/* roulang page: index */
:root {
            --color-bg-dark: #0A2E1C;
            --color-bg-forest: #123E25;
            --color-bg-deeper: #062315;
            --color-gold: #FFD700;
            --color-gold-soft: #F0E68C;
            --color-red-lucky: #D32F2F;
            --color-white: #FFFFFF;
            --color-mint: #D1F2EB;
            --color-mint-soft: #A9DFBF;
            --color-text-body: #E8F5E9;
            --color-text-muted: #A9C9B8;
            --color-border-gold: rgba(255, 215, 0, 0.4);
            --color-overlay-dark: rgba(4, 20, 12, 0.72);
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-sm: 10px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.35);
            --shadow-gold: 0 8px 24px rgba(255, 215, 0, 0.18);
            --font-main: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
            --spacing-section: 72px;
            --max-width-container: 1200px;
            --transition-base: all 0.25s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            background: var(--color-bg-dark);
            color: var(--color-text-body);
            line-height: 1.65;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        a:hover,
        a:focus {
            color: #fff2a8;
            text-decoration: none;
            outline: none;
        }

        a:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        .container {
            max-width: var(--max-width-container);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        .section-padding {
            padding-top: var(--spacing-section);
            padding-bottom: var(--spacing-section);
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-gold);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 1.1rem;
            color: var(--color-text-muted);
            max-width: 720px;
            margin-bottom: 32px;
            line-height: 1.7;
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            background: rgba(6, 35, 21, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-gold);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
        }

        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 76px;
            gap: 24px;
        }

        .logo-brand {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--color-gold);
            letter-spacing: 0.3px;
            white-space: nowrap;
            line-height: 1.2;
        }

        .logo-brand a {
            color: inherit;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo-brand .logo-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(145deg, #FFD700, #D4AC0D);
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #0A2E1C;
            font-size: 1.3rem;
            flex-shrink: 0;
            box-shadow: 0 4px 14px rgba(255, 215, 0, 0.35);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }

        .nav-links li a {
            display: inline-block;
            padding: 10px 16px;
            border-radius: 30px;
            color: var(--color-mint);
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition-base);
            position: relative;
        }

        .nav-links li a:hover,
        .nav-links li a:focus {
            color: var(--color-gold);
            background: rgba(255, 215, 0, 0.08);
        }

        .nav-links li a.active {
            color: #0A2E1C;
            background: var(--color-gold);
            font-weight: 700;
            box-shadow: 0 4px 16px rgba(255, 215, 0, 0.4);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .btn-login {
            background: transparent;
            border: 1px solid rgba(255, 215, 0, 0.6);
            color: var(--color-gold);
            padding: 9px 18px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 0.9rem;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .btn-login:hover,
        .btn-login:focus {
            background: rgba(255, 215, 0, 0.1);
            color: #fff2a8;
            border-color: var(--color-gold);
        }

        .btn-signup {
            background: linear-gradient(145deg, #FFD700, #FF9F00);
            color: #0A2E1C;
            padding: 10px 22px;
            border-radius: 30px;
            font-weight: 800;
            font-size: 0.9rem;
            border: none;
            box-shadow: 0 6px 20px rgba(255, 215, 0, 0.35);
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .btn-signup:hover,
        .btn-signup:focus {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(255, 215, 0, 0.5);
            color: #0A2E1C;
            background: linear-gradient(145deg, #FFE066, #FFB84D);
        }

        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--color-border-gold);
            color: var(--color-gold);
            font-size: 1.5rem;
            width: 48px;
            height: 48px;
            border-radius: 10px;
            align-items: center;
            justify-content: center;
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            background: var(--color-bg-deeper);
            padding: 48px 0 56px;
            border-bottom: 2px solid var(--color-border-gold);
            overflow: hidden;
        }

        .hero-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.32;
            z-index: 0;
        }

        .hero-section::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(6, 35, 21, 0.55) 0%, rgba(6, 35, 21, 0.95) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(255, 215, 0, 0.15);
            border: 1px solid var(--color-border-gold);
            color: var(--color-gold);
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            margin-bottom: 18px;
        }

        .hero-title {
            font-size: 2.7rem;
            font-weight: 800;
            color: var(--color-white);
            line-height: 1.25;
            margin-bottom: 18px;
            letter-spacing: -0.5px;
            max-width: 820px;
        }

        .hero-title .highlight-gold {
            color: var(--color-gold);
        }

        .hero-description {
            font-size: 1.1rem;
            color: var(--color-mint);
            max-width: 720px;
            margin-bottom: 28px;
            line-height: 1.7;
        }

        .hero-cta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
            margin-bottom: 32px;
        }

        .btn-hero-primary {
            background: linear-gradient(145deg, #FFD700, #FF9F00);
            color: #0A2E1C;
            padding: 14px 28px;
            border-radius: 40px;
            font-weight: 800;
            font-size: 1rem;
            border: none;
            box-shadow: 0 10px 30px rgba(255, 215, 0, 0.4);
            transition: var(--transition-base);
        }

        .btn-hero-primary:hover,
        .btn-hero-primary:focus {
            transform: translateY(-3px);
            box-shadow: 0 16px 40px rgba(255, 215, 0, 0.55);
            color: #0A2E1C;
        }

        .btn-hero-secondary {
            background: transparent;
            border: 1.5px solid var(--color-gold);
            color: var(--color-gold);
            padding: 14px 24px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 1rem;
            transition: var(--transition-base);
        }

        .btn-hero-secondary:hover,
        .btn-hero-secondary:focus {
            background: rgba(255, 215, 0, 0.1);
            color: #fff2a8;
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
        }

        .hero-stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .hero-stat-icon {
            width: 44px;
            height: 44px;
            background: rgba(255, 215, 0, 0.15);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-gold);
            font-size: 1.3rem;
        }

        .hero-stat-value {
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--color-white);
            line-height: 1.2;
        }

        .hero-stat-label {
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }

        /* Coupon Wall */
        .coupon-wall {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 20px;
            margin-top: 36px;
        }

        .coupon-main {
            background: linear-gradient(145deg, #1C4A2E, #0A2E1C);
            border: 1.5px solid var(--color-border-gold);
            border-radius: var(--radius-lg);
            padding: 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            box-shadow: var(--shadow-gold);
            position: relative;
            overflow: hidden;
        }

        .coupon-main::before {
            content: "";
            position: absolute;
            top: -60%;
            right: -20%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.12), transparent 70%);
            border-radius: 50%;
        }

        .coupon-main-left h3 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--color-gold);
            margin-bottom: 6px;
        }

        .coupon-main-left p {
            color: var(--color-mint);
            font-size: 0.95rem;
            margin-bottom: 0;
        }

        .coupon-main-value {
            font-size: 3rem;
            font-weight: 900;
            color: #FFD700;
            text-shadow: 0 0 30px rgba(255, 215, 0, 0.5);
            letter-spacing: -1px;
        }

        .coupon-main-value span {
            font-size: 1.2rem;
            font-weight: 700;
            vertical-align: top;
        }

        .coupon-side {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .coupon-side-item {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 215, 0, 0.3);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            transition: var(--transition-base);
        }

        .coupon-side-item:hover {
            background: rgba(255, 215, 0, 0.08);
            border-color: var(--color-gold);
        }

        .coupon-side-item h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 2px;
        }

        .coupon-side-item p {
            color: var(--color-text-muted);
            font-size: 0.85rem;
            margin-bottom: 0;
        }

        .coupon-side-item .coupon-badge {
            background: var(--color-red-lucky);
            color: #fff;
            padding: 6px 14px;
            border-radius: 20px;
            font-weight: 800;
            font-size: 0.85rem;
            white-space: nowrap;
        }

        /* ===== Content Calendar Section ===== */
        .calendar-section {
            background: var(--color-bg-forest);
        }

        .calendar-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 8px;
        }

        .calendar-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 215, 0, 0.2);
            border-radius: var(--radius-md);
            padding: 18px;
            transition: var(--transition-base);
        }

        .calendar-card:hover {
            background: rgba(255, 215, 0, 0.06);
            border-color: var(--color-gold);
            transform: translateY(-3px);
        }

        .calendar-day {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--color-gold);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 6px;
        }

        .calendar-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 4px;
        }

        .calendar-desc {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-bottom: 0;
        }

        /* ===== Hot Topics ===== */
        .hot-topics-section {
            background: var(--color-bg-dark);
        }

        .topics-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .topic-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 215, 0, 0.2);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition-base);
        }

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

        .topic-card-img {
            width: 100%;
            height: 190px;
            object-fit: cover;
        }

        .topic-card-body {
            padding: 20px;
        }

        .topic-card-tag {
            display: inline-block;
            background: rgba(255, 215, 0, 0.15);
            color: var(--color-gold);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .topic-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .topic-card p {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin-bottom: 12px;
        }

