/* roulang page: index */
/* ===== 设计变量 ===== */
    :root {
        --clr-primary: #0b0e1a;
        --clr-primary-light: #1a1f35;
        --clr-secondary: #d4a84b;
        --clr-secondary-hover: #e8c064;
        --clr-accent: #00c9ff;
        --clr-accent-dark: #0099cc;
        --clr-bg-dark: #0b0e1a;
        --clr-bg-section: #f4f6fc;
        --clr-bg-card: #ffffff;
        --clr-bg-footer: #070a14;
        --clr-text: #1a1a2e;
        --clr-text-light: #6c7a8e;
        --clr-text-white: #f0f2f8;
        --clr-border: rgba(212, 168, 75, 0.25);
        --clr-border-light: #e8ecf4;
        --radius-sm: 8px;
        --radius-md: 16px;
        --radius-lg: 24px;
        --radius-xl: 32px;
        --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
        --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.08);
        --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
        --shadow-glow: 0 0 40px rgba(212, 168, 75, 0.15);
        --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif;
        --container-max: 1200px;
        --nav-height: 72px;
    }

    /* ===== Reset & Base ===== */
    *,
    *::before,
    *::after {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }

    html {
        scroll-behavior: smooth;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }

    body {
        font-family: var(--font-family);
        font-size: 16px;
        line-height: 1.7;
        color: var(--clr-text);
        background: #ffffff;
        overflow-x: hidden;
    }

    a {
        color: var(--clr-secondary);
        text-decoration: none;
        transition: var(--transition);
    }
    a:hover {
        color: var(--clr-secondary-hover);
    }
    a:focus-visible {
        outline: 2px solid var(--clr-secondary);
        outline-offset: 2px;
        border-radius: 4px;
    }

    img {
        max-width: 100%;
        height: auto;
        display: block;
        border-radius: var(--radius-sm);
    }

    button,
    input,
    select,
    textarea {
        font-family: inherit;
        font-size: inherit;
        line-height: inherit;
    }

    button:focus-visible,
    input:focus-visible {
        outline: 2px solid var(--clr-secondary);
        outline-offset: 2px;
    }

    ul,
    ol {
        list-style: none;
    }

    h1,
    h2,
    h3,
    h4,
    h5,
    h6 {
        line-height: 1.3;
        font-weight: 600;
        color: var(--clr-text);
    }

    p {
        margin-bottom: 0;
    }

    /* ===== Container ===== */
    .container {
        max-width: var(--container-max);
        margin: 0 auto;
        padding: 0 24px;
    }

    /* ===== Typography ===== */
    .section-badge {
        display: inline-block;
        font-size: 0.8rem;
        font-weight: 600;
        letter-spacing: 1px;
        text-transform: uppercase;
        color: var(--clr-secondary);
        background: rgba(212, 168, 75, 0.12);
        padding: 4px 16px;
        border-radius: 40px;
        margin-bottom: 12px;
    }

    .section-title {
        font-size: 2.2rem;
        font-weight: 700;
        margin-bottom: 12px;
        color: var(--clr-text);
    }

    .section-subtitle {
        font-size: 1.05rem;
        color: var(--clr-text-light);
        max-width: 640px;
        margin: 0 auto 40px;
    }

    /* ===== Navbar ===== */
    .navbar {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1050;
        height: var(--nav-height);
        background: rgba(11, 14, 26, 0.92);
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
        border-bottom: 1px solid rgba(212, 168, 75, 0.15);
        transition: var(--transition);
        padding: 0;
    }

    .navbar .container {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 100%;
    }

    .navbar-brand {
        font-size: 1.5rem;
        font-weight: 700;
        letter-spacing: -0.5px;
        color: var(--clr-text-white) !important;
        display: flex;
        align-items: center;
        gap: 10px;
        padding: 0;
    }

    .navbar-brand .brand-icon {
        width: 36px;
        height: 36px;
        background: linear-gradient(135deg, var(--clr-secondary), #f0c850);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--clr-bg-dark);
        font-size: 1.1rem;
        flex-shrink: 0;
    }

    .navbar-brand .brand-text {
        background: linear-gradient(90deg, #f0e6d0, var(--clr-secondary));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }

    .navbar-nav {
        display: flex;
        align-items: center;
        gap: 4px;
    }

    .navbar-nav .nav-link {
        color: rgba(240, 242, 248, 0.75) !important;
        font-size: 0.92rem;
        font-weight: 500;
        padding: 8px 18px;
        border-radius: 40px;
        transition: var(--transition);
        position: relative;
        letter-spacing: 0.2px;
    }

    .navbar-nav .nav-link:hover {
        color: var(--clr-text-white) !important;
        background: rgba(212, 168, 75, 0.1);
    }

    .navbar-nav .nav-link.active {
        color: var(--clr-secondary) !important;
        background: rgba(212, 168, 75, 0.12);
    }

    .navbar-nav .nav-link.active::after {
        content: '';
        position: absolute;
        bottom: 2px;
        left: 50%;
        transform: translateX(-50%);
        width: 20px;
        height: 2px;
        background: var(--clr-secondary);
        border-radius: 2px;
    }

    .navbar-toggler {
        border: 1px solid rgba(212, 168, 75, 0.3);
        padding: 6px 10px;
        border-radius: var(--radius-sm);
        background: transparent;
        color: var(--clr-text-white);
        font-size: 1.3rem;
        display: none;
        cursor: pointer;
        transition: var(--transition);
    }

    .navbar-toggler:hover {
        border-color: var(--clr-secondary);
        background: rgba(212, 168, 75, 0.08);
    }
    .navbar-toggler:focus {
        box-shadow: none;
        outline: 2px solid var(--clr-secondary);
        outline-offset: 2px;
    }

    /* ===== Hero ===== */
    .hero {
        position: relative;
        min-height: 92vh;
        display: flex;
        align-items: center;
        justify-content: center;
        background: var(--clr-bg-dark);
        background-image: url('/assets/images/backpic/back-1.png');
        background-size: cover;
        background-position: center center;
        background-repeat: no-repeat;
        padding: 120px 0 80px;
        overflow: hidden;
    }

    .hero::before {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(11, 14, 26, 0.88) 0%, rgba(11, 14, 26, 0.60) 60%, rgba(11, 14, 26, 0.40) 100%);
        z-index: 1;
    }

    .hero::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        height: 200px;
        background: linear-gradient(to top, #ffffff 0%, transparent 100%);
        z-index: 2;
        pointer-events: none;
    }

    .hero .container {
        position: relative;
        z-index: 3;
        text-align: center;
    }

    .hero-badge {
        display: inline-block;
        font-size: 0.8rem;
        font-weight: 600;
        letter-spacing: 1.5px;
        color: var(--clr-secondary);
        background: rgba(212, 168, 75, 0.15);
        border: 1px solid rgba(212, 168, 75, 0.25);
        padding: 6px 22px;
        border-radius: 40px;
        margin-bottom: 24px;
        text-transform: uppercase;
    }

    .hero h1 {
        font-size: 3.6rem;
        font-weight: 800;
        color: var(--clr-text-white);
        line-height: 1.15;
        margin-bottom: 16px;
        letter-spacing: -0.02em;
    }

    .hero h1 .highlight {
        background: linear-gradient(135deg, var(--clr-secondary), #f0c850);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }

    .hero p {
        font-size: 1.2rem;
        color: rgba(240, 242, 248, 0.75);
        max-width: 620px;
        margin: 0 auto 32px;
        line-height: 1.6;
    }

    .hero-actions {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 16px;
    }

    .btn {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        padding: 14px 36px;
        border-radius: 60px;
        font-weight: 600;
        font-size: 1rem;
        transition: var(--transition);
        border: none;
        cursor: pointer;
        text-decoration: none;
    }

    .btn-primary {
        background: linear-gradient(135deg, var(--clr-secondary), #e8c064);
        color: var(--clr-bg-dark);
        box-shadow: 0 4px 20px rgba(212, 168, 75, 0.35);
    }
    .btn-primary:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 32px rgba(212, 168, 75, 0.45);
        color: var(--clr-bg-dark);
    }
    .btn-primary:active {
        transform: translateY(0);
    }

    .btn-outline-light {
        background: transparent;
        color: var(--clr-text-white);
        border: 1.5px solid rgba(240, 242, 248, 0.3);
    }
    .btn-outline-light:hover {
        background: rgba(240, 242, 248, 0.08);
        border-color: rgba(240, 242, 248, 0.6);
        color: var(--clr-text-white);
        transform: translateY(-2px);
    }

    .hero-stats {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 40px;
        margin-top: 56px;
        padding-top: 40px;
        border-top: 1px solid rgba(240, 242, 248, 0.08);
    }

    .hero-stat-item {
        text-align: center;
    }

    .hero-stat-item .number {
        font-size: 2.2rem;
        font-weight: 800;
        color: var(--clr-secondary);
        display: block;
        line-height: 1.2;
    }

    .hero-stat-item .label {
        font-size: 0.85rem;
        color: rgba(240, 242, 248, 0.55);
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }

    /* ===== Section Spacing ===== */
    section {
        padding: 80px 0;
    }

    .section-dark {
        background: var(--clr-bg-dark);
        color: var(--clr-text-white);
    }
    .section-dark .section-title {
        color: var(--clr-text-white);
    }
    .section-dark .section-subtitle {
        color: rgba(240, 242, 248, 0.6);
    }

    .section-light {
        background: var(--clr-bg-section);
    }

    .section-white {
        background: #ffffff;
    }

    /* ===== Features ===== */
    .features-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 28px;
    }

