/* roulang page: index */
:root {
            --jade-dark: #0A2E1C;
            --jade-mid: #123E25;
            --jade-light: #1B5E3B;
            --gold: #FFD700;
            --gold-soft: #F0E68C;
            --red: #D32F2F;
            --mint: #D1F2EB;
            --white: #FFFFFF;
            --off-white: #F8F9FA;
            --text: #E6E6E6;
            --muted: #A7B5AA;
            --border: rgba(255, 215, 0, 0.3);
            --shadow: 0 8px 30px rgba(0,0,0,0.25);
            --radius: 16px;
            --radius-sm: 10px;
            --transition: all 0.3s ease;
        }
        * {
            box-sizing: border-box;
        }
        body {
            font-family: 'Be Vietnam Pro', sans-serif;
            background-color: var(--jade-dark);
            color: var(--text);
            line-height: 1.6;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }
        h1, h2, h3, h4, h5, h6 {
            color: var(--white);
            font-weight: 800;
            line-height: 1.3;
        }
        p {
            color: var(--muted);
            line-height: 1.6;
        }
        a {
            color: var(--gold);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: #FFF176;
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
        }
        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        /* Navbar */
        .navbar-custom {
            background: rgba(10, 46, 28, 0.97);
            backdrop-filter: blur(10px);
            padding: 12px 0;
            border-bottom: 2px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1030;
            box-shadow: 0 2px 20px rgba(0,0,0,0.4);
        }
        .navbar-custom .navbar-brand {
            font-weight: 900;
            font-size: 1.4rem;
            color: var(--gold);
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .navbar-custom .navbar-brand i {
            font-size: 1.6rem;
            color: var(--gold);
        }
        .navbar-custom .nav-link {
            color: var(--mint);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.5rem 1rem;
            letter-spacing: 0.2px;
            transition: var(--transition);
        }
        .navbar-custom .nav-link:hover,
        .navbar-custom .nav-link.active {
            color: var(--gold);
            background: rgba(255,215,0,0.08);
            border-radius: 8px;
        }
        .navbar-custom .btn-login {
            background: transparent;
            border: 1px solid var(--mint);
            color: var(--mint);
            font-weight: 600;
            border-radius: 50px;
            padding: 0.45rem 1.2rem;
            margin-right: 0.5rem;
            transition: var(--transition);
        }
        .navbar-custom .btn-login:hover {
            background: rgba(209,242,235,0.1);
            color: var(--white);
            border-color: var(--gold);
        }
        .navbar-custom .btn-signup {
            background: linear-gradient(135deg, var(--gold), #FFB300);
            border: none;
            color: var(--jade-dark);
            font-weight: 700;
            border-radius: 50px;
            padding: 0.45rem 1.8rem;
            box-shadow: 0 4px 12px rgba(255,215,0,0.4);
            transition: var(--transition);
        }
        .navbar-custom .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(255,215,0,0.6);
            background: linear-gradient(135deg, #FFF176, var(--gold));
            color: var(--jade-dark);
        }
        .navbar-toggler {
            border: 1px solid var(--border);
            color: var(--gold);
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 2px rgba(255,215,0,0.4);
        }
        @media (max-width: 991.98px) {
            .navbar-custom .navbar-nav {
                padding: 1rem 0;
            }
            .navbar-custom .btn-signup,
            .navbar-custom .btn-login {
                display: inline-block;
                margin: 0.5rem 0.2rem;
            }
        }
        /* Hero Section */
        .hero-section {
            padding: 80px 0 60px;
            background: linear-gradient(135deg, rgba(10,46,28,0.95) 0%, rgba(18,62,37,0.9) 100%), url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            background-attachment: fixed;
            border-bottom: 2px solid var(--border);
        }
        .hero-content h1 {
            font-size: 2.8rem;
            font-weight: 900;
            color: var(--white);
            line-height: 1.2;
            margin-bottom: 1rem;
        }
        .hero-content .highlight {
            color: var(--gold);
            position: relative;
        }
        .hero-content .highlight::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--gold);
            border-radius: 2px;
            opacity: 0.7;
        }
        .hero-lead {
            font-size: 1.15rem;
            color: var(--mint);
            max-width: 650px;
            margin-bottom: 1.8rem;
            line-height: 1.7;
        }
        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 2rem;
        }
        .hero-badge {
            background: rgba(255,215,0,0.12);
            border: 1px solid var(--border);
            color: var(--gold);
            font-weight: 600;
            font-size: 0.85rem;
            padding: 0.4rem 1rem;
            border-radius: 50px;
            letter-spacing: 0.3px;
        }
        .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn-gold {
            background: linear-gradient(135deg, var(--gold), #FFB300);
            border: none;
            color: var(--jade-dark);
            font-weight: 700;
            border-radius: 50px;
            padding: 0.75rem 1.8rem;
            box-shadow: 0 6px 18px rgba(255,215,0,0.45);
            transition: var(--transition);
            letter-spacing: 0.3px;
        }
        .btn-gold:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(255,215,0,0.6);
            color: var(--jade-dark);
            background: linear-gradient(135deg, #FFF176, var(--gold));
        }
        .btn-outline-mint {
            background: transparent;
            border: 1px solid var(--mint);
            color: var(--mint);
            font-weight: 600;
            border-radius: 50px;
            padding: 0.75rem 1.8rem;
            transition: var(--transition);
        }
        .btn-outline-mint:hover {
            background: rgba(209,242,235,0.1);
            color: var(--white);
            border-color: var(--gold);
        }
        .hero-form-card {
            background: rgba(0,0,0,0.4);
            backdrop-filter: blur(8px);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 1.8rem;
            box-shadow: var(--shadow);
        }
        .hero-form-card h3 {
            color: var(--gold);
            font-weight: 800;
            margin-bottom: 0.8rem;
        }
        .hero-form-card .form-label {
            color: var(--mint);
            font-weight: 600;
            font-size: 0.9rem;
        }
        .hero-form-card .form-control {
            background: rgba(255,255,255,0.08);
            border: 1px solid var(--border);
            color: var(--white);
            border-radius: 10px;
            padding: 0.6rem 1rem;
            font-weight: 400;
        }
        .hero-form-card .form-control:focus {
            background: rgba(255,255,255,0.15);
            border-color: var(--gold);
            box-shadow: 0 0 0 3px rgba(255,215,0,0.25);
            color: var(--white);
        }
        .hero-form-card .form-control::placeholder {
            color: #A7B5AA;
        }
        .hero-form-card .btn-submit {
            width: 100%;
            background: var(--gold);
            border: none;
            color: var(--jade-dark);
            font-weight: 700;
            border-radius: 10px;
            padding: 0.7rem;
            transition: var(--transition);
            letter-spacing: 0.3px;
        }
        .hero-form-card .btn-submit:hover {
            background: #FFF176;
            transform: translateY(-1px);
            box-shadow: 0 8px 16px rgba(255,215,0,0.4);
        }
        @media (max-width: 767.98px) {
            .hero-section {
                padding: 50px 0 40px;
            }
            .hero-content h1 {
                font-size: 2rem;
            }
            .hero-lead {
                font-size: 1rem;
            }
            .hero-form-card {
                padding: 1.2rem;
            }
        }
        /* Section Common */
        .section-padding {
            padding: 70px 0;
        }
        .section-header {
            margin-bottom: 2.5rem;
        }
        .section-header .section-tag {
            display: inline-block;
            background: rgba(255,215,0,0.1);
            border: 1px solid var(--border);
            color: var(--gold);
            font-weight: 600;
            font-size: 0.8rem;
            padding: 0.3rem 1rem;
            border-radius: 50px;
            letter-spacing: 0.5px;
            text-transform: uppercase;
            margin-bottom: 0.8rem;
        }
        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--white);
            margin-bottom: 1rem;
        }
        .section-header p {
            color: var(--muted);
            font-size: 1.05rem;
            max-width: 700px;
            line-height: 1.7;
        }
        /* Stats Section */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 2rem;
        }
        .stat-card {
            background: rgba(0,0,0,0.2);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 1.5rem;
            text-align: center;
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 24px rgba(255,215,0,0.2);
            border-color: var(--gold);
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--gold);
            line-height: 1.2;
        }
        .stat-label {
            color: var(--mint);
            font-weight: 600;
            margin-top: 0.5rem;
            font-size: 0.9rem;
        }
        @media (max-width: 991.98px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 575.98px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }
        /* Feature Cards */
        .feature-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .feature-item {
            background: rgba(0,0,0,0.25);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 1.8rem;
            transition: var(--transition);
        }
        .feature-item:hover {
            transform: translateY(-5px);
            border-color: var(--gold);
            box-shadow: 0 10px 30px rgba(0,0,0,0.3);
        }
        .feature-icon {
            width: 60px;
            height: 60px;
            background: rgba(255,215,0,0.12);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.2rem;
            color: var(--gold);
            font-size: 1.5rem;
        }
        .feature-item h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: var(--white);
        }
        .feature-item p {
            color: var(--muted);
            font-size: 0.95rem;
            line-height: 1.65;
            margin-bottom: 0;
        }
        @media (max-width: 991.98px) {
            .feature-row {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 575.98px) {
            .feature-row {
                grid-template-columns: 1fr;
            }
        }
        /* Security Section */
        .security-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .security-card {
            background: rgba(10,46,28,0.5);
            border: 1px solid rgba(255,215,0,0.2);
            border-radius: var(--radius-sm);
            padding: 1.5rem;
            text-align: center;
            transition: var(--transition);
        }
        .security-card i {
            font-size: 2rem;
            color: var(--gold);
            margin-bottom: 1rem;
        }
        .security-card h5 {
            color: var(--white);
            font-weight: 700;
            margin-bottom: 0.6rem;
        }
        .security-card p {
            color: var(--muted);
            font-size: 0.85rem;
            margin-bottom: 0;
        }
        @media (max-width: 991.98px) {
            .security-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 575.98px) {
            .security-grid {
                grid-template-columns: 1fr;
            }
        }
        /* Horizontal Cards (片库轨道) */
        .horizontal-scroll {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            padding-bottom: 20px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }
        .horizontal-scroll::-webkit-scrollbar {
            height: 6px;
        }
        .horizontal-scroll::-webkit-scrollbar-track {
            background: rgba(0,0,0,0.2);
            border-radius: 10px;
        }
        .horizontal-scroll::-webkit-scrollbar-thumb {
            background: var(--gold);
            border-radius: 10px;
        }
        .card-horizontal {
            flex: 0 0 260px;
            scroll-snap-align: start;
            background: rgba(0,0,0,0.3);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: var(--transition);
        }
        .card-horizontal:hover {
            transform: translateY(-6px);
            border-color: var(--gold);
            box-shadow: 0 12px 30px rgba(0,0,0,0.4);
        }
        .card-horizontal img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            display: block;
        }
        .card-horizontal .card-body {
            padding: 1rem 1.2rem;
        }
        .card-horizontal .card-title {
            font-weight: 700;
            color: var(--white);
            font-size: 1rem;
            margin-bottom: 0.4rem;
        }
        .card-horizontal .card-text {
            color: var(--muted);
            font-size: 0.85rem;
            line-height: 1.5;
            margin-bottom: 0.8rem;
        }
        .card-horizontal .btn-sm-gold {
            background: var(--gold);
            color: var(--jade-dark);
            border: none;
            font-weight: 700;
            border-radius: 8px;
            padding: 0.35rem 1rem;
            font-size: 0.85rem;
            transition: var(--transition);
        }
        .card-horizontal .btn-sm-gold:hover {
            background: #FFF176;
        }
        /* Comparison Table */
        .comparison-table {
            background: rgba(0,0,0,0.2);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
        }
        .comparison-table .table {
            margin-bottom: 0;
            color: var(--text);
        }
        .comparison-table .table th {
            background: rgba(255,215,0,0.1);
            color: var(--gold);
            font-weight: 700;
            border-bottom: 1px solid var(--border);
            padding: 1rem;
        }
        .comparison-table .table td {
            padding: 1rem;
            border-bottom: 1px solid rgba(255,215,0,0.1);
            color: var(--muted);
        }
        .comparison-table .table tr:last-child td {
            border-bottom: none;
        }
        .comparison-table .table .highlight-col {
            background: rgba(255,215,0,0.05);
            color: var(--white);
            font-weight: 600;
        }
        /* News List */
        .news-list {
            background: rgba(0,0,0,0.15);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 1rem;
        }
        .news-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1rem 0.5rem;
            border-bottom: 1px solid rgba(255,215,0,0.1);
            transition: var(--transition);
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-item:hover {
            background: rgba(255,215,0,0.04);
            border-radius: 8px;
        }
        .news-item .news-title {
            color: var(--white);
            font-weight: 600;
            font-size: 0.95rem;
            flex: 1;
            margin-right: 1rem;
        }
        .news-item .news-meta {
            color: var(--muted);
            font-size: 0.8rem;
            white-space: nowrap;
        }
        .news-item .news-category {
            background: rgba(255,215,0,0.12);
            color: var(--gold);
            padding: 0.2rem 0.8rem;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
        }
        /* FAQ */
        .accordion-custom .accordion-item {
            background: rgba(0,0,0,0.2);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm) !important;
            margin-bottom: 0.8rem;
            overflow: hidden;
        }
        .accordion-custom .accordion-button {
            background: rgba(0,0,0,0.2);
            color: var(--white);
            font-weight: 700;
            padding: 1.2rem 1.5rem;
            border-radius: var(--radius-sm) !important;
            box-shadow: none;
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            background: rgba(255,215,0,0.08);
            color: var(--gold);
            box-shadow: none;
        }
        .accordion-custom .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(255,215,0,0.25);
            border-color: var(--gold);
        }
        .accordion-custom .accordion-body {
            background: rgba(0,0,0,0.15);
            color: var(--muted);
            padding: 1rem 1.5rem;
            line-height: 1.7;
        }
        /* CTA Form Section */
        .cta-section {
            background: linear-gradient(135deg, rgba(18,62,37,0.95) 0%, rgba(10,46,28,0.95) 100%), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            border-radius: var(--radius);
            padding: 3rem 2rem;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
        }
        .cta-form-card {
            background: rgba(0,0,0,0.3);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 2rem;
        }
        .cta-form-card .form-control {
            background: rgba(255,255,255,0.08);
            border: 1px solid var(--border);
            color: var(--white);
            border-radius: 10px;
            padding: 0.7rem 1rem;
        }
        .cta-form-card .form-control:focus {
            background: rgba(255,255,255,0.15);
            border-color: var(--gold);
            box-shadow: 0 0 0 3px rgba(255,215,0,0.25);
            color: var(--white);
        }
        .cta-form-card .form-label {
            color: var(--mint);
            font-weight: 600;
            font-size: 0.9rem;
        }
        /* Footer */
        .footer-custom {
            background: #062315;
            padding: 50px 0 20px;
            border-top: 2px solid var(--border);
            margin-top: 70px;
        }
        .footer-brand {
            font-weight: 900;
            color: var(--gold);
            font-size: 1.5rem;
            margin-bottom: 1rem;
        }
        .footer-text {
            color: var(--muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 0.6rem;
        }
        .footer-links a {
            color: var(--mint);
            font-weight: 500;
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--gold);
            padding-left: 5px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,215,0,0.15);
            margin-top: 2rem;
            padding-top: 1.5rem;
            text-align: center;
            color: var(--muted);
            font-size: 0.85rem;
        }
        .footer-bottom .badge-18 {
            background: var(--red);
            color: var(--white);
            font-weight: 700;
            padding: 0.3rem 0.8rem;
            border-radius: 50px;
            margin-left: 0.5rem;
        }
        .footer-bottom .license {
            display: inline-block;
            background: rgba(255,215,0,0.1);
            border: 1px solid var(--border);
            padding: 0.3rem 1rem;
            border-radius: 50px;
            color: var(--gold);
            font-size: 0.8rem;
            margin: 0.5rem 0;
        }
        @media (max-width: 767.98px) {
            .section-padding {
                padding: 50px 0;
            }
            .section-header h2 {
                font-size: 1.8rem;
            }
            .cta-section {
                padding: 2rem 1.2rem;
            }
        }
        /* FAB */
        .fab-custom {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 1050;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #0A2E1C, #123E25);
            border: 2px solid var(--gold);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold);
            font-size: 1.5rem;
            box-shadow: 0 4px 20px rgba(255,215,0,0.3);
            transition: var(--transition);
            opacity: 0.7;
            animation: float 3s ease-in-out infinite;
            text-decoration: none;
        }
        .fab-custom:hover {
            opacity: 1;
            transform: scale(1.1);
            color: var(--gold);
            box-shadow: 0 8px 30px rgba(255,215,0,0.5);
        }
        .fab-custom::after {
            content: '';
            position: absolute;
            top: 6px;
            right: 6px;
            width: 10px;
            height: 10px;
            background: var(--red);
            border-radius: 50%;
            border: 2px solid #0A2E1C;
            animation: blink 1.5s infinite;
        }
        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        @keyframes blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }

