/* roulang page: index */
:root {
        --primary: #C6A15B;
        --primary-light: #D8BE8A;
        --primary-dark: #A58548;
        --dark: #1C1A17;
        --dark-soft: #252220;
        --bg: #FAF8F4;
        --bg-alt: #F0ECE6;
        --text: #3B3732;
        --text-light: #8B8378;
        --border: #E3DDD4;
        --radius-lg: 18px;
        --radius-md: 12px;
        --radius-sm: 8px;
        --shadow: 0 2px 12px rgba(28, 26, 23, 0.05);
        --shadow-hover: 0 8px 28px rgba(28, 26, 23, 0.12);
        --font-cn: -apple-system, BlinkMacSystemFont, "PingFang SC", "Source Han Sans SC", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
        --font-en: "Inter", "Helvetica Neue", Arial, sans-serif;
        --transition: all 0.3s ease;
    }

    *,
    *::before,
    *::after {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }
    html::-webkit-scrollbar {
        width: 8px;
    }
    html::-webkit-scrollbar-track {
        background: var(--bg);
    }
    html::-webkit-scrollbar-thumb {
        background: var(--border);
        border-radius: 4px;
    }
    body {
        font-family: var(--font-cn);
        font-size: 16px;
        line-height: 1.75;
        color: var(--text);
        background: var(--bg);
        -webkit-font-smoothing: antialiased;
        overflow-x: hidden;
    }
    a {
        color: inherit;
        text-decoration: none;
        transition: var(--transition);
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    button,
    input,
    select,
    textarea {
        font-family: inherit;
        font-size: inherit;
    }
    .container {
        max-width: 1200px;
        padding-left: 20px;
        padding-right: 20px;
    }
    .section {
        padding: 88px 0;
    }
    @media (max-width: 767px) {
        .section {
            padding: 48px 0;
        }
    }

    .section-head {
        margin-bottom: 48px;
    }
    .section-head h2 {
        font-size: clamp(1.4rem, 2.2vw, 1.9rem);
        font-weight: 700;
        color: var(--dark);
        margin-bottom: 8px;
        letter-spacing: -0.02em;
    }
    .section-head p {
        font-size: 15px;
        color: var(--text-light);
        max-width: 560px;
    }
    .section-more {
        font-size: 14px;
        font-weight: 600;
        color: var(--primary-dark);
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .section-more:hover {
        color: var(--primary);
        gap: 10px;
    }
    @media (max-width: 767px) {
        .section-head {
            margin-bottom: 28px;
        }
        .section-more {
            font-size: 13px;
        }
    }

    .btn {
        border-radius: 8px;
        font-weight: 600;
        font-size: 15px;
        padding: 10px 24px;
        transition: var(--transition);
        border: none;
        cursor: pointer;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
    }
    .btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(28, 26, 23, 0.12);
    }
    .btn:active {
        transform: scale(0.98);
    }
    .btn:focus-visible,
    .btn:focus {
        outline: 2px solid rgba(198, 161, 91, 0.3);
        outline-offset: 2px;
        box-shadow: none;
    }
    .btn-primary {
        background: var(--primary);
        color: var(--dark);
    }
    .btn-primary:hover {
        background: var(--primary-light);
        color: var(--dark);
    }
    .btn-outline-light {
        background: transparent;
        border: 2px solid rgba(255, 255, 255, 0.75);
        color: #fff;
    }
    .btn-outline-light:hover {
        border-color: var(--primary);
        color: var(--primary);
        background: rgba(198, 161, 91, 0.08);
    }
    .btn-dark {
        background: var(--dark);
        color: #fff;
    }
    .btn-dark:hover {
        background: var(--dark-soft);
        color: var(--primary);
    }
    .btn-lg {
        padding: 14px 36px;
        font-size: 16px;
    }
    .btn-block {
        width: 100%;
    }

    .site-header {
        position: sticky;
        top: 0;
        z-index: 1000;
        background: rgba(250, 248, 244, 0.85);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        border-bottom: 1px solid rgba(227, 221, 212, 0.7);
        transition: var(--transition);
    }
    .site-header.scrolled {
        background: rgba(250, 248, 244, 0.97);
        box-shadow: 0 4px 24px rgba(28, 26, 23, 0.08);
    }
    .site-header .navbar {
        padding: 14px 0;
        min-height: 72px;
    }
    .brand-logo {
        display: flex;
        align-items: center;
        gap: 12px;
    }
    .brand-logo .brand-icon {
        width: 40px;
        height: 40px;
        background: linear-gradient(135deg, var(--primary), var(--primary-dark));
        border-radius: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 18px;
        box-shadow: 0 4px 12px rgba(198, 161, 91, 0.3);
    }
    .brand-logo .brand-text {
        font-size: 20px;
        font-weight: 700;
        color: var(--dark);
        letter-spacing: 0.02em;
        line-height: 1.2;
    }
    .brand-logo .brand-text small {
        display: block;
        font-size: 11px;
        font-weight: 400;
        color: var(--text-light);
        letter-spacing: 0.08em;
    }
    .nav-chips {
        display: flex;
        gap: 6px;
        align-items: center;
    }
    .chip {
        display: inline-flex;
        align-items: center;
        padding: 8px 18px;
        border-radius: 999px;
        font-size: 14px;
        font-weight: 600;
        color: var(--text);
        background: transparent;
        transition: var(--transition);
        white-space: nowrap;
    }
    .chip:hover {
        background: var(--bg-alt);
        color: var(--dark);
    }
    .chip.active {
        background: var(--primary);
        color: var(--dark);
        box-shadow: 0 2px 8px rgba(198, 161, 91, 0.3);
    }
    .btn-nav {
        padding: 8px 20px;
        font-size: 14px;
    }
    .navbar-toggler {
        border: 1px solid var(--border);
        border-radius: 8px;
        padding: 6px 12px;
        background: transparent;
        color: var(--dark);
        font-size: 18px;
        line-height: 1;
    }
    .navbar-toggler:hover {
        background: var(--bg-alt);
    }
    .navbar-toggler:focus {
        outline: 2px solid rgba(198, 161, 91, 0.3);
        outline-offset: 2px;
        box-shadow: none;
    }
    .mobile-nav {
        padding: 12px 0 20px;
        border-top: 1px solid var(--border);
        background: var(--bg);
    }
    .mobile-nav .container {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 8px;
        padding-top: 12px;
    }
    .mobile-nav .mobile-link {
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 12px 16px;
        border-radius: 10px;
        font-size: 15px;
        font-weight: 500;
        color: var(--text);
        background: var(--bg-alt);
        transition: var(--transition);
    }
    .mobile-nav .mobile-link:hover {
        background: var(--border);
    }
    .mobile-nav .mobile-link.active {
        background: var(--primary);
        color: var(--dark);
        font-weight: 600;
    }
    .mobile-nav .btn {
        grid-column: 1 / -1;
    }

    .hero-section {
        padding: 48px 0 88px;
        background: var(--bg);
        position: relative;
    }
    .hero-card {
        position: relative;
        width: 100%;
        max-width: 420px;
        aspect-ratio: 9 / 15;
        border-radius: 24px;
        overflow: hidden;
        background-image: url('/assets/images/backpic/back-1.webp');
        background-size: cover;
        background-position: center;
        margin: 0 auto;
        box-shadow: 0 16px 48px rgba(28, 26, 23, 0.2);
    }
    .hero-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, rgba(28, 26, 23, 0.1) 0%, rgba(28, 26, 23, 0.4) 45%, rgba(28, 26, 23, 0.82) 100%);
    }
    .hero-content {
        position: absolute;
        left: 0;
        right: 0;
        bottom: 0;
        padding: 32px 28px;
        color: #fff;
    }
    .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: rgba(198, 161, 91, 0.2);
        border: 1px solid rgba(198, 161, 91, 0.4);
        backdrop-filter: blur(4px);
        color: var(--primary-light);
        font-size: 12px;
        font-weight: 600;
        padding: 4px 12px;
        border-radius: 999px;
        margin-bottom: 14px;
        letter-spacing: 0.04em;
    }
    .hero-content h1 {
        font-size: clamp(2.2rem, 4vw, 3.2rem);
        font-weight: 700;
        color: #fff;
        line-height: 1.2;
        margin-bottom: 12px;
        letter-spacing: 0.01em;
        text-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
    }
    .hero-sub {
        font-size: 15px;
        line-height: 1.7;
        color: rgba(255, 255, 255, 0.8);
        margin-bottom: 24px;
        max-width: 90%;
    }
    .hero-actions {
        display: flex;
        gap: 12px;
        flex-wrap: wrap;
    }
    .hero-actions .btn {
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
    }
    .hero-actions .btn-primary {
        background: var(--primary);
        color: var(--dark);
        border: none;
    }
    .hero-actions .btn-primary:hover {
        background: var(--primary-light);
    }
    .hero-actions .btn-outline-light {
        border: 2px solid rgba(255, 255, 255, 0.7);
        background: rgba(255, 255, 255, 0.06);
        color: #fff;
    }
    .hero-actions .btn-outline-light:hover {
        border-color: var(--primary);
        color: var(--primary);
        background: rgba(198, 161, 91, 0.12);
    }
    .hero-float {
        position: absolute;
        top: 24px;
        right: 24px;
        background: rgba(255, 255, 255, 0.15);
        backdrop-filter: blur(8px);
        border: 1px solid rgba(255, 255, 255, 0.25);
        border-radius: 12px;
        padding: 8px 14px;
        font-size: 13px;
        color: #fff;
        display: flex;
        align-items: center;
        gap: 8px;
        font-weight: 600;
    }

