/* roulang page: index */
:root {
            --color-primary: #1a1a2e;
            --color-accent: #c9a96e;
            --color-accent-deep: #b28a4a;
            --color-bg: #fafaf7;
            --color-bg-alt: #f3f0ea;
            --color-bg-dark: #1a1a2e;
            --color-bg-card: #ffffff;
            --color-text: #2c2c2c;
            --color-text-light: #6b6b6b;
            --color-text-lighter: #999999;
            --color-border: #e8e4dc;
            --color-border-light: #f0ede6;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.16);
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 1.5rem;
            --spacing-lg: 2.5rem;
            --spacing-xl: 4rem;
            --spacing-2xl: 6rem;
            --font-heading: 'Georgia', 'Noto Serif SC', 'STSong', serif;
            --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.35s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --transition-slow: 0.5s ease;
            --glass-bg: rgba(255, 255, 255, 0.72);
            --glass-border: rgba(255, 255, 255, 0.55);
            --glass-shadow: 0 4px 24px rgba(0, 0, 0, 0.07);
            --glass-blur: 18px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-body);
            color: var(--color-text);
            background-color: var(--color-bg);
            line-height: 1.7;
            letter-spacing: 0.01em;
            overflow-x: hidden;
            min-height: 100vh;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }
        input,
        textarea {
            font-family: inherit;
            outline: none;
        }
        ul,
        ol {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 600;
            line-height: 1.3;
            color: var(--color-primary);
            margin-bottom: 0;
        }
        h1 {
            font-size: clamp(2.2rem, 5vw, 3.6rem);
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: clamp(1.7rem, 3.5vw, 2.4rem);
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: clamp(1.2rem, 2vw, 1.5rem);
            letter-spacing: 0;
        }
        p {
            margin-bottom: 0;
            color: var(--color-text-light);
        }
        .section-title-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-accent);
            margin-bottom: var(--spacing-xs);
            font-family: var(--font-body);
        }
        .section-title {
            margin-bottom: var(--spacing-sm);
        }
        .section-desc {
            max-width: 620px;
            font-size: 1.05rem;
            color: var(--color-text-light);
            line-height: 1.8;
        }

        /* ========== NAVBAR ========== */
        .navbar-custom {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1050;
            padding: 0.8rem 0;
            transition: all var(--transition-smooth);
            background: var(--glass-bg);
            backdrop-filter: blur(var(--glass-blur));
            -webkit-backdrop-filter: blur(var(--glass-blur));
            border-bottom: 1px solid var(--glass-border);
            box-shadow: var(--glass-shadow);
        }
        .navbar-custom.scrolled {
            background: rgba(250, 250, 247, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            padding: 0.5rem 0;
        }
        .navbar-brand-custom {
            font-family: var(--font-heading);
            font-size: 1.45rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            color: var(--color-primary) !important;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .navbar-brand-custom:hover {
            color: var(--color-accent) !important;
        }
        .navbar-custom .nav-link {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text) !important;
            padding: 0.45rem 1.1rem !important;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            position: relative;
        }
        .navbar-custom .nav-link:hover,
        .navbar-custom .nav-link.active {
            color: var(--color-accent-deep) !important;
            background: rgba(201, 169, 110, 0.08);
        }
        .navbar-custom .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 2px;
        }
        .nav-cta-btn {
            background: var(--color-accent);
            color: #fff !important;
            font-weight: 600;
            font-size: 0.85rem;
            padding: 0.5rem 1.4rem !important;
            border-radius: 50px !important;
            letter-spacing: 0.03em;
            transition: all var(--transition-smooth) !important;
            border: 2px solid var(--color-accent);
            white-space: nowrap;
        }
        .nav-cta-btn:hover {
            background: transparent !important;
            color: var(--color-accent-deep) !important;
            border-color: var(--color-accent-deep);
            box-shadow: var(--shadow-sm);
        }
        .navbar-toggler-custom {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 0.35rem 0.6rem;
            color: var(--color-text);
            transition: all var(--transition-fast);
        }
        .navbar-toggler-custom:focus {
            box-shadow: 0 0 0 3px rgba(201, 169, 110, 0.2);
            outline: none;
        }
        .navbar-toggler-custom:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        @media (max-width: 991px) {
            .navbar-custom .navbar-collapse {
                background: rgba(255, 255, 255, 0.96);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                border-radius: var(--radius-md);
                padding: 1rem;
                margin-top: 0.6rem;
                box-shadow: var(--shadow-lg);
                border: 1px solid var(--color-border-light);
            }
            .navbar-custom .nav-link {
                padding: 0.6rem 1rem !important;
                border-radius: var(--radius-sm);
            }
            .nav-cta-btn {
                margin-top: 0.5rem;
                text-align: center;
                display: inline-block;
                width: auto;
            }
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            overflow: hidden;
            background: var(--color-bg-dark);
        }
        .hero-bg-img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.45;
            filter: brightness(0.8) saturate(0.7);
            z-index: 0;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26, 26, 46, 0.55) 0%, rgba(26, 26, 46, 0.8) 60%, rgba(26, 26, 46, 0.92) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding-top: 5rem;
            padding-bottom: 3rem;
            color: #fff;
        }
        .hero-content .hero-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: var(--color-accent);
            border: 1px solid rgba(201, 169, 110, 0.5);
            padding: 0.35rem 1rem;
            border-radius: 50px;
            margin-bottom: 1.2rem;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            background: rgba(201, 169, 110, 0.08);
        }
        .hero-content h1 {
            color: #fff;
            font-size: clamp(2.4rem, 6vw, 4.2rem);
            font-weight: 700;
            letter-spacing: -0.02em;
            margin-bottom: 1.2rem;
            line-height: 1.2;
        }
        .hero-content h1 .accent-text {
            color: var(--color-accent);
            display: inline;
        }
        .hero-content .hero-desc {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.1rem;
            max-width: 550px;
            line-height: 1.8;
            margin-bottom: 2rem;
        }
        .hero-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }
        .btn-hero-primary {
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            padding: 0.75rem 2rem;
            border-radius: 50px;
            letter-spacing: 0.03em;
            font-size: 0.95rem;
            transition: all var(--transition-smooth);
            border: 2px solid var(--color-accent);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-hero-primary:hover {
            background: transparent;
            color: var(--color-accent);
            box-shadow: 0 8px 28px rgba(201, 169, 110, 0.3);
            transform: translateY(-2px);
        }
        .btn-hero-outline {
            background: transparent;
            color: #fff;
            font-weight: 600;
            padding: 0.75rem 2rem;
            border-radius: 50px;
            letter-spacing: 0.03em;
            font-size: 0.95rem;
            transition: all var(--transition-smooth);
            border: 2px solid rgba(255, 255, 255, 0.5);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-hero-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255, 255, 255, 0.12);
        }
        .hero-scroll-indicator {
            position: absolute;
            bottom: 2rem;
            left: 50%;
            transform: translateX(-50%);
            z-index: 2;
            animation: bounceDown 2s ease-in-out infinite;
            color: rgba(255, 255, 255, 0.7);
            font-size: 1.3rem;
            cursor: pointer;
        }
        @keyframes bounceDown {
            0%,
            100% {
                transform: translateX(-50%) translateY(0);
            }
            50% {
                transform: translateX(-50%) translateY(10px);
            }
        }
        @media (max-width: 768px) {
            .hero-content {
                padding-top: 6rem;
                text-align: center;
            }
            .hero-content .hero-desc {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }
            .hero-btns {
                justify-content: center;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                padding: 0.65rem 1.5rem;
                font-size: 0.9rem;
            }
        }

        /* ========== SECTIONS ========== */
        .section-padding {
            padding: var(--spacing-2xl) 0;
        }
        .section-padding-lg {
            padding: var(--spacing-xl) 0 var(--spacing-2xl);
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-xl);
        }
        .section-header .section-title-tag {
            margin-bottom: 0.4rem;
        }
        .section-header .section-desc {
            margin: 0 auto;
        }
        .bg-alt {
            background-color: var(--color-bg-alt);
        }
        .bg-dark-section {
            background-color: var(--color-bg-dark);
            color: #fff;
        }
        .bg-dark-section h2,
        .bg-dark-section h3 {
            color: #fff;
        }
        .bg-dark-section .section-desc {
            color: rgba(255, 255, 255, 0.7);
        }

