/* roulang page: index */
:root {
            --sm-primary: #F5C518;
            --sm-primary-hover: #e0b315;
            --sm-accent-red: #E50914;
            --sm-accent-teal: #00DF9A;
            --sm-bg-main: #0B0D14;
            --sm-bg-sec: #131722;
            --sm-bg-card: #1B2030;
            --sm-bg-card-hover: #22293d;
            --sm-text: #FFFFFF;
            --sm-text-muted: #94A3B8;
            --sm-border: rgba(255, 255, 255, 0.08);
            --sm-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
            --sm-radius: 12px;
        }
        * { box-sizing: border-box; }
        body {
            background-color: var(--sm-bg-main);
            color: var(--sm-text);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a { text-decoration: none; color: inherit; transition: all 0.25s ease; }
        img { max-width: 100%; height: auto; object-fit: cover; }
        
        /* 导航系统 */
        .sm-navbar {
            background: rgba(11, 13, 20, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--sm-border);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .navbar-brand {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--sm-text);
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.5px;
        }
        .brand-icon {
            display: inline-flex;
            width: 32px;
            height: 32px;
            background: var(--sm-primary);
            color: #000;
            border-radius: 8px;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 1rem;
        }
        .nav-link {
            color: var(--sm-text-muted) !important;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 0.5rem 1rem !important;
            transition: color 0.2s ease;
        }
        .nav-link:hover, .nav-link.active {
            color: var(--sm-primary) !important;
        }
        
        /* 按钮系统 */
        .btn-sm-primary {
            background-color: var(--sm-primary);
            color: #000;
            font-weight: 700;
            border-radius: 8px;
            padding: 0.55rem 1.35rem;
            border: none;
            transition: all 0.25s ease;
        }
        .btn-sm-primary:hover {
            background-color: var(--sm-primary-hover);
            color: #000;
            transform: translateY(-2px);
            box-shadow: 0 4px 15px rgba(245, 197, 24, 0.35);
        }
        .btn-sm-outline {
            background-color: transparent;
            color: var(--sm-text);
            border: 1px solid rgba(255, 255, 255, 0.25);
            font-weight: 600;
            border-radius: 8px;
            padding: 0.55rem 1.35rem;
            transition: all 0.25s ease;
        }
        .btn-sm-outline:hover {
            border-color: var(--sm-primary);
            color: var(--sm-primary);
            background: rgba(245, 197, 24, 0.05);
        }
        
        /* 布局区块公共样式 */
        .sm-section {
            padding: 5rem 0;
            border-bottom: 1px solid var(--sm-border);
            position: relative;
        }
        .sm-section-alt {
            background-color: var(--sm-bg-sec);
        }
        .section-tag {
            display: inline-block;
            color: var(--sm-primary);
            font-size: 0.85rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: 0.75rem;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: var(--sm-text);
        }
        .section-desc {
            color: var(--sm-text-muted);
            font-size: 1rem;
            max-width: 760px;
            margin-bottom: 2.5rem;
        }
        
        /* 卡片系统 */
        .sm-card {
            background-color: var(--sm-bg-card);
            border: 1px solid var(--sm-border);
            border-radius: var(--sm-radius);
            padding: 1.75rem;
            transition: all 0.3s ease;
            height: 100%;
        }
        .sm-card:hover {
            transform: translateY(-4px);
            background-color: var(--sm-bg-card-hover);
            border-color: rgba(245, 197, 24, 0.25);
            box-shadow: var(--sm-shadow), 0 0 15px rgba(245, 197, 24, 0.1);
        }
        .badge-amber {
            background: rgba(245, 197, 24, 0.15);
            color: var(--sm-primary);
            border: 1px solid rgba(245, 197, 24, 0.3);
            border-radius: 6px;
            padding: 0.25rem 0.6rem;
            font-size: 0.75rem;
            font-weight: 600;
        }
        .badge-red {
            background: rgba(229, 9, 20, 0.15);
            color: var(--sm-accent-red);
            border: 1px solid rgba(229, 9, 20, 0.3);
            border-radius: 6px;
            padding: 0.25rem 0.6rem;
            font-size: 0.75rem;
            font-weight: 600;
        }
        .badge-teal {
            background: rgba(0, 223, 154, 0.15);
            color: var(--sm-accent-teal);
            border: 1px solid rgba(0, 223, 154, 0.3);
            border-radius: 6px;
            padding: 0.25rem 0.6rem;
            font-size: 0.75rem;
            font-weight: 600;
        }

        /* Hero 看板 */
        .hero-banner {
            position: relative;
            background: linear-gradient(180deg, rgba(11, 13, 20, 0.75) 0%, rgba(11, 13, 20, 0.98) 100%), url('/assets/images/2116be9b590877a5.jpg') center/cover no-repeat;
            padding: 5.5rem 0 4.5rem;
        }
        .hero-title {
            font-size: 2.75rem;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 1.25rem;
        }
        .hero-subtitle {
            font-size: 1.15rem;
            color: #cbd5e1;
            line-height: 1.8;
            margin-bottom: 2rem;
        }
        .metric-box {
            background: rgba(27, 32, 48, 0.75);
            border: 1px solid var(--sm-border);
            border-radius: 10px;
            padding: 1.25rem;
            text-align: center;
        }
        .metric-val {
            font-size: 2rem;
            font-weight: 800;
            color: var(--sm-primary);
            line-height: 1;
            margin-bottom: 0.5rem;
        }
        .metric-lbl {
            font-size: 0.85rem;
            color: var(--sm-text-muted);
        }