    .brand-intro {
        padding: 64px 0;
        background: var(--bg);
    }
    .brand-intro-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 48px;
        align-items: center;
        background: #fff;
        border-radius: var(--radius-lg);
        padding: 44px 48px;
        border: 1px solid var(--border);
        box-shadow: var(--shadow);
    }
    .brand-intro-text h2 {
        font-size: clamp(1.3rem, 2vw, 1.7rem);
        font-weight: 700;
        margin-bottom: 12px;
        color: var(--dark);
    }
    .brand-intro-text p {
        font-size: 15px;
        color: var(--text-light);
        line-height: 1.8;
        margin-bottom: 0;
    }
    .brand-stats {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }
    .stat-item {
        text-align: center;
        background: var(--bg);
        border-radius: var(--radius-md);
        padding: 20px 16px;
        border: 1px solid var(--border);
        transition: var(--transition);
    }
    .stat-item:hover {
        border-color: var(--primary);
        box-shadow: var(--shadow-hover);
    }
    .stat-num {
        display: block;
        font-family: var(--font-en);
        font-size: 1.6rem;
        font-weight: 700;
        color: var(--primary-dark);
    }
    .stat-label {
        font-size: 13px;
        color: var(--text-light);
        margin-top: 4px;
    }

    .news-section {
        padding: 88px 0;
        background: var(--bg);
    }
    .news-card {
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        padding: 24px;
        height: 100%;
        transition: var(--transition);
        display: flex;
        flex-direction: column;
    }
    .news-card:hover {
        box-shadow: var(--shadow-hover);
        border-color: rgba(198, 161, 91, 0.3);
        transform: translateY(-2px);
    }
    .news-large {
        padding: 32px;
        border-radius: var(--radius-lg);
        justify-content: space-between;
    }
    .news-cat {
        display: inline-block;
        background: var(--bg-alt);
        color: var(--primary-dark);
        font-size: 12px;
        font-weight: 600;
        padding: 4px 12px;
        border-radius: 6px;
        margin-bottom: 12px;
        align-self: flex-start;
    }
    .news-card h3 {
        font-size: 17px;
        font-weight: 600;
        line-height: 1.5;
        margin-bottom: 8px;
        color: var(--dark);
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .news-large h3 {
        font-size: 22px;
    }
    .news-card h3 a:hover {
        color: var(--primary-dark);
    }
    .news-card p {
        font-size: 14px;
        color: var(--text-light);
        line-height: 1.65;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        margin-bottom: 14px;
        flex-grow: 1;
    }
    .news-meta {
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-size: 13px;
        color: var(--text-light);
        border-top: 1px solid var(--border);
        padding-top: 14px;
    }
    .news-read {
        color: var(--primary-dark);
        font-weight: 600;
        font-size: 13px;
        display: inline-flex;
        align-items: center;
        gap: 4px;
    }
    .news-read:hover {
        color: var(--primary);
    }
    .news-empty {
        text-align: center;
        padding: 60px 20px;
        background: #fff;
        border-radius: var(--radius-lg);
        border: 1px dashed var(--border);
    }
    .news-empty i {
        font-size: 48px;
        color: var(--border);
        margin-bottom: 16px;
    }
    .news-empty p {
        font-size: 16px;
        font-weight: 500;
        color: var(--text-light);
        margin-bottom: 4px;
    }
    .news-empty span {
        font-size: 13px;
        color: var(--text-light);
        opacity: 0.8;
    }

    .featured-section {
        padding: 88px 0;
        background: var(--bg-alt);
    }
    .feature-card {
        background: #fff;
        border-radius: var(--radius-md);
        overflow: hidden;
        border: 1px solid var(--border);
        transition: var(--transition);
        height: 100%;
    }
    .feature-card:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-4px);
    }
    .feature-media {
        position: relative;
        aspect-ratio: 3 / 4;
        overflow: hidden;
        background: var(--dark);
    }
    .feature-media img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.4s ease;
    }
    .feature-card:hover .feature-media img {
        transform: scale(1.04);
    }
    .feature-play {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 48px;
        height: 48px;
        background: rgba(255, 255, 255, 0.25);
        backdrop-filter: blur(8px);
        border: 1px solid rgba(255, 255, 255, 0.4);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 16px;
        transition: var(--transition);
        cursor: pointer;
    }
    .feature-card:hover .feature-play {
        background: var(--primary);
        color: var(--dark);
        border-color: var(--primary);
    }
    .feature-duration {
        position: absolute;
        top: 10px;
        right: 10px;
        background: rgba(0, 0, 0, 0.6);
        color: #fff;
        font-size: 12px;
        font-family: var(--font-en);
        padding: 2px 8px;
        border-radius: 6px;
        font-weight: 600;
    }
    .feature-hot {
        position: absolute;
        left: 10px;
        bottom: 10px;
        background: rgba(0, 0, 0, 0.55);
        color: #fff;
        font-size: 12px;
        padding: 4px 10px;
        border-radius: 6px;
        display: flex;
        align-items: center;
        gap: 5px;
        font-family: var(--font-en);
    }
    .feature-hot i {
        color: var(--primary);
    }
    .feature-info {
        padding: 16px;
    }
    .feature-info h3 {
        font-size: 15px;
        font-weight: 600;
        line-height: 1.5;
        margin-bottom: 8px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .feature-tag {
        font-size: 12px;
        color: var(--primary-dark);
        background: var(--bg-alt);
        padding: 3px 10px;
        border-radius: 6px;
        font-weight: 500;
    }

    .list-section {
        padding: 88px 0;
        background: var(--bg);
    }
    .list-items {
        display: flex;
        flex-direction: column;
        gap: 16px;
    }
    .list-item {
        display: flex;
        align-items: center;
        gap: 20px;
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        padding: 20px 24px;
        transition: var(--transition);
    }
    .list-item:hover {
        box-shadow: var(--shadow-hover);
        border-color: rgba(198, 161, 91, 0.4);
        transform: translateX(4px);
    }
    .list-num {
        font-size: 1.6rem;
        font-weight: 600;
        color: var(--primary);
        font-family: var(--font-en);
        min-width: 48px;
    }
    .list-info {
        flex: 1;
    }
    .list-info h3 {
        font-size: 16px;
        font-weight: 600;
        margin-bottom: 2px;
        color: var(--dark);
    }
    .list-info p {
        font-size: 14px;
        color: var(--text-light);
        margin-bottom: 6px;
    }
    .list-tags {
        display: flex;
        gap: 6px;
        flex-wrap: wrap;
    }
    .list-tags span {
        font-size: 12px;
        background: var(--bg-alt);
        color: var(--text);
        padding: 2px 10px;
        border-radius: 6px;
        border: 1px solid transparent;
        font-weight: 500;
        transition: var(--transition);
    }
    .list-tags span:hover {
        border-color: var(--primary);
        color: var(--primary-dark);
    }
    .btn-list {
        background: transparent;
        border: 1px solid var(--border);
        color: var(--text-light);
        font-size: 13px;
        font-weight: 500;
        padding: 6px 14px;
        border-radius: 8px;
        transition: var(--transition);
        display: inline-flex;
        align-items: center;
        gap: 6px;
        white-space: nowrap;
    }
    .btn-list:hover {
        border-color: var(--primary);
        color: var(--primary-dark);
        background: rgba(198, 161, 91, 0.06);
    }
    .btn-list .fa-heart {
        transition: var(--transition);
    }
    .btn-list:hover .fa-heart {
        color: var(--primary);
    }

