/* roulang page: index */
:root {
            --color-primary: #1e3a5f;
            --color-secondary: #c9973e;
            --color-bg: #f8f6f1;
            --color-text: #1a1a2e;
            --color-text-weak: #6b7280;
            --color-border: #e5e7eb;
            --radius-card: 1rem;
            --radius-btn: 0.75rem;
            --shadow-card: 0 4px 20px rgba(30, 58, 95, 0.08);
            --shadow-hover: 0 12px 40px rgba(30, 58, 95, 0.15);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 1rem;
            }
        }

        /* ===== Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(229, 231, 235, 0.6);
            box-shadow: 0 2px 30px rgba(30, 58, 95, 0.06);
            transition: background var(--transition), box-shadow var(--transition);
        }

        .site-header.scrolled {
            background: rgba(255, 255, 255, 0.98);
            box-shadow: 0 4px 40px rgba(30, 58, 95, 0.1);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--color-primary), #2a4a7a);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            font-weight: 800;
            box-shadow: 0 4px 12px rgba(30, 58, 95, 0.2);
        }

        .nav-logo .logo-text {
            background: linear-gradient(135deg, var(--color-primary), #2a4a7a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            list-style: none;
            background: rgba(248, 246, 241, 0.6);
            padding: 0.25rem;
            border-radius: 48px;
            border: 1px solid rgba(229, 231, 235, 0.5);
        }

        .nav-links li a {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.6rem 1.25rem;
            border-radius: 40px;
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--color-text-weak);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .nav-links li a i {
            font-size: 0.85rem;
            opacity: 0.7;
        }

        .nav-links li a:hover {
            color: var(--color-primary);
            background: rgba(30, 58, 95, 0.06);
        }

        .nav-links li a.active {
            color: #fff;
            background: var(--color-primary);
            box-shadow: 0 4px 12px rgba(30, 58, 95, 0.2);
        }

        .nav-links li a.active i {
            opacity: 1;
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }

        .nav-cta .btn-ghost {
            padding: 0.5rem 1.25rem;
            border-radius: 40px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-primary);
            background: transparent;
            border: 1px solid var(--color-border);
            transition: all var(--transition);
            cursor: pointer;
        }

        .nav-cta .btn-ghost:hover {
            background: rgba(30, 58, 95, 0.05);
            border-color: var(--color-primary);
        }

        .nav-cta .btn-primary {
            padding: 0.5rem 1.5rem;
            border-radius: 40px;
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--color-secondary), #d9a84e);
            border: none;
            box-shadow: 0 4px 14px rgba(201, 151, 62, 0.35);
            transition: all var(--transition);
            cursor: pointer;
        }

        .nav-cta .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(201, 151, 62, 0.45);
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-primary);
            cursor: pointer;
            padding: 0.25rem;
            border-radius: 8px;
            transition: background var(--transition);
        }

        .mobile-toggle:hover {
            background: rgba(30, 58, 95, 0.05);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--color-border);
            padding: 1.5rem;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
            z-index: 99;
            max-height: calc(100vh - 72px);
            overflow-y: auto;
        }

        .mobile-menu.open {
            display: block;
            animation: slideDown 0.3s ease;
        }

        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .mobile-menu .mobile-nav-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .mobile-menu .mobile-nav-list li a {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            padding: 0.85rem 1rem;
            border-radius: 12px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition);
        }

        .mobile-menu .mobile-nav-list li a i {
            width: 1.25rem;
            color: var(--color-text-weak);
        }

        .mobile-menu .mobile-nav-list li a:hover,
        .mobile-menu .mobile-nav-list li a.active {
            background: rgba(30, 58, 95, 0.06);
            color: var(--color-primary);
        }

        .mobile-menu .mobile-nav-list li a.active {
            font-weight: 600;
        }

        .mobile-menu .mobile-cta {
            margin-top: 1.5rem;
            padding-top: 1.5rem;
            border-top: 1px solid var(--color-border);
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

        .mobile-menu .mobile-cta .btn-mobile-primary {
            padding: 0.85rem;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--color-secondary), #d9a84e);
            color: #fff;
            font-weight: 600;
            text-align: center;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
        }

        .mobile-menu .mobile-cta .btn-mobile-primary:hover {
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(201, 151, 62, 0.3);
        }

        .mobile-menu .mobile-cta .btn-mobile-ghost {
            padding: 0.85rem;
            border-radius: 12px;
            background: transparent;
            color: var(--color-primary);
            font-weight: 500;
            text-align: center;
            border: 1px solid var(--color-border);
            cursor: pointer;
            transition: all var(--transition);
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            min-height: 86vh;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, #0b1225 0%, #1e3a5f 50%, #1a3050 100%);
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            opacity: 0.25;
            mix-blend-mode: overlay;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(201, 151, 62, 0.08) 0%, transparent 70%),
                radial-gradient(ellipse at 70% 30%, rgba(30, 58, 95, 0.3) 0%, transparent 60%);
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 860px;
            padding: 4rem 0 5rem;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            padding: 0.4rem 1rem;
            border-radius: 40px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 1.75rem;
            letter-spacing: 0.02em;
        }

        .hero-badge i {
            color: var(--color-secondary);
        }

        .hero-title {
            font-size: clamp(2.4rem, 6vw, 4.2rem);
            font-weight: 800;
            line-height: 1.12;
            color: #fff;
            letter-spacing: -0.03em;
            margin-bottom: 1.5rem;
        }

        .hero-title .highlight {
            background: linear-gradient(135deg, var(--color-secondary), #e8b84e);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-sub {
            font-size: clamp(1.05rem, 1.8vw, 1.25rem);
            color: rgba(255, 255, 255, 0.75);
            max-width: 620px;
            line-height: 1.7;
            margin-bottom: 2.5rem;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            align-items: center;
        }

