/* roulang page: index */
:root {
            --bg-deep: #08090f;
            --bg-navy: #0d111e;
            --accent-blue: #0052ff;
            --accent-cyan: #00f0ff;
            --text-white: #ffffff;
            --text-silver: #cbd5e1;
            --text-muted: #8896a8;
            --border-glow: rgba(0, 240, 255, 0.35);
            --shadow-neon: 0 0 15px rgba(0, 240, 255, 0.5);
            --radius-card: 18px;
            --radius-btn: 50px;
            --radius-chip: 8px;
            --spacing-section: 5.5rem;
            --transition-base: all .3s cubic-bezier(.25, .46, .45, .94);
            --font-primary: 'Be Vietnam Pro', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
            --shadow-card-hover: 0 18px 50px rgba(0, 0, 0, .55);
        }

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

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

        body {
            font-family: var(--font-primary);
            background-color: var(--bg-deep);
            color: var(--text-white);
            line-height: 1.65;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        ::selection {
            background: var(--accent-cyan);
            color: #000;
        }

        /* ========== NAVBAR ========== */
        .navbar-custom {
            background: rgba(8, 9, 15, .92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, .06);
            padding: 0.9rem 0;
            position: sticky;
            top: 0;
            z-index: 1030;
        }

        .navbar-brand-custom {
            font-weight: 900;
            font-size: 1.35rem;
            letter-spacing: -0.02em;
            color: var(--text-white);
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }

        .brand-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: #fff;
            box-shadow: 0 0 20px rgba(0, 240, 255, .35);
        }

        .navbar-nav .nav-link {
            color: var(--text-silver);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.55rem 1.1rem !important;
            border-radius: var(--radius-chip);
            position: relative;
        }

        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link.active {
            color: var(--text-white);
            background: rgba(255, 255, 255, .07);
        }

        .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            background: var(--accent-cyan);
            border-radius: 3px;
            box-shadow: 0 0 8px rgba(0, 240, 255, .7);
        }

        .btn-login {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, .25);
            color: var(--text-white);
            font-weight: 700;
            font-size: 0.9rem;
            padding: 0.55rem 1.4rem;
            border-radius: var(--radius-btn);
        }

        .btn-login:hover {
            background: rgba(255, 255, 255, .08);
            border-color: rgba(255, 255, 255, .5);
            color: #fff;
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            border: none;
            color: #fff;
            font-weight: 800;
            font-size: 0.9rem;
            padding: 0.55rem 1.6rem;
            border-radius: var(--radius-btn);
            box-shadow: 0 0 18px rgba(0, 240, 255, .4);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 28px rgba(0, 240, 255, .65);
            color: #fff;
        }

        .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, .25);
            color: var(--text-white);
            padding: 0.45rem 0.7rem;
            border-radius: 10px;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(0, 240, 255, .4);
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            background: linear-gradient(160deg, var(--bg-deep) 0%, var(--bg-navy) 55%, #0a1428 100%);
            padding: 5.5rem 0 6rem;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -20%;
            right: -10%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0, 82, 255, .25), transparent 70%);
            border-radius: 50%;
            z-index: 0;
            pointer-events: none;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -25%;
            left: -8%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0, 240, 255, .18), transparent 70%);
            border-radius: 50%;
            z-index: 0;
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 1;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(0, 240, 255, .1);
            border: 1px solid rgba(0, 240, 255, .4);
            color: var(--accent-cyan);
            font-weight: 700;
            font-size: 0.85rem;
            padding: 0.45rem 1.1rem;
            border-radius: var(--radius-btn);
            letter-spacing: 0.02em;
        }

        .hero-title {
            font-size: clamp(2.4rem, 5.5vw, 4.2rem);
            font-weight: 900;
            line-height: 1.15;
            letter-spacing: -0.03em;
            margin: 1.5rem 0 1.3rem;
            color: var(--text-white);
        }