        /* 对比面板 */
        .comp-card-pro {
            background: rgba(245, 197, 24, 0.04);
            border: 1px solid rgba(245, 197, 24, 0.3);
        }
        .comp-card-std {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid var(--sm-border);
        }
        .comp-item {
            display: flex;
            justify-content: space-between;
            padding: 0.85rem 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            font-size: 0.95rem;
        }
        .comp-item:last-child { border-bottom: none; }

        /* 时间线 */
        .timeline-item {
            position: relative;
            padding-left: 2rem;
            margin-bottom: 2rem;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: 0;
            top: 6px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--sm-primary);
            box-shadow: 0 0 10px var(--sm-primary);
        }
        .timeline-item::after {
            content: '';
            position: absolute;
            left: 5px;
            top: 22px;
            bottom: -22px;
            width: 2px;
            background: rgba(255, 255, 255, 0.1);
        }
        .timeline-item:last-child::after { display: none; }

        /* 手风琴 FAQ */
        .accordion-item {
            background-color: var(--sm-bg-card);
            border: 1px solid var(--sm-border);
            border-radius: 8px !important;
            margin-bottom: 0.85rem;
            overflow: hidden;
        }
        .accordion-button {
            background-color: var(--sm-bg-card);
            color: var(--sm-text);
            font-weight: 600;
            padding: 1.2rem;
        }
        .accordion-button:not(.collapsed) {
            background-color: var(--sm-bg-card-hover);
            color: var(--sm-primary);
            box-shadow: none;
        }
        .accordion-button::after {
            filter: invert(1);
        }
        .accordion-body {
            background-color: var(--sm-bg-card-hover);
            color: #cbd5e1;
            font-size: 0.95rem;
            line-height: 1.7;
            padding: 1.2rem;
        }

        /* 步骤流卡片 */
        .step-circle {
            width: 42px;
            height: 42px;
            background: rgba(245, 197, 24, 0.15);
            color: var(--sm-primary);
            border: 1px solid rgba(245, 197, 24, 0.4);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 1rem;
        }

        /* 表单控件 */
        .form-control-sm-custom {
            background-color: #0f121a;
            border: 1px solid var(--sm-border);
            color: #fff;
            border-radius: 8px;
            padding: 0.75rem 1rem;
        }
        .form-control-sm-custom:focus {
            background-color: #0f121a;
            border-color: var(--sm-primary);
            color: #fff;
            box-shadow: 0 0 0 0.25rem rgba(245, 197, 24, 0.15);
        }

        /* 页脚 */
        .sm-footer {
            background-color: #07080d;
            border-top: 1px solid var(--sm-border);
            padding: 4rem 0 2rem;
            color: var(--sm-text-muted);
            font-size: 0.9rem;
        }
        .footer-title {
            color: var(--sm-text);
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 1.25rem;
        }

        @media (max-width: 991px) {
            .hero-title { font-size: 2.15rem; }
            .section-title { font-size: 1.65rem; }
        }
        @media (max-width: 767px) {
            .sm-section { padding: 3.5rem 0; }
            .hero-title { font-size: 1.85rem; }
        }

/* roulang page: category2 */
:root {
        --sm-primary: #F5C518;
        --sm-primary-hover: #e0b315;
        --sm-accent-red: #E50914;
        --sm-accent-teal: #00DF9A;
        --sm-bg-main: #0B0D14;
        --sm-bg-sec: #131722;
        --sm-bg-card: #1B2030;
        --sm-bg-card-hover: #22293d;
        --sm-text: #FFFFFF;
        --sm-text-muted: #94A3B8;
        --sm-border: rgba(255, 255, 255, 0.08);
        --sm-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
        --sm-radius: 12px;
    }
    body {
        background-color: var(--sm-bg-main);
        color: var(--sm-text);
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        line-height: 1.7;
        overflow-x: hidden;
    }
    a { text-decoration: none; color: inherit; transition: all 0.25s ease; }
    img { max-width: 100%; height: auto; object-fit: cover; }
    
    /* 导航系统 */
    .sm-navbar {
        background: rgba(11, 13, 20, 0.95);
        backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--sm-border);
        padding: 1rem 0;
        position: sticky;
        top: 0;
        z-index: 1000;
    }
    .navbar-brand {
        font-size: 1.5rem;
        font-weight: 800;
        color: var(--sm-text);
        display: flex;
        align-items: center;
        gap: 8px;
        letter-spacing: 0.5px;
    }
    .brand-icon {
        display: inline-flex;
        width: 32px;
        height: 32px;
        background: var(--sm-primary);
        color: #000;
        border-radius: 8px;
        align-items: center;
        justify-content: center;
        font-weight: 900;
        font-size: 1rem;
    }
    .nav-link {
        color: var(--sm-text-muted) !important;
        font-size: 0.95rem;
        font-weight: 500;
        padding: 0.5rem 1rem !important;
        transition: color 0.2s ease;
    }
    .nav-link:hover, .nav-link.active {
        color: var(--sm-primary) !important;
    }

    /* 按钮系统 */
    .btn-sm-primary {
        background-color: var(--sm-primary);
        color: #000;
        font-weight: 700;
        border-radius: 8px;
        padding: 0.55rem 1.35rem;
        border: none;
        transition: all 0.25s ease;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 6px;
    }
    .btn-sm-primary:hover {
        background-color: var(--sm-primary-hover);
        color: #000;
        transform: translateY(-2px);
        box-shadow: 0 4px 15px rgba(245, 197, 24, 0.35);
    }
    .btn-sm-outline {
        background-color: transparent;
        color: var(--sm-text);
        border: 1px solid rgba(255, 255, 255, 0.25);
        font-weight: 600;
        border-radius: 8px;
        padding: 0.55rem 1.35rem;
        transition: all 0.25s ease;
    }
    .btn-sm-outline:hover {
        border-color: var(--sm-primary);
        color: var(--sm-primary);
        background: rgba(245, 197, 24, 0.05);
    }

