height: 100%;
    }
    .guide-box i {
      font-size: 1.8rem;
      color: var(--sm-cyan);
      margin-bottom: 14px;
    }

    /* Accordion FAQ */
    .accordion-item {
      background-color: var(--sm-bg-card) !important;
      border: 1px solid var(--sm-border) !important;
      border-radius: 14px !important;
      margin-bottom: 12px;
      overflow: hidden;
    }
    .accordion-button {
      background-color: transparent !important;
      color: #ffffff !important;
      font-weight: 600;
      font-size: 1.02rem;
      padding: 18px 24px;
      box-shadow: none !important;
    }
    .accordion-button:not(.collapsed) {
      background: rgba(255, 255, 255, 0.04) !important;
      color: var(--sm-cyan) !important;
    }
    .accordion-button::after {
      filter: invert(1);
    }
    .accordion-body {
      padding: 18px 24px;
      color: var(--sm-text-muted);
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      line-height: 1.7;
    }

    /* Footer */
    .sm-footer {
      background: #090a10;
      border-top: 1px solid var(--sm-border);
      padding-top: 60px;
      padding-bottom: 30px;
      margin-top: 80px;
    }
    .footer-title {
      color: #ffffff;
      font-weight: 700;
      font-size: 1rem;
      margin-bottom: 18px;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;}
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a {
      color: var(--sm-text-sub);
      font-size: 0.9rem;
      transition: var(--sm-transition);
    }
    .footer-links a:hover {
      color: #ffffff;
      padding-left: 4px;
    }

    @media (max-width: 991.98px) {
      .sm-navbar {
        height: auto;
        padding: 12px 0;
      }
      .filter-group {
        flex-direction: column;
        gap: 8px;
      }
      .filter-label {
        width: 100%;
        padding-top: 0;
      }
    }

/* roulang page: category1 */
:root {
      --sm-bg-dark: #0b0d14;
      --sm-bg-deep: #121624;
      --sm-bg-card: rgba(24, 28, 45, 0.78);
      --sm-bg-card-hover: rgba(33, 39, 62, 0.9);
      --sm-gradient-brand: linear-gradient(135deg, #7928ca 0%, #ff0080 100%);
      --sm-gradient-cyan: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
      --sm-gradient-dark: linear-gradient(180deg, rgba(11, 13, 20, 0.4) 0%, #0b0d14 100%);
      --sm-cyan: #00f2fe;
      --sm-pink: #ff0080;
      --sm-purple: #7928ca;
      --sm-text-white: #ffffff;
      --sm-text-muted: #c2c7d0;
      --sm-text-sub: #7e869e;
      --sm-border: rgba(255, 255, 255, 0.08);
      --sm-border-light: rgba(255, 255, 255, 0.16);
      --sm-glow: 0 12px 32px -4px rgba(0, 0, 0, 0.6);
      --sm-glow-brand: 0 0 24px rgba(121, 40, 202, 0.4);
      --sm-radius-card: 20px;
      --sm-radius-pill: 9999px;
      --sm-transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    }
    body {
      background-color: var(--sm-bg-dark);
      color: var(--sm-text-muted);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.65;
      overflow-x: hidden;
      background-image: 
        radial-gradient(circle at 15% 15%, rgba(121, 40, 202, 0.15), transparent 45%),
        radial-gradient(circle at 85% 65%, rgba(255, 0, 128, 0.1), transparent 50%),
        radial-gradient(circle at 50% 90%, rgba(0, 242, 254, 0.08), transparent 40%);
      background-attachment: fixed;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: var(--sm-transition);
    }
    a:hover {
      color: var(--sm-cyan);
    }
    .sm-topbar {
      height: 34px;
      background: rgba(14, 17, 27, 0.95);
      border-bottom: 1px solid var(--sm-border);
      font-size: 0.8rem;
      color: var(--sm-text-sub);
    }
    .sm-topbar a {
      color: var(--sm-text-sub);
    }
    .sm-topbar a:hover {
      color: #ffffff;
    }
    .sm-navbar {
      height: 76px;
      background: rgba(18, 22, 36, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--sm-border);
      position: sticky;
      top: 0;
      z-index: 1020;
    }
    .sm-brand {
      font-size: 1.55rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      background: var(--sm-gradient-brand);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .sm-brand i {
      color: #ff0080;
      -webkit-text-fill-color: initial;
    }
    .nav-link.sm-navlink {
      color: var(--sm-text-muted);
      font-weight: 500;
      padding: 8px 16px !important;
      border-radius: var(--sm-radius-pill);
      transition: var(--sm-transition);
    }
    .nav-link.sm-navlink:hover, .nav-link.sm-navlink.active {
      color: #ffffff !important;
      background: rgba(255, 255, 255, 0.06);
    }
    .sm-btn-primary {
      background: var(--sm-gradient-brand);
      color: #ffffff;
      border: none;
      padding: 10px 24px;
      font-weight: 600;
      border-radius: var(--sm-radius-pill);