        .hero-title .gradient-text {
            background: linear-gradient(135deg, var(--accent-cyan), #4da3ff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-desc {
            font-size: 1.1rem;
            color: var(--text-silver);
            max-width: 640px;
            line-height: 1.7;
            margin-bottom: 2rem;
        }

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

        .btn-primary-custom {
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            border: none;
            color: #fff;
            font-weight: 800;
            font-size: 1rem;
            padding: 0.9rem 2.2rem;
            border-radius: var(--radius-btn);
            box-shadow: 0 0 25px rgba(0, 240, 255, .4);
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
        }

        .btn-primary-custom:hover {
            transform: translateY(-3px);
            box-shadow: 0 0 40px rgba(0, 240, 255, .65);
            color: #fff;
        }

        .btn-outline-custom {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, .3);
            color: var(--text-white);
            font-weight: 700;
            font-size: 1rem;
            padding: 0.9rem 2rem;
            border-radius: var(--radius-btn);
        }

        .btn-outline-custom:hover {
            background: rgba(255, 255, 255, .08);
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 2.2rem;
        }

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

        .hero-stat-number {
            font-size: 2rem;
            font-weight: 900;
            color: var(--accent-cyan);
            line-height: 1.2;
        }

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

        .hero-visual {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hero-panel {
            background: rgba(13, 17, 30, .8);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: 24px;
            padding: 2.2rem;
            backdrop-filter: blur(15px);
            box-shadow: 0 25px 60px rgba(0, 0, 0, .5);
            width: 100%;
            max-width: 440px;
        }

        .hero-panel .panel-title {
            font-weight: 800;
            font-size: 1.2rem;
            margin-bottom: 1.2rem;
            color: var(--text-white);
        }

        .hero-panel .panel-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 0.8rem 0;
            border-bottom: 1px solid rgba(255, 255, 255, .06);
        }

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

        .panel-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(0, 240, 255, .12);
            color: var(--accent-cyan);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .panel-text h6 {
            font-weight: 700;
            font-size: 0.95rem;
            margin-bottom: 0.15rem;
        }

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

        /* ========== SECTION GENERAL ========== */
        .section-block {
            padding: var(--spacing-section) 0;
            position: relative;
        }

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

        .section-label {
            display: inline-block;
            font-weight: 700;
            font-size: 0.8rem;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent-cyan);
            margin-bottom: 0.8rem;
        }

        .section-title {
            font-size: clamp(1.8rem, 3.5vw, 2.6rem);
            font-weight: 900;
            letter-spacing: -0.02em;
            color: var(--text-white);
            margin-bottom: 1rem;
        }

        .section-desc {
            font-size: 1rem;
            color: var(--text-silver);
            max-width: 680px;
            line-height: 1.7;
            margin-bottom: 2.5rem;
        }

        /* ========== ENTRY MATRIX ========== */
        .entry-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
            gap: 1.2rem;
        }

        .entry-card {
            background: rgba(13, 17, 30, .7);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: var(--radius-card);
            padding: 1.8rem 1.5rem;
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }

        .entry-card:hover {
            border-color: var(--border-glow);
            box-shadow: 0 0 30px rgba(0, 240, 255, .2);
            transform: translateY(-5px);
        }

        .entry-card .entry-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: linear-gradient(135deg, rgba(0, 82, 255, .2), rgba(0, 240, 255, .2));
            color: var(--accent-cyan);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
        }

        .entry-card h5 {
            font-weight: 800;
            font-size: 1.05rem;
            color: var(--text-white);
            margin: 0;
        }

        .entry-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
            flex-grow: 1;
        }

        .entry-card .entry-link {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--accent-cyan);
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }

        /* ========== MEMBERSHIP ========== */
        .membership-card {
            background: rgba(13, 17, 30, .7);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: var(--radius-card);
            padding: 2.2rem 1.8rem;
            transition: var(--transition-base);
            height: 100%;
            position: relative;
            overflow: hidden;
        }

        .membership-card.featured {
            border-color: var(--border-glow);
            box-shadow: 0 0 35px rgba(0, 240, 255, .2);
        }