    .feature-card {
        background: var(--clr-bg-card);
        border-radius: var(--radius-md);
        padding: 36px 28px;
        text-align: center;
        box-shadow: var(--shadow-sm);
        border: 1px solid var(--clr-border-light);
        transition: var(--transition);
    }

    .feature-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-md);
        border-color: var(--clr-border);
    }

    .feature-card .icon-wrap {
        width: 64px;
        height: 64px;
        margin: 0 auto 20px;
        background: linear-gradient(135deg, rgba(212, 168, 75, 0.12), rgba(212, 168, 75, 0.04));
        border-radius: var(--radius-md);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.6rem;
        color: var(--clr-secondary);
        transition: var(--transition);
    }

    .feature-card:hover .icon-wrap {
        background: linear-gradient(135deg, rgba(212, 168, 75, 0.20), rgba(212, 168, 75, 0.08));
        transform: scale(1.05);
    }

    .feature-card h3 {
        font-size: 1.15rem;
        font-weight: 600;
        margin-bottom: 10px;
    }

    .feature-card p {
        font-size: 0.92rem;
        color: var(--clr-text-light);
        line-height: 1.6;
    }

    /* ===== Events / Cards ===== */
    .events-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 28px;
    }

    .event-card {
        background: var(--clr-bg-card);
        border-radius: var(--radius-md);
        overflow: hidden;
        box-shadow: var(--shadow-sm);
        border: 1px solid var(--clr-border-light);
        transition: var(--transition);
    }

    .event-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-md);
        border-color: var(--clr-border);
    }

    .event-card .card-img {
        position: relative;
        height: 200px;
        overflow: hidden;
        background: var(--clr-bg-dark);
    }

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

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

    .event-card .card-img .tag {
        position: absolute;
        top: 14px;
        left: 14px;
        background: rgba(212, 168, 75, 0.92);
        color: var(--clr-bg-dark);
        font-size: 0.72rem;
        font-weight: 700;
        padding: 4px 14px;
        border-radius: 30px;
        letter-spacing: 0.3px;
        backdrop-filter: blur(4px);
    }

    .event-card .card-body {
        padding: 22px 22px 26px;
    }

    .event-card .card-body .meta {
        display: flex;
        align-items: center;
        gap: 16px;
        font-size: 0.8rem;
        color: var(--clr-text-light);
        margin-bottom: 10px;
    }

    .event-card .card-body .meta span {
        display: flex;
        align-items: center;
        gap: 4px;
    }

    .event-card .card-body h3 {
        font-size: 1.1rem;
        font-weight: 600;
        margin-bottom: 8px;
        line-height: 1.4;
    }

    .event-card .card-body p {
        font-size: 0.9rem;
        color: var(--clr-text-light);
        line-height: 1.6;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    /* ===== CMS News List ===== */
    .news-list {
        display: grid;
        grid-template-columns: 1fr;
        gap: 20px;
        max-width: 860px;
        margin: 0 auto;
    }

    .news-item {
        display: flex;
        align-items: flex-start;
        gap: 20px;
        background: var(--clr-bg-card);
        padding: 24px 28px;
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-sm);
        border: 1px solid var(--clr-border-light);
        transition: var(--transition);
    }

    .news-item:hover {
        box-shadow: var(--shadow-md);
        border-color: var(--clr-border);
        transform: translateX(4px);
    }

    .news-item .news-icon {
        flex-shrink: 0;
        width: 44px;
        height: 44px;
        background: rgba(212, 168, 75, 0.10);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--clr-secondary);
        font-size: 1.1rem;
    }

    .news-item .news-content {
        flex: 1;
        min-width: 0;
    }

    .news-item .news-content .news-title {
        font-size: 1.05rem;
        font-weight: 600;
        margin-bottom: 4px;
        color: var(--clr-text);
        transition: var(--transition);
    }

    .news-item .news-content .news-title:hover {
        color: var(--clr-secondary);
    }

    .news-item .news-content .news-meta {
        font-size: 0.8rem;
        color: var(--clr-text-light);
        display: flex;
        align-items: center;
        gap: 16px;
        flex-wrap: wrap;
    }

    .news-item .news-content .news-meta .category-tag {
        background: rgba(212, 168, 75, 0.10);
        color: var(--clr-secondary);
        padding: 1px 12px;
        border-radius: 30px;
        font-size: 0.72rem;
        font-weight: 600;
    }

    .news-empty {
        text-align: center;
        padding: 48px 20px;
        color: var(--clr-text-light);
        font-size: 1rem;
        background: var(--clr-bg-card);
        border-radius: var(--radius-md);
        border: 1px dashed var(--clr-border-light);
    }

    /* ===== Stats Counter ===== */
    .stats-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 28px;
        text-align: center;
    }

    .stat-card {
        background: rgba(255, 255, 255, 0.04);
        border-radius: var(--radius-md);
        padding: 40px 20px;
        border: 1px solid rgba(212, 168, 75, 0.12);
        transition: var(--transition);
    }

    .stat-card:hover {
        background: rgba(255, 255, 255, 0.07);
        border-color: rgba(212, 168, 75, 0.25);
        transform: translateY(-4px);
    }

    .stat-card .stat-icon {
        font-size: 2rem;
        color: var(--clr-secondary);
        margin-bottom: 12px;
    }

    .stat-card .stat-number {
        font-size: 2.6rem;
        font-weight: 800;
        color: var(--clr-text-white);
        line-height: 1.2;
    }

    .stat-card .stat-label {
        font-size: 0.92rem;
        color: rgba(240, 242, 248, 0.6);
        margin-top: 4px;
    }

    /* ===== Category Cards ===== */
    .category-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 28px;
    }

    .category-card {
        position: relative;
        border-radius: var(--radius-md);
        overflow: hidden;
        min-height: 340px;
        display: flex;
        align-items: flex-end;
        background: var(--clr-bg-dark);
        box-shadow: var(--shadow-sm);
        transition: var(--transition);
        border: 1px solid var(--clr-border-light);
    }

    .category-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
        border-color: var(--clr-border);
    }

    .category-card .cat-bg {
        position: absolute;
        inset: 0;
        z-index: 0;
    }

    .category-card .cat-bg img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: var(--transition);
    }

    .category-card:hover .cat-bg img {
        transform: scale(1.05);
    }

    .category-card .cat-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(to top, rgba(11, 14, 26, 0.85) 0%, rgba(11, 14, 26, 0.20) 60%, transparent 100%);
        z-index: 1;
    }

    .category-card .cat-body {
        position: relative;
        z-index: 2;
        padding: 32px 28px;
        width: 100%;
    }

    .category-card .cat-body .cat-icon {
        width: 48px;
        height: 48px;
        background: rgba(212, 168, 75, 0.18);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--clr-secondary);
        font-size: 1.2rem;
        margin-bottom: 12px;
    }

    .category-card .cat-body h3 {
        font-size: 1.3rem;
        font-weight: 700;
        color: var(--clr-text-white);
        margin-bottom: 6px;
    }

    .category-card .cat-body p {
        font-size: 0.9rem;
        color: rgba(240, 242, 248, 0.65);
        line-height: 1.5;
        margin-bottom: 16px;
    }

    .category-card .cat-body .cat-link {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        color: var(--clr-secondary);
        font-weight: 600;
        font-size: 0.9rem;
        transition: var(--transition);
    }

    .category-card .cat-body .cat-link:hover {
        gap: 12px;
        color: var(--clr-secondary-hover);
    }

    /* ===== FAQ ===== */
    .faq-list {
        max-width: 820px;
        margin: 0 auto;
        display: flex;
        flex-direction: column;
        gap: 12px;
    }

    .faq-item {
        background: var(--clr-bg-card);
        border-radius: var(--radius-sm);
        border: 1px solid var(--clr-border-light);
        overflow: hidden;
        transition: var(--transition);
    }

    .faq-item:hover {
        border-color: var(--clr-border);
    }

    .faq-item .faq-question {
        padding: 18px 24px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        cursor: pointer;
        font-weight: 600;
        font-size: 1rem;
        color: var(--clr-text);
        background: transparent;
        border: none;
        width: 100%;
        text-align: left;
        gap: 12px;
        transition: var(--transition);
    }

    .faq-item .faq-question:hover {
        color: var(--clr-secondary);
    }
    .faq-item .faq-question:focus {
        outline: 2px solid var(--clr-secondary);
        outline-offset: -2px;
    }

    .faq-item .faq-question .faq-toggle {
        font-size: 0.9rem;
        color: var(--clr-text-light);
        transition: var(--transition);
        flex-shrink: 0;
    }

    .faq-item.active .faq-question .faq-toggle {
        transform: rotate(45deg);
        color: var(--clr-secondary);
    }

    .faq-item .faq-answer {
        padding: 0 24px 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.35s ease, padding 0.35s ease;
    }

    .faq-item.active .faq-answer {
        padding: 0 24px 20px;
        max-height: 300px;
    }

    .faq-item .faq-answer p {
        font-size: 0.95rem;
        color: var(--clr-text-light);
        line-height: 1.7;
    }

    /* ===== CTA ===== */
    .cta-section {
        background: var(--clr-bg-dark);
        background-image: url('/assets/images/backpic/back-2.png');
        background-size: cover;
        background-position: center;
        position: relative;
    }

    .cta-section::before {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(11, 14, 26, 0.90) 0%, rgba(11, 14, 26, 0.60) 100%);
        z-index: 1;
    }