/* roulang page: article */
:root {
            --bg-primary: #0A2E1C;
            --bg-secondary: #123E25;
            --bg-tertiary: #0D3823;
            --bg-card: #0F2A1B;
            --bg-elevated: #153D26;
            --accent-gold: #FFD700;
            --accent-gold-soft: #E6C84D;
            --accent-amber: #FFBF00;
            --accent-red: #D32F2F;
            --accent-red-bright: #F44336;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-pale: #A8C9B8;
            --text-muted: #8BAE9F;
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-gold-light: rgba(255, 215, 0, 0.18);
            --border-green: rgba(255, 255, 255, 0.08);
            --shadow-gold: rgba(255, 215, 0, 0.25);
            --shadow-dark: rgba(0, 0, 0, 0.35);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --spacing-xs: 0.5rem;
            --spacing-sm: 0.75rem;
            --spacing-md: 1rem;
            --spacing-lg: 1.5rem;
            --spacing-xl: 2rem;
            --spacing-2xl: 3rem;
            --spacing-3xl: 4rem;
            --font-body: 'Be Vietnam Pro', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-heading: 'Be Vietnam Pro', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            font-family: var(--font-body);
            background-color: var(--bg-primary);
            color: var(--text-white);
            line-height: 1.65;
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at 20% 10%, rgba(255, 215, 0, 0.04) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 90%, rgba(18, 62, 37, 0.6) 0%, transparent 55%),
                radial-gradient(ellipse at 50% 50%, transparent 30%, rgba(6, 20, 14, 0.9) 100%);
            pointer-events: none;
            z-index: 0;
        }

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-white);
            margin-top: 0;
        }

        p {
            margin-bottom: 1.25rem;
            color: var(--text-mint);
        }

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

        a:hover {
            color: var(--accent-amber);
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            vertical-align: middle;
        }

        ul, ol {
            margin-bottom: 1.25rem;
            color: var(--text-mint);
        }

        .container-custom {
            width: 100%;
            max-width: 1240px;
            margin: 0 auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        .container-article {
            width: 100%;
            max-width: 820px;
            margin: 0 auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        /* ========== NAVBAR ========== */
        .navbar-custom {
            background: linear-gradient(180deg, rgba(10, 46, 28, 0.98) 0%, rgba(14, 50, 33, 0.95) 100%);
            border-bottom: 1px solid var(--border-gold-light);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
            padding: 0.65rem 0;
            position: relative;
            z-index: 100;
        }

        .navbar-custom .navbar-brand {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 1.1rem;
            color: var(--accent-gold) !important;
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            transition: color var(--transition-fast);
        }

        .navbar-custom .navbar-brand i {
            font-size: 1.35rem;
            color: var(--accent-gold);
        }

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

        .navbar-custom .nav-link {
            color: var(--text-mint) !important;
            font-weight: 500;
            font-size: 0.92rem;
            padding: 0.5rem 1rem !important;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            position: relative;
        }

        .navbar-custom .nav-link:hover {
            color: var(--accent-gold) !important;
            background: rgba(255, 215, 0, 0.06);
        }

        .navbar-custom .nav-link.active {
            color: var(--accent-gold) !important;
            background: rgba(255, 215, 0, 0.1);
            font-weight: 600;
        }

        .navbar-custom .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 1rem;
            right: 1rem;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
        }

        .navbar-custom .navbar-toggler {
            border: 1px solid var(--border-gold);
            padding: 0.35rem 0.65rem;
            border-radius: var(--radius-sm);
        }

        .navbar-custom .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23FFD700' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .navbar-custom .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.25);
            outline: none;
        }

        .btn-login {
            color: var(--text-mint);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 0.5rem 1.1rem;
            border: 1px solid var(--border-gold);
            background: transparent;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-login:hover {
            color: var(--accent-gold);
            border-color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
        }

        .btn-login:focus {
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.2);
            outline: none;
        }

        .btn-signup {
            color: #0A2E1C;
            font-weight: 700;
            font-size: 0.9rem;
            padding: 0.5rem 1.25rem;
            border: none;
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-amber) 100%);
            border-radius: var(--radius-sm);
            box-shadow: 0 4px 14px rgba(255, 215, 0, 0.35);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-signup:hover {
            background: linear-gradient(135deg, #FFE44D 0%, #FFCC00 100%);
            color: #0A2E1C;
            box-shadow: 0 6px 20px rgba(255, 215, 0, 0.5);
            transform: translateY(-1px);
        }