        .membership-card:hover {
            transform: translateY(-6px);
            border-color: var(--border-glow);
            box-shadow: var(--shadow-card-hover);
        }

        .membership-badge {
            position: absolute;
            top: 1.2rem;
            right: 1.2rem;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            color: #fff;
            font-weight: 800;
            font-size: 0.7rem;
            padding: 0.3rem 0.9rem;
            border-radius: var(--radius-btn);
            letter-spacing: 0.05em;
        }

        .membership-level {
            font-weight: 900;
            font-size: 1.3rem;
            color: var(--accent-cyan);
            margin-bottom: 0.6rem;
        }

        .membership-price {
            font-size: 2rem;
            font-weight: 900;
            color: var(--text-white);
            margin-bottom: 1.5rem;
        }

        .membership-price span {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-muted);
        }

        .membership-features {
            list-style: none;
            padding: 0;
            margin: 0 0 1.8rem;
        }

        .membership-features li {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            padding: 0.45rem 0;
            font-size: 0.9rem;
            color: var(--text-silver);
        }

        .membership-features li i {
            color: var(--accent-cyan);
            font-size: 0.85rem;
        }

        /* ========== TIMELINE ========== */
        .timeline-wrapper {
            position: relative;
            padding-left: 2rem;
        }

        .timeline-wrapper::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(to bottom, var(--accent-blue), var(--accent-cyan));
            opacity: .5;
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            padding-bottom: 2.2rem;
            padding-left: 1.5rem;
        }

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

        .timeline-dot {
            position: absolute;
            left: -2rem;
            top: 6px;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: var(--bg-deep);
            border: 3px solid var(--accent-cyan);
            box-shadow: 0 0 12px rgba(0, 240, 255, .5);
        }

        .timeline-time {
            font-weight: 800;
            font-size: 0.8rem;
            color: var(--accent-cyan);
            letter-spacing: 0.05em;
            text-transform: uppercase;
        }

        .timeline-item h5 {
            font-weight: 800;
            font-size: 1.1rem;
            color: var(--text-white);
            margin: 0.4rem 0 0.3rem;
        }

        .timeline-item p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* ========== SECURITY ========== */
        .security-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.2rem;
        }

        .security-item {
            display: flex;
            gap: 1rem;
            background: rgba(13, 17, 30, .7);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: var(--radius-card);
            padding: 1.5rem;
            transition: var(--transition-base);
        }

        .security-item:hover {
            border-color: var(--border-glow);
            box-shadow: 0 0 25px rgba(0, 240, 255, .15);
        }

        .security-icon {
            width: 50px;
            height: 50px;
            border-radius: 12px;
            background: rgba(0, 240, 255, .12);
            color: var(--accent-cyan);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            flex-shrink: 0;
        }

        .security-item h5 {
            font-weight: 800;
            font-size: 1rem;
            color: var(--text-white);
            margin-bottom: 0.4rem;
        }

        .security-item p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* ========== CMS LIST ========== */
        .cms-list-section {
            background: var(--bg-navy);
        }

        .cms-list-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem;
        }

        .cms-list-main {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }

        .cms-list-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            background: rgba(8, 9, 15, .5);
            border: 1px solid rgba(255, 255, 255, .06);
            border-radius: 14px;
            padding: 1rem 1.3rem;
            transition: var(--transition-base);
        }

        .cms-list-item:hover {
            border-color: var(--border-glow);
            background: rgba(13, 17, 30, .8);
            transform: translateX(5px);
        }

        .cms-item-icon {
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: rgba(0, 240, 255, .1);
            color: var(--accent-cyan);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .cms-list-item h6 {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--text-white);
            margin: 0 0 0.2rem;
        }

        .cms-list-item .cms-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .cms-sidebar {
            background: rgba(8, 9, 15, .5);
            border: 1px solid rgba(255, 255, 255, .06);
            border-radius: var(--radius-card);
            padding: 2rem;
            height: fit-content;
        }