      box-shadow: 0 4px 16px rgba(255, 0, 128, 0.3);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      transition: var(--sm-transition);
    }
    .sm-btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(255, 0, 128, 0.45);
      color: #ffffff;
    }
    .sm-btn-ghost {
      background: rgba(255, 255, 255, 0.05);
      color: #ffffff;
      border: 1px solid var(--sm-border-light);
      padding: 10px 24px;
      font-weight: 600;
      border-radius: var(--sm-radius-pill);
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: var(--sm-transition);
    }
    .sm-btn-ghost:hover {
      background: #ffffff;
      color: #0b0d14;
      border-color: #ffffff;
    }
    .sm-badge-pill {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 12px;
      border-radius: var(--sm-radius-pill);
      font-size: 0.78rem;
      font-weight: 600;
      background: rgba(0, 242, 254, 0.12);
      color: var(--sm-cyan);
      border: 1px solid rgba(0, 242, 254, 0.3);
    }
    .sm-badge-pill.pink {
      background: rgba(255, 0, 128, 0.12);
      color: var(--sm-pink);
      border-color: rgba(255, 0, 128, 0.3);
    }
    .sm-badge-pill.purple {
      background: rgba(121, 40, 202, 0.15);
      color: #d19fff;
      border-color: rgba(121, 40, 202, 0.35);
    }
    .sm-card {
      background: var(--sm-bg-card);
      border: 1px solid var(--sm-border);
      border-radius: var(--sm-radius-card);
      padding: 24px;
      transition: var(--sm-transition);
      backdrop-filter: blur(10px);
      position: relative;
      height: 100%;
    }
    .sm-card:hover {
      background: var(--sm-bg-card-hover);
      border-color: var(--sm-border-light);
      transform: translateY(-4px);
      box-shadow: var(--sm-glow);
    }
    .section-head {
      margin-bottom: 28px;
    }
    .section-title {
      font-size: 1.65rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 6px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .section-desc {
      color: var(--sm-text-sub);
      font-size: 0.92rem;
      margin: 0;
    }
    /* Filter Bar Styles */
    .cat-filter-wrapper {
      background: rgba(20, 24, 38, 0.7);
      border: 1px solid var(--sm-border);
      border-radius: var(--sm-radius-card);
      padding: 24px;
      backdrop-filter: blur(12px);
    }
    .filter-row {
      display: flex;
      align-items: flex-start;
      gap: 16px;
      margin-bottom: 14px;
    }
    .filter-row:last-child {
      margin-bottom: 0;
    }
    .filter-label {
      color: var(--sm-text-sub);
      font-size: 0.85rem;
      font-weight: 600;
      min-width: 56px;
      padding-top: 4px;
    }
    .filter-chips {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .filter-chip {
      display: inline-block;
      padding: 4px 14px;
      border-radius: var(--sm-radius-pill);
      font-size: 0.82rem;
      color: var(--sm-text-muted);
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid transparent;
      cursor: pointer;
      transition: var(--sm-transition);
    }
    .filter-chip:hover {
      color: #ffffff;
      background: rgba(255, 255, 255, 0.08);
    }
    .filter-chip.active {
      color: #ffffff;
      background: var(--sm-gradient-brand);
      border-color: transparent;
      box-shadow: 0 2px 10px rgba(255, 0, 128, 0.35);
      font-weight: 600;
    }
    /* Movie Poster Cards */
    .movie-card {
      background: rgba(20, 24, 38, 0.6);
      border: 1px solid var(--sm-border);
      border-radius: 16px;
      overflow: hidden;
      transition: var(--sm-transition);
      display: flex;
      flex-direction: column;
      height: 100%;
    }
    .movie-card:hover {
      transform: translateY(-6px);
      border-color: rgba(255, 0, 128, 0.4);
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.7);
    }
    .poster-box {
      position: relative;
      width: 100%;
      aspect-ratio: 2/3;
      overflow: hidden;
      background-color: #121624;
    }
    .poster-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .movie-card:hover .poster-box img {
      transform: scale(1.06);
    }
    .poster-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(11, 13, 20, 0.1) 40%, rgba(11, 13, 20, 0.95) 100%);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      padding: 12px;
    }
    .poster-top {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .poster-bottom {
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
    }
    .movie-score {
      color: #ffb703;
      font-weight: 700;
      font-size: 0.9rem;
      display: flex;
      align-items: center;
      gap: 4px;
    }
    .movie-info {
      padding: 14px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .movie-title {
      font-size: 1rem;
      font-weight: 600;
      color: #ffffff;