        /* ========== CARDS ========== */
        .card-brand {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            height: 100%;
            box-shadow: var(--shadow-xs);
        }
        .card-brand:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-border);
        }
        .card-brand .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 4/3;
        }
        .card-brand .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .card-brand:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .card-brand .card-img-overlay-tag {
            position: absolute;
            top: 1rem;
            left: 1rem;
            background: rgba(26, 26, 46, 0.75);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            color: var(--color-accent);
            font-size: 0.7rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            padding: 0.3rem 0.8rem;
            border-radius: 50px;
            text-transform: uppercase;
        }
        .card-brand .card-body-custom {
            padding: 1.3rem 1.4rem 1.5rem;
        }
        .card-brand .card-title-custom {
            font-size: 1.15rem;
            font-weight: 600;
            margin-bottom: 0.4rem;
            color: var(--color-primary);
        }
        .card-brand .card-text-custom {
            font-size: 0.9rem;
            color: var(--color-text-light);
            line-height: 1.6;
        }

        /* info card */
        .card-info {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 1.6rem 1.5rem;
            transition: all var(--transition-smooth);
            height: 100%;
            box-shadow: var(--shadow-xs);
            position: relative;
            overflow: hidden;
        }
        .card-info::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--color-accent);
            border-radius: 0 4px 4px 0;
            opacity: 0;
            transition: opacity var(--transition-fast);
        }
        .card-info:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--color-border);
        }
        .card-info:hover::before {
            opacity: 1;
        }
        .card-info .info-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: rgba(201, 169, 110, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent-deep);
            font-size: 1.2rem;
            margin-bottom: 0.9rem;
            transition: all var(--transition-fast);
        }
        .card-info:hover .info-icon {
            background: var(--color-accent);
            color: #fff;
        }
        .card-info h3 {
            font-size: 1.1rem;
            margin-bottom: 0.4rem;
        }

        /* stat card */
        .stat-card {
            text-align: center;
            padding: 2rem 1rem;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            transition: all var(--transition-smooth);
        }
        .stat-card:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(201, 169, 110, 0.3);
            transform: translateY(-4px);
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.3);
        }
        .stat-card .stat-number {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--color-accent);
            font-family: var(--font-heading);
            letter-spacing: -0.02em;
        }
        .stat-card .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 0.3rem;
            letter-spacing: 0.03em;
        }

        /* ========== BADGE / TAG ========== */
        .badge-custom {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            padding: 0.3rem 0.8rem;
            border-radius: 50px;
            background: rgba(201, 169, 110, 0.1);
            color: var(--color-accent-deep);
            border: 1px solid rgba(201, 169, 110, 0.25);
            transition: all var(--transition-fast);
            cursor: default;
        }
        .badge-custom:hover {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
        }
        .badge-outline-light {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            padding: 0.25rem 0.7rem;
            border-radius: 50px;
            background: transparent;
            color: rgba(255, 255, 255, 0.8);
            border: 1px solid rgba(255, 255, 255, 0.3);
        }

        /* ========== NEWS CARD ========== */
        .news-card {
            display: flex;
            gap: 1.2rem;
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 1.2rem;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-xs);
            align-items: flex-start;
        }
        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--color-border);
        }
        .news-card .news-thumb {
            flex-shrink: 0;
            width: 100px;
            height: 75px;
            border-radius: var(--radius-sm);
            overflow: hidden;
        }
        .news-card .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .news-card:hover .news-thumb img {
            transform: scale(1.08);
        }
        .news-card .news-info h4 {
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 0.25rem;
            line-height: 1.4;
            color: var(--color-primary);
        }
        .news-card .news-info .news-meta {
            font-size: 0.75rem;
            color: var(--color-text-lighter);
            letter-spacing: 0.02em;
        }
        @media (max-width: 576px) {
            .news-card {
                flex-direction: column;
            }
            .news-card .news-thumb {
                width: 100%;
                height: 160px;
            }
        }

        /* ========== FAQ ========== */
        .faq-item {
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            margin-bottom: 0.8rem;
            overflow: hidden;
            background: var(--color-bg-card);
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-xs);
        }
        .faq-item:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-sm);
        }
        .faq-item .faq-question {
            width: 100%;
            text-align: left;
            padding: 1.1rem 1.4rem;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: transparent;
            border: none;
            cursor: pointer;
            transition: color var(--transition-fast);
            letter-spacing: 0.01em;
        }
        .faq-item .faq-question:hover {
            color: var(--color-accent-deep);
        }
        .faq-item .faq-question .faq-icon {
            transition: transform var(--transition-smooth);
            font-size: 0.8rem;
            color: var(--color-accent);
            flex-shrink: 0;
            margin-left: 1rem;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-fast);
            font-size: 0.88rem;
            color: var(--color-text-light);
            line-height: 1.7;
            padding: 0 1.4rem;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 1.4rem 1.1rem;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(160deg, var(--color-bg-dark) 0%, #252540 100%);
            border-radius: var(--radius-xl);
            padding: 3.5rem 2.5rem;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(201, 169, 110, 0.08);
            pointer-events: none;
        }
        .cta-section h2 {
            color: #fff;
            margin-bottom: 0.8rem;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.7);
            max-width: 500px;
            margin: 0 auto 1.8rem;
            position: relative;
            z-index: 1;
        }
        .cta-section .btn-cta-lg {
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            padding: 0.8rem 2.4rem;
            border-radius: 50px;
            letter-spacing: 0.04em;
            font-size: 1rem;
            transition: all var(--transition-smooth);
            border: 2px solid var(--color-accent);
            position: relative;
            z-index: 1;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .cta-section .btn-cta-lg:hover {
            background: transparent;
            color: var(--color-accent);
            box-shadow: 0 10px 30px rgba(201, 169, 110, 0.3);
            transform: translateY(-3px);
        }

        /* ========== FOOTER ========== */
        .footer-custom {
            background: var(--color-bg-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 3rem 0 1.5rem;
            font-size: 0.88rem;
            letter-spacing: 0.02em;
        }
        .footer-custom .footer-brand {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.6rem;
            letter-spacing: 0.04em;
        }
        .footer-custom .footer-desc {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.5);
            max-width: 360px;
            line-height: 1.7;
        }
        .footer-custom .footer-heading {
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: rgba(255, 255, 255, 0.5);
            margin-bottom: 1rem;
        }
        .footer-custom .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-custom .footer-links li {
            margin-bottom: 0.5rem;
        }
        .footer-custom .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition-fast);
            font-size: 0.85rem;
        }
        .footer-custom .footer-links a:hover {
            color: var(--color-accent);
        }
        .footer-custom .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.4);
            text-align: center;
            letter-spacing: 0.03em;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .section-padding {
                padding: 3.5rem 0;
            }
            .section-padding-lg {
                padding: 2.5rem 0 3.5rem;
            }
            .cta-section {
                padding: 2.5rem 1.5rem;
                border-radius: var(--radius-lg);
            }
            .stat-card .stat-number {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            :root {
                --spacing-2xl: 3.5rem;
                --spacing-xl: 2.5rem;
            }
            .section-header {
                margin-bottom: 2rem;
            }
            .card-brand .card-body-custom {
                padding: 1rem 1.1rem 1.2rem;
            }
            .card-brand .card-title-custom {
                font-size: 1rem;
            }
            .news-card .news-info h4 {
                font-size: 0.88rem;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .footer-custom {
                text-align: center;
            }
            .footer-custom .footer-desc {
                max-width: 100%;
                margin: 0 auto 1.5rem;
            }
        }
        @media (max-width: 520px) {
            .hero-content h1 {
                font-size: 1.9rem;
            }
            .hero-content .hero-desc {
                font-size: 0.9rem;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                padding: 0.55rem 1.2rem;
                font-size: 0.82rem;
                width: 100%;
                justify-content: center;
            }
            .hero-btns {
                flex-direction: column;
            }
            .stat-card .stat-number {
                font-size: 1.8rem;
            }
            .card-info {
                padding: 1.2rem 1rem;
            }
        }

        /* ========== UTILS ========== */
        .text-accent {
            color: var(--color-accent) !important;
        }
        .text-accent-deep {
            color: var(--color-accent-deep) !important;
        }
        .fw-semibold {
            font-weight: 600;
        }
        .gap-custom {
            gap: 1.4rem;
        }
        .img-cover-wrap {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .img-cover-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .img-cover-wrap:hover img {
            transform: scale(1.04);
        }

/* roulang page: category1 */
:root {
            --primary: #1a1a1a;
            --accent: #c8a96e;
            --accent-hover: #b8944f;
            --text: #2c2c2c;
            --text-light: #6c757d;
            --bg: #fafafa;
            --card-bg: #ffffff;
            --border: #e9ecef;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow-sm: 0 4px 12px rgba(0,0,0,0.04);
            --shadow: 0 12px 28px rgba(0,0,0,0.06);
            --shadow-hover: 0 20px 32px rgba(0,0,0,0.1);
            --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