    /* 布局区块 */
    .sm-section {
        padding: 4.5rem 0;
        border-bottom: 1px solid var(--sm-border);
        position: relative;
    }
    .sm-section-alt {
        background-color: var(--sm-bg-sec);
    }
    .section-tag {
        display: inline-block;
        color: var(--sm-primary);
        font-size: 0.85rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 1.5px;
        margin-bottom: 0.5rem;
    }
    .section-title {
        font-size: 1.85rem;
        font-weight: 700;
        margin-bottom: 0.75rem;
        color: var(--sm-text);
    }
    .section-desc {
        color: var(--sm-text-muted);
        font-size: 0.95rem;
        max-width: 760px;
        margin-bottom: 2rem;
    }

    /* 徽章 */
    .badge-amber {
        background: rgba(245, 197, 24, 0.15);
        color: var(--sm-primary);
        border: 1px solid rgba(245, 197, 24, 0.3);
        border-radius: 6px;
        padding: 0.25rem 0.6rem;
        font-size: 0.75rem;
        font-weight: 600;
    }
    .badge-red {
        background: rgba(229, 9, 20, 0.15);
        color: var(--sm-accent-red);
        border: 1px solid rgba(229, 9, 20, 0.3);
        border-radius: 6px;
        padding: 0.25rem 0.6rem;
        font-size: 0.75rem;
        font-weight: 600;
    }
    .badge-teal {
        background: rgba(0, 223, 154, 0.15);
        color: var(--sm-accent-teal);
        border: 1px solid rgba(0, 223, 154, 0.3);
        border-radius: 6px;
        padding: 0.25rem 0.6rem;
        font-size: 0.75rem;
        font-weight: 600;
    }

    /* 分类头部 */
    .cat-header-wrap {
        padding: 3rem 0 2rem;
        background: linear-gradient(180deg, rgba(19, 23, 34, 0.9) 0%, rgba(11, 13, 20, 1) 100%);
        border-bottom: 1px solid var(--sm-border);
    }
    .breadcrumb-item a {
        color: var(--sm-text-muted);
    }
    .breadcrumb-item a:hover {
        color: var(--sm-primary);
    }
    .breadcrumb-item.active {
        color: var(--sm-text);
        font-weight: 600;
    }
    .breadcrumb-item + .breadcrumb-item::before {
        color: rgba(255, 255, 255, 0.3);
    }
    .cat-meta-chip {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: rgba(255, 255, 255, 0.04);
        border: 1px solid var(--sm-border);
        padding: 0.35rem 0.85rem;
        border-radius: 20px;
        font-size: 0.85rem;
        color: var(--sm-text-muted);
    }
    .cat-meta-chip strong {
        color: #fff;
    }

    /* 多维筛选器 */
    .filter-card {
        background-color: var(--sm-bg-sec);
        border: 1px solid var(--sm-border);
        border-radius: var(--sm-radius);
        padding: 1.5rem;
    }
    .filter-group {
        display: flex;
        align-items: flex-start;
        padding: 0.55rem 0;
        border-bottom: 1px dashed rgba(255, 255, 255, 0.06);
    }
    .filter-group:last-child {
        border-bottom: none;
        padding-bottom: 0;
    }
    .filter-label {
        width: 75px;
        flex-shrink: 0;
        color: var(--sm-text-muted);
        font-size: 0.88rem;
        padding-top: 0.35rem;
    }
    .filter-options {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    .filter-pill {
        display: inline-block;
        padding: 0.3rem 0.85rem;
        border-radius: 6px;
        font-size: 0.85rem;
        color: #cbd5e1;
        background: transparent;
        border: 1px solid transparent;
        transition: all 0.2s ease;
    }
    .filter-pill:hover {
        background: rgba(255, 255, 255, 0.05);
        color: var(--sm-primary);
    }
    .filter-pill.active {
        background: var(--sm-primary);
        color: #000;
        font-weight: 700;
    }

    /* 海报网格系统 */
    .poster-grid {
        display: grid;
        grid-template-columns: repeat(5, 1fr);
        gap: 1.5rem;
    }
    @media (max-width: 1200px) {
        .poster-grid { grid-template-columns: repeat(4, 1fr); }
    }
    @media (max-width: 992px) {
        .poster-grid { grid-template-columns: repeat(3, 1fr); }
    }
    @media (max-width: 576px) {
        .poster-grid { grid-template-columns: repeat(2, 1fr); gap: 0.85rem; }
    }