        .hero-actions .btn-hero-primary {
            padding: 0.85rem 2.4rem;
            border-radius: 48px;
            font-size: 1.05rem;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--color-secondary), #d9a84e);
            border: none;
            box-shadow: 0 8px 30px rgba(201, 151, 62, 0.35);
            transition: all var(--transition);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
        }

        .hero-actions .btn-hero-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 44px rgba(201, 151, 62, 0.5);
        }

        .hero-actions .btn-hero-secondary {
            padding: 0.85rem 2rem;
            border-radius: 48px;
            font-size: 1.05rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.9);
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            transition: all var(--transition);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
        }

        .hero-actions .btn-hero-secondary:hover {
            background: rgba(255, 255, 255, 0.15);
            transform: translateY(-2px);
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 2.5rem;
            margin-top: 3.5rem;
            padding-top: 2.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .hero-stats .stat-item {
            display: flex;
            flex-direction: column;
            gap: 0.25rem;
        }

        .hero-stats .stat-number {
            font-size: 1.75rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.02em;
        }

        .hero-stats .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.55);
        }

        /* ===== Section Common ===== */
        .section-pad {
            padding: 5rem 0;
        }

        .section-pad-sm {
            padding: 3.5rem 0;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-secondary);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 0.75rem;
        }

        .section-title {
            font-size: clamp(1.8rem, 3.5vw, 2.6rem);
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.25;
            letter-spacing: -0.02em;
            margin-bottom: 1rem;
        }

        .section-desc {
            font-size: 1.1rem;
            color: var(--color-text-weak);
            max-width: 640px;
            line-height: 1.7;
        }

        .section-divider {
            width: 60px;
            height: 3px;
            background: linear-gradient(90deg, var(--color-secondary), #e8b84e);
            border-radius: 4px;
            margin: 1.25rem 0 1.75rem;
        }

        /* ===== Cards ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.5rem;
        }

        .card-grid-3 {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 1.5rem;
        }

        .card-grid-4 {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
            gap: 1.25rem;
        }

        .card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.75rem;
            transition: all var(--transition);
            border: 1px solid rgba(229, 231, 235, 0.3);
        }

        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(201, 151, 62, 0.15);
        }

        .card .card-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: #fff;
            margin-bottom: 1.25rem;
            background: linear-gradient(135deg, var(--color-primary), #2a4a7a);
        }

        .card .card-icon.gold {
            background: linear-gradient(135deg, var(--color-secondary), #d9a84e);
        }

        .card .card-icon.light {
            background: linear-gradient(135deg, #4a7a9e, #6a9abe);
        }

        .card h3 {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 0.5rem;
        }

        .card p {
            font-size: 0.95rem;
            color: var(--color-text-weak);
            line-height: 1.65;
        }

        .card .card-tag {
            display: inline-block;
            padding: 0.2rem 0.7rem;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 500;
            background: rgba(201, 151, 62, 0.1);
            color: var(--color-secondary);
            margin-top: 0.75rem;
        }

        /* ===== Feature / Flow ===== */
        .flow-steps {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
            gap: 1.5rem;
            counter-reset: step;
        }

        .flow-step {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 2rem 1.75rem;
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(229, 231, 235, 0.3);
            text-align: center;
            position: relative;
            transition: all var(--transition);
        }

        .flow-step:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .flow-step .step-number {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-primary), #2a4a7a);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            font-weight: 700;
            margin: 0 auto 1.25rem;
            box-shadow: 0 4px 14px rgba(30, 58, 95, 0.2);
        }

        .flow-step h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 0.5rem;
        }

        .flow-step p {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.6;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, #152642 100%);
            border-radius: 1.5rem;
            padding: 3.5rem 3rem;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.1;
            mix-blend-mode: overlay;
        }

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

        .cta-section h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
        }

        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.7);
            max-width: 560px;
            margin: 0 auto 1.75rem;
            line-height: 1.7;
        }

        .cta-section .btn-cta {
            padding: 0.9rem 2.8rem;
            border-radius: 48px;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-primary);
            background: #fff;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
        }

        .cta-section .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 44px rgba(0, 0, 0, 0.25);
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

        .faq-item {
            background: #fff;
            border-radius: 1rem;
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(229, 231, 235, 0.3);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-hover);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.25rem 1.75rem;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-primary);
            transition: background var(--transition);
            user-select: none;
        }

        .faq-question:hover {
            background: rgba(248, 246, 241, 0.5);
        }

        .faq-question i {
            font-size: 0.85rem;
            color: var(--color-secondary);
            transition: transform var(--transition);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 1.75rem;
            color: var(--color-text-weak);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 1.75rem 1.25rem;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0b1225;
            color: rgba(255, 255, 255, 0.7);
            padding: 4rem 0 2rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 3rem;
        }

        .footer-brand .footer-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }

        .footer-brand .footer-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--color-secondary), #d9a84e);
            border-radius: 9px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            font-weight: 800;
            color: #fff;
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            max-width: 320px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-col h5 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 1rem;
            letter-spacing: 0.03em;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .footer-col ul li a {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.55);
            transition: all var(--transition);
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }

        .footer-col ul li a:hover {
            color: var(--color-secondary);
            transform: translateX(3px);
        }

        .footer-bottom {
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.35);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.4);
            transition: color var(--transition);
        }

        .footer-bottom a:hover {
            color: var(--color-secondary);
        }

        /* ===== Content Card (CMS) ===== */
        .content-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(229, 231, 235, 0.3);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

        .content-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(201, 151, 62, 0.15);
        }

        .content-card .card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: 0;
        }