    .cta-section .container {
        position: relative;
        z-index: 2;
        text-align: center;
    }

    .cta-section h2 {
        font-size: 2.4rem;
        font-weight: 700;
        color: var(--clr-text-white);
        margin-bottom: 12px;
    }

    .cta-section p {
        font-size: 1.1rem;
        color: rgba(240, 242, 248, 0.7);
        max-width: 560px;
        margin: 0 auto 32px;
    }

    .cta-actions {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 16px;
    }

    /* ===== Footer ===== */
    .footer {
        background: var(--clr-bg-footer);
        color: rgba(240, 242, 248, 0.6);
        padding: 60px 0 28px;
        border-top: 1px solid rgba(212, 168, 75, 0.08);
    }

    .footer-top {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr 1fr;
        gap: 40px;
        padding-bottom: 40px;
        border-bottom: 1px solid rgba(240, 242, 248, 0.06);
        margin-bottom: 28px;
    }

    .footer-brand .logo-text {
        font-size: 1.4rem;
        font-weight: 700;
        color: var(--clr-text-white);
        display: flex;
        align-items: center;
        gap: 8px;
        margin-bottom: 12px;
    }

    .footer-brand .logo-text .brand-icon-small {
        width: 30px;
        height: 30px;
        background: linear-gradient(135deg, var(--clr-secondary), #f0c850);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--clr-bg-dark);
        font-size: 0.85rem;
        flex-shrink: 0;
    }

    .footer-brand p {
        font-size: 0.9rem;
        line-height: 1.7;
        max-width: 320px;
    }

    .footer h4 {
        font-size: 0.95rem;
        font-weight: 600;
        color: var(--clr-text-white);
        margin-bottom: 16px;
        letter-spacing: 0.3px;
    }

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

    .footer ul li a {
        color: rgba(240, 242, 248, 0.55);
        font-size: 0.88rem;
        transition: var(--transition);
        display: inline-flex;
        align-items: center;
        gap: 4px;
    }

    .footer ul li a:hover {
        color: var(--clr-secondary);
        padding-left: 4px;
    }

    .footer-bottom {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        gap: 12px;
        font-size: 0.82rem;
        color: rgba(240, 242, 248, 0.4);
    }

    .footer-bottom a {
        color: rgba(240, 242, 248, 0.45);
    }
    .footer-bottom a:hover {
        color: var(--clr-secondary);
    }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
        .features-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .events-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .stats-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .category-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .footer-top {
            grid-template-columns: 1fr 1fr;
        }
        .hero h1 {
            font-size: 2.8rem;
        }
    }

    @media (max-width: 768px) {
        .navbar-toggler {
            display: block;
        }
        .navbar-collapse {
            background: rgba(11, 14, 26, 0.98);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            margin-top: 8px;
            border: 1px solid rgba(212, 168, 75, 0.12);
        }
        .navbar-nav {
            flex-direction: column;
            align-items: stretch;
            gap: 2px;
        }
        .navbar-nav .nav-link {
            padding: 10px 16px;
            border-radius: var(--radius-sm);
        }
        .navbar-nav .nav-link.active::after {
            display: none;
        }
        .navbar-nav .nav-link.active {
            background: rgba(212, 168, 75, 0.15);
        }

        .hero {
            min-height: 80vh;
            padding: 100px 0 60px;
        }
        .hero h1 {
            font-size: 2.2rem;
        }
        .hero p {
            font-size: 1rem;
        }
        .hero-stats {
            gap: 24px;
            margin-top: 36px;
            padding-top: 28px;
        }
        .hero-stat-item .number {
            font-size: 1.8rem;
        }

        .section-title {
            font-size: 1.8rem;
        }
        section {
            padding: 56px 0;
        }

        .features-grid {
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .feature-card {
            padding: 24px 18px;
        }

        .events-grid {
            grid-template-columns: 1fr;
            max-width: 480px;
            margin: 0 auto;
        }

        .stats-grid {
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .stat-card {
            padding: 28px 16px;
        }
        .stat-card .stat-number {
            font-size: 2rem;
        }

        .category-grid {
            grid-template-columns: 1fr;
            max-width: 440px;
            margin: 0 auto;
        }
        .category-card {
            min-height: 260px;
        }

        .news-item {
            flex-direction: column;
            padding: 18px 20px;
            gap: 12px;
        }
        .news-item .news-icon {
            width: 36px;
            height: 36px;
            font-size: 0.9rem;
        }

        .cta-section h2 {
            font-size: 1.8rem;
        }

        .footer-top {
            grid-template-columns: 1fr;
            gap: 28px;
        }
        .footer-bottom {
            flex-direction: column;
            text-align: center;
        }
    }

    @media (max-width: 520px) {
        .container {
            padding: 0 16px;
        }
        .hero h1 {
            font-size: 1.8rem;
        }
        .hero-actions {
            flex-direction: column;
            align-items: center;
        }
        .btn {
            width: 100%;
            justify-content: center;
            padding: 14px 24px;
        }
        .hero-stats {
            flex-direction: column;
            gap: 16px;
        }
        .features-grid {
            grid-template-columns: 1fr;
        }
        .stats-grid {
            grid-template-columns: 1fr 1fr;
        }
        .section-title {
            font-size: 1.5rem;
        }
        .footer-top {
            grid-template-columns: 1fr;
        }
    }

    /* ===== Bootstrap 5 overrides ===== */
    .navbar-toggler:focus {
        box-shadow: none;
    }
    .navbar-collapse {
        transition: var(--transition);
    }
    @media (max-width: 768px) {
        .navbar>.container {
            flex-wrap: nowrap;
        }
        .navbar-collapse.collapsing,
        .navbar-collapse.show {
            position: absolute;
            top: var(--nav-height);
            left: 16px;
            right: 16px;
        }
    }

    /* ===== Mobile nav positioning fix ===== */
    @media (max-width: 768px) {
        .navbar .container {
            position: relative;
        }
        .navbar-collapse {
            position: absolute;
            top: var(--nav-height);
            left: 16px;
            right: 16px;
            z-index: 1050;
        }
        .navbar-collapse.collapsing {
            transition: height 0.3s ease;
        }
    }

    /* ===== Utility ===== */
    .text-gold {
        color: var(--clr-secondary);
    }
    .bg-gold-soft {
        background: rgba(212, 168, 75, 0.06);
    }

/* roulang page: article */
:root {
            --primary: #1a1a2e;
            --primary-light: #16213e;
            --accent: #e94560;
            --accent-hover: #d63850;
            --accent-glow: rgba(233, 69, 96, 0.3);
            --gold: #f5c518;
            --gold-light: #fff8e0;
            --bg-dark: #0f0f1a;
            --bg-card: #1e1e32;
            --bg-card-hover: #2a2a44;
            --bg-section: #141425;
            --text-primary: #f0f0f5;
            --text-secondary: #a0a0b8;
            --text-muted: #6c6c88;
            --border-color: #2a2a44;
            --border-light: #3a3a55;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 12px rgba(0,0,0,0.3);
            --shadow-md: 0 8px 32px rgba(0,0,0,0.4);
            --shadow-lg: 0 16px 48px rgba(0,0,0,0.5);
            --shadow-accent: 0 4px 24px rgba(233,69,96,0.25);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-sans);
            background: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a { color: var(--accent); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--accent-hover); text-decoration: none; }
        img { max-width: 100%; height: auto; display: block; }
        .container { max-width: 1200px; padding: 0 24px; }
        @media (max-width: 768px) { .container { padding: 0 16px; } }
        ::selection { background: var(--accent); color: #fff; }
        ::-webkit-scrollbar { width: 8px; }
        ::-webkit-scrollbar-track { background: var(--bg-dark); }
        ::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 10px; }
        ::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

        /* ===== Header / Nav ===== */
        header {
            background: rgba(15,15,26,0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(42,42,68,0.6);
            position: sticky;
            top: 0;
            z-index: 1050;
        }
        .navbar { padding: 12px 0; }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--text-primary) !important;
            letter-spacing: 0.5px;
        }
        .navbar-brand .brand-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--accent), #ff6b81);
            border-radius: 10px;
            color: #fff;
            font-size: 1.1rem;
            box-shadow: 0 4px 16px rgba(233,69,96,0.3);
        }
        .navbar-brand .brand-text { font-size: 1.25rem; background: linear-gradient(135deg, #fff 60%, var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
        .navbar-nav .nav-link {
            color: var(--text-secondary) !important;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 18px !important;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
            letter-spacing: 0.3px;
        }
        .navbar-nav .nav-link:hover { color: var(--text-primary) !important; background: rgba(255,255,255,0.05); }
        .navbar-nav .nav-link.active {
            color: var(--text-primary) !important;
            background: rgba(233,69,96,0.12);
        }
        .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 4px;
        }
        .navbar-toggler {
            border: none;
            color: var(--text-primary);
            font-size: 1.4rem;
            padding: 4px 10px;
            background: transparent;
        }
        .navbar-toggler:focus { box-shadow: none; }
        @media (max-width: 768px) {
            .navbar-nav .nav-link { padding: 12px 16px !important; border-bottom: 1px solid rgba(255,255,255,0.04); }
            .navbar-nav .nav-link.active::after { display: none; }
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-section {
            background: linear-gradient(135deg, var(--bg-section) 0%, var(--bg-dark) 100%);
            padding: 24px 0 20px;
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--text-muted);
            list-style: none;
            padding: 0;
            margin: 0;
            flex-wrap: wrap;
        }
        .breadcrumb-custom li { display: flex; align-items: center; gap: 8px; }
        .breadcrumb-custom li + li::before { content: '\f105'; font-family: 'Font Awesome 6 Free'; font-weight: 900; color: var(--text-muted); font-size: 0.85rem; }
        .breadcrumb-custom a { color: var(--text-secondary); transition: var(--transition); }
        .breadcrumb-custom a:hover { color: var(--accent); }
        .breadcrumb-custom .active { color: var(--accent); font-weight: 500; }