      margin-bottom: 6px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .movie-meta {
      font-size: 0.78rem;
      color: var(--sm-text-sub);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    /* Ranking List Table */
    .rank-table-card {
      background: var(--sm-bg-card);
      border: 1px solid var(--sm-border);
      border-radius: var(--sm-radius-card);
      padding: 24px;
    }
    .rank-item {
      display: flex;
      align-items: center;
      padding: 14px 12px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
      transition: var(--sm-transition);
      border-radius: 10px;
    }
    .rank-item:hover {
      background: rgba(255, 255, 255, 0.03);
    }
    .rank-item:last-child {
      border-bottom: none;
    }
    .rank-num {
      width: 32px;
      height: 32px;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 1rem;
      margin-right: 16px;
      background: rgba(255, 255, 255, 0.05);
      color: var(--sm-text-sub);
    }
    .rank-num.top-1 {
      background: var(--sm-gradient-brand);
      color: #ffffff;
      box-shadow: 0 4px 12px rgba(255, 0, 128, 0.4);
    }
    .rank-num.top-2 {
      background: var(--sm-gradient-cyan);
      color: #0b0d14;
    }
    .rank-num.top-3 {
      background: rgba(255, 183, 3, 0.2);
      color: #ffb703;
      border: 1px solid rgba(255, 183, 3, 0.4);
    }
    .rank-name {
      font-weight: 600;
      color: #ffffff;
      font-size: 0.95rem;
      margin-bottom: 2px;
    }
    .rank-sub {
      font-size: 0.78rem;
      color: var(--sm-text-sub);
    }
    .rank-score {
      font-size: 0.9rem;
      font-weight: 700;
      color: var(--sm-cyan);
      text-align: right;
    }
    /* Feature Spec Cards */
    .feature-topic-card {
      position: relative;
      border-radius: var(--sm-radius-card);
      overflow: hidden;
      border: 1px solid var(--sm-border);
      min-height: 220px;
      display: flex;
      align-items: flex-end;
      padding: 24px;
      background-size: cover;
      background-position: center;
      transition: var(--sm-transition);
    }
    .feature-topic-card:hover {
      border-color: var(--sm-border-light);
      transform: translateY(-4px);
    }
    .feature-topic-card::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(0deg, rgba(11, 13, 20, 0.95) 15%, rgba(11, 13, 20, 0.4) 100%);
    }
    .topic-content {
      position: relative;
      z-index: 2;
    }
    /* Custom Accordion */
    .accordion-item {
      background-color: var(--sm-bg-card);
      border: 1px solid var(--sm-border);
      border-radius: 14px !important;
      margin-bottom: 12px;
      overflow: hidden;
    }
    .accordion-button {
      background-color: transparent;
      color: #ffffff;
      font-weight: 600;
      font-size: 0.98rem;
      padding: 18px 20px;
      box-shadow: none !important;
    }
    .accordion-button:not(.collapsed) {
      color: var(--sm-cyan);
      background-color: rgba(255, 255, 255, 0.02);
    }
    .accordion-button::after {
      filter: invert(1);
    }
    .accordion-body {
      color: var(--sm-text-muted);
      font-size: 0.9rem;
      padding: 0 20px 20px 20px;
      line-height: 1.7;
    }
    /* Footer */
    .sm-footer {
      background: #080a0f;
      border-top: 1px solid var(--sm-border);
      padding: 60px 0 24px;
      margin-top: 70px;
    }
    .footer-title {
      font-size: 0.95rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 18px;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a {
      color: var(--sm-text-sub);
      font-size: 0.85rem;
    }
    .footer-links a:hover {
      color: #ffffff;
    }
    .text-pink {
      color: var(--sm-pink);
    }
    .tracking-wide {
      letter-spacing: 0.5px;
    }
    @media (max-width: 991px) {
      .sm-navbar {
        height: auto;
        padding: 12px 0;
      }
    }

/* roulang page: category3 */
:root {
      --sm-bg-dark: #0b0d14;
      --sm-bg-deep: #121624;
      --sm-bg-card: rgba(24, 28, 45, 0.78);
      --sm-bg-card-hover: rgba(33, 39, 62, 0.9);
      --sm-gradient-brand: linear-gradient(135deg, #7928ca 0%, #ff0080 100%);
      --sm-gradient-cyan: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
      --sm-gradient-dark: linear-gradient(180deg, rgba(11, 13, 20, 0.4) 0%, #0b0d14 100%);
      --sm-cyan: #00f2fe;
      --sm-pink: #ff0080;
      --sm-purple: #7928ca;
      --sm-text-white: #ffffff;
      --sm-text-muted: #c2c7d0;
      --sm-text-sub: #7e869e;
      --sm-border: rgba(255, 255, 255, 0.08);
      --sm-border-light: rgba(255, 255, 255, 0.16);
      --sm-glow: 0 12px 32px -4px rgba(0, 0, 0, 0.6);
      --sm-glow-brand: 0 0 24px rgba(121, 40, 202, 0.4);
      --sm-radius-card: 20px;
      --sm-radius-pill: 9999px;
      --sm-transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    }