        * {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-body);
            color: var(--text);
            background-color: var(--bg);
            line-height: 1.75;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            letter-spacing: 0.01em;
        }

        h1, h2, h3, h4, h5 {
            font-family: var(--font-heading);
            font-weight: 600;
            letter-spacing: -0.02em;
        }

        a {
            text-decoration: none;
            transition: color var(--transition), background var(--transition);
        }

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

        /* ========== 玻璃导航 ========== */
        .navbar-custom {
            background: rgba(250, 250, 250, 0.85);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(0,0,0,0.06);
            padding: 0.75rem 0;
            transition: all var(--transition);
            z-index: 1025;
            box-shadow: 0 2px 12px rgba(0,0,0,0.02);
        }

        .navbar-custom.scrolled {
            background: rgba(255,255,255,0.95);
            box-shadow: 0 4px 20px rgba(0,0,0,0.08);
            padding: 0.5rem 0;
        }

        .navbar-brand-custom {
            font-weight: 700;
            font-size: 1.6rem;
            letter-spacing: 0.04em;
            color: var(--primary) !important;
            transition: color var(--transition);
        }

        .navbar-brand-custom:hover {
            color: var(--accent) !important;
        }

        .navbar-custom .nav-link {
            color: var(--text) !important;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.5rem 1.1rem !important;
            border-radius: 8px;
            transition: all var(--transition);
            margin: 0 2px;
            letter-spacing: 0.02em;
        }

        .navbar-custom .nav-link:hover,
        .navbar-custom .nav-link:focus {
            background: rgba(200,169,110,0.1);
            color: var(--accent) !important;
        }

        .navbar-custom .nav-link.active {
            background: var(--accent);
            color: #fff !important;
            box-shadow: 0 4px 12px rgba(200,169,110,0.3);
            font-weight: 600;
        }

        .nav-cta-btn {
            background: var(--accent) !important;
            color: #fff !important;
            font-weight: 600;
            padding: 0.5rem 1.4rem !important;
            border-radius: 50px !important;
            box-shadow: 0 4px 14px rgba(200,169,110,0.35);
            transition: all var(--transition);
        }

        .nav-cta-btn:hover {
            background: var(--accent-hover) !important;
            transform: translateY(-1px);
            box-shadow: 0 8px 22px rgba(200,169,110,0.45);
        }

        .navbar-toggler-custom {
            border: none;
            color: var(--primary);
            font-size: 1.4rem;
            padding: 0.3rem 0.6rem;
            background: transparent;
            transition: color var(--transition);
        }
        .navbar-toggler-custom:focus {
            box-shadow: none;
            color: var(--accent);
        }

        /* ========== 页面Banner ========== */
        .page-banner {
            background: linear-gradient(135deg, rgba(0,0,0,0.52) 0%, rgba(0,0,0,0.28) 100%), url('assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 340px;
            display: flex;
            align-items: center;
            position: relative;
            color: #fff;
            margin-top: 76px;
            border-radius: 0 0 var(--radius) var(--radius);
            overflow: hidden;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(to top, rgba(250,250,250,0.08), transparent);
        }

        .banner-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
            padding: 2rem;
        }

        .banner-content h1 {
            font-size: 3rem;
            font-weight: 700;
            letter-spacing: -0.03em;
            text-shadow: 0 4px 14px rgba(0,0,0,0.2);
            margin-bottom: 1rem;
        }

        .banner-content p {
            font-size: 1.15rem;
            opacity: 0.92;
            text-shadow: 0 2px 8px rgba(0,0,0,0.15);
            line-height: 1.65;
        }

        /* ========== 内容区域 ========== */
        .container-custom {
            max-width: 1220px;
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        .section-padding {
            padding: 5rem 0;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 1rem;
            letter-spacing: -0.02em;
            position: relative;
            display: inline-block;
        }

        .section-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -8px;
            width: 60px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }

        .text-accent {
            color: var(--accent);
        }

        .brand-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
            border: 1px solid rgba(0,0,0,0.04);
        }

        .brand-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(200,169,110,0.2);
        }

        .brand-card img {
            height: 220px;
            object-fit: cover;
            width: 100%;
            transition: transform 0.8s ease;
        }

        .brand-card:hover img {
            transform: scale(1.04);
        }

        .brand-card .card-body {
            padding: 1.8rem 1.4rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .brand-card .card-title {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 0.7rem;
            color: var(--primary);
            letter-spacing: -0.01em;
        }

        .brand-card .card-text {
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 1.5rem;
            flex: 1;
        }

        .btn-outline-accent {
            border: 1.5px solid var(--accent);
            color: var(--accent);
            background: transparent;
            padding: 0.55rem 1.5rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition);
            align-self: flex-start;
        }

        .btn-outline-accent:hover {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 5px 15px rgba(200,169,110,0.3);
            transform: translateY(-2px);
        }

        .btn-accent-filled {
            background: var(--accent);
            border: none;
            color: #fff;
            padding: 0.65rem 2rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.02em;
            box-shadow: 0 6px 18px rgba(200,169,110,0.3);
            transition: all var(--transition);
        }
        .btn-accent-filled:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 12px 24px rgba(200,169,110,0.4);
            color: #fff;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius-sm);
            padding: 1.5rem 1.8rem;
            margin-bottom: 1rem;
            border: 1px solid rgba(0,0,0,0.04);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

        .faq-item:hover {
            box-shadow: var(--shadow);
            border-color: rgba(200,169,110,0.15);
        }

        .faq-question {
            font-weight: 650;
            font-size: 1.1rem;
            color: var(--primary);
            margin-bottom: 0.4rem;
            position: relative;
            padding-left: 1.8rem;
        }

        .faq-question::before {
            content: 'Q';
            position: absolute;
            left: 0;
            top: 0;
            font-weight: 700;
            color: var(--accent);
            font-size: 1.2rem;
        }

        .faq-answer {
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.75;
            padding-left: 1.8rem;
            margin-top: 0.5rem;
        }

        .feature-stat {
            text-align: center;
            padding: 1.5rem 1rem;
        }

        .feature-number {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -0.02em;
        }

        /* ========== 页脚 ========== */
        .footer-custom {
            background: #1a1a1a;
            color: #cccccc;
            padding: 4rem 0 1.5rem;
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .footer-brand {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: 1rem;
        }

        .footer-heading {
            font-weight: 600;
            color: #fff;
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
            letter-spacing: 0.02em;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            margin-bottom: 0.55rem;
        }

        .footer-links a {
            color: #b0b0b0;
            transition: color var(--transition);
            font-size: 0.9rem;
        }

        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
            transition: all 0.2s;
        }

        .footer-desc {
            font-size: 0.9rem;
            color: #a0a0a0;
            line-height: 1.65;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            margin-top: 2.5rem;
            padding-top: 1.8rem;
            text-align: center;
            font-size: 0.85rem;
            color: #999;
        }

        @media (max-width: 991.98px) {
            .navbar-custom {
                background: rgba(255,255,255,0.96);
                backdrop-filter: blur(12px);
                padding: 0.5rem 0;
            }
            .page-banner {
                min-height: 260px;
                margin-top: 66px;
            }
            .banner-content h1 {
                font-size: 2.2rem;
            }
            .section-title {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 767.98px) {
            .brand-card img {
                height: 180px;
            }
            .page-banner {
                min-height: 220px;
                border-radius: 0 0 var(--radius-sm) var(--radius-sm);
            }
            .banner-content {
                padding: 1.5rem;
            }
            .banner-content h1 {
                font-size: 1.9rem;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #1a1a2e;
            --color-primary-light: #252540;
            --color-accent: #c9a96e;
            --color-accent-hover: #b8955e;
            --color-accent-light: #e8d5b0;
            --color-bg: #fafaf8;
            --color-bg-warm: #f5f1eb;
            --color-bg-dark: #1a1a2e;
            --color-text: #2c2c2c;
            --color-text-light: #6b6b6b;
            --color-text-lighter: #999999;
            --color-white: #ffffff;
            --color-border: #e5e2dc;
            --color-border-light: #f0ede8;
            --color-glass-bg: rgba(255, 255, 255, 0.75);
            --color-glass-border: rgba(255, 255, 255, 0.35);
            --color-glass-bg-solid: rgba(255, 255, 255, 0.96);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.12);
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 1.5rem;
            --spacing-lg: 2.5rem;
            --spacing-xl: 3.5rem;
            --spacing-2xl: 5rem;
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
            --font-heading: 'Georgia', 'Noto Serif SC', 'STSong', serif;
            --font-body: 'Inter', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: var(--font-body);
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            letter-spacing: 0.01em;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
        }
        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .container {
            max-width: 1200px;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }
        @media (min-width: 1400px) {
            .container {
                max-width: 1280px;
            }
        }