        .btn-signup:focus {
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.4);
            outline: none;
        }

        /* ========== ARTICLE HERO / BREADCRUMB ========== */
        .article-breadcrumb-wrapper {
            background: linear-gradient(180deg, rgba(10, 46, 28, 0.6) 0%, transparent 100%);
            padding: 1.5rem 0 0.5rem 0;
            position: relative;
            z-index: 1;
        }

        .breadcrumb-article {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.35rem;
            font-size: 0.85rem;
            color: var(--text-pale);
            margin-bottom: 0;
            padding: 0;
            list-style: none;
        }

        .breadcrumb-article li {
            display: flex;
            align-items: center;
            gap: 0.35rem;
        }

        .breadcrumb-article a {
            color: var(--text-pale);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb-article .separator {
            color: var(--border-gold);
            font-size: 0.7rem;
        }

        .breadcrumb-article .current {
            color: var(--accent-gold);
            font-weight: 500;
            max-width: 320px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .article-hero {
            padding: 2rem 0 1.5rem 0;
            position: relative;
            z-index: 1;
        }

        .article-hero .article-category-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid var(--border-gold-light);
            color: var(--accent-gold);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 0.35rem 0.9rem;
            border-radius: 50px;
            margin-bottom: 1rem;
            letter-spacing: 0.02em;
        }

        .article-hero h1 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 0.85rem;
            line-height: 1.25;
            background: linear-gradient(135deg, #FFFFFF 0%, #F5F5F7 40%, #FFD700 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1rem;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .article-meta span {
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }

        .article-meta i {
            color: var(--accent-gold);
            font-size: 0.85rem;
        }

        /* ========== ARTICLE COVER ========== */
        .article-cover-wrapper {
            position: relative;
            z-index: 1;
            margin-bottom: 2rem;
        }

        .article-cover-wrapper img {
            width: 100%;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold-light);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
            display: block;
            object-fit: cover;
            aspect-ratio: 16 / 8;
        }

        /* ========== ARTICLE SUMMARY ========== */
        .article-summary {
            background: rgba(255, 215, 0, 0.06);
            border-left: 4px solid var(--accent-gold);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            padding: 1.25rem 1.5rem;
            margin-bottom: 2rem;
            position: relative;
            z-index: 1;
        }

        .article-summary p {
            margin-bottom: 0;
            font-size: 1rem;
            color: var(--text-mint);
            font-style: italic;
            line-height: 1.6;
        }

        /* ========== ARTICLE CONTENT ========== */
        .article-content-wrapper {
            position: relative;
            z-index: 1;
            padding-bottom: 2rem;
        }

        .article-content-body {
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-mint);
        }

        .article-content-body h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-top: 2.25rem;
            margin-bottom: 1rem;
            color: #FFFFFF;
            padding-bottom: 0.6rem;
            border-bottom: 2px solid var(--border-gold-light);
            position: relative;
        }

        .article-content-body h2::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 70px;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
        }

        .article-content-body h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin-top: 1.75rem;
            margin-bottom: 0.75rem;
            color: #FFFFFF;
        }

        .article-content-body h4 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-top: 1.5rem;
            margin-bottom: 0.6rem;
            color: #FFFFFF;
        }

        .article-content-body p {
            margin-bottom: 1.25rem;
            line-height: 1.7;
        }

        .article-content-body ul,
        .article-content-body ol {
            margin-bottom: 1.25rem;
            padding-left: 1.5rem;
        }

        .article-content-body ul li,
        .article-content-body ol li {
            margin-bottom: 0.5rem;
            line-height: 1.6;
        }

        .article-content-body ul li::marker {
            color: var(--accent-gold);
        }

        .article-content-body ol li::marker {
            color: var(--accent-gold);
            font-weight: 600;
        }

        .article-content-body blockquote {
            background: rgba(255, 215, 0, 0.05);
            border-left: 4px solid var(--accent-gold);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            padding: 1rem 1.5rem;
            margin: 1.75rem 0;
            font-style: italic;
            color: var(--text-mint);
        }

        .article-content-body blockquote p {
            margin-bottom: 0;
        }

        .article-content-body img {
            border-radius: var(--radius-md);
            border: 1px solid var(--border-green);
            margin: 1.5rem 0;
            box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
            display: block;
        }

        .article-content-body a {
            color: var(--accent-gold);
            border-bottom: 1px dashed rgba(255, 215, 0, 0.4);
            transition: all var(--transition-fast);
        }

        .article-content-body a:hover {
            color: var(--accent-amber);
            border-bottom-color: var(--accent-amber);
        }

        .article-content-body strong {
            color: #FFFFFF;
            font-weight: 600;
        }

        .article-content-body table {
            width: 100%;
            margin: 1.5rem 0;
            border-collapse: collapse;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-green);
        }

        .article-content-body table th {
            background: var(--bg-tertiary);
            color: var(--accent-gold);
            font-weight: 600;
            padding: 0.75rem 1rem;
            text-align: left;
            border-bottom: 1px solid var(--border-gold-light);
        }

        .article-content-body table td {
            padding: 0.7rem 1rem;
            border-bottom: 1px solid var(--border-green);
            color: var(--text-mint);
        }

        /* ========== NOT FOUND ========== */
        .article-not-found {
            text-align: center;
            padding: 4rem 1.5rem;
            background: rgba(255, 255, 255, 0.02);
            border-radius: var(--radius-lg);
            border: 1px dashed var(--border-gold);
            position: relative;
            z-index: 1;
            margin-bottom: 2rem;
        }

        .article-not-found i {
            font-size: 3rem;
            color: var(--accent-gold);
            margin-bottom: 1.25rem;
            display: block;
        }

        .article-not-found h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
        }

        .article-not-found p {
            color: var(--text-muted);
            margin-bottom: 1.5rem;
        }

        .article-not-found .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            font-weight: 600;
            padding: 0.6rem 1.5rem;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .article-not-found .btn-back:hover {
            background: rgba(255, 215, 0, 0.2);
            color: var(--accent-amber);
            border-color: var(--accent-gold);
        }

        /* ========== DATA METRICS SECTION ========== */
        .metrics-section {
            padding: 2.5rem 0;
            position: relative;
            z-index: 1;
        }

        .metrics-section .metrics-title {
            font-size: 1.35rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }

        .metrics-section .metrics-title i {
            color: var(--accent-gold);
            font-size: 1.2rem;
        }

        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1rem;
        }

        .metric-item {
            background: var(--bg-card);
            border: 1px solid var(--border-gold-light);
            border-radius: var(--radius-md);
            padding: 1.25rem 1rem;
            text-align: center;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .metric-item::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .metric-item:hover {
            border-color: var(--border-gold);
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
        }

        .metric-item:hover::before {
            opacity: 1;
        }

        .metric-value {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 0.3rem;
            font-family: var(--font-heading);
        }

        .metric-label {
            font-size: 0.85rem;
            color: var(--text-pale);
            font-weight: 500;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            padding: 3rem 0;
            position: relative;
            z-index: 1;
        }

        .cta-block {
            background: linear-gradient(135deg, rgba(10, 46, 28, 0.9) 0%, rgba(18, 62, 37, 0.85) 100%);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 2.5rem 2rem;
            position: relative;
            overflow: hidden;
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
        }

        .cta-block::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-block::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -10%;
            width: 250px;
            height: 250px;
            background: radial-gradient(circle, rgba(211, 47, 47, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-title {
            font-size: 1.5rem;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 0.75rem;
            position: relative;
            z-index: 1;
        }

        .cta-subtitle {
            color: var(--text-mint);
            font-size: 1rem;
            margin-bottom: 1.5rem;
            position: relative;
            z-index: 1;
            line-height: 1.6;
        }

        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 0.85rem;
            position: relative;
            z-index: 1;
        }

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-amber) 100%);
            color: #0A2E1C;
            font-weight: 700;
            font-size: 0.95rem;
            padding: 0.75rem 1.75rem;
            border: none;
            border-radius: var(--radius-sm);
            box-shadow: 0 6px 20px rgba(255, 215, 0, 0.4);
            transition: all var(--transition-fast);
        }

        .btn-cta-primary:hover {
            background: linear-gradient(135deg, #FFE44D 0%, #FFCC00 100%);
            color: #0A2E1C;
            box-shadow: 0 8px 26px rgba(255, 215, 0, 0.55);
            transform: translateY(-2px);
        }

        .btn-cta-primary:focus {
            box-shadow: 0 0 0 4px rgba(255, 215, 0, 0.35);
            outline: none;
        }

        .btn-cta-outline {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: transparent;
            color: var(--accent-gold);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.75rem 1.5rem;
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .btn-cta-outline:hover {
            background: rgba(255, 215, 0, 0.1);
            color: var(--accent-amber);
            border-color: var(--accent-gold);
        }

        .btn-cta-outline:focus {
            box-shadow: 0 0 0 4px rgba(255, 215, 0, 0.2);
            outline: none;
        }

        /* ========== FAQ SECTION ========== */
        .faq-section {
            padding: 2rem 0 3rem 0;
            position: relative;
            z-index: 1;
        }

        .faq-section .faq-title {
            font-size: 1.35rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }

        .faq-section .faq-title i {
            color: var(--accent-gold);
            font-size: 1.2rem;
        }

        .accordion-custom .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-gold-light);
            border-radius: var(--radius-md) !important;
            margin-bottom: 0.75rem;
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .accordion-custom .accordion-item:hover {
            border-color: var(--border-gold);
        }

        .accordion-custom .accordion-button {
            background: transparent;
            color: #FFFFFF;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 1.1rem 1.25rem;
            box-shadow: none !important;
            border-radius: var(--radius-md) !important;
            transition: all var(--transition-fast);
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            background: rgba(255, 215, 0, 0.08);
            color: var(--accent-gold);
            border-bottom: 1px solid var(--border-gold-light);
        }

        .accordion-custom .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.2) !important;
            outline: none;
        }

        .accordion-custom .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23FFD700'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
        }

        .accordion-custom .accordion-body {
            background: var(--bg-card);
            color: var(--text-mint);
            font-size: 0.9rem;
            padding: 1.1rem 1.25rem 1.35rem;
            line-height: 1.6;
        }

        /* ========== FAB ========== */
        .fab-custom {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 90;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #1A1A1A 0%, #0B0B0B 70%);
            border: 2px solid var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.3rem;
            cursor: pointer;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3), inset 0 2px 6px rgba(255, 255, 255, 0.08);
            transition: all var(--transition-base);
            opacity: 0.75;
            animation: fabBreathe 2.5s ease-in-out infinite;
            text-decoration: none;
        }