        /* ===== Article Main ===== */
        .article-section {
            padding: 48px 0 60px;
            background: var(--bg-dark);
        }
        .article-header {
            margin-bottom: 36px;
        }
        .article-category-badge {
            display: inline-block;
            background: linear-gradient(135deg, var(--accent), #ff6b81);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 600;
            padding: 4px 16px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .article-title {
            font-size: 2.2rem;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 18px;
            color: var(--text-primary);
            letter-spacing: -0.3px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            align-items: center;
            color: var(--text-muted);
            font-size: 0.9rem;
            padding-bottom: 20px;
            border-bottom: 1px solid var(--border-color);
        }
        .article-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .article-meta .meta-item i { color: var(--accent); font-size: 0.85rem; }
        .article-cover {
            border-radius: var(--radius-lg);
            overflow: hidden;
            margin-bottom: 36px;
            box-shadow: var(--shadow-md);
            position: relative;
            aspect-ratio: 16/7;
            background: var(--bg-card);
        }
        .article-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .article-cover:hover img { transform: scale(1.03); }
        .article-cover::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 40%;
            background: linear-gradient(to top, rgba(15,15,26,0.6), transparent);
            pointer-events: none;
        }
        .article-body {
            font-size: 1.05rem;
            line-height: 1.85;
            color: var(--text-secondary);
        }
        .article-body p {
            margin-bottom: 1.4rem;
        }
        .article-body h2, .article-body h3 {
            color: var(--text-primary);
            font-weight: 700;
            margin-top: 2rem;
            margin-bottom: 1rem;
        }
        .article-body h2 { font-size: 1.6rem; }
        .article-body h3 { font-size: 1.3rem; }
        .article-body ul, .article-body ol {
            padding-left: 1.5rem;
            margin-bottom: 1.4rem;
        }
        .article-body li { margin-bottom: 0.5rem; }
        .article-body blockquote {
            border-left: 4px solid var(--accent);
            padding: 16px 20px;
            margin: 1.5rem 0;
            background: rgba(233,69,96,0.06);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-secondary);
            font-style: italic;
        }
        .article-body img {
            border-radius: var(--radius-md);
            margin: 1.5rem 0;
            box-shadow: var(--shadow-sm);
        }
        .article-body a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
        .article-body a:hover { color: var(--accent-hover); }

        /* ===== Tags ===== */
        .article-tags {
            margin-top: 36px;
            padding-top: 24px;
            border-top: 1px solid var(--border-color);
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }
        .article-tags .tag-label {
            color: var(--text-muted);
            font-size: 0.9rem;
            font-weight: 500;
            margin-right: 4px;
        }
        .article-tags .tag-item {
            display: inline-block;
            background: var(--bg-card);
            color: var(--text-secondary);
            font-size: 0.82rem;
            padding: 4px 14px;
            border-radius: 20px;
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .article-tags .tag-item:hover {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }

        /* ===== Share ===== */
        .article-share {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-top: 28px;
            padding-top: 20px;
            border-top: 1px solid var(--border-color);
        }
        .article-share span {
            color: var(--text-muted);
            font-size: 0.9rem;
            font-weight: 500;
        }
        .article-share .share-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--bg-card);
            color: var(--text-secondary);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            font-size: 1rem;
        }
        .article-share .share-btn:hover {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
            transform: translateY(-2px);
            box-shadow: var(--shadow-accent);
        }

        /* ===== Related Articles ===== */
        .related-section {
            padding: 48px 0 60px;
            background: var(--bg-section);
        }
        .related-section .section-title {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 32px;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .related-section .section-title i { color: var(--accent); }
        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-color);
            transition: var(--transition);
            height: 100%;
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--accent);
        }
        .related-card .card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--bg-dark);
        }
        .related-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .related-card:hover .card-img img { transform: scale(1.08); }
        .related-card .card-body {
            padding: 18px 20px 22px;
        }
        .related-card .card-cat {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 6px;
        }
        .related-card .card-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 8px;
            transition: var(--transition);
        }
        .related-card:hover .card-title { color: var(--accent); }
        .related-card .card-date {
            font-size: 0.82rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 56px 0;
            background: linear-gradient(135deg, var(--primary) 0%, var(--bg-dark) 100%);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            text-align: center;
        }
        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .cta-section p {
            color: var(--text-secondary);
            font-size: 1.05rem;
            max-width: 600px;
            margin: 0 auto 24px;
        }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(135deg, var(--accent), #ff6b81);
            color: #fff;
            border: none;
            padding: 14px 36px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
            box-shadow: 0 4px 24px rgba(233,69,96,0.3);
        }
        .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 32px rgba(233,69,96,0.45);
            color: #fff;
        }
        .btn-cta i { font-size: 1.1rem; }

        /* ===== Not Found ===== */
        .not-found-box {
            text-align: center;
            padding: 60px 20px;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
        }
        .not-found-box .nf-icon {
            font-size: 3.5rem;
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .not-found-box h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .not-found-box p {
            color: var(--text-secondary);
            margin-bottom: 20px;
        }
        .not-found-box .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            padding: 12px 32px;
            border-radius: 50px;
            font-weight: 600;
            transition: var(--transition);
        }
        .not-found-box .btn-back:hover { background: var(--accent-hover); color: #fff; transform: translateY(-2px); }

        /* ===== Footer ===== */
        .footer {
            background: var(--bg-section);
            border-top: 1px solid var(--border-color);
            padding: 48px 0 24px;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 36px;
            margin-bottom: 32px;
        }
        @media (max-width: 992px) { .footer-top { grid-template-columns: 1fr 1fr; gap: 28px; } }
        @media (max-width: 576px) { .footer-top { grid-template-columns: 1fr; gap: 24px; } }
        .footer-brand .logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
        }
        .footer-brand .brand-icon-small {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, var(--accent), #ff6b81);
            border-radius: 8px;
            color: #fff;
            font-size: 0.9rem;
        }
        .footer-brand p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; max-width: 320px; }
        .footer h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .footer ul { list-style: none; padding: 0; margin: 0; }
        .footer ul li { margin-bottom: 8px; }
        .footer ul li a {
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .footer ul li a:hover { color: var(--accent); padding-left: 4px; }
        .footer-bottom {
            border-top: 1px solid var(--border-color);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .footer-bottom a { color: var(--text-muted); }
        .footer-bottom a:hover { color: var(--accent); }
        @media (max-width: 576px) { .footer-bottom { flex-direction: column; text-align: center; } }

        /* ===== Animations ===== */
        .fade-in-up { animation: fadeInUp 0.6s ease both; }
        @keyframes fadeInUp {
            from { opacity: 0; transform: translateY(24px); }
            to { opacity: 1; transform: translateY(0); }
        }

        /* ===== Responsive ===== */
        @media (max-width: 768px) {
            .article-title { font-size: 1.6rem; }
            .article-meta { gap: 12px; font-size: 0.82rem; }
            .article-cover { aspect-ratio: 16/10; }
            .article-body { font-size: 0.98rem; }
            .related-section .section-title { font-size: 1.3rem; }
            .cta-section h2 { font-size: 1.4rem; }
        }
        @media (max-width: 520px) {
            .article-title { font-size: 1.3rem; }
            .breadcrumb-section { padding: 16px 0; }
            .article-section { padding: 28px 0 36px; }
            .article-cover { aspect-ratio: 16/11; border-radius: var(--radius-md); }
            .article-meta { flex-direction: column; gap: 8px; }
            .related-card .card-body { padding: 14px 16px 18px; }
            .cta-section { padding: 36px 0; }
            .cta-section h2 { font-size: 1.2rem; }
            .btn-cta { padding: 12px 28px; font-size: 0.9rem; }
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #1a2a6c;
            --primary-light: #2d4a8e;
            --primary-dark: #0f1a4a;
            --secondary: #e8b830;
            --secondary-light: #f0d060;
            --secondary-dark: #c89a20;
            --accent: #ff6b35;
            --bg-body: #f8f9fc;
            --bg-white: #ffffff;
            --bg-dark: #0f1a4a;
            --bg-card: #ffffff;
            --text-primary: #1a1a2e;
            --text-secondary: #4a4a6a;
            --text-muted: #8a8aaa;
            --text-light: #f0f0f8;
            --border-color: #e0e4f0;
            --border-light: #f0f2f8;
            --shadow-sm: 0 2px 8px rgba(26, 42, 108, 0.08);
            --shadow-md: 0 6px 24px rgba(26, 42, 108, 0.12);
            --shadow-lg: 0 16px 48px rgba(26, 42, 108, 0.18);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --spacer: 80px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
        }
        body {
            font-family: var(--font-base);
            color: var(--text-primary);
            background: var(--bg-body);
            line-height: 1.7;
            font-size: 1rem;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            padding: 0 24px;
            margin: 0 auto;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            :root {
                --spacer: 48px;
            }
        }