        /* ========== NAVBAR - 透明玻璃沉浸导航 ========== */
        .navbar-custom {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            padding: 0.85rem 0;
            background: var(--color-glass-bg);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--color-glass-border);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-smooth);
        }
        .navbar-custom.scrolled {
            background: var(--color-glass-bg-solid);
            box-shadow: var(--shadow-md);
            padding: 0.6rem 0;
        }
        .navbar-brand-custom {
            font-family: var(--font-heading);
            font-size: 1.55rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: var(--color-primary) !important;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .navbar-brand-custom:hover {
            color: var(--color-accent) !important;
        }
        .navbar-custom .nav-link {
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text) !important;
            padding: 0.45rem 1rem !important;
            border-radius: 20px;
            transition: all var(--transition-smooth);
            letter-spacing: 0.03em;
            white-space: nowrap;
            position: relative;
        }
        .navbar-custom .nav-link:hover {
            color: var(--color-accent) !important;
            background: rgba(201, 169, 110, 0.06);
            border-radius: 20px;
        }
        .navbar-custom .nav-link.active {
            color: var(--color-accent) !important;
            font-weight: 600;
            background: rgba(201, 169, 110, 0.10);
            border-radius: 20px;
        }
        .nav-cta-btn {
            background: var(--color-accent) !important;
            color: #fff !important;
            border-radius: 24px !important;
            padding: 0.5rem 1.3rem !important;
            font-weight: 600 !important;
            letter-spacing: 0.04em;
            transition: all var(--transition-bounce) !important;
            box-shadow: 0 2px 10px rgba(201, 169, 110, 0.25);
        }
        .nav-cta-btn:hover {
            background: var(--color-accent-hover) !important;
            color: #fff !important;
            box-shadow: 0 4px 18px rgba(201, 169, 110, 0.4);
            transform: translateY(-1px);
        }
        .navbar-toggler-custom {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 0.4rem 0.65rem;
            color: var(--color-text);
            background: transparent;
            transition: all var(--transition-fast);
        }
        .navbar-toggler-custom:focus {
            box-shadow: 0 0 0 3px rgba(201, 169, 110, 0.2);
            outline: none;
        }
        .navbar-toggler-custom i {
            font-size: 1.2rem;
            color: var(--color-text);
        }
        @media (max-width: 991.98px) {
            .navbar-custom {
                padding: 0.6rem 0;
            }
            .navbar-custom .nav-link {
                padding: 0.55rem 1rem !important;
                border-radius: 8px;
                text-align: center;
            }
            .nav-cta-btn {
                margin-top: 0.3rem;
                text-align: center;
                display: inline-block;
                width: auto;
            }
            .navbar-collapse {
                background: rgba(255, 255, 255, 0.97);
                border-radius: var(--radius-md);
                padding: 0.8rem;
                margin-top: 0.5rem;
                box-shadow: var(--shadow-lg);
                border: 1px solid var(--color-border-light);
            }
        }

        /* ========== BANNER ========== */
        .banner-section {
            position: relative;
            min-height: 520px;
            display: flex;
            align-items: center;
            background: url('assets/images/backpic/back-3.webp') center/cover no-repeat;
            background-position: center 30%;
            margin-top: 0;
            padding-top: 6rem;
            padding-bottom: 3rem;
        }
        .banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26, 26, 46, 0.55) 0%, rgba(26, 26, 46, 0.7) 60%, rgba(26, 26, 46, 0.85) 100%);
            z-index: 1;
        }
        .banner-content {
            position: relative;
            z-index: 2;
            color: #fff;
            max-width: 680px;
        }
        .banner-badge {
            display: inline-block;
            background: rgba(201, 169, 110, 0.25);
            border: 1px solid rgba(201, 169, 110, 0.45);
            color: var(--color-accent-light);
            padding: 0.35rem 1.1rem;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.06em;
            margin-bottom: var(--spacing-md);
            backdrop-filter: blur(4px);
        }
        .banner-title {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.04em;
        }
        .banner-subtitle {
            font-size: 1.1rem;
            line-height: 1.75;
            opacity: 0.9;
            margin-bottom: var(--spacing-md);
            max-width: 520px;
        }
        .banner-btn {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 0.75rem 2rem;
            border-radius: 28px;
            font-weight: 600;
            letter-spacing: 0.04em;
            transition: all var(--transition-bounce);
            box-shadow: 0 4px 16px rgba(201, 169, 110, 0.35);
            font-size: 0.95rem;
        }
        .banner-btn:hover {
            background: var(--color-accent-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(201, 169, 110, 0.5);
        }
        @media (max-width: 767.98px) {
            .banner-section {
                min-height: 420px;
                padding-top: 5rem;
                padding-bottom: 2.5rem;
                background-position: center 25%;
            }
            .banner-title {
                font-size: 2rem;
            }
            .banner-subtitle {
                font-size: 0.95rem;
            }
        }

        /* ========== SECTION STYLES ========== */
        .section-padding {
            padding: var(--spacing-2xl) 0;
        }
        .section-padding-sm {
            padding: var(--spacing-xl) 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-xl);
        }
        .section-header .section-eyebrow {
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            color: var(--color-accent);
            font-weight: 600;
            margin-bottom: 0.5rem;
        }
        .section-header .section-title {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.03em;
            margin-bottom: 0.6rem;
        }
        .section-header .section-desc {
            color: var(--color-text-light);
            max-width: 600px;
            margin: 0 auto;
            font-size: 0.95rem;
        }
        @media (max-width: 767.98px) {
            .section-header .section-title {
                font-size: 1.6rem;
            }
            .section-padding {
                padding: var(--spacing-xl) 0;
            }
        }

        /* ========== CARDS ========== */
        .craft-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            height: 100%;
            border: 1px solid var(--color-border-light);
        }
        .craft-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-accent-light);
        }
        .craft-card-img {
            width: 100%;
            height: 220px;
            object-fit: cover;
        }
        .craft-card-body {
            padding: var(--spacing-md);
        }
        .craft-card-tag {
            display: inline-block;
            font-size: 0.78rem;
            color: var(--color-accent);
            font-weight: 600;
            letter-spacing: 0.05em;
            margin-bottom: 0.4rem;
        }
        .craft-card-title {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.5rem;
            line-height: 1.4;
        }
        .craft-card-desc {
            font-size: 0.9rem;
            color: var(--color-text-light);
            line-height: 1.6;
        }
        .craft-card-link {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-accent);
            margin-top: 0.6rem;
            transition: all var(--transition-fast);
        }
        .craft-card-link:hover {
            color: var(--color-accent-hover);
            gap: 0.6rem;
        }
        .craft-card-link i {
            font-size: 0.75rem;
            transition: transform var(--transition-fast);
        }
        .craft-card-link:hover i {
            transform: translateX(3px);
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            background: var(--color-bg-dark);
            border-radius: var(--radius-xl);
            padding: var(--spacing-xl) var(--spacing-lg);
            color: #fff;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-md);
            text-align: center;
        }
        .stat-item .stat-number {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: 0.02em;
        }
        .stat-item .stat-label {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 0.3rem;
            letter-spacing: 0.03em;
        }
        @media (max-width: 767.98px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--spacing-md);
                padding: var(--spacing-md);
            }
            .stat-item .stat-number {
                font-size: 1.8rem;
            }
        }

        /* ========== FEATURE BLOCK ========== */
        .feature-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-xl);
            align-items: center;
        }
        .feature-block.reverse {
            direction: ltr;
        }
        .feature-block.reverse .feature-text {
            order: 0;
        }
        .feature-block.reverse .feature-image {
            order: 1;
        }
        .feature-image img {
            border-radius: var(--radius-lg);
            width: 100%;
            height: 380px;
            object-fit: cover;
            box-shadow: var(--shadow-md);
        }
        .feature-text .feature-eyebrow {
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            color: var(--color-accent);
            font-weight: 600;
            margin-bottom: 0.3rem;
        }
        .feature-text h3 {
            font-family: var(--font-heading);
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.8rem;
            letter-spacing: 0.03em;
        }
        .feature-text p {
            color: var(--color-text-light);
            line-height: 1.8;
            margin-bottom: 0.5rem;
        }
        @media (max-width: 991.98px) {
            .feature-block {
                grid-template-columns: 1fr;
                gap: var(--spacing-lg);
            }
            .feature-image img {
                height: 280px;
            }
            .feature-block.reverse .feature-text {
                order: 0;
            }
            .feature-block.reverse .feature-image {
                order: 0;
            }
        }

