/* roulang page: index */
:root {
    --bg-primary: #0B3C25;
    --bg-secondary: #062315;
    --bg-card: #0e452b;
    --bg-card-hover: #115334;
    --accent-gold: #FFCC00;
    --accent-lime: #32CD32;
    --text-primary: #FFFDF0;
    --text-secondary: #C5E2D2;
    --text-muted: #a0bdb0;
    --border-soft: rgba(255, 204, 0, 0.25);
    --border-lime: rgba(50, 205, 50, 0.35);
    --radius-lg: 28px;
    --radius-md: 18px;
    --radius-sm: 12px;
    --shadow-soft: 0 12px 30px rgba(0,0,0,0.25);
    --shadow-gold: 0 8px 24px rgba(255, 204, 0, 0.2);
    --font-base: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
    --transition: all 0.25s ease;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-base);
    background: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}
a { color: var(--accent-gold); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent-lime); }
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3, h4 { font-weight: 700; line-height: 1.3; color: var(--text-primary); }
h1 { font-size: 2.6rem; letter-spacing: -0.5px; }
h2 { font-size: 1.9rem; }
h3 { font-size: 1.4rem; }
p { color: var(--text-secondary); }

.container-custom { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.section-pad { padding: 72px 0; }
.section-pad-sm { padding: 48px 0; }
.text-gold { color: var(--accent-gold); }
.text-lime { color: var(--accent-lime); }
.text-muted-2 { color: var(--text-muted); }

/* Header & Nav */
.site-header {
    background: rgba(6, 35, 21, 0.92);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-soft);
    position: sticky;
    top: 0;
    z-index: 1050;
    padding: 12px 0;
}
.navbar-custom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}
.brand-logo {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--accent-gold);
    letter-spacing: -0.3px;
    line-height: 1.2;
}
.brand-logo small {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
    letter-spacing: 0.2px;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 6px;
    list-style: none;
    margin: 0;
    padding: 0;
}
.nav-links a {
    display: inline-block;
    padding: 10px 16px;
    border-radius: 40px;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
}
.nav-links a:hover,
.nav-links a.active {
    background: rgba(255, 204, 0, 0.15);
    color: var(--accent-gold);
}
.nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}
.btn-login {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-weight: 600;
    padding: 10px 14px;
    border-radius: 40px;
}
.btn-signup {
    background: linear-gradient(135deg, var(--accent-gold), #e6b800);
    color: #062315;
    border: none;
    font-weight: 800;
    padding: 10px 22px;
    border-radius: 40px;
    box-shadow: var(--shadow-gold);
    transition: var(--transition);
}
.btn-signup:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(255, 204, 0, 0.35); color: #062315; }
.navbar-toggler {
    background: rgba(255, 204, 0, 0.1);
    border: 1px solid var(--border-soft);
    color: var(--accent-gold);
    border-radius: 12px;
    padding: 8px 12px;
    font-size: 1.2rem;
}
.navbar-collapse { flex-grow: 0; }

/* Hero */
.hero-section {
    background: linear-gradient(135deg, #0B3C25 0%, #062315 55%, #0a2e1c 100%);
    position: relative;
    overflow: hidden;
    padding: 80px 0 90px;
    border-bottom: 1px solid var(--border-soft);
}
.hero-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    opacity: 0.22;
    pointer-events: none;
}
.hero-content { position: relative; z-index: 2; max-width: 820px; }
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 204, 0, 0.15);
    border: 1px solid var(--border-soft);
    color: var(--accent-gold);
    padding: 8px 18px;
    border-radius: 40px;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 22px;
}
.hero-section h1 {
    font-size: 3.2rem;
    margin-bottom: 20px;
    color: #fff;
}
.hero-desc {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin-bottom: 28px;
}
.hero-search {
    display: flex;
    max-width: 560px;
    background: rgba(255,255,255,0.08);
    border: 1px solid var(--border-soft);
    border-radius: 60px;
    padding: 6px;
    margin-bottom: 24px;
}
.hero-search input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    padding: 12px 20px;
    font-size: 1rem;
}
.hero-search input::placeholder { color: var(--text-muted); }
.hero-search button {
    background: var(--accent-gold);
    color: #062315;
    border: none;
    font-weight: 700;
    padding: 10px 26px;
    border-radius: 50px;
    white-space: nowrap;
    transition: var(--transition);
}
.hero-search button:hover { background: var(--accent-lime); }
.hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 28px;
    margin-top: 10px;
}
.hero-stat-item strong {
    display: block;
    font-size: 1.6rem;
    color: var(--accent-gold);
}
.hero-stat-item span {
    font-size: 0.9rem;
    color: var(--text-muted);
}
.hero-hot-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 18px;
}
.hero-hot-tags a {
    background: rgba(50, 205, 50, 0.12);
    border: 1px solid var(--border-lime);
    color: var(--accent-lime);
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
}
.hero-hot-tags a:hover { background: rgba(50, 205, 50, 0.25); color: #fff; }

/* Section titles */
.section-title-wrap {
    margin-bottom: 40px;
}
.section-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--accent-gold);
    margin-bottom: 10px;
}
.section-desc {
    max-width: 680px;
    color: var(--text-secondary);
    font-size: 1.05rem;
}

/* Entry Matrix */
.matrix-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.matrix-item {
    background: var(--bg-card);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-md);
    padding: 26px 22px;
    transition: var(--transition);
    display: block;
    color: var(--text-primary);
}
.matrix-item:hover {
    transform: translateY(-6px);
    background: var(--bg-card-hover);
    border-color: var(--accent-gold);
    box-shadow: var(--shadow-soft);
    color: var(--text-primary);
}
.matrix-icon {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    background: rgba(255, 204, 0, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-gold);
    font-size: 1.4rem;
    margin-bottom: 16px;
}
.matrix-item h3 { font-size: 1.15rem; margin-bottom: 8px; }
.matrix-item p { font-size: 0.9rem; margin-bottom: 0; color: var(--text-secondary); }

/* Milestones */
.milestone-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.milestone-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: 30px 26px;
    border-left: 4px solid var(--accent-gold);
    transition: var(--transition);
}
.milestone-card:hover { background: var(--bg-card-hover); }
.milestone-num {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--accent-gold);
    line-height: 1;
    margin-bottom: 10px;
}
.milestone-card h3 { font-size: 1.2rem; margin-bottom: 8px; }
.milestone-card p { margin-bottom: 0; color: var(--text-secondary); }

/* News List */
.news-layout {
    display: grid;
    grid-template-columns: 1.7fr 1fr;
    gap: 32px;
}
.news-list { list-style: none; padding: 0; margin: 0; }
.news-list-item {
    display: flex;
    gap: 18px;
    padding: 18px 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    align-items: flex-start;
}
.news-list-item:last-child { border-bottom: none; }
.news-date {
    background: rgba(255, 204, 0, 0.1);
    color: var(--accent-gold);
    font-weight: 700;
    font-size: 0.8rem;
    padding: 6px 12px;
    border-radius: 20px;
    white-space: nowrap;
    margin-top: 2px;
}
.news-list-item h3 { font-size: 1.05rem; margin-bottom: 6px; }
.news-list-item h3 a { color: var(--text-primary); }
.news-list-item h3 a:hover { color: var(--accent-gold); }
.news-list-item p { font-size: 0.9rem; margin-bottom: 0; color: var(--text-muted); }
.news-sidebar {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: 24px;
    border: 1px solid var(--border-soft);
}
.news-sidebar h3 {
    font-size: 1.1rem;
    margin-bottom: 16px;
    color: var(--accent-gold);
}
.news-sidebar-list { list-style: none; padding: 0; margin: 0; }
.news-sidebar-list li {
    padding: 12px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    font-size: 0.92rem;
}
.news-sidebar-list li:last-child { border-bottom: none; }
.news-sidebar-list a { color: var(--text-secondary); }
.news-sidebar-list a:hover { color: var(--accent-lime); }