        .content-card .card-body {
            padding: 1.25rem 1.5rem 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .content-card .card-cat {
            display: inline-block;
            padding: 0.2rem 0.7rem;
            border-radius: 20px;
            font-size: 0.7rem;
            font-weight: 500;
            background: rgba(30, 58, 95, 0.08);
            color: var(--color-primary);
            margin-bottom: 0.6rem;
            align-self: flex-start;
        }

        .content-card h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 0.4rem;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .content-card p {
            font-size: 0.88rem;
            color: var(--color-text-weak);
            line-height: 1.6;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .content-card .card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 0.75rem;
            font-size: 0.8rem;
            color: #9ca3af;
            padding-top: 0.75rem;
            border-top: 1px solid rgba(229, 231, 235, 0.3);
        }

        .content-card .card-meta a {
            color: var(--color-secondary);
            font-weight: 500;
            transition: color var(--transition);
        }

        .content-card .card-meta a:hover {
            color: var(--color-primary);
        }

        /* ===== Category Tags ===== */
        .cat-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
        }

        .cat-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.45rem 1.1rem;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 500;
            background: #fff;
            color: var(--color-text-weak);
            border: 1px solid var(--color-border);
            transition: all var(--transition);
            cursor: pointer;
        }

        .cat-tag:hover,
        .cat-tag.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            box-shadow: 0 4px 14px rgba(30, 58, 95, 0.2);
        }

        .cat-tag i {
            font-size: 0.75rem;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }

            .hero-stats {
                gap: 1.5rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links,
            .nav-cta {
                display: none;
            }

            .mobile-toggle {
                display: block;
            }

            .nav-container {
                height: 64px;
                padding: 0 1rem;
            }

            .nav-logo {
                font-size: 1.15rem;
            }

            .nav-logo .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }

            .hero-section {
                min-height: 70vh;
            }

            .hero-content {
                padding: 3rem 0 4rem;
            }

            .hero-stats {
                gap: 1.25rem;
                margin-top: 2.5rem;
                padding-top: 2rem;
            }

            .hero-stats .stat-number {
                font-size: 1.4rem;
            }

            .section-pad {
                padding: 3.5rem 0;
            }

            .card-grid,
            .card-grid-3,
            .card-grid-4 {
                grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
                gap: 1rem;
            }

            .flow-steps {
                grid-template-columns: 1fr 1fr;
            }

            .cta-section {
                padding: 2.5rem 1.5rem;
                border-radius: 1rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.8rem;
            }

            .hero-sub {
                font-size: 0.95rem;
            }

            .hero-actions {
                flex-direction: column;
                width: 100%;
            }

            .hero-actions .btn-hero-primary,
            .hero-actions .btn-hero-secondary {
                width: 100%;
                justify-content: center;
            }

            .hero-stats {
                flex-direction: column;
                gap: 1rem;
            }

            .card-grid,
            .card-grid-3,
            .card-grid-4 {
                grid-template-columns: 1fr;
            }

            .flow-steps {
                grid-template-columns: 1fr;
            }

            .section-title {
                font-size: 1.5rem;
            }

            .faq-question {
                padding: 1rem 1.25rem;
                font-size: 0.9rem;
            }

            .faq-answer {
                padding: 0 1.25rem;
                font-size: 0.88rem;
            }

            .faq-item.open .faq-answer {
                padding: 0 1.25rem 1rem;
            }
        }

        /* ===== Utility ===== */
        .text-gold {
            color: var(--color-secondary);
        }

        .bg-gold-soft {
            background: rgba(201, 151, 62, 0.06);
        }

        .border-gold-soft {
            border-color: rgba(201, 151, 62, 0.15);
        }

        .hover-lift {
            transition: transform var(--transition), box-shadow var(--transition);
        }

        .hover-lift:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .gradient-text {
            background: linear-gradient(135deg, var(--color-primary), #2a4a7a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        /* Skeleton for CMS empty */
        .empty-state {
            text-align: center;
            padding: 3rem 1.5rem;
            color: var(--color-text-weak);
        }

        .empty-state i {
            font-size: 2.5rem;
            color: #d1d5db;
            margin-bottom: 1rem;
        }

        .empty-state p {
            font-size: 1rem;
        }

        /* ===== Animations ===== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-fade-in {
            animation: fadeInUp 0.7s ease forwards;
        }

        .animate-fade-in-delay-1 {
            animation: fadeInUp 0.7s ease 0.15s forwards;
            opacity: 0;
        }

        .animate-fade-in-delay-2 {
            animation: fadeInUp 0.7s ease 0.3s forwards;
            opacity: 0;
        }

        .animate-fade-in-delay-3 {
            animation: fadeInUp 0.7s ease 0.45s forwards;
            opacity: 0;
        }

/* roulang page: category1 */
:root {
            --primary: #2563eb;
            --primary-dark: #1d4ed8;
            --primary-light: #3b82f6;
            --secondary: #0f172a;
            --accent: #f59e0b;
            --bg-light: #f8fafc;
            --bg-white: #ffffff;
            --text-dark: #0f172a;
            --text-muted: #64748b;
            --text-light: #94a3b8;
            --border: #e2e8f0;
            --radius: 12px;
            --radius-lg: 20px;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
            --shadow: 0 4px 20px rgba(0,0,0,0.06);
            --shadow-lg: 0 12px 40px rgba(0,0,0,0.08);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        * { margin:0; padding:0; box-sizing:border-box; }
        html { scroll-behavior: smooth; }
        body { font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif; background: var(--bg-light); color: var(--text-dark); line-height: 1.6; -webkit-font-smoothing: antialiased; }
        img { max-width: 100%; height: auto; display: block; }
        a { color: inherit; text-decoration: none; transition: var(--transition); }
        button { cursor: pointer; font-family: inherit; }

        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
        @media (max-width: 640px) { .container { padding: 0 16px; } }

