/* roulang page: index */
:root {
            --bg-primary: #0F0C20;
            --bg-secondary: #0B1A30;
            --bg-card: #15102A;
            --accent-lime: #CCFF00;
            --accent-cyan: #00F0FF;
            --accent-pink: #FF007F;
            --text-white: #FFFFFF;
            --text-silver: #A6ACAF;
            --text-cyan: #00F0FF;
            --border-neon: rgba(0, 240, 255, 0.3);
            --shadow-neon: 0 0 20px rgba(0, 240, 255, 0.3);
            --shadow-lime: 0 0 20px rgba(204, 255, 0, 0.3);
            --radius-card: 16px;
            --radius-btn: 30px;
            --spacing-section: 4.5rem;
            --transition-base: all 0.3s ease;
        }

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

        body {
            font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', sans-serif;
            background-color: var(--bg-primary);
            color: var(--text-white);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

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

        button,
        .btn {
            transition: var(--transition-base);
        }

        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* Header / Navigation */
        .site-header {
            background: rgba(15, 12, 32, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-neon);
            position: sticky;
            top: 0;
            z-index: 1050;
            padding: 12px 0;
        }

        .navbar-brand {
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--text-white) !important;
            letter-spacing: 0.3px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .navbar-brand .brand-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--bg-primary);
            font-size: 1.3rem;
        }

        .navbar-brand .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }

        .navbar-brand .brand-text .brand-main {
            font-size: 1.05rem;
            font-weight: 800;
            background: linear-gradient(90deg, var(--text-white), var(--accent-cyan));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .navbar-brand .brand-text .brand-sub {
            font-size: 0.7rem;
            font-weight: 500;
            color: var(--text-silver);
            letter-spacing: 0.5px;
        }

        .navbar-nav .nav-link {
            color: var(--text-silver);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 8px 16px !important;
            border-radius: 20px;
            margin: 0 2px;
            transition: var(--transition-base);
        }

        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link:focus {
            color: var(--accent-cyan);
            background: rgba(0, 240, 255, 0.08);
        }

        .navbar-nav .nav-link.active {
            color: var(--bg-primary);
            background: var(--accent-cyan);
            font-weight: 700;
        }

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

        .btn-login {
            color: var(--text-white);
            font-weight: 600;
            padding: 8px 18px;
            border: none;
            background: transparent;
            font-size: 0.9rem;
            cursor: pointer;
        }

        .btn-login:hover {
            color: var(--accent-cyan);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-cyan), #0099ff);
            color: var(--bg-primary);
            font-weight: 700;
            padding: 10px 24px;
            border: none;
            border-radius: var(--radius-btn);
            font-size: 0.9rem;
            cursor: pointer;
            box-shadow: 0 0 18px rgba(0, 240, 255, 0.35);
        }

        .btn-signup:hover {
            box-shadow: 0 0 28px rgba(0, 240, 255, 0.6);
            transform: translateY(-2px);
            color: var(--bg-primary);
        }

        .navbar-toggler {
            border: 1px solid var(--border-neon);
            color: var(--accent-cyan);
            padding: 6px 10px;
            font-size: 1.2rem;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.3);
        }

        /* Hero Section */
        .hero-section {
            padding: 4rem 0 3rem;
            background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, #0D1A2E 100%);
            position: relative;
            overflow: hidden;
            min-height: 650px;
            display: flex;
            align-items: center;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0, 240, 255, 0.15), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(204, 255, 0, 0.1), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 240, 255, 0.1);
            border: 1px solid var(--border-neon);
            color: var(--text-cyan);
            padding: 8px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 1.5rem;
        }

        .hero-badge i {
            animation: pulse-icon 2s infinite;
        }

        @keyframes pulse-icon {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.5; }
        }

        .hero-title {
            font-size: 3rem;
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 1.5rem;
            background: linear-gradient(135deg, #FFFFFF 0%, #CCFF00 40%, #00F0FF 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-description {
            font-size: 1.1rem;
            color: var(--text-silver);
            max-width: 600px;
            margin-bottom: 2rem;
            line-height: 1.7;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 2rem;
        }

        .btn-primary-cta {
            background: linear-gradient(135deg, var(--accent-lime), #99cc00);
            color: var(--bg-primary);
            font-weight: 800;
            padding: 14px 32px;
            border: none;
            border-radius: var(--radius-btn);
            font-size: 1rem;
            cursor: pointer;
            box-shadow: 0 0 25px rgba(204, 255, 0, 0.4);
        }

        .btn-primary-cta:hover {
            box-shadow: 0 0 40px rgba(204, 255, 0, 0.6);
            transform: translateY(-3px);
            color: var(--bg-primary);
        }

        .btn-outline-cta {
            background: transparent;
            color: var(--accent-cyan);
            font-weight: 700;
            padding: 14px 32px;
            border: 2px solid var(--accent-cyan);
            border-radius: var(--radius-btn);
            font-size: 1rem;
            cursor: pointer;
        }

        .btn-outline-cta:hover {
            background: var(--accent-cyan);
            color: var(--bg-primary);
            box-shadow: var(--shadow-neon);
        }

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

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

        .hero-stat .stat-number {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--accent-cyan);
        }

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

        .hero-image-wrapper {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hero-image {
            width: 100%;
            max-width: 520px;
            border-radius: var(--radius-card);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 40px rgba(0, 240, 255, 0.2);
            border: 1px solid var(--border-neon);
            transform: rotate(2deg);
            transition: var(--transition-base);
        }

        .hero-image:hover {
            transform: rotate(0deg) scale(1.02);
            box-shadow: 0 25px 70px rgba(0, 0, 0, 0.6), 0 0 60px rgba(0, 240, 255, 0.4);
        }

        /* Brand Story Section */
        .brand-story-section {
            padding: var(--spacing-section) 0;
            background: var(--bg-secondary);
            position: relative;
        }

        .brand-story-content {
            display: flex;
            align-items: center;
            gap: 40px;
        }

        .brand-story-text {
            flex: 1;
        }

        .brand-story-image {
            flex: 1;
        }

        .brand-story-image img {
            border-radius: var(--radius-card);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
            border: 1px solid rgba(204, 255, 0, 0.2);
        }

        .section-label {
            display: inline-block;
            color: var(--accent-lime);
            font-weight: 700;
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 16px;
            color: var(--text-white);
            line-height: 1.3;
        }

        .section-description {
            color: var(--text-silver);
            font-size: 1.05rem;
            line-height: 1.7;
            margin-bottom: 20px;
        }