    .review-section {
        padding: 88px 0;
        background: var(--dark);
        color: #fff;
    }
    .review-section .section-head h2 {
        color: #fff;
    }
    .review-section .section-head p {
        color: rgba(255, 255, 255, 0.6);
    }
    .review-scroll {
        display: flex;
        gap: 20px;
        overflow-x: auto;
        padding: 8px 4px 20px;
        scroll-behavior: smooth;
    }
    .review-scroll::-webkit-scrollbar {
        height: 4px;
    }
    .review-scroll::-webkit-scrollbar-track {
        background: rgba(255, 255, 255, 0.1);
        border-radius: 2px;
    }
    .review-scroll::-webkit-scrollbar-thumb {
        background: rgba(255, 255, 255, 0.2);
        border-radius: 2px;
    }
    .review-card {
        min-width: 300px;
        max-width: 300px;
        background: rgba(255, 255, 255, 0.06);
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: var(--radius-md);
        padding: 24px;
        transition: var(--transition);
        display: flex;
        flex-direction: column;
        gap: 12px;
    }
    .review-card:hover {
        background: rgba(255, 255, 255, 0.1);
        transform: translateY(-2px);
    }
    .review-header {
        display: flex;
        align-items: center;
        gap: 12px;
    }
    .review-avatar {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        overflow: hidden;
        border: 2px solid var(--primary);
        flex-shrink: 0;
    }
    .review-avatar img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    .review-name {
        font-size: 14px;
        font-weight: 600;
    }
    .review-stars {
        color: var(--primary);
        font-size: 14px;
        letter-spacing: 2px;
    }
    .review-card p {
        font-size: 14px;
        line-height: 1.6;
        color: rgba(255, 255, 255, 0.75);
        display: -webkit-box;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
        overflow: hidden;
        margin-bottom: 0;
        flex-grow: 1;
    }
    .review-time {
        font-size: 12px;
        color: rgba(255, 255, 255, 0.4);
        font-family: var(--font-en);
    }

    .faq-section {
        padding: 88px 0;
        background: var(--bg);
    }
    .custom-accordion .accordion-item {
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius-md) !important;
        margin-bottom: 12px;
        overflow: hidden;
        box-shadow: var(--shadow);
    }
    .custom-accordion .accordion-button {
        background: #fff;
        color: var(--dark);
        font-weight: 600;
        font-size: 15px;
        padding: 18px 24px;
        border: none;
        box-shadow: none;
        border-radius: 0 !important;
        position: relative;
        transition: var(--transition);
    }
    .custom-accordion .accordion-button:not(.collapsed) {
        background: #fff;
        color: var(--primary-dark);
    }
    .custom-accordion .accordion-button:focus {
        box-shadow: none;
        outline: 2px solid rgba(198, 161, 91, 0.3);
        outline-offset: -2px;
        z-index: 1;
    }
    .custom-accordion .accordion-button::after {
        background: none;
        font-family: "Font Awesome 6 Free";
        font-weight: 900;
        content: "\f067";
        color: var(--primary);
        font-size: 14px;
        width: auto;
        height: auto;
        line-height: 1;
        transition: transform 0.3s ease;
    }
    .custom-accordion .accordion-button:not(.collapsed)::after {
        transform: rotate(45deg);
    }
    .custom-accordion .accordion-body {
        padding: 0 24px 20px;
        font-size: 14px;
        color: var(--text-light);
        line-height: 1.75;
    }

    .cta-section {
        padding: 88px 0;
        background: var(--dark);
        position: relative;
        overflow: hidden;
    }
    .cta-section::before {
        content: '';
        position: absolute;
        inset: 0;
        background-image: url('/assets/images/backpic/back-3.webp');
        background-size: cover;
        background-position: center;
        opacity: 0.3;
    }
    .cta-section .container {
        position: relative;
        z-index: 1;
    }
    .cta-card {
        text-align: center;
        max-width: 640px;
        margin: 0 auto;
        color: #fff;
        padding: 40px 0;
    }
    .cta-card h2 {
        font-size: clamp(1.6rem, 3vw, 2.4rem);
        font-weight: 700;
        margin-bottom: 14px;
        color: #fff;
    }
    .cta-card p {
        font-size: 16px;
        color: rgba(255, 255, 255, 0.75);
        margin-bottom: 28px;
        line-height: 1.7;
    }

    .site-footer {
        background: var(--dark);
        color: rgba(255, 255, 255, 0.7);
        padding: 64px 0 0;
    }
    .footer-top {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr 1fr;
        gap: 40px;
        padding-bottom: 48px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .footer-brand .brand-logo {
        margin-bottom: 16px;
    }
    .footer-brand .brand-logo .brand-text {
        color: #fff;
    }
    .footer-brand .brand-logo .brand-text small {
        color: rgba(255, 255, 255, 0.4);
    }
    .footer-brand p {
        font-size: 14px;
        line-height: 1.7;
        color: rgba(255, 255, 255, 0.55);
        margin-bottom: 20px;
    }
    .footer-title {
        font-size: 15px;
        font-weight: 600;
        color: #fff;
        margin-bottom: 16px;
    }
    .footer-links {
        list-style: none;
        padding: 0;
        margin: 0;
        display: flex;
        flex-direction: column;
        gap: 10px;
    }
    .footer-links a {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.55);
        transition: var(--transition);
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .footer-links a:hover {
        color: var(--primary);
        padding-left: 4px;
    }
    .footer-contact {
        list-style: none;
        padding: 0;
        margin: 0;
        display: flex;
        flex-direction: column;
        gap: 12px;
    }
    .footer-contact li {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.55);
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .footer-contact i {
        color: var(--primary);
        width: 16px;
        text-align: center;
    }
    .footer-bottom {
        padding: 24px 0;
        text-align: center;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.35);
        border-top: 1px solid rgba(255, 255, 255, 0.06);
    }
    .footer-bottom a {
        color: rgba(255, 255, 255, 0.45);
    }
    .footer-bottom a:hover {
        color: var(--primary);
    }
    .footer-bottom .sep {
        margin: 0 8px;
        opacity: 0.4;
    }

    @media (max-width: 991.98px) {
        .nav-chips {
            padding: 16px 0;
            flex-wrap: wrap;
        }
        .brand-intro-grid {
            grid-template-columns: 1fr;
            padding: 32px;
        }
        .brand-stats {
            grid-template-columns: repeat(4, 1fr);
        }
        .footer-top {
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }
        .footer-brand {
            grid-column: 1 / -1;
        }
        .hero-card {
            max-width: 100%;
            aspect-ratio: 4 / 5;
        }
    }

    @media (max-width: 767px) {
        .hero-section {
            padding: 24px 0 48px;
        }
        .hero-card {
            aspect-ratio: 9 / 14;
            max-height: 75vh;
        }
        .hero-content {
            padding: 24px 20px;
        }
        .hero-content h1 {
            font-size: 2rem;
        }
        .hero-sub {
            font-size: 14px;
            margin-bottom: 18px;
        }
        .hero-actions {
            flex-direction: column;
        }
        .hero-actions .btn {
            width: 100%;
        }
        .brand-intro-grid {
            padding: 24px;
            gap: 28px;
        }
        .brand-stats {
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }
        .stat-item {
            padding: 16px 12px;
        }
        .stat-num {
            font-size: 1.3rem;
        }
        .list-item {
            flex-wrap: wrap;
            gap: 12px;
            padding: 16px;
        }
        .list-num {
            min-width: 36px;
            font-size: 1.4rem;
        }
        .list-info {
            width: calc(100% - 48px);
        }
        .btn-list {
            margin-left: 48px;
        }
        .review-card {
            min-width: 260px;
            max-width: 260px;
        }
        .footer-top {
            grid-template-columns: 1fr;
            gap: 24px;
        }
        .footer-brand {
            grid-column: auto;
        }
        .section {
            padding: 48px 0;
        }
        .section-head {
            margin-bottom: 28px;
        }
    }

    @media (min-width: 992px) {
        .mobile-nav {
            display: none;
        }
    }