        .fab-custom::after {
            content: '';
            position: absolute;
            top: 3px;
            right: 3px;
            width: 9px;
            height: 9px;
            background: var(--accent-red-bright);
            border-radius: 50%;
            box-shadow: 0 0 8px rgba(244, 67, 54, 0.7);
            animation: blinkDot 1.6s ease-in-out infinite;
        }

        .fab-custom:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 32px rgba(255, 215, 0, 0.5), inset 0 2px 8px rgba(255, 255, 255, 0.12);
            color: var(--accent-amber);
            border-color: var(--accent-amber);
        }

        .fab-custom:active {
            transform: scale(0.95) translateY(2px);
            box-shadow: 0 2px 10px rgba(255, 215, 0, 0.3);
        }

        .fab-custom:focus-visible {
            outline: 3px solid rgba(255, 215, 0, 0.5);
            outline-offset: 2px;
            opacity: 1;
        }

        @keyframes fabBreathe {
            0%, 100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-4px);
            }
        }

        @keyframes blinkDot {
            0%, 100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }

        /* ========== FOOTER ========== */
        .footer-custom {
            background: linear-gradient(180deg, rgba(6, 22, 14, 0.95) 0%, rgba(4, 14, 9, 0.98) 100%);
            border-top: 1px solid var(--border-gold-light);
            padding: 3rem 0 1.5rem;
            position: relative;
            z-index: 1;
            margin-top: auto;
        }

        .footer-custom .footer-brand {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 1.15rem;
            color: var(--accent-gold);
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .footer-custom .footer-brand i {
            font-size: 1.4rem;
        }

        .footer-custom .footer-text {
            font-size: 0.88rem;
            color: var(--text-pale);
            line-height: 1.6;
            margin-bottom: 0.75rem;
        }

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

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

        .footer-custom .footer-links a {
            color: var(--text-mint);
            font-size: 0.88rem;
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }

        .footer-custom .footer-links a:hover {
            color: var(--accent-gold);
            padding-left: 4px;
        }

        .footer-custom .footer-bottom {
            border-top: 1px solid var(--border-gold-light);
            margin-top: 2.5rem;
            padding-top: 1.25rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 0.75rem;
        }

        .footer-custom .footer-bottom p {
            margin-bottom: 0;
            font-size: 0.82rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.65rem;
        }

        .badge-18 {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(211, 47, 47, 0.2);
            border: 1px solid rgba(211, 47, 47, 0.5);
            color: #F44336;
            font-weight: 700;
            font-size: 0.75rem;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            letter-spacing: 0.03em;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 0.85rem;
            }

            .article-hero h1 {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 768px) {
            .navbar-custom .navbar-brand {
                font-size: 0.95rem;
            }

            .navbar-custom .nav-link {
                padding: 0.6rem 0.75rem !important;
                font-size: 0.85rem;
            }

            .navbar-custom .btn-login,
            .navbar-custom .btn-signup {
                font-size: 0.8rem;
                padding: 0.4rem 0.85rem;
            }

            .article-hero h1 {
                font-size: 1.45rem;
            }

            .article-cover-wrapper img {
                aspect-ratio: 16 / 9;
            }

            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 0.75rem;
            }

            .metric-value {
                font-size: 1.3rem;
            }

            .metric-label {
                font-size: 0.78rem;
            }

            .cta-block {
                padding: 1.75rem 1.25rem;
            }

            .cta-title {
                font-size: 1.25rem;
            }

            .fab-custom {
                bottom: 5rem;
                left: 0.75rem;
                width: 46px;
                height: 46px;
                font-size: 1.1rem;
            }
        }

        @media (max-width: 520px) {
            .container-custom,
            .container-article {
                padding-left: 0.9rem;
                padding-right: 0.9rem;
            }

            .navbar-custom .navbar-brand {
                font-size: 0.85rem;
                gap: 0.35rem;
            }

            .navbar-custom .navbar-brand i {
                font-size: 1.1rem;
            }

            .navbar-custom .btn-login {
                font-size: 0.72rem;
                padding: 0.35rem 0.65rem;
            }

            .navbar-custom .btn-signup {
                font-size: 0.72rem;
                padding: 0.35rem 0.7rem;
            }

            .navbar-custom .nav-link {
                font-size: 0.8rem;
                padding: 0.55rem 0.6rem !important;
            }

            .breadcrumb-article {
                font-size: 0.75rem;
                flex-wrap: nowrap;
                overflow-x: auto;
                white-space: nowrap;
                -webkit-overflow-scrolling: touch;
            }

            .article-hero h1 {
                font-size: 1.25rem;
                line-height: 1.35;
            }

            .article-meta {
                font-size: 0.75rem;
                gap: 0.6rem;
                flex-wrap: wrap;
            }

            .article-summary {
                padding: 1rem 1.1rem;
            }

            .article-summary p {
                font-size: 0.9rem;
            }

            .article-content-body {
                font-size: 0.9rem;
                line-height: 1.6;
            }

            .article-content-body h2 {
                font-size: 1.2rem;
            }

            .article-content-body h3 {
                font-size: 1.05rem;
            }

            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 0.6rem;
            }

            .metric-item {
                padding: 0.9rem 0.6rem;
            }

            .metric-value {
                font-size: 1.2rem;
            }

            .metric-label {
                font-size: 0.72rem;
            }

            .cta-block {
                padding: 1.5rem 1rem;
                border-radius: var(--radius-md);
            }

            .cta-title {
                font-size: 1.1rem;
            }

            .cta-subtitle {
                font-size: 0.88rem;
            }

            .btn-cta-primary,
            .btn-cta-outline {
                font-size: 0.82rem;
                padding: 0.6rem 1.1rem;
                width: 100%;
                justify-content: center;
            }

            .faq-section .faq-title,
            .metrics-section .metrics-title {
                font-size: 1.1rem;
            }

            .accordion-custom .accordion-button {
                font-size: 0.85rem;
                padding: 0.9rem 1rem;
            }

            .footer-custom {
                padding: 2rem 0 1rem;
            }

            .footer-custom .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 0.5rem;
            }

            .fab-custom {
                bottom: 4.5rem;
                left: 0.6rem;
                width: 42px;
                height: 42px;
                font-size: 1rem;
                border-width: 1.5px;
            }
        }

        @media (min-width: 769px) {
            .navbar-custom .navbar-collapse {
                display: flex;
                justify-content: flex-end;
            }
        }

/* roulang page: category1 */
:root {
            --clr-primary: #0A2E1C;
            --clr-primary-deep: #062315;
            --clr-secondary: #123E25;
            --clr-accent-gold: #FFD700;
            --clr-accent-gold-soft: #F0E68C;
            --clr-accent-red: #D32F2F;
            --clr-text-white: #FFFFFF;
            --clr-text-mint: #D1F2EB;
            --clr-text-muted: rgba(209, 242, 235, 0.7);
            --clr-border-gold: rgba(255, 215, 0, 0.35);
            --clr-border-light: rgba(255, 215, 0, 0.18);
            --clr-bg-card: rgba(18, 62, 37, 0.72);
            --clr-bg-card-hover: rgba(26, 82, 50, 0.88);
            --clr-shadow-gold: rgba(255, 215, 0, 0.22);
            --clr-shadow-card: rgba(0, 0, 0, 0.35);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 32px;
            --shadow-card: 0 8px 30px var(--clr-shadow-card);
            --shadow-card-hover: 0 16px 48px rgba(0, 0, 0, 0.5), 0 4px 16px var(--clr-shadow-gold);
            --shadow-btn: 0 4px 18px rgba(255, 215, 0, 0.28);
            --spacing-section: 80px;
            --spacing-section-mobile: 56px;
            --font-primary: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --max-width-container: 1200px;
        }

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

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

        body {
            font-family: var(--font-primary);
            background: var(--clr-primary);
            color: var(--clr-text-white);
            line-height: 1.6;
            overflow-x: hidden;
            min-height: 100vh;
            background-image: radial-gradient(ellipse at top left, rgba(255, 215, 0, 0.05) 0%, transparent 55%),
                radial-gradient(ellipse at bottom right, rgba(18, 62, 37, 0.5) 0%, transparent 60%),
                linear-gradient(180deg, var(--clr-primary-deep) 0%, var(--clr-primary) 40%, #0d3a24 100%);
            background-attachment: fixed;
        }

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-primary);
            font-weight: 800;
            line-height: 1.25;
            color: var(--clr-text-white);
            letter-spacing: -0.02em;
        }

        a {
            color: var(--clr-accent-gold);
            text-decoration: none;
            transition: color var(--transition-base);
        }
        a:hover {
            color: var(--clr-accent-gold-soft);
            text-decoration: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--clr-accent-gold);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        button,
        .btn {
            font-family: var(--font-primary);
        }

        .container-custom {
            width: 100%;
            max-width: var(--max-width-container);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ============ NAVBAR ============ */
        .navbar-custom {
            background: rgba(6, 35, 21, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--clr-border-light);
            padding: 10px 0;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            width: 100%;
            z-index: 1060;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
            transition: box-shadow var(--transition-smooth), background var(--transition-smooth);
        }
        .navbar-custom.scrolled {
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5);
            background: rgba(4, 28, 16, 0.96);
        }

        .navbar-brand {
            font-weight: 900;
            font-size: 1.2rem;
            color: var(--clr-accent-gold) !important;
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }
        .navbar-brand i {
            font-size: 1.4rem;
            color: var(--clr-accent-gold);
        }

        .navbar-custom .nav-link {
            color: var(--clr-text-mint) !important;
            font-weight: 600;
            font-size: 0.92rem;
            padding: 10px 16px !important;
            border-radius: 8px;
            transition: all var(--transition-base);
            position: relative;
        }
        .navbar-custom .nav-link:hover {
            color: var(--clr-accent-gold) !important;
            background: rgba(255, 215, 0, 0.06);
        }
        .navbar-custom .nav-link.active {
            color: var(--clr-accent-gold) !important;
            background: rgba(255, 215, 0, 0.12);
            font-weight: 700;
        }
        .navbar-custom .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            background: var(--clr-accent-gold);
            border-radius: 2px;
        }

        .btn-login {
            background: transparent;
            color: var(--clr-text-mint);
            border: 1px solid rgba(209, 242, 235, 0.3);
            padding: 9px 22px;
            font-weight: 700;
            font-size: 0.9rem;
            border-radius: 10px;
            transition: all var(--transition-base);
        }
        .btn-login:hover {
            background: rgba(209, 242, 235, 0.1);
            color: var(--clr-text-white);
            border-color: rgba(209, 242, 235, 0.5);
        }