        /* Featured Content Cards */
        .featured-section {
            padding: var(--spacing-section) 0;
            background: var(--bg-primary);
        }

        .featured-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 28px;
            margin-top: 32px;
        }

        .featured-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid rgba(0, 240, 255, 0.15);
            transition: var(--transition-base);
            position: relative;
        }

        .featured-card:hover {
            transform: translateY(-6px);
            border-color: var(--accent-cyan);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4), 0 0 25px rgba(0, 240, 255, 0.2);
        }

        .featured-card .card-image {
            height: 200px;
            overflow: hidden;
            position: relative;
        }

        .featured-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-base);
        }

        .featured-card:hover .card-image img {
            transform: scale(1.08);
        }

        .featured-card .card-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--accent-pink);
            color: var(--text-white);
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.5px;
        }

        .featured-card .card-body {
            padding: 22px;
        }

        .featured-card .card-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 10px;
        }

        .featured-card .card-text {
            color: var(--text-silver);
            font-size: 0.92rem;
            line-height: 1.6;
        }

        /* Testimonial Bubbles */
        .testimonial-section {
            padding: var(--spacing-section) 0;
            background: linear-gradient(135deg, var(--bg-secondary), #0D1A2E);
        }

        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px;
            margin-top: 32px;
        }

        .testimonial-bubble {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-card);
            padding: 28px;
            position: relative;
        }

        .testimonial-bubble::before {
            content: '"';
            font-size: 4rem;
            color: var(--accent-cyan);
            opacity: 0.2;
            position: absolute;
            top: 10px;
            left: 20px;
            font-weight: 900;
        }

        .testimonial-text {
            color: var(--text-white);
            font-size: 0.98rem;
            line-height: 1.7;
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
            font-style: italic;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }

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

        .testimonial-name {
            font-weight: 700;
            color: var(--text-white);
            font-size: 0.95rem;
        }

        .testimonial-role {
            color: var(--text-silver);
            font-size: 0.8rem;
        }

        /* News/Info Section */
        .news-section {
            padding: var(--spacing-section) 0;
            background: var(--bg-primary);
        }

        .news-layout {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
            margin-top: 32px;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .news-item {
            padding: 18px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: var(--transition-base);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
        }

        .news-item:hover {
            padding-left: 10px;
            border-bottom-color: var(--accent-cyan);
        }

        .news-item-content {
            flex: 1;
        }

        .news-item-title {
            font-weight: 700;
            color: var(--text-white);
            font-size: 1.05rem;
            margin-bottom: 4px;
        }

        .news-item-meta {
            color: var(--text-silver);
            font-size: 0.82rem;
        }

        .news-item-date {
            color: var(--text-cyan);
            font-size: 0.85rem;
            font-weight: 600;
            white-space: nowrap;
        }

        .news-sidebar {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 28px;
            border: 1px solid rgba(204, 255, 0, 0.15);
            height: fit-content;
        }

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

        .news-sidebar-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

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

        .news-sidebar-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(0, 240, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            flex-shrink: 0;
        }

        .news-sidebar-text {
            font-weight: 600;
            color: var(--text-white);
            font-size: 0.9rem;
            line-height: 1.4;
        }

        /* Timeline Section */
        .timeline-section {
            padding: var(--spacing-section) 0;
            background: var(--bg-secondary);
        }

        .timeline {
            position: relative;
            margin-top: 40px;
            padding-left: 30px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 10px;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(180deg, var(--accent-cyan), var(--accent-lime));
            border-radius: 3px;
        }

        .timeline-item {
            position: relative;
            padding-bottom: 36px;
            padding-left: 20px;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -26px;
            top: 6px;
            width: 15px;
            height: 15px;
            border-radius: 50%;
            background: var(--accent-cyan);
            border: 3px solid var(--bg-secondary);
            box-shadow: 0 0 15px rgba(0, 240, 255, 0.5);
        }

        .timeline-date {
            color: var(--accent-lime);
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            margin-bottom: 6px;
        }

        .timeline-title {
            color: var(--text-white);
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 8px;
        }

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

        /* Entry Matrix */
        .entry-matrix-section {
            padding: var(--spacing-section) 0;
            background: var(--bg-primary);
        }

        .entry-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 20px;
            margin-top: 32px;
        }

        .entry-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 28px;
            text-align: center;
            border: 1px solid rgba(0, 240, 255, 0.12);
            transition: var(--transition-base);
        }

        .entry-card:hover {
            border-color: var(--accent-cyan);
            box-shadow: var(--shadow-neon);
            transform: translateY(-4px);
        }

        .entry-card .entry-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(0, 240, 255, 0.2), rgba(204, 255, 0, 0.2));
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.6rem;
            color: var(--accent-cyan);
        }

        .entry-card .entry-title {
            color: var(--text-white);
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 8px;
        }

        .entry-card .entry-desc {
            color: var(--text-silver);
            font-size: 0.88rem;
            line-height: 1.5;
        }

        /* Platform Guarantee */
        .guarantee-section {
            padding: var(--spacing-section) 0;
            background: linear-gradient(135deg, var(--bg-secondary), #0D1A2E);
        }

        .guarantee-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            margin-top: 32px;
            justify-content: center;
        }

        .guarantee-badge {
            display: flex;
            align-items: center;
            gap: 12px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 40px;
            padding: 14px 26px;
            transition: var(--transition-base);
        }

        .guarantee-badge:hover {
            border-color: var(--accent-lime);
            box-shadow: var(--shadow-lime);
        }

        .guarantee-badge i {
            color: var(--accent-lime);
            font-size: 1.2rem;
        }

        .guarantee-badge span {
            color: var(--text-white);
            font-weight: 600;
            font-size: 0.92rem;
        }

        /* FAQ Section */
        .faq-section {
            padding: var(--spacing-section) 0;
            background: var(--bg-primary);
        }

        .accordion-item {
            background: var(--bg-card);
            border: 1px solid rgba(0, 240, 255, 0.12);
            border-radius: 12px !important;
            margin-bottom: 16px;
            overflow: hidden;
        }

        .accordion-button {
            background: var(--bg-card);
            color: var(--text-white);
            font-weight: 700;
            font-size: 1rem;
            padding: 20px 24px;
            border: none;
        }

        .accordion-button:not(.collapsed) {
            background: var(--bg-card);
            color: var(--accent-cyan);
            box-shadow: none;
        }

        .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.2);
            border-color: var(--accent-cyan);
        }

        .accordion-button::after {
            filter: brightness(0) invert(1);
        }