        .cms-sidebar h4 {
            font-weight: 800;
            font-size: 1.2rem;
            color: var(--text-white);
            margin-bottom: 1.5rem;
        }

        .cms-sidebar .side-item {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            padding: 0.7rem 0;
            border-bottom: 1px solid rgba(255, 255, 255, .06);
            font-size: 0.9rem;
            color: var(--text-silver);
        }

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

        .cms-sidebar .side-item i {
            color: var(--accent-cyan);
            font-size: 0.8rem;
        }

        /* ========== FAQ ========== */
        .faq-item {
            background: rgba(13, 17, 30, .7);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: 16px;
            margin-bottom: 1rem;
            overflow: hidden;
            transition: var(--transition-base);
        }

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

        .faq-question {
            padding: 1.2rem 1.5rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-white);
            user-select: none;
        }

        .faq-question i {
            transition: var(--transition-base);
            color: var(--accent-cyan);
        }

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

        .faq-answer {
            padding: 0 1.5rem 1.2rem;
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--bg-deep), var(--bg-navy));
            padding: 4.5rem 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 700px;
            height: 700px;
            background: radial-gradient(circle, rgba(0, 240, 255, .15), transparent 70%);
            border-radius: 50%;
            z-index: 0;
        }

        .cta-content {
            position: relative;
            z-index: 1;
        }

        .cta-title {
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 900;
            color: var(--text-white);
            margin-bottom: 1rem;
        }

        .cta-desc {
            font-size: 1.1rem;
            color: var(--text-silver);
            max-width: 580px;
            margin: 0 auto 2.2rem;
        }

        /* ========== FAB ========== */
        .fab-custom {
            position: fixed;
            left: 1.5rem;
            bottom: 6rem;
            z-index: 1050;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(0, 0, 0, .6);
            backdrop-filter: blur(15px);
            -webkit-backdrop-filter: blur(15px);
            border: 2px solid transparent;
            background-image: linear-gradient(rgba(0, 0, 0, .6), rgba(0, 0, 0, .6)), linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
            background-origin: border-box;
            background-clip: padding-box, border-box;
            color: var(--accent-cyan);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            opacity: .6;
            box-shadow: 0 0 15px rgba(0, 240, 255, .5);
            transition: var(--transition-base);
            animation: fab-breathe 3s ease-in-out infinite;
        }

        .fab-custom:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 0 30px rgba(0, 240, 255, .8);
        }

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

        .fab-custom::after {
            content: '';
            position: absolute;
            top: -3px;
            right: -3px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: #ff007f;
            border: 2px solid var(--bg-deep);
            animation: fab-blink 1.5s ease-in-out infinite;
        }

        @keyframes fab-breathe {
            0%, 100% { opacity: .55; }
            50% { opacity: .9; }
        }

        @keyframes fab-blink {
            0%, 100% { opacity: 1; }
            50% { opacity: .3; }
        }

        /* ========== FOOTER ========== */
        .footer-custom {
            background: #06070d;
            border-top: 1px solid rgba(255, 255, 255, .06);
            padding: 3rem 0 2rem;
        }

        .footer-brand {
            font-weight: 900;
            font-size: 1.2rem;
            color: var(--text-white);
            margin-bottom: 1rem;
        }

        .footer-text {
            font-size: 0.9rem;
            color: var(--text-muted);
            max-width: 400px;
        }

        .footer-heading {
            font-weight: 800;
            font-size: 0.9rem;
            color: var(--text-white);
            margin-bottom: 1rem;
            letter-spacing: 0.04em;
        }

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

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

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

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

        .footer-bottom {
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, .06);
            font-size: 0.8rem;
            color: var(--text-muted);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .payment-badges {
            display: flex;
            gap: 0.6rem;
            flex-wrap: wrap;
        }