    body {
      background-color: var(--sm-bg-dark);
      color: var(--sm-text-muted);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.65;
      overflow-x: hidden;
      background-image: 
        radial-gradient(circle at 15% 15%, rgba(121, 40, 202, 0.15), transparent 45%),
        radial-gradient(circle at 85% 65%, rgba(255, 0, 128, 0.1), transparent 50%),
        radial-gradient(circle at 50% 90%, rgba(0, 242, 254, 0.08), transparent 40%);
      background-attachment: fixed;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: var(--sm-transition);
    }
    a:hover {
      color: var(--sm-cyan);
    }
    .sm-topbar {
      height: 34px;
      background: rgba(14, 17, 27, 0.95);
      border-bottom: 1px solid var(--sm-border);
      font-size: 0.8rem;
      color: var(--sm-text-sub);
    }
    .sm-topbar a {
      color: var(--sm-text-sub);
    }
    .sm-topbar a:hover {
      color: #ffffff;
    }
    .sm-navbar {
      height: 76px;
      background: rgba(18, 22, 36, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--sm-border);
      position: sticky;
      top: 0;
      z-index: 1020;
    }
    .sm-brand {
      font-size: 1.55rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      background: var(--sm-gradient-brand);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .sm-brand i {
      color: #ff0080;
      -webkit-text-fill-color: initial;
    }
    .nav-link.sm-navlink {
      color: var(--sm-text-muted);
      font-weight: 500;
      padding: 8px 16px !important;
      border-radius: var(--sm-radius-pill);
      transition: var(--sm-transition);
    }
    .nav-link.sm-navlink:hover, .nav-link.sm-navlink.active {
      color: #ffffff !important;
      background: rgba(255, 255, 255, 0.06);
    }
    .sm-btn-primary {
      background: var(--sm-gradient-brand);
      color: #ffffff;
      border: none;
      padding: 10px 24px;
      font-weight: 600;
      border-radius: var(--sm-radius-pill);
      box-shadow: 0 4px 16px rgba(255, 0, 128, 0.3);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      transition: var(--sm-transition);
    }
    .sm-btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(255, 0, 128, 0.45);
      color: #ffffff;
    }
    .sm-btn-ghost {
      background: rgba(255, 255, 255, 0.05);
      color: #ffffff;
      border: 1px solid var(--sm-border-light);
      padding: 10px 24px;
      font-weight: 600;
      border-radius: var(--sm-radius-pill);
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: var(--sm-transition);
    }
    .sm-btn-ghost:hover {
      background: #ffffff;
      color: #0b0d14;
      border-color: #ffffff;
    }
    .sm-badge-pill {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 12px;
      border-radius: var(--sm-radius-pill);
      font-size: 0.78rem;
      font-weight: 600;
      background: rgba(0, 242, 254, 0.12);
      color: var(--sm-cyan);
      border: 1px solid rgba(0, 242, 254, 0.3);
    }
    .sm-badge-pill.pink {
      background: rgba(255, 0, 128, 0.12);
      color: var(--sm-pink);
      border-color: rgba(255, 0, 128, 0.3);
    }
    .sm-badge-pill.purple {
      background: rgba(121, 40, 202, 0.15);
      color: #d19fff;
      border-color: rgba(121, 40, 202, 0.35);
    }
    .sm-card {
      background: var(--sm-bg-card);
      border: 1px solid var(--sm-border);
      border-radius: var(--sm-radius-card);
      padding: 24px;
      transition: var(--sm-transition);
      backdrop-filter: blur(10px);
      position: relative;
      height: 100%;
    }
    .sm-card:hover {
      background: var(--sm-bg-card-hover);
      border-color: var(--sm-border-light);
      transform: translateY(-4px);
      box-shadow: var(--sm-glow);
    }
    .section-spacing {
      padding: 56px 0;
    }
    .section-head {
      margin-bottom: 32px;
    }
    .section-title {
      color: var(--sm-text-white);
      font-size: 1.85rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .section-title::before {
      content: "";
      display: inline-block;
      width: 4px;
      height: 24px;
      border-radius: 4px;
      background: var(--sm-gradient-brand);
    }
    .section-desc {
      color: var(--sm-text-sub);
      font-size: 0.95rem;
      margin-top: 6px;
    }
    .category-header-wrap {
      background: linear-gradient(180deg, rgba(20, 25, 42, 0.8) 0%, rgba(11, 13, 20, 0.95) 100%);
      border-bottom: 1px solid var(--sm-border);
      padding: 44px 0 32px 0;
    }
    .filter-group {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 12px;
    }
    .filter-label {
      color: var(--sm-text-sub);
      font-size: 0.85rem;
      font-weight: 600;
      width: 60px;
      flex-shrink: 0;
    }
    .filter-item {
      color: var(--sm-text-muted);
      font-size: 0.85rem;