    .poster-card {
        background-color: var(--sm-bg-card);
        border: 1px solid var(--sm-border);
        border-radius: var(--sm-radius);
        overflow: hidden;
        transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
        display: flex;
        flex-direction: column;
        position: relative;
    }
    .poster-card:hover {
        transform: translateY(-6px);
        border-color: rgba(245, 197, 24, 0.4);
        box-shadow: 0 16px 36px rgba(0, 0, 0, 0.6), 0 0 18px rgba(245, 197, 24, 0.2);
    }
    .poster-thumb {
        position: relative;
        width: 100%;
        aspect-ratio: 2 / 3;
        overflow: hidden;
        background-color: #1a1e2b;
    }
    .poster-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.5s ease;
    }
    .poster-card:hover .poster-thumb img {
        transform: scale(1.06);
    }
    .poster-badge-top {
        position: absolute;
        top: 8px;
        left: 8px;
        z-index: 2;
    }
    .poster-score-top {
        position: absolute;
        top: 8px;
        right: 8px;
        background: rgba(0, 0, 0, 0.75);
        color: var(--sm-primary);
        font-weight: 800;
        font-size: 0.85rem;
        padding: 0.15rem 0.45rem;
        border-radius: 4px;
        backdrop-filter: blur(4px);
        border: 1px solid rgba(245, 197, 24, 0.3);
    }
    .poster-status-bar {
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        padding: 1.25rem 0.75rem 0.5rem;
        background: linear-gradient(180deg, transparent 0%, rgba(11, 13, 20, 0.95) 100%);
        font-size: 0.78rem;
        color: #94A3B8;
    }
    .poster-info {
        padding: 0.85rem;
        display: flex;
        flex-direction: column;
        flex-grow: 1;
    }
    .poster-name {
        font-size: 0.98rem;
        font-weight: 700;
        color: #fff;
        margin-bottom: 0.35rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .poster-tags {
        font-size: 0.78rem;
        color: var(--sm-text-muted);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    /* 专题集锦卡片 */
    .curated-capsule {
        background-color: var(--sm-bg-card);
        border: 1px solid var(--sm-border);
        border-radius: var(--sm-radius);
        padding: 1.5rem;
        position: relative;
        overflow: hidden;
        transition: all 0.3s ease;
    }
    .curated-capsule:hover {
        transform: translateY(-4px);
        border-color: rgba(245, 197, 24, 0.3);
        background-color: var(--sm-bg-card-hover);
        box-shadow: var(--sm-shadow);
    }
    .curated-capsule::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        width: 4px;
        height: 100%;
        background: var(--sm-primary);
    }

    /* 播放调优指南卡片 */
    .tuning-card {
        background: var(--sm-bg-card);
        border: 1px solid var(--sm-border);
        border-radius: var(--sm-radius);
        padding: 1.75rem;
        height: 100%;
    }
    .tuning-item {
        display: flex;
        align-items: flex-start;
        gap: 12px;
        margin-bottom: 1.25rem;
    }
    .tuning-item:last-child {
        margin-bottom: 0;
    }
    .tuning-icon {
        width: 32px;
        height: 32px;
        border-radius: 8px;
        background: rgba(245, 197, 24, 0.1);
        border: 1px solid rgba(245, 197, 24, 0.25);
        color: var(--sm-primary);
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: bold;
        flex-shrink: 0;
    }

    /* 手风琴系统 */
    .accordion-item {
        background-color: var(--sm-bg-card);
        border: 1px solid var(--sm-border);
        border-radius: var(--sm-radius) !important;
        margin-bottom: 1rem;
        overflow: hidden;
    }
    .accordion-button {
        background-color: var(--sm-bg-card);
        color: var(--sm-text);
        font-weight: 600;
        padding: 1.25rem 1.5rem;
        box-shadow: none !important;
    }
    .accordion-button:not(.collapsed) {
        background-color: var(--sm-bg-card-hover);
        color: var(--sm-primary);
    }
    .accordion-button::after {
        filter: invert(1);
    }
    .accordion-body {
        background-color: var(--sm-bg-card);
        color: var(--sm-text-muted);
        padding: 1.25rem 1.5rem;
        line-height: 1.8;
        border-top: 1px solid var(--sm-border);
    }

    /* 底部通用组件 */
    .sm-footer {
        background-color: #07090e;
        border-top: 1px solid var(--sm-border);
        padding: 4.5rem 0 2.5rem;
    }
    .footer-logo {
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .footer-logo-box {
        display: inline-flex;
        background: var(--sm-primary);
        color: #000;
        font-weight: 800;
        padding: 2px 8px;
        border-radius: 4px;
        font-size: 0.9rem;
    }
    .footer-col-title {
        color: #fff;
        font-weight: 700;
        margin-bottom: 1.25rem;
        font-size: 1rem;
    }
    .footer-link {
        color: var(--sm-text-muted);
        font-size: 0.9rem;
    }
    .footer-link:hover {
        color: var(--sm-primary);
    }

/* roulang page: category1 */
:root {
      --sm-primary: #F5C518;
      --sm-primary-hover: #e0b315;
      --sm-accent-red: #E50914;
      --sm-accent-teal: #00DF9A;
      --sm-bg-main: #0B0D14;
      --sm-bg-sec: #131722;
      --sm-bg-card: #1B2030;
      --sm-bg-card-hover: #22293d;
      --sm-text: #FFFFFF;
      --sm-text-muted: #94A3B8;
      --sm-border: rgba(255, 255, 255, 0.08);
      --sm-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
      --sm-radius: 12px;
    }
    body {
      background-color: var(--sm-bg-main);
      color: var(--sm-text);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.7;
      overflow-x: hidden;
    }
    a { text-decoration: none; color: inherit; transition: all 0.25s ease; }
    img { max-width: 100%; height: auto; object-fit: cover; }
    
    /* 导航系统 */
    .sm-navbar {
      background: rgba(11, 13, 20, 0.95);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--sm-border);
      padding: 1rem 0;
      position: sticky;
      top: 0;
      z-index: 1000;
    }
    .navbar-brand {
      font-size: 1.5rem;
      font-weight: 800;
      color: var(--sm-text);
      display: flex;
      align-items: center;
      gap: 8px;
      letter-spacing: 0.5px;
    }
    .brand-icon {
      display: inline-flex;
      width: 32px;
      height: 32px;
      background: var(--sm-primary);
      color: #000;
      border-radius: 8px;
      align-items: center;
      justify-content: center;
      font-weight: 900;
      font-size: 1rem;
    }
    .nav-link {
      color: var(--sm-text-muted) !important;
      font-size: 0.95rem;
      font-weight: 500;
      padding: 0.5rem 1rem !important;
      transition: color 0.2s ease;
    }
    .nav-link:hover, .nav-link.active {
      color: var(--sm-primary) !important;
    }
    