        /* ===== Typography ===== */
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-primary);
            margin-top: 0;
        }
        h1 {
            font-size: 3rem;
        }
        h2 {
            font-size: 2.2rem;
        }
        h3 {
            font-size: 1.6rem;
        }
        h4 {
            font-size: 1.25rem;
        }
        p {
            margin-top: 0;
            color: var(--text-secondary);
        }
        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-title h2 {
            margin-bottom: 12px;
            position: relative;
            display: inline-block;
        }
        .section-title h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--secondary);
            border-radius: 4px;
            margin: 12px auto 0;
        }
        .section-title p {
            color: var(--text-muted);
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.25rem;
            }
            .section-title {
                margin-bottom: 32px;
            }
        }

        /* ===== Header & Navigation ===== */
        header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1050;
            backdrop-filter: blur(12px);
            background: rgba(255, 255, 255, 0.92);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
        }
        .navbar {
            padding: 0;
            min-height: 68px;
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 8px 0;
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--primary) !important;
            letter-spacing: -0.3px;
        }
        .navbar-brand .brand-icon {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--primary);
            color: var(--secondary);
            border-radius: 10px;
            font-size: 1.1rem;
        }
        .navbar-brand .brand-text {
            color: var(--primary);
        }
        .navbar-nav .nav-item {
            margin: 0 2px;
        }
        .navbar-nav .nav-link {
            padding: 10px 18px !important;
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-secondary) !important;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
            letter-spacing: 0.2px;
        }
        .navbar-nav .nav-link:hover {
            color: var(--primary) !important;
            background: rgba(26, 42, 108, 0.06);
        }
        .navbar-nav .nav-link.active {
            color: var(--primary) !important;
            font-weight: 600;
            background: rgba(26, 42, 108, 0.08);
        }
        .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--secondary);
            border-radius: 4px;
        }
        .navbar-toggler {
            border: none;
            padding: 8px 10px;
            font-size: 1.4rem;
            color: var(--primary);
            background: transparent;
            border-radius: var(--radius-sm);
        }
        .navbar-toggler:focus {
            box-shadow: none;
            outline: 2px solid var(--secondary);
        }
        @media (max-width: 768px) {
            .navbar {
                min-height: 60px;
            }
            .navbar-brand {
                font-size: 1.1rem;
            }
            .navbar-brand .brand-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
            .navbar-nav .nav-link {
                padding: 12px 16px !important;
                border-radius: 0;
                border-bottom: 1px solid var(--border-light);
            }
            .navbar-nav .nav-link.active::after {
                display: none;
            }
            .navbar-nav .nav-link.active {
                background: rgba(26, 42, 108, 0.06);
                border-left: 3px solid var(--secondary);
            }
        }

        /* ===== Hero / Banner ===== */
        .page-banner {
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            padding: 100px 0 80px;
            text-align: center;
            position: relative;
            isolation: isolate;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 26, 74, 0.88), rgba(26, 42, 108, 0.78));
            z-index: 0;
        }
        .page-banner .container {
            position: relative;
            z-index: 1;
        }
        .page-banner h1 {
            color: var(--text-light);
            font-size: 3rem;
            margin-bottom: 16px;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
        }
        .page-banner p {
            color: rgba(240, 240, 248, 0.85);
            font-size: 1.15rem;
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.7;
        }
        .page-banner .banner-tag {
            display: inline-block;
            background: var(--secondary);
            color: var(--primary-dark);
            padding: 6px 20px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }
        @media (max-width: 768px) {
            .page-banner {
                padding: 64px 0 48px;
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
            .page-banner p {
                font-size: 1rem;
            }
        }

        /* ===== Section Spacing ===== */
        .section {
            padding: var(--spacer) 0;
        }
        .section-bg-light {
            background: var(--bg-white);
        }
        .section-bg-alt {
            background: #f0f3fa;
        }

        /* ===== Cards ===== */
        .card-event {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card-event:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .card-event .card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background: #e8ecf4;
        }
        .card-event .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .card-event:hover .card-img img {
            transform: scale(1.05);
        }
        .card-event .card-img .badge-top {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--secondary);
            color: var(--primary-dark);
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .card-event .card-img .badge-live {
            position: absolute;
            top: 12px;
            right: 12px;
            background: #e74c3c;
            color: #fff;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 0.7rem;
            font-weight: 600;
            animation: pulse-dot 1.8s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.6;
            }
        }
        .card-event .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-event .card-body h3 {
            font-size: 1.15rem;
            margin-bottom: 8px;
            color: var(--text-primary);
        }
        .card-event .card-body p {
            font-size: 0.92rem;
            color: var(--text-muted);
            flex: 1;
            margin-bottom: 12px;
        }
        .card-event .card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 12px;
            border-top: 1px solid var(--border-light);
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .card-event .card-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .card-event .card-meta .meta-item i {
            color: var(--primary-light);
        }
        .card-event .btn-outline-primary {
            border-color: var(--primary);
            color: var(--primary);
            border-radius: 50px;
            padding: 6px 18px;
            font-size: 0.85rem;
            font-weight: 500;
        }
        .card-event .btn-outline-primary:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        /* ===== Feature Cards ===== */
        .feature-card {
            text-align: center;
            padding: 36px 24px;
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
            height: 100%;
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .feature-card .icon-wrap {
            width: 64px;
            height: 64px;
            margin: 0 auto 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--secondary);
            border-radius: 20px;
            font-size: 1.6rem;
            transition: var(--transition);
        }
        .feature-card:hover .icon-wrap {
            transform: scale(1.05);
            border-radius: 16px;
        }
        .feature-card h4 {
            margin-bottom: 10px;
            font-size: 1.1rem;
        }
        .feature-card p {
            font-size: 0.92rem;
            color: var(--text-muted);
            margin-bottom: 0;
        }

        /* ===== Stats / Data ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-item {
            text-align: center;
            padding: 32px 16px;
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .stat-item:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .stat-item .number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .stat-item .label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }
        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-item .number {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 480px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary-light);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--text-primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            transition: var(--transition);
        }
        .faq-question::after {
            content: '\f107';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 1.1rem;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .faq-question[aria-expanded="true"]::after {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-answer {
            padding: 0 24px 18px;
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            padding: 72px 0;
            text-align: center;
            position: relative;
            isolation: isolate;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 26, 74, 0.88), rgba(26, 42, 108, 0.82));
            z-index: 0;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            color: var(--text-light);
            font-size: 2rem;
            margin-bottom: 16px;
        }
        .cta-section p {
            color: rgba(240, 240, 248, 0.8);
            font-size: 1.1rem;
            max-width: 560px;
            margin: 0 auto 28px;
        }
        .cta-section .btn-cta {
            background: var(--secondary);
            color: var(--primary-dark);
            border: none;
            padding: 14px 44px;
            border-radius: 50px;
            font-size: 1.05rem;
            font-weight: 600;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            box-shadow: 0 4px 20px rgba(232, 184, 48, 0.4);
        }
        .cta-section .btn-cta:hover {
            background: var(--secondary-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(232, 184, 48, 0.5);
        }
        @media (max-width: 768px) {
            .cta-section {
                padding: 48px 0;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-section .btn-cta {
                padding: 12px 32px;
                font-size: 0.95rem;
            }
        }

        /* ===== Tags / Badges ===== */
        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }
        .tag-item {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            padding: 8px 20px;
            border-radius: 50px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
            cursor: default;
        }
        .tag-item:hover {
            border-color: var(--primary-light);
            color: var(--primary);
            background: rgba(26, 42, 108, 0.04);
        }
        .tag-item i {
            color: var(--primary-light);
            margin-right: 6px;
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--bg-dark);
            color: rgba(240, 240, 248, 0.8);
            padding: 56px 0 0;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .logo-text {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-brand .brand-icon-small {
            color: var(--secondary);
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: rgba(240, 240, 248, 0.6);
            max-width: 320px;
            line-height: 1.7;
        }
        .footer h4 {
            color: var(--text-light);
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer ul li {
            margin-bottom: 10px;
        }
        .footer ul li a {
            color: rgba(240, 240, 248, 0.65);
            font-size: 0.9rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer ul li a:hover {
            color: var(--secondary);
            transform: translateX(4px);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
            font-size: 0.85rem;
            color: rgba(240, 240, 248, 0.5);
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-bottom a {
            color: rgba(240, 240, 248, 0.6);
        }
        .footer-bottom a:hover {
            color: var(--secondary);
        }
        @media (max-width: 768px) {
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 480px) {
            .footer-top {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }

        /* ===== Responsive Grid ===== */
        .event-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        @media (max-width: 992px) {
            .event-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 600px) {
            .event-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        @media (max-width: 992px) {
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .feature-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Extra ===== */
        .breadcrumb-custom {
            display: flex;
            gap: 8px;
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }
        .breadcrumb-custom a {
            color: var(--text-muted);
        }
        .breadcrumb-custom a:hover {
            color: var(--primary);
        }
        .breadcrumb-custom span.sep {
            color: var(--border-color);
        }

        .divider {
            width: 60px;
            height: 3px;
            background: var(--secondary);
            border-radius: 4px;
            margin: 16px 0 24px;
        }

        .text-accent {
            color: var(--secondary-dark);
        }
        .bg-soft-primary {
            background: rgba(26, 42, 108, 0.04);
        }

        /* ===== Structured Data (hidden) ===== */
        .hidden-sd {
            display: none;
        }

        /* ===== Focus & Accessibility ===== */
        a:focus-visible,
        button:focus-visible,
        .nav-link:focus-visible {
            outline: 3px solid var(--secondary);
            outline-offset: 2px;
        }
        .btn:focus-visible {
            outline: 3px solid var(--secondary);
            outline-offset: 2px;
        }