/* Security / Platform */
.security-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.security-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: 28px 24px;
    border: 1px solid rgba(50, 205, 50, 0.25);
    transition: var(--transition);
}
.security-card:hover { border-color: var(--accent-lime); transform: translateY(-4px); }
.security-card i {
    font-size: 2rem;
    color: var(--accent-lime);
    margin-bottom: 14px;
}
.security-card h3 { font-size: 1.15rem; margin-bottom: 8px; }
.security-card p { font-size: 0.92rem; margin-bottom: 0; }

/* App Download */
.app-section {
    background: linear-gradient(135deg, #0e452b 0%, #0B3C25 100%);
    border-radius: var(--radius-lg);
    padding: 48px 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    border: 1px solid var(--border-soft);
}
.app-content { max-width: 520px; }
.app-content h2 { margin-bottom: 14px; }
.app-content p { margin-bottom: 22px; }
.app-buttons { display: flex; gap: 14px; flex-wrap: wrap; }
.btn-app {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #062315;
    border: 1px solid var(--border-soft);
    color: var(--text-primary);
    padding: 12px 22px;
    border-radius: 16px;
    font-weight: 600;
    transition: var(--transition);
}
.btn-app:hover { background: #0a2e1c; color: var(--accent-gold); transform: translateY(-3px); }
.app-visual {
    background-image: url('/assets/images/coverpic/cover-1.jpg');
    background-size: cover;
    background-position: center;
    border-radius: var(--radius-md);
    min-height: 200px;
    width: 320px;
    flex-shrink: 0;
    border: 2px solid var(--border-soft);
}

/* Footer */
.site-footer {
    background: #041a0f;
    border-top: 1px solid var(--border-soft);
    padding: 48px 0 32px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 32px;
    margin-bottom: 32px;
}
.footer-brand {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--accent-gold);
    margin-bottom: 12px;
}
.footer-desc { color: var(--text-secondary); font-size: 0.92rem; max-width: 360px; }
.footer-col h4 {
    font-size: 1rem;
    color: var(--accent-gold);
    margin-bottom: 14px;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul a { color: var(--text-secondary); font-size: 0.9rem; }
.footer-col ul a:hover { color: var(--accent-lime); }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.06);
    padding-top: 20px;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}
.footer-payment {
    display: flex;
    gap: 12px;
    margin-top: 14px;
    flex-wrap: wrap;
}
.payment-badge {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* FAB */
.fab-float {
    position: fixed;
    left: 16px;
    bottom: 96px;
    z-index: 1060;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #062315;
    border: 2px solid var(--accent-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-gold);
    font-size: 1.5rem;
    box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
    animation: floatBreath 3s ease-in-out infinite;
    transition: var(--transition);
    opacity: 0.7;
}
.fab-float:hover {
    opacity: 1;
    transform: scale(1.1) rotate(360deg);
    box-shadow: 0 8px 28px rgba(255, 215, 0, 0.5);
}
.fab-float:active { transform: scale(0.95) translateY(2px); }
.fab-dot {
    position: absolute;
    top: -2px;
    right: -2px;
    width: 14px;
    height: 14px;
    background: #D32F2F;
    border-radius: 50%;
    border: 2px solid #062315;
    animation: blinkDot 1.6s ease-in-out infinite;
}
@keyframes floatBreath {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}
@keyframes blinkDot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* Responsive */
@media (max-width: 1024px) {
    .matrix-grid { grid-template-columns: repeat(2, 1fr); }
    .milestone-grid { grid-template-columns: repeat(2, 1fr); }
    .security-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .hero-section h1 { font-size: 2.5rem; }
}
@media (max-width: 768px) {
    .navbar-custom { flex-wrap: nowrap; }
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #062315;
        flex-direction: column;
        padding: 16px;
        gap: 4px;
        border-bottom: 1px solid var(--border-soft);
        display: none;
    }
    .nav-links.show { display: flex; }
    .nav-actions { margin-left: auto; }
    .hero-section { padding: 50px 0 60px; }
    .hero-section h1 { font-size: 2rem; }
    .hero-desc { font-size: 1rem; }
    .matrix-grid { grid-template-columns: 1fr; }
    .milestone-grid { grid-template-columns: 1fr; }
    .security-grid { grid-template-columns: 1fr; }
    .news-layout { grid-template-columns: 1fr; }
    .app-section { flex-direction: column; text-align: left; }
    .app-visual { width: 100%; min-height: 160px; }
    .footer-grid { grid-template-columns: 1fr; }
    .section-pad { padding: 48px 0; }
}
@media (max-width: 520px) {
    .container-custom { padding: 0 16px; }
    .hero-search { flex-direction: column; gap: 10px; padding: 12px; border-radius: 24px; }
    .hero-search button { width: 100%; }
    .hero-stats { gap: 18px; }
    .hero-section h1 { font-size: 1.7rem; }
    h2 { font-size: 1.5rem; }
    .btn-signup { padding: 8px 16px; font-size: 0.85rem; }
    .btn-login { padding: 8px 10px; font-size: 0.85rem; }
    .fab-float { width: 48px; height: 48px; font-size: 1.2rem; left: 10px; bottom: 80px; }
}

/* roulang page: article */
:root {
            --primary-bg: #0B1A30;
            --secondary-bg: #0F0C20;
            --accent-cyan: #00F0FF;
            --accent-lime: #CCFF00;
            --text-white: #FFFFFF;
            --text-silver: #A6ACAF;
            --border-dark: rgba(0, 240, 255, 0.15);
            --shadow-neon: 0 0 15px rgba(0, 240, 255, 0.3);
            --shadow-lime: 0 0 15px rgba(204, 255, 0, 0.2);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
            background: linear-gradient(135deg, var(--secondary-bg) 0%, var(--primary-bg) 100%);
            color: var(--text-white);
            line-height: 1.6;
            min-height: 100vh;
            overflow-x: hidden;
        }

        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(11, 26, 48, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-dark);
            padding: 12px 0;
            transition: var(--transition);
        }

        .navbar-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
            padding: 0;
        }

        .brand-logo {
            text-decoration: none;
            color: var(--text-white);
            font-size: 1.15rem;
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: -0.01em;
            transition: var(--transition);
        }

        .brand-logo:hover {
            color: var(--accent-cyan);
            text-shadow: var(--shadow-neon);
        }

        .brand-logo small {
            display: block;
            font-size: 0.72rem;
            font-weight: 400;
            color: var(--text-silver);
            letter-spacing: 0.03em;
        }

        .navbar-toggler {
            background: transparent;
            border: 1px solid var(--border-dark);
            color: var(--accent-cyan);
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }

        .navbar-toggler:hover {
            border-color: var(--accent-cyan);
            box-shadow: var(--shadow-neon);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            display: inline-block;
            color: var(--text-silver);
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: 50px;
            transition: var(--transition);
            position: relative;
        }

        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--accent-cyan);
            background: rgba(0, 240, 255, 0.08);
            text-shadow: 0 0 10px rgba(0, 240, 255, 0.4);
        }

        .nav-links li a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--accent-cyan);
            border-radius: 2px;
            box-shadow: 0 0 8px var(--accent-cyan);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .btn-login,
        .btn-signup {
            padding: 9px 20px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            transition: var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-login {
            background: transparent;
            color: var(--text-white);
            border: 1px solid rgba(255, 255, 255, 0.25);
        }

        .btn-login:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            box-shadow: var(--shadow-neon);
            transform: translateY(-1px);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-cyan) 0%, #0099ff 100%);
            color: #000;
            border: none;
            font-weight: 700;
            box-shadow: var(--shadow-neon);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 25px rgba(0, 240, 255, 0.5);
        }

        /* Article Layout */
        .article-wrapper {
            padding: var(--spacing-xl) 0;
            min-height: 70vh;
        }

        .article-container {
            max-width: 860px;
            margin: 0 auto;
            background: rgba(15, 12, 32, 0.85);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }

        .article-header {
            border-bottom: 2px solid var(--border-dark);
            padding-bottom: var(--spacing-md);
            margin-bottom: var(--spacing-lg);
        }

        .article-category-badge {
            display: inline-block;
            background: rgba(0, 240, 255, 0.12);
            color: var(--accent-cyan);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            margin-bottom: var(--spacing-sm);
            border: 1px solid rgba(0, 240, 255, 0.3);
        }