      padding: 4px 14px;
      border-radius: var(--sm-radius-pill);
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid transparent;
      cursor: pointer;
      transition: var(--sm-transition);
    }
    .filter-item:hover {
      color: #ffffff;
      background: rgba(255, 255, 255, 0.09);
    }
    .filter-item.active {
      color: #ffffff;
      background: var(--sm-gradient-brand);
      font-weight: 600;
      box-shadow: 0 2px 10px rgba(255, 0, 128, 0.25);
    }
    .stat-metric-card {
      background: rgba(22, 27, 44, 0.65);
      border: 1px solid var(--sm-border);
      border-radius: 16px;
      padding: 20px 24px;
      display: flex;
      align-items: center;
      gap: 20px;
      transition: var(--sm-transition);
    }
    .stat-metric-card:hover {
      border-color: var(--sm-border-light);
      background: rgba(28, 35, 58, 0.85);
    }
    .stat-icon-box {
      width: 54px;
      height: 54px;
      border-radius: 14px;
      background: rgba(0, 242, 254, 0.1);
      color: var(--sm-cyan);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.6rem;
      flex-shrink: 0;
    }
    .stat-icon-box.pink {
      background: rgba(255, 0, 128, 0.1);
      color: var(--sm-pink);
    }
    .stat-icon-box.purple {
      background: rgba(121, 40, 202, 0.15);
      color: #c988ff;
    }
    .stat-val {
      font-size: 1.75rem;
      font-weight: 800;
      color: #ffffff;
      line-height: 1.1;
    }
    .stat-label {
      font-size: 0.82rem;
      color: var(--sm-text-sub);
      margin-top: 4px;
    }
    .movie-poster-card {
      background: var(--sm-bg-card);
      border: 1px solid var(--sm-border);
      border-radius: 16px;
      overflow: hidden;
      transition: var(--sm-transition);
      display: flex;
      flex-direction: column;
      height: 100%;
    }
    .movie-poster-card:hover {
      transform: translateY(-6px);
      border-color: rgba(255, 255, 255, 0.22);
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.65);
    }
    .poster-wrap {
      position: relative;
      width: 100%;
      aspect-ratio: 2 / 3;
      overflow: hidden;
      background-color: #1a1e30;
    }
    .poster-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .movie-poster-card:hover .poster-wrap img {
      transform: scale(1.06);
    }
    .poster-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(0,0,0,0.1) 40%, rgba(11, 13, 20, 0.95) 100%);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      padding: 12px;
    }
    .poster-top-tags {
      display: flex;
      justify-content: space-between;
      align-items: center;
      width: 100%;
    }
    .poster-bottom-meta {
      color: #fff;
    }
    .poster-body {
      padding: 14px 16px 18px 16px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .poster-title {
      color: #ffffff;
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 6px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .poster-desc {
      font-size: 0.8rem;
      color: var(--sm-text-sub);
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      line-height: 1.45;
      margin-bottom: 12px;
    }
    .curated-box {
      background: linear-gradient(135deg, rgba(28, 33, 56, 0.85) 0%, rgba(16, 20, 34, 0.9) 100%);
      border: 1px solid var(--sm-border);
      border-radius: var(--sm-radius-card);
      overflow: hidden;
      height: 100%;
      display: flex;
      flex-direction: column;
      transition: var(--sm-transition);
    }
    .curated-box:hover {
      border-color: var(--sm-border-light);
      transform: translateY(-4px);
    }
    .curated-img-frame {
      width: 100%;
      aspect-ratio: 16 / 9;
      position: relative;
      overflow: hidden;
    }
    .curated-img-frame img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .curated-box:hover .curated-img-frame img {
      transform: scale(1.05);
    }
    .rank-list-card {
      background: var(--sm-bg-card);
      border: 1px solid var(--sm-border);
      border-radius: 16px;
      padding: 14px 18px;
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 16px;
      transition: var(--sm-transition);
    }
    .rank-list-card:hover {
      background: var(--sm-bg-card-hover);
      border-color: var(--sm-border-light);
      transform: translateX(4px);
    }
    .rank-num {
      width: 32px;
      height: 32px;
      border-radius: 8px;
      background: rgba(255, 255, 255, 0.08);
      color: #ffffff;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.1rem;
      flex-shrink: 0;
    }
    .rank-num.top-1 {
      background: var(--sm-gradient-brand);
      box-shadow: 0 0 12px rgba(255, 0, 128, 0.4);
    }
    .rank-num.top-2 {
      background: var(--sm-gradient-cyan);
      color: #0b0d14;
    }
    .rank-num.top-3 {
      background: rgba(121, 40, 202, 0.7);