        /* ========== CONTENT LIST ========== */
        .content-list-item {
            display: flex;
            gap: var(--spacing-md);
            padding: var(--spacing-md) 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            align-items: flex-start;
        }
        .content-list-item:hover {
            padding-left: 0.6rem;
            border-bottom-color: var(--color-accent-light);
        }
        .content-list-thumb {
            width: 90px;
            height: 70px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }
        .content-list-info h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 0.2rem;
            line-height: 1.4;
        }
        .content-list-info .content-meta {
            font-size: 0.82rem;
            color: var(--color-text-lighter);
            letter-spacing: 0.02em;
        }
        .content-list-info .content-excerpt {
            font-size: 0.88rem;
            color: var(--color-text-light);
            line-height: 1.5;
            margin-top: 0.25rem;
        }
        @media (max-width: 575.98px) {
            .content-list-item {
                flex-direction: column;
                gap: 0.6rem;
            }
            .content-list-thumb {
                width: 100%;
                height: 160px;
            }
        }

        /* ========== FAQ ========== */
        .faq-section-bg {
            background: var(--color-bg-warm);
        }
        .accordion-custom .accordion-item {
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md) !important;
            margin-bottom: 0.6rem;
            overflow: hidden;
            background: var(--color-white);
            box-shadow: var(--shadow-xs);
        }
        .accordion-custom .accordion-button {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-primary);
            background: transparent;
            box-shadow: none !important;
            padding: 1.1rem 1.3rem;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
            border-radius: var(--radius-md) !important;
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            color: var(--color-accent);
            background: rgba(201, 169, 110, 0.04);
            border-bottom: 1px solid var(--color-border-light);
        }
        .accordion-custom .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(201, 169, 110, 0.15) !important;
            outline: none;
        }
        .accordion-custom .accordion-button::after {
            background-size: 1rem;
            transition: transform var(--transition-smooth);
        }
        .accordion-custom .accordion-body {
            padding: 1.1rem 1.3rem;
            color: var(--color-text-light);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        /* ========== CTA ========== */
        .cta-section-custom {
            background: var(--color-bg-dark);
            border-radius: var(--radius-xl);
            padding: var(--spacing-2xl) var(--spacing-lg);
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section-custom::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(201, 169, 110, 0.08);
            pointer-events: none;
        }
        .cta-section-custom::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 140px;
            height: 140px;
            border-radius: 50%;
            background: rgba(201, 169, 110, 0.06);
            pointer-events: none;
        }
        .cta-section-custom .cta-title {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 0.6rem;
            position: relative;
            z-index: 1;
            letter-spacing: 0.03em;
        }
        .cta-section-custom .cta-desc {
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 1.5rem;
            position: relative;
            z-index: 1;
            font-size: 0.95rem;
        }
        .cta-btn-lg {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 0.85rem 2.5rem;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.05em;
            transition: all var(--transition-bounce);
            box-shadow: 0 4px 18px rgba(201, 169, 110, 0.4);
            position: relative;
            z-index: 1;
        }
        .cta-btn-lg:hover {
            background: var(--color-accent-hover);
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 8px 28px rgba(201, 169, 110, 0.55);
        }

        /* ========== FOOTER ========== */
        .footer-custom {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.8);
            padding: var(--spacing-2xl) 0 var(--spacing-md);
            font-size: 0.9rem;
            letter-spacing: 0.02em;
        }
        .footer-brand {
            font-family: var(--font-heading);
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.5rem;
            letter-spacing: 0.05em;
        }
        .footer-desc {
            font-size: 0.85rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 0;
        }
        .footer-heading {
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.7rem;
            font-size: 0.9rem;
            letter-spacing: 0.04em;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 0.4rem;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            margin-top: var(--spacing-xl);
            padding-top: var(--spacing-md);
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.45);
            letter-spacing: 0.03em;
        }
        @media (max-width: 767.98px) {
            .footer-custom {
                padding: var(--spacing-xl) 0 var(--spacing-md);
            }
        }

        /* ========== ANIMATIONS ========== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-fade-in-up {
            animation: fadeInUp 0.6s ease forwards;
        }
        .delay-1 {
            animation-delay: 0.1s;
            opacity: 0;
        }
        .delay-2 {
            animation-delay: 0.2s;
            opacity: 0;
        }
        .delay-3 {
            animation-delay: 0.3s;
            opacity: 0;
        }

        /* ========== UTILITY ========== */
        .bg-warm {
            background: var(--color-bg-warm);
        }
        .text-accent {
            color: var(--color-accent);
        }
        .fw-semibold {
            font-weight: 600;
        }

/* roulang page: category2 */
:root {
            --color-primary: #1a1a1a;
            --color-accent: #c8a45c;
            --color-accent-hover: #b8933f;
            --color-bg: #fafaf8;
            --color-bg-alt: #f3f1ec;
            --color-bg-dark: #1c1c1c;
            --color-text: #1a1a1a;
            --color-text-light: #5c5c5c;
            --color-text-muted: #8a8a8a;
            --color-border: #e5e2db;
            --color-border-light: #efede8;
            --color-white: #ffffff;
            --color-glass-bg: rgba(255, 255, 255, 0.72);
            --color-glass-bg-solid: rgba(255, 255, 255, 0.96);
            --color-glass-border: rgba(200, 164, 92, 0.25);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
            --shadow-accent: 0 4px 18px rgba(200, 164, 92, 0.25);
            --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'Georgia', 'Noto Serif SC', 'STSong', 'SimSun', 'Songti SC', serif;
            --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --navbar-height: 68px;
            --section-gap: 80px;
            --section-gap-sm: 56px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            -webkit-tap-highlight-color: transparent;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent);
        }

        button {
            cursor: pointer;
            font-family: inherit;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 600;
            line-height: 1.25;
            color: var(--color-text);
            margin-top: 0;
        }

        h1 {
            font-size: 2.8rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2.2rem;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.45rem;
            letter-spacing: 0;
        }

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

        /* ============ NAVBAR - Glass Effect ============ */
        .navbar-custom {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1050;
            padding-top: 12px;
            padding-bottom: 12px;
            background: var(--color-glass-bg);
            backdrop-filter: blur(22px) saturate(160%);
            -webkit-backdrop-filter: blur(22px) saturate(160%);
            border-bottom: 1px solid var(--color-glass-border);
            transition: all var(--transition-smooth);
            min-height: var(--navbar-height);
        }

        .navbar-custom.scrolled {
            background: var(--color-glass-bg-solid);
            border-bottom-color: var(--color-border);
            box-shadow: var(--shadow-sm);
            padding-top: 8px;
            padding-bottom: 8px;
        }

        .navbar-brand-custom {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            color: var(--color-primary) !important;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }

        .navbar-brand-custom:hover {
            color: var(--color-accent) !important;
        }

        .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            color: var(--color-text) !important;
            padding: 8px 16px !important;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--color-accent) !important;
            background: rgba(200, 164, 92, 0.06);
        }

        .nav-link.active {
            color: var(--color-accent) !important;
            background: rgba(200, 164, 92, 0.10);
            font-weight: 600;
        }

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

        .nav-cta-btn {
            display: inline-block !important;
            background: var(--color-accent) !important;
            color: #fff !important;
            border-radius: 24px !important;
            padding: 9px 22px !important;
            font-weight: 600 !important;
            letter-spacing: 0.03em !important;
            transition: all var(--transition-smooth) !important;
            box-shadow: var(--shadow-accent);
            border: 1px solid transparent !important;
        }

        .nav-cta-btn:hover {
            background: var(--color-accent-hover) !important;
            box-shadow: 0 6px 24px rgba(200, 164, 92, 0.35);
            transform: translateY(-1px);
            color: #fff !important;
        }

        .nav-cta-btn.active {
            background: var(--color-accent-hover) !important;
            color: #fff !important;
        }

        .nav-cta-btn.active::after {
            display: none;
        }

        .navbar-toggler-custom {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 8px 12px;
            color: var(--color-text);
            background: var(--color-glass-bg);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            transition: all var(--transition-fast);
        }