        /* Header & Navigation */
        .site-header { background: rgba(255,255,255,0.95); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid rgba(226,232,240,0.6); position: sticky; top: 0; z-index: 1000; transition: var(--transition); }
        .nav-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; height: 72px; }
        .nav-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
        .logo-icon { width: 40px; height: 40px; background: linear-gradient(135deg, var(--primary), #7c3aed); color: #fff; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 700; box-shadow: 0 4px 12px rgba(37,99,235,0.3); }
        .logo-text { font-size: 20px; font-weight: 700; color: var(--text-dark); letter-spacing: -0.3px; }
        .nav-links { display: flex; align-items: center; gap: 4px; list-style: none; }
        .nav-links li a { padding: 8px 18px; border-radius: 8px; font-size: 15px; font-weight: 500; color: var(--text-muted); display: flex; align-items: center; gap: 8px; transition: var(--transition); }
        .nav-links li a:hover { background: rgba(37,99,235,0.06); color: var(--primary); }
        .nav-links li a.active, .nav-links li a[data-slug="login-service-guide"] { background: rgba(37,99,235,0.1); color: var(--primary); font-weight: 600; }
        .nav-cta { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
        .btn-ghost { padding: 8px 20px; border-radius: 8px; border: none; background: transparent; color: var(--text-muted); font-size: 14px; font-weight: 500; transition: var(--transition); }
        .btn-ghost:hover { background: rgba(0,0,0,0.04); color: var(--text-dark); }
        .btn-primary { padding: 10px 24px; border-radius: 8px; border: none; background: linear-gradient(135deg, var(--primary), #7c3aed); color: #fff; font-size: 14px; font-weight: 600; display: flex; align-items: center; gap: 8px; transition: var(--transition); box-shadow: 0 4px 14px rgba(37,99,235,0.25); }
        .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(37,99,235,0.35); }
        .btn-primary i { font-size: 12px; }
        .mobile-toggle { display: none; background: none; border: none; font-size: 24px; color: var(--text-dark); padding: 8px; border-radius: 8px; transition: var(--transition); }
        .mobile-toggle:hover { background: rgba(0,0,0,0.04); }

        /* Mobile Menu */
        .mobile-menu { display: none; background: var(--bg-white); border-top: 1px solid var(--border); padding: 16px 24px 24px; animation: slideDown 0.3s ease; }
        .mobile-menu.open { display: block; }
        @keyframes slideDown { from { opacity:0; transform:translateY(-10px); } to { opacity:1; transform:translateY(0); } }
        .mobile-nav-list { list-style: none; display: flex; flex-direction: column; gap: 4px; }
        .mobile-nav-list li a { display: block; padding: 12px 16px; border-radius: 8px; font-size: 16px; font-weight: 500; color: var(--text-dark); transition: var(--transition); }
        .mobile-nav-list li a:hover { background: rgba(37,99,235,0.06); color: var(--primary); }
        .mobile-nav-list li a.active { background: rgba(37,99,235,0.1); color: var(--primary); font-weight: 600; }
        .mobile-cta { display: flex; flex-direction: column; gap: 10px; margin-top: 16px; }
        .btn-mobile-primary { width: 100%; padding: 14px; border-radius: 8px; border: none; background: linear-gradient(135deg, var(--primary), #7c3aed); color: #fff; font-size: 16px; font-weight: 600; transition: var(--transition); }
        .btn-mobile-primary:hover { opacity: 0.9; }
        .btn-mobile-ghost { width: 100%; padding: 14px; border-radius: 8px; border: 1px solid var(--border); background: transparent; color: var(--text-dark); font-size: 16px; font-weight: 500; transition: var(--transition); }
        .btn-mobile-ghost:hover { background: rgba(0,0,0,0.03); }

        @media (max-width: 768px) {
            .nav-links { display: none; }
            .nav-cta .btn-ghost, .nav-cta .btn-primary { display: none; }
            .mobile-toggle { display: block; }
        }

        /* Page Banner */
        .page-banner { position: relative; padding: 80px 0 60px; background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%); overflow: hidden; }
        .page-banner::before { content: ''; position: absolute; inset: 0; background: url('/assets/images/backpic/back-2.png') center/cover no-repeat; opacity: 0.15; pointer-events: none; }
        .page-banner::after { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 20% 50%, rgba(37,99,235,0.15) 0%, transparent 60%); pointer-events: none; }
        .page-banner .container { position: relative; z-index: 2; text-align: center; }
        .page-banner h1 { font-size: 42px; font-weight: 800; color: #fff; line-height: 1.2; margin-bottom: 16px; letter-spacing: -0.5px; }
        .page-banner p { font-size: 18px; color: rgba(255,255,255,0.7); max-width: 640px; margin: 0 auto 24px; line-height: 1.7; }
        .page-banner .breadcrumb { display: flex; justify-content: center; align-items: center; gap: 8px; font-size: 14px; color: rgba(255,255,255,0.5); margin-bottom: 20px; }
        .page-banner .breadcrumb a { color: rgba(255,255,255,0.7); }
        .page-banner .breadcrumb a:hover { color: #fff; }
        .page-banner .breadcrumb span { color: rgba(255,255,255,0.9); }
        @media (max-width: 768px) {
            .page-banner { padding: 60px 0 40px; }
            .page-banner h1 { font-size: 28px; }
            .page-banner p { font-size: 16px; }
        }

        /* Section Shared */
        .section { padding: 80px 0; }
        .section-label { display: inline-flex; align-items: center; gap: 6px; padding: 4px 14px; background: rgba(37,99,235,0.08); color: var(--primary); border-radius: 20px; font-size: 13px; font-weight: 600; letter-spacing: 0.3px; margin-bottom: 12px; }
        .section-title { font-size: 32px; font-weight: 700; color: var(--text-dark); line-height: 1.3; margin-bottom: 12px; letter-spacing: -0.3px; }
        .section-subtitle { font-size: 16px; color: var(--text-muted); max-width: 560px; line-height: 1.7; }
        @media (max-width: 768px) {
            .section { padding: 56px 0; }
            .section-title { font-size: 24px; }
        }