        .accordion-body {
            color: var(--text-silver);
            font-size: 0.95rem;
            line-height: 1.7;
            padding: 0 24px 20px;
        }

        /* CTA / Subscription Section */
        .subscription-section {
            padding: var(--spacing-section) 0;
            background: linear-gradient(135deg, #1A1035, var(--bg-secondary));
            position: relative;
            overflow: hidden;
        }

        .subscription-section::before {
            content: '';
            position: absolute;
            top: -30%;
            left: 50%;
            transform: translateX(-50%);
            width: 800px;
            height: 800px;
            background: radial-gradient(circle, rgba(204, 255, 0, 0.08), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .subscription-card {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 24px;
            padding: 48px;
            border: 1px solid rgba(204, 255, 0, 0.2);
            position: relative;
            z-index: 1;
            text-align: center;
        }

        .subscription-card h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 16px;
        }

        .subscription-card p {
            color: var(--text-silver);
            font-size: 1.05rem;
            max-width: 600px;
            margin: 0 auto 28px;
        }

        .subscription-form {
            display: flex;
            gap: 12px;
            max-width: 500px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .subscription-form input {
            flex: 1;
            min-width: 250px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-btn);
            padding: 14px 22px;
            color: var(--text-white);
            font-size: 0.95rem;
            outline: none;
            transition: var(--transition-base);
        }

        .subscription-form input:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.2);
        }

        .subscription-form input::placeholder {
            color: var(--text-silver);
        }

        .btn-subscribe {
            background: linear-gradient(135deg, var(--accent-lime), #99cc00);
            color: var(--bg-primary);
            font-weight: 800;
            padding: 14px 32px;
            border: none;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            cursor: pointer;
            box-shadow: 0 0 25px rgba(204, 255, 0, 0.4);
        }

        .btn-subscribe:hover {
            box-shadow: 0 0 40px rgba(204, 255, 0, 0.6);
            transform: translateY(-2px);
        }

        /* Footer */
        .site-footer {
            background: #0A0818;
            border-top: 1px solid var(--border-neon);
            padding: 48px 0 24px;
        }

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

        .footer-brand span {
            background: linear-gradient(90deg, var(--accent-cyan), var(--accent-lime));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .footer-description {
            color: var(--text-silver);
            font-size: 0.9rem;
            line-height: 1.7;
            max-width: 350px;
        }

        .footer-heading {
            color: var(--text-white);
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 16px;
        }

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

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

        .footer-links a {
            color: var(--text-silver);
            font-size: 0.9rem;
            transition: var(--transition-base);
        }

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

        .footer-bottom {
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            text-align: center;
            color: var(--text-silver);
            font-size: 0.85rem;
        }

        /* FAB */
        .fab-float {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 1040;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(0, 0, 0, 0.7);
            backdrop-filter: blur(10px);
            border: 2px solid transparent;
            background-image: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), linear-gradient(135deg, var(--accent-lime), 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: 1.5rem;
            cursor: pointer;
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
            transition: var(--transition-base);
            opacity: 0.7;
            animation: fab-breathe 3s ease-in-out infinite;
        }

        .fab-float:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 0 35px rgba(0, 240, 255, 0.6);
        }

        @keyframes fab-breathe {
            0%, 100% { box-shadow: 0 0 20px rgba(0, 240, 255, 0.3); }
            50% { box-shadow: 0 0 35px rgba(0, 240, 255, 0.6); }
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-title {
                font-size: 2.4rem;
            }

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

        @media (max-width: 768px) {
            :root {
                --spacing-section: 3rem;
            }

            .hero-section {
                min-height: auto;
                padding: 3rem 0;
            }

            .hero-title {
                font-size: 2rem;
            }

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

            .hero-image-wrapper {
                margin-top: 30px;
            }

            .hero-image {
                transform: rotate(0deg);
                max-width: 100%;
            }

            .brand-story-content {
                flex-direction: column;
                gap: 24px;
            }

            .news-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .subscription-card {
                padding: 32px 20px;
            }

            .subscription-card h2 {
                font-size: 1.5rem;
            }

            .header-actions {
                gap: 8px;
            }

            .btn-login {
                padding: 8px 12px;
                font-size: 0.85rem;
            }

            .btn-signup {
                padding: 8px 16px;
                font-size: 0.85rem;
            }

            .navbar-brand .brand-text .brand-main {
                font-size: 0.9rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .hero-title {
                font-size: 1.7rem;
            }

            .hero-stats {
                gap: 16px;
            }

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

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

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

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

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

            .timeline {
                padding-left: 20px;
            }

            .subscription-form {
                flex-direction: column;
            }

            .subscription-form input {
                min-width: 100%;
            }

            .btn-subscribe {
                width: 100%;
            }

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

/* roulang page: article */
:root {
            --primary-bg: #0F0C20;
            --secondary-bg: #0B1A30;
            --accent-lime: #CCFF00;
            --accent-cyan: #00F0FF;
            --text-white: #FFFFFF;
            --text-silver: #A6ACAF;
            --border-neon: rgba(0, 240, 255, 0.25);
            --border-neon-strong: rgba(0, 240, 255, 0.65);
            --card-bg: rgba(255, 255, 255, 0.03);
            --card-hover-bg: rgba(255, 255, 255, 0.06);
            --radius-md: 16px;
            --radius-lg: 24px;
            --shadow-neon: 0 0 15px rgba(0, 240, 255, 0.5);
            --shadow-neon-soft: 0 0 8px rgba(0, 240, 255, 0.25);
            --shadow-lime: 0 0 12px rgba(204, 255, 0, 0.35);
            --font-body: 'Segoe UI', 'Roboto', system-ui, -apple-system, sans-serif;
            --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: var(--font-body);
            background: linear-gradient(135deg, var(--primary-bg) 0%, var(--secondary-bg) 100%);
            color: var(--text-white);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

        .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(15, 12, 32, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-neon);
            padding: 14px 0;
        }

        .navbar {
            padding: 0;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-white);
            font-weight: 700;
            font-size: 1.25rem;
            text-decoration: none;
            transition: var(--transition);
        }

        .navbar-brand:hover {
            color: var(--accent-lime);
        }

        .brand-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0F0C20;
            font-size: 1.3rem;
            box-shadow: var(--shadow-neon-soft);
            flex-shrink: 0;
        }

        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }

        .brand-main {
            font-size: 1.1rem;
            font-weight: 800;
            letter-spacing: -0.5px;
        }

        .brand-sub {
            font-size: 0.7rem;
            color: var(--text-silver);
            font-weight: 500;
            letter-spacing: 0.3px;
        }