        .topic-link {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--color-gold);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .topic-link i {
            transition: var(--transition-base);
        }

        .topic-link:hover i {
            transform: translateX(4px);
        }

        /* ===== Dashboard Section ===== */
        .dashboard-section {
            background: var(--color-bg-deeper);
        }

        .dashboard-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .dashboard-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 215, 0, 0.25);
            border-radius: var(--radius-md);
            padding: 22px;
            text-align: center;
            transition: var(--transition-base);
        }

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

        .dashboard-icon {
            width: 52px;
            height: 52px;
            margin: 0 auto 12px;
            background: rgba(255, 215, 0, 0.15);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-gold);
            font-size: 1.4rem;
        }

        .dashboard-value {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--color-white);
            line-height: 1.2;
        }

        .dashboard-label {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        /* ===== News / CMS List ===== */
        .news-section {
            background: var(--color-bg-forest);
        }

        .news-layout {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr;
            gap: 28px;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .news-item {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 215, 0, 0.18);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: var(--transition-base);
        }

        .news-item:hover {
            background: rgba(255, 215, 0, 0.06);
            border-color: var(--color-gold);
        }

        .news-item-left h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .news-item-left p {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-bottom: 0;
        }

        .news-item-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--color-text-muted);
            white-space: nowrap;
        }

        .news-item-meta i {
            color: var(--color-gold);
            margin-right: 4px;
        }

        .news-sidebar {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 215, 0, 0.2);
            border-radius: var(--radius-lg);
            padding: 24px;
        }

        .news-sidebar h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-gold);
            margin-bottom: 16px;
        }

        .sidebar-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .sidebar-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding-bottom: 12px;
            border-bottom: 1px solid rgba(255, 215, 0, 0.12);
        }

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

        .sidebar-rank {
            font-size: 1.4rem;
            font-weight: 900;
            color: var(--color-gold);
            line-height: 1;
            min-width: 30px;
        }

        .sidebar-item h5 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 2px;
            line-height: 1.4;
        }

        .sidebar-item p {
            font-size: 0.78rem;
            color: var(--color-text-muted);
            margin-bottom: 0;
        }

        .no-updates {
            background: rgba(255, 215, 0, 0.06);
            border: 1px dashed rgba(255, 215, 0, 0.4);
            border-radius: var(--radius-md);
            padding: 28px;
            text-align: center;
            color: var(--color-text-muted);
            font-style: italic;
        }

        /* ===== Usage Guide / FAQ Section ===== */
        .guide-section {
            background: var(--color-bg-dark);
        }

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

        .guide-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 215, 0, 0.2);
            border-radius: var(--radius-lg);
            padding: 28px;
            transition: var(--transition-base);
        }

        .guide-card:hover {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-card);
        }

        .guide-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-gold);
            margin-bottom: 12px;
        }

        .guide-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-white);
            margin-top: 18px;
            margin-bottom: 8px;
        }

        .guide-card p {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            margin-bottom: 0;
            line-height: 1.7;
        }

        .guide-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .guide-card ul li {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            padding-left: 24px;
            position: relative;
            margin-bottom: 8px;
            line-height: 1.6;
        }

        .guide-card ul li::before {
            content: "\f058";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            left: 0;
            color: var(--color-gold);
            font-size: 0.9rem;
        }

        /* ===== Trust Bar ===== */
        .trust-bar {
            background: var(--color-bg-deeper);
            border-top: 1px solid var(--color-border-gold);
            border-bottom: 1px solid var(--color-border-gold);
            padding: 24px 0;
        }

        .trust-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .trust-item {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .trust-icon {
            width: 44px;
            height: 44px;
            background: rgba(255, 215, 0, 0.12);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-gold);
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .trust-item h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 2px;
        }

        .trust-item p {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-bottom: 0;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #051A0F;
            border-top: 2px solid var(--color-border-gold);
            padding: 48px 0 28px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 28px;
            margin-bottom: 36px;
        }

        .footer-brand h3 {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--color-gold);
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin-bottom: 16px;
            line-height: 1.7;
        }

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

        .footer-social a {
            width: 38px;
            height: 38px;
            background: rgba(255, 215, 0, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-gold);
            font-size: 1rem;
            transition: var(--transition-base);
        }

        .footer-social a:hover {
            background: var(--color-gold);
            color: #0A2E1C;
            transform: translateY(-3px);
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-gold);
            margin-bottom: 16px;
        }

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

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

        .footer-col ul li a {
            color: var(--color-text-muted);
            font-size: 0.9rem;
            transition: var(--transition-base);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 215, 0, 0.15);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }

        .footer-bottom p {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-bottom: 0;
        }

        .footer-badges {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .footer-badges span {
            font-size: 0.75rem;
            color: var(--color-gold);
            border: 1px solid rgba(255, 215, 0, 0.4);
            padding: 4px 12px;
            border-radius: 20px;
            background: rgba(255, 215, 0, 0.06);
        }

        /* ===== FAB ===== */
        .fab {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            background: linear-gradient(145deg, #FFD700, #D4AC0D);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0A2E1C;
            font-size: 1.4rem;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            opacity: 0.7;
            transition: var(--transition-base);
            animation: floatBreath 3s ease-in-out infinite;
            border: 2px solid #FFE066;
        }

        .fab:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 30px rgba(255, 215, 0, 0.5);
        }

        .fab:active {
            transform: scale(0.95) translateY(2px);
        }

        .fab .notification-dot {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 16px;
            height: 16px;
            background: #D32F2F;
            border-radius: 50%;
            border: 2px solid #fff;
            animation: blinkDot 1.8s ease-in-out infinite;
        }

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

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

        /* ===== Sticky CTA Bar ===== */
        .sticky-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 45;
            background: rgba(6, 35, 21, 0.95);
            backdrop-filter: blur(10px);
            border-top: 2px solid var(--color-gold);
            padding: 12px 0;
            display: none;
            box-shadow: 0 -6px 20px rgba(0, 0, 0, 0.35);
        }

        .sticky-cta.visible {
            display: block;
        }

        .sticky-cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .sticky-cta-text {
            font-size: 0.9rem;
            color: var(--color-mint);
            font-weight: 600;
        }

        .sticky-cta-btn {
            background: linear-gradient(145deg, #FFD700, #FF9F00);
            color: #0A2E1C;
            padding: 10px 22px;
            border-radius: 30px;
            font-weight: 800;
            font-size: 0.9rem;
            border: none;
            white-space: nowrap;
            box-shadow: 0 4px 14px rgba(255, 215, 0, 0.35);
            transition: var(--transition-base);
        }

        .sticky-cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 22px rgba(255, 215, 0, 0.5);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .coupon-wall {
                grid-template-columns: 1fr;
            }
            .calendar-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .topics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .dashboard-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
            .guide-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .trust-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            :root {
                --spacing-section: 48px;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: 76px;
                left: 0;
                right: 0;
                background: rgba(6, 35, 21, 0.98);
                flex-direction: column;
                padding: 16px 20px;
                border-bottom: 2px solid var(--color-border-gold);
                gap: 6px;
                z-index: 99;
            }

            .nav-links.open {
                display: flex;
            }

            .nav-links li a {
                display: block;
                width: 100%;
                padding: 12px 16px;
            }

            .nav-actions {
                margin-left: auto;
            }

            .btn-login,
            .btn-signup {
                padding: 8px 14px;
                font-size: 0.8rem;
            }

            .hero-title {
                font-size: 1.9rem;
            }

            .hero-description {
                font-size: 1rem;
            }

            .coupon-main {
                flex-direction: column;
                text-align: center;
                padding: 20px;
            }

            .coupon-main-value {
                font-size: 2.4rem;
            }

            .section-title {
                font-size: 1.6rem;
            }

            .calendar-grid,
            .topics-grid,
            .dashboard-grid,
            .trust-grid {
                grid-template-columns: 1fr;
            }

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

            .sticky-cta-text {
                font-size: 0.8rem;
            }

            .fab {
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
                left: 12px;
                bottom: 80px;
            }
        }

        @media (max-width: 520px) {
            .nav-wrap {
                min-height: 64px;
            }

            .logo-brand {
                font-size: 1rem;
            }

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

            .hero-title {
                font-size: 1.6rem;
            }

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

            .btn-hero-primary,
            .btn-hero-secondary {
                text-align: center;
            }

            .hero-stats {
                gap: 16px;
            }

            .coupon-side-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .news-item {
                flex-direction: column;
                align-items: flex-start;
            }

            .sticky-cta-inner {
                flex-direction: column;
                align-items: stretch;
                text-align: center;
            }
        }