        .article-title {
            font-size: 2.2rem;
            font-weight: 800;
            line-height: 1.25;
            color: var(--text-white);
            margin-bottom: var(--spacing-sm);
            letter-spacing: -0.01em;
        }

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

        .article-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-meta i {
            color: var(--accent-cyan);
        }

        .article-content {
            color: var(--text-silver);
            font-size: 1.05rem;
            line-height: 1.75;
        }

        .article-content p {
            margin-bottom: var(--spacing-md);
        }

        .article-content h2 {
            color: var(--text-white);
            font-size: 1.6rem;
            font-weight: 700;
            margin: var(--spacing-lg) 0 var(--spacing-sm);
            padding-left: 14px;
            border-left: 3px solid var(--accent-cyan);
        }

        .article-content h3 {
            color: var(--accent-cyan);
            font-size: 1.3rem;
            font-weight: 600;
            margin: var(--spacing-md) 0 var(--spacing-sm);
        }

        .article-content ul,
        .article-content ol {
            margin-bottom: var(--spacing-md);
            padding-left: 24px;
        }

        .article-content li {
            margin-bottom: 8px;
        }

        .article-content strong {
            color: var(--accent-lime);
            font-weight: 600;
        }

        .article-content a {
            color: var(--accent-cyan);
            text-decoration: none;
            border-bottom: 1px dashed rgba(0, 240, 255, 0.4);
            transition: var(--transition);
        }

        .article-content a:hover {
            border-bottom-color: var(--accent-cyan);
            text-shadow: 0 0 8px rgba(0, 240, 255, 0.4);
        }

        .article-content img {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius-md);
            margin: var(--spacing-md) 0;
            box-shadow: var(--shadow-neon);
        }

        .article-content blockquote {
            background: rgba(0, 240, 255, 0.06);
            border-left: 4px solid var(--accent-cyan);
            padding: var(--spacing-md);
            margin: var(--spacing-md) 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-white);
            font-style: italic;
        }

        .article-not-found {
            text-align: center;
            padding: var(--spacing-xl) var(--spacing-md);
        }

        .article-not-found i {
            font-size: 3rem;
            color: var(--text-silver);
            margin-bottom: var(--spacing-md);
            display: block;
        }

        .article-not-found h2 {
            color: var(--text-white);
            font-size: 1.8rem;
            margin-bottom: var(--spacing-sm);
        }

        .article-not-found p {
            color: var(--text-silver);
            margin-bottom: var(--spacing-lg);
        }

        .btn-back-home {
            display: inline-block;
            background: linear-gradient(135deg, var(--accent-cyan) 0%, #0099ff 100%);
            color: #000;
            font-weight: 700;
            padding: 12px 28px;
            border-radius: 50px;
            text-decoration: none;
            transition: var(--transition);
            box-shadow: var(--shadow-neon);
        }

        .btn-back-home:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 25px rgba(0, 240, 255, 0.5);
            color: #000;
        }

        /* FAB */
        .fab-support {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 1040;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(0, 0, 0, 0.7);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 2px solid transparent;
            background-clip: padding-box;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            opacity: 0.65;
            box-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
            position: fixed;
        }

        .fab-support::before {
            content: '';
            position: absolute;
            inset: -2px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-cyan), #0099ff);
            z-index: -1;
            opacity: 0.7;
        }

        .fab-support i {
            font-size: 1.4rem;
            color: var(--accent-cyan);
            transition: var(--transition);
        }

        .fab-support:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 0 25px rgba(0, 240, 255, 0.7);
        }

        .fab-support:hover i {
            animation: flicker 0.6s ease-in-out;
        }

        .fab-support .notification-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 10px;
            height: 10px;
            background: #FF007F;
            border-radius: 50%;
            border: 2px solid #000;
            animation: blink-dot 1.5s infinite;
        }

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

        @keyframes blink-dot {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.2; }
        }

        /* Footer */
        .site-footer {
            background: rgba(11, 26, 48, 0.95);
            border-top: 1px solid var(--border-dark);
            padding: var(--spacing-xl) 0 var(--spacing-md);
            margin-top: var(--spacing-xl);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }

        .footer-brand {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: var(--spacing-sm);
            line-height: 1.4;
        }

        .footer-desc {
            color: var(--text-silver);
            font-size: 0.85rem;
            line-height: 1.6;
            margin-bottom: var(--spacing-md);
        }

        .footer-payment {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .payment-badge {
            background: rgba(0, 240, 255, 0.1);
            border: 1px solid rgba(0, 240, 255, 0.25);
            color: var(--text-silver);
            padding: 5px 12px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 500;
            transition: var(--transition);
        }

        .payment-badge:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
        }

        .footer-col h4 {
            color: var(--text-white);
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: var(--spacing-sm);
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
        }

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

        .footer-col ul li a {
            color: var(--text-silver);
            text-decoration: none;
            font-size: 0.85rem;
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--accent-cyan);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: var(--spacing-md);
            text-align: center;
            color: var(--text-silver);
            font-size: 0.78rem;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .article-container {
                padding: var(--spacing-md);
            }
            
            .article-title {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 768px) {
            .container-custom {
                padding: 0 var(--spacing-sm);
            }

            .navbar-custom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

            .nav-links {
                flex-direction: column;
                width: 100%;
                align-items: flex-start;
                gap: 4px;
            }

            .nav-links li {
                width: 100%;
            }

            .nav-links li a {
                display: block;
                width: 100%;
            }

            .nav-actions {
                width: 100%;
                justify-content: flex-start;
                gap: 8px;
            }

            .btn-login,
            .btn-signup {
                flex: 1;
                text-align: center;
                font-size: 0.8rem;
                padding: 8px 16px;
            }

            .article-wrapper {
                padding: var(--spacing-lg) 0;
            }

            .article-container {
                padding: var(--spacing-md);
                border-radius: var(--radius-md);
            }

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

            .article-content {
                font-size: 0.95rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }

            .fab-support {
                left: 12px;
                bottom: 80px;
                width: 48px;
                height: 48px;
            }
        }

        @media (max-width: 520px) {
            .article-title {
                font-size: 1.3rem;
            }

            .article-content h2 {
                font-size: 1.3rem;
            }

            .article-content h3 {
                font-size: 1.1rem;
            }

            .article-meta {
                font-size: 0.75rem;
                gap: 8px;
            }

            .article-container {
                padding: var(--spacing-sm);
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0F0C20;
            --bg-secondary: #0B1A30;
            --bg-card: #141126;
            --accent-lime: #CCFF00;
            --accent-cyan: #00F0FF;
            --text-white: #FFFFFF;
            --text-silver: #A6ACAF;
            --border-neon: rgba(0, 240, 255, 0.3);
            --shadow-neon: 0 0 15px rgba(0, 240, 255, 0.5);
            --shadow-lime: 0 0 20px rgba(204, 255, 0, 0.3);
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --font-main: 'Segoe UI', 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: var(--font-main);
            background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-primary) 100%);
            color: var(--text-white);
            line-height: 1.6;
            min-height: 100vh;
            overflow-x: hidden;
        }
        
        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: var(--transition);
        }
        
        a:hover {
            color: var(--accent-lime);
            text-decoration: none;
        }
        
        img {
            max-width: 100%;
            height: auto;
        }
        
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }
        
        /* Header & Navigation */
        .site-header {
            background: rgba(15, 12, 32, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0, 240, 255, 0.15);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        
        .navbar-custom {
            padding: var(--spacing-sm) 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: nowrap;
        }
        
        .brand-logo {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            color: var(--text-white);
            font-weight: 800;
            font-size: 1.1rem;
            line-height: 1.2;
            text-decoration: none;
            max-width: 280px;
            transition: var(--transition);
        }
        
        .brand-logo:hover {
            color: var(--accent-lime);
        }
        
        .brand-logo small {
            font-size: 0.7rem;
            color: var(--text-silver);
            font-weight: 400;
            margin-top: 2px;
        }
        
        .nav-links {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            list-style: none;
            margin: 0;
            padding: 0;
        }
        