        .navbar-toggler-custom:focus {
            box-shadow: 0 0 0 3px rgba(200, 164, 92, 0.2);
            outline: none;
        }

        .navbar-toggler-custom:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: var(--color-glass-bg-solid);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                border-radius: var(--radius-md);
                margin-top: 10px;
                padding: 16px;
                border: 1px solid var(--color-border-light);
                box-shadow: var(--shadow-lg);
            }
            .nav-link {
                padding: 10px 16px !important;
                border-radius: var(--radius-sm);
            }
            .nav-cta-btn {
                text-align: center;
                display: block !important;
                margin-top: 6px;
            }
            .nav-link.active::after {
                bottom: 0;
                width: 16px;
            }
        }

        /* ============ PAGE BANNER ============ */
        .page-banner {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            background: url('assets/images/backpic/back-1.webp') center/cover no-repeat;
            background-position: center 30%;
            margin-top: var(--navbar-height);
            isolation: isolate;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg,
                    rgba(26, 26, 26, 0.55) 0%,
                    rgba(26, 26, 26, 0.35) 50%,
                    rgba(26, 26, 26, 0.60) 100%);
            z-index: 1;
        }

        .page-banner-content {
            position: relative;
            z-index: 2;
            color: #fff;
            padding: 60px 0;
        }

        .page-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .page-breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
            transition: color var(--transition-fast);
        }

        .page-breadcrumb a:hover {
            color: var(--color-accent);
        }

        .page-breadcrumb .separator {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.75rem;
        }

        .page-banner h1 {
            color: #fff;
            font-size: 3rem;
            letter-spacing: 0.04em;
            margin-bottom: 12px;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
        }

        .page-banner .banner-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            line-height: 1.6;
            text-shadow: 0 1px 6px rgba(0, 0, 0, 0.25);
        }

        @media (max-width: 767.98px) {
            .page-banner {
                min-height: 300px;
                background-position: center 40%;
            }
            .page-banner h1 {
                font-size: 2rem;
            }
            .page-banner .banner-subtitle {
                font-size: 1rem;
            }
            .page-banner-content {
                padding: 40px 0;
            }
        }

        /* ============ SECTIONS ============ */
        .section {
            padding: var(--section-gap) 0;
        }

        .section-alt {
            background: var(--color-bg-alt);
        }

        .section-dark {
            background: var(--color-bg-dark);
            color: #e0e0e0;
        }

        .section-dark h2,
        .section-dark h3 {
            color: #fff;
        }

        .section-dark .section-label {
            color: var(--color-accent);
        }

        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-accent);
            margin-bottom: 12px;
        }

        .section-title {
            margin-bottom: 16px;
        }

        .section-desc {
            color: var(--color-text-light);
            font-size: 1.05rem;
            max-width: 640px;
            line-height: 1.7;
        }

        .section-dark .section-desc {
            color: #b0b0b0;
        }

        @media (max-width: 767.98px) {
            .section {
                padding: var(--section-gap-sm) 0;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .section-desc {
                font-size: 0.95rem;
            }
        }

        /* ============ CARDS ============ */
        .card-custom {
            background: var(--color-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .card-custom:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-border);
        }

        .card-custom .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--color-bg-alt);
        }

        .card-custom .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

        .card-custom:hover .card-img-wrap img {
            transform: scale(1.04);
        }

        .card-custom .card-body-custom {
            padding: 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .card-custom .card-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            color: var(--color-accent);
            background: rgba(200, 164, 92, 0.08);
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 10px;
            width: fit-content;
        }

        .card-custom .card-title {
            font-size: 1.15rem;
            font-weight: 600;
            margin-bottom: 8px;
            line-height: 1.4;
            font-family: var(--font-heading);
        }

        .card-custom .card-text {
            font-size: 0.9rem;
            color: var(--color-text-light);
            line-height: 1.6;
            flex: 1;
        }

        .card-custom .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-accent);
            margin-top: 14px;
            transition: gap var(--transition-fast);
        }

        .card-custom .card-link:hover {
            gap: 10px;
            color: var(--color-accent-hover);
        }

        .card-custom .card-link i {
            font-size: 0.75rem;
        }

        /* ============ INFO ROW (图文交错) ============ */
        .info-row {
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }

        .info-row.reverse {
            flex-direction: row-reverse;
        }

        .info-row .info-img {
            flex: 1 1 400px;
            min-width: 280px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

        .info-row .info-img img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 4 / 3;
        }

        .info-row .info-text {
            flex: 1 1 350px;
            min-width: 260px;
        }

        .info-row .info-text h3 {
            margin-bottom: 12px;
        }

        .info-row .info-text p {
            color: var(--color-text-light);
            line-height: 1.75;
            margin-bottom: 8px;
        }

        @media (max-width: 767.98px) {
            .info-row {
                gap: 28px;
            }
            .info-row.reverse {
                flex-direction: column;
            }
            .info-row .info-img {
                flex: 1 1 auto;
                min-width: 100%;
            }
            .info-row .info-text {
                flex: 1 1 auto;
                min-width: 100%;
            }
        }

        /* ============ STATS BLOCK ============ */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-card {
            text-align: center;
            padding: 32px 20px;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
        }

        .stat-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
            border-color: var(--color-border);
        }

        .stat-number {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: -0.02em;
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-light);
            font-weight: 500;
            letter-spacing: 0.03em;
        }

        .section-dark .stat-card {
            background: rgba(255, 255, 255, 0.04);
            border-color: rgba(255, 255, 255, 0.08);
        }
        .section-dark .stat-number {
            color: #fff;
        }
        .section-dark .stat-label {
            color: #b0b0b0;
        }

        @media (max-width: 991.98px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-number {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 520px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
        }

        /* ============ ACCORDION / FAQ ============ */
        .accordion-custom .accordion-item {
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md) !important;
            margin-bottom: 10px;
            background: var(--color-white);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
        }

        .accordion-custom .accordion-item:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-md);
        }

        .accordion-custom .accordion-button {
            font-weight: 600;
            font-size: 1rem;
            font-family: var(--font-heading);
            color: var(--color-text);
            background: transparent;
            box-shadow: none !important;
            padding: 18px 22px;
            border-radius: var(--radius-md) !important;
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            color: var(--color-accent);
            background: rgba(200, 164, 92, 0.04);
        }

        .accordion-custom .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(200, 164, 92, 0.12) !important;
            border-color: transparent;
        }

        .accordion-custom .accordion-button::after {
            background-size: 14px;
            transition: transform var(--transition-smooth);
        }

        .accordion-custom .accordion-body {
            font-size: 0.95rem;
            color: var(--color-text-light);
            line-height: 1.75;
            padding: 6px 22px 20px 22px;
        }

        /* ============ CTA ============ */
        .cta-section-custom {
            background: linear-gradient(160deg, #1c1c1c 0%, #2a2a2a 50%, #1c1c1c 100%);
            color: #fff;
            text-align: center;
            padding: 72px 0;
            position: relative;
            overflow: hidden;
            isolation: isolate;
        }

        .cta-section-custom::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -30%;
            width: 80%;
            height: 200%;
            background: radial-gradient(ellipse at center,
                    rgba(200, 164, 92, 0.08) 0%,
                    transparent 70%);
            z-index: 0;
            pointer-events: none;
        }

        .cta-section-custom .cta-content {
            position: relative;
            z-index: 1;
        }

        .cta-section-custom h2 {
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        .cta-section-custom p {
            color: #c0c0c0;
            max-width: 540px;
            margin: 0 auto 28px;
            font-size: 1.05rem;
            line-height: 1.7;
        }

        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.04em;
            padding: 14px 34px;
            border-radius: 30px;
            border: none;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-accent);
            cursor: pointer;
            text-decoration: none;
        }

        .btn-cta:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 8px 28px rgba(200, 164, 92, 0.4);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-cta:focus-visible {
            outline: 3px solid rgba(200, 164, 92, 0.5);
            outline-offset: 3px;
        }

        .btn-outline-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--color-accent);
            border: 2px solid var(--color-accent);
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.03em;
            padding: 12px 28px;
            border-radius: 30px;
            transition: all var(--transition-smooth);
            cursor: pointer;
            text-decoration: none;
        }

        .btn-outline-custom:hover {
            background: var(--color-accent);
            color: #fff;
            box-shadow: var(--shadow-accent);
            transform: translateY(-1px);
        }

        /* ============ FOOTER ============ */
        .footer-custom {
            background: var(--color-bg-dark);
            color: #c0c0c0;
            padding: 56px 0 28px;
            font-size: 0.9rem;
            line-height: 1.8;
        }