/* roulang page: category2 */
/* ===== CSS Variables ===== */
        :root {
            --primary: #1a1a2e;
            --primary-light: #16213e;
            --secondary: #e94560;
            --secondary-light: #f06a7a;
            --accent: #0f3460;
            --bg: #f8f9fc;
            --bg-card: #ffffff;
            --bg-dark: #0d0d1a;
            --text: #1a1a2e;
            --text-light: #6c757d;
            --text-white: #f1f1f1;
            --border: #e9ecef;
            --border-light: rgba(255, 255, 255, 0.12);
            --radius: 14px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            --shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.14);
            --shadow-dark: 0 8px 30px rgba(0, 0, 0, 0.35);
            --transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-base);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--secondary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--secondary-light);
        }
        a:focus-visible {
            outline: 3px solid var(--secondary);
            outline-offset: 3px;
            border-radius: 4px;
        }

        button:focus-visible,
        .btn:focus-visible {
            outline: 3px solid var(--secondary);
            outline-offset: 3px;
        }

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ===== Header / Nav ===== */
        header {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1050;
            backdrop-filter: blur(12px);
            background: rgba(255, 255, 255, 0.96);
            transition: box-shadow var(--transition);
        }
        header.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
        }

        .navbar {
            padding: 12px 0;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--primary) !important;
            letter-spacing: -0.3px;
        }
        .navbar-brand:hover {
            color: var(--secondary) !important;
        }
        .navbar-brand .brand-icon {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            font-size: 1.1rem;
            transition: transform var(--transition), background var(--transition);
        }
        .navbar-brand:hover .brand-icon {
            transform: rotate(30deg) scale(1.05);
            background: var(--secondary);
        }
        .brand-text {
            font-size: 1.25rem;
        }

        .navbar .nav-link {
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text) !important;
            padding: 8px 18px !important;
            border-radius: var(--radius-sm);
            position: relative;
            transition: color var(--transition), background var(--transition);
        }
        .navbar .nav-link::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 18px;
            right: 18px;
            height: 3px;
            background: var(--secondary);
            transform: scaleX(0);
            border-radius: 4px;
            transition: transform var(--transition);
        }
        .navbar .nav-link:hover::after,
        .navbar .nav-link.active::after {
            transform: scaleX(1);
        }
        .navbar .nav-link:hover {
            color: var(--secondary) !important;
            background: rgba(233, 69, 96, 0.06);
        }
        .navbar .nav-link.active {
            color: var(--secondary) !important;
            background: rgba(233, 69, 96, 0.08);
        }
        .navbar .nav-link:focus-visible {
            outline: 3px solid var(--secondary);
            outline-offset: 2px;
        }

        .navbar-toggler {
            border: none;
            background: transparent;
            font-size: 1.5rem;
            color: var(--primary);
            padding: 4px 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .navbar-toggler:hover {
            background: rgba(0, 0, 0, 0.05);
        }
        .navbar-toggler:focus {
            box-shadow: none;
            outline: 3px solid var(--secondary);
        }

        /* ===== Hero Banner ===== */
        .hero-banner {
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            padding: 80px 0 70px;
            position: relative;
            overflow: hidden;
        }
        .hero-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.88) 0%, rgba(15, 52, 96, 0.80) 100%);
            z-index: 1;
        }
        .hero-banner .container {
            position: relative;
            z-index: 2;
        }
        .hero-banner h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
            line-height: 1.2;
            margin-bottom: 16px;
            text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .hero-banner p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 640px;
            margin-bottom: 28px;
        }
        .hero-banner .btn {
            padding: 14px 36px;
            font-weight: 600;
            border-radius: 50px;
            font-size: 1rem;
            transition: all var(--transition);
        }
        .hero-banner .btn-primary {
            background: var(--secondary);
            border-color: var(--secondary);
            color: #fff;
        }
        .hero-banner .btn-primary:hover {
            background: var(--secondary-light);
            border-color: var(--secondary-light);
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(233, 69, 96, 0.35);
        }
        .hero-banner .btn-outline-light {
            border-color: rgba(255, 255, 255, 0.5);
            color: #fff;
        }
        .hero-banner .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            transform: translateY(-2px);
        }
        .hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(6px);
            color: #fff;
            padding: 6px 18px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.5px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            margin-bottom: 20px;
        }

        /* ===== Section Common ===== */
        .section {
            padding: 70px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.3px;
            margin-bottom: 12px;
        }
        .section-header p {
            color: var(--text-light);
            max-width: 560px;
            margin: 0 auto;
            font-size: 1.05rem;
        }
        .section-header .section-tag {
            display: inline-block;
            background: rgba(233, 69, 96, 0.10);
            color: var(--secondary);
            font-size: 0.82rem;
            font-weight: 600;
            padding: 4px 16px;
            border-radius: 50px;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
            text-transform: uppercase;
        }

        /* ===== Cards ===== */
        .card-news {
            background: var(--bg-card);
            border: none;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all var(--transition);
            height: 100%;
        }
        .card-news:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .card-news .card-img-top {
            height: 210px;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .card-news:hover .card-img-top {
            transform: scale(1.04);
        }
        .card-news .card-body {
            padding: 24px 22px 20px;
        }
        .card-news .card-tag {
            display: inline-block;
            background: rgba(233, 69, 96, 0.10);
            color: var(--secondary);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 2px 12px;
            border-radius: 50px;
            margin-bottom: 10px;
            letter-spacing: 0.3px;
        }
        .card-news .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.4;
            margin-bottom: 10px;
            transition: color var(--transition);
        }
        .card-news:hover .card-title {
            color: var(--secondary);
        }
        .card-news .card-text {
            color: var(--text-light);
            font-size: 0.9rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 16px;
        }
        .card-news .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.82rem;
            color: var(--text-light);
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }
        .card-news .card-meta i {
            margin-right: 6px;
        }
        .card-news .card-meta .read-more {
            color: var(--secondary);
            font-weight: 600;
            transition: gap var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .card-news .card-meta .read-more:hover {
            gap: 8px;
            color: var(--secondary-light);
        }

        /* ===== Category Tabs ===== */
        .category-tabs {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            margin-bottom: 40px;
        }
        .category-tabs .btn-cat {
            padding: 8px 24px;
            border-radius: 50px;
            border: 1px solid var(--border);
            background: var(--bg-card);
            color: var(--text);
            font-weight: 500;
            font-size: 0.9rem;
            transition: all var(--transition);
            cursor: pointer;
        }
        .category-tabs .btn-cat:hover {
            border-color: var(--secondary);
            color: var(--secondary);
            background: rgba(233, 69, 96, 0.05);
        }
        .category-tabs .btn-cat.active {
            background: var(--secondary);
            border-color: var(--secondary);
            color: #fff;
            box-shadow: 0 6px 20px rgba(233, 69, 96, 0.25);
        }
        .category-tabs .btn-cat:focus-visible {
            outline: 3px solid var(--secondary);
            outline-offset: 2px;
        }

        /* ===== Featured Article ===== */
        .featured-article {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all var(--transition);
        }
        .featured-article:hover {
            box-shadow: var(--shadow-hover);
        }
        .featured-article .featured-img {
            height: 100%;
            min-height: 360px;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .featured-article:hover .featured-img {
            transform: scale(1.03);
        }
        .featured-article .featured-body {
            padding: 40px 36px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .featured-article .featured-tag {
            display: inline-block;
            background: var(--secondary);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 50px;
            margin-bottom: 14px;
            align-self: flex-start;
        }
        .featured-article h3 {
            font-size: 1.55rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 14px;
            line-height: 1.3;
        }
        .featured-article p {
            color: var(--text-light);
            font-size: 0.95rem;
            margin-bottom: 20px;
        }
        .featured-article .btn-outline-secondary {
            border-color: var(--secondary);
            color: var(--secondary);
            border-radius: 50px;
            padding: 10px 28px;
            font-weight: 600;
            transition: all var(--transition);
            align-self: flex-start;
        }
        .featured-article .btn-outline-secondary:hover {
            background: var(--secondary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(233, 69, 96, 0.25);
        }

        /* ===== Data / Stats ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-item {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 32px 20px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: all var(--transition);
            border: 1px solid var(--border);
        }
        .stat-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--secondary);
        }
        .stat-item .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--secondary);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .stat-item .stat-label {
            font-size: 0.9rem;
            color: var(--text-light);
            font-weight: 500;
        }
        .stat-item .stat-icon {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 12px;
            opacity: 0.6;
        }

        /* ===== Expert Views ===== */
        .expert-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px 24px;
            box-shadow: var(--shadow);
            border-left: 4px solid var(--secondary);
            transition: all var(--transition);
            height: 100%;
        }
        .expert-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .expert-card .expert-avatar {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 700;
            flex-shrink: 0;
        }
        .expert-card .expert-name {
            font-weight: 700;
            color: var(--primary);
            font-size: 1rem;
        }
        .expert-card .expert-title {
            color: var(--text-light);
            font-size: 0.82rem;
        }
        .expert-card .expert-quote {
            color: var(--text);
            font-size: 0.92rem;
            line-height: 1.7;
            margin-top: 12px;
            font-style: italic;
        }
        .expert-card .expert-quote::before {
            content: '\201C';
            font-size: 2rem;
            color: var(--secondary);
            line-height: 0;
            vertical-align: -6px;
            margin-right: 4px;
        }