    @media (max-width: 991.98px) {
        .navbar-nav {
            margin-top: 12px;
        }
        .btn-nav {
            display: none;
        }
        .nav-chips {
            justify-content: center;
        }
    }

/* roulang page: article */
:root {
            --gold: #C6A15B;
            --gold-light: #D6BC83;
            --gold-deep: #A9884A;
            --ink: #1C1A17;
            --warm: #FAF8F4;
            --rock: #F0ECE6;
            --text-main: #3B3732;
            --text-muted: #8B8378;
            --line: #E3DDD4;
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --radius-full: 999px;
            --shadow-1: 0 2px 12px rgba(28, 26, 23, 0.05);
            --shadow-2: 0 8px 28px rgba(28, 26, 23, 0.12);
            --font-sans: 'PingFang SC', 'Source Han Sans SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
            --font-num: 'Inter', 'Helvetica Neue', Helvetica, Arial, sans-serif;
        }
        *, *::before, *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            color: var(--text-main);
            background: var(--warm);
            line-height: 1.75;
            margin: 0;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.3s ease;
        }
        a:hover {
            color: var(--gold-deep);
        }
        img {
            max-width: 100%;
            height: auto;
        }
        .container {
            max-width: 1200px;
        }
        .row > * {
            padding-left: 12px;
            padding-right: 12px;
        }
        .btn {
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 10px 24px;
            border: 1px solid transparent;
            transition: all 0.3s ease;
            font-size: 15px;
        }
        .btn-primary {
            background: var(--gold);
            border-color: var(--gold);
            color: var(--ink);
        }
        .btn-primary:hover, .btn-primary:focus {
            background: var(--gold-light);
            border-color: var(--gold-light);
            color: var(--ink);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(198, 161, 91, 0.35);
        }
        .btn-primary:active {
            transform: scale(0.98);
        }
        .btn-outline-dark-custom {
            background: transparent;
            border: 1.5px solid var(--ink);
            color: var(--ink);
        }
        .btn-outline-dark-custom:hover, .btn-outline-dark-custom:focus {
            background: var(--ink);
            border-color: var(--ink);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(28, 26, 23, 0.2);
        }
        .btn-outline-dark-custom:active {
            transform: scale(0.98);
        }
        .btn:focus-visible, .chip:focus-visible, a:focus-visible {
            outline: 3px solid rgba(198, 161, 91, 0.35);
            outline-offset: 2px;
        }
        .btn-nav {
            padding: 8px 20px;
            font-size: 14px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
        }
        .navbar {
            background: rgba(250, 248, 244, 0.85);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(227, 221, 212, 0.7);
            padding: 14px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            transition: all 0.3s ease;
        }
        .navbar.is-scrolled {
            background: rgba(250, 248, 244, 0.98);
            box-shadow: 0 4px 20px rgba(28, 26, 23, 0.08);
        }
        .navbar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 40px;
            height: 40px;
            background: var(--ink);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold);
            font-size: 18px;
            flex-shrink: 0;
        }
        .brand-text {
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--ink);
            line-height: 1.15;
            letter-spacing: 0.01em;
        }
        .brand-text small {
            display: block;
            font-size: 0.7rem;
            color: var(--text-muted);
            font-weight: 600;
            letter-spacing: 0.12em;
        }
        .nav-chips {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            align-items: center;
        }
        .nav-chips .chip {
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            background: transparent;
            text-decoration: none;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .nav-chips .chip:hover {
            background: var(--rock);
            color: var(--ink);
        }
        .nav-chips .chip.active {
            background: var(--gold);
            color: var(--ink);
        }
        .navbar-toggler {
            border: none;
            background: transparent;
            color: var(--ink);
            font-size: 1.3rem;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
        }
        .navbar-toggler:hover, .navbar-toggler:focus {
            background: var(--rock);
        }
        .navbar-collapse {
            flex-grow: 0;
        }
        @media (max-width: 991.98px) {
            .navbar .container {
                flex-wrap: wrap;
            }
            .navbar-collapse {
                width: 100%;
                border-top: 1px solid var(--line);
                padding-top: 16px;
                margin-top: 12px;
            }
            .nav-chips {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 10px;
                width: 100%;
                margin-bottom: 14px;
            }
            .nav-chips .chip {
                text-align: center;
                background: var(--rock);
                padding: 10px 12px;
            }
            .nav-chips .chip.active {
                background: var(--gold);
            }
            .btn-nav {
                width: 100%;
                display: block;
                text-align: center;
            }
        }
        .breadcrumb-wrap {
            padding: 22px 0 8px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: var(--text-muted);
        }
        .breadcrumb-nav a:hover {
            color: var(--gold-deep);
        }
        .breadcrumb-nav .divider {
            opacity: 0.5;
        }
        .breadcrumb-nav .current {
            color: var(--text-main);
            font-weight: 600;
            max-width: 260px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .article-head {
            padding: 28px 0 30px;
        }
        .category-badge {
            display: inline-block;
            padding: 5px 16px;
            background: var(--rock);
            border-radius: var(--radius-full);
            color: var(--text-main);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }
        .category-badge i {
            color: var(--gold);
            margin-right: 4px;
        }
        .article-head h1 {
            font-size: clamp(1.8rem, 3vw, 2.6rem);
            font-weight: 800;
            line-height: 1.35;
            color: var(--ink);
            margin: 16px 0 14px;
            letter-spacing: -0.01em;
        }
        .article-meta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            font-size: 13px;
            color: var(--text-muted);
            padding-top: 14px;
            border-top: 1px solid var(--line);
        }
        .article-meta-row .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .article-meta-row .meta-item i {
            color: var(--gold);
        }
        .article-main {
            padding: 10px 0 70px;
        }
        .article-content-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 44px 48px;
            box-shadow: var(--shadow-1);
            border: 1px solid rgba(227, 221, 212, 0.6);
            transition: box-shadow .3s ease;
        }
        .article-content-card:hover {
            box-shadow: var(--shadow-2);
        }
        .article-body {
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-main);
            word-break: break-word;
            overflow-wrap: break-word;
        }
        .article-body h2 {
            font-size: 1.65rem;
            font-weight: 700;
            color: var(--ink);
            margin: 36px 0 16px;
            padding-left: 14px;
            border-left: 4px solid var(--gold);
        }
        .article-body h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--ink);
            margin: 28px 0 12px;
        }
        .article-body h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--ink);
            margin: 22px 0 10px;
        }
        .article-body p {
            margin-bottom: 20px;
        }
        .article-body ul, .article-body ol {
            padding-left: 1.5rem;
            margin-bottom: 20px;
        }
        .article-body li {
            margin-bottom: 6px;
        }
        .article-body blockquote {
            border-left: 4px solid var(--gold);
            background: var(--rock);
            padding: 18px 22px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            color: var(--text-main);
            margin: 24px 0;
            font-style: normal;
        }
        .article-body blockquote p {
            margin-bottom: 0;
        }
        .article-body img {
            display: block;
            max-width: 100%;
            margin: 26px auto;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-1);
        }
        .article-body a {
            color: var(--gold-deep);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-body a:hover {
            color: var(--ink);
        }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: 14px;
        }
        .article-body table th, .article-body table td {
            border: 1px solid var(--line);
            padding: 10px 14px;
        }
        .article-body table th {
            background: var(--rock);
            font-weight: 700;
        }
        .article-body hr {
            border: none;
            border-top: 1px solid var(--line);
            margin: 32px 0;
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 32px;
            padding-top: 22px;
            border-top: 1px solid var(--line);
        }
        .article-tags .tag-item {
            font-size: 13px;
            color: var(--text-main);
            background: var(--rock);
            border-radius: var(--radius-full);
            padding: 5px 14px;
            text-decoration: none;
            border: 1px solid transparent;
            transition: all .25s ease;
        }
        .article-tags .tag-item:hover {
            border-color: var(--gold);
            color: var(--gold-deep);
            background: #fff;
        }
        .sticky-sidebar {
            position: sticky;
            top: 96px;
        }
        .sidebar-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 26px 22px;
            box-shadow: var(--shadow-1);
            border: 1px solid rgba(227, 221, 212, 0.6);
            margin-bottom: 20px;
        }
        .sidebar-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 18px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--gold);
            display: inline-block;
            letter-spacing: 0.01em;
        }
        .sidebar-title i {
            color: var(--gold);
            margin-right: 6px;
        }
        .related-item {
            display: flex;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid var(--line);
            text-decoration: none;
            transition: all .25s ease;
            align-items: flex-start;
        }
        .related-item:last-of-type {
            border-bottom: none;
            padding-bottom: 4px;
        }
        .related-item:hover {
            transform: translateX(4px);
        }
        .related-thumb {
            width: 76px;
            height: 56px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--rock);
        }
        .related-info {
            flex: 1;
            min-width: 0;
        }
        .related-label {
            font-size: 11px;
            color: var(--gold-deep);
            font-weight: 600;
            display: block;
            margin-bottom: 3px;
            letter-spacing: 0.04em;
        }
        .related-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin: 0;
            transition: color .25s ease;
        }
        .related-item:hover .related-title {
            color: var(--gold-deep);
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .tag-item-side {
            padding: 6px 14px;
            border-radius: var(--radius-full);
            background: var(--rock);
            font-size: 12px;
            font-weight: 600;
            color: var(--text-main);
            text-decoration: none;
            border: 1px solid transparent;
            transition: all .25s ease;
        }
        .tag-item-side:hover {
            background: var(--gold);
            color: var(--ink);
            border-color: var(--gold);
            transform: translateY(-1px);
        }
        .end-recommend {
            padding: 56px 0 16px;
        }
        .section-head {
            margin-bottom: 32px;
        }
        .section-head h2 {
            font-size: clamp(1.5rem, 2.4vw, 2rem);
            font-weight: 800;
            color: var(--ink);
            margin-bottom: 6px;
        }
        .section-head p {
            color: var(--text-muted);
            font-size: 15px;
            margin-bottom: 0;
        }
        .recommend-card {
            display: block;
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-1);
            border: 1px solid rgba(227, 221, 212, 0.6);
            transition: all .35s ease;
            height: 100%;
        }
        .recommend-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-2);
        }
        .recommend-img {
            position: relative;
            aspect-ratio: 4 / 3;
            overflow: hidden;
            background: var(--rock);
        }
        .recommend-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .recommend-card:hover .recommend-img img {
            transform: scale(1.05);
        }
        .recommend-body {
            padding: 18px;
        }
        .recommend-tag {
            font-size: 12px;
            color: var(--gold-deep);
            font-weight: 600;
            letter-spacing: 0.04em;
            display: block;
            margin-bottom: 6px;
        }
        .recommend-body h5 {
            font-size: 15px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.5;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .recommend-meta {
            font-size: 12px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .back-link-row {
            padding: 30px 0 0;
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .back-link-row .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .empty-state {
            text-align: center;
            padding: 90px 30px;
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-1);
            border: 1px solid rgba(227, 221, 212, 0.6);
            max-width: 720px;
            margin: 50px auto;
        }
        .empty-state .empty-icon {
            font-size: 52px;
            color: var(--gold);
            margin-bottom: 18px;
            display: inline-flex;
            justify-content: center;
            align-items: center;
            width: 90px;
            height: 90px;
            background: var(--rock);
            border-radius: 50%;
        }
        .empty-state h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--ink);
            margin-bottom: 12px;
        }
        .empty-state p {
            color: var(--text-muted);
            font-size: 15px;
            max-width: 380px;
            margin: 0 auto 28px;
        }
        .site-footer {
            background: var(--ink);
            color: rgba(250, 248, 244, 0.75);
            padding: 60px 0 0;
            margin-top: 40px;
        }
        .site-footer .brand-logo {
            margin-bottom: 16px;
        }
        .site-footer .brand-icon {
            background: var(--gold);
            color: var(--ink);
        }
        .site-footer .brand-text {
            color: #fff;
        }
        .site-footer .brand-text small {
            color: rgba(250, 248, 244, 0.55);
        }
        .site-footer .footer-brand p {
            font-size: 14px;
            line-height: 1.75;
            color: rgba(250, 248, 244, 0.6);
            max-width: 320px;
            margin-bottom: 0;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
            gap: 40px;
            padding-bottom: 42px;
        }
        .footer-title {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            padding-bottom: 10px;
            border-bottom: 1px solid rgba(250, 248, 244, 0.15);
            letter-spacing: 0.02em;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: rgba(250, 248, 244, 0.65);
            font-size: 14px;
            text-decoration: none;
            transition: all .25s ease;
        }
        .footer-links a i {
            color: var(--gold);
            margin-right: 6px;
            font-size: 12px;
        }
        .footer-links a:hover {
            color: var(--gold-light);
            padding-left: 4px;
        }
        .footer-contact {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-contact li {
            margin-bottom: 14px;
            font-size: 14px;
            color: rgba(250, 248, 244, 0.65);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-contact li i {
            color: var(--gold);
            width: 18px;
            text-align: center;
            flex-shrink: 0;
        }
        .footer-bottom {
            border-top: 1px solid rgba(250, 248, 244, 0.12);
            padding: 20px 0;
            font-size: 13px;
            color: rgba(250, 248, 244, 0.5);
            text-align: center;
        }
        .footer-bottom a {
            color: rgba(250, 248, 244, 0.65);
        }
        .footer-bottom a:hover {
            color: var(--gold-light);
        }
        .footer-bottom .sep {
            margin: 0 6px;
            opacity: 0.4;
        }
        @media (max-width: 991.98px) {
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .article-content-card {
                padding: 32px 24px;
            }
            .article-main {
                padding-bottom: 50px;
            }
            .sticky-sidebar {
                position: static;
                margin-top: 24px;
            }
            .end-recommend {
                padding-top: 40px;
            }
        }
        @media (max-width: 767.98px) {
            .breadcrumb-wrap {
                padding-top: 16px;
            }
            .article-head h1 {
                font-size: 1.6rem;
            }
            .article-meta-row {
                gap: 12px;
            }
            .article-content-card {
                padding: 24px 18px;
                border-radius: 14px;
            }
            .article-body {
                font-size: 15px;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .back-link-row .btn {
                flex: 1 1 100%;
                justify-content: center;
            }
        }
        @media (max-width: 520px) {
            .breadcrumb-nav .current {
                max-width: 160px;
            }
            .nav-chips {
                grid-template-columns: 1fr 1fr;
            }
            .article-meta-row {
                font-size: 12px;
            }
            .article-head h1 {
                font-size: 1.45rem;
            }
            .recommend-meta {
                flex-wrap: wrap;
            }
        }