/* roulang page: article */
:root {
            --bg-deep: #0A2E1C;
            --bg-forest: #123E25;
            --bg-card: #0F351F;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-muted: #9AB8A8;
            --border-gold: rgba(255, 215, 0, 0.45);
            --shadow-gold: 0 8px 24px rgba(255, 215, 0, 0.12);
            --shadow-card: 0 12px 32px rgba(0, 0, 0, 0.35);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 30px;
            --space-xs: 8px;
            --space-sm: 14px;
            --space-md: 24px;
            --space-lg: 40px;
            --space-xl: 64px;
            --font-body: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            background: var(--bg-deep);
            color: var(--text-white);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

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

        a:hover {
            color: #FFE55C;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

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

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

        /* ===== HEADER ===== */
        .site-header {
            background: rgba(10, 46, 28, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 215, 0, 0.2);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
        }

        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 12px 0;
            gap: 12px;
        }

        .logo-brand a {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-white);
            font-weight: 700;
            font-size: 1.25rem;
            letter-spacing: 0.3px;
            text-decoration: none;
            transition: color 0.25s ease;
        }

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

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(135deg, #FFD700, #B8860B);
            color: #0A2E1C;
            font-size: 1.2rem;
            box-shadow: 0 0 18px rgba(255, 215, 0, 0.45);
            flex-shrink: 0;
        }

        .nav-links {
            list-style: none;
            display: flex;
            align-items: center;
            gap: 8px;
            margin: 0;
        }

        .nav-links li a {
            display: block;
            padding: 10px 16px;
            color: var(--text-mint);
            font-weight: 500;
            font-size: 0.95rem;
            border-radius: 30px;
            transition: all 0.3s ease;
            position: relative;
        }

        .nav-links li a:hover {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
        }

        .nav-links li a.active {
            color: #0A2E1C;
            background: var(--accent-gold);
            font-weight: 700;
            box-shadow: 0 4px 16px rgba(255, 215, 0, 0.35);
        }

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

        .btn-login,
        .btn-signup {
            padding: 10px 20px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.3s ease;
        }

        .btn-login {
            background: transparent;
            color: var(--accent-gold);
            border: 1.5px solid var(--accent-gold);
        }

        .btn-login:hover {
            background: rgba(255, 215, 0, 0.1);
            box-shadow: 0 0 20px rgba(255, 215, 0, 0.25);
        }

        .btn-signup {
            background: linear-gradient(135deg, #FFD700, #FFA000);
            color: #0A2E1C;
            box-shadow: 0 6px 20px rgba(255, 215, 0, 0.35);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(255, 215, 0, 0.5);
            color: #0A2E1C;
        }

        .nav-toggle {
            display: none;
            background: transparent;
            color: var(--accent-gold);
            font-size: 1.6rem;
            padding: 8px;
            border-radius: 8px;
            border: 1px solid rgba(255, 215, 0, 0.35);
            transition: all 0.3s ease;
        }

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

        /* ===== ARTICLE LAYOUT ===== */
        .article-page {
            flex: 1;
            padding: var(--space-lg) 0 var(--space-xl);
        }

        .article-hero {
            background: linear-gradient(135deg, #0F351F 0%, #1A4D2E 50%, #0A2E1C 100%);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: var(--space-lg);
            margin-bottom: var(--space-lg);
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-gold);
        }

        .article-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .article-hero::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(211, 47, 47, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .article-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: var(--space-md);
            font-size: 0.88rem;
            position: relative;
            z-index: 2;
        }

        .article-breadcrumb a {
            color: var(--text-muted);
            transition: color 0.25s ease;
        }

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

        .article-breadcrumb span {
            color: var(--text-muted);
        }

        .article-breadcrumb .current {
            color: var(--accent-gold);
            font-weight: 600;
        }

        .article-hero h1 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: var(--space-sm);
            line-height: 1.3;
            position: relative;
            z-index: 2;
            letter-spacing: -0.3px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: var(--space-md);
            flex-wrap: wrap;
            color: var(--text-muted);
            font-size: 0.9rem;
            position: relative;
            z-index: 2;
        }

        .article-meta i {
            color: var(--accent-gold);
            margin-right: 6px;
        }

        .article-meta .badge-category {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 215, 0, 0.15);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            padding: 6px 14px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.85rem;
        }

        .article-body {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: var(--space-lg);
            align-items: start;
        }

        .article-content {
            background: var(--bg-card);
            border: 1px solid rgba(255, 215, 0, 0.18);
            border-radius: var(--radius-lg);
            padding: var(--space-lg);
            box-shadow: var(--shadow-card);
            min-height: 400px;
        }

        .article-content .lead-paragraph {
            font-size: 1.15rem;
            color: var(--text-mint);
            border-left: 4px solid var(--accent-gold);
            padding-left: var(--space-md);
            margin-bottom: var(--space-lg);
            font-weight: 500;
            line-height: 1.7;
        }

        .article-content h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin: var(--space-lg) 0 var(--space-sm);
            line-height: 1.35;
        }

        .article-content h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-white);
            margin: var(--space-md) 0 var(--space-sm);
            line-height: 1.4;
        }

        .article-content p {
            color: var(--text-mint);
            margin-bottom: var(--space-md);
            line-height: 1.7;
            font-size: 1rem;
        }

        .article-content ul,
        .article-content ol {
            margin: var(--space-sm) 0 var(--space-md) var(--space-md);
            color: var(--text-mint);
            line-height: 1.7;
        }

        .article-content li {
            margin-bottom: var(--space-xs);
        }

        .article-content strong {
            color: var(--accent-gold);
            font-weight: 700;
        }

        .article-content blockquote {
            background: rgba(255, 215, 0, 0.06);
            border-left: 4px solid var(--accent-gold);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            padding: var(--space-md);
            margin: var(--space-lg) 0;
            font-style: italic;
            color: var(--text-mint);
            font-size: 1.05rem;
        }

        .article-content img {
            border-radius: var(--radius-md);
            margin: var(--space-md) 0;
            border: 1px solid rgba(255, 215, 0, 0.25);
            box-shadow: var(--shadow-card);
        }

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

        .article-not-found i {
            font-size: 3.5rem;
            color: var(--accent-gold);
            margin-bottom: var(--space-md);
            display: block;
        }

        .article-not-found h2 {
            color: var(--text-white);
            margin-bottom: var(--space-sm);
            font-size: 1.5rem;
        }

        .btn-back-home {
            display: inline-block;
            margin-top: var(--space-md);
            padding: 12px 28px;
            background: var(--accent-gold);
            color: #0A2E1C;
            border-radius: 30px;
            font-weight: 700;
            transition: all 0.3s ease;
            box-shadow: 0 6px 20px rgba(255, 215, 0, 0.3);
        }

        .btn-back-home:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(255, 215, 0, 0.45);
            color: #0A2E1C;
        }

        /* ===== SIDEBAR ===== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: var(--space-md);
        }

        .sidebar-widget {
            background: var(--bg-card);
            border: 1px solid rgba(255, 215, 0, 0.18);
            border-radius: var(--radius-md);
            padding: var(--space-md);
            box-shadow: var(--shadow-card);
        }

        .sidebar-widget h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: var(--space-sm);
            padding-bottom: var(--space-xs);
            border-bottom: 2px solid rgba(255, 215, 0, 0.25);
        }

        .sidebar-widget ul {
            list-style: none;
            margin: 0;
        }

        .sidebar-widget ul li {
            margin-bottom: 10px;
        }

        .sidebar-widget ul li a {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-mint);
            font-size: 0.92rem;
            transition: all 0.25s ease;
            padding: 6px 8px;
            border-radius: 6px;
        }

        .sidebar-widget ul li a:hover {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.06);
        }

        .sidebar-widget ul li a i {
            color: var(--accent-gold);
            font-size: 0.8rem;
            width: 16px;
        }

        .promo-widget {
            background: linear-gradient(135deg, #D32F2F, #8B0000);
            border: 1px solid rgba(255, 215, 0, 0.4);
            border-radius: var(--radius-md);
            padding: var(--space-md);
            text-align: center;
            box-shadow: 0 8px 24px rgba(211, 47, 47, 0.35);
        }

        .promo-widget h3 {
            color: #FFD700;
            font-size: 1.3rem;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .promo-widget p {
            color: #FFFDF9;
            font-size: 0.9rem;
            margin-bottom: var(--space-sm);
        }

        .btn-promo {
            display: inline-block;
            padding: 10px 24px;
            background: var(--accent-gold);
            color: #8B0000;
            border-radius: 30px;
            font-weight: 700;
            font-size: 0.9rem;
            transition: all 0.3s ease;
        }

        .btn-promo:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 215, 0, 0.45);
            color: #8B0000;
        }

        /* ===== CTA SECTION ===== */
        .article-cta {
            background: linear-gradient(135deg, #0F351F, #1A4D2E);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: var(--space-lg);
            margin-top: var(--space-lg);
            text-align: center;
            box-shadow: var(--shadow-gold);
            position: relative;
            overflow: hidden;
        }