    }
    .guide-box {
      background: rgba(22, 27, 44, 0.75);
      border: 1px solid var(--sm-border);
      border-radius: 18px;
      padding: 24px;
      height: 100%;
      position: relative;
      overflow: hidden;
    }
    .guide-box::after {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: var(--sm-gradient-brand);
      opacity: 0.8;
    }
    .accordion-item.sm-accordion-item {
      background: var(--sm-bg-card);
      border: 1px solid var(--sm-border);
      border-radius: 14px !important;
      margin-bottom: 12px;
      overflow: hidden;
    }
    .accordion-button.sm-accordion-button {
      background: transparent;
      color: #ffffff;
      font-weight: 600;
      font-size: 1rem;
      box-shadow: none;
      padding: 18px 24px;
    }
    .accordion-button.sm-accordion-button:not(.collapsed) {
      background: rgba(255, 255, 255, 0.03);
      color: var(--sm-cyan);
    }
    .accordion-button.sm-accordion-button::after {
      filter: invert(1) brightness(1.5);
    }
    .accordion-body.sm-accordion-body {
      color: var(--sm-text-muted);
      font-size: 0.92rem;
      padding: 0 24px 22px 24px;
      line-height: 1.7;
    }
    .cta-banner-box {
      background: linear-gradient(135deg, rgba(35, 18, 55, 0.92) 0%, rgba(18, 22, 36, 0.95) 100%);
      border: 1px solid rgba(255, 0, 128, 0.25);
      border-radius: 24px;
      padding: 44px 36px;
      box-shadow: 0 16px 40px -8px rgba(0, 0, 0, 0.65);
      position: relative;
      overflow: hidden;
    }
    .cta-banner-box::before {
      content: "";
      position: absolute;
      top: -50%;
      right: -10%;
      width: 400px;
      height: 400px;
      background: radial-gradient(circle, rgba(121, 40, 202, 0.25), transparent 70%);
      pointer-events: none;
    }
    .sm-footer {
      background: #080a0f;
      border-top: 1px solid var(--sm-border);
      padding: 60px 0 30px 0;
      margin-top: 60px;
    }
    .footer-title {
      color: #ffffff;
      font-weight: 700;
      font-size: 1.05rem;
      margin-bottom: 20px;
      position: relative;
      padding-bottom: 8px;
    }
    .footer-title::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 24px;
      height: 2px;
      background: var(--sm-pink);
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a {
      color: var(--sm-text-sub);
      font-size: 0.88rem;
    }
    .footer-links a:hover {
      color: #ffffff;
      padding-left: 4px;
    }

/* roulang page: category4 */
:root {
      --sm-bg-dark: #0b0d14;
      --sm-bg-deep: #121624;
      --sm-bg-card: rgba(24, 28, 45, 0.78);
      --sm-bg-card-hover: rgba(33, 39, 62, 0.9);
      --sm-gradient-brand: linear-gradient(135deg, #7928ca 0%, #ff0080 100%);
      --sm-gradient-cyan: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
      --sm-gradient-dark: linear-gradient(180deg, rgba(11, 13, 20, 0.4) 0%, #0b0d14 100%);
      --sm-cyan: #00f2fe;
      --sm-pink: #ff0080;
      --sm-purple: #7928ca;
      --sm-text-white: #ffffff;
      --sm-text-muted: #c2c7d0;
      --sm-text-sub: #7e869e;
      --sm-border: rgba(255, 255, 255, 0.08);
      --sm-border-light: rgba(255, 255, 255, 0.16);
      --sm-glow: 0 12px 32px -4px rgba(0, 0, 0, 0.6);
      --sm-glow-brand: 0 0 24px rgba(121, 40, 202, 0.4);
      --sm-radius-card: 20px;
      --sm-radius-pill: 9999px;
      --sm-transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    }
    body {
      background-color: var(--sm-bg-dark);
      color: var(--sm-text-muted);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      line-height: 1.65;
      overflow-x: hidden;
      background-image: 
        radial-gradient(circle at 15% 15%, rgba(121, 40, 202, 0.15), transparent 45%),
        radial-gradient(circle at 85% 65%, rgba(255, 0, 128, 0.1), transparent 50%),
        radial-gradient(circle at 50% 90%, rgba(0, 242, 254, 0.08), transparent 40%);
      background-attachment: fixed;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: var(--sm-transition);
    }
    a:hover {
      color: var(--sm-cyan);
    }
    .sm-topbar {
      height: 34px;
      background: rgba(14, 17, 27, 0.95);
      border-bottom: 1px solid var(--sm-border);
      font-size: 0.8rem;
      color: var(--sm-text-sub);
    }
    .sm-topbar a {
      color: var(--sm-text-sub);
    }
    .sm-topbar a:hover {
      color: #ffffff;
    }
    .sm-navbar {
      height: 76px;
      background: rgba(18, 22, 36, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--sm-border);
      position: sticky;
      top: 0;
      z-index: 1020;
    }
    .sm-brand {
      font-size: 1.55rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      background: var(--sm-gradient-brand);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .sm-brand i {