        .navbar-toggler {
            border: 1px solid var(--border-neon-strong);
            color: var(--accent-cyan);
            background: rgba(0, 240, 255, 0.05);
            width: 42px;
            height: 42px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            transition: var(--transition);
        }

        .navbar-toggler:hover {
            background: rgba(0, 240, 255, 0.12);
            box-shadow: var(--shadow-neon-soft);
        }

        .navbar-toggler:focus {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
            box-shadow: none;
        }

        .navbar-nav {
            gap: 6px;
        }

        .nav-link {
            color: var(--text-silver) !important;
            font-weight: 600;
            font-size: 0.92rem;
            padding: 8px 16px !important;
            border-radius: 10px;
            transition: var(--transition);
            position: relative;
        }

        .nav-link:hover {
            color: var(--accent-cyan) !important;
            background: rgba(0, 240, 255, 0.06);
        }

        .nav-link.active {
            color: var(--accent-lime) !important;
            background: rgba(204, 255, 0, 0.08);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--accent-lime);
            border-radius: 2px;
            box-shadow: var(--shadow-lime);
        }

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

        .btn-login,
        .btn-signup {
            padding: 9px 20px;
            border-radius: 12px;
            font-weight: 700;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-login {
            background: transparent;
            color: var(--text-white);
            border: 1px solid var(--border-neon-strong);
        }

        .btn-login:hover {
            background: rgba(0, 240, 255, 0.1);
            border-color: var(--accent-cyan);
            box-shadow: var(--shadow-neon-soft);
            transform: translateY(-1px);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            color: #0F0C20;
            box-shadow: var(--shadow-neon-soft);
        }

        .btn-signup:hover {
            box-shadow: var(--shadow-neon);
            transform: translateY(-2px);
        }

        .btn-login:focus,
        .btn-signup:focus {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
        }

        /* Article Hero */
        .article-hero {
            padding: 50px 0 35px;
            position: relative;
        }

        .article-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80%;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--accent-cyan), var(--accent-lime), transparent);
            opacity: 0.4;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-silver);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .breadcrumb-nav a {
            color: var(--text-silver);
            transition: var(--transition);
        }

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

        .breadcrumb-sep {
            color: var(--accent-cyan);
            font-size: 0.7rem;
        }

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

        .article-category-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(204, 255, 0, 0.1);
            border: 1px solid rgba(204, 255, 0, 0.3);
            color: var(--accent-lime);
            font-size: 0.8rem;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: 50px;
            margin-bottom: 16px;
            letter-spacing: 0.4px;
        }

        .article-title {
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.5px;
            margin-bottom: 18px;
            color: var(--text-white);
            text-shadow: 0 0 20px rgba(0, 240, 255, 0.15);
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            color: var(--text-silver);
            font-size: 0.9rem;
            margin-bottom: 30px;
            padding-bottom: 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .article-meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
        }

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

        /* Article Content */
        .article-content-wrapper {
            padding: 10px 0 60px;
        }

        .article-featured-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            margin-bottom: 35px;
            border: 1px solid var(--border-neon);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
            position: relative;
        }

        .article-featured-image img {
            width: 100%;
            height: 420px;
            object-fit: cover;
            transition: var(--transition);
        }

        .article-featured-image::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, rgba(15, 12, 32, 0.6), transparent);
            pointer-events: none;
        }

        .article-body {
            font-size: 1.08rem;
            line-height: 1.7;
            color: #E0E4E8;
            max-width: 780px;
        }

        .article-body h2 {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--text-white);
            margin: 40px 0 16px;
            line-height: 1.3;
            letter-spacing: -0.3px;
        }

        .article-body h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--accent-cyan);
            margin: 30px 0 12px;
            line-height: 1.3;
        }

        .article-body p {
            margin-bottom: 18px;
        }

        .article-body ul,
        .article-body ol {
            margin-bottom: 20px;
            padding-left: 24px;
        }

        .article-body li {
            margin-bottom: 10px;
        }

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

        .article-body ol li::marker {
            color: var(--accent-lime);
            font-weight: 700;
        }

        .article-body blockquote {
            border-left: 4px solid var(--accent-cyan);
            background: rgba(0, 240, 255, 0.05);
            padding: 18px 22px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin: 25px 0;
            color: var(--text-white);
            font-style: italic;
            box-shadow: var(--shadow-neon-soft);
        }

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

        .article-body a {
            text-decoration: underline;
            text-underline-offset: 3px;
            font-weight: 600;
        }

        .article-not-found {
            text-align: center;
            padding: 80px 20px;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-neon);
            margin: 30px 0 60px;
        }

        .article-not-found-icon {
            font-size: 3.5rem;
            color: var(--accent-cyan);
            margin-bottom: 20px;
            opacity: 0.7;
        }

        .article-not-found h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-white);
        }

        .article-not-found p {
            color: var(--text-silver);
            margin-bottom: 25px;
        }

        .btn-back-home {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            color: #0F0C20;
            font-weight: 700;
            padding: 12px 26px;
            border-radius: 12px;
            text-decoration: none;
            transition: var(--transition);
            box-shadow: var(--shadow-neon-soft);
        }

        .btn-back-home:hover {
            color: #0F0C20;
            box-shadow: var(--shadow-neon);
            transform: translateY(-2px);
        }

        /* Article CTA */
        .article-cta-section {
            padding: 50px 0 70px;
        }

        .article-cta-box {
            background: linear-gradient(135deg, rgba(0, 240, 255, 0.08), rgba(204, 255, 0, 0.06));
            border: 1px solid var(--border-neon-strong);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 30px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }

        .article-cta-box::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(0, 240, 255, 0.15), transparent);
            border-radius: 50%;
            pointer-events: none;
        }

        .article-cta-text {
            flex: 1;
            min-width: 260px;
        }

        .article-cta-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
        }

        .article-cta-text p {
            color: var(--text-silver);
            margin-bottom: 0;
            font-size: 0.98rem;
        }

        .article-cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .btn-cta-primary,
        .btn-cta-secondary {
            padding: 12px 24px;
            border-radius: 12px;
            font-weight: 700;
            font-size: 0.95rem;
            text-decoration: none;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .btn-cta-primary {
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            color: #0F0C20;
            box-shadow: var(--shadow-neon-soft);
        }

        .btn-cta-primary:hover {
            color: #0F0C20;
            box-shadow: var(--shadow-neon);
            transform: translateY(-2px);
        }

        .btn-cta-secondary {
            background: transparent;
            color: var(--accent-cyan);
            border: 1px solid var(--border-neon-strong);
        }