        .article-cta::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -15%;
            width: 380px;
            height: 380px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .article-cta h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: var(--space-sm);
            position: relative;
            z-index: 2;
        }

        .article-cta p {
            color: var(--text-mint);
            max-width: 600px;
            margin: 0 auto var(--space-md);
            position: relative;
            z-index: 2;
            font-size: 1rem;
        }

        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: var(--space-sm);
            flex-wrap: wrap;
            position: relative;
            z-index: 2;
        }

        .btn-gold-lg {
            padding: 14px 36px;
            background: linear-gradient(135deg, #FFD700, #FFA000);
            color: #0A2E1C;
            border-radius: 40px;
            font-weight: 700;
            font-size: 1rem;
            transition: all 0.3s ease;
            box-shadow: 0 8px 24px rgba(255, 215, 0, 0.35);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-gold-lg:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 32px rgba(255, 215, 0, 0.5);
            color: #0A2E1C;
        }

        .btn-outline-light {
            padding: 14px 36px;
            background: transparent;
            color: var(--text-white);
            border: 2px solid rgba(255, 255, 255, 0.4);
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

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

        /* ===== FAB ===== */
        .fab-support {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 90;
            width: 58px;
            height: 58px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #FFD700, #B8860B);
            color: #0A2E1C;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.35);
            border: 2px solid rgba(255, 255, 255, 0.3);
            transition: all 0.35s ease;
            opacity: 0.75;
            animation: fabFloat 3s ease-in-out infinite;
        }

        .fab-support:hover {
            transform: scale(1.12);
            opacity: 1;
            box-shadow: 0 8px 32px rgba(255, 215, 0, 0.55);
        }

        .fab-support:active {
            transform: scale(0.92) translateY(2px);
        }

        .fab-support .fab-notification {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 16px;
            height: 16px;
            background: #D32F2F;
            border-radius: 50%;
            border: 2px solid #0A2E1C;
            animation: fabBlink 1.5s ease-in-out infinite;
        }

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

        @keyframes fabBlink {
            0%, 100% {
                opacity: 1;
            }
            50% {
                opacity: 0.4;
            }
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: #081F14;
            border-top: 1px solid rgba(255, 215, 0, 0.25);
            padding: var(--space-xl) 0 var(--space-md);
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: var(--space-lg);
            margin-bottom: var(--space-lg);
        }

        .footer-brand h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: var(--space-sm);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-brand h3 i {
            font-size: 1.2rem;
        }

        .footer-brand p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
            margin-bottom: var(--space-md);
        }

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

        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid rgba(255, 215, 0, 0.3);
            color: var(--accent-gold);
            font-size: 0.95rem;
            transition: all 0.3s ease;
        }

        .footer-social a:hover {
            background: var(--accent-gold);
            color: #0A2E1C;
            transform: translateY(-3px);
            box-shadow: 0 6px 18px rgba(255, 215, 0, 0.35);
        }

        .footer-col h4 {
            color: var(--accent-gold);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: var(--space-sm);
            padding-bottom: 8px;
            border-bottom: 2px solid rgba(255, 215, 0, 0.2);
        }

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

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

        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: all 0.25s ease;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 215, 0, 0.15);
            padding-top: var(--space-md);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: var(--space-sm);
        }

        .footer-bottom p {
            color: var(--text-muted);
            font-size: 0.85rem;
            margin: 0;
        }

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

        .footer-badges span {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 20px;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid rgba(255, 215, 0, 0.3);
            color: var(--accent-gold);
            font-size: 0.78rem;
            font-weight: 600;
        }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .article-body {
                grid-template-columns: 1fr;
            }
            .article-sidebar {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: var(--space-md);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-md);
            }
        }

        @media (max-width: 768px) {
            .nav-wrap {
                flex-wrap: nowrap;
            }

            .nav-toggle {
                display: block;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(10, 46, 28, 0.98);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                flex-direction: column;
                padding: var(--space-md);
                gap: 6px;
                border-bottom: 1px solid rgba(255, 215, 0, 0.3);
                box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
                z-index: 99;
            }

            .nav-links.open {
                display: flex;
            }

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

            .nav-links li a {
                padding: 12px 18px;
                width: 100%;
                border-radius: 8px;
            }

            .nav-actions {
                margin-left: auto;
            }

            .btn-login,
            .btn-signup {
                padding: 8px 14px;
                font-size: 0.82rem;
            }

            .article-hero {
                padding: var(--space-md);
            }

            .article-hero h1 {
                font-size: 1.6rem;
            }

            .article-content {
                padding: var(--space-md);
            }

            .article-cta {
                padding: var(--space-md);
            }

            .article-cta h2 {
                font-size: 1.4rem;
            }

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

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

            .article-sidebar {
                grid-template-columns: 1fr;
            }

            .fab-support {
                width: 50px;
                height: 50px;
                font-size: 1.3rem;
                left: 12px;
                bottom: 80px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 var(--space-sm);
            }

            .logo-brand a {
                font-size: 1rem;
            }

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

            .btn-login,
            .btn-signup {
                padding: 6px 10px;
                font-size: 0.75rem;
            }

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

            .article-meta {
                gap: var(--space-xs);
                font-size: 0.8rem;
            }

            .article-content {
                padding: var(--space-sm);
            }

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

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

            .cta-buttons {
                flex-direction: column;
            }

            .btn-gold-lg,
            .btn-outline-light {
                width: 100%;
                justify-content: center;
                padding: 12px 20px;
                font-size: 0.9rem;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0B3C25;
            --bg-secondary: #062315;
            --bg-card: #0F4A2F;
            --accent-gold: #FFCC00;
            --accent-lime: #32CD32;
            --accent-red: #FF3B3B;
            --text-white: #FFFDF0;
            --text-light: #C5E2D2;
            --text-muted: #A0C4B0;
            --border-gold: rgba(255, 204, 0, 0.35);
            --border-soft: rgba(197, 226, 210, 0.18);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.25);
            --shadow-md: 0 8px 24px rgba(0,0,0,0.35);
            --shadow-lg: 0 16px 48px rgba(0,0,0,0.45);
            --shadow-gold: 0 4px 20px rgba(255, 204, 0, 0.15);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        
        body {
            font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
            font-size: 16px;
            line-height: 1.65;
            color: var(--text-white);
            background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 40%, var(--bg-secondary) 100%);
            min-height: 100vh;
            -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);
        }
        
        button {
            cursor: pointer;
            font-family: inherit;
            transition: var(--transition);
            border: none;
            outline: none;
        }
        
        button:focus-visible,
        a:focus-visible {
            outline: 3px solid var(--accent-gold);
            outline-offset: 2px;
            border-radius: 4px;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        
        /* ===== HEADER ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(6, 35, 21, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-soft);
            padding: 12px 0;
            transition: var(--transition);
        }
        
        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }
        
        .logo-brand a {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--accent-gold);
            letter-spacing: 0.3px;
        }
        
        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), #E6A800);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--bg-secondary);
            font-size: 1.3rem;
            box-shadow: var(--shadow-gold);
        }
        
        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
        }
        
        .nav-links li a {
            display: block;
            padding: 8px 18px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-light);
            transition: var(--transition);
            position: relative;
        }
        
        .nav-links li a:hover {
            color: var(--accent-gold);
            background: rgba(255, 204, 0, 0.08);
        }
        
        .nav-links li a.active {
            color: var(--bg-secondary);
            background: linear-gradient(135deg, var(--accent-gold), #E6A800);
            font-weight: 700;
            box-shadow: var(--shadow-gold);
        }
        
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .btn-login {
            background: transparent;
            color: var(--text-white);
            padding: 8px 18px;
            border-radius: 24px;
            font-size: 0.88rem;
            font-weight: 600;
            border: 1px solid var(--border-soft);
            transition: var(--transition);
        }
        
        .btn-login:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            background: rgba(255, 204, 0, 0.08);
        }
        
        .btn-signup {
            background: linear-gradient(135deg, var(--accent-gold), #E6A800);
            color: var(--bg-secondary);
            padding: 9px 22px;
            border-radius: 24px;
            font-size: 0.88rem;
            font-weight: 700;
            box-shadow: var(--shadow-gold);
            transition: var(--transition);
        }
        
        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 204, 0, 0.3);
            background: linear-gradient(135deg, #FFD633, #FFB800);
        }
        
        .nav-toggle {
            display: none;
            background: transparent;
            color: var(--text-white);
            font-size: 1.5rem;
            padding: 6px 12px;
            border-radius: 8px;
            border: 1px solid var(--border-soft);
        }
        
        /* ===== PAGE BANNER ===== */
        .page-banner {
            padding: 140px 0 60px;
            background: linear-gradient(135deg, rgba(6, 35, 21, 0.95) 0%, rgba(11, 60, 37, 0.9) 50%, rgba(6, 35, 21, 0.95) 100%), url('/assets/images/backpic/back-2.jpg');
            background-size: cover;
            background-position: center;
            position: relative;
            border-bottom: 2px solid var(--border-gold);
        }
        