/* roulang page: category1 */
/* ============ Design System ============ */
        :root {
            --primary: #C6A15B;
            --primary-dark: #B08F45;
            --primary-light: #D4B572;
            --dark: #1C1A17;
            --dark-soft: #26221E;
            --bg: #FAF8F4;
            --bg-alt: #F0ECE6;
            --text: #3B3732;
            --text-muted: #8B8378;
            --border: #E3DDD4;
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 12px rgba(28, 26, 23, 0.05);
            --shadow-md: 0 8px 28px rgba(28, 26, 23, 0.12);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Source Han Sans SC", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
            color: var(--text);
            background: var(--bg);
            font-size: 15px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary-dark);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            display: block;
        }
        .container {
            max-width: 1200px;
        }
        .section {
            padding: 88px 0;
        }
        .section.alt {
            background: var(--bg-alt);
        }

        /* ============ Focus Visible ============ */
        a:focus-visible,
        button:focus-visible,
        .btn:focus-visible,
        .chip:focus-visible,
        .navbar-toggler:focus-visible {
            outline: 2px solid rgba(198, 161, 91, 0.45);
            outline-offset: 2px;
            box-shadow: none;
        }

        /* ============ Buttons ============ */
        .btn {
            border-radius: 8px;
            font-weight: 600;
            padding: 10px 26px;
            font-size: 0.9375rem;
            letter-spacing: 0.01em;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .btn-primary {
            background: var(--primary);
            border-color: var(--primary);
            color: var(--dark);
            box-shadow: 0 4px 16px rgba(198, 161, 91, 0.22);
        }
        .btn-primary:hover {
            background: var(--primary-light);
            border-color: var(--primary-light);
            color: var(--dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(198, 161, 91, 0.35);
        }
        .btn-primary:active,
        .btn-primary:focus {
            background: var(--primary-dark) !important;
            border-color: var(--primary-dark) !important;
            color: #fff !important;
            transform: scale(0.98);
        }
        .btn-outline {
            background: transparent;
            border: 2px solid var(--dark);
            color: var(--dark);
            padding: 9px 24px;
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
            background: transparent;
        }
        .btn-outline:active {
            transform: scale(0.98);
        }
        .btn-lg {
            padding: 14px 40px;
            font-size: 1.0625rem;
            border-radius: 10px;
        }
        .btn-nav {
            padding: 8px 22px;
            font-size: 0.875rem;
            border-radius: 999px;
        }