        /* Cards Grid */
        .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
        .grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
        @media (max-width: 1024px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
        @media (max-width: 640px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }

        .card { background: var(--bg-white); border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--border); padding: 28px; transition: var(--transition); }
        .card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(37,99,235,0.15); }
        .card-icon { width: 52px; height: 52px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 16px; }
        .card h3 { font-size: 18px; font-weight: 600; margin-bottom: 8px; color: var(--text-dark); }
        .card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; }
        .card .badge { display: inline-block; padding: 2px 12px; border-radius: 12px; font-size: 12px; font-weight: 500; margin-top: 12px; }

        /* Steps */
        .step-list { counter-reset: step; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
        .step-item { background: var(--bg-white); border-radius: var(--radius); padding: 32px 28px; box-shadow: var(--shadow); border: 1px solid var(--border); position: relative; transition: var(--transition); }
        .step-item:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
        .step-item::before { counter-increment: step; content: "0" counter(step); position: absolute; top: 16px; right: 20px; font-size: 40px; font-weight: 800; color: rgba(37,99,235,0.06); line-height: 1; }
        .step-item .step-num { width: 36px; height: 36px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), #7c3aed); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 16px; font-weight: 700; margin-bottom: 16px; }
        .step-item h4 { font-size: 17px; font-weight: 600; margin-bottom: 6px; }
        .step-item p { font-size: 14px; color: var(--text-muted); line-height: 1.6; }
        @media (max-width: 768px) { .step-list { grid-template-columns: 1fr; } }

        /* FAQ */
        .faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
        .faq-item { background: var(--bg-white); border-radius: var(--radius); box-shadow: var(--shadow-sm); border: 1px solid var(--border); overflow: hidden; transition: var(--transition); }
        .faq-item:hover { border-color: rgba(37,99,235,0.15); }
        .faq-question { width: 100%; padding: 18px 24px; display: flex; align-items: center; justify-content: space-between; gap: 12px; background: none; border: none; font-size: 16px; font-weight: 500; color: var(--text-dark); text-align: left; transition: var(--transition); }
        .faq-question:hover { background: rgba(37,99,235,0.02); }
        .faq-question i { font-size: 14px; color: var(--text-muted); transition: var(--transition); flex-shrink: 0; }
        .faq-item.open .faq-question i { transform: rotate(180deg); color: var(--primary); }
        .faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.3s ease; padding: 0 24px; }
        .faq-item.open .faq-answer { max-height: 300px; padding: 0 24px 20px; }
        .faq-answer p { font-size: 14px; color: var(--text-muted); line-height: 1.7; }

        /* CTA */
        .cta-section { background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%); padding: 80px 0; position: relative; overflow: hidden; }
        .cta-section::before { content: ''; position: absolute; inset: 0; background: url('/assets/images/backpic/back-3.png') center/cover no-repeat; opacity: 0.08; pointer-events: none; }
        .cta-section::after { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 80% 30%, rgba(37,99,235,0.12) 0%, transparent 60%); pointer-events: none; }
        .cta-section .container { position: relative; z-index: 2; text-align: center; }
        .cta-section h2 { font-size: 34px; font-weight: 700; color: #fff; margin-bottom: 12px; }
        .cta-section p { font-size: 17px; color: rgba(255,255,255,0.65); max-width: 540px; margin: 0 auto 28px; line-height: 1.7; }
        .cta-section .btn-primary { display: inline-flex; padding: 14px 36px; font-size: 16px; }
        @media (max-width: 768px) {
            .cta-section h2 { font-size: 24px; }
            .cta-section p { font-size: 15px; }
        }

        /* Footer */
        .site-footer { background: #0b1120; color: rgba(255,255,255,0.7); padding: 64px 0 0; }
        .site-footer .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.06); }
        .footer-logo { display: flex; align-items: center; gap: 10px; font-size: 18px; font-weight: 700; color: #fff; margin-bottom: 12px; }
        .footer-logo .logo-icon { width: 36px; height: 36px; font-size: 18px; border-radius: 8px; }
        .footer-brand p { font-size: 14px; line-height: 1.7; max-width: 320px; }
        .footer-col h5 { font-size: 14px; font-weight: 600; color: #fff; margin-bottom: 16px; letter-spacing: 0.3px; }
        .footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
        .footer-col ul li a { font-size: 14px; color: rgba(255,255,255,0.55); display: flex; align-items: center; gap: 6px; transition: var(--transition); }
        .footer-col ul li a:hover { color: #fff; }
        .footer-col ul li a i { font-size: 10px; }
        .footer-bottom { display: flex; justify-content: space-between; align-items: center; padding: 20px 0; font-size: 13px; color: rgba(255,255,255,0.4); flex-wrap: wrap; gap: 8px; }
        .footer-bottom a { color: rgba(255,255,255,0.5); }
        .footer-bottom a:hover { color: #fff; }
        @media (max-width: 768px) {
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
            .footer-brand { grid-column: 1 / -1; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }
        @media (max-width: 480px) {
            .footer-grid { grid-template-columns: 1fr; }
        }

        /* Tags */
        .tag { display: inline-block; padding: 4px 14px; border-radius: 20px; font-size: 12px; font-weight: 500; background: rgba(37,99,235,0.06); color: var(--primary); transition: var(--transition); }
        .tag:hover { background: rgba(37,99,235,0.12); }
        .tag-accent { background: rgba(245,158,11,0.1); color: #b45309; }
        .tag-accent:hover { background: rgba(245,158,11,0.18); }
        .tag-green { background: rgba(16,185,129,0.08); color: #047857; }
        .tag-green:hover { background: rgba(16,185,129,0.15); }