        .btn-signup {
            background: var(--clr-accent-gold);
            color: var(--clr-primary-deep);
            border: none;
            padding: 10px 24px;
            font-weight: 800;
            font-size: 0.9rem;
            border-radius: 10px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-btn);
        }
        .btn-signup:hover {
            background: var(--clr-accent-gold-soft);
            color: var(--clr-primary-deep);
            transform: translateY(-1px);
            box-shadow: 0 8px 28px rgba(255, 215, 0, 0.35);
        }

        .navbar-toggler {
            border: 1px solid rgba(255, 215, 0, 0.3);
            border-radius: 8px;
            padding: 8px 10px;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.2);
            border-color: var(--clr-accent-gold);
        }
        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23FFD700' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .mobile-auth-btns {
            display: none;
            gap: 8px;
            align-items: center;
        }
        .mobile-auth-btns .btn-login-sm {
            background: transparent;
            color: var(--clr-text-mint);
            border: 1px solid rgba(209, 242, 235, 0.3);
            padding: 6px 14px;
            font-weight: 700;
            font-size: 0.82rem;
            border-radius: 8px;
            transition: all var(--transition-base);
        }
        .mobile-auth-btns .btn-signup-sm {
            background: var(--clr-accent-gold);
            color: var(--clr-primary-deep);
            border: none;
            padding: 7px 16px;
            font-weight: 800;
            font-size: 0.82rem;
            border-radius: 8px;
            transition: all var(--transition-base);
        }

        /* ============ HERO ============ */
        .hero-category {
            padding: 150px 0 70px;
            position: relative;
            background-image: linear-gradient(180deg, rgba(6, 35, 21, 0.55) 0%, rgba(10, 46, 28, 0.75) 100%),
                url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center center;
            background-repeat: no-repeat;
            border-bottom: 1px solid var(--clr-border-light);
            position: relative;
            overflow: hidden;
        }
        .hero-category::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at 30% 40%, rgba(255, 215, 0, 0.1) 0%, transparent 55%),
                radial-gradient(ellipse at 75% 20%, rgba(18, 62, 37, 0.6) 0%, transparent 60%);
            pointer-events: none;
            z-index: 1;
        }
        .hero-category > .container-custom {
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid var(--clr-border-gold);
            color: var(--clr-accent-gold);
            padding: 8px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 0.02em;
            margin-bottom: 22px;
            text-transform: uppercase;
        }
        .hero-badge i {
            font-size: 0.9rem;
        }

        .hero-title {
            font-size: clamp(2.2rem, 4.5vw, 3.6rem);
            font-weight: 900;
            line-height: 1.15;
            margin-bottom: 20px;
            letter-spacing: -0.03em;
            max-width: 680px;
            color: var(--clr-text-white);
        }
        .hero-title .accent-gold {
            color: var(--clr-accent-gold);
        }

        .hero-subtitle {
            font-size: 1.12rem;
            color: var(--clr-text-mint);
            max-width: 560px;
            line-height: 1.65;
            margin-bottom: 32px;
            font-weight: 400;
        }

        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 36px;
        }
        .btn-cta-primary {
            background: var(--clr-accent-gold);
            color: var(--clr-primary-deep);
            border: none;
            padding: 14px 32px;
            font-weight: 800;
            font-size: 0.98rem;
            border-radius: 12px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-btn);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-cta-primary:hover {
            background: var(--clr-accent-gold-soft);
            color: var(--clr-primary-deep);
            transform: translateY(-2px);
            box-shadow: 0 10px 32px rgba(255, 215, 0, 0.4);
        }
        .btn-cta-outline {
            background: transparent;
            color: var(--clr-text-mint);
            border: 1px solid rgba(209, 242, 235, 0.4);
            padding: 14px 28px;
            font-weight: 700;
            font-size: 0.95rem;
            border-radius: 12px;
            transition: all var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-cta-outline:hover {
            background: rgba(209, 242, 235, 0.08);
            color: var(--clr-text-white);
            border-color: var(--clr-accent-gold);
        }

        .hero-panel {
            background: var(--clr-bg-card);
            border: 1px solid var(--clr-border-gold);
            border-radius: var(--radius-lg);
            padding: 28px 30px;
            box-shadow: var(--shadow-card);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            max-width: 440px;
            margin-left: auto;
        }
        .hero-panel .panel-label {
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--clr-accent-gold);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .hero-panel .rating-row {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 6px;
        }
        .hero-panel .rating-stars {
            color: var(--clr-accent-gold);
            font-size: 0.95rem;
            letter-spacing: 2px;
        }
        .hero-panel .rating-value {
            font-weight: 800;
            font-size: 1.3rem;
            color: var(--clr-text-white);
        }
        .hero-panel .panel-divider {
            border-top: 1px solid var(--clr-border-light);
            margin: 18px 0;
        }
        .hero-panel .metric-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 8px 0;
            font-size: 0.9rem;
        }
        .hero-panel .metric-item .label {
            color: var(--clr-text-muted);
            font-weight: 500;
        }
        .hero-panel .metric-item .value {
            color: var(--clr-accent-gold);
            font-weight: 800;
            font-size: 0.98rem;
        }

        .hero-trust-row {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            align-items: center;
        }
        .hero-trust-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--clr-text-muted);
            font-weight: 500;
        }
        .hero-trust-item i {
            color: var(--clr-accent-gold);
            font-size: 0.95rem;
        }

        /* ============ SECTION COMMON ============ */
        .section-block {
            padding: var(--spacing-section-mobile) 0;
        }
        @media (min-width: 992px) {
            .section-block {
                padding: var(--spacing-section) 0;
            }
        }

        .section-heading {
            margin-bottom: 40px;
        }
        .section-heading .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--clr-accent-gold);
            text-transform: uppercase;
            letter-spacing: 0.1em;
            margin-bottom: 12px;
        }
        .section-heading h2 {
            font-size: clamp(1.6rem, 3vw, 2.4rem);
            font-weight: 900;
            letter-spacing: -0.02em;
            margin-bottom: 14px;
            line-height: 1.2;
        }
        .section-heading .section-desc {
            font-size: 1rem;
            color: var(--clr-text-muted);
            max-width: 640px;
            line-height: 1.65;
            font-weight: 400;
        }

        /* ============ STATS DASHBOARD ============ */
        .stats-dashboard {
            background: rgba(6, 35, 21, 0.5);
            border-top: 1px solid var(--clr-border-light);
            border-bottom: 1px solid var(--clr-border-light);
            padding: 36px 0;
        }
        .stat-item {
            text-align: left;
            padding: 12px 8px;
            border-left: 3px solid var(--clr-accent-gold);
            padding-left: 20px;
        }
        .stat-item .stat-number {
            font-size: clamp(2rem, 3vw, 2.8rem);
            font-weight: 900;
            color: var(--clr-accent-gold);
            line-height: 1.1;
            letter-spacing: -0.03em;
            display: block;
        }
        .stat-item .stat-label {
            font-size: 0.88rem;
            color: var(--clr-text-muted);
            font-weight: 500;
            margin-top: 6px;
            display: block;
        }

        /* ============ SERVICE MATRIX ============ */
        .service-matrix {
            display: grid;
            grid-template-columns: 1fr;
            gap: 28px;
        }
        @media (min-width: 768px) {
            .service-matrix {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px;
            }
        }
        .service-card {
            background: var(--clr-bg-card);
            border: 1px solid var(--clr-border-light);
            border-radius: var(--radius-md);
            padding: 28px;
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
            gap: 16px;
            position: relative;
            overflow: hidden;
        }
        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--clr-accent-gold), transparent);
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        .service-card:hover {
            border-color: var(--clr-border-gold);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            background: var(--clr-bg-card-hover);
        }
        .service-card:hover::before {
            opacity: 1;
        }
        .service-card .service-icon {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--clr-border-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--clr-accent-gold);
            flex-shrink: 0;
        }
        .service-card h3 {
            font-size: 1.15rem;
            font-weight: 800;
            margin-bottom: 0;
            color: var(--clr-text-white);
        }
        .service-card p {
            font-size: 0.92rem;
            color: var(--clr-text-muted);
            line-height: 1.6;
            margin-bottom: 0;
            font-weight: 400;
            flex-grow: 1;
        }
        .service-card .service-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 700;
            font-size: 0.88rem;
            color: var(--clr-accent-gold);
            transition: gap var(--transition-base);
        }
        .service-card .service-link:hover {
            gap: 10px;
            color: var(--clr-accent-gold-soft);
        }

        .service-card.with-image {
            padding: 0;
            overflow: hidden;
            border-radius: var(--radius-md);
            flex-direction: column;
        }
        .service-card.with-image .service-img-wrapper {
            position: relative;
            width: 100%;
            height: 200px;
            overflow: hidden;
            background: var(--clr-secondary);
        }
        .service-card.with-image .service-img-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .service-card.with-image:hover .service-img-wrapper img {
            transform: scale(1.05);
        }
        .service-card.with-image .service-body {
            padding: 24px 28px 28px;
            display: flex;
            flex-direction: column;
            gap: 14px;
            flex-grow: 1;
        }

        /* ============ COMPARISON ============ */
        .comparison-section {
            background: rgba(6, 35, 21, 0.55);
            border-top: 1px solid var(--clr-border-light);
            border-bottom: 1px solid var(--clr-border-light);
        }
        .comparison-table-wrapper {
            background: var(--clr-bg-card);
            border: 1px solid var(--clr-border-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 0;
        }
        .comparison-table thead th {
            background: rgba(255, 215, 0, 0.08);
            color: var(--clr-accent-gold);
            font-weight: 800;
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            padding: 18px 20px;
            border-bottom: 2px solid var(--clr-border-gold);
            text-align: left;
            white-space: nowrap;
        }
        .comparison-table tbody td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--clr-border-light);
            font-size: 0.9rem;
            color: var(--clr-text-mint);
            font-weight: 500;
            text-align: left;
            vertical-align: middle;
        }
        .comparison-table tbody tr:last-child td {
            border-bottom: none;
        }
        .comparison-table tbody tr {
            transition: background var(--transition-base);
        }
        .comparison-table tbody tr:hover {
            background: rgba(255, 215, 0, 0.04);
        }
        .comparison-table .td-highlight {
            color: var(--clr-accent-gold);
            font-weight: 800;
            font-size: 1rem;
        }
        .comparison-table .badge-best {
            background: var(--clr-accent-gold);
            color: var(--clr-primary-deep);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.7rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }
        .table-responsive-custom {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }
        .table-responsive-custom::-webkit-scrollbar {
            height: 6px;
        }
        .table-responsive-custom::-webkit-scrollbar-track {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 3px;
        }
        .table-responsive-custom::-webkit-scrollbar-thumb {
            background: var(--clr-border-gold);
            border-radius: 3px;
        }