    /* 按钮体系 */
    .btn-sm-primary {
      background-color: var(--sm-primary);
      color: #000;
      font-weight: 700;
      border-radius: 8px;
      padding: 0.55rem 1.35rem;
      border: none;
      transition: all 0.25s ease;
      display: inline-flex;
      align-items: center;
      justify-content: center;
    }
    .btn-sm-primary:hover {
      background-color: var(--sm-primary-hover);
      color: #000;
      transform: translateY(-2px);
      box-shadow: 0 4px 15px rgba(245, 197, 24, 0.35);
    }
    .btn-sm-outline {
      background-color: transparent;
      color: var(--sm-text);
      border: 1px solid rgba(255, 255, 255, 0.25);
      font-weight: 600;
      border-radius: 8px;
      padding: 0.55rem 1.35rem;
      transition: all 0.25s ease;
    }
    .btn-sm-outline:hover {
      border-color: var(--sm-primary);
      color: var(--sm-primary);
      background: rgba(245, 197, 24, 0.05);
    }

    /* 布局板块 */
    .sm-section {
      padding: 4.5rem 0;
      border-bottom: 1px solid var(--sm-border);
      position: relative;
    }
    .sm-section-alt {
      background-color: var(--sm-bg-sec);
    }
    .section-tag {
      display: inline-block;
      color: var(--sm-primary);
      font-size: 0.85rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1.5px;
      margin-bottom: 0.75rem;
    }
    .section-title {
      font-size: 1.85rem;
      font-weight: 700;
      margin-bottom: 0.75rem;
      color: var(--sm-text);
    }
    .section-desc {
      color: var(--sm-text-muted);
      font-size: 0.95rem;
      max-width: 760px;
    }

    /* 分类页头部样式 */
    .cat-header {
      background: linear-gradient(180deg, #131722 0%, #0B0D14 100%);
      padding: 2.5rem 0 2rem;
      border-bottom: 1px solid var(--sm-border);
    }
    .breadcrumb-item a {
      color: var(--sm-text-muted);
    }
    .breadcrumb-item a:hover {
      color: var(--sm-primary);
    }
    .breadcrumb-item.active {
      color: var(--sm-text);
    }
    .breadcrumb-item + .breadcrumb-item::before {
      color: rgba(255, 255, 255, 0.3);
    }

    /* 多维筛选栏 */
    .filter-panel {
      background-color: var(--sm-bg-card);
      border: 1px solid var(--sm-border);
      border-radius: var(--sm-radius);
      padding: 1.5rem;
    }
    .filter-group {
      display: flex;
      align-items: flex-start;
      margin-bottom: 0.85rem;
      font-size: 0.9rem;
    }
    .filter-group:last-child {
      margin-bottom: 0;
    }
    .filter-label {
      color: var(--sm-text-muted);
      min-width: 68px;
      padding-top: 0.25rem;
      font-weight: 600;
    }
    .filter-items {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
      flex: 1;
    }
    .filter-btn {
      padding: 0.25rem 0.75rem;
      border-radius: 6px;
      color: #cbd5e1;
      font-size: 0.85rem;
      background: transparent;
      border: 1px solid transparent;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .filter-btn:hover {
      color: var(--sm-primary);
      background: rgba(245, 197, 24, 0.08);
    }
    .filter-btn.active {
      background-color: var(--sm-primary);
      color: #000;
      font-weight: 700;
    }

    /* 海报卡片列表 (2:3 宽高比) */
    .poster-grid {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 1.5rem;
    }
    .poster-card {
      background-color: var(--sm-bg-card);
      border-radius: var(--sm-radius);
      overflow: hidden;
      border: 1px solid var(--sm-border);
      transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
      position: relative;
      display: flex;
      flex-direction: column;
    }
    .poster-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--sm-shadow), 0 0 20px rgba(245, 197, 24, 0.2);
      border-color: rgba(245, 197, 24, 0.4);
    }
    .poster-thumb-wrap {
      position: relative;
      width: 100%;
      padding-top: 140%; /* 约2:3比例 */
      background: #1e2436;
      overflow: hidden;
    }
    .poster-img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .poster-card:hover .poster-img {
      transform: scale(1.05);
    }
    .poster-badge {
      position: absolute;
      top: 10px;
      right: 10px;
      z-index: 2;
    }
    .poster-score {
      position: absolute;
      bottom: 8px;
      right: 10px;
      background: rgba(0, 0, 0, 0.75);
      backdrop-filter: blur(4px);
      color: var(--sm-primary);
      font-weight: 800;
      font-size: 0.85rem;
      padding: 0.15rem 0.5rem;
      border-radius: 4px;
      border: 1px solid rgba(245, 197, 24, 0.3);
    }
    .poster-body {
      padding: 1rem 0.9rem;
      flex: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .poster-title {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--sm-text);
      margin-bottom: 0.4rem;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .poster-meta {
      font-size: 0.78rem;
      color: var(--sm-text-muted);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    /* 胶囊专题卡片 */
    .capsule-card {
      background-color: var(--sm-bg-card);
      border: 1px solid var(--sm-border);
      border-radius: var(--sm-radius);
      padding: 1.5rem;
      transition: all 0.3s ease;
      display: flex;
      gap: 1.25rem;
      align-items: center;
      height: 100%;
    }
    .capsule-card:hover {
      transform: translateY(-4px);
      border-color: rgba(245, 197, 24, 0.3);
      background-color: var(--sm-bg-card-hover);
      box-shadow: var(--sm-shadow);
    }
    .capsule-cover {
      width: 90px;
      height: 90px;
      flex-shrink: 0;
      border-radius: 8px;
      overflow: hidden;
      border: 1px solid var(--sm-border);
    }
    .capsule-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    /* 对比看板与建议卡 */
    .sm-card {
      background-color: var(--sm-bg-card);
      border: 1px solid var(--sm-border);
      border-radius: var(--sm-radius);
      padding: 1.75rem;
      transition: all 0.3s ease;
      height: 100%;
    }
    .sm-card:hover {
      transform: translateY(-4px);
      border-color: rgba(245, 197, 24, 0.25);
      box-shadow: var(--sm-shadow);
    }
    .spec-item {
      display: flex;
      justify-content: space-between;
      padding: 0.85rem 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      font-size: 0.9rem;
    }
    .spec-item:last-child {
      border-bottom: none;
    }

