/* roulang page: index */
:root {
            --bg-main: #0B0E14;
            --bg-card: #141923;
            --bg-elevated: #1C2331;
            --brand-purple: #8A2BE2;
            --brand-pink: #FF007F;
            --accent-gold: #FFB800;
            --accent-cyan: #00F0FF;
            --text-primary: #FFFFFF;
            --text-secondary: #94A3B8;
            --text-muted: #64748B;
            --border-glow: rgba(255, 255, 255, 0.08);
        }

        body {
            background-color: var(--bg-main);
            color: var(--text-secondary);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            overflow-x: hidden;
        }

        .brand-gradient-text {
            background: linear-gradient(135deg, #FFFFFF 0%, #E2E8F0 50%, #FF007F 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .brand-gradient-bg {
            background: linear-gradient(135deg, var(--brand-purple) 0%, var(--brand-pink) 100%);
        }

        .brand-card {
            background: rgba(20, 25, 35, 0.85);
            backdrop-filter: blur(12px);
            border: 1px solid var(--border-glow);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .brand-card:hover {
            border-color: rgba(255, 0, 127, 0.4);
            box-shadow: 0 20px 40px -15px rgba(138, 43, 226, 0.3);
            transform: translateY(-4px);
        }

        .poster-card {
            position: relative;
            overflow: hidden;
            aspect-ratio: 2 / 3;
            border-radius: 1rem;
        }

        .poster-card img {
            transition: transform 0.5s ease;
        }

        .poster-card:hover img {
            transform: scale(1.08);
        }

        .badge-pill {
            display: inline-flex;
            align-items: center;
            padding: 0.25rem 0.75rem;
            border-radius: 9999px;
            font-size: 0.75rem;
            font-weight: 600;
        }

        .tab-btn.active {
            background: linear-gradient(135deg, var(--brand-purple), var(--brand-pink));
            color: #FFFFFF;
            border-color: transparent;
        }

        /* 隐藏原生折叠三角 */
        details summary::-webkit-details-marker {
            display: none;
        }
        details summary {
            list-style: none;
        }
        details[open] .faq-icon {
            transform: rotate(180deg);
        }

/* roulang page: category2 */
:root {
      --bg-main: #0B0E14;
      --bg-card: #141923;
      --bg-elevated: #1C2331;
      --brand-purple: #8A2BE2;
      --brand-pink: #FF007F;
      --accent-gold: #FFB800;
      --accent-cyan: #00F0FF;
      --text-primary: #FFFFFF;
      --text-secondary: #94A3B8;
      --text-muted: #64748B;
      --border-glow: rgba(255, 255, 255, 0.08);
    }
    body {
      background-color: var(--bg-main);
      color: var(--text-secondary);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      overflow-x: hidden;
    }
    .brand-gradient-text {
      background: linear-gradient(135deg, #FFFFFF 0%, #E2E8F0 50%, #FF007F 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .brand-gradient-bg {
      background: linear-gradient(135deg, var(--brand-purple) 0%, var(--brand-pink) 100%);
    }
    .brand-card {
      background: rgba(20, 25, 35, 0.85);
      backdrop-filter: blur(12px);
      border: 1px solid var(--border-glow);
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .brand-card:hover {
      border-color: rgba(255, 0, 127, 0.4);
      box-shadow: 0 20px 40px -15px rgba(138, 43, 226, 0.3);
      transform: translateY(-4px);
    }
    .poster-card {
      position: relative;
      overflow: hidden;
      aspect-ratio: 2 / 3;
      border-radius: 1rem;
    }
    .poster-card img {
      transition: transform 0.5s ease;
    }
    .poster-card:hover img {
      transform: scale(1.08);
    }
    .badge-pill {
      display: inline-flex;
      align-items: center;
      padding: 0.25rem 0.75rem;
      border-radius: 9999px;
      font-size: 0.75rem;
      font-weight: 600;
    }
    .filter-chip {
      padding: 0.35rem 0.85rem;
      border-radius: 9999px;
      font-size: 0.8rem;
      color: var(--text-secondary);
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.08);
      transition: all 0.2s ease;
      cursor: pointer;
      white-space: nowrap;
    }
    .filter-chip:hover {
      color: #FFFFFF;
      border-color: rgba(255, 0, 127, 0.4);
    }
    .filter-chip.active {
      background: linear-gradient(135deg, var(--brand-purple), var(--brand-pink));
      color: #FFFFFF;
      border-color: transparent;
      box-shadow: 0 4px 12px rgba(255, 0, 127, 0.3);
    }
    .horizontal-scroll {
      display: flex;
      gap: 1.25rem;
      overflow-x: auto;
      scroll-snap-type: x mandatory;
      scrollbar-width: thin;
      scrollbar-color: rgba(255, 255, 255, 0.15) transparent;
      padding-bottom: 0.75rem;
    }
    .horizontal-scroll::-webkit-scrollbar {
      height: 6px;
    }
    .horizontal-scroll::-webkit-scrollbar-thumb {
      background: rgba(255, 255, 255, 0.15);
      border-radius: 9999px;
    }
    details[open] .faq-icon {
      transform: rotate(180deg);
    }