        .btn-cta-secondary:hover {
            background: rgba(0, 240, 255, 0.1);
            box-shadow: var(--shadow-neon-soft);
            transform: translateY(-2px);
        }

        .btn-cta-primary:focus,
        .btn-cta-secondary:focus {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
        }

        /* Footer */
        .site-footer {
            background: rgba(8, 6, 18, 0.95);
            border-top: 1px solid var(--border-neon);
            padding: 60px 0 25px;
            position: relative;
        }

        .site-footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-cyan), var(--accent-lime), transparent);
        }

        .footer-brand {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 14px;
            letter-spacing: -0.5px;
        }

        .footer-brand span {
            color: var(--accent-cyan);
            text-shadow: 0 0 10px rgba(0, 240, 255, 0.4);
        }

        .footer-description {
            color: var(--text-silver);
            font-size: 0.92rem;
            line-height: 1.65;
            margin-bottom: 0;
        }

        .footer-heading {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-heading::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 30px;
            height: 2px;
            background: var(--accent-cyan);
            border-radius: 2px;
            box-shadow: var(--shadow-neon-soft);
        }

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

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

        .footer-links a {
            color: var(--text-silver);
            font-size: 0.92rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer-links a::before {
            content: '›';
            color: var(--accent-cyan);
            font-weight: 700;
            font-size: 1rem;
            transition: var(--transition);
        }

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

        .footer-bottom {
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            text-align: center;
            color: var(--text-silver);
            font-size: 0.85rem;
        }

        /* Floating Action Button */
        .fab-support {
            position: fixed;
            left: 20px;
            bottom: 100px;
            z-index: 900;
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: rgba(0, 0, 0, 0.7);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 2px solid transparent;
            background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            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;
            cursor: pointer;
            box-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
            opacity: 0.6;
            transition: var(--transition);
            text-decoration: none;
        }

        .fab-support:hover {
            opacity: 1;
            box-shadow: 0 0 25px rgba(0, 240, 255, 0.7);
            transform: scale(1.08);
            color: var(--accent-lime);
        }

        .fab-support:active {
            transform: scale(0.94);
            box-shadow: 0 0 12px rgba(204, 255, 0, 0.6);
        }

        .fab-support:focus {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 3px;
        }

        .fab-support .notification-dot {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            background: #FF007F;
            border-radius: 50%;
            border: 2px solid #0F0C20;
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.3); }
        }

        /* Responsive */
        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: rgba(15, 12, 32, 0.98);
                border-radius: var(--radius-md);
                padding: 16px;
                margin-top: 12px;
                border: 1px solid var(--border-neon);
            }

            .navbar-nav {
                gap: 4px;
            }

            .header-actions {
                margin-top: 12px;
                justify-content: center;
            }

            .article-title {
                font-size: 2rem;
            }

            .article-featured-image img {
                height: 320px;
            }
        }

        @media (max-width: 767.98px) {
            .article-title {
                font-size: 1.7rem;
            }

            .article-meta {
                gap: 14px;
                font-size: 0.82rem;
            }

            .article-body {
                font-size: 1rem;
            }

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

            .article-body h3 {
                font-size: 1.15rem;
            }

            .article-featured-image img {
                height: 240px;
            }

            .article-cta-box {
                padding: 28px 22px;
                flex-direction: column;
                text-align: center;
            }

            .article-cta-actions {
                justify-content: center;
                width: 100%;
            }

            .btn-cta-primary,
            .btn-cta-secondary {
                flex: 1;
                justify-content: center;
                min-width: 140px;
            }

            .fab-support {
                left: 14px;
                bottom: 80px;
                width: 50px;
                height: 50px;
                font-size: 1.2rem;
            }
        }

        @media (max-width: 519.98px) {
            .article-title {
                font-size: 1.45rem;
            }

            .article-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .article-body {
                font-size: 0.96rem;
            }

            .article-featured-image img {
                height: 200px;
            }

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

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

            .article-cta-actions {
                flex-direction: column;
            }

            .btn-cta-primary,
            .btn-cta-secondary {
                width: 100%;
                min-width: auto;
            }
        }

/* roulang page: category1 */
:root {
            --primary-bg: #0A2E1C;
            --secondary-bg: #123E25;
            --tertiary-bg: #1A4A30;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-pale: #D1F2EB;
            --text-muted: #8FAF9E;
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-soft: rgba(255, 215, 0, 0.15);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.25);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.15);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-base: 'Segoe UI', system-ui, -apple-system, 'Roboto', 'Helvetica Neue', sans-serif;
        }

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

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

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

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

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

        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* Header Styles */
        .site-header {
            background: rgba(10, 46, 28, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-soft);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 12px 0;
        }

        .navbar {
            padding: 0;
            flex-wrap: wrap;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 0;
            margin-right: 32px;
        }

        .brand-icon {
            width: 46px;
            height: 46px;
            background: linear-gradient(135deg, var(--accent-gold) 0%, #FFA500 100%);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-bg);
            font-size: 22px;
            box-shadow: var(--shadow-gold);
        }

        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }

        .brand-main {
            font-weight: 800;
            font-size: 1.15rem;
            color: var(--accent-gold);
            letter-spacing: -0.5px;
        }

        .brand-sub {
            font-size: 0.72rem;
            color: var(--text-pale);
            font-weight: 500;
            letter-spacing: 0.3px;
        }

        .navbar-toggler {
            border: 1px solid var(--border-soft);
            color: var(--accent-gold);
            padding: 8px 12px;
            border-radius: 8px;
            background: rgba(255, 215, 0, 0.05);
        }

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

        .navbar-nav {
            gap: 8px;
        }

        .nav-link {
            color: var(--text-pale) !important;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 10px 18px !important;
            border-radius: 8px;
            position: relative;
            transition: var(--transition);
        }

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

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

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-left: 16px;
        }

        .btn-login {
            color: var(--text-pale);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 9px 20px;
            border-radius: 8px;
            transition: var(--transition);
            background: transparent;
            border: 1px solid transparent;
        }

        .btn-login:hover {
            color: var(--accent-gold);
            border-color: var(--border-soft);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-gold) 0%, #FFA500 100%);
            color: var(--primary-bg);
            font-weight: 700;
            font-size: 0.9rem;
            padding: 9px 24px;
            border-radius: 8px;
            box-shadow: var(--shadow-gold);
            transition: var(--transition);
            border: none;
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255, 215, 0, 0.3);
            color: var(--primary-bg);
        }