        /* Stat */
        .stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
        .stat-item { text-align: center; padding: 24px; background: var(--bg-white); border-radius: var(--radius); border: 1px solid var(--border); }
        .stat-number { font-size: 36px; font-weight: 800; background: linear-gradient(135deg, var(--primary), #7c3aed); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; line-height: 1.2; }
        .stat-label { font-size: 14px; color: var(--text-muted); margin-top: 4px; }
        @media (max-width: 768px) { .stat-grid { grid-template-columns: repeat(2, 1fr); } }
        @media (max-width: 480px) { .stat-grid { grid-template-columns: 1fr; } }

        /* Info Card */
        .info-card { display: flex; align-items: flex-start; gap: 20px; background: var(--bg-white); border-radius: var(--radius); padding: 24px; border: 1px solid var(--border); transition: var(--transition); }
        .info-card:hover { border-color: rgba(37,99,235,0.15); box-shadow: var(--shadow); }
        .info-card .ic-icon { width: 44px; height: 44px; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 18px; flex-shrink: 0; }
        .info-card h4 { font-size: 16px; font-weight: 600; margin-bottom: 4px; }
        .info-card p { font-size: 14px; color: var(--text-muted); line-height: 1.6; }

        /* Featured Cover Card */
        .cover-card { border-radius: var(--radius-lg); overflow: hidden; background: var(--bg-white); box-shadow: var(--shadow); border: 1px solid var(--border); transition: var(--transition); }
        .cover-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
        .cover-card img { width: 100%; height: 200px; object-fit: cover; }
        .cover-card .cc-body { padding: 20px 24px 24px; }
        .cover-card h3 { font-size: 18px; font-weight: 600; margin-bottom: 8px; }
        .cover-card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; margin-bottom: 12px; }

        /* Utility */
        .text-center { text-align: center; }
        .mb-8 { margin-bottom: 32px; }
        .mb-12 { margin-bottom: 48px; }
        .mt-8 { margin-top: 32px; }
        .gap-6 { gap: 24px; }
        .flex-center { display: flex; align-items: center; justify-content: center; }

        @media (max-width: 640px) {
            .page-banner h1 { font-size: 26px; }
            .section-title { font-size: 22px; }
            .stat-number { font-size: 28px; }
        }

/* roulang page: article */
:root {
            --primary: #0b1f3a;
            --primary-light: #1a365d;
            --primary-lighter: #2d4a7a;
            --accent: #c88a2e;
            --accent-light: #dba44a;
            --accent-glow: rgba(200, 138, 46, 0.25);
            --bg: #f5f3ef;
            --bg-card: #ffffff;
            --bg-soft: #edeae4;
            --text: #1e293b;
            --text-muted: #64748b;
            --text-light: #94a3b8;
            --border: #e2e8f0;
            --border-light: #f1f0ec;
            --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 12px 40px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 24px 60px rgba(0, 0, 0, 0.14);
            --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease, opacity 0.25s ease;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }
        button,
        input,
        textarea {
            font-family: inherit;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        ul {
            list-style: none;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-light);
            transition: box-shadow 0.3s ease;
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .nav-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--primary);
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            letter-spacing: 0;
        }
        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-links li a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            transition: background 0.25s ease, color 0.25s ease, transform 0.2s ease;
        }
        .nav-links li a i {
            font-size: 14px;
            opacity: 0.7;
        }
        .nav-links li a:hover {
            background: var(--bg-soft);
            color: var(--primary);
            transform: translateY(-1px);
        }
        .nav-links li a.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(11, 31, 58, 0.25);
        }
        .nav-links li a.active i {
            opacity: 1;
        }
        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn-ghost {
            padding: 8px 18px;
            border-radius: var(--radius-md);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            background: transparent;
            transition: background 0.25s ease, color 0.25s ease;
        }
        .btn-ghost:hover {
            background: var(--bg-soft);
            color: var(--primary);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: var(--radius-md);
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            box-shadow: 0 4px 16px var(--accent-glow);
            transition: transform 0.25s ease, box-shadow 0.25s ease;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px var(--accent-glow);
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .mobile-toggle {
            display: none;
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            color: var(--primary);
            font-size: 20px;
            background: var(--bg-soft);
            transition: background 0.2s ease;
        }
        .mobile-toggle:hover {
            background: var(--border);
        }
        .mobile-menu {
            display: none;
            background: #fff;
            border-top: 1px solid var(--border-light);
            padding: 16px 24px 24px;
            box-shadow: var(--shadow-lg);
        }
        .mobile-menu.open {
            display: block;
            animation: slideDown 0.3s ease;
        }
        @keyframes slideDown {
            0% {
                opacity: 0;
                transform: translateY(-10px);
            }
            100% {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .mobile-nav-list {
            display: flex;
            flex-direction: column;
            gap: 4px;
            margin-bottom: 16px;
        }
        .mobile-nav-list li a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 14px;
            border-radius: var(--radius-md);
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            transition: background 0.2s ease;
        }
        .mobile-nav-list li a i {
            width: 20px;
            opacity: 0.7;
        }
        .mobile-nav-list li a:hover {
            background: var(--bg-soft);
        }
        .mobile-nav-list li a.active {
            background: var(--primary);
            color: #fff;
        }
        .mobile-cta {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .btn-mobile-primary {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px;
            border-radius: var(--radius-md);
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
        }
        .btn-mobile-ghost {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px;
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            background: var(--bg-soft);
        }
        @media (max-width: 900px) {
            .nav-links,
            .nav-cta {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .nav-container {
                height: 60px;
            }
            .logo-text {
                font-size: 17px;
            }
        }
        @media (max-width: 480px) {
            .logo-text {
                font-size: 15px;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 15px;
            }
        }