        /* ===== Newsletter CTA ===== */
        .cta-newsletter {
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            padding: 70px 0;
            position: relative;
        }
        .cta-newsletter::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(26, 26, 46, 0.82);
            z-index: 1;
        }
        .cta-newsletter .container {
            position: relative;
            z-index: 2;
        }
        .cta-newsletter h2 {
            color: #fff;
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-newsletter p {
            color: rgba(255, 255, 255, 0.8);
            max-width: 540px;
            margin: 0 auto 28px;
            font-size: 1.05rem;
        }
        .cta-newsletter .input-group {
            max-width: 540px;
            margin: 0 auto;
            border-radius: 60px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
        }
        .cta-newsletter .input-group input {
            border: none;
            padding: 16px 24px;
            font-size: 1rem;
            border-radius: 60px 0 0 60px !important;
            background: rgba(255, 255, 255, 0.95);
        }
        .cta-newsletter .input-group input:focus {
            box-shadow: none;
            outline: 3px solid var(--secondary);
        }
        .cta-newsletter .input-group button {
            background: var(--secondary);
            border: none;
            color: #fff;
            font-weight: 600;
            padding: 16px 32px;
            border-radius: 0 60px 60px 0 !important;
            transition: all var(--transition);
            font-size: 1rem;
        }
        .cta-newsletter .input-group button:hover {
            background: var(--secondary-light);
            transform: scale(1.02);
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-card);
        }
        .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-sm) !important;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: none;
        }
        .accordion-item:last-child {
            margin-bottom: 0;
        }
        .accordion-button {
            font-weight: 600;
            color: var(--primary);
            background: var(--bg-card);
            padding: 18px 24px;
            font-size: 1rem;
            border: none;
            box-shadow: none !important;
            transition: background var(--transition), color var(--transition);
        }
        .accordion-button:hover {
            background: rgba(233, 69, 96, 0.04);
        }
        .accordion-button:not(.collapsed) {
            background: rgba(233, 69, 96, 0.06);
            color: var(--secondary);
        }
        .accordion-button::after {
            transition: transform var(--transition);
        }
        .accordion-button:focus-visible {
            outline: 3px solid var(--secondary);
            outline-offset: -2px;
        }
        .accordion-body {
            padding: 12px 24px 20px;
            color: var(--text-light);
            font-size: 0.92rem;
            line-height: 1.7;
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 60px 0 30px;
            border-top: 3px solid var(--secondary);
        }
        .footer .footer-top {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.3fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer .logo-text {
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }
        .footer .brand-icon-small {
            width: 36px;
            height: 36px;
            background: var(--secondary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.95rem;
            color: #fff;
        }
        .footer p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            max-width: 360px;
        }
        .footer h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 18px;
            letter-spacing: 0.3px;
        }
        .footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer ul li {
            margin-bottom: 10px;
        }
        .footer ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.88rem;
            transition: color var(--transition), padding-left var(--transition);
            display: inline-block;
        }
        .footer ul li a:hover {
            color: var(--secondary);
            padding-left: 4px;
        }
        .footer ul li a:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 4px;
            border-radius: 4px;
        }
        .footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer .footer-bottom a:hover {
            color: var(--secondary);
        }
        .footer .footer-bottom i {
            margin-right: 4px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .hero-banner h1 {
                font-size: 2.2rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .footer .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .featured-article .featured-body {
                padding: 30px 24px;
            }
            .featured-article .featured-img {
                min-height: 280px;
            }
        }

        @media (max-width: 768px) {
            .hero-banner {
                padding: 56px 0 48px;
            }
            .hero-banner h1 {
                font-size: 1.7rem;
            }
            .hero-banner p {
                font-size: 1rem;
            }
            .section {
                padding: 50px 0;
            }
            .section-header h2 {
                font-size: 1.6rem;
            }
            .featured-article .featured-body {
                padding: 24px 20px;
            }
            .featured-article .featured-img {
                min-height: 220px;
            }
            .card-news .card-img-top {
                height: 180px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-item {
                padding: 24px 16px;
            }
            .stat-item .stat-number {
                font-size: 1.8rem;
            }
            .footer .footer-top {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer {
                padding: 40px 0 24px;
            }
            .cta-newsletter h2 {
                font-size: 1.5rem;
            }
            .cta-newsletter .input-group {
                flex-direction: column;
                border-radius: var(--radius);
            }
            .cta-newsletter .input-group input {
                border-radius: var(--radius) var(--radius) 0 0 !important;
                padding: 14px 18px;
            }
            .cta-newsletter .input-group button {
                border-radius: 0 0 var(--radius) var(--radius) !important;
                padding: 14px 18px;
            }
            .category-tabs .btn-cat {
                font-size: 0.82rem;
                padding: 6px 16px;
            }
            .expert-card {
                padding: 20px 18px;
            }
            .footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .hero-banner h1 {
                font-size: 1.4rem;
            }
            .hero-banner p {
                font-size: 0.9rem;
            }
            .hero-banner .btn {
                padding: 10px 24px;
                font-size: 0.9rem;
            }
            .section-header h2 {
                font-size: 1.35rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .card-news .card-img-top {
                height: 160px;
            }
            .card-news .card-body {
                padding: 18px 16px;
            }
            .featured-article h3 {
                font-size: 1.2rem;
            }
            .cta-newsletter {
                padding: 48px 0;
            }
            .cta-newsletter h2 {
                font-size: 1.25rem;
            }
            .navbar-brand {
                font-size: 1.1rem;
            }
            .brand-text {
                font-size: 1rem;
            }
            .navbar .nav-link {
                padding: 10px 16px !important;
                font-size: 0.9rem;
            }
            .footer .logo-text {
                font-size: 1.1rem;
            }
        }

        /* ===== Utility ===== */
        .text-secondary-custom {
            color: var(--secondary);
        }
        .bg-soft-secondary {
            background: rgba(233, 69, 96, 0.06);
        }
        .rounded-custom {
            border-radius: var(--radius);
        }
        .shadow-custom {
            box-shadow: var(--shadow);
        }
        .gap-section {
            gap: 30px;
        }

        /* ===== Back to Top ===== */
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 48px;
            height: 48px;
            background: var(--secondary);
            color: #fff;
            border: none;
            border-radius: 50%;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 6px 24px rgba(233, 69, 96, 0.35);
            transition: all var(--transition);
            opacity: 0;
            visibility: hidden;
            z-index: 1060;
            cursor: pointer;
        }
        .back-to-top.visible {
            opacity: 1;
            visibility: visible;
        }
        .back-to-top:hover {
            background: var(--secondary-light);
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(233, 69, 96, 0.45);
        }
        .back-to-top:focus-visible {
            outline: 3px solid #fff;
            outline-offset: 3px;
        }

/* roulang page: category3 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #1a2744;
            --primary-light: #2a3f66;
            --primary-dark: #0f1a2b;
            --accent: #e8b84b;
            --accent-hover: #d4a636;
            --accent-light: #f5e6b8;
            --bg-body: #f7f8fa;
            --bg-card: #ffffff;
            --bg-dark: #0f1a2b;
            --bg-section-alt: #f0f2f6;
            --text-primary: #1a2744;
            --text-secondary: #4a5a72;
            --text-muted: #8a9aaa;
            --text-light: #ffffff;
            --text-accent: #e8b84b;
            --border-color: #e4e8ee;
            --border-light: #f0f2f6;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(26, 39, 68, 0.06);
            --shadow-md: 0 6px 24px rgba(26, 39, 68, 0.08);
            --shadow-lg: 0 14px 40px rgba(26, 39, 68, 0.12);
            --shadow-accent: 0 6px 24px rgba(232, 184, 75, 0.25);
            --transition: all 0.25s ease;
            --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --max-width: 1260px;
            --nav-height: 72px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-family);
            background-color: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-hover);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        ul,
        ol {
            padding-left: 0;
            list-style: none;
            margin-bottom: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-primary);
            margin-top: 0;
        }
        p {
            margin-top: 0;
            color: var(--text-secondary);
        }

        /* ===== 容器 ===== */
        .container {
            max-width: var(--max-width);
            padding-left: 24px;
            padding-right: 24px;
            margin-left: auto;
            margin-right: auto;
        }
        @media (max-width: 576px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ===== 导航 ===== */
        header {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: var(--shadow-sm);
        }
        .navbar {
            padding-top: 0;
            padding-bottom: 0;
            min-height: var(--nav-height);
            background: var(--bg-card);
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 0;
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--primary) !important;
            letter-spacing: -0.3px;
        }
        .navbar-brand .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--primary);
            color: var(--accent);
            border-radius: 50%;
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .navbar-brand:hover .brand-icon {
            background: var(--accent);
            color: var(--primary);
            transform: rotate(20deg) scale(1.05);
        }
        .navbar-brand .brand-text {
            color: var(--primary);
        }
        .navbar-nav .nav-item {
            margin: 0 2px;
        }
        .navbar-nav .nav-link {
            padding: 10px 18px;
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-secondary) !important;
            border-radius: var(--radius-sm);
            position: relative;
            transition: var(--transition);
            letter-spacing: 0.2px;
        }
        .navbar-nav .nav-link:hover {
            color: var(--primary) !important;
            background: rgba(26, 39, 68, 0.04);
        }
        .navbar-nav .nav-link.active {
            color: var(--primary) !important;
            background: transparent;
        }
        .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 18px;
            right: 18px;
            height: 3px;
            background: var(--accent);
            border-radius: 4px;
        }
        .navbar-toggler {
            border: none;
            padding: 8px 10px;
            color: var(--primary);
            font-size: 1.4rem;
            background: transparent;
            border-radius: var(--radius-sm);
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(232, 184, 75, 0.3);
        }
        @media (max-width: 767px) {
            .navbar-nav .nav-link {
                padding: 12px 16px;
                border-radius: var(--radius-sm);
            }
            .navbar-nav .nav-link.active::after {
                display: none;
            }
            .navbar-nav .nav-link.active {
                background: rgba(232, 184, 75, 0.12);
                color: var(--primary) !important;
            }
            .navbar-collapse {
                background: var(--bg-card);
                padding: 12px 0 16px;
                border-top: 1px solid var(--border-color);
                margin-top: 0;
            }
        }