    /* 徽章系统 */
    .badge-amber {
      background: rgba(245, 197, 24, 0.15);
      color: var(--sm-primary);
      border: 1px solid rgba(245, 197, 24, 0.3);
      border-radius: 6px;
      padding: 0.25rem 0.6rem;
      font-size: 0.75rem;
      font-weight: 600;
    }
    .badge-red {
      background: rgba(229, 9, 20, 0.15);
      color: var(--sm-accent-red);
      border: 1px solid rgba(229, 9, 20, 0.3);
      border-radius: 6px;
      padding: 0.25rem 0.6rem;
      font-size: 0.75rem;
      font-weight: 600;
    }
    .badge-teal {
      background: rgba(0, 223, 154, 0.15);
      color: var(--sm-accent-teal);
      border: 1px solid rgba(0, 223, 154, 0.3);
      border-radius: 6px;
      padding: 0.25rem 0.6rem;
      font-size: 0.75rem;
      font-weight: 600;
    }

    /* FAQ 手风琴深度覆盖 */
    .accordion-item {
      background-color: var(--sm-bg-card);
      border: 1px solid var(--sm-border);
      border-radius: 10px !important;
      margin-bottom: 1rem;
      overflow: hidden;
    }
    .accordion-button {
      background-color: var(--sm-bg-card);
      color: var(--sm-text);
      font-weight: 600;
      font-size: 1rem;
      padding: 1.25rem 1.5rem;
      box-shadow: none !important;
    }
    .accordion-button:not(.collapsed) {
      color: var(--sm-primary);
      background-color: rgba(245, 197, 24, 0.05);
    }
    .accordion-button::after {
      filter: invert(1);
    }
    .accordion-body {
      color: var(--sm-text-muted);
      font-size: 0.95rem;
      line-height: 1.8;
      padding: 1.25rem 1.5rem;
      background-color: rgba(0, 0, 0, 0.2);
    }

    /* 合规通栏卡 */
    .compliance-banner {
      background: linear-gradient(90deg, rgba(27, 32, 48, 0.8) 0%, rgba(19, 23, 34, 0.95) 100%);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--sm-radius);
      padding: 2.25rem;
    }

    /* 页脚系统 */
    .sm-footer {
      background-color: #07090E;
      border-top: 1px solid var(--sm-border);
      padding: 4.5rem 0 2.5rem;
    }
    .footer-logo {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .footer-logo-box {
      display: inline-block;
      background-color: var(--sm-primary);
      color: #000;
      font-weight: 900;
      font-size: 0.9rem;
      padding: 2px 8px;
      border-radius: 6px;
    }
    .footer-col-title {
      color: var(--sm-text);
      font-weight: 700;
      font-size: 1rem;
      margin-bottom: 1.25rem;
    }
    .footer-link {
      color: var(--sm-text-muted);
      font-size: 0.9rem;
    }
    .footer-link:hover {
      color: var(--sm-primary);
      padding-left: 4px;
    }

    /* 移动响应式调整 */
    @media (max-width: 1199px) {
      .poster-grid {
        grid-template-columns: repeat(4, 1fr);
      }
    }
    @media (max-width: 991px) {
      .poster-grid {
        grid-template-columns: repeat(3, 1fr);
      }
    }
    @media (max-width: 767px) {
      .poster-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
      }
      .filter-group {
        flex-direction: column;
      }
      .filter-label {
        margin-bottom: 0.25rem;
      }
      .capsule-card {
        flex-direction: column;
        align-items: flex-start;
      }
      .capsule-cover {
        width: 100%;
        height: 140px;
      }
    }

/* roulang page: category3 */
:root {
            --sm-primary: #F5C518;
            --sm-primary-hover: #e0b315;
            --sm-accent-red: #E50914;
            --sm-accent-teal: #00DF9A;
            --sm-bg-main: #0B0D14;
            --sm-bg-sec: #131722;
            --sm-bg-card: #1B2030;
            --sm-bg-card-hover: #22293d;
            --sm-text: #FFFFFF;
            --sm-text-muted: #94A3B8;
            --sm-border: rgba(255, 255, 255, 0.08);
            --sm-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
            --sm-radius: 12px;
        }

        body {
            background-color: var(--sm-bg-main);
            color: var(--sm-text);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            line-height: 1.7;
            overflow-x: hidden;
        }

        a { text-decoration: none; color: inherit; transition: all 0.25s ease; }
        img { max-width: 100%; height: auto; object-fit: cover; }