        .page-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(to top, var(--bg-secondary), transparent);
            pointer-events: none;
        }
        
        .banner-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
        }
        
        .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 204, 0, 0.12);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            padding: 6px 16px;
            border-radius: 24px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }
        
        .banner-content h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 20px;
            color: var(--text-white);
            letter-spacing: -0.5px;
        }
        
        .banner-content h1 span {
            color: var(--accent-gold);
            position: relative;
        }
        
        .banner-content p {
            font-size: 1.1rem;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 0;
            max-width: 650px;
        }
        
        /* ===== MAIN CONTENT ===== */
        .main-content {
            padding: 60px 0;
        }
        
        .section-block {
            margin-bottom: 70px;
        }
        
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--accent-gold);
            margin-bottom: 14px;
        }
        
        .section-label i {
            font-size: 0.7rem;
        }
        
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-white);
            margin-bottom: 18px;
            letter-spacing: -0.3px;
        }
        
        .section-desc {
            font-size: 1.05rem;
            color: var(--text-light);
            line-height: 1.7;
            max-width: 720px;
            margin-bottom: 36px;
        }
        
        /* ===== CRITERIA GRID ===== */
        .criteria-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        
        .criteria-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 28px;
            border: 1px solid var(--border-soft);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        
        .criteria-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: linear-gradient(to bottom, var(--accent-gold), var(--accent-lime));
            opacity: 0;
            transition: var(--transition);
        }
        
        .criteria-card:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        
        .criteria-card:hover::before {
            opacity: 1;
        }
        
        .criteria-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(255, 204, 0, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.3rem;
            margin-bottom: 18px;
        }
        
        .criteria-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
        }
        
        .criteria-card p {
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.65;
            margin: 0;
        }
        
        .criteria-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: 16px;
            flex-wrap: wrap;
        }
        
        .criteria-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(50, 205, 50, 0.12);
            color: var(--accent-lime);
            padding: 4px 12px;
            border-radius: 16px;
            font-size: 0.78rem;
            font-weight: 600;
        }
        
        /* ===== INFO PANEL ===== */
        .info-panel {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            background: linear-gradient(135deg, var(--bg-card), rgba(15, 74, 47, 0.6));
            border-radius: var(--radius-lg);
            padding: 48px;
            border: 1px solid var(--border-soft);
            position: relative;
            overflow: hidden;
        }
        
        .info-panel::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 204, 0, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        
        .info-panel-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
        }
        
        .info-panel-text p {
            font-size: 1rem;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 20px;
        }
        
        .info-list {
            list-style: none;
            padding: 0;
            margin: 0 0 24px;
        }
        
        .info-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 12px;
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.6;
        }
        
        .info-list li i {
            color: var(--accent-lime);
            font-size: 1rem;
            margin-top: 4px;
            flex-shrink: 0;
        }
        
        .info-panel-image {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
        }
        
        .info-panel-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 320px;
        }
        
        .info-panel-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(6, 35, 21, 0.4) 0%, transparent 40%);
            pointer-events: none;
        }
        
        /* ===== TRUST BADGES ===== */
        .trust-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        
        .trust-item {
            display: flex;
            align-items: center;
            gap: 12px;
            background: rgba(255, 204, 0, 0.05);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-sm);
            padding: 16px 18px;
            transition: var(--transition);
        }
        
        .trust-item:hover {
            border-color: var(--border-gold);
            background: rgba(255, 204, 0, 0.08);
        }
        
        .trust-item i {
            font-size: 1.2rem;
            color: var(--accent-gold);
            flex-shrink: 0;
        }
        
        .trust-item span {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-light);
            line-height: 1.3;
        }
        
        /* ===== STEPS ===== */
        .steps-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            counter-reset: step;
        }
        
        .step-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 28px;
            border: 1px solid var(--border-soft);
            position: relative;
            transition: var(--transition);
            counter-increment: step;
        }
        
        .step-item::before {
            content: counter(step, decimal-leading-zero);
            position: absolute;
            top: 20px;
            right: 24px;
            font-size: 2.5rem;
            font-weight: 800;
            color: rgba(255, 204, 0, 0.15);
            line-height: 1;
        }
        
        .step-item:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        
        .step-item h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 12px;
        }
        
        .step-item p {
            font-size: 0.92rem;
            color: var(--text-light);
            line-height: 1.6;
            margin: 0;
        }
        
        /* ===== CTA BUTTON ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(135deg, var(--accent-gold), #E6A800);
            color: var(--bg-secondary);
            padding: 14px 32px;
            border-radius: 32px;
            font-size: 1rem;
            font-weight: 700;
            box-shadow: var(--shadow-gold);
            transition: var(--transition);
            letter-spacing: 0.3px;
        }
        
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(255, 204, 0, 0.35);
            background: linear-gradient(135deg, #FFD633, #FFB800);
            color: var(--bg-secondary);
        }
        
        .btn-primary i {
            font-size: 0.9rem;
            transition: var(--transition);
        }
        
        .btn-primary:hover i {
            transform: translateX(4px);
        }
        
        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
        }
        
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            border: 1px solid var(--border-soft);
            overflow: hidden;
            transition: var(--transition);
        }
        
        .faq-item:hover {
            border-color: var(--border-gold);
        }
        
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--text-white);
            user-select: none;
            transition: var(--transition);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            font-family: inherit;
        }
        
        .faq-question:hover {
            color: var(--accent-gold);
        }
        
        .faq-question i {
            font-size: 0.8rem;
            color: var(--accent-gold);
            transition: var(--transition);
            flex-shrink: 0;
        }
        
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        .faq-answer p {
            padding: 0 24px 20px;
            font-size: 0.92rem;
            color: var(--text-light);
            line-height: 1.7;
            margin: 0;
        }
        
        /* ===== FOOTER ===== */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 2px solid var(--border-gold);
            padding: 60px 0 30px;
            margin-top: 40px;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        
        .footer-brand h3 {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 16px;
        }
        
        .footer-brand h3 i {
            font-size: 1.1rem;
        }
        
        .footer-brand p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 20px;
        }
        
        .footer-social {
            display: flex;
            gap: 12px;
        }
        
        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 204, 0, 0.08);
            border: 1px solid var(--border-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        
        .footer-social a:hover {
            background: var(--accent-gold);
            color: var(--bg-secondary);
            border-color: var(--accent-gold);
            transform: translateY(-3px);
        }
        
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        
        .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);
        }
        
        .footer-col ul li a:hover {
            color: var(--accent-gold);
            padding-left: 4px;
        }
        
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            padding-top: 24px;
            border-top: 1px solid var(--border-soft);
        }
        
        .footer-bottom p {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin: 0;
        }
        
        .footer-badges {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        
        .footer-badges span {
            display: inline-flex;
            align-items: center;
            padding: 4px 14px;
            border-radius: 16px;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--text-light);
            background: rgba(255, 204, 0, 0.08);
            border: 1px solid var(--border-soft);
        }
        
        /* ===== FAB ===== */
        .fab-support {
            position: fixed;
            left: 20px;
            bottom: 96px;
            z-index: 50;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), #E6A800);
            color: var(--bg-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            box-shadow: 0 4px 20px rgba(255, 204, 0, 0.3);
            border: 2px solid rgba(255, 215, 0, 0.6);
            animation: fabBreathe 3s ease-in-out infinite;
            transition: var(--transition);
            position: fixed;
        }
        
        .fab-support:hover {
            transform: scale(1.1);
            box-shadow: 0 8px 28px rgba(255, 204, 0, 0.45);
            animation-play-state: paused;
        }
        
        .fab-support:active {
            transform: scale(0.95) translateY(2px);
        }
        
        .fab-notification {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: #FF3B3B;
            border: 2px solid var(--bg-secondary);
            animation: blink 1.5s ease-in-out infinite;
        }
        
        @keyframes fabBreathe {
            0%, 100% { opacity: 0.7; }
            50% { opacity: 1; }
        }
        
        @keyframes blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.4; }
        }
        