        /* ============ Header / Nav ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(250, 248, 244, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
            min-height: 72px;
        }
        .site-header.scrolled {
            background: rgba(250, 248, 244, 0.98);
            box-shadow: var(--shadow-sm);
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: var(--dark);
            font-weight: 700;
            font-size: 1.25rem;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .brand-logo:hover {
            color: var(--dark);
        }
        .brand-icon {
            width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-size: 1.05rem;
            box-shadow: 0 4px 12px rgba(198, 161, 91, 0.3);
            flex-shrink: 0;
        }
        .brand-text {
            line-height: 1.25;
        }
        .brand-text small {
            display: block;
            font-size: 0.68rem;
            color: var(--primary-dark);
            letter-spacing: 0.22em;
            font-weight: 600;
        }
        .navbar {
            padding: 12px 0;
        }
        .nav-chips {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .chip {
            display: inline-flex;
            align-items: center;
            padding: 8px 20px;
            border-radius: 999px;
            background: var(--bg-alt);
            color: var(--text);
            font-size: 0.875rem;
            font-weight: 600;
            text-decoration: none;
            border: 1px solid transparent;
            transition: var(--transition);
            white-space: nowrap;
        }
        .chip:hover {
            background: var(--border);
            color: var(--dark);
        }
        .chip.active {
            background: var(--primary);
            color: var(--dark);
            font-weight: 700;
            box-shadow: 0 4px 12px rgba(198, 161, 91, 0.28);
        }
        .navbar-toggler {
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 6px 12px;
            color: var(--dark);
            background: var(--bg-alt);
            font-size: 1.1rem;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(198, 161, 91, 0.3);
        }

        /* ============ Page Hero ============ */
        .page-hero {
            position: relative;
            padding: 120px 0 96px;
            background: url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(28, 26, 23, 0.86) 0%, rgba(28, 26, 23, 0.62) 45%, rgba(28, 26, 23, 0.4) 100%);
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(250, 248, 244, 0.72);
            font-size: 0.875rem;
            margin-bottom: 20px;
        }
        .breadcrumb-wrap a {
            color: rgba(250, 248, 244, 0.72);
            text-decoration: none;
            transition: var(--transition);
        }
        .breadcrumb-wrap a:hover {
            color: var(--primary-light);
        }
        .breadcrumb-sep {
            color: rgba(250, 248, 244, 0.4);
        }
        .breadcrumb-current {
            color: var(--primary-light);
            font-weight: 600;
        }
        .page-title {
            color: #F5F0E8;
            font-size: clamp(2.2rem, 4vw, 3rem);
            font-weight: 700;
            letter-spacing: 0.02em;
            margin-bottom: 16px;
            line-height: 1.2;
        }
        .page-title .dot {
            color: var(--primary);
        }
        .page-subtitle {
            color: rgba(250, 248, 244, 0.82);
            font-size: 1.05rem;
            max-width: 640px;
            margin-bottom: 0;
        }

        /* ============ Section Head ============ */
        .section-head {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 52px;
        }
        .section-tag {
            display: inline-block;
            background: rgba(198, 161, 91, 0.12);
            color: var(--primary-dark);
            padding: 6px 18px;
            border-radius: 999px;
            font-size: 0.8125rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            margin-bottom: 14px;
        }
        .section-title {
            font-size: clamp(1.4rem, 2.2vw, 1.9rem);
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 14px;
            line-height: 1.3;
        }
        .section-desc {
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        /* ============ Brand Intro / Vision (左图右文交替) ============ */
        .brand-intro,
        .brand-vision {
            overflow: hidden;
        }
        .img-frame {
            aspect-ratio: 4 / 3;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            position: relative;
            background: var(--bg-alt);
        }
        .img-frame img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .img-frame:hover img {
            transform: scale(1.04);
        }
        .intro-content,
        .vision-content {
            padding: 8px 0;
        }
        .intro-content p,
        .vision-content p {
            color: var(--text-muted);
            font-size: 0.9375rem;
            margin-bottom: 18px;
        }
        .info-list {
            list-style: none;
            padding: 0;
            margin: 20px 0 32px;
        }
        .info-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 14px;
            color: var(--text);
            font-size: 0.9375rem;
        }
        .info-list li i {
            color: var(--primary);
            margin-top: 5px;
            font-size: 0.9rem;
        }

        /* ============ Stats ============ */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-bottom: 56px;
        }
        .stat-item {
            text-align: center;
            background: var(--bg);
            border-radius: var(--radius-md);
            padding: 28px 16px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .stat-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .stat-num {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary);
            font-family: Inter, "Helvetica Neue", Arial, sans-serif;
            line-height: 1.2;
        }
        .stat-label {
            font-size: 0.8125rem;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* ============ Timeline ============ */
        .timeline {
            position: relative;
            padding-left: 34px;
            max-width: 840px;
            margin: 0 auto;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 10px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: var(--border);
        }
        .timeline-item {
            position: relative;
            background: var(--bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            padding: 22px 26px;
            margin-bottom: 20px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .timeline-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
            border-color: rgba(198, 161, 91, 0.4);
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -31px;
            top: 26px;
            width: 13px;
            height: 13px;
            border-radius: 50%;
            background: var(--primary);
            border: 3px solid #fff;
            box-shadow: 0 0 0 2px var(--primary);
        }
        .timeline-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 6px;
        }
        .timeline-item p {
            font-size: 0.875rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* ============ Honor Cards ============ */
        .honor-card {
            background: var(--bg);
            border-radius: var(--radius-md);
            padding: 34px 24px 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            height: 100%;
            transition: var(--transition);
            position: relative;
        }
        .honor-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-6px);
            border-color: rgba(198, 161, 91, 0.35);
        }
        .honor-icon {
            width: 54px;
            height: 54px;
            border-radius: 14px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--dark);
            font-size: 1.3rem;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            box-shadow: 0 6px 16px rgba(198, 161, 91, 0.25);
        }
        .honor-title {
            font-size: 1.0625rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
        }
        .honor-desc {
            font-size: 0.875rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* ============ Dynamic Cards ============ */
        .dynamic-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--bg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            height: 100%;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .dynamic-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-6px);
        }
        .dynamic-media {
            aspect-ratio: 4 / 3;
            overflow: hidden;
            position: relative;
            background: var(--bg-alt);
        }
        .dynamic-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .dynamic-card:hover .dynamic-media img {
            transform: scale(1.05);
        }
        .tag-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(28, 26, 23, 0.74);
            color: #F5F0E8;
            padding: 4px 14px;
            border-radius: 999px;
            font-size: 0.75rem;
            font-weight: 600;
            backdrop-filter: blur(6px);
            letter-spacing: 0.03em;
        }
        .dynamic-body {
            padding: 24px 24px 26px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .dynamic-body h3 {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
        }
        .dynamic-body p {
            font-size: 0.875rem;
            color: var(--text-muted);
            margin-bottom: 18px;
            flex: 1;
        }
        .card-link {
            font-size: 0.875rem;
            font-weight: 700;
            color: var(--primary-dark);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }
        .card-link:hover {
            color: var(--primary);
            gap: 10px;
        }