        /* 导航系统 */
        .sm-navbar {
            background: rgba(11, 13, 20, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--sm-border);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .navbar-brand {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--sm-text);
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.5px;
        }
        .brand-icon {
            display: inline-flex;
            width: 32px;
            height: 32px;
            background: var(--sm-primary);
            color: #000;
            border-radius: 8px;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 1rem;
        }
        .nav-link {
            color: var(--sm-text-muted) !important;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 0.5rem 1rem !important;
            transition: color 0.2s ease;
        }
        .nav-link:hover, .nav-link.active {
            color: var(--sm-primary) !important;
        }

        /* 按钮与徽章 */
        .btn-sm-primary {
            background-color: var(--sm-primary);
            color: #000;
            font-weight: 700;
            border-radius: 8px;
            padding: 0.55rem 1.35rem;
            border: none;
            transition: all 0.25s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }
        .btn-sm-primary:hover {
            background-color: var(--sm-primary-hover);
            color: #000;
            transform: translateY(-2px);
            box-shadow: 0 4px 15px rgba(245, 197, 24, 0.35);
        }
        .btn-sm-outline {
            background-color: transparent;
            color: var(--sm-text);
            border: 1px solid rgba(255, 255, 255, 0.25);
            font-weight: 600;
            border-radius: 8px;
            padding: 0.55rem 1.35rem;
            transition: all 0.25s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }
        .btn-sm-outline:hover {
            border-color: var(--sm-primary);
            color: var(--sm-primary);
            background: rgba(245, 197, 24, 0.05);
        }
        .badge-amber {
            background: rgba(245, 197, 24, 0.15);
            color: var(--sm-primary);
            border: 1px solid rgba(245, 197, 24, 0.3);
            border-radius: 6px;
            padding: 0.25rem 0.6rem;
            font-size: 0.75rem;
            font-weight: 600;
        }
        .badge-red {
            background: rgba(229, 9, 20, 0.15);
            color: var(--sm-accent-red);
            border: 1px solid rgba(229, 9, 20, 0.3);
            border-radius: 6px;
            padding: 0.25rem 0.6rem;
            font-size: 0.75rem;
            font-weight: 600;
        }
        .badge-teal {
            background: rgba(0, 223, 154, 0.15);
            color: var(--sm-accent-teal);
            border: 1px solid rgba(0, 223, 154, 0.3);
            border-radius: 6px;
            padding: 0.25rem 0.6rem;
            font-size: 0.75rem;
            font-weight: 600;
        }

        /* 布局区块 */
        .sm-section {
            padding: 4.5rem 0;
            border-bottom: 1px solid var(--sm-border);
            position: relative;
        }
        .sm-section-alt {
            background-color: var(--sm-bg-sec);
        }
        .section-tag {
            display: inline-block;
            color: var(--sm-primary);
            font-size: 0.85rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: 0.5rem;
        }
        .section-title {
            font-size: 1.85rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: var(--sm-text);
        }
        .section-desc {
            color: var(--sm-text-muted);
            font-size: 0.98rem;
            max-width: 820px;
            margin-bottom: 2rem;
        }

        /* 紧凑分类专属头部 */
        .category-header {
            background: linear-gradient(180deg, rgba(19, 23, 34, 0.95) 0%, rgba(11, 13, 20, 1) 100%), url('/assets/images/e359eeb64fdac744.jpg') center/cover no-repeat;
            padding: 3.5rem 0 2.5rem;
            border-bottom: 1px solid var(--sm-border);
        }
        .breadcrumb-nav {
            font-size: 0.88rem;
            color: var(--sm-text-muted);
            margin-bottom: 1.25rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumb-nav a { color: var(--sm-text-muted); }
        .breadcrumb-nav a:hover { color: var(--sm-primary); }
        .breadcrumb-nav span { color: rgba(255, 255, 255, 0.25); }

        .trust-checklist {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            background: rgba(27, 32, 48, 0.6);
            border: 1px solid rgba(245, 197, 24, 0.2);
            border-radius: var(--sm-radius);
            padding: 1rem 1.5rem;
            margin-top: 2rem;
            align-items: center;
        }
        .checklist-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: #E2E8F0;
        }
        .check-icon {
            color: var(--sm-accent-teal);
            font-weight: 900;
            font-size: 1.1rem;
        }

        /* 筛选控制台 */
        .filter-box {
            background-color: var(--sm-bg-sec);
            border: 1px solid var(--sm-border);
            border-radius: var(--sm-radius);
            padding: 1.75rem;
        }
        .filter-group {
            display: flex;
            align-items: baseline;
            gap: 1.25rem;
            padding: 0.65rem 0;
            border-bottom: 1px dashed rgba(255, 255, 255, 0.06);
        }
        .filter-group:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .filter-title {
            min-width: 75px;
            color: var(--sm-text-muted);
            font-size: 0.88rem;
            font-weight: 600;
        }
        .filter-options {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .filter-btn {
            background: transparent;
            border: 1px solid transparent;
            color: #cbd5e1;
            padding: 0.25rem 0.85rem;
            border-radius: 6px;
            font-size: 0.86rem;
            cursor: pointer;
            transition: all 0.2s ease;
        }
        .filter-btn:hover {
            color: var(--sm-primary);
            background: rgba(255, 255, 255, 0.04);
        }
        .filter-btn.active {
            background: var(--sm-primary);
            color: #000;
            font-weight: 700;
        }