        .nav-links li a {
            display: block;
            padding: 10px 16px;
            color: var(--text-silver);
            font-weight: 500;
            font-size: 0.9rem;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
            text-decoration: none;
        }
        
        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--accent-cyan);
            background: rgba(0, 240, 255, 0.08);
        }
        
        .nav-links li a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--accent-cyan);
            border-radius: 2px;
        }
        
        .nav-actions {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            flex-shrink: 0;
        }
        
        .btn-login {
            background: transparent;
            border: 1px solid rgba(0, 240, 255, 0.4);
            color: var(--accent-cyan);
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
        }
        
        .btn-login:hover {
            border-color: var(--accent-cyan);
            background: rgba(0, 240, 255, 0.1);
            color: var(--accent-cyan);
        }
        
        .btn-signup {
            background: linear-gradient(135deg, var(--accent-lime), #99cc00);
            border: none;
            color: #0F0C20;
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: var(--shadow-lime);
        }
        
        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 30px rgba(204, 255, 0, 0.5);
        }
        
        .navbar-toggler {
            background: rgba(0, 240, 255, 0.1);
            border: 1px solid rgba(0, 240, 255, 0.3);
            color: var(--accent-cyan);
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            cursor: pointer;
        }
        
        .navbar-toggler i {
            font-size: 1.2rem;
        }
        
        /* Hero Section */
        .hero-section {
            background: linear-gradient(180deg, rgba(11, 26, 48, 0.9) 0%, rgba(15, 12, 32, 0.95) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: var(--spacing-xl) 0;
            position: relative;
            border-bottom: 1px solid rgba(0, 240, 255, 0.2);
        }
        
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--accent-cyan), var(--accent-lime), transparent);
        }
        
        .hero-content {
            display: flex;
            align-items: center;
            gap: var(--spacing-lg);
        }
        
        .hero-text {
            flex: 1;
            text-align: left;
        }
        
        .hero-badge {
            display: inline-block;
            background: rgba(204, 255, 0, 0.15);
            border: 1px solid rgba(204, 255, 0, 0.4);
            color: var(--accent-lime);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.5px;
        }
        
        .hero-text h1 {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: var(--spacing-md);
            line-height: 1.3;
            letter-spacing: -0.5px;
        }
        
        .hero-text h1 span {
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        .hero-desc {
            font-size: 1.1rem;
            color: var(--text-silver);
            margin-bottom: var(--spacing-lg);
            line-height: 1.6;
            max-width: 600px;
        }
        
        .hero-actions {
            display: flex;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
        }
        
        .btn-primary-custom {
            background: linear-gradient(135deg, var(--accent-lime), #aacc00);
            border: none;
            color: #0F0C20;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: var(--shadow-lime);
            text-decoration: none;
            display: inline-block;
            text-align: center;
        }
        
        .btn-primary-custom:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 35px rgba(204, 255, 0, 0.6);
            color: #0F0C20;
        }
        
        .btn-secondary-custom {
            background: transparent;
            border: 2px solid var(--accent-cyan);
            color: var(--accent-cyan);
            padding: 12px 28px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            display: inline-block;
            text-align: center;
        }
        
        .btn-secondary-custom:hover {
            background: rgba(0, 240, 255, 0.1);
            color: var(--accent-cyan);
            transform: translateY(-2px);
        }
        
        .hero-visual {
            flex: 0 0 320px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }
        
        .hero-visual img {
            border-radius: var(--radius-lg);
            box-shadow: 0 0 40px rgba(0, 240, 255, 0.3);
            border: 2px solid rgba(0, 240, 255, 0.4);
            width: 100%;
            height: auto;
            max-height: 420px;
            object-fit: cover;
        }
        
        /* Metrics Dashboard */
        .metrics-dashboard {
            padding: var(--spacing-xl) 0;
            background: rgba(20, 17, 38, 0.5);
        }
        
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: var(--spacing-md);
        }
        
        .metric-card {
            background: linear-gradient(145deg, rgba(20, 17, 38, 0.9), rgba(11, 26, 48, 0.9));
            border: 1px solid rgba(0, 240, 255, 0.25);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            text-align: center;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        
        .metric-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-cyan), var(--accent-lime));
            opacity: 0;
            transition: var(--transition);
        }
        
        .metric-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-neon);
            border-color: var(--accent-cyan);
        }
        
        .metric-card:hover::before {
            opacity: 1;
        }
        
        .metric-icon {
            font-size: 2rem;
            color: var(--accent-cyan);
            margin-bottom: var(--spacing-xs);
        }
        
        .metric-value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-lime);
            margin-bottom: 4px;
            line-height: 1;
        }
        
        .metric-label {
            font-size: 0.85rem;
            color: var(--text-silver);
            font-weight: 500;
        }
        
        /* Service Matrix */
        .service-matrix {
            padding: var(--spacing-xl) 0;
        }
        
        .section-header {
            margin-bottom: var(--spacing-lg);
        }
        
        .section-header h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: var(--spacing-xs);
            letter-spacing: -0.3px;
        }
        
        .section-header p {
            color: var(--text-silver);
            font-size: 1rem;
            max-width: 700px;
            line-height: 1.6;
        }
        
        .service-cards {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: var(--spacing-md);
        }
        
        .service-card {
            background: rgba(20, 17, 38, 0.8);
            border: 1px solid rgba(0, 240, 255, 0.2);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            transition: var(--transition);
            position: relative;
        }
        
        .service-card:hover {
            transform: translateY(-6px);
            border-color: var(--accent-cyan);
            box-shadow: 0 0 30px rgba(0, 240, 255, 0.2);
        }
        
        .service-card-icon {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, rgba(0, 240, 255, 0.15), rgba(204, 255, 0, 0.15));
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent-cyan);
            margin-bottom: var(--spacing-md);
        }
        
        .service-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: var(--spacing-xs);
        }
        
        .service-card p {
            color: var(--text-silver);
            font-size: 0.9rem;
            line-height: 1.6;
            margin-bottom: 0;
        }
        
        .service-tag {
            display: inline-block;
            background: rgba(204, 255, 0, 0.15);
            border: 1px solid rgba(204, 255, 0, 0.3);
            color: var(--accent-lime);
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
            margin-bottom: var(--spacing-sm);
        }
        
        /* Comparison Section */
        .comparison-section {
            padding: var(--spacing-xl) 0;
            background: rgba(11, 26, 48, 0.4);
        }
        
        .comparison-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-lg);
            border: 1px solid rgba(0, 240, 255, 0.2);
            background: rgba(20, 17, 38, 0.8);
        }
        
        .comparison-table {
            width: 100%;
            min-width: 600px;
            border-collapse: collapse;
        }
        
        .comparison-table th {
            background: rgba(0, 240, 255, 0.1);
            color: var(--accent-cyan);
            font-weight: 600;
            font-size: 0.9rem;
            padding: var(--spacing-sm);
            text-align: left;
            border-bottom: 2px solid rgba(0, 240, 255, 0.3);
        }
        
        .comparison-table td {
            padding: var(--spacing-sm);
            color: var(--text-silver);
            font-size: 0.9rem;
            border-bottom: 1px solid rgba(0, 240, 255, 0.1);
        }
        
        .comparison-table tr:last-child td {
            border-bottom: none;
        }
        
        .comparison-table .highlight-cell {
            color: var(--accent-lime);
            font-weight: 600;
        }
        
        .check-icon {
            color: var(--accent-lime);
        }
        
        /* FAQ Section */
        .faq-section {
            padding: var(--spacing-xl) 0;
        }
        
        .faq-list {
            max-width: 800px;
            margin: 0;
        }
        
        .faq-item {
            background: rgba(20, 17, 38, 0.8);
            border: 1px solid rgba(0, 240, 255, 0.2);
            border-radius: var(--radius-md);
            margin-bottom: var(--spacing-sm);
            overflow: hidden;
            transition: var(--transition);
        }
        
        .faq-item:hover {
            border-color: rgba(0, 240, 255, 0.4);
        }
        
        .faq-question {
            padding: var(--spacing-md);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            color: var(--text-white);
            font-size: 1rem;
            user-select: none;
        }
        