        .footer-brand {
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: 10px;
        }

        .footer-desc {
            color: #a0a0a0;
            font-size: 0.88rem;
            line-height: 1.7;
        }

        .footer-heading {
            font-weight: 700;
            color: #fff;
            font-size: 0.95rem;
            letter-spacing: 0.04em;
            margin-bottom: 12px;
            text-transform: uppercase;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            margin-bottom: 6px;
        }

        .footer-links a {
            color: #a0a0a0;
            font-size: 0.88rem;
            transition: all var(--transition-fast);
            padding: 2px 0;
            display: inline-block;
        }

        .footer-links a:hover {
            color: var(--color-accent);
            transform: translateX(3px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 36px;
            padding-top: 20px;
            font-size: 0.82rem;
            color: #888;
            text-align: center;
        }

        @media (max-width: 767.98px) {
            .footer-custom {
                padding: 40px 0 20px;
            }
            .footer-heading {
                margin-top: 8px;
            }
        }

        /* ============ UTILITY ============ */
        .text-accent {
            color: var(--color-accent) !important;
        }
        .bg-accent-subtle {
            background: rgba(200, 164, 92, 0.06);
        }

        @media (max-width: 520px) {
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.45rem;
            }
            h3 {
                font-size: 1.2rem;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
        }

        /* ============ FOCUS VISIBLE ============ */
        a:focus-visible,
        button:focus-visible,
        .nav-link:focus-visible,
        .btn-cta:focus-visible,
        .btn-outline-custom:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .navbar-toggler-custom:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

/* roulang page: category4 */
:root {
            --color-primary: #1a1a28;
            --color-primary-light: #252538;
            --color-accent: #c4a265;
            --color-accent-light: #d9bd86;
            --color-accent-deep: #a8884a;
            --color-bg: #fafaf7;
            --color-bg-alt: #f3f1ed;
            --color-bg-dark: #1a1a28;
            --color-text: #2a2a2a;
            --color-text-light: #6e6e6e;
            --color-text-lighter: #999999;
            --color-text-on-dark: #e8e6e1;
            --color-border: #e5e2db;
            --color-border-light: #efede8;
            --color-white: #ffffff;
            --color-tag-bg: #f5f3ef;
            --color-tag-text: #8a7b65;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.11);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.14);
            --spacing-xs: 0.5rem;
            --spacing-sm: 0.75rem;
            --spacing-md: 1.25rem;
            --spacing-lg: 2rem;
            --spacing-xl: 3rem;
            --spacing-2xl: 4.5rem;
            --spacing-3xl: 6rem;
            --font-heading: 'Georgia', 'Noto Serif SC', 'STSong', 'Songti SC', serif;
            --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --glass-bg: rgba(255, 255, 255, 0.72);
            --glass-border: rgba(255, 255, 255, 0.35);
            --glass-shadow: 0 2px 20px rgba(0, 0, 0, 0.07);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: var(--font-body);
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            letter-spacing: 0.01em;
        }

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

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

        button,
        input {
            font-family: inherit;
        }

        /* Navbar - Glass Immersive */
        .navbar-custom {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            padding: 0.85rem 0;
            background: var(--glass-bg);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--glass-border);
            box-shadow: var(--glass-shadow);
            transition: all var(--transition-smooth);
        }
        .navbar-custom.scrolled {
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(22px);
            -webkit-backdrop-filter: blur(22px);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            padding: 0.55rem 0;
        }

        .navbar-brand-custom {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            color: var(--color-primary) !important;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .navbar-brand-custom:hover {
            color: var(--color-accent-deep) !important;
        }

        .navbar-custom .nav-link {
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text) !important;
            padding: 0.45rem 0.95rem !important;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            position: relative;
        }
        .navbar-custom .nav-link:hover {
            color: var(--color-accent-deep) !important;
            background: rgba(196, 162, 101, 0.08);
        }
        .navbar-custom .nav-link.active {
            color: var(--color-accent-deep) !important;
            background: rgba(196, 162, 101, 0.12);
            font-weight: 600;
        }
        .navbar-custom .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2.5px;
            background: var(--color-accent);
            border-radius: 2px;
        }

        .nav-cta-btn {
            background: var(--color-accent) !important;
            color: #fff !important;
            border-radius: 24px !important;
            padding: 0.45rem 1.35rem !important;
            font-weight: 600 !important;
            letter-spacing: 0.03em;
            transition: all var(--transition-smooth) !important;
            box-shadow: 0 2px 10px rgba(196, 162, 101, 0.3);
            white-space: nowrap;
        }
        .nav-cta-btn:hover {
            background: var(--color-accent-deep) !important;
            color: #fff !important;
            box-shadow: 0 4px 18px rgba(168, 136, 74, 0.4);
            transform: translateY(-1px);
        }
        .nav-cta-btn.active {
            background: var(--color-accent-deep) !important;
            color: #fff !important;
        }

        .navbar-toggler-custom {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 0.4rem 0.65rem;
            color: var(--color-text);
            background: rgba(255, 255, 255, 0.6);
            transition: all var(--transition-fast);
        }
        .navbar-toggler-custom:hover {
            background: rgba(255, 255, 255, 0.9);
            border-color: var(--color-accent);
        }
        .navbar-toggler-custom:focus {
            box-shadow: 0 0 0 3px rgba(196, 162, 101, 0.2);
            outline: none;
        }

        @media (max-width: 991.98px) {
            .navbar-custom .navbar-collapse {
                background: rgba(255, 255, 255, 0.97);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                border-radius: var(--radius-lg);
                padding: 1rem 1.25rem;
                margin-top: 0.75rem;
                box-shadow: var(--shadow-lg);
                border: 1px solid var(--color-border);
            }
            .navbar-custom .nav-link {
                padding: 0.6rem 0.8rem !important;
                border-radius: var(--radius-sm);
            }
            .navbar-custom .nav-link.active::after {
                display: none;
            }
            .nav-cta-btn {
                display: inline-block;
                text-align: center;
                margin-top: 0.3rem;
            }
        }

        /* Banner */
        .page-banner {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            background: var(--color-bg-dark) url('assets/images/backpic/back-3.webp') center / cover no-repeat;
            background-attachment: fixed;
            margin-top: 0;
            padding-top: 80px;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26, 26, 40, 0.75) 0%, rgba(26, 26, 40, 0.6) 100%);
            z-index: 1;
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            color: var(--color-text-on-dark);
            padding: var(--spacing-3xl) 0 var(--spacing-2xl);
        }
        .page-banner .banner-tag {
            display: inline-block;
            background: rgba(196, 162, 101, 0.25);
            color: var(--color-accent-light);
            border: 1px solid rgba(196, 162, 101, 0.4);
            padding: 0.35rem 1rem;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            margin-bottom: var(--spacing-md);
        }
        .page-banner h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            margin-bottom: var(--spacing-sm);
            line-height: 1.25;
        }
        .page-banner .banner-subtitle {
            font-size: 1.1rem;
            color: rgba(232, 230, 225, 0.85);
            max-width: 560px;
            line-height: 1.7;
        }

        @media (max-width: 767.98px) {
            .page-banner {
                min-height: 320px;
                background-attachment: scroll;
            }
            .page-banner h1 {
                font-size: 2rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.95rem;
            }
        }

        /* Section shared */
        .section-custom {
            padding: var(--spacing-3xl) 0;
        }
        .section-custom-alt {
            background: var(--color-bg-alt);
        }
        .section-custom-dark {
            background: var(--color-bg-dark);
            color: var(--color-text-on-dark);
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-2xl);
        }
        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            margin-bottom: 0.5rem;
            color: var(--color-primary);
        }
        .section-header .section-divider {
            display: inline-block;
            width: 48px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 2px;
            margin: 0.6rem 0 1rem;
        }
        .section-header p {
            color: var(--color-text-light);
            max-width: 600px;
            margin: 0 auto;
            font-size: 0.98rem;
        }
        .section-custom-dark .section-header h2 {
            color: var(--color-text-on-dark);
        }
        .section-custom-dark .section-header p {
            color: rgba(232, 230, 225, 0.7);
        }

        /* Intro block */
        .intro-block {
            max-width: 780px;
            margin: 0 auto var(--spacing-2xl);
            text-align: center;
            font-size: 1.05rem;
            line-height: 1.85;
            color: var(--color-text-light);
        }