        .payment-badge {
            background: rgba(255, 255, 255, .07);
            border: 1px solid rgba(255, 255, 255, .12);
            border-radius: 8px;
            padding: 0.35rem 0.9rem;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--text-silver);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            :root {
                --spacing-section: 4.5rem;
            }
            .cms-list-layout {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --spacing-section: 3.5rem;
            }
            .hero-section {
                padding: 3.5rem 0 4rem;
            }
            .hero-title {
                font-size: clamp(2rem, 7vw, 2.8rem);
            }
            .hero-stats {
                gap: 1.5rem;
            }
            .hero-stat-number {
                font-size: 1.5rem;
            }
            .entry-grid,
            .security-grid {
                grid-template-columns: 1fr;
            }
            .navbar-nav {
                padding: 1rem 0;
            }
            .navbar-nav .nav-link {
                padding: 0.7rem 1rem !important;
            }
            .btn-login,
            .btn-signup {
                margin: 0.3rem 0;
                width: 100%;
            }
            .fab-custom {
                left: 1rem;
                bottom: 5rem;
                width: 50px;
                height: 50px;
                font-size: 1.2rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                justify-content: center;
            }
            .payment-badges {
                justify-content: center;
            }
            .timeline-wrapper {
                padding-left: 1.5rem;
            }
            .timeline-item {
                padding-left: 1rem;
            }
            .timeline-dot {
                left: -1.5rem;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.9rem;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .hero-actions {
                flex-direction: column;
            }
            .btn-primary-custom,
            .btn-outline-custom {
                width: 100%;
                justify-content: center;
            }
            .hero-stats {
                gap: 1rem;
                flex-wrap: wrap;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .membership-card,
            .entry-card,
            .security-item {
                padding: 1.5rem 1.2rem;
            }
            .cms-list-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.6rem;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 1rem 1.2rem;
            }
            .faq-answer {
                padding: 0 1.2rem 1rem;
                font-size: 0.85rem;
            }
        }

/* roulang page: category1 */
:root {
            --primary-bg: #FFFFFF;
            --secondary-bg: #F5F7FA;
            --dark-bg: #0E1B2A;
            --accent: #10B981;
            --accent-dark: #059669;
            --accent-soft: #D1FAE5;
            --text-main: #0F172A;
            --text-secondary: #475569;
            --text-muted: #64748B;
            --border-color: #E2E8F0;
            --gold: #FFC107;
            --danger: #EF4444;
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --shadow-sm: 0 4px 12px rgba(0,0,0,0.05);
            --shadow-md: 0 12px 28px rgba(0,0,0,0.08);
            --shadow-lg: 0 20px 40px rgba(0,0,0,0.12);
            --font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            --transition: all 0.2s ease-in-out;
        }

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

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

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

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

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* Navbar Custom */
        .navbar-custom {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            padding: 16px 0;
            box-shadow: 0 4px 16px rgba(0,0,0,0.04);
        }

        .navbar-brand-custom {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--text-main) !important;
        }

        .brand-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, #10B981, #059669);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
        }

        .navbar-custom .nav-link {
            font-weight: 600;
            color: var(--text-secondary) !important;
            margin: 0 12px;
            padding: 8px 4px;
            position: relative;
            transition: var(--transition);
        }

        .navbar-custom .nav-link:hover,
        .navbar-custom .nav-link.active {
            color: var(--accent-dark) !important;
        }

        .navbar-custom .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--accent);
            border-radius: 4px;
        }

        .btn-login {
            background: transparent;
            border: 1px solid var(--border-color);
            color: var(--text-main);
            font-weight: 600;
            padding: 8px 18px;
            border-radius: 30px;
            transition: var(--transition);
        }

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

        .btn-signup {
            background: var(--accent);
            color: #fff;
            font-weight: 700;
            padding: 8px 20px;
            border-radius: 30px;
            box-shadow: 0 6px 14px rgba(16,185,129,0.3);
            transition: var(--transition);
        }

        .btn-signup:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            color: #fff;
            box-shadow: 0 8px 20px rgba(5,150,105,0.4);
        }