        .faq-question i {
            color: var(--accent-cyan);
            transition: var(--transition);
        }
        
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            color: var(--text-silver);
            font-size: 0.9rem;
            line-height: 1.7;
        }
        
        .faq-answer-inner {
            padding: 0 var(--spacing-md) var(--spacing-md);
        }
        
        .faq-item.active .faq-answer {
            max-height: 500px;
        }
        
        /* CTA Section */
        .cta-section {
            padding: var(--spacing-xl) 0;
            background: linear-gradient(135deg, rgba(0, 240, 255, 0.05), rgba(204, 255, 0, 0.05));
            border-top: 1px solid rgba(0, 240, 255, 0.2);
            border-bottom: 1px solid rgba(0, 240, 255, 0.2);
        }
        
        .cta-content {
            background: linear-gradient(145deg, rgba(20, 17, 38, 0.95), rgba(11, 26, 48, 0.95));
            border: 2px solid rgba(0, 240, 255, 0.3);
            border-radius: var(--radius-lg);
            padding: var(--spacing-xl);
            text-align: center;
            box-shadow: var(--shadow-neon);
        }
        
        .cta-content h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: var(--spacing-sm);
        }
        
        .cta-content p {
            color: var(--text-silver);
            font-size: 1.1rem;
            margin-bottom: var(--spacing-lg);
        }
        
        /* Footer */
        .site-footer {
            background: rgba(15, 12, 32, 0.95);
            border-top: 1px solid rgba(0, 240, 255, 0.15);
            padding: var(--spacing-xl) 0 var(--spacing-md);
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }
        
        .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: var(--spacing-sm);
        }
        
        .footer-desc {
            color: var(--text-silver);
            font-size: 0.9rem;
            line-height: 1.6;
            margin-bottom: var(--spacing-md);
        }
        
        .footer-payment {
            display: flex;
            gap: var(--spacing-xs);
            flex-wrap: wrap;
        }
        
        .payment-badge {
            background: rgba(0, 240, 255, 0.1);
            border: 1px solid rgba(0, 240, 255, 0.3);
            color: var(--accent-cyan);
            padding: 6px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.8rem;
            font-weight: 500;
        }
        
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: var(--spacing-sm);
        }
        
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        
        .footer-col ul li {
            margin-bottom: var(--spacing-xs);
        }
        
        .footer-col ul li a {
            color: var(--text-silver);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        
        .footer-col ul li a:hover {
            color: var(--accent-cyan);
            padding-left: 4px;
        }
        
        .footer-bottom {
            text-align: center;
            padding-top: var(--spacing-md);
            border-top: 1px solid rgba(0, 240, 255, 0.1);
            color: var(--text-silver);
            font-size: 0.8rem;
        }
        
        /* FAB */
        .fab-floating {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 999;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(0, 240, 255, 0.3), rgba(204, 255, 0, 0.3));
            backdrop-filter: blur(10px);
            border: 2px solid var(--accent-cyan);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.5);
            opacity: 0.7;
            animation: fab-breathe 3s ease-in-out infinite;
            text-decoration: none;
        }
        
        .fab-floating:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 0 30px rgba(0, 240, 255, 0.7);
        }
        
        .fab-floating i {
            font-size: 1.4rem;
            color: var(--text-white);
        }
        
        .fab-notification {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 16px;
            height: 16px;
            background: #FF007F;
            border-radius: 50%;
            border: 2px solid var(--bg-primary);
            animation: blink-dot 1.5s ease-in-out infinite;
        }
        
        @keyframes fab-breathe {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        
        @keyframes blink-dot {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }
        
        /* Responsive */
        @media (max-width: 1024px) {
            .hero-content {
                gap: var(--spacing-md);
            }
            
            .hero-visual {
                flex: 0 0 280px;
            }
            
            .hero-text h1 {
                font-size: 2rem;
            }
        }
        
        @media (max-width: 768px) {
            .navbar-custom {
                flex-wrap: wrap;
            }
            
            .brand-logo {
                max-width: 220px;
                font-size: 0.95rem;
            }
            
            .nav-actions {
                margin-left: auto;
            }
            
            .btn-login,
            .btn-signup {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
            
            .hero-content {
                flex-direction: column;
                text-align: center;
            }
            
            .hero-text {
                text-align: center;
            }
            
            .hero-desc {
                margin-left: auto;
                margin-right: auto;
            }
            
            .hero-actions {
                justify-content: center;
            }
            
            .hero-visual {
                flex: 0 0 auto;
                width: 100%;
                max-width: 280px;
            }
            
            .hero-text h1 {
                font-size: 1.7rem;
            }
            
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            
            .section-header h2 {
                font-size: 1.5rem;
            }
            
            .cta-content {
                padding: var(--spacing-lg);
            }
            
            .cta-content h2 {
                font-size: 1.5rem;
            }
        }
        
        @media (max-width: 520px) {
            .container-custom {
                padding: 0 var(--spacing-sm);
            }
            
            .brand-logo {
                max-width: 180px;
                font-size: 0.85rem;
            }
            
            .nav-actions {
                gap: 6px;
            }
            
            .btn-login,
            .btn-signup {
                padding: 5px 10px;
                font-size: 0.75rem;
            }
            
            .hero-text h1 {
                font-size: 1.4rem;
            }
            
            .hero-desc {
                font-size: 0.95rem;
            }
            
            .metrics-grid {
                grid-template-columns: 1fr;
            }
            
            .service-cards {
                grid-template-columns: 1fr;
            }
            
            .fab-floating {
                width: 48px;
                height: 48px;
                left: 12px;
                bottom: 80px;
            }
            
            .fab-floating i {
                font-size: 1.2rem;
            }
        }

/* roulang page: category2 */
:root {
            --primary-bg: #0A2E1C;
            --secondary-bg: #123E25;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-muted: rgba(209, 242, 235, 0.7);
            --border-gold: rgba(255, 215, 0, 0.4);
            --border-subtle: rgba(255, 255, 255, 0.08);
            --card-bg: rgba(255, 255, 255, 0.04);
            --card-hover-bg: rgba(255, 255, 255, 0.08);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.2);
            --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.3);
            --shadow-gold: 0 4px 24px rgba(255, 215, 0, 0.15);
            --font-main: 'Segoe UI', system-ui, -apple-system, 'Roboto', 'Helvetica Neue', Arial, sans-serif;
            --spacing-section: 88px;
            --spacing-section-mobile: 56px;
            --container-max: 1240px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-main);
            background-color: var(--primary-bg);
            color: var(--text-white);
            line-height: 1.6;
            font-size: 16px;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--accent-gold);
            text-decoration: none;
            transition: color 0.25s ease;
        }

        a:hover {
            color: #FFE44D;
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        ul, ol {
            list-style: none;
            padding: 0;
            margin: 0;
        }

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

        /* ============ HEADER / NAV ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(10, 46, 28, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-gold);
            transition: box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }

        .navbar-custom {
            padding: 14px 0;
            min-height: 70px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .brand-logo {
            display: flex;
            flex-direction: column;
            line-height: 1.3;
            font-weight: 800;
            font-size: 18px;
            color: var(--accent-gold) !important;
            letter-spacing: -0.3px;
            transition: opacity 0.25s ease;
        }

        .brand-logo small {
            font-size: 11px;
            font-weight: 400;
            color: var(--text-mint);
            letter-spacing: 0.3px;
            margin-top: 2px;
            text-transform: uppercase;
        }

        .brand-logo:hover {
            opacity: 0.85;
            color: var(--accent-gold) !important;
        }

        .navbar-toggler {
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            padding: 8px 12px;
            border-radius: 8px;
            font-size: 20px;
            background: transparent;
            transition: background 0.25s ease, transform 0.2s ease;
        }

        .navbar-toggler:hover {
            background: rgba(255, 215, 0, 0.1);
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.3);
        }

        .navbar-collapse {
            flex-grow: 1;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .nav-links li a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 50px;
            color: var(--text-mint);
            font-weight: 500;
            font-size: 14px;
            transition: all 0.25s ease;
            white-space: nowrap;
            position: relative;
        }