        /* ===== Hero / Banner ===== */
        .page-hero {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
            padding: 80px 0 72px;
            position: relative;
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: center;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.15;
            mix-blend-mode: overlay;
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
        }
        .page-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--text-light);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .page-hero p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.82);
            max-width: 640px;
            margin-bottom: 24px;
            line-height: 1.7;
        }
        .page-hero .hero-badge {
            display: inline-block;
            background: var(--accent);
            color: var(--primary-dark);
            padding: 6px 18px;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
            text-transform: uppercase;
        }
        @media (max-width: 768px) {
            .page-hero {
                padding: 56px 0 48px;
                min-height: 240px;
            }
            .page-hero h1 {
                font-size: 2rem;
            }
            .page-hero p {
                font-size: 1rem;
            }
        }
        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 1.65rem;
            }
            .page-hero p {
                font-size: 0.92rem;
            }
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 72px 0;
        }
        .section-alt {
            background: var(--bg-section-alt);
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-primary);
            letter-spacing: -0.3px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto 40px auto;
            text-align: center;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header .section-title {
            position: relative;
            display: inline-block;
        }
        .section-header .section-title::after {
            content: '';
            display: block;
            width: 48px;
            height: 4px;
            background: var(--accent);
            border-radius: 4px;
            margin: 14px auto 0;
        }
        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .section-subtitle {
                font-size: 0.95rem;
                margin-bottom: 28px;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }
        @media (max-width: 520px) {
            .section {
                padding: 36px 0;
            }
            .section-title {
                font-size: 1.3rem;
            }
        }

        /* ===== 卡片 ===== */
        .card-custom {
            background: var(--bg-card);
            border: none;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            overflow: hidden;
            height: 100%;
        }
        .card-custom:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .card-custom .card-body {
            padding: 28px 24px;
        }
        .card-custom .card-img-top {
            border-radius: var(--radius-md) var(--radius-md) 0 0;
            height: 200px;
            object-fit: cover;
        }
        .card-custom .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .card-custom .card-text {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* ===== 徽章 & 标签 ===== */
        .badge-custom {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 40px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            background: var(--accent-light);
            color: var(--primary-dark);
        }
        .badge-tier {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 40px;
            font-size: 0.78rem;
            font-weight: 600;
            background: var(--primary);
            color: var(--accent);
        }
        .badge-tier.gold {
            background: var(--accent);
            color: var(--primary-dark);
        }
        .badge-tier.silver {
            background: #c0c8d4;
            color: var(--primary-dark);
        }

        /* ===== 按钮 ===== */
        .btn-accent {
            background: var(--accent);
            color: var(--primary-dark);
            border: none;
            padding: 12px 32px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 0.95rem;
            transition: var(--transition);
            box-shadow: var(--shadow-accent);
            letter-spacing: 0.3px;
        }
        .btn-accent:hover,
        .btn-accent:focus {
            background: var(--accent-hover);
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(232, 184, 75, 0.35);
        }
        .btn-outline-accent {
            background: transparent;
            color: var(--accent);
            border: 2px solid var(--accent);
            padding: 10px 28px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
        }
        .btn-outline-accent:hover {
            background: var(--accent);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }
        .btn-primary-custom {
            background: var(--primary);
            color: var(--text-light);
            border: none;
            padding: 12px 32px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 0.95rem;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .btn-primary-custom:hover {
            background: var(--primary-light);
            color: var(--text-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .btn-sm-custom {
            padding: 8px 20px;
            font-size: 0.85rem;
        }

        /* ===== 数据 / 统计 ===== */
        .stat-item {
            text-align: center;
            padding: 24px 16px;
        }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            letter-spacing: -1px;
        }
        .stat-label {
            font-size: 0.95rem;
            color: var(--text-muted);
            font-weight: 500;
            margin-top: 6px;
        }
        @media (max-width: 768px) {
            .stat-number {
                font-size: 2rem;
            }
        }

        /* ===== 会员层级卡 ===== */
        .tier-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 36px 28px 32px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            text-align: center;
            border: 2px solid transparent;
            height: 100%;
        }
        .tier-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-5px);
        }
        .tier-card.featured {
            border-color: var(--accent);
            box-shadow: var(--shadow-accent);
        }
        .tier-card .tier-icon {
            font-size: 2.8rem;
            color: var(--accent);
            margin-bottom: 16px;
        }
        .tier-card .tier-name {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .tier-card .tier-price {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 16px;
        }
        .tier-card .tier-price small {
            font-size: 0.9rem;
            font-weight: 400;
            color: var(--text-muted);
        }
        .tier-card ul {
            text-align: left;
            padding: 0 8px;
            margin-top: 20px;
        }
        .tier-card ul li {
            padding: 6px 0 6px 28px;
            position: relative;
            color: var(--text-secondary);
            font-size: 0.92rem;
            border-bottom: 1px solid var(--border-light);
        }
        .tier-card ul li:last-child {
            border-bottom: none;
        }
        .tier-card ul li::before {
            content: '\f00c';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 6px;
            color: var(--accent);
            font-size: 0.85rem;
        }

        /* ===== 权益列表 ===== */
        .benefit-item {
            display: flex;
            gap: 18px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border-light);
            align-items: flex-start;
        }
        .benefit-item:last-child {
            border-bottom: none;
        }
        .benefit-icon {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            background: var(--accent-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-hover);
            font-size: 1.2rem;
        }
        .benefit-content h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 4px;
        }
        .benefit-content p {
            color: var(--text-muted);
            font-size: 0.92rem;
            margin-bottom: 0;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            margin-bottom: 12px;
            box-shadow: var(--shadow-sm);
            border-left: 4px solid var(--accent);
            transition: var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-item .faq-q {
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-primary);
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .faq-item .faq-q i {
            color: var(--accent);
            font-size: 1.1rem;
        }
        .faq-item .faq-a {
            color: var(--text-secondary);
            font-size: 0.95rem;
            padding-left: 28px;
            line-height: 1.7;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
            padding: 72px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            opacity: 0.08;
            mix-blend-mode: overlay;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-light);
            margin-bottom: 16px;
        }
        .cta-section p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 560px;
            margin: 0 auto 32px;
        }
        .cta-section .btn-accent {
            padding: 14px 44px;
            font-size: 1.05rem;
        }
        @media (max-width: 768px) {
            .cta-section {
                padding: 48px 0;
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
            .cta-section p {
                font-size: 0.95rem;
            }
        }

        /* ===== 页脚 ===== */
        .footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 28px;
            font-size: 0.9rem;
        }
        .footer .footer-top {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer .footer-brand .logo-text {
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer .footer-brand .brand-icon-small {
            color: var(--accent);
            font-size: 1.3rem;
        }
        .footer .footer-brand p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.88rem;
            line-height: 1.7;
            max-width: 320px;
        }
        .footer h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .footer ul li {
            margin-bottom: 10px;
        }
        .footer ul li a {
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
            font-size: 0.88rem;
        }
        .footer ul li a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 24px;
            color: rgba(255, 255, 255, 0.4);
            font-size: 0.82rem;
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer .footer-bottom a:hover {
            color: var(--accent);
        }
        @media (max-width: 992px) {
            .footer .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 576px) {
            .footer .footer-top {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-custom {
            padding: 16px 0 8px;
            font-size: 0.88rem;
            color: var(--text-muted);
        }
        .breadcrumb-custom a {
            color: var(--text-muted);
        }
        .breadcrumb-custom a:hover {
            color: var(--primary);
        }
        .breadcrumb-custom span {
            color: var(--text-secondary);
        }
        .breadcrumb-custom .sep {
            margin: 0 8px;
            color: var(--border-color);
        }

        /* ===== 响应式微调 ===== */
        @media (max-width: 992px) {
            .tier-card {
                padding: 28px 20px 24px;
            }
            .tier-card .tier-price {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 768px) {
            .benefit-item {
                flex-direction: column;
                gap: 10px;
            }
            .benefit-icon {
                width: 40px;
                height: 40px;
                font-size: 1rem;
            }
            .faq-item {
                padding: 16px 18px;
            }
            .faq-item .faq-a {
                padding-left: 0;
            }
        }
        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 1.5rem;
            }
            .stat-number {
                font-size: 1.6rem;
            }
            .tier-card .tier-name {
                font-size: 1.15rem;
            }
            .tier-card .tier-price {
                font-size: 1.3rem;
            }
        }

        /* ===== 辅助 ===== */
        .text-accent {
            color: var(--accent) !important;
        }
        .bg-accent-soft {
            background: var(--accent-light);
        }
        .gap-grid {
            gap: 24px;
        }
        .mb-section {
            margin-bottom: 48px;
        }
        @media (max-width: 576px) {
            .gap-grid {
                gap: 16px;
            }
        }