        /* Hero Section */
        .hero-section {
            padding: 80px 0 60px;
            background: linear-gradient(180deg, rgba(18, 62, 37, 0.6) 0%, var(--primary-bg) 100%);
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-title {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 20px;
            letter-spacing: -1px;
        }

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

        .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-pale);
            margin-bottom: 32px;
            line-height: 1.7;
            max-width: 520px;
        }

        .hero-kpi-row {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .hero-kpi {
            display: flex;
            flex-direction: column;
        }

        .hero-kpi-value {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1.2;
        }

        .hero-kpi-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        .btn-primary-gold {
            background: linear-gradient(135deg, var(--accent-gold) 0%, #FFA500 100%);
            color: var(--primary-bg);
            font-weight: 700;
            font-size: 1rem;
            padding: 14px 32px;
            border-radius: 12px;
            box-shadow: var(--shadow-gold);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            border: none;
        }

        .btn-primary-gold:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(255, 215, 0, 0.35);
            color: var(--primary-bg);
        }

        .btn-outline-gold {
            background: transparent;
            color: var(--accent-gold);
            font-weight: 600;
            font-size: 1rem;
            padding: 14px 28px;
            border-radius: 12px;
            border: 1.5px solid var(--border-gold);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

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

        .hero-image-wrapper {
            position: relative;
            padding: 20px;
        }

        .hero-image-wrapper::before {
            content: '';
            position: absolute;
            top: 0;
            right: -20px;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(255, 215, 0, 0.12) 0%, transparent 60%);
            border-radius: var(--radius-xl);
            transform: skewX(-3deg);
            z-index: 0;
        }

        .hero-image {
            position: relative;
            z-index: 1;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 2px solid var(--border-soft);
        }

        .hero-image img {
            width: 100%;
            height: 380px;
            object-fit: cover;
            transition: var(--transition);
        }

        .hero-image:hover img {
            transform: scale(1.03);
        }

        /* Section Styles */
        .section-block {
            padding: 72px 0;
        }

        .section-heading {
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 700px;
            line-height: 1.7;
            margin-bottom: 40px;
        }

        /* Metric Board */
        .metric-board {
            background: var(--secondary-bg);
            border-radius: var(--radius-lg);
            padding: 40px;
            border: 1px solid var(--border-soft);
            margin-bottom: 24px;
        }

        .metric-item {
            text-align: left;
            padding: 20px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }

        .metric-item:hover {
            background: rgba(255, 215, 0, 0.06);
            transform: translateY(-4px);
        }

        .metric-value {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1.2;
            margin-bottom: 8px;
        }

        .metric-label {
            font-size: 0.9rem;
            color: var(--text-pale);
            font-weight: 500;
        }

        /* Service Matrix */
        .service-card {
            background: var(--secondary-bg);
            border-radius: var(--radius-lg);
            padding: 32px;
            height: 100%;
            border: 1px solid var(--border-soft);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: linear-gradient(180deg, var(--accent-gold) 0%, transparent 100%);
            opacity: 0;
            transition: var(--transition);
        }

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

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

        .service-icon {
            width: 56px;
            height: 56px;
            background: rgba(255, 215, 0, 0.12);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 24px;
            margin-bottom: 20px;
        }

        .service-title {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-white);
        }

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

        /* Comparison */
        .comparison-card {
            background: var(--secondary-bg);
            border-radius: var(--radius-lg);
            padding: 32px;
            height: 100%;
            border: 1px solid var(--border-soft);
            transition: var(--transition);
        }

        .comparison-card.featured {
            border-color: var(--accent-gold);
            box-shadow: var(--shadow-gold);
            background: linear-gradient(180deg, rgba(255, 215, 0, 0.08) 0%, var(--secondary-bg) 100%);
        }

        .comparison-badge {
            display: inline-block;
            background: var(--accent-gold);
            color: var(--primary-bg);
            font-weight: 700;
            font-size: 0.75rem;
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 16px;
        }

        .comparison-title {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 20px;
        }

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

        .comparison-list li {
            padding: 12px 0;
            border-bottom: 1px solid var(--border-soft);
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 0.95rem;
            color: var(--text-pale);
        }

        .comparison-list li:last-child {
            border-bottom: none;
        }

        .comparison-list i {
            color: var(--accent-gold);
            margin-top: 4px;
            flex-shrink: 0;
        }

        .comparison-list i.fa-xmark {
            color: var(--accent-red);
        }

        /* FAQ */
        .faq-section {
            background: var(--secondary-bg);
            border-radius: var(--radius-xl);
            padding: 48px;
            border: 1px solid var(--border-soft);
        }

        .accordion-item {
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--border-soft);
            margin-bottom: 0;
        }

        .accordion-item:last-child {
            border-bottom: none;
        }

        .accordion-button {
            background: transparent;
            color: var(--text-white);
            font-weight: 600;
            font-size: 1.05rem;
            padding: 20px 0;
            border: none;
            box-shadow: none !important;
        }

        .accordion-button:not(.collapsed) {
            background: transparent;
            color: var(--accent-gold);
        }

        .accordion-button::after {
            filter: brightness(0) invert(1);
        }

        .accordion-body {
            padding: 0 0 20px;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* CTA Form */
        .cta-section {
            background: linear-gradient(135deg, var(--tertiary-bg) 0%, var(--secondary-bg) 100%);
            border-radius: var(--radius-xl);
            padding: 56px;
            border: 1px solid var(--border-gold);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }

        .cta-desc {
            font-size: 1.05rem;
            color: var(--text-pale);
            margin-bottom: 32px;
            position: relative;
            z-index: 1;
            max-width: 600px;
        }

        .cta-form .form-control {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-soft);
            color: var(--text-white);
            padding: 14px 20px;
            border-radius: 12px;
            font-size: 0.95rem;
            transition: var(--transition);
        }

        .cta-form .form-control:focus {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--accent-gold);
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.15);
            color: var(--text-white);
            outline: none;
        }

        .cta-form .form-control::placeholder {
            color: var(--text-muted);
        }

        .cta-form .btn-submit {
            background: linear-gradient(135deg, var(--accent-gold) 0%, #FFA500 100%);
            color: var(--primary-bg);
            font-weight: 700;
            font-size: 1rem;
            padding: 14px 32px;
            border-radius: 12px;
            box-shadow: var(--shadow-gold);
            transition: var(--transition);
            border: none;
            width: 100%;
        }

        .cta-form .btn-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(255, 215, 0, 0.35);
            color: var(--primary-bg);
        }

        /* Footer */
        .site-footer {
            background: var(--primary-bg);
            border-top: 1px solid var(--border-soft);
            padding: 60px 0 24px;
            margin-top: 24px;
        }