        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .banner-content h1 {
                font-size: 2.2rem;
            }
            .criteria-grid {
                grid-template-columns: 1fr 1fr;
                gap: 18px;
            }
            .info-panel {
                grid-template-columns: 1fr;
                padding: 32px;
                gap: 28px;
            }
            .info-panel-image img {
                min-height: 240px;
            }
            .trust-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        
        @media (max-width: 768px) {
            .container {
                padding: 0 18px;
            }
            .site-header {
                padding: 10px 0;
            }
            .nav-toggle {
                display: block;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(6, 35, 21, 0.98);
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 24px;
                gap: 4px;
                border-bottom: 2px solid var(--border-gold);
                box-shadow: var(--shadow-lg);
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links li {
                width: 100%;
            }
            .nav-links li a {
                display: block;
                width: 100%;
                padding: 12px 16px;
                border-radius: 8px;
            }
            .nav-actions {
                gap: 6px;
            }
            .btn-login,
            .btn-signup {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
            .page-banner {
                padding: 120px 0 50px;
            }
            .banner-content h1 {
                font-size: 1.8rem;
            }
            .banner-content p {
                font-size: 1rem;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .criteria-grid {
                grid-template-columns: 1fr;
            }
            .steps-list {
                grid-template-columns: 1fr;
            }
            .trust-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .trust-item {
                padding: 12px 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .fab-support {
                left: 14px;
                bottom: 80px;
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
            }
        }
        
        @media (max-width: 520px) {
            .logo-brand a {
                font-size: 0.95rem;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 1.1rem;
            }
            .banner-content h1 {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .trust-row {
                grid-template-columns: 1fr;
            }
            .info-panel {
                padding: 24px;
            }
            .btn-primary {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
        }

/* roulang page: category2 */
:root {
            --primary-bg: #0F0C20;
            --secondary-bg: #0B1A30;
            --accent-neon: #CCFF00;
            --accent-cyan: #00F0FF;
            --text-white: #FFFFFF;
            --text-silver: #A6ACAF;
            --card-bg: #151132;
            --border-glow: rgba(0, 240, 255, 0.35);
            --shadow-neon: 0 0 15px rgba(0, 240, 255, 0.5);
            --radius-lg: 22px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --spacing-section: 5rem;
            --spacing-md: 2rem;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
            background: linear-gradient(180deg, var(--primary-bg) 0%, var(--secondary-bg) 100%);
            color: var(--text-white);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

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

        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--accent-neon);
            outline-offset: 3px;
        }

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

        /* Header & Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 12, 32, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(0, 240, 255, 0.15);
            padding: 0.85rem 0;
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(15, 12, 32, 0.98);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
        }

        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .logo-brand a {
            display: flex;
            align-items: center;
            gap: 0.65rem;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--text-white);
            letter-spacing: -0.3px;
        }

        .logo-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--accent-neon), var(--accent-cyan));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-bg);
            font-size: 1.3rem;
            box-shadow: 0 0 18px rgba(0, 240, 255, 0.4);
        }

        .nav-toggle {
            display: none;
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-white);
            width: 44px;
            height: 44px;
            border-radius: 10px;
            font-size: 1.2rem;
            border: 1px solid rgba(255, 255, 255, 0.2);
            align-items: center;
            justify-content: center;
        }

        .nav-links {
            display: flex;
            align-items: center;
            list-style: none;
            gap: 0.25rem;
            margin: 0;
        }

        .nav-links li a {
            display: block;
            padding: 0.55rem 1rem;
            border-radius: 50px;
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-silver);
            transition: var(--transition);
        }

        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--text-white);
            background: rgba(0, 240, 255, 0.12);
            box-shadow: inset 0 0 0 1px rgba(0, 240, 255, 0.3);
        }

        .nav-links li a.active {
            color: var(--accent-neon);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }

        .btn-login,
        .btn-signup {
            padding: 0.55rem 1.3rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition);
        }

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

        .btn-login:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.4);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-neon), var(--accent-cyan));
            color: var(--primary-bg);
            box-shadow: 0 4px 20px rgba(0, 240, 255, 0.35);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(0, 240, 255, 0.5);
        }

        /* Hero Section */
        .hero {
            padding: 9rem 0 5rem;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0, 240, 255, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
            position: relative;
            z-index: 2;
        }

        .hero-content h1 {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -1px;
            margin-bottom: 1.2rem;
            background: linear-gradient(135deg, #FFFFFF 40%, var(--accent-neon));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-content .hero-sub {
            font-size: 1.2rem;
            color: var(--text-silver);
            margin-bottom: 2rem;
            line-height: 1.7;
            max-width: 520px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 2.5rem;
        }

        .btn-primary {
            padding: 1rem 2.2rem;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.05rem;
            background: linear-gradient(135deg, var(--accent-neon), var(--accent-cyan));
            color: var(--primary-bg);
            box-shadow: 0 8px 32px rgba(0, 240, 255, 0.4);
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            transition: var(--transition);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 40px rgba(0, 240, 255, 0.55);
        }

        .btn-outline {
            padding: 1rem 2.2rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1.05rem;
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-white);
            border: 1px solid rgba(255, 255, 255, 0.25);
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.14);
            border-color: rgba(255, 255, 255, 0.45);
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
        }

        .hero-stat {
            text-align: left;
        }

        .hero-stat .stat-num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent-neon);
            line-height: 1.2;
        }

        .hero-stat .stat-label {
            font-size: 0.85rem;
            color: var(--text-silver);
        }

        .hero-visual {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hero-visual img {
            width: 100%;
            max-width: 480px;
            border-radius: var(--radius-lg);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(0, 240, 255, 0.25);
        }

        .hero-badge-float {
            position: absolute;
            top: 20px;
            right: 20px;
            background: rgba(15, 12, 32, 0.9);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(0, 240, 255, 0.5);
            padding: 0.7rem 1.2rem;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.85rem;
            color: var(--accent-neon);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
            animation: pulse-glow 2s infinite;
        }

        @keyframes pulse-glow {
            0%, 100% { box-shadow: 0 0 20px rgba(0, 240, 255, 0.3); }
            50% { box-shadow: 0 0 32px rgba(0, 240, 255, 0.6); }
        }

        /* Sections */
        .section {
            padding: var(--spacing-section) 0;
            position: relative;
        }

        .section-header {
            max-width: 700px;
            margin-bottom: 3rem;
        }

        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 0.8rem;
            color: var(--text-white);
            text-align: left;
        }

        .section-header p {
            font-size: 1.1rem;
            color: var(--text-silver);
            line-height: 1.7;
            text-align: left;
        }

        /* Criteria Section */
        .criteria-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
        }

        .criteria-card {
            background: var(--card-bg);
            border: 1px solid rgba(0, 240, 255, 0.2);
            border-radius: var(--radius-md);
            padding: 1.8rem;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .criteria-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-neon), var(--accent-cyan));
            opacity: 0;
            transition: var(--transition);
        }

        .criteria-card:hover {
            border-color: rgba(0, 240, 255, 0.5);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
            transform: translateY(-4px);
        }

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

        .criteria-icon {
            width: 54px;
            height: 54px;
            border-radius: 14px;
            background: rgba(0, 240, 255, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent-cyan);
            margin-bottom: 1.2rem;
        }

        .criteria-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
            color: var(--text-white);
        }

        .criteria-card p {
            font-size: 0.95rem;
            color: var(--text-silver);
            line-height: 1.7;
        }

        /* Comparison Table */
        .comparison-wrapper {
            background: var(--card-bg);
            border: 1px solid rgba(0, 240, 255, 0.2);
            border-radius: var(--radius-lg);
            padding: 2rem;
            overflow-x: auto;
        }

        .comparison-table {
            width: 100%;
            min-width: 720px;
            border-collapse: collapse;
            margin: 0;
        }

        .comparison-table th {
            text-align: left;
            padding: 1rem 1.2rem;
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--accent-neon);
            border-bottom: 2px solid rgba(0, 240, 255, 0.3);
        }

        .comparison-table td {
            padding: 1rem 1.2rem;
            font-size: 0.95rem;
            color: var(--text-silver);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

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

        .comparison-table .highlight-row td {
            background: rgba(0, 240, 255, 0.06);
            color: var(--text-white);
            font-weight: 600;
        }

        /* Tips Section */
        .tips-list {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        .tip-item {
            display: flex;
            align-items: flex-start;
            gap: 1.2rem;
            background: var(--card-bg);
            border: 1px solid rgba(0, 240, 255, 0.18);
            border-radius: var(--radius-md);
            padding: 1.6rem;
            transition: var(--transition);
        }

        .tip-item:hover {
            border-color: rgba(0, 240, 255, 0.4);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
        }

        .tip-number {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-neon), var(--accent-cyan));
            color: var(--primary-bg);
            font-weight: 800;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .tip-content h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--text-white);
            text-align: left;
        }

        .tip-content p {
            font-size: 0.95rem;
            color: var(--text-silver);
            line-height: 1.7;
            text-align: left;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--card-bg);
            border: 1px solid rgba(0, 240, 255, 0.18);
            border-radius: var(--radius-md);
            margin-bottom: 1rem;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(0, 240, 255, 0.4);
        }

        .faq-question {
            width: 100%;
            background: transparent;
            color: var(--text-white);
            padding: 1.4rem 1.8rem;
            font-size: 1.05rem;
            font-weight: 600;
            text-align: left;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            border: none;
            transition: var(--transition);
        }