        /* ============ CTA ============ */
        .cta-section {
            padding: 88px 0;
        }
        .cta-box {
            position: relative;
            border-radius: var(--radius-lg);
            background: url('/assets/images/backpic/back-3.webp') center center / cover no-repeat;
            padding: 76px 48px;
            text-align: center;
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .cta-box::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(28, 26, 23, 0.9), rgba(28, 26, 23, 0.68));
        }
        .cta-content {
            position: relative;
            z-index: 2;
        }
        .cta-content h2 {
            color: #F5F0E8;
            font-size: clamp(1.5rem, 2.6vw, 2rem);
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-content p {
            color: rgba(250, 248, 244, 0.78);
            font-size: 0.95rem;
            margin-bottom: 28px;
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--dark);
            color: #BDB6AC;
            padding: 64px 0 0;
        }
        .site-footer .brand-logo {
            color: #F5F0E8;
        }
        .site-footer .brand-text small {
            color: var(--primary-light);
        }
        .site-footer .brand-icon {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
        }
        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 44px;
            padding-bottom: 44px;
        }
        .footer-brand p {
            font-size: 0.875rem;
            line-height: 1.8;
            margin-top: 18px;
            max-width: 340px;
            color: #A8A097;
        }
        .footer-title {
            color: #F5F0E8;
            font-size: 0.9375rem;
            font-weight: 700;
            margin-bottom: 18px;
            letter-spacing: 0.04em;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: #BDB6AC;
            text-decoration: none;
            font-size: 0.875rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-links a:hover {
            color: var(--primary-light);
            padding-left: 4px;
        }
        .footer-contact {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.875rem;
            margin-bottom: 12px;
            color: #BDB6AC;
        }
        .footer-contact li i {
            color: var(--primary);
            width: 18px;
            text-align: center;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 22px 0;
            font-size: 0.8125rem;
            text-align: center;
            color: #8B8378;
        }
        .footer-bottom a {
            color: #8B8378;
            text-decoration: none;
        }
        .footer-bottom a:hover {
            color: var(--primary-light);
        }
        .footer-bottom .sep {
            margin: 0 6px;
            color: rgba(255, 255, 255, 0.15);
        }

        /* ============ Responsive ============ */
        @media (max-width: 991.98px) {
            .section {
                padding: 64px 0;
            }
            .page-hero {
                padding: 90px 0 64px;
            }
            .navbar-collapse {
                background: var(--bg);
                border-radius: var(--radius-md);
                padding: 20px;
                margin-top: 14px;
                box-shadow: var(--shadow-md);
                border: 1px solid var(--border);
            }
            .nav-chips {
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
                margin-bottom: 16px;
                width: 100%;
            }
            .chip {
                justify-content: center;
                text-align: center;
            }
            .btn-nav {
                width: 100%;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
                margin-bottom: 40px;
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
        }
        @media (max-width: 767.98px) {
            .section {
                padding: 48px 0;
            }
            .page-hero {
                padding: 72px 0 48px;
            }
            .page-subtitle {
                font-size: 0.95rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-item {
                padding: 20px 12px;
            }
            .stat-num {
                font-size: 1.6rem;
            }
            .intro-content,
            .vision-content {
                padding: 20px 0 0;
            }
            .dynamic-card {
                margin-bottom: 4px;
            }
            .cta-box {
                padding: 52px 24px;
            }
            .btn-lg {
                width: 100%;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .cta-section {
                padding: 48px 0;
            }
        }
        @media (max-width: 575.98px) {
            .brand-logo {
                font-size: 1.05rem;
            }
            .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 0.9rem;
            }
            .nav-chips {
                grid-template-columns: 1fr 1fr;
            }
            .chip {
                padding: 7px 12px;
                font-size: 0.8125rem;
            }
            .page-title {
                font-size: 1.8rem;
            }
            .timeline {
                padding-left: 22px;
            }
            .timeline-item {
                padding: 16px 18px;
            }
            .timeline-item::before {
                left: -19px;
                width: 10px;
                height: 10px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-item {
                padding: 16px 8px;
            }
            .stat-num {
                font-size: 1.4rem;
            }
            .stat-label {
                font-size: 0.75rem;
            }
            .footer-top {
                gap: 28px;
            }
            .honor-card {
                padding: 26px 20px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #C6A15B;
            --primary-light: #d9b97a;
            --dark: #1C1A17;
            --bg: #FAF8F4;
            --bg-alt: #F0ECE6;
            --text: #3B3732;
            --text-muted: #8B8378;
            --border: #E3DDD4;
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow: 0 2px 12px rgba(28, 26, 23, 0.05);
            --shadow-hover: 0 8px 28px rgba(28, 26, 23, 0.12);
            --transition: all .3s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Source Han Sans SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
            background: var(--bg);
            color: var(--text);
            font-size: 15px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        button {
            border: none;
            background: none;
            cursor: pointer;
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
        }
        .section-padding {
            padding: 88px 0;
        }
        @media(max-width:767px) {
            .section-padding {
                padding: 48px 0;
            }
        }

        /* === Navbar === */
        .navbar {
            min-height: 72px;
            background: rgba(250, 248, 244, 0.93);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border);
            padding: 0;
            z-index: 1050;
            transition: background .3s;
        }
        .navbar.scrolled {
            background: rgba(250, 248, 244, 0.98);
            box-shadow: 0 2px 16px rgba(28, 26, 23, 0.06);
        }
        .navbar .container {
            display: flex;
            align-items: center;
            position: relative;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--primary), #a9863f);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            box-shadow: 0 4px 12px rgba(198, 161, 91, 0.35);
        }
        .brand-text {
            font-size: 20px;
            font-weight: 700;
            color: var(--dark);
            line-height: 1.1;
            letter-spacing: .5px;
        }
        .brand-text small {
            display: block;
            font-size: 11px;
            color: var(--text-muted);
            font-weight: 400;
            letter-spacing: 2px;
        }
        .nav-chips {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .chip {
            padding: 8px 18px;
            border-radius: 999px;
            background: var(--bg-alt);
            color: var(--text);
            font-size: 14px;
            font-weight: 500;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            border: 1px solid transparent;
            transition: var(--transition);
            line-height: 1.4;
        }
        .chip:hover {
            background: var(--border);
            color: var(--text);
            transform: translateY(-1px);
        }
        .chip.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            box-shadow: 0 3px 10px rgba(198, 161, 91, 0.4);
        }
        .btn-nav {
            border-radius: var(--radius-sm);
            padding: 10px 24px;
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-left: 12px;
            flex-shrink: 0;
        }
        .navbar-toggler {
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 6px 12px;
            color: var(--text);
            font-size: 18px;
            background: var(--bg);
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(198, 161, 91, .25);
            outline: none;
        }
        @media(max-width:991px) {
            .navbar .container {
                min-height: 72px;
            }
            .nav-chips {
                gap: 8px;
                margin: 16px 0;
                justify-content: flex-start;
            }
            .btn-nav {
                margin-left: 0;
                width: 100%;
                justify-content: center;
                margin-bottom: 16px;
            }
            .navbar-collapse {
                padding-top: 12px;
            }
        }

        /* === Hero === */
        .page-hero {
            position: relative;
            background: linear-gradient(rgba(28, 26, 23, .65), rgba(28, 26, 23, .75)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            padding: 110px 0;
            color: #fff;
            overflow: hidden;
        }
        .page-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(198, 161, 91, .2);
            border: 1px solid rgba(198, 161, 91, .5);
            color: var(--primary-light);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 999px;
            letter-spacing: 2px;
            margin-bottom: 20px;
        }
        .page-hero h1 {
            font-size: clamp(2.2rem, 4.5vw, 3.4rem);
            font-weight: 700;
            margin-bottom: 16px;
            color: #fff;
            line-height: 1.2;
        }
        .page-hero h1 em {
            color: var(--primary-light);
            font-style: normal;
        }
        .page-hero .hero-sub {
            font-size: clamp(1rem, 1.6vw, 1.2rem);
            color: rgba(255, 255, 255, .85);
            max-width: 620px;
            margin-bottom: 32px;
            font-weight: 400;
            line-height: 1.8;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-gold {
            background: linear-gradient(135deg, var(--primary), #b28c48);
            color: #fff;
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 13px 32px;
            box-shadow: 0 6px 20px rgba(198, 161, 91, .4);
            border: none;
            transition: var(--transition);
            font-size: 15px;
        }
        .btn-gold:hover {
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(198, 161, 91, .5);
        }
        .btn-outline-light2 {
            border: 2px solid #fff;
            color: #fff;
            border-radius: var(--radius-sm);
            padding: 12px 28px;
            font-weight: 600;
            background: transparent;
            font-size: 15px;
            transition: var(--transition);
        }
        .btn-outline-light2:hover {
            background: #fff;
            color: var(--dark);
            transform: translateY(-2px);
        }
        .btn-gold:active,
        .btn-outline-light2:active {
            transform: scale(.97);
        }