        /* ===== Page Banner ===== */
        .page-banner {
            position: relative;
            padding: 120px 0 72px;
            background: var(--primary);
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.20;
            mix-blend-mode: overlay;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 31, 58, 0.92) 0%, rgba(11, 31, 58, 0.60) 100%);
        }
        .banner-content {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .banner-breadcrumb {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .banner-breadcrumb a {
            color: rgba(255, 255, 255, 0.7);
            transition: color 0.2s ease;
        }
        .banner-breadcrumb a:hover {
            color: var(--accent-light);
        }
        .banner-breadcrumb .sep {
            color: rgba(255, 255, 255, 0.35);
            font-size: 12px;
        }
        .banner-breadcrumb .current {
            color: #fff;
            font-weight: 500;
        }
        .banner-title {
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            line-height: 1.25;
            max-width: 800px;
            margin: 0 auto 12px;
            letter-spacing: -0.5px;
        }
        .banner-meta {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
        }
        .banner-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .banner-meta i {
            color: var(--accent);
        }
        .banner-meta .category-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 14px;
            border-radius: 20px;
            background: rgba(200, 138, 46, 0.25);
            color: var(--accent-light);
            font-size: 13px;
            font-weight: 500;
        }
        @media (max-width: 768px) {
            .page-banner {
                padding: 100px 0 48px;
            }
            .banner-title {
                font-size: 26px;
            }
            .banner-meta {
                gap: 12px;
                font-size: 13px;
            }
        }
        @media (max-width: 480px) {
            .banner-title {
                font-size: 22px;
            }
            .banner-meta {
                gap: 8px;
                font-size: 12px;
            }
        }

        /* ===== Article Content ===== */
        .article-section {
            padding: 56px 0 40px;
        }
        .article-wrapper {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 48px;
            align-items: start;
        }
        .article-main {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
        }
        .article-body {
            padding: 40px 48px 48px;
        }
        .article-body .article-featured-img {
            width: 100%;
            border-radius: var(--radius-md);
            margin-bottom: 32px;
            object-fit: cover;
            aspect-ratio: 16/9;
            background: var(--bg-soft);
        }
        .article-body .article-text {
            font-size: 16.5px;
            line-height: 1.9;
            color: var(--text);
        }
        .article-body .article-text p {
            margin-bottom: 20px;
        }
        .article-body .article-text h2 {
            font-size: 24px;
            font-weight: 700;
            margin: 40px 0 16px;
            color: var(--primary);
            line-height: 1.3;
        }
        .article-body .article-text h3 {
            font-size: 20px;
            font-weight: 600;
            margin: 32px 0 12px;
            color: var(--primary-light);
            line-height: 1.35;
        }
        .article-body .article-text ul,
        .article-body .article-text ol {
            margin: 16px 0 20px;
            padding-left: 24px;
        }
        .article-body .article-text li {
            margin-bottom: 8px;
        }
        .article-body .article-text ul li {
            list-style: disc;
        }
        .article-body .article-text ol li {
            list-style: decimal;
        }
        .article-body .article-text blockquote {
            border-left: 4px solid var(--accent);
            padding: 16px 20px;
            margin: 24px 0;
            background: var(--bg);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-muted);
            font-style: italic;
        }
        .article-body .article-text img {
            margin: 24px 0;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
        }
        .article-body .article-text a {
            color: var(--accent);
            font-weight: 500;
            border-bottom: 1px solid transparent;
            transition: border-color 0.2s ease;
        }
        .article-body .article-text a:hover {
            border-color: var(--accent);
        }
        .article-body .article-text code {
            background: var(--bg-soft);
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 14px;
            font-family: 'SF Mono', 'Fira Code', monospace;
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            padding: 24px 48px;
            border-top: 1px solid var(--border-light);
        }
        .article-tags .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            border-radius: 20px;
            background: var(--bg);
            color: var(--text-muted);
            font-size: 13px;
            font-weight: 500;
            transition: background 0.2s ease, color 0.2s ease;
        }
        .article-tags .tag:hover {
            background: var(--accent-glow);
            color: var(--accent);
        }
        .article-tags .tag i {
            font-size: 12px;
        }
        .article-nav {
            display: flex;
            justify-content: space-between;
            gap: 16px;
            padding: 24px 48px 32px;
            border-top: 1px solid var(--border-light);
            flex-wrap: wrap;
        }
        .article-nav a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 20px;
            border-radius: var(--radius-md);
            background: var(--bg);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
            max-width: 45%;
        }
        .article-nav a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .article-nav a i {
            font-size: 14px;
        }
        .article-nav .nav-next {
            text-align: right;
            flex-direction: row-reverse;
        }
        @media (max-width: 900px) {
            .article-wrapper {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .article-body {
                padding: 28px 24px 32px;
            }
            .article-tags,
            .article-nav {
                padding-left: 24px;
                padding-right: 24px;
            }
        }
        @media (max-width: 480px) {
            .article-body {
                padding: 20px 16px 24px;
            }
            .article-body .article-text {
                font-size: 15px;
                line-height: 1.8;
            }
            .article-body .article-text h2 {
                font-size: 20px;
            }
            .article-body .article-text h3 {
                font-size: 18px;
            }
            .article-tags,
            .article-nav {
                padding-left: 16px;
                padding-right: 16px;
            }
            .article-nav {
                flex-direction: column;
            }
            .article-nav a {
                max-width: 100%;
            }
            .article-nav .nav-next {
                flex-direction: row;
                text-align: left;
            }
        }