        .footer-brand {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 16px;
        }

        .footer-brand span {
            color: var(--text-white);
        }

        .footer-description {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
            max-width: 340px;
        }

        .footer-heading {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 20px;
        }

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

        .footer-links li {
            margin-bottom: 12px;
        }

        .footer-links a {
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-soft);
            margin-top: 40px;
            padding-top: 20px;
            color: var(--text-muted);
            font-size: 0.8rem;
            text-align: center;
        }

        /* FAB */
        .fab-left {
            position: fixed;
            left: 24px;
            bottom: 96px;
            z-index: 1000;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #1A1A1A 0%, #0A0A0A 100%);
            border: 2px solid var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 22px;
            cursor: pointer;
            transition: var(--transition);
            opacity: 0.7;
            animation: fabBreathing 3s ease-in-out infinite;
            position: fixed;
        }

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

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

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

        @keyframes fabBreathing {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-8px); }
        }

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

        /* Responsive */
        @media (max-width: 992px) {
            .hero-title {
                font-size: 2.2rem;
            }

            .hero-image img {
                height: 280px;
            }

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

            .section-heading {
                font-size: 1.8rem;
            }

            .cta-section {
                padding: 40px 32px;
            }

            .faq-section {
                padding: 32px;
            }

            .header-actions {
                margin-left: 0;
                margin-top: 12px;
                width: 100%;
                justify-content: flex-end;
            }

            .navbar-collapse {
                margin-top: 12px;
            }
        }

        @media (max-width: 768px) {
            .hero-section {
                padding: 48px 0 40px;
            }

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

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

            .hero-image-wrapper {
                margin-top: 32px;
            }

            .hero-image img {
                height: 220px;
            }

            .metric-board {
                padding: 24px;
            }

            .metric-value {
                font-size: 1.8rem;
            }

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

            .cta-section {
                padding: 32px 24px;
            }

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

            .faq-section {
                padding: 24px;
            }

            .fab-left {
                left: 16px;
                bottom: 80px;
                width: 48px;
                height: 48px;
                font-size: 18px;
            }

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

            .brand-sub {
                font-size: 0.65rem;
            }

            .brand-icon {
                width: 40px;
                height: 40px;
                font-size: 18px;
            }

            .btn-login,
            .btn-signup {
                padding: 8px 16px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

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

            .hero-kpi-row {
                gap: 20px;
            }

            .hero-kpi-value {
                font-size: 1.4rem;
            }

            .btn-primary-gold,
            .btn-outline-gold {
                padding: 12px 20px;
                font-size: 0.9rem;
            }

            .service-card,
            .comparison-card {
                padding: 24px;
            }

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

            .header-actions {
                flex-direction: column;
                gap: 8px;
            }

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

/* roulang page: category2 */
:root {
            --bg-primary: #08090F;
            --bg-secondary: #0D111E;
            --bg-card: #111624;
            --bg-card-hover: #161E32;
            --accent-primary: #0052FF;
            --accent-secondary: #00F0FF;
            --accent-glow: rgba(0, 240, 255, 0.5);
            --text-primary: #FFFFFF;
            --text-secondary: #CBD5E1;
            --text-muted: #8A94A6;
            --border-subtle: rgba(0, 240, 255, 0.15);
            --border-glow: rgba(0, 240, 255, 0.5);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
            --shadow-glow: 0 0 15px rgba(0, 240, 255, 0.5);
            --shadow-glow-strong: 0 0 30px rgba(0, 240, 255, 0.7);
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            --font-body: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
            --font-display: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
        }

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

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

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

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

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

        button {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* Header */
        .site-header {
            background: rgba(8, 9, 15, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-subtle);
            padding: 14px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            transition: background var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(8, 9, 15, 0.98);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
        }

        .navbar {
            padding: 0;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 0;
            margin: 0;
        }

        .brand-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: #fff;
            box-shadow: 0 0 20px rgba(0, 82, 255, 0.4);
        }

        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }

        .brand-main {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: -0.01em;
        }

        .brand-sub {
            font-size: 0.7rem;
            font-weight: 500;
            color: var(--accent-secondary);
            letter-spacing: 0.05em;
            text-transform: uppercase;
        }

        .navbar-toggler {
            border: 1px solid var(--border-subtle);
            color: var(--text-secondary);
            padding: 8px 12px;
            border-radius: var(--radius-sm);
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.2);
            outline: none;
        }

        .navbar-nav {
            gap: 4px;
        }

        .nav-link {
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 10px 16px !important;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            position: relative;
        }

        .nav-link:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.05);
        }

        .nav-link.active {
            color: var(--accent-secondary);
            background: rgba(0, 240, 255, 0.1);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--accent-secondary);
            border-radius: 2px;
            box-shadow: 0 0 8px var(--accent-glow);
        }

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

        .btn-login {
            background: transparent;
            border: none;
            color: var(--text-secondary);
            font-size: 0.85rem;
            font-weight: 500;
            padding: 10px 16px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .btn-login:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.08);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-primary), #0066FF);
            border: none;
            color: #fff;
            font-size: 0.85rem;
            font-weight: 600;
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            cursor: pointer;
            box-shadow: 0 4px 16px rgba(0, 82, 255, 0.4);
            white-space: nowrap;
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 82, 255, 0.5);
            color: #fff;
        }

        /* Hero */
        .category-hero {
            background: linear-gradient(160deg, var(--bg-secondary) 0%, var(--bg-primary) 50%, #0A0F1E 100%);
            padding: 80px 0 60px;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: -200px;
            right: -200px;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0, 240, 255, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -100px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(0, 82, 255, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 240, 255, 0.1);
            border: 1px solid var(--border-subtle);
            padding: 8px 16px;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--accent-secondary);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }

        .hero-badge i {
            font-size: 0.7rem;
            animation: pulse-dot 2s infinite;
        }

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

        .hero-title {
            font-size: 3.2rem;
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -0.02em;
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }

        .hero-title .highlight {
            background: linear-gradient(135deg, var(--accent-secondary), #66F0FF);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .hero-description {
            font-size: 1.15rem;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 700px;
            margin-bottom: 32px;
            position: relative;
            z-index: 1;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .btn-primary-cta {
            background: linear-gradient(135deg, var(--accent-primary), #0066FF);
            border: none;
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            padding: 16px 32px;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            cursor: pointer;
            box-shadow: 0 8px 24px rgba(0, 82, 255, 0.4);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .btn-primary-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(0, 82, 255, 0.5);
            color: #fff;
        }