        /* Trend cards */
        .trend-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .trend-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-border);
        }
        .trend-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--color-bg-alt);
        }
        .trend-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .trend-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .trend-card .card-img-wrap .trend-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(26, 26, 40, 0.8);
            color: #fff;
            padding: 0.25rem 0.75rem;
            border-radius: 16px;
            font-size: 0.78rem;
            font-weight: 500;
            letter-spacing: 0.03em;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            z-index: 2;
        }
        .trend-card .card-body-custom {
            padding: 1.35rem 1.5rem 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .trend-card .card-body-custom h3 {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--color-primary);
            letter-spacing: 0.02em;
        }
        .trend-card .card-body-custom p {
            color: var(--color-text-light);
            font-size: 0.9rem;
            line-height: 1.6;
            margin-bottom: 1rem;
            flex: 1;
        }
        .trend-card .card-meta {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.8rem;
            color: var(--color-text-lighter);
        }
        .trend-card .card-meta .meta-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-accent);
        }

        /* Brand row */
        .brand-row-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 1.1rem 1.25rem;
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            margin-bottom: 0.75rem;
        }
        .brand-row-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-border);
            transform: translateX(3px);
        }
        .brand-row-item .brand-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 1.3rem;
            color: var(--color-accent-deep);
            font-weight: 700;
            font-family: var(--font-heading);
            letter-spacing: 0.04em;
        }
        .brand-row-item .brand-info h4 {
            font-size: 0.98rem;
            font-weight: 600;
            margin-bottom: 0.15rem;
            color: var(--color-primary);
        }
        .brand-row-item .brand-info span {
            font-size: 0.82rem;
            color: var(--color-text-light);
        }

        /* Style grid */
        .style-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            height: 100%;
            text-align: center;
        }
        .style-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .style-card .style-img-wrap {
            aspect-ratio: 4 / 3;
            overflow: hidden;
            background: var(--color-bg-alt);
        }
        .style-card .style-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .style-card:hover .style-img-wrap img {
            transform: scale(1.05);
        }
        .style-card .style-body {
            padding: 1.25rem;
        }
        .style-card .style-body h4 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.3rem;
        }
        .style-card .style-body p {
            font-size: 0.85rem;
            color: var(--color-text-light);
            margin: 0;
            line-height: 1.5;
        }

        /* News list */
        .news-list-item {
            display: flex;
            gap: 1.25rem;
            padding: 1.3rem 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            align-items: flex-start;
        }
        .news-list-item:last-child {
            border-bottom: none;
        }
        .news-list-item:hover {
            padding-left: 0.5rem;
            background: rgba(196, 162, 101, 0.03);
            border-radius: var(--radius-sm);
            padding-left: 0.75rem;
            padding-right: 0.75rem;
        }
        .news-list-item .news-num {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--color-bg-dark);
            color: var(--color-accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
            font-family: var(--font-heading);
        }
        .news-list-item .news-content h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 0.3rem;
            color: var(--color-primary);
            line-height: 1.4;
        }
        .news-list-item .news-content p {
            font-size: 0.85rem;
            color: var(--color-text-light);
            margin: 0;
            line-height: 1.55;
        }
        .news-list-item .news-date {
            font-size: 0.78rem;
            color: var(--color-text-lighter);
            white-space: nowrap;
            flex-shrink: 0;
            padding-top: 0.15rem;
        }

        @media (max-width: 575.98px) {
            .news-list-item {
                flex-direction: column;
                gap: 0.5rem;
            }
            .news-list-item .news-date {
                padding-top: 0;
            }
        }

        /* FAQ */
        .faq-accordion .accordion-item {
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md) !important;
            margin-bottom: 0.6rem;
            overflow: hidden;
            background: var(--color-white);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
        }
        .faq-accordion .accordion-item:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-accordion .accordion-button {
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--color-primary);
            background: var(--color-white);
            box-shadow: none !important;
            padding: 1.1rem 1.35rem;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
            border-radius: var(--radius-md) !important;
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            background: rgba(196, 162, 101, 0.06);
            color: var(--color-accent-deep);
            border-bottom: 1px solid var(--color-border-light);
        }
        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(196, 162, 101, 0.18) !important;
            outline: none;
        }
        .faq-accordion .accordion-button::after {
            filter: brightness(0.6);
        }
        .faq-accordion .accordion-body {
            padding: 1.1rem 1.35rem 1.3rem;
            color: var(--color-text-light);
            font-size: 0.9rem;
            line-height: 1.75;
        }

        /* CTA */
        .cta-section-custom {
            background: linear-gradient(160deg, var(--color-primary) 0%, #1f1f35 100%);
            color: var(--color-text-on-dark);
            text-align: center;
            padding: var(--spacing-3xl) 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section-custom::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -15%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: rgba(196, 162, 101, 0.06);
            pointer-events: none;
        }
        .cta-section-custom::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(196, 162, 101, 0.04);
            pointer-events: none;
        }
        .cta-section-custom .cta-inner {
            position: relative;
            z-index: 2;
        }
        .cta-section-custom h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            margin-bottom: 0.75rem;
        }
        .cta-section-custom p {
            color: rgba(232, 230, 225, 0.78);
            max-width: 500px;
            margin: 0 auto 1.75rem;
            font-size: 1rem;
            line-height: 1.7;
        }
        .btn-accent {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 0.75rem 2rem;
            border-radius: 28px;
            font-weight: 600;
            letter-spacing: 0.04em;
            transition: all var(--transition-smooth);
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 18px rgba(196, 162, 101, 0.35);
            font-size: 0.95rem;
        }
        .btn-accent:hover {
            background: var(--color-accent-light);
            color: #fff;
            box-shadow: 0 6px 26px rgba(196, 162, 101, 0.5);
            transform: translateY(-2px);
        }
        .btn-outline-accent {
            display: inline-block;
            background: transparent;
            color: var(--color-accent-light);
            padding: 0.7rem 1.8rem;
            border-radius: 28px;
            font-weight: 600;
            letter-spacing: 0.04em;
            transition: all var(--transition-smooth);
            border: 1.5px solid rgba(196, 162, 101, 0.5);
            cursor: pointer;
            font-size: 0.95rem;
            margin-left: 0.75rem;
        }
        .btn-outline-accent:hover {
            background: rgba(196, 162, 101, 0.12);
            border-color: var(--color-accent-light);
            color: var(--color-accent-light);
            transform: translateY(-2px);
        }

        /* Stats strip */
        .stats-strip {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 2.5rem;
            padding: var(--spacing-xl) 0;
            text-align: center;
        }
        .stats-strip .stat-item .stat-num {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--color-accent-deep);
            letter-spacing: 0.02em;
            line-height: 1.2;
        }
        .stats-strip .stat-item .stat-label {
            font-size: 0.85rem;
            color: var(--color-text-light);
            margin-top: 0.2rem;
        }
        @media (max-width: 575.98px) {
            .stats-strip {
                gap: 1.5rem;
            }
            .stats-strip .stat-item .stat-num {
                font-size: 1.8rem;
            }
        }

        /* Footer */
        .footer-custom {
            background: #1a1a28;
            color: rgba(232, 230, 225, 0.8);
            padding: var(--spacing-2xl) 0 var(--spacing-lg);
            font-size: 0.9rem;
        }
        .footer-custom .footer-brand {
            font-family: var(--font-heading);
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: 0.6rem;
        }
        .footer-custom .footer-desc {
            font-size: 0.84rem;
            line-height: 1.7;
            color: rgba(232, 230, 225, 0.6);
        }
        .footer-custom .footer-heading {
            font-weight: 600;
            color: #fff;
            font-size: 0.9rem;
            letter-spacing: 0.03em;
            margin-bottom: 0.7rem;
            text-transform: uppercase;
            font-size: 0.8rem;
        }
        .footer-custom .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-custom .footer-links li {
            margin-bottom: 0.4rem;
        }
        .footer-custom .footer-links a {
            color: rgba(232, 230, 225, 0.65);
            font-size: 0.84rem;
            transition: color var(--transition-fast);
        }
        .footer-custom .footer-links a:hover {
            color: var(--color-accent-light);
        }
        .footer-custom .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: var(--spacing-xl);
            padding-top: var(--spacing-md);
            text-align: center;
            font-size: 0.8rem;
            color: rgba(232, 230, 225, 0.45);
        }

        @media (max-width: 767.98px) {
            .section-custom {
                padding: var(--spacing-2xl) 0;
            }
            .section-header h2 {
                font-size: 1.6rem;
            }
            .cta-section-custom h2 {
                font-size: 1.5rem;
            }
            .btn-outline-accent {
                margin-left: 0;
                margin-top: 0.6rem;
            }
        }