/* roulang page: category1 */
:root {
        --bg-main: #0B0E14;
        --bg-card: #141923;
        --bg-elevated: #1C2331;
        --brand-purple: #8A2BE2;
        --brand-pink: #FF007F;
        --accent-gold: #FFB800;
        --accent-cyan: #00F0FF;
        --text-primary: #FFFFFF;
        --text-secondary: #94A3B8;
        --text-muted: #64748B;
        --border-glow: rgba(255, 255, 255, 0.08);
    }
    body {
        background-color: var(--bg-main);
        color: var(--text-secondary);
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        overflow-x: hidden;
    }
    .brand-gradient-text {
        background: linear-gradient(135deg, #FFFFFF 0%, #E2E8F0 50%, #FF007F 100%);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
    }
    .brand-gradient-bg {
        background: linear-gradient(135deg, var(--brand-purple) 0%, var(--brand-pink) 100%);
    }
    .brand-card {
        background: rgba(20, 25, 35, 0.85);
        backdrop-filter: blur(12px);
        border: 1px solid var(--border-glow);
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .brand-card:hover {
        border-color: rgba(255, 0, 127, 0.4);
        box-shadow: 0 20px 40px -15px rgba(138, 43, 226, 0.3);
        transform: translateY(-4px);
    }
    .poster-card {
        position: relative;
        overflow: hidden;
        aspect-ratio: 2 / 3;
        border-radius: 1rem;
    }
    .poster-card img {
        transition: transform 0.5s ease;
    }
    .poster-card:hover img {
        transform: scale(1.08);
    }
    .badge-pill {
        display: inline-flex;
        align-items: center;
        padding: 0.25rem 0.75rem;
        border-radius: 9999px;
        font-size: 0.75rem;
        font-weight: 600;
    }
    .filter-btn {
        transition: all 0.2s ease;
    }
    .filter-btn.active {
        background: linear-gradient(135deg, var(--brand-purple), var(--brand-pink));
        color: #FFFFFF;
        border-color: transparent;
        box-shadow: 0 4px 12px rgba(255, 0, 127, 0.3);
    }
    details[open] .faq-icon {
        transform: rotate(180deg);
    }
    /* 自定义横向滚动条 */
    .custom-scroll::-webkit-scrollbar {
        height: 6px;
    }
    .custom-scroll::-webkit-scrollbar-track {
        background: rgba(20, 25, 35, 0.5);
        border-radius: 9999px;
    }
    .custom-scroll::-webkit-scrollbar-thumb {
        background: rgba(255, 0, 127, 0.3);
        border-radius: 9999px;
    }
    .custom-scroll::-webkit-scrollbar-thumb:hover {
        background: rgba(255, 0, 127, 0.6);
    }

/* roulang page: category3 */
:root {
      --bg-main: #0B0E14;
      --bg-card: #141923;
      --bg-elevated: #1C2331;
      --brand-purple: #8A2BE2;
      --brand-pink: #FF007F;
      --accent-gold: #FFB800;
      --accent-cyan: #00F0FF;
      --text-primary: #FFFFFF;
      --text-secondary: #94A3B8;
      --text-muted: #64748B;
      --border-glow: rgba(255, 255, 255, 0.08);
    }
    body {
      background-color: var(--bg-main);
      color: var(--text-secondary);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      overflow-x: hidden;
    }
    .brand-gradient-text {
      background: linear-gradient(135deg, #FFFFFF 0%, #E2E8F0 50%, #FF007F 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .brand-gradient-bg {
      background: linear-gradient(135deg, var(--brand-purple) 0%, var(--brand-pink) 100%);
    }
    .brand-card {
      background: rgba(20, 25, 35, 0.85);
      backdrop-filter: blur(12px);
      border: 1px solid var(--border-glow);
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .brand-card:hover {
      border-color: rgba(255, 0, 127, 0.4);
      box-shadow: 0 20px 40px -15px rgba(138, 43, 226, 0.3);
      transform: translateY(-4px);
    }
    .poster-card {
      position: relative;
      overflow: hidden;
      aspect-ratio: 2 / 3;
      border-radius: 1rem;
    }
    .poster-card img {
      transition: transform 0.5s ease;
    }
    .poster-card:hover img {
      transform: scale(1.08);
    }
    .badge-pill {
      display: inline-flex;
      align-items: center;
      padding: 0.25rem 0.75rem;
      border-radius: 9999px;
      font-size: 0.75rem;
      font-weight: 600;
    }
    .filter-tag {
      transition: all 0.2s ease;
      cursor: pointer;
    }
    .filter-tag.active {
      background: linear-gradient(135deg, var(--brand-purple), var(--brand-pink));
      color: #FFFFFF;
      box-shadow: 0 4px 12px rgba(255, 0, 127, 0.3);
    }
    .scrollbar-hide::-webkit-scrollbar {
      display: none;
    }
    .scrollbar-hide {
      -ms-overflow-style: none;
      scrollbar-width: none;
    }
    details summary::-webkit-details-marker {
      display: none;
    }
    details[open] .faq-icon {
      transform: rotate(180deg);
    }