        .nav-links li a:hover {
            background: rgba(255, 215, 0, 0.1);
            color: var(--accent-gold);
        }

        .nav-links li a.active {
            background: var(--accent-gold);
            color: var(--primary-bg);
            font-weight: 700;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .btn-login {
            background: transparent;
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            padding: 10px 20px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 14px;
            transition: all 0.3s ease;
            white-space: nowrap;
        }

        .btn-login:hover {
            background: rgba(255, 215, 0, 0.1);
            border-color: var(--accent-gold);
            transform: translateY(-1px);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-gold) 0%, #FFC107 100%);
            border: none;
            color: var(--primary-bg);
            padding: 10px 24px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 14px;
            transition: all 0.3s ease;
            white-space: nowrap;
            box-shadow: 0 4px 16px rgba(255, 215, 0, 0.3);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255, 215, 0, 0.45);
            background: linear-gradient(135deg, #FFE44D 0%, #FFD700 100%);
            color: var(--primary-bg);
        }

        .btn-signup:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255, 215, 0, 0.3);
        }

        /* ============ HERO ============ */
        .hero-section {
            background: linear-gradient(135deg, var(--secondary-bg) 0%, var(--primary-bg) 60%, #0B3C24 100%);
            padding: 64px 0 72px;
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid var(--border-gold);
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 215, 0, 0.15);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 20px;
            letter-spacing: 0.3px;
        }

        .hero-badge i {
            font-size: 14px;
        }

        .hero-title {
            font-size: clamp(32px, 5vw, 52px);
            font-weight: 900;
            line-height: 1.15;
            color: var(--text-white);
            letter-spacing: -1px;
            margin-bottom: 20px;
        }

        .hero-title .gold-text {
            color: var(--accent-gold);
            display: inline;
        }

        .hero-subtitle {
            font-size: clamp(16px, 2vw, 19px);
            color: var(--text-mint);
            line-height: 1.65;
            max-width: 680px;
            margin-bottom: 32px;
            font-weight: 400;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 36px;
        }

        .btn-primary-gold {
            background: linear-gradient(135deg, var(--accent-gold) 0%, #FFC107 100%);
            border: none;
            color: var(--primary-bg);
            padding: 14px 32px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 15px;
            transition: all 0.3s ease;
            box-shadow: 0 6px 20px rgba(255, 215, 0, 0.3);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .btn-primary-gold:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(255, 215, 0, 0.5);
            background: linear-gradient(135deg, #FFE44D 0%, #FFD700 100%);
            color: var(--primary-bg);
        }

        .btn-outline-gold {
            background: transparent;
            border: 1.5px solid var(--border-gold);
            color: var(--accent-gold);
            padding: 14px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .btn-outline-gold:hover {
            background: rgba(255, 215, 0, 0.1);
            border-color: var(--accent-gold);
            transform: translateY(-3px);
            color: var(--accent-gold);
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            padding-top: 28px;
            border-top: 1px solid var(--border-subtle);
        }

        .hero-stat-item {
            display: flex;
            flex-direction: column;
        }

        .hero-stat-number {
            font-size: 28px;
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1.2;
        }

        .hero-stat-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ============ MAIN SECTIONS ============ */
        .main-content {
            padding: var(--spacing-section) 0;
        }

        .section-block {
            margin-bottom: var(--spacing-section);
        }

        .section-block:last-child {
            margin-bottom: 0;
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-title {
            font-size: clamp(26px, 3.5vw, 38px);
            font-weight: 800;
            color: var(--text-white);
            letter-spacing: -0.5px;
            line-height: 1.25;
            margin-bottom: 12px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 720px;
        }

        .section-tag {
            display: inline-block;
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            padding: 5px 14px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.5px;
            text-transform: uppercase;
            margin-bottom: 16px;
        }

        /* Dashboard / Stats Grid */
        .dashboard-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 44px;
        }

        .dashboard-card {
            background: var(--card-bg);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .dashboard-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-gold), #FFC107);
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .dashboard-card:hover {
            background: var(--card-hover-bg);
            border-color: var(--border-gold);
            transform: translateY(-4px);
            box-shadow: var(--shadow-gold);
        }

        .dashboard-card:hover::after {
            opacity: 1;
        }

        .dashboard-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 16px;
            background: rgba(255, 215, 0, 0.15);
            color: var(--accent-gold);
        }

        .dashboard-value {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.1;
            margin-bottom: 6px;
        }

        .dashboard-label {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 400;
        }

        /* Service Matrix */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            margin-bottom: 44px;
        }

        .service-card {
            background: var(--card-bg);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 28px;
            transition: all 0.3s ease;
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }

        .service-card:hover {
            background: var(--card-hover-bg);
            border-color: var(--border-gold);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .service-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            background: rgba(255, 215, 0, 0.15);
            color: var(--accent-gold);
            flex-shrink: 0;
        }

        .service-content h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
        }

        .service-content p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 0;
        }

        /* Comparison Section */
        .comparison-wrapper {
            background: var(--card-bg);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 40px;
            margin-bottom: 44px;
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
        }

        .comparison-table th {
            font-size: 14px;
            font-weight: 700;
            color: var(--accent-gold);
            padding: 14px 16px;
            text-align: left;
            border-bottom: 1px solid var(--border-gold);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .comparison-table td {
            font-size: 15px;
            color: var(--text-mint);
            padding: 16px;
            border-bottom: 1px solid var(--border-subtle);
            vertical-align: middle;
        }

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

        .comparison-table .highlight-cell {
            color: var(--accent-gold);
            font-weight: 700;
        }

        .badge-verified {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 215, 0, 0.15);
            color: var(--accent-gold);
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin-bottom: 44px;
        }

        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .faq-item:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            width: 100%;
            background: transparent;
            border: none;
            color: var(--text-white);
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            text-align: left;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: color 0.25s ease;
        }

        .faq-question:hover {
            color: var(--accent-gold);
        }

        .faq-question i {
            transition: transform 0.3s ease;
            font-size: 14px;
            color: var(--accent-gold);
            flex-shrink: 0;
        }

        .faq-question[aria-expanded="true"] i {
            transform: rotate(180deg);
        }

        .faq-answer {
            padding: 0 24px 20px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.7;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--secondary-bg) 0%, var(--primary-bg) 100%);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-content {
            flex: 1;
            min-width: 280px;
            position: relative;
            z-index: 1;
        }

        .cta-content h2 {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 10px;
            letter-spacing: -0.5px;
        }

        .cta-content p {
            font-size: 15px;
            color: var(--text-mint);
            line-height: 1.6;
            margin-bottom: 0;
        }

        .cta-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        /* ============ FAB ============ */
        .fab-left {
            position: fixed;
            left: 20px;
            bottom: 96px;
            z-index: 1060;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #1A3A28 0%, #0A2E1C 100%);
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            font-size: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            cursor: pointer;
            transition: all 0.3s ease;
            opacity: 0.7;
            animation: fab-breathe 3s ease-in-out infinite;
            position: fixed;
        }

        .fab-left::after {
            content: '';
            position: absolute;
            top: -2px;
            right: -2px;
            width: 14px;
            height: 14px;
            background: var(--accent-red);
            border-radius: 50%;
            border: 2px solid var(--primary-bg);
            animation: fab-blink 1.5s ease-in-out infinite;
        }

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

        @keyframes fab-blink {
            0%, 100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }

        .fab-left:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 32px rgba(255, 215, 0, 0.5);
            animation-play-state: paused;
        }

        .fab-left:active {
            transform: scale(0.95);
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: #081E14;
            border-top: 1px solid var(--border-gold);
            padding: 56px 0 28px;
            margin-top: var(--spacing-section);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand {
            font-size: 18px;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .footer-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 20px;
            max-width: 420px;
        }

        .footer-payment {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .payment-badge {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-subtle);
            color: var(--text-mint);
            padding: 6px 14px;
            border-radius: 8px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.3px;
            transition: all 0.25s ease;
        }