        /* ===== Sidebar ===== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            padding: 28px;
        }
        .sidebar-card h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card h4 i {
            color: var(--accent);
            font-size: 16px;
        }
        .sidebar-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .sidebar-list li a {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 10px 12px;
            border-radius: var(--radius-md);
            transition: background 0.2s ease;
        }
        .sidebar-list li a:hover {
            background: var(--bg);
        }
        .sidebar-list li a .thumb {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-sm);
            background: var(--bg-soft);
            flex-shrink: 0;
            overflow: hidden;
        }
        .sidebar-list li a .thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .sidebar-list li a .info {
            flex: 1;
            min-width: 0;
        }
        .sidebar-list li a .info .title-sm {
            font-size: 14px;
            font-weight: 600;
            color: var(--text);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .sidebar-list li a .info .date-sm {
            font-size: 12px;
            color: var(--text-light);
            margin-top: 4px;
        }
        .sidebar-cta-box {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            text-align: center;
            color: #fff;
        }
        .sidebar-cta-box h4 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            color: #fff;
        }
        .sidebar-cta-box p {
            font-size: 14px;
            opacity: 0.8;
            margin-bottom: 20px;
            line-height: 1.6;
        }
        .sidebar-cta-box .btn-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            background: #fff;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }
        .sidebar-cta-box .btn-light:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 255, 255, 0.20);
        }
        @media (max-width: 900px) {
            .article-sidebar {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
        }
        @media (max-width: 600px) {
            .article-sidebar {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Not Found ===== */
        .not-found-box {
            text-align: center;
            padding: 80px 24px;
        }
        .not-found-box .nf-icon {
            font-size: 64px;
            color: var(--text-light);
            margin-bottom: 20px;
            opacity: 0.5;
        }
        .not-found-box h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .not-found-box p {
            font-size: 16px;
            color: var(--text-muted);
            margin-bottom: 24px;
        }
        .not-found-box .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 32px;
            border-radius: var(--radius-md);
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            transition: background 0.2s ease, transform 0.2s ease;
        }
        .not-found-box .btn-back:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
        }

        /* ===== Related ===== */
        .related-section {
            padding: 40px 0 56px;
        }
        .related-section .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 28px;
            text-align: center;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .related-card .rc-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background: var(--bg-soft);
        }
        .related-card .rc-body {
            padding: 18px 20px 22px;
        }
        .related-card .rc-body .rc-cat {
            font-size: 12px;
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 6px;
        }
        .related-card .rc-body .rc-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color 0.2s ease;
        }
        .related-card:hover .rc-body .rc-title {
            color: var(--primary-light);
        }
        .related-card .rc-body .rc-meta {
            font-size: 13px;
            color: var(--text-light);
            margin-top: 8px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        @media (max-width: 900px) {
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .related-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 56px 0 60px;
            background: var(--primary);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            opacity: 0.12;
            mix-blend-mode: overlay;
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 680px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .cta-inner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 28px;
            line-height: 1.7;
        }
        .cta-inner .cta-btns {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
        }
        .cta-inner .btn-primary-large {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 38px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            box-shadow: 0 6px 24px var(--accent-glow);
            transition: transform 0.25s ease, box-shadow 0.25s ease;
        }
        .cta-inner .btn-primary-large:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px var(--accent-glow);
        }
        .cta-inner .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 16px 32px;
            border-radius: var(--radius-md);
            border: 2px solid rgba(255, 255, 255, 0.30);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            transition: background 0.25s ease, border-color 0.25s ease;
        }
        .cta-inner .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.10);
            border-color: rgba(255, 255, 255, 0.50);
        }
        @media (max-width: 768px) {
            .cta-inner h2 {
                font-size: 26px;
            }
            .cta-inner p {
                font-size: 15px;
            }
        }
        @media (max-width: 480px) {
            .cta-inner h2 {
                font-size: 22px;
            }
            .cta-inner .btn-primary-large,
            .cta-inner .btn-outline-light {
                padding: 14px 24px;
                font-size: 14px;
                width: 100%;
                justify-content: center;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 56px 0 60px;
            background: var(--bg);
        }
        .faq-section .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--primary);
            text-align: center;
            margin-bottom: 32px;
        }
        .faq-grid {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: box-shadow 0.2s ease;
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            transition: color 0.2s ease;
            width: 100%;
            text-align: left;
            background: none;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 14px;
            color: var(--text-light);
            transition: transform 0.3s ease, color 0.3s ease;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }
        .faq-answer-inner {
            padding: 0 22px 16px;
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-muted);
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
        }
        .faq-item.open .faq-answer-inner {
            padding-bottom: 20px;
        }
        @media (max-width: 480px) {
            .faq-question {
                font-size: 15px;
                padding: 14px 16px;
            }
            .faq-answer-inner {
                padding-left: 16px;
                padding-right: 16px;
                font-size: 14px;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.85);
            padding: 56px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.10);
        }
        .footer-brand .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }
        .footer-brand .footer-logo .logo-icon {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            width: 36px;
            height: 36px;
            font-size: 16px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            max-width: 320px;
        }
        .footer-col h5 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            display: flex;
            align-items: center;
            gap: 6px;
            transition: color 0.2s ease, transform 0.2s ease;
        }
        .footer-col ul li a:hover {
            color: var(--accent-light);
            transform: translateX(4px);
        }
        .footer-col ul li a i {
            font-size: 11px;
            opacity: 0.7;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 24px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.2s ease;
        }
        .footer-bottom a:hover {
            color: var(--accent-light);
        }
        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== Misc Utilities ===== */
        .text-accent {
            color: var(--accent);
        }
        .bg-accent-soft {
            background: var(--accent-glow);
        }
        .no-content {
            text-align: center;
            padding: 60px 20px;
            color: var(--text-muted);
            font-size: 16px;
        }
        .no-content i {
            font-size: 48px;
            opacity: 0.4;
            margin-bottom: 16px;
            display: block;
        }