      color: #ff0080;
      -webkit-text-fill-color: initial;
    }
    .nav-link.sm-navlink {
      color: var(--sm-text-muted);
      font-weight: 500;
      padding: 8px 16px !important;
      border-radius: var(--sm-radius-pill);
      transition: var(--sm-transition);
    }
    .nav-link.sm-navlink:hover, .nav-link.sm-navlink.active {
      color: #ffffff !important;
      background: rgba(255, 255, 255, 0.06);
    }
    .sm-btn-primary {
      background: var(--sm-gradient-brand);
      color: #ffffff;
      border: none;
      padding: 10px 24px;
      font-weight: 600;
      border-radius: var(--sm-radius-pill);
      box-shadow: 0 4px 16px rgba(255, 0, 128, 0.3);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      transition: var(--sm-transition);
    }
    .sm-btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(255, 0, 128, 0.45);
      color: #ffffff;
    }
    .sm-btn-ghost {
      background: rgba(255, 255, 255, 0.05);
      color: #ffffff;
      border: 1px solid var(--sm-border-light);
      padding: 10px 24px;
      font-weight: 600;
      border-radius: var(--sm-radius-pill);
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: var(--sm-transition);
    }
    .sm-btn-ghost:hover {
      background: #ffffff;
      color: #0b0d14;
      border-color: #ffffff;
    }
    .sm-badge-pill {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 12px;
      border-radius: var(--sm-radius-pill);
      font-size: 0.78rem;
      font-weight: 600;
      background: rgba(0, 242, 254, 0.12);
      color: var(--sm-cyan);
      border: 1px solid rgba(0, 242, 254, 0.3);
    }
    .sm-badge-pill.pink {
      background: rgba(255, 0, 128, 0.12);
      color: var(--sm-pink);
      border-color: rgba(255, 0, 128, 0.3);
    }
    .sm-badge-pill.purple {
      background: rgba(121, 40, 202, 0.15);
      color: #d19fff;
      border-color: rgba(121, 40, 202, 0.35);
    }
    .sm-card {
      background: var(--sm-bg-card);
      border: 1px solid var(--sm-border);
      border-radius: var(--sm-radius-card);
      padding: 24px;
      transition: var(--sm-transition);
      backdrop-filter: blur(10px);
      position: relative;
      height: 100%;
    }
    .sm-card:hover {
      background: var(--sm-bg-card-hover);
      border-color: var(--sm-border-light);
      transform: translateY(-4px);
      box-shadow: var(--sm-glow);
    }
    .section-head {
      margin-bottom: 2.2rem;
    }
    .section-head .cat-subtitle {
      font-size: 0.85rem;
      letter-spacing: 1.5px;
      text-transform: uppercase;
      font-weight: 700;
      color: var(--sm-cyan);
      display: inline-block;
      margin-bottom: 8px;
    }
    .section-head h2 {
      font-size: 2rem;
      font-weight: 800;
      color: #ffffff;
      margin-bottom: 12px;
    }

    /* Category Specific Styles */
    .cat-filter-wrap {
      background: rgba(18, 22, 36, 0.9);
      border: 1px solid var(--sm-border);
      border-radius: var(--sm-radius-card);
      padding: 24px 28px;
    }
    .cat-filter-row {
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 8px 0;
      border-bottom: 1px dashed rgba(255, 255, 255, 0.06);
    }
    .cat-filter-row:last-child {
      border-bottom: none;
    }
    .cat-filter-label {
      font-size: 0.88rem;
      color: var(--sm-text-sub);
      min-width: 60px;
      font-weight: 600;
    }
    .cat-filter-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    .cat-filter-item {
      font-size: 0.82rem;
      padding: 4px 14px;
      border-radius: var(--sm-radius-pill);
      color: var(--sm-text-muted);
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid transparent;
      cursor: pointer;
      transition: var(--sm-transition);
    }
    .cat-filter-item:hover {
      color: #ffffff;
      background: rgba(255, 255, 255, 0.08);
    }
    .cat-filter-item.active {
      color: #ffffff;
      background: var(--sm-gradient-brand);
      border-color: transparent;
      font-weight: 600;
      box-shadow: 0 2px 10px rgba(255, 0, 128, 0.35);
    }

    /* Metric Bar */
    .cat-stat-card {
      background: rgba(24, 28, 45, 0.65);
      border: 1px solid var(--sm-border);
      border-radius: 16px;
      padding: 20px 24px;
      display: flex;
      align-items: center;
      gap: 20px;
      transition: var(--sm-transition);
    }
    .cat-stat-card:hover {
      border-color: var(--sm-border-light);
      transform: translateY(-2px);
    }
    .cat-stat-icon {
      width: 52px;
      height: 52px;
      border-radius: 14px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
    }

    /* Video Card Grid */
    .cat-video-card {
      background: var(--sm-bg-card);
      border: 1px solid var(--sm-border);
      border-radius: 16px;
      overflow: hidden;