        /* 海报网格与卡片 */
        .poster-card {
            background-color: var(--sm-bg-card);
            border: 1px solid var(--sm-border);
            border-radius: var(--sm-radius);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: all 0.35s cubic-bezier(0.165, 0.84, 0.44, 1);
            position: relative;
            height: 100%;
        }
        .poster-card:hover {
            transform: translateY(-6px);
            border-color: rgba(245, 197, 24, 0.4);
            box-shadow: 0 16px 36px rgba(0, 0, 0, 0.6), 0 0 20px rgba(245, 197, 24, 0.2);
        }
        .poster-thumb-wrap {
            position: relative;
            width: 100%;
            aspect-ratio: 2 / 3;
            overflow: hidden;
            background: #000;
        }
        .poster-thumb-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .poster-card:hover .poster-thumb-wrap img {
            transform: scale(1.08);
        }
        .poster-tag-top {
            position: absolute;
            top: 10px;
            left: 10px;
            z-index: 2;
        }
        .poster-score {
            position: absolute;
            top: 10px;
            right: 10px;
            z-index: 2;
            background: rgba(0, 0, 0, 0.75);
            backdrop-filter: blur(4px);
            color: var(--sm-primary);
            font-size: 0.75rem;
            font-weight: 800;
            padding: 2px 6px;
            border-radius: 4px;
            border: 1px solid rgba(245, 197, 24, 0.4);
        }
        .poster-mask {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(0,0,0,0) 50%, rgba(11, 13, 20, 0.95) 100%);
            z-index: 1;
        }
        .poster-content {
            padding: 1rem;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
            background: var(--sm-bg-card);
        }
        .poster-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--sm-text);
            margin-bottom: 0.35rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .poster-meta {
            font-size: 0.8rem;
            color: var(--sm-text-muted);
            margin-bottom: 0.75rem;
            display: flex;
            justify-content: space-between;
        }
        .poster-btn {
            margin-top: auto;
            font-size: 0.82rem;
            padding: 0.4rem 0.8rem;
            background: rgba(255, 255, 255, 0.05);
            color: var(--sm-text);
            border-radius: 6px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.1);
            font-weight: 600;
        }
        .poster-card:hover .poster-btn {
            background: var(--sm-primary);
            color: #000;
            border-color: var(--sm-primary);
        }

        /* 热门专题集锦 */
        .collection-card {
            background-color: var(--sm-bg-card);
            border: 1px solid var(--sm-border);
            border-radius: var(--sm-radius);
            overflow: hidden;
            display: flex;
            transition: all 0.3s ease;
            height: 100%;
        }
        .collection-card:hover {
            border-color: rgba(245, 197, 24, 0.3);
            transform: translateY(-4px);
            box-shadow: var(--sm-shadow);
        }
        .col-img-box {
            width: 130px;
            flex-shrink: 0;
            position: relative;
        }
        .col-img-box img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .col-text-box {
            padding: 1.25rem;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        /* 观影环境与解码优化 */
        .decode-card {
            background-color: var(--sm-bg-card);
            border: 1px solid var(--sm-border);
            border-radius: var(--sm-radius);
            padding: 2rem;
            height: 100%;
            position: relative;
        }
        .decode-title {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 1.25rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .decode-item {
            display: flex;
            justify-content: space-between;
            padding: 0.75rem 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            font-size: 0.9rem;
        }
        .decode-item:last-child {
            border-bottom: none;
        }

        /* 手风琴问答 */
        .accordion-item {
            background-color: var(--sm-bg-card);
            border: 1px solid var(--sm-border);
            margin-bottom: 1rem;
            border-radius: var(--sm-radius) !important;
            overflow: hidden;
        }
        .accordion-button {
            background-color: var(--sm-bg-card);
            color: var(--sm-text);
            font-weight: 600;
            font-size: 1.05rem;
            padding: 1.25rem 1.5rem;
            box-shadow: none !important;
        }
        .accordion-button:not(.collapsed) {
            background-color: var(--sm-bg-card-hover);
            color: var(--sm-primary);
        }
        .accordion-button::after {
            filter: invert(1) brightness(0.7);
        }
        .accordion-button:not(.collapsed)::after {
            filter: invert(77%) sepia(85%) saturate(880%) hue-rotate(352deg) brightness(101%) contrast(92%);
        }
        .accordion-body {
            background-color: var(--sm-bg-card);
            color: #cbd5e1;
            font-size: 0.95rem;
            line-height: 1.8;
            padding: 1.25rem 1.5rem;
            border-top: 1px solid var(--sm-border);
        }

        /* 倡议与合规横幅 */
        .banner-compliance {
            background: linear-gradient(90deg, rgba(27, 32, 48, 0.9) 0%, rgba(19, 23, 34, 0.9) 100%);
            border: 1px solid rgba(0, 223, 154, 0.25);
            border-radius: var(--sm-radius);
            padding: 2rem 2.5rem;
        }

        /* 页脚系统 */
        .sm-footer {
            background-color: #07090E;
            border-top: 1px solid var(--sm-border);
            padding: 4.5rem 0 2.5rem;
        }
        .footer-logo-box {
            display: inline-flex;
            width: 36px;
            height: 36px;
            background: var(--sm-primary);
            color: #000;
            border-radius: 8px;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 0.95rem;
            margin-right: 8px;
        }
        .footer-col-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--sm-text);
            margin-bottom: 1.25rem;
            position: relative;
        }
        .footer-link {
            color: var(--sm-text-muted);
            font-size: 0.9rem;
            transition: color 0.2s ease;
        }
        .footer-link:hover {
            color: var(--sm-primary);
        }

        @media (max-width: 991px) {
            .section-title { font-size: 1.6rem; }
            .hero-title { font-size: 2.2rem; }
            .filter-group { flex-direction: column; gap: 0.5rem; }
        }
        @media (max-width: 576px) {
            .trust-checklist { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
            .banner-compliance { padding: 1.5rem; }
        }

/* 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}