        .navbar-toggler {
            border: none;
            font-size: 1.5rem;
            color: var(--text-main);
        }

        .navbar-toggler:focus {
            box-shadow: none;
        }

        /* Hero Section */
        .hero-tool {
            background: linear-gradient(145deg, #FFFFFF 0%, #F0FDF4 100%);
            padding: 72px 0 64px;
            border-bottom: 1px solid var(--border-color);
        }

        .hero-tool .hero-title {
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-main);
            margin-bottom: 16px;
            line-height: 1.2;
        }

        .hero-tool .hero-subtitle {
            font-size: 1.2rem;
            color: var(--text-secondary);
            max-width: 640px;
            margin-bottom: 28px;
            line-height: 1.6;
        }

        .hero-badge {
            display: inline-block;
            background: var(--accent-soft);
            color: var(--accent-dark);
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 0.9rem;
            margin-bottom: 18px;
        }

        .hero-demo-box {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            padding: 28px;
            border: 1px solid var(--border-color);
            position: relative;
            overflow: hidden;
        }

        .hero-demo-box::after {
            content: '';
            position: absolute;
            top: -30%;
            right: -20%;
            width: 220px;
            height: 220px;
            background: radial-gradient(circle, rgba(16,185,129,0.12), transparent 70%);
            border-radius: 50%;
        }

        .demo-stat {
            font-weight: 700;
            font-size: 2rem;
            color: var(--accent-dark);
            line-height: 1.2;
        }

        .demo-label {
            color: var(--text-muted);
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            font-weight: 600;
        }

        .btn-primary-accent {
            background: var(--accent);
            color: #fff;
            font-weight: 700;
            padding: 12px 28px;
            border-radius: 30px;
            border: none;
            box-shadow: 0 8px 20px rgba(16,185,129,0.3);
            transition: var(--transition);
        }

        .btn-primary-accent:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            color: #fff;
            box-shadow: 0 12px 26px rgba(5,150,105,0.4);
        }

        .btn-outline-accent {
            background: transparent;
            border: 1.5px solid var(--accent);
            color: var(--accent-dark);
            font-weight: 600;
            padding: 11px 26px;
            border-radius: 30px;
            transition: var(--transition);
        }

        .btn-outline-accent:hover {
            background: var(--accent-soft);
            color: var(--accent-dark);
        }

        /* Section General */
        .section-block {
            padding: 64px 0;
        }

        .section-heading {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.01em;
            margin-bottom: 12px;
        }

        .section-subheading {
            color: var(--text-secondary);
            max-width: 720px;
            margin-bottom: 40px;
            font-size: 1.05rem;
        }

        /* Card Styles */
        .feature-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 28px 22px;
            height: 100%;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: #A7F3D0;
        }

        .feature-icon {
            width: 48px;
            height: 48px;
            background: var(--accent-soft);
            color: var(--accent-dark);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 18px;
        }

        .feature-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .feature-card p {
            color: var(--text-secondary);
            font-size: 0.95rem;
        }

        /* Table Styles */
        .comparison-table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0;
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-color);
        }

        .comparison-table th {
            background: #F8FAFC;
            color: var(--text-main);
            font-weight: 700;
            padding: 18px 20px;
            text-align: left;
            font-size: 0.95rem;
            border-bottom: 1px solid var(--border-color);
        }

        .comparison-table td {
            padding: 18px 20px;
            border-bottom: 1px solid var(--border-color);
            color: var(--text-secondary);
            vertical-align: middle;
        }

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

        .table-highlight {
            background: #ECFDF5;
            font-weight: 600;
        }

        .badge-tag {
            background: var(--accent-soft);
            color: var(--accent-dark);
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
        }

        .badge-gold {
            background: #FEF3C7;
            color: #92400E;
        }

        .badge-vip {
            background: linear-gradient(135deg, #FDE68A, #F59E0B);
            color: #1E1B4B;
        }

        /* FAQ */
        .accordion-custom .accordion-item {
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm) !important;
            margin-bottom: 12px;
            overflow: hidden;
            background: #fff;
        }