      transition: var(--sm-transition);
      display: flex;
      flex-direction: column;
      height: 100%;
    }
    .cat-video-card:hover {
      transform: translateY(-6px);
      border-color: rgba(255, 255, 255, 0.2);
      box-shadow: var(--sm-glow);
    }
    .cat-poster-box {
      position: relative;
      width: 100%;
      aspect-ratio: 16/10;
      overflow: hidden;
      background-color: #121624;
    }
    .cat-poster-box img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
    }
    .cat-video-card:hover .cat-poster-box img {
      transform: scale(1.08);
    }
    .cat-poster-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(0,0,0,0) 40%, rgba(11,13,20,0.85) 100%);
      pointer-events: none;
    }
    .cat-poster-tag {
      position: absolute;
      top: 10px;
      left: 10px;
      font-size: 0.72rem;
      font-weight: 700;
      padding: 3px 9px;
      border-radius: var(--sm-radius-pill);
      backdrop-filter: blur(8px);
    }
    .cat-rating-badge {
      position: absolute;
      bottom: 10px;
      right: 10px;
      font-size: 0.8rem;
      font-weight: 800;
      color: #ffc107;
      background: rgba(0, 0, 0, 0.75);
      border: 1px solid rgba(255, 193, 7, 0.3);
      padding: 2px 8px;
      border-radius: 8px;
      backdrop-filter: blur(4px);
    }
    .cat-video-body {
      padding: 18px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .cat-video-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 6px;
      line-height: 1.4;
    }
    .cat-video-meta {
      font-size: 0.8rem;
      color: var(--sm-text-sub);
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .cat-video-desc {
      font-size: 0.82rem;
      color: var(--sm-text-muted);
      line-height: 1.5;
      margin-bottom: 16px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .cat-play-btn {
      margin-top: auto;
      width: 100%;
      padding: 8px;
      font-size: 0.85rem;
      border-radius: 10px;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--sm-border);
      color: #ffffff;
      text-align: center;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      font-weight: 600;
    }
    .cat-video-card:hover .cat-play-btn {
      background: var(--sm-gradient-brand);
      border-color: transparent;
      box-shadow: 0 4px 12px rgba(255, 0, 128, 0.3);
    }

    /* Feature Banner Collection */
    .cat-feature-card {
      background: linear-gradient(135deg, rgba(24, 28, 45, 0.9) 0%, rgba(18, 22, 36, 0.95) 100%);
      border: 1px solid var(--sm-border);
      border-radius: var(--sm-radius-card);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%;
      position: relative;
    }
    .cat-feature-img {
      width: 100%;
      height: 220px;
      object-fit: cover;
    }
    .cat-feature-body {
      padding: 26px;
    }

    /* Rank List */
    .cat-rank-item {
      display: flex;
      align-items: center;
      padding: 14px 18px;
      background: rgba(24, 28, 45, 0.5);
      border: 1px solid var(--sm-border);
      border-radius: 14px;
      margin-bottom: 12px;
      transition: var(--sm-transition);
    }
    .cat-rank-item:hover {
      background: rgba(33, 39, 62, 0.8);
      border-color: var(--sm-border-light);
      transform: translateX(4px);
    }
    .cat-rank-num {
      font-size: 1.3rem;
      font-weight: 900;
      width: 38px;
      color: var(--sm-text-sub);
    }
    .cat-rank-num.top-1 { color: #ff0080; }
    .cat-rank-num.top-2 { color: #00f2fe; }
    .cat-rank-num.top-3 { color: #7928ca; }

    /* Accordion FAQ */
    .accordion-item {
      background-color: var(--sm-bg-card);
      border: 1px solid var(--sm-border);
      margin-bottom: 14px;
      border-radius: 16px !important;
      overflow: hidden;
    }
    .accordion-button {
      background-color: transparent;
      color: #ffffff;
      font-weight: 600;
      box-shadow: none !important;
      padding: 20px 24px;
    }
    .accordion-button:not(.collapsed) {
      color: var(--sm-cyan);
      background-color: rgba(255, 255, 255, 0.03);
    }
    .accordion-button::after {
      filter: invert(1);
    }
    .accordion-body {
      color: var(--sm-text-muted);
      padding: 10px 24px 24px 24px;
      line-height: 1.7;
      font-size: 0.92rem;
    }

    /* Footer */
    .sm-footer {
      background: #080a0f;
      border-top: 1px solid var(--sm-border);
      padding: 70px 0 30px;
      color: var(--sm-text-sub);
    }
    .footer-title {
      color: #ffffff;
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 20px;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a {
      color: var(--sm-text-sub);
      font-size: 0.88rem;
    }
    .footer-links a:hover {
      color: #ffffff;
      padding-left: 4px;
    }

/* 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}