        /* === Stats Bar === */
        .stats-bar {
            background: var(--dark);
            padding: 56px 0;
            position: relative;
        }
        .stats-bar::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: .18;
        }
        .stats-bar .container {
            position: relative;
            z-index: 1;
        }
        .stat-item {
            text-align: center;
            padding: 12px 16px;
        }
        .stat-item .num {
            font-size: clamp(1.8rem, 3vw, 2.4rem);
            font-weight: 700;
            color: var(--primary-light);
            font-family: 'Inter', Helvetica, sans-serif;
            letter-spacing: 1px;
            line-height: 1.2;
        }
        .stat-item .label {
            font-size: 13px;
            color: rgba(255, 255, 255, .7);
            margin-top: 6px;
            letter-spacing: .5px;
        }
        .stat-item .icon {
            font-size: 28px;
            color: var(--primary);
            margin-bottom: 10px;
            opacity: .8;
        }

        /* === Section Head === */
        .section-head {
            text-align: center;
            margin-bottom: 56px;
        }
        .section-head .eyebrow {
            font-size: 13px;
            color: var(--primary);
            font-weight: 600;
            letter-spacing: 3px;
            text-transform: uppercase;
            margin-bottom: 10px;
            display: block;
        }
        .section-head h2 {
            font-size: clamp(1.6rem, 2.4vw, 2.1rem);
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 14px;
            line-height: 1.3;
        }
        .section-head p {
            color: var(--text-muted);
            font-size: 15px;
            max-width: 520px;
            margin: 0 auto;
        }
        .section-head.left {
            text-align: left;
        }
        .section-head.left p {
            margin: 0;
        }

        /* === Service Cards === */
        .service-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .service-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-5px);
        }
        .service-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 3/2;
            background: var(--bg-alt);
        }
        .service-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .service-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }
        .service-card .card-img-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(28, 26, 23, .08), transparent 40%);
        }
        .service-card .card-body {
            padding: 26px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .service-card .card-body h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .service-card .card-body h3 i {
            color: var(--primary);
            font-size: 16px;
        }
        .service-card .card-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 16px;
        }
        .card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }
        .card-link:hover {
            gap: 10px;
            color: var(--dark);
        }
        .card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: rgba(28, 26, 23, .72);
            color: #fff;
            font-size: 11px;
            padding: 4px 12px;
            border-radius: 999px;
            backdrop-filter: blur(4px);
            letter-spacing: 1px;
            border: 1px solid rgba(255, 255, 255, .2);
        }

        /* === Feature Split === */
        .feature-split {
            background: var(--bg-alt);
        }
        .feature-split .feature-img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            overflow: hidden;
            position: relative;
        }
        .feature-split .feature-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 420px;
        }
        .feature-list {
            list-style: none;
            padding: 0;
            margin: 24px 0 0;
        }
        .feature-list li {
            display: flex;
            gap: 14px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
            font-size: 15px;
            color: var(--text);
            align-items: flex-start;
        }
        .feature-list li:last-child {
            border-bottom: none;
        }
        .feature-list li i {
            color: var(--primary);
            font-size: 16px;
            margin-top: 4px;
            flex-shrink: 0;
        }
        .feature-list li b {
            font-weight: 600;
            color: var(--dark);
            display: block;
            font-size: 15px;
            margin-bottom: 2px;
        }
        .feature-list li span {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.7;
        }

        /* === Scenarios === */
        .scenario-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            text-align: center;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
            position: relative;
            overflow: hidden;
        }
        .scenario-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), transparent);
            opacity: 0;
            transition: var(--transition);
        }
        .scenario-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .scenario-card:hover::before {
            opacity: 1;
        }
        .scenario-card .scenario-icon {
            width: 62px;
            height: 62px;
            border-radius: 50%;
            background: var(--bg-alt);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--primary);
            margin-bottom: 20px;
            transition: var(--transition);
        }
        .scenario-card:hover .scenario-icon {
            background: var(--primary);
            color: #fff;
        }
        .scenario-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 10px;
        }
        .scenario-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* === FAQ === */
        .faq-section {
            background: var(--bg);
        }
        .faq-wrap {
            max-width: 880px;
            margin: 0 auto;
        }
        .accordion-item {
            border: 1px solid var(--border) !important;
            border-radius: var(--radius-md) !important;
            margin-bottom: 16px !important;
            overflow: hidden;
            background: #fff;
            box-shadow: var(--shadow);
        }
        .accordion-button {
            padding: 20px 24px;
            font-weight: 600;
            font-size: 16px;
            background: #fff !important;
            color: var(--text) !important;
            box-shadow: none !important;
            border: none !important;
            line-height: 1.5;
        }
        .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(198, 161, 91, .25) !important;
            border-radius: var(--radius-md) !important;
        }
        .accordion-button:not(.collapsed) {
            background: var(--bg) !important;
            color: var(--dark) !important;
        }
        .accordion-button::after {
            background-image: none !important;
            font-family: 'Font Awesome 6 Free' !important;
            font-weight: 900 !important;
            content: '\f067' !important;
            color: var(--primary) !important;
            font-size: 14px;
            width: 20px;
            height: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .accordion-button:not(.collapsed)::after {
            content: '\f068' !important;
        }
        .accordion-body {
            padding: 0 24px 22px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.8;
            border-top: 1px solid var(--border);
        }
        .accordion-body p {
            margin-bottom: 0;
            padding-top: 14px;
        }

        /* === CTA === */
        .cta-section {
            position: relative;
            background: linear-gradient(rgba(28, 26, 23, .82), rgba(28, 26, 23, .78)), url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
            padding: 88px 0;
            color: #fff;
            text-align: center;
        }
        .cta-section h2 {
            font-size: clamp(1.8rem, 3vw, 2.6rem);
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, .8);
            max-width: 560px;
            margin: 0 auto 32px;
            font-size: 16px;
            line-height: 1.7;
        }
        .cta-section .btn-gold {
            font-size: 16px;
            padding: 14px 40px;
        }

        /* === Footer === */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, .75);
            padding: 64px 0 24px;
        }
        .site-footer .brand-logo {
            margin-bottom: 16px;
        }
        .site-footer .brand-text {
            color: #fff;
        }
        .site-footer .brand-text small {
            color: rgba(255, 255, 255, .5);
        }
        .site-footer .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, .6);
            max-width: 320px;
            line-height: 1.7;
            margin-bottom: 0;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 44px;
            border-bottom: 1px solid rgba(255, 255, 255, .1);
        }
        .footer-title {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 18px;
            letter-spacing: .5px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 24px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, .6);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--primary-light);
            padding-left: 4px;
        }
        .footer-links a i {
            font-size: 12px;
            color: var(--primary);
        }
        .footer-contact {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-contact li {
            font-size: 14px;
            color: rgba(255, 255, 255, .65);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 10px;
            line-height: 1.5;
        }
        .footer-contact li i {
            color: var(--primary);
            width: 18px;
            text-align: center;
            flex-shrink: 0;
        }
        .footer-bottom {
            padding-top: 24px;
            font-size: 13px;
            color: rgba(255, 255, 255, .4);
            text-align: center;
            line-height: 1.6;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, .4);
        }
        .footer-bottom a:hover {
            color: var(--primary-light);
        }
        .footer-bottom .sep {
            margin: 0 6px;
            opacity: .5;
        }
        @media(max-width:991px) {
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media(max-width:575px) {
            .footer-top {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }

        /* === Utils & Focus === */
        .btn:focus-visible,
        .chip:focus-visible,
        .accordion-button:focus-visible,
        a:focus-visible {
            outline: 2px solid rgba(198, 161, 91, .5);
            outline-offset: 2px;
        }
        .text-primary {
            color: var(--primary) !important;
        }
        .bg-light2 {
            background: var(--bg-alt);
        }

        /* === Responsive === */
        @media(max-width:767px) {
            .page-hero {
                padding: 64px 0;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn {
                width: 100%;
                text-align: center;
            }
            .stats-bar {
                padding: 40px 0;
            }
            .stat-item {
                padding: 10px 8px;
            }
            .section-head {
                margin-bottom: 36px;
            }
            .feature-split .feature-img img {
                min-height: 260px;
            }
            .accordion-button {
                font-size: 15px;
                padding: 16px 18px;
            }
            .accordion-body {
                padding: 0 18px 18px;
                font-size: 14px;
            }
        }
        @media(max-width:520px) {
            .stat-item .num {
                font-size: 1.5rem;
            }
            .brand-text {
                font-size: 17px;
            }
            .brand-icon {
                width: 36px;
                height: 36px;
                font-size: 15px;
            }
            .service-card .card-body {
                padding: 20px 18px;
            }
            .scenario-card {
                padding: 28px 20px;
            }
        }