        /* ============ PROCESS ============ */
        .process-steps {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }
        @media (min-width: 768px) {
            .process-steps {
                grid-template-columns: repeat(4, 1fr);
                gap: 24px;
            }
        }
        .process-step {
            background: var(--clr-bg-card);
            border: 1px solid var(--clr-border-light);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            transition: all var(--transition-base);
            position: relative;
        }
        .process-step:hover {
            border-color: var(--clr-border-gold);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .process-step .step-number {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--clr-accent-gold);
            color: var(--clr-primary-deep);
            font-weight: 900;
            font-size: 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 14px;
            box-shadow: 0 4px 12px rgba(255, 215, 0, 0.25);
            flex-shrink: 0;
        }
        .process-step h4 {
            font-size: 0.98rem;
            font-weight: 800;
            margin-bottom: 8px;
            color: var(--clr-text-white);
        }
        .process-step p {
            font-size: 0.85rem;
            color: var(--clr-text-muted);
            line-height: 1.55;
            margin-bottom: 0;
            font-weight: 400;
        }

        /* ============ FAQ ============ */
        .faq-section {
            padding-bottom: var(--spacing-section-mobile);
        }
        @media (min-width: 992px) {
            .faq-section {
                padding-bottom: var(--spacing-section);
            }
        }
        .accordion-custom .accordion-item {
            background: var(--clr-bg-card);
            border: 1px solid var(--clr-border-light);
            border-radius: var(--radius-md) !important;
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color var(--transition-base);
        }
        .accordion-custom .accordion-item:hover {
            border-color: var(--clr-border-gold);
        }
        .accordion-custom .accordion-button {
            background: transparent;
            color: var(--clr-text-white);
            font-weight: 700;
            font-size: 0.98rem;
            padding: 20px 24px;
            border: none;
            box-shadow: none;
            transition: all var(--transition-base);
            line-height: 1.5;
        }
        .accordion-custom .accordion-button::after {
            filter: brightness(0) invert(1);
            opacity: 0.7;
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            background: rgba(255, 215, 0, 0.06);
            color: var(--clr-accent-gold);
            box-shadow: none;
        }
        .accordion-custom .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.15);
            border: none;
        }
        .accordion-custom .accordion-body {
            padding: 0 24px 20px;
            color: var(--clr-text-muted);
            font-size: 0.92rem;
            line-height: 1.65;
            font-weight: 400;
        }

        /* ============ CTA ============ */
        .cta-section {
            background: var(--clr-bg-card);
            border: 1px solid var(--clr-border-gold);
            border-radius: var(--radius-lg);
            padding: 48px 36px;
            margin-bottom: var(--spacing-section-mobile);
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }
        @media (min-width: 992px) {
            .cta-section {
                margin-bottom: var(--spacing-section);
                padding: 56px 48px;
            }
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.1) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-section .cta-title {
            font-size: clamp(1.5rem, 2.8vw, 2.2rem);
            font-weight: 900;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }
        .cta-section .cta-desc {
            color: var(--clr-text-muted);
            font-size: 0.98rem;
            line-height: 1.6;
            margin-bottom: 28px;
            font-weight: 400;
        }
        .cta-form .form-control {
            background: rgba(6, 35, 21, 0.7);
            border: 1px solid rgba(209, 242, 235, 0.2);
            color: var(--clr-text-white);
            border-radius: 10px;
            padding: 13px 18px;
            font-size: 0.92rem;
            font-family: var(--font-primary);
            transition: all var(--transition-base);
        }
        .cta-form .form-control::placeholder {
            color: var(--clr-text-muted);
            opacity: 0.7;
        }
        .cta-form .form-control:focus {
            border-color: var(--clr-accent-gold);
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.12);
            background: rgba(6, 35, 21, 0.85);
            color: var(--clr-text-white);
        }
        .cta-form .form-select {
            background-color: rgba(6, 35, 21, 0.7);
            border: 1px solid rgba(209, 242, 235, 0.2);
            color: var(--clr-text-muted);
            border-radius: 10px;
            padding: 13px 18px;
            font-size: 0.92rem;
            font-family: var(--font-primary);
            transition: all var(--transition-base);
        }
        .cta-form .form-select:focus {
            border-color: var(--clr-accent-gold);
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.12);
            background-color: rgba(6, 35, 21, 0.85);
            color: var(--clr-text-white);
        }
        .cta-form .form-select option {
            background: var(--clr-primary-deep);
            color: var(--clr-text-white);
        }
        .cta-form .btn-submit {
            background: var(--clr-accent-gold);
            color: var(--clr-primary-deep);
            border: none;
            padding: 13px 32px;
            font-weight: 800;
            font-size: 0.95rem;
            border-radius: 10px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-btn);
            width: 100%;
        }
        .cta-form .btn-submit:hover {
            background: var(--clr-accent-gold-soft);
            transform: translateY(-2px);
            box-shadow: 0 10px 32px rgba(255, 215, 0, 0.4);
        }
        .cta-form .form-note {
            font-size: 0.8rem;
            color: var(--clr-text-muted);
            margin-top: 10px;
            line-height: 1.5;
        }

        /* ============ FOOTER ============ */
        .footer-custom {
            background: var(--clr-primary-deep);
            border-top: 2px solid var(--clr-border-gold);
            padding: 56px 0 30px;
            margin-top: 0;
        }
        .footer-brand {
            font-weight: 900;
            font-size: 1.15rem;
            color: var(--clr-accent-gold);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-brand i {
            font-size: 1.3rem;
            color: var(--clr-accent-gold);
        }
        .footer-text {
            color: var(--clr-text-muted);
            font-size: 0.88rem;
            line-height: 1.65;
            font-weight: 400;
            margin-bottom: 0;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: var(--clr-text-muted);
            font-size: 0.88rem;
            font-weight: 500;
            transition: all var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-links a:hover {
            color: var(--clr-accent-gold);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid var(--clr-border-light);
            margin-top: 36px;
            padding-top: 22px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            justify-content: space-between;
        }
        .footer-bottom p {
            font-size: 0.82rem;
            color: var(--clr-text-muted);
            margin-bottom: 0;
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .badge-18 {
            background: var(--clr-accent-red);
            color: #fff;
            font-weight: 900;
            font-size: 0.75rem;
            padding: 4px 10px;
            border-radius: 4px;
            letter-spacing: 0.06em;
            display: inline-block;
        }

        /* ============ FAB ============ */
        .fab-royal {
            position: fixed;
            left: 18px;
            bottom: 90px;
            z-index: 1055;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 35% 30%, #4a3510, #1a1100 75%);
            border: 2px solid var(--clr-accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3), 0 8px 32px rgba(0, 0, 0, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--clr-accent-gold);
            font-size: 1.25rem;
            text-decoration: none;
            opacity: 0.7;
            animation: fabBreath 3s ease-in-out infinite;
            transition: all var(--transition-base);
            cursor: pointer;
        }
        .fab-royal::after {
            content: '';
            position: absolute;
            top: -2px;
            right: -2px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--clr-accent-red);
            border: 2px solid var(--clr-primary-deep);
            animation: fabBlink 2s ease-in-out infinite;
        }
        .fab-royal:hover {
            opacity: 1;
            transform: scale(1.12);
            box-shadow: 0 8px 32px rgba(255, 215, 0, 0.5), 0 16px 48px rgba(0, 0, 0, 0.5);
            color: var(--clr-accent-gold-soft);
        }
        .fab-royal:active {
            transform: scale(0.94) translateY(2px);
        }
        @keyframes fabBreath {
            0%, 100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-6px);
            }
        }
        @keyframes fabBlink {
            0%, 100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 991.98px) {
            .navbar-custom {
                padding: 8px 0;
            }
            .mobile-auth-btns {
                display: flex;
            }
            .desktop-auth-btns {
                display: none !important;
            }
            .navbar-collapse {
                background: rgba(4, 28, 16, 0.98);
                border-radius: 0 0 16px 16px;
                padding: 16px 20px;
                margin-top: 8px;
                border: 1px solid var(--clr-border-light);
                box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
                max-height: calc(100vh - 70px);
                overflow-y: auto;
            }
            .navbar-custom .nav-link {
                padding: 12px 16px !important;
                font-size: 0.95rem;
            }
            .navbar-custom .nav-link.active::after {
                display: none;
            }
            .navbar-custom .nav-link.active {
                border-left: 3px solid var(--clr-accent-gold);
                border-radius: 6px;
            }
            .hero-category {
                padding: 120px 0 50px;
            }
            .hero-panel {
                margin-left: 0;
                margin-top: 30px;
                max-width: 100%;
            }
            .section-block {
                padding: var(--spacing-section-mobile) 0;
            }
            .cta-section {
                padding: 36px 24px;
                margin-bottom: var(--spacing-section-mobile);
            }
            .comparison-table thead th,
            .comparison-table tbody td {
                padding: 14px 16px;
                font-size: 0.82rem;
            }
        }

        @media (max-width: 575.98px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
            .navbar-brand {
                font-size: 0.95rem;
            }
            .navbar-brand i {
                font-size: 1.1rem;
            }
            .mobile-auth-btns .btn-login-sm {
                padding: 5px 10px;
                font-size: 0.75rem;
            }
            .mobile-auth-btns .btn-signup-sm {
                padding: 6px 12px;
                font-size: 0.75rem;
            }
            .hero-title {
                font-size: 1.9rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .btn-cta-primary,
            .btn-cta-outline {
                padding: 12px 20px;
                font-size: 0.85rem;
                width: 100%;
                justify-content: center;
            }
            .hero-cta-group {
                flex-direction: column;
            }
            .hero-panel {
                padding: 20px 18px;
            }
            .stat-item {
                padding-left: 14px;
                border-left-width: 2px;
            }
            .stat-item .stat-number {
                font-size: 1.8rem;
            }
            .service-card {
                padding: 20px 18px;
            }
            .service-card.with-image .service-body {
                padding: 18px 18px 22px;
            }
            .service-card.with-image .service-img-wrapper {
                height: 160px;
            }
            .process-steps {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .process-step {
                padding: 18px 16px;
            }
            .accordion-custom .accordion-button {
                padding: 16px 18px;
                font-size: 0.9rem;
            }
            .accordion-custom .accordion-body {
                padding: 0 18px 16px;
                font-size: 0.85rem;
            }
            .cta-section {
                padding: 28px 18px;
            }
            .cta-form .form-control,
            .cta-form .form-select {
                padding: 11px 14px;
                font-size: 0.85rem;
            }
            .fab-royal {
                width: 48px;
                height: 48px;
                left: 12px;
                bottom: 70px;
                font-size: 1.1rem;
            }
            .footer-custom {
                padding: 40px 0 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