        .accordion-custom .accordion-button {
            font-weight: 700;
            color: var(--text-main);
            background: #fff;
            box-shadow: none;
            padding: 18px 24px;
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            background: #F0FDF4;
            color: var(--accent-dark);
        }

        .accordion-custom .accordion-button:focus {
            box-shadow: none;
            border-color: var(--accent);
        }

        .accordion-custom .accordion-body {
            color: var(--text-secondary);
            padding: 18px 24px;
        }

        /* CTA Section */
        .cta-banner {
            background: linear-gradient(135deg, #0E1B2A 0%, #1E293B 100%);
            border-radius: var(--radius-lg);
            padding: 48px 36px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-banner::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(16,185,129,0.2), transparent 70%);
            border-radius: 50%;
        }

        .cta-banner h2 {
            font-weight: 800;
            font-size: 2rem;
            margin-bottom: 12px;
        }

        .cta-banner p {
            color: #CBD5E1;
            max-width: 560px;
            margin-bottom: 24px;
        }

        /* Footer */
        .footer-custom {
            background: #0E1B2A;
            color: #CBD5E1;
            padding: 56px 0 32px;
            margin-top: 48px;
        }

        .footer-brand {
            font-weight: 700;
            font-size: 1.2rem;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-text {
            color: #94A3B8;
            font-size: 0.95rem;
        }

        .footer-heading {
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            font-size: 1rem;
        }

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

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

        .footer-links a {
            color: #94A3B8;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: #10B981;
        }

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

        .payment-badge {
            background: rgba(255,255,255,0.08);
            color: #E2E8F0;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            margin-top: 40px;
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.85rem;
            color: #64748B;
        }

        /* Floating Action Button */
        .fab-custom {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 1050;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #10B981, #059669);
            color: #fff;
            border: 2px solid #A7F3D0;
            box-shadow: 0 4px 20px rgba(16,185,129,0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            cursor: pointer;
            transition: var(--transition);
            opacity: 0.85;
            animation: fabBreathe 2.5s infinite;
        }

        .fab-custom:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 28px rgba(16,185,129,0.5);
        }

        @keyframes fabBreathe {
            0%, 100% { box-shadow: 0 4px 20px rgba(16,185,129,0.3); }
            50% { box-shadow: 0 6px 26px rgba(16,185,129,0.55); }
        }

        .fab-notification {
            position: absolute;
            top: 2px;
            right: 2px;
            width: 12px;
            height: 12px;
            background: #EF4444;
            border-radius: 50%;
            border: 2px solid #fff;
        }

        /* Responsive */
        @media (max-width: 991.98px) {
            .hero-tool .hero-title {
                font-size: 2.2rem;
            }
            .navbar-custom .navbar-collapse {
                background: #fff;
                border-radius: 16px;
                padding: 16px;
                box-shadow: var(--shadow-md);
                margin-top: 12px;
            }
            .navbar-custom .nav-link {
                margin: 6px 0;
            }
            .btn-login, .btn-signup {
                width: 100%;
                margin: 4px 0;
            }
        }

        @media (max-width: 767.98px) {
            .hero-tool {
                padding: 48px 0;
            }
            .hero-tool .hero-title {
                font-size: 1.9rem;
            }
            .section-block {
                padding: 40px 0;
            }
            .cta-banner {
                padding: 32px 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .comparison-table {
                font-size: 0.85rem;
            }
            .comparison-table th, .comparison-table td {
                padding: 12px 10px;
            }
        }

        @media (max-width: 520px) {
            .hero-tool .hero-title {
                font-size: 1.7rem;
            }
            .btn-primary-accent, .btn-outline-accent {
                width: 100%;
                text-align: center;
                margin-bottom: 8px;
            }
            .hero-demo-box {
                padding: 20px;
            }
        }

/* roulang page: article */
:root {
            --bg-primary: #f6f8fb;
            --bg-card: #