        .btn-secondary-cta {
            background: transparent;
            border: 1px solid var(--border-subtle);
            color: var(--text-secondary);
            font-size: 1rem;
            font-weight: 500;
            padding: 16px 28px;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .btn-secondary-cta:hover {
            border-color: var(--border-glow);
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.03);
        }

        .hero-visual {
            position: relative;
            z-index: 1;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-glow);
            border: 1px solid var(--border-subtle);
        }

        .hero-visual img {
            width: 100%;
            height: auto;
            object-fit: cover;
            border-radius: var(--radius-lg);
        }

        /* Section Common */
        .section-block {
            padding: 80px 0;
            position: relative;
        }

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

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: var(--accent-secondary);
            margin-bottom: 16px;
        }

        .section-label::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--accent-secondary);
            border-radius: 2px;
            box-shadow: 0 0 8px var(--accent-glow);
        }

        .section-title {
            font-size: 2.4rem;
            font-weight: 700;
            line-height: 1.25;
            letter-spacing: -0.01em;
            margin-bottom: 16px;
        }

        .section-description {
            font-size: 1.05rem;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 700px;
            margin-bottom: 48px;
        }

        /* Data Metrics */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-bottom: 60px;
        }

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

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

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

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

        .metric-value {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--accent-secondary);
            margin-bottom: 8px;
            letter-spacing: -0.02em;
        }

        .metric-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            font-weight: 500;
        }

        .metric-change {
            font-size: 0.8rem;
            color: #00E676;
            margin-top: 8px;
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* Service Matrix */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-bottom: 40px;
        }

        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .service-card::after {
            content: '';
            position: absolute;
            bottom: 0;
            right: 0;
            width: 100px;
            height: 100px;
            background: radial-gradient(circle, rgba(0, 240, 255, 0.05) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

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

        .service-icon {
            width: 56px;
            height: 56px;
            background: linear-gradient(135deg, rgba(0, 82, 255, 0.2), rgba(0, 240, 255, 0.2));
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent-secondary);
            margin-bottom: 20px;
            border: 1px solid var(--border-subtle);
        }

        .service-title {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-primary);
        }

        .service-description {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* Comparison Table */
        .comparison-wrapper {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

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

        .comparison-table th {
            background: var(--bg-secondary);
            padding: 20px 24px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-secondary);
            text-align: left;
            border-bottom: 1px solid var(--border-subtle);
            white-space: nowrap;
        }

        .comparison-table td {
            padding: 18px 24px;
            font-size: 0.95rem;
            color: var(--text-secondary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            vertical-align: middle;
        }

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

        .comparison-table tr:hover td {
            background: rgba(0, 240, 255, 0.03);
        }

        .status-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 12px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
            white-space: nowrap;
        }

        .status-badge.verified {
            background: rgba(0, 230, 118, 0.1);
            color: #00E676;
            border: 1px solid rgba(0, 230, 118, 0.2);
        }

        .status-badge.pending {
            background: rgba(255, 193, 7, 0.1);
            color: #FFC107;
            border: 1px solid rgba(255, 193, 7, 0.2);
        }

        .status-badge.risk {
            background: rgba(255, 82, 82, 0.1);
            color: #FF5252;
            border: 1px solid rgba(255, 82, 82, 0.2);
        }

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

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            overflow: hidden;
            transition: all var(--transition-base);
        }

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

        .faq-question {
            padding: 20px 24px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            transition: color var(--transition-fast);
        }

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

        .faq-toggle {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
            font-size: 0.8rem;
            color: var(--text-secondary);
        }

        .faq-item.active .faq-toggle {
            background: rgba(0, 240, 255, 0.15);
            color: var(--accent-secondary);
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 24px;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* CTA Form */
        .cta-section {
            background: linear-gradient(135deg, rgba(0, 82, 255, 0.15) 0%, rgba(0, 240, 255, 0.08) 50%, transparent 100%);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 60px 48px;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(0, 240, 255, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: 24px;
        }

        .cta-input {
            flex: 1;
            min-width: 200px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 14px 20px;
            color: var(--text-primary);
            font-size: 0.95rem;
            transition: all var(--transition-fast);
        }

        .cta-input:focus {
            outline: none;
            border-color: var(--border-glow);
            box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.1);
            background: rgba(255, 255, 255, 0.08);
        }

        .cta-input::placeholder {
            color: var(--text-muted);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-subtle);
            padding: 60px 0 30px;
        }

        .footer-brand {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
        }

        .footer-brand span {
            color: var(--accent-secondary);
        }

        .footer-description {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .footer-heading {
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            color: var(--text-secondary);
            margin-bottom: 16px;
        }

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

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

        .footer-links a {
            font-size: 0.9rem;
            color: var(--text-muted);
            transition: all var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            margin-top: 40px;
            padding-top: 20px;
            font-size: 0.85rem;
            color: var(--text-muted);
            text-align: center;
        }

        /* FAB */
        .fab-support {
            position: fixed;
            left: 24px;
            bottom: 96px;
            z-index: 999;
            width: 56px;
            height: 56px;
            background: rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 2px solid var(--accent-secondary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-secondary);
            font-size: 1.3rem;
            cursor: pointer;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-glow);
            opacity: 0.6;
            animation: fab-breathe 3s infinite;
            text-decoration: none;
        }

        .fab-support:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: var(--shadow-glow-strong);
            color: #fff;
        }

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

        @keyframes fab-breathe {
            0%, 100% { opacity: 0.6; }
            50% { opacity: 0.9; }
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-title {
                font-size: 2.6rem;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-description {
                font-size: 1rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .section-block {
                padding: 60px 0;
            }
            .metrics-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .service-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .cta-section {
                padding: 40px 24px;
            }
            .comparison-table th,
            .comparison-table td {
                padding: 14px 16px;
                font-size: 0.85rem;
            }
            .header-actions {
                gap: 6px;
            }
            .btn-login {
                padding: 8px 12px;
                font-size: 0.8rem;
            }
            .btn-signup {
                padding: 8px 16px;
                font-size: 0.8rem;
            }
            .fab-support {
                left: 16px;
                bottom: 80px;
                width: 48px;
                height: 48px;
                font-size: 1.1rem;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.6rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .hero-actions {
                flex-direction: column;
                gap: 12px;
            }
            .btn-primary-cta,
            .btn-secondary-cta {
                width: 100%;
                justify-content: center;
                padding: 14px 24px;
                font-size: 0.9rem;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-input {
                min-width: auto;
            }
            .metric-value {
                font-size: 1.8rem;
            }
        }