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

        .faq-question i {
            transition: transform 0.3s ease;
            color: var(--accent-cyan);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            padding: 0 1.8rem;
        }

        .faq-answer.active {
            max-height: 300px;
            padding-bottom: 1.4rem;
        }

        .faq-answer p {
            font-size: 0.95rem;
            color: var(--text-silver);
            line-height: 1.7;
        }

        /* CTA Section */
        .cta-section {
            padding: 4rem 0;
        }

        .cta-box {
            background: linear-gradient(135deg, rgba(0, 240, 255, 0.1), rgba(204, 255, 0, 0.08));
            border: 1px solid rgba(0, 240, 255, 0.3);
            border-radius: var(--radius-lg);
            padding: 3rem;
            text-align: center;
        }

        .cta-box h2 {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 1rem;
            color: var(--text-white);
        }

        .cta-box p {
            font-size: 1.1rem;
            color: var(--text-silver);
            margin-bottom: 2rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        /* Footer */
        .site-footer {
            background: rgba(8, 6, 20, 0.95);
            border-top: 1px solid rgba(0, 240, 255, 0.15);
            padding: 4rem 0 2rem;
            margin-top: 2rem;
        }

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

        .footer-brand h3 {
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: 1rem;
            color: var(--text-white);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .footer-brand h3 i {
            color: var(--accent-cyan);
        }

        .footer-brand p {
            font-size: 0.9rem;
            color: var(--text-silver);
            line-height: 1.7;
            margin-bottom: 1.2rem;
        }

        .footer-social {
            display: flex;
            gap: 0.8rem;
        }

        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-silver);
            transition: var(--transition);
        }

        .footer-social a:hover {
            background: rgba(0, 240, 255, 0.2);
            color: var(--accent-cyan);
            transform: translateY(-2px);
        }

        .footer-col h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 1.2rem;
            color: var(--text-white);
        }

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

        .footer-col ul li {
            margin-bottom: 0.7rem;
        }

        .footer-col ul li a {
            font-size: 0.9rem;
            color: var(--text-silver);
            transition: var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-bottom p {
            font-size: 0.85rem;
            color: var(--text-silver);
            margin: 0;
        }

        .footer-badges {
            display: flex;
            gap: 0.7rem;
        }

        .footer-badges span {
            padding: 0.35rem 1rem;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 700;
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-silver);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        /* FAB */
        .fab {
            position: fixed;
            left: 1.2rem;
            bottom: 5.5rem;
            z-index: 900;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(15, 12, 32, 0.85);
            backdrop-filter: blur(12px);
            border: 2px solid transparent;
            background-image: linear-gradient(rgba(15, 12, 32, 0.85), rgba(15, 12, 32, 0.85)), linear-gradient(135deg, var(--accent-neon), var(--accent-cyan));
            background-origin: border-box;
            background-clip: padding-box, border-box;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            font-size: 1.4rem;
            box-shadow: 0 0 18px rgba(0, 240, 255, 0.45);
            opacity: 0.7;
            transition: var(--transition);
            cursor: pointer;
        }

        .fab:hover {
            opacity: 1;
            box-shadow: 0 0 28px rgba(0, 240, 255, 0.65);
            transform: scale(1.08);
        }

        .fab:active {
            transform: scale(0.95);
            border-color: #FF007F;
            color: #FF007F;
        }

        .fab-notification {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: #FF007F;
            border: 2px solid var(--primary-bg);
            animation: blink-notification 1.5s infinite;
        }

        @keyframes blink-notification {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.4; }
        }

        /* Bottom CTA Bar */
        .bottom-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 950;
            background: rgba(15, 12, 32, 0.95);
            backdrop-filter: blur(16px);
            border-top: 1px solid rgba(0, 240, 255, 0.25);
            padding: 0.9rem 0;
            display: none;
            align-items: center;
            justify-content: center;
            gap: 1.2rem;
        }

        .bottom-cta-bar.visible {
            display: flex;
        }

        .bottom-cta-bar .cta-text {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-white);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 2.5rem;
            }

            .hero-visual {
                order: -1;
            }

            .hero-visual img {
                max-width: 100%;
            }

            .hero-content h1 {
                font-size: 2.4rem;
            }

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

        @media (max-width: 768px) {
            :root {
                --spacing-section: 3.5rem;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-links {
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(15, 12, 32, 0.98);
                backdrop-filter: blur(16px);
                flex-direction: column;
                align-items: stretch;
                padding: 1rem 1.5rem;
                gap: 0.5rem;
                border-bottom: 1px solid rgba(0, 240, 255, 0.2);
                display: none;
            }

            .nav-links.open {
                display: flex;
            }

            .nav-links li a {
                padding: 0.8rem 1.2rem;
                border-radius: 10px;
            }

            .nav-actions {
                margin-left: auto;
            }

            .btn-login,
            .btn-signup {
                padding: 0.5rem 1rem;
                font-size: 0.8rem;
            }

            .hero {
                padding: 7rem 0 3.5rem;
            }

            .hero-content h1 {
                font-size: 2rem;
            }

            .section-header h2 {
                font-size: 1.8rem;
            }

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }

            .cta-box {
                padding: 2rem 1.5rem;
            }

            .cta-box h2 {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 1rem;
            }

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

            .hero-actions {
                flex-direction: column;
                gap: 0.8rem;
            }

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

            .hero-stats {
                gap: 1rem;
            }

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

            .nav-actions {
                gap: 0.4rem;
            }

            .btn-login,
            .btn-signup {
                padding: 0.45rem 0.8rem;
                font-size: 0.75rem;
            }

            .logo-brand a {
                font-size: 1rem;
            }

            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 1rem;
            }
        }

/* roulang page: category3 */
:root {
            --primary-bg: #0F0C20;
            --secondary-bg: #0B1A30;
            --accent-primary: #CCFF00;
            --accent-secondary: #00F0FF;
            --text-white: #FFFFFF;
            --text-silver: #A6ACAF;
            --border-neon: rgba(204, 255, 0, 0.3);
            --shadow-neon: 0 0 15px rgba(0, 240, 255, 0.5);
            --radius-card: 16px;
            --radius-btn: 25px;
            --spacing-section: 4rem;
            --spacing-mobile: 2rem;
            --font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
        }

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

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

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

        a {
            text-decoration: none;
            color: var(--accent-secondary);
            transition: color 0.3s ease;
        }

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

        button {
            cursor: pointer;
            font-family: var(--font-family);
            border: none;
            outline: none;
        }

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

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 12, 32, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(204, 255, 0, 0.2);
            padding: 0.75rem 0;
            transition: all 0.3s ease;
        }

        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            flex-wrap: wrap;
        }

        .logo-brand a {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            color: var(--text-white);
            font-weight: 800;
            font-size: 1.2rem;
            letter-spacing: 0.3px;
            text-transform: uppercase;
        }

        .logo-brand .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            color: var(--primary-bg);
            font-size: 1.1rem;
            transition: transform 0.3s ease;
        }

        .logo-brand a:hover .logo-icon {
            transform: rotate(360deg);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li a {
            color: var(--text-silver);
            font-weight: 600;
            font-size: 0.95rem;
            transition: color 0.3s ease, border-color 0.3s ease;
            padding-bottom: 0.3rem;
            border-bottom: 2px solid transparent;
        }

        .nav-links li a:hover,
        .nav-links li a.active {
            color: var(--accent-primary);
            border-bottom-color: var(--accent-primary);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .btn-login {
            background: transparent;
            color: var(--accent-secondary);
            border: 1px solid var(--accent-secondary);
            border-radius: var(--radius-btn);
            padding: 0.5rem 1.2rem;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.3s ease;
        }

        .btn-login:hover {
            background: rgba(0, 240, 255, 0.1);
            box-shadow: 0 0 10px rgba(0, 240, 255, 0.4);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            color: var(--primary-bg);
            border-radius: var(--radius-btn);
            padding: 0.5rem 1.5rem;
            font-weight: 700;
            font-size: 0.9rem;
            transition: all 0.3s ease;
            box-shadow: 0 4px 12px rgba(204, 255, 0, 0.3);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(204, 255, 0, 0.5);
        }

        .nav-toggle {
            display: none;
            background: transparent;
            color: var(--text-white);
            font-size: 1.5rem;
            padding: 0.5rem;
            border-radius: 8px;
            border: 1px solid var(--border-neon);
        }

        /* Hero Section */
        .hero-support {
            padding: 8rem 0 4rem;
            background: linear-gradient(180deg, var(--primary-bg) 0%, var(--secondary-bg) 100%);
            position: relative;
            overflow: hidden;
        }

        .hero-support::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0, 240, 255, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-support::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(204, 255, 0, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .hero-text h1 {
            font-size: 2.6rem;
            font-weight: 900;
            line-height: 1.25;
            margin-bottom: 1.2rem;
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-text p {
            color: var(--text-silver);
            font-size: 1.1rem;
            margin-bottom: 2rem;
            line-height: 1.7;
        }