        .payment-badge:hover {
            background: rgba(255, 215, 0, 0.1);
            border-color: var(--border-gold);
            color: var(--accent-gold);
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 14px;
            transition: all 0.25s ease;
            display: inline-block;
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 24px;
            font-size: 13px;
            color: var(--text-muted);
            text-align: center;
            line-height: 1.6;
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 991.98px) {
            .navbar-collapse {
                margin-top: 14px;
                padding-top: 14px;
                border-top: 1px solid var(--border-subtle);
            }

            .nav-links {
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
            }

            .nav-links li a {
                width: 100%;
                padding: 10px 16px;
            }

            .nav-actions {
                margin-top: 14px;
                width: 100%;
                justify-content: flex-start;
            }

            .dashboard-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .service-grid {
                grid-template-columns: 1fr;
            }

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

        @media (max-width: 767.98px) {
            .hero-section {
                padding: 40px 0 52px;
            }

            .hero-stats {
                gap: 20px;
            }

            .hero-stat-number {
                font-size: 24px;
            }

            .dashboard-grid {
                grid-template-columns: 1fr;
            }

            .comparison-wrapper {
                padding: 24px 16px;
                overflow-x: auto;
            }

            .comparison-table {
                min-width: 560px;
            }

            .cta-section {
                padding: 32px 24px;
                flex-direction: column;
                align-items: flex-start;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .main-content {
                padding: var(--spacing-section-mobile) 0;
            }

            .section-block {
                margin-bottom: var(--spacing-section-mobile);
            }

            .fab-left {
                left: 14px;
                bottom: 80px;
                width: 48px;
                height: 48px;
                font-size: 20px;
            }
        }

        @media (max-width: 519.98px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }

            .brand-logo {
                font-size: 15px;
            }

            .brand-logo small {
                font-size: 10px;
            }

            .nav-actions {
                flex-direction: column;
                width: 100%;
                gap: 8px;
            }

            .btn-login,
            .btn-signup {
                width: 100%;
                text-align: center;
                justify-content: center;
            }

            .hero-actions {
                flex-direction: column;
            }

            .btn-primary-gold,
            .btn-outline-gold {
                width: 100%;
                justify-content: center;
            }

            .section-title {
                font-size: 24px;
            }

            .service-card {
                flex-direction: column;
                gap: 14px;
            }
        }

/* roulang page: category3 */
:root {
            --bg-primary: #121212;
            --bg-secondary: #1C1C1E;
            --bg-card: #1E1E22;
            --accent-gold: #C5A059;
            --accent-amber: #FFBF00;
            --text-white: #F5F5F7;
            --text-muted: #A6A6B0;
            --text-gold: #D4AC0D;
            --border-dark: #2A2A2E;
            --border-gold: rgba(197, 160, 89, 0.35);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-gold: 0 4px 18px rgba(197, 160, 89, 0.2);
            --transition-base: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-body: 'Segoe UI', 'Inter', 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
        }

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

        body {
            font-family: var(--font-body);
            background-color: var(--bg-primary);
            color: var(--text-white);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        button {
            font-family: inherit;
            border: none;
            cursor: pointer;
            transition: var(--transition-base);
        }

        .container-custom {
            width: min(1200px, 92%);
            margin: 0 auto;
        }

        /* ========== HEADER ========== */
        .site-header {
            background: rgba(18, 18, 18, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-dark);
            position: sticky;
            top: 0;
            z-index: 1050;
            padding: 14px 0;
        }

        .navbar-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .brand-logo {
            font-size: 1.15rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--accent-amber);
            line-height: 1.2;
            max-width: 480px;
        }

        .brand-logo small {
            display: block;
            font-size: 0.72rem;
            font-weight: 500;
            color: var(--text-muted);
            letter-spacing: 0.03em;
            margin-top: 2px;
        }

        .brand-logo:hover {
            color: var(--accent-gold);
        }

        .navbar-toggler {
            background: var(--bg-card);
            color: var(--text-white);
            border: 1px solid var(--border-dark);
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(197, 160, 89, 0.4);
            outline: none;
        }

        .nav-links {
            display: flex;
            align-items: center;
            list-style: none;
            gap: 6px;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            display: block;
            padding: 10px 18px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-muted);
            border-radius: 50px;
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .nav-links li a:hover {
            color: var(--text-white);
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-links li a.active {
            color: var(--accent-amber);
            background: rgba(197, 160, 89, 0.12);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .btn-login {
            background: transparent;
            color: var(--text-white);
            border: 1px solid var(--border-dark);
            padding: 10px 22px;
            border-radius: 50px;
            font-size: 0.88rem;
            font-weight: 600;
            letter-spacing: 0.01em;
        }

        .btn-login:hover {
            border-color: var(--accent-gold);
            color: var(--accent-amber);
            background: rgba(197, 160, 89, 0.08);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            color: #121212;
            padding: 10px 26px;
            border-radius: 50px;
            font-size: 0.88rem;
            font-weight: 700;
            letter-spacing: 0.01em;
            box-shadow: var(--shadow-gold);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(197, 160, 89, 0.35);
            color: #121212;
        }

        /* ========== HERO ========== */
        .hero-section {
            background: linear-gradient(180deg, #0D0D0F 0%, #1C1C1E 60%, var(--bg-primary) 100%);
            padding: 80px 0 70px;
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(197, 160, 89, 0.15), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -160px;
            left: -100px;
            width: 380px;
            height: 380px;
            background: radial-gradient(circle, rgba(255, 191, 0, 0.08), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 2;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(197, 160, 89, 0.14);
            border: 1px solid rgba(197, 160, 89, 0.3);
            color: var(--accent-amber);
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            margin-bottom: 22px;
        }

        .hero-tag i {
            font-size: 0.9rem;
        }

        .hero-title {
            font-size: clamp(2rem, 4vw, 3.2rem);
            font-weight: 900;
            letter-spacing: -0.025em;
            line-height: 1.15;
            margin-bottom: 20px;
            color: var(--text-white);
        }

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

        .hero-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 30px;
            max-width: 560px;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary-hero {
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            color: #121212;
            padding: 15px 34px;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 800;
            letter-spacing: 0.01em;
            box-shadow: 0 6px 22px rgba(197, 160, 89, 0.3);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .btn-primary-hero:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(197, 160, 89, 0.45);
            color: #121212;
        }

        .btn-outline-hero {
            background: transparent;
            color: var(--text-white);
            border: 1px solid rgba(197, 160, 89, 0.4);
            padding: 15px 28px;
            border-radius: 50px;
            font-size: 0.95rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-outline-hero:hover {
            border-color: var(--accent-amber);
            color: var(--accent-amber);
            background: rgba(197, 160, 89, 0.08);
        }

        .hero-panel {
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-card);
        }

        .hero-panel .panel-label {
            font-size: 0.78rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--accent-amber);
            margin-bottom: 18px;
        }

        .hero-stat-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            border-bottom: 1px solid var(--border-dark);
        }

        .hero-stat-row:last-child {
            border-bottom: none;
        }

        .hero-stat-row .stat-label {
            font-size: 0.88rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        .hero-stat-row .stat-value {
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--text-white);
        }

        .hero-stat-row .stat-value.gold {
            color: var(--accent-amber);
        }

        /* ========== SECTION COMMON ========== */
        .section-padding {
            padding: 70px 0;
        }

        .section-header {
            margin-bottom: 42px;
        }

        .section-header h2 {
            font-size: clamp(1.6rem, 2.6vw, 2.2rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-white);
            margin-bottom: 12px;
        }

        .section-header p {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 620px;
            line-height: 1.6;
        }

        .section-header .section-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--accent-amber);
            margin-bottom: 12px;
        }

        /* ========== METRIC DASHBOARD ========== */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            transition: var(--transition-base);
        }

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

        .metric-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(197, 160, 89, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--accent-amber);
            margin-bottom: 16px;
        }

        .metric-value {
            font-size: 2rem;
            font-weight: 900;
            letter-spacing: -0.03em;
            color: var(--text-white);
            line-height: 1.1;
            margin-bottom: 6px;
        }

        .metric-label {
            font-size: 0.88rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* ========== SERVICE MATRIX ========== */
        .service-matrix {
            background: var(--bg-secondary);
            border-radius: var(--radius-xl);
            padding: 48px;
            border: 1px solid var(--border-dark);
        }