        @media (min-width: 992px) {
            .mobile-auth-btns {
                display: none !important;
            }
            .desktop-auth-btns {
                display: flex !important;
            }
        }

/* roulang page: category2 */
:root {
            --primary-bg: #0A2E1C;
            --secondary-bg: #123E25;
            --forest-deep: #062315;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --accent-amber: #FFBF00;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-muted: #8FAF9D;
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-soft: rgba(255, 255, 255, 0.08);
            --card-bg: rgba(18, 62, 37, 0.88);
            --card-bg-hover: rgba(25, 74, 46, 0.95);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.25);
            --shadow-md: 0 12px 32px rgba(0, 0, 0, 0.35);
            --shadow-gold: 0 8px 30px rgba(255, 215, 0, 0.18);
            --shadow-red: 0 8px 24px rgba(211, 47, 47, 0.25);
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-body: 'Inter', 'Segoe UI', 'Be Vietnam Pro', system-ui, -apple-system, sans-serif;
            --font-display: 'Be Vietnam Pro', 'Segoe UI', system-ui, sans-serif;
        }

        * {
            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);
            background-color: var(--primary-bg);
            background-image: radial-gradient(ellipse at 20% 10%, #0F3D25 0%, transparent 50%),
                              radial-gradient(ellipse at 80% 90%, #062315 0%, var(--forest-deep) 55%);
            background-attachment: fixed;
            color: var(--text-white);
            line-height: 1.65;
            overflow-x: hidden;
            min-height: 100vh;
        }

        ::selection {
            background: var(--accent-gold);
            color: #0A2E1C;
        }

        a {
            color: var(--accent-gold);
            text-decoration: none;
            transition: var(--transition-smooth);
        }

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

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

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        /* ========== NAVBAR ========== */
        .navbar-custom {
            background: rgba(6, 35, 21, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-gold);
            padding: 0.9rem 0;
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.45);
        }

        .navbar-custom .navbar-brand {
            font-family: var(--font-display);
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--accent-gold);
            letter-spacing: -0.02em;
            display: flex;
            align-items: center;
            gap: 0.55rem;
            transition: var(--transition-smooth);
        }

        .navbar-custom .navbar-brand i {
            font-size: 1.5rem;
            color: var(--accent-gold);
            transition: transform 0.4s ease;
        }

        .navbar-custom .navbar-brand:hover {
            color: var(--accent-amber);
            transform: translateY(-1px);
        }

        .navbar-custom .navbar-brand:hover i {
            transform: rotate(15deg);
        }

        .navbar-custom .nav-link {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-mint);
            padding: 0.55rem 1.1rem;
            border-radius: var(--radius-sm);
            transition: var(--transition-smooth);
            position: relative;
        }

        .navbar-custom .nav-link:hover {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
        }

        .navbar-custom .nav-link.active {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.12);
            font-weight: 700;
        }

        .navbar-custom .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0.1rem;
            left: 1.1rem;
            right: 1.1rem;
            height: 3px;
            background: var(--accent-gold);
            border-radius: 2px;
        }

        .btn-login {
            background: transparent;
            border: 1.5px solid var(--accent-gold);
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 0.9rem;
            border-radius: 50px;
            padding: 0.55rem 1.5rem;
            transition: var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-login:hover {
            background: rgba(255, 215, 0, 0.15);
            color: var(--accent-amber);
            border-color: var(--accent-amber);
            transform: translateY(-2px);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            border: none;
            color: var(--primary-bg);
            font-weight: 800;
            font-size: 0.9rem;
            border-radius: 50px;
            padding: 0.55rem 1.6rem;
            transition: var(--transition-smooth);
            white-space: nowrap;
            box-shadow: 0 4px 18px rgba(255, 215, 0, 0.35);
        }

        .btn-signup:hover {
            background: linear-gradient(135deg, var(--accent-amber), var(--accent-gold));
            color: #062315;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255, 215, 0, 0.5);
        }

        .navbar-toggler {
            border: 1.5px solid rgba(255, 215, 0, 0.5);
            padding: 0.35rem 0.7rem;
            border-radius: var(--radius-sm);
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.3);
            outline: none;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 215, 0, 0.85%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        /* ========== HERO ========== */
        .hero-category {
            position: relative;
            padding: 5rem 0 4.5rem;
            background-image: linear-gradient(rgba(6, 35, 21, 0.82), rgba(6, 35, 21, 0.92)), url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            border-bottom: 2px solid var(--border-gold);
            min-height: 460px;
            display: flex;
            align-items: center;
        }

        .hero-category::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at 50% 40%, rgba(255, 215, 0, 0.07) 0%, transparent 55%);
            pointer-events: none;
        }

        .hero-category .badge-hero {
            display: inline-block;
            background: linear-gradient(135deg, var(--accent-red), #B71C1C);
            color: #FFF;
            font-weight: 700;
            font-size: 0.85rem;
            padding: 0.4rem 1.2rem;
            border-radius: 50px;
            margin-bottom: 1.2rem;
            letter-spacing: 0.4px;
            box-shadow: var(--shadow-red);
        }

        .hero-category h1 {
            font-family: var(--font-display);
            font-weight: 900;
            font-size: clamp(2rem, 5vw, 3.2rem);
            line-height: 1.15;
            color: #FFF;
            letter-spacing: -0.02em;
            margin-bottom: 1rem;
            max-width: 760px;
        }

        .hero-category h1 .gold-text {
            color: var(--accent-gold);
            text-shadow: 0 0 30px rgba(255, 215, 0, 0.3);
        }

        .hero-category .hero-subtitle {
            font-size: 1.1rem;
            color: var(--text-mint);
            max-width: 670px;
            line-height: 1.7;
            margin-bottom: 2.2rem;
        }

        .search-box-hero {
            max-width: 620px;
            margin: 0 auto 1.8rem;
            position: relative;
            z-index: 2;
        }

        .search-box-hero .form-control {
            background: rgba(255, 255, 255, 0.95);
            border: 2px solid var(--accent-gold);
            border-radius: 50px;
            padding: 0.9rem 3.5rem 0.9rem 1.5rem;
            font-size: 1rem;
            font-weight: 500;
            color: #1A1A1A;
            box-shadow: var(--shadow-gold);
            transition: var(--transition-smooth);
        }

        .search-box-hero .form-control:focus {
            outline: none;
            border-color: var(--accent-amber);
            box-shadow: 0 6px 30px rgba(255, 215, 0, 0.35);
        }

        .search-box-hero .search-btn {
            position: absolute;
            right: 6px;
            top: 50%;
            transform: translateY(-50%);
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            border: none;
            color: var(--primary-bg);
            width: 44px;
            height: 44px;
            border-radius: 50%;
            font-size: 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition-smooth);
        }

        .search-box-hero .search-btn:hover {
            background: #FFF;
            transform: translateY(-50%) scale(1.06);
        }

        .hero-quick-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.7rem;
            justify-content: center;
            position: relative;
            z-index: 2;
        }

        .hero-quick-tags .tag-link {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: rgba(255, 255, 255, 0.07);
            border: 1px solid var(--border-gold);
            color: var(--text-mint);
            font-weight: 600;
            font-size: 0.85rem;
            padding: 0.5rem 1.2rem;
            border-radius: 50px;
            transition: var(--transition-smooth);
            cursor: pointer;
        }

        .hero-quick-tags .tag-link:hover {
            background: rgba(255, 215, 0, 0.15);
            color: var(--accent-gold);
            border-color: var(--accent-gold);
            transform: translateY(-2px);
        }

        /* ========== SECTION COMMON ========== */
        .section-custom {
            padding: 4.5rem 0;
        }

        .section-label {
            display: inline-block;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            padding: 0.35rem 1.1rem;
            border-radius: 50px;
            margin-bottom: 0.9rem;
        }

        .section-title {
            font-family: var(--font-display);
            font-weight: 800;
            font-size: clamp(1.7rem, 3.5vw, 2.5rem);
            color: #FFF;
            letter-spacing: -0.015em;
            margin-bottom: 1rem;
            line-height: 1.25;
        }

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

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-mint);
            max-width: 740px;
            line-height: 1.7;
        }

        /* ========== METRICS BOARD ========== */
        .metrics-board {
            background: var(--card-bg);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 2.5rem 2rem;
            box-shadow: var(--shadow-md), var(--shadow-gold);
            backdrop-filter: blur(10px);
        }

        .metric-item {
            text-align: center;
            padding: 0.8rem 0.5rem;
            position: relative;
        }

        .metric-item + .metric-item::before {
            content: '';
            position: absolute;
            left: 0;
            top: 25%;
            height: 50%;
            width: 1px;
            background: var(--border-soft);
        }

        .metric-value {
            font-family: var(--font-display);
            font-weight: 900;
            font-size: clamp(1.9rem, 4vw, 2.8rem);
            color: var(--accent-gold);
            line-height: 1.1;
            margin-bottom: 0.3rem;
            text-shadow: 0 0 20px rgba(255, 215, 0, 0.25);
        }

        .metric-label {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-muted);
            letter-spacing: 0.2px;
        }

        /* ========== OFFER MATRIX ========== */
        .offer-card {
            background: var(--card-bg);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 2rem 1.8rem;
            height: 100%;
            transition: var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .offer-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--accent-gold), var(--accent-amber));
            opacity: 0;
            transition: opacity 0.35s ease;
        }

        .offer-card:hover {
            border-color: var(--border-gold);
            background: var(--card-bg-hover);
            transform: translateY(-6px);
            box-shadow: var(--shadow-gold), var(--shadow-md);
        }

        .offer-card:hover::before {
            opacity: 1;
        }

        .offer-icon {
            width: 58px;
            height: 58px;
            border-radius: 16px;
            background: rgba(255, 215, 0, 0.1);
            border: 1.5px solid var(--border-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent-gold);
            margin-bottom: 1.4rem;
            transition: var(--transition-smooth);
        }

        .offer-card:hover .offer-icon {
            background: rgba(255, 215, 0, 0.2);
            transform: scale(1.05);
        }

        .offer-title {
            font-family: var(--font-display);
            font-weight: 700;
            font-size: 1.15rem;
            color: #FFF;
            margin-bottom: 0.6rem;
        }

        .offer-desc {
            font-size: 0.95rem;
            color: var(--text-mint);
            line-height: 1.7;
            margin-bottom: 1rem;
        }

        .offer-meta {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--accent-gold);
            letter-spacing: 0.3px;
        }

        /* ========== COMPARISON TABLE ========== */
        .comparison-wrapper {
            background: var(--card-bg);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

        .comparison-table {
            width: 100%;
            margin-bottom: 0;
            border-collapse: separate;
            border-spacing: 0;
        }