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

        .btn-primary {
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            color: var(--primary-bg);
            border-radius: var(--radius-btn);
            padding: 0.8rem 2rem;
            font-weight: 700;
            font-size: 1rem;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(204, 255, 0, 0.35);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(204, 255, 0, 0.55);
        }

        .btn-secondary {
            background: transparent;
            color: var(--accent-secondary);
            border: 2px solid var(--accent-secondary);
            border-radius: var(--radius-btn);
            padding: 0.8rem 2rem;
            font-weight: 700;
            font-size: 1rem;
            transition: all 0.3s ease;
        }

        .btn-secondary:hover {
            background: rgba(0, 240, 255, 0.1);
            box-shadow: var(--shadow-neon);
        }

        .hero-panel {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(204, 255, 0, 0.25);
            border-radius: var(--radius-card);
            padding: 2rem;
            backdrop-filter: blur(10px);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
        }

        .hero-panel h3 {
            color: var(--accent-primary);
            font-weight: 800;
            font-size: 1.3rem;
            margin-bottom: 1.5rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .panel-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
        }

        .stat-item {
            background: rgba(0, 240, 255, 0.05);
            border-radius: 12px;
            padding: 1.2rem;
            text-align: center;
            border: 1px solid rgba(0, 240, 255, 0.2);
            transition: all 0.3s ease;
        }

        .stat-item:hover {
            background: rgba(0, 240, 255, 0.1);
            transform: translateY(-3px);
            box-shadow: 0 6px 15px rgba(0, 240, 255, 0.2);
        }

        .stat-item .number {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--accent-primary);
            display: block;
        }

        .stat-item .label {
            font-size: 0.85rem;
            color: var(--text-silver);
            margin-top: 0.3rem;
        }

        /* Section General */
        .section {
            padding: var(--spacing-section) 0;
        }

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

        .section-heading {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 1rem;
            color: var(--text-white);
            text-align: left;
            line-height: 1.3;
        }

        .section-heading span {
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .section-sub {
            color: var(--text-silver);
            font-size: 1.05rem;
            margin-bottom: 2.5rem;
            line-height: 1.7;
            max-width: 800px;
        }

        /* Support Methods */
        .support-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .support-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(204, 255, 0, 0.2);
            border-radius: var(--radius-card);
            padding: 2rem;
            transition: all 0.35s ease;
            position: relative;
            overflow: hidden;
        }

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

        .support-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0, 240, 255, 0.15);
            border-color: rgba(204, 255, 0, 0.4);
        }

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

        .support-card .icon-wrap {
            width: 55px;
            height: 55px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(204, 255, 0, 0.15), rgba(0, 240, 255, 0.15));
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.2rem;
            font-size: 1.4rem;
            color: var(--accent-primary);
        }

        .support-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
            color: var(--text-white);
        }

        .support-card p {
            color: var(--text-silver);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        /* Process */
        .process-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.2rem;
            counter-reset: step;
        }

        .process-item {
            display: flex;
            align-items: flex-start;
            gap: 1.5rem;
            padding: 1.5rem;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 12px;
            border-left: 4px solid var(--accent-primary);
            transition: all 0.3s ease;
        }

        .process-item:hover {
            background: rgba(0, 240, 255, 0.05);
            transform: translateX(8px);
        }

        .process-step {
            counter-increment: step;
            min-width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            color: var(--primary-bg);
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
        }

        .process-step::before {
            content: counter(step);
        }

        .process-content h4 {
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 0.4rem;
            color: var(--text-white);
        }

        .process-content p {
            color: var(--text-silver);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        /* FAQ */
        .faq-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1rem;
        }

        .faq-item {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(204, 255, 0, 0.2);
            border-radius: 12px;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .faq-item:hover {
            border-color: rgba(204, 255, 0, 0.4);
        }

        .faq-question {
            width: 100%;
            background: transparent;
            color: var(--text-white);
            padding: 1.2rem 1.5rem;
            font-weight: 700;
            font-size: 1rem;
            text-align: left;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            transition: color 0.3s ease;
        }

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

        .faq-question i {
            transition: transform 0.3s ease;
        }

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

        .faq-answer {
            display: none;
            padding: 0 1.5rem 1.2rem;
            color: var(--text-silver);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .faq-item.active .faq-answer {
            display: block;
        }

        /* CTA Section */
        .cta-section {
            padding: 4rem 0;
            background: linear-gradient(135deg, rgba(204, 255, 0, 0.08), rgba(0, 240, 255, 0.08));
            border-top: 1px solid rgba(204, 255, 0, 0.2);
            border-bottom: 1px solid rgba(204, 255, 0, 0.2);
        }

        .cta-box {
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 2rem;
            align-items: center;
        }

        .cta-box h2 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 0.8rem;
            color: var(--text-white);
        }

        .cta-box p {
            color: var(--text-silver);
            font-size: 1.05rem;
            margin-bottom: 0;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-bg);
            border-top: 1px solid rgba(204, 255, 0, 0.2);
            padding: 3rem 0 1.5rem;
            margin-top: 0;
        }

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

        .footer-brand h3 {
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--accent-primary);
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .footer-brand p {
            color: var(--text-silver);
            font-size: 0.9rem;
            line-height: 1.7;
            margin-bottom: 1rem;
        }

        .footer-social {
            display: flex;
            gap: 0.8rem;
        }

        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-silver);
            border: 1px solid rgba(204, 255, 0, 0.2);
            transition: all 0.3s ease;
        }

        .footer-social a:hover {
            background: var(--accent-primary);
            color: var(--primary-bg);
            border-color: var(--accent-primary);
            transform: translateY(-3px);
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 1rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

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

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

        .footer-col ul li a {
            color: var(--text-silver);
            font-size: 0.9rem;
            transition: color 0.3s ease;
        }

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

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-bottom p {
            color: var(--text-silver);
            font-size: 0.85rem;
            margin: 0;
        }

        .footer-badges {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
        }

        .footer-badges span {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(204, 255, 0, 0.3);
            border-radius: 20px;
            padding: 0.35rem 1rem;
            font-size: 0.8rem;
            color: var(--accent-primary);
            font-weight: 600;
        }

        /* FAB */
        .fab-support {
            position: fixed;
            left: 1.5rem;
            bottom: 6rem;
            z-index: 999;
            display: flex;
            align-items: center;
            justify-content: center;
            width: 58px;
            height: 58px;
            border-radius: 50%;
            background: rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 2px solid transparent;
            background-image: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            background-origin: border-box;
            background-clip: padding-box, border-box;
            box-shadow: 0 0 15px rgba(0, 240, 255, 0.5);
            color: var(--accent-primary);
            font-size: 1.5rem;
            opacity: 0.6;
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .fab-support:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 0 25px rgba(0, 240, 255, 0.8);
        }

        .fab-support:active {
            transform: scale(0.95);
            border-color: #FF007F;
            color: #FF007F;
            box-shadow: 0 0 20px rgba(255, 0, 127, 0.6);
        }

        .fab-support .notification-dot {
            position: absolute;
            top: 2px;
            right: 2px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: #FF007F;
            border: 2px solid var(--primary-bg);
            animation: pulse-dot 1.5s infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }

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

            .hero-text h1 {
                font-size: 2.2rem;
            }

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

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

            .cta-box {
                grid-template-columns: 1fr;
                text-align: left;
            }
        }

        @media (max-width: 768px) {
            .nav-wrap {
                flex-wrap: nowrap;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(15, 12, 32, 0.98);
                flex-direction: column;
                padding: 1rem;
                gap: 0.8rem;
                border-bottom: 1px solid rgba(204, 255, 0, 0.2);
            }

            .nav-links.show {
                display: flex;
            }

            .nav-toggle {
                display: block;
            }

            .nav-actions {
                display: flex;
            }

            .btn-login,
            .btn-signup {
                padding: 0.4rem 0.9rem;
                font-size: 0.8rem;
            }

            .hero-support {
                padding: 6rem 0 3rem;
            }

            .hero-text h1 {
                font-size: 1.8rem;
            }

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

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

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

            .panel-stats {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }

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

            .process-item {
                flex-direction: column;
                gap: 0.8rem;
            }

            .fab-support {
                left: 1rem;
                bottom: 5rem;
                width: 50px;
                height: 50px;
                font-size: 1.3rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 1rem;
            }

            .hero-text h1 {
                font-size: 1.5rem;
            }

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

            .btn-primary,
            .btn-secondary {
                width: 100%;
                text-align: center;
            }

            .hero-panel {
                padding: 1.2rem;
            }

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

            .section-heading {
                font-size: 1.3rem;
            }

            .cta-box h2 {
                font-size: 1.4rem;
            }
        }