        .service-row {
            display: grid;
            grid-template-columns: 0.5fr 1.5fr 1fr;
            gap: 20px;
            padding: 22px 0;
            border-bottom: 1px solid var(--border-dark);
            align-items: center;
        }

        .service-row:last-child {
            border-bottom: none;
        }

        .service-row-header {
            display: grid;
            grid-template-columns: 0.5fr 1.5fr 1fr;
            gap: 20px;
            padding: 14px 0;
            border-bottom: 2px solid var(--border-gold);
            font-weight: 700;
            font-size: 0.82rem;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            color: var(--accent-amber);
        }

        .service-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            font-weight: 700;
            color: var(--text-white);
        }

        .service-badge i {
            color: var(--accent-amber);
            font-size: 1.1rem;
        }

        .service-desc {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.55;
        }

        .service-time {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--accent-amber);
            text-align: right;
        }

        /* ========== COMPARISON ========== */
        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }

        .comparison-card {
            border-radius: var(--radius-lg);
            padding: 36px;
            border: 1px solid var(--border-dark);
            transition: var(--transition-base);
        }

        .comparison-card.standard {
            background: var(--bg-card);
        }

        .comparison-card.vip {
            background: linear-gradient(135deg, rgba(197, 160, 89, 0.08), rgba(255, 191, 0, 0.04));
            border-color: var(--border-gold);
        }

        .comparison-card h3 {
            font-size: 1.25rem;
            font-weight: 800;
            margin-bottom: 20px;
            color: var(--text-white);
        }

        .comparison-card.vip h3 {
            color: var(--accent-amber);
        }

        .comparison-list {
            list-style: none;
            padding: 0;
            margin: 0 0 24px;
        }

        .comparison-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 10px 0;
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        .comparison-list li i {
            color: var(--accent-amber);
            margin-top: 4px;
            font-size: 0.9rem;
        }

        .comparison-list li i.fa-xmark {
            color: #666;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition-base);
        }

        .faq-item:hover {
            border-color: rgba(197, 160, 89, 0.35);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            background: transparent;
            color: var(--text-white);
            font-size: 0.98rem;
            font-weight: 700;
            text-align: left;
            letter-spacing: 0.01em;
        }

        .faq-question i {
            color: var(--accent-amber);
            font-size: 1rem;
            transition: transform 0.3s ease;
        }

        .faq-question[aria-expanded="true"] i {
            transform: rotate(180deg);
        }

        .faq-answer {
            padding: 0 24px 20px;
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.65;
        }

        /* ========== CTA FORM ========== */
        .cta-section {
            background: linear-gradient(135deg, #1C1C1E 0%, #2A2A2E 100%);
            border-radius: var(--radius-xl);
            padding: 56px;
            border: 1px solid var(--border-gold);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -40px;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(197, 160, 89, 0.2), transparent 70%);
            border-radius: 50%;
        }

        .cta-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            position: relative;
            z-index: 2;
        }

        .cta-title {
            font-size: clamp(1.5rem, 2.4vw, 2rem);
            font-weight: 900;
            letter-spacing: -0.02em;
            color: var(--text-white);
            margin-bottom: 14px;
        }

        .cta-desc {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 24px;
        }

        .cta-benefits {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .cta-benefits li {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 6px 0;
            font-size: 0.92rem;
            color: var(--text-white);
        }

        .cta-benefits li i {
            color: var(--accent-amber);
        }

        .cta-form {
            background: var(--bg-primary);
            border-radius: var(--radius-lg);
            padding: 32px;
            border: 1px solid var(--border-dark);
        }

        .cta-form .form-label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-muted);
            margin-bottom: 6px;
        }

        .cta-form .form-control {
            background: var(--bg-secondary);
            border: 1px solid var(--border-dark);
            color: var(--text-white);
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.92rem;
            transition: var(--transition-base);
        }

        .cta-form .form-control:focus {
            border-color: var(--accent-gold);
            box-shadow: 0 0 0 3px rgba(197, 160, 89, 0.15);
            background: var(--bg-secondary);
            color: var(--text-white);
            outline: none;
        }

        .cta-form .form-control::placeholder {
            color: #666;
        }

        .btn-submit-form {
            width: 100%;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            color: #121212;
            padding: 14px 28px;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 800;
            letter-spacing: 0.01em;
            box-shadow: var(--shadow-gold);
            margin-top: 8px;
        }

        .btn-submit-form:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(197, 160, 89, 0.4);
            color: #121212;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0A0A0C;
            border-top: 1px solid var(--border-dark);
            padding: 60px 0 28px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--accent-amber);
            letter-spacing: -0.01em;
            margin-bottom: 14px;
            line-height: 1.3;
        }

        .footer-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 18px;
            max-width: 400px;
        }

        .footer-payment {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .payment-badge {
            display: inline-block;
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            padding: 8px 16px;
            border-radius: 50px;
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--text-white);
            letter-spacing: 0.03em;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

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

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            font-size: 0.88rem;
            color: var(--text-muted);
            transition: var(--transition-base);
        }

        .footer-col ul li a:hover {
            color: var(--accent-amber);
        }

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 22px;
            font-size: 0.82rem;
            color: #666;
            line-height: 1.6;
            text-align: center;
        }

        /* ========== FAB ========== */
        .fab-support {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 1080;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #1C1C1E, #2A2A2E);
            border: 2px solid var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--accent-amber);
            box-shadow: 0 4px 20px rgba(197, 160, 89, 0.25);
            cursor: pointer;
            transition: var(--transition-base);
            opacity: 0.7;
            animation: floatFab 3s ease-in-out infinite;
        }

        .fab-support:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 32px rgba(197, 160, 89, 0.4);
        }

        .fab-support:active {
            transform: scale(0.95);
        }

        .fab-notification {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            background: #E53935;
            border-radius: 50%;
            border: 2px solid var(--bg-primary);
            animation: blinkDot 1.5s ease-in-out infinite;
        }

        @keyframes floatFab {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }

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

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }

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

            .service-row-header,
            .service-row {
                grid-template-columns: 0.6fr 1.4fr;
            }

            .service-row-header .service-time-header,
            .service-row .service-time {
                display: none;
            }

            .cta-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                padding: 10px 0;
            }

            .brand-logo {
                font-size: 0.95rem;
                max-width: 260px;
            }

            .brand-logo small {
                font-size: 0.65rem;
            }

            .nav-links {
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
                padding: 12px 0;
            }

            .nav-links li a {
                padding: 12px 16px;
                font-size: 0.9rem;
                border-radius: var(--radius-sm);
            }

            .nav-actions {
                flex-direction: row;
                justify-content: stretch;
                gap: 8px;
                padding: 10px 0;
            }

            .nav-actions .btn-login,
            .nav-actions .btn-signup {
                flex: 1;
                text-align: center;
                padding: 12px 16px;
                font-size: 0.85rem;
            }

            .hero-section {
                padding: 50px 0 50px;
            }

            .hero-title {
                font-size: 1.8rem;
            }

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

            .hero-panel {
                padding: 22px;
            }

            .section-padding {
                padding: 48px 0;
            }

            .metrics-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .service-matrix {
                padding: 24px 18px;
                border-radius: var(--radius-lg);
            }

            .service-row-header,
            .service-row {
                grid-template-columns: 1fr;
                gap: 8px;
            }

            .service-row-header {
                display: none;
            }

            .service-time {
                text-align: left;
            }

            .comparison-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }

            .cta-section {
                padding: 28px 20px;
                border-radius: var(--radius-lg);
            }

            .cta-form {
                padding: 22px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .fab-support {
                left: 12px;
                bottom: 72px;
                width: 48px;
                height: 48px;
                font-size: 1.1rem;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.5rem;
            }

            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }

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

            .metric-card {
                padding: 20px 16px;
            }

            .metric-value {
                font-size: 1.6rem;
            }

            .faq-question {
                padding: 16px 18px;
                font-size: 0.9rem;
            }

            .faq-answer {
                padding: 0 18px 16px;
                font-size: 0.85rem;
            }
        }