        .comparison-table thead th {
            background: rgba(6, 35, 21, 0.95);
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 0.9rem;
            padding: 1.1rem 1rem;
            border-bottom: 2px solid var(--border-gold);
            text-align: left;
            white-space: nowrap;
        }

        .comparison-table tbody td {
            padding: 1.1rem 1rem;
            border-bottom: 1px solid var(--border-soft);
            color: var(--text-mint);
            font-size: 0.92rem;
            vertical-align: middle;
            background: rgba(18, 62, 37, 0.5);
        }

        .comparison-table tbody tr:hover td {
            background: rgba(25, 74, 46, 0.7);
        }

        .comparison-table tbody tr:last-child td {
            border-bottom: none;
        }

        .rank-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            font-weight: 800;
            font-size: 0.85rem;
            color: #FFF;
        }

        .rank-1 { background: linear-gradient(135deg, #FFD700, #FFA000); color: #1A1A1A; }
        .rank-2 { background: linear-gradient(135deg, #C0C0C0, #8A8A8A); color: #1A1A1A; }
        .rank-3 { background: linear-gradient(135deg, #CD7F32, #A0522D); }

        .btn-compare {
            display: inline-block;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 0.8rem;
            padding: 0.4rem 1.1rem;
            border-radius: 50px;
            transition: var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-compare:hover {
            background: var(--accent-gold);
            color: var(--primary-bg);
            border-color: var(--accent-gold);
        }

        /* ========== PROCESS STEPS ========== */
        .step-item {
            display: flex;
            gap: 1.3rem;
            align-items: flex-start;
            padding: 1.5rem 0;
            border-bottom: 1px solid var(--border-soft);
        }

        .step-item:first-child {
            padding-top: 0;
        }

        .step-item:last-child {
            padding-bottom: 0;
            border-bottom: none;
        }

        .step-number {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: rgba(255, 215, 0, 0.1);
            border: 1.5px solid var(--border-gold);
            color: var(--accent-gold);
            font-weight: 800;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition-smooth);
        }

        .step-content h3 {
            font-family: var(--font-display);
            font-weight: 700;
            font-size: 1.1rem;
            color: #FFF;
            margin-bottom: 0.4rem;
        }

        .step-content p {
            font-size: 0.95rem;
            color: var(--text-mint);
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* ========== FAQ ========== */
        .faq-accordion .accordion-item {
            background: var(--card-bg);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md) !important;
            margin-bottom: 1rem;
            overflow: hidden;
            transition: var(--transition-smooth);
        }

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

        .faq-accordion .accordion-button {
            background: transparent;
            color: #FFF;
            font-weight: 700;
            font-size: 1rem;
            padding: 1.2rem 1.4rem;
            border: none;
            border-radius: var(--radius-md) !important;
            transition: var(--transition-smooth);
            letter-spacing: -0.01em;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: rgba(255, 215, 0, 0.08);
            color: var(--accent-gold);
            box-shadow: none;
        }

        .faq-accordion .accordion-button:focus {
            outline: none;
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.25);
        }

        .faq-accordion .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23FFD700'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
        }

        .faq-accordion .accordion-body {
            color: var(--text-mint);
            font-size: 0.95rem;
            line-height: 1.75;
            padding: 1.2rem 1.4rem;
            border-top: 1px solid var(--border-soft);
        }

        /* ========== CTA SECTION ========== */
        .cta-section-custom {
            padding: 5rem 0;
            background-image: linear-gradient(rgba(6, 35, 21, 0.85), rgba(6, 35, 21, 0.95)), url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            border-top: 2px solid var(--border-gold);
            border-bottom: 2px solid var(--border-gold);
            position: relative;
        }

        .cta-panel {
            background: rgba(18, 62, 37, 0.9);
            border: 1.5px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: 3rem 2.5rem;
            box-shadow: var(--shadow-md), var(--shadow-gold);
            backdrop-filter: blur(12px);
        }

        .cta-panel h2 {
            font-family: var(--font-display);
            font-weight: 900;
            font-size: clamp(1.7rem, 3.5vw, 2.4rem);
            color: #FFF;
            margin-bottom: 1rem;
            letter-spacing: -0.02em;
        }

        .cta-panel h2 .gold-text {
            color: var(--accent-gold);
        }

        .cta-panel .cta-desc {
            color: var(--text-mint);
            font-size: 1.05rem;
            line-height: 1.7;
            margin-bottom: 2rem;
            max-width: 600px;
        }

        .form-cta .form-control {
            background: rgba(255, 255, 255, 0.08);
            border: 1.5px solid var(--border-soft);
            border-radius: var(--radius-sm);
            color: #FFF;
            padding: 0.85rem 1.2rem;
            font-size: 0.95rem;
            transition: var(--transition-smooth);
        }

        .form-cta .form-control::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }

        .form-cta .form-control:focus {
            background: rgba(255, 255, 255, 0.12);
            border-color: var(--accent-gold);
            outline: none;
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.25);
        }

        .btn-cta-submit {
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            border: none;
            color: var(--primary-bg);
            font-weight: 800;
            font-size: 1rem;
            border-radius: 50px;
            padding: 0.85rem 2.4rem;
            transition: var(--transition-smooth);
            box-shadow: 0 6px 24px rgba(255, 215, 0, 0.4);
            white-space: nowrap;
        }

        .btn-cta-submit:hover {
            background: #FFF;
            transform: translateY(-2px);
            box-shadow: 0 10px 36px rgba(255, 215, 0, 0.55);
        }

        /* ========== FOOTER ========== */
        .footer-custom {
            background: rgba(6, 35, 21, 0.95);
            border-top: 2px solid var(--border-gold);
            padding: 3.5rem 0 1.8rem;
            margin-top: 0;
        }

        .footer-brand {
            font-family: var(--font-display);
            font-weight: 800;
            font-size: 1.3rem;
            color: var(--accent-gold);
            margin-bottom: 1rem;
            letter-spacing: -0.01em;
        }

        .footer-text {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 0;
        }

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

        .footer-links li {
            margin-bottom: 0.6rem;
        }

        .footer-links a {
            color: var(--text-mint);
            font-size: 0.92rem;
            font-weight: 500;
            transition: var(--transition-smooth);
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }

        .footer-links a:hover {
            color: var(--accent-gold);
            transform: translateX(4px);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2.5rem;
            border-top: 1px solid var(--border-soft);
        }

        .footer-bottom p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-bottom: 0.5rem;
        }

        .badge-18 {
            display: inline-block;
            background: var(--accent-red);
            color: #FFF;
            font-weight: 800;
            font-size: 0.8rem;
            padding: 0.25rem 0.6rem;
            border-radius: 4px;
            margin-left: 0.5rem;
            letter-spacing: 0.3px;
        }

        /* ========== FAB ========== */
        .fab-floating {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 1050;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #1A1A1A, #2C2C2C);
            border: 2.5px solid var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3), var(--shadow-md);
            transition: var(--transition-smooth);
            animation: fabPulse 3s ease-in-out infinite;
        }

        .fab-floating i {
            font-size: 1.4rem;
            color: var(--accent-gold);
            transition: transform 0.45s ease;
        }

        .fab-floating .fab-notification {
            position: absolute;
            top: -3px;
            right: -3px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--accent-red);
            border: 2px solid #1A1A1A;
            animation: fabBlink 1.8s ease-in-out infinite;
        }

        .fab-floating:hover {
            opacity: 1;
            transform: scale(1.12);
            box-shadow: 0 8px 32px rgba(255, 215, 0, 0.5);
        }

        .fab-floating:hover i {
            transform: rotate(360deg);
        }

        @keyframes fabPulse {
            0%, 100% { opacity: 0.7; transform: translateY(0); }
            50% { opacity: 0.9; transform: translateY(-6px); }
        }

        @keyframes fabBlink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 992px) {
            .navbar-custom .navbar-collapse {
                padding-top: 1rem;
            }
            .navbar-custom .nav-link {
                padding: 0.7rem 1rem;
            }
            .navbar-custom .d-flex.align-items-center {
                flex-wrap: wrap;
                gap: 0.5rem;
                padding-top: 0.3rem;
            }
            .metric-item + .metric-item::before {
                display: none;
            }
            .metric-item {
                padding: 0.6rem 0.3rem;
            }
            .comparison-table thead th,
            .comparison-table tbody td {
                padding: 0.8rem 0.6rem;
                font-size: 0.85rem;
                white-space: normal;
            }
        }

        @media (max-width: 768px) {
            .hero-category {
                padding: 3.5rem 0 3rem;
                min-height: 380px;
            }
            .hero-category h1 {
                font-size: clamp(1.7rem, 6vw, 2.4rem);
            }
            .hero-category .hero-subtitle {
                font-size: 0.98rem;
            }
            .section-custom {
                padding: 3rem 0;
            }
            .cta-panel {
                padding: 2rem 1.5rem;
            }
            .cta-section-custom {
                padding: 3.5rem 0;
            }
            .search-box-hero .form-control {
                font-size: 0.9rem;
                padding: 0.75rem 3.2rem 0.75rem 1.2rem;
            }
            .search-box-hero .search-btn {
                width: 38px;
                height: 38px;
                font-size: 0.85rem;
            }
            .step-item {
                gap: 1rem;
                padding: 1.2rem 0;
            }
            .step-number {
                width: 42px;
                height: 42px;
                font-size: 0.95rem;
            }
            .fab-floating {
                left: 0.75rem;
                bottom: 5rem;
                width: 48px;
                height: 48px;
            }
            .fab-floating i {
                font-size: 1.2rem;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            .hero-category {
                padding: 2.8rem 0 2.2rem;
                min-height: 340px;
            }
            .hero-category h1 {
                font-size: 1.55rem;
            }
            .hero-quick-tags {
                gap: 0.4rem;
            }
            .hero-quick-tags .tag-link {
                font-size: 0.75rem;
                padding: 0.4rem 0.9rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .metric-value {
                font-size: 1.7rem;
            }
            .metric-label {
                font-size: 0.78rem;
            }
            .offer-card {
                padding: 1.5rem 1.2rem;
            }
            .cta-panel {
                padding: 1.5rem 1rem;
            }
            .btn-cta-submit {
                width: 100%;
                padding: 0.75rem 1.5rem;
                font-size: 0.95rem;
            }
            .form-cta .form-control {
                padding: 0.7rem 1rem;
                font-size: 0.88rem;
            }
            .footer-custom {
                padding: 2.5rem 0 1.2rem;
            }
            .footer-brand {
                font-size: 1.1rem;
            }
            .fab-floating {
                left: 0.5rem;
                bottom: 4.5rem;
                width: 44px;
                height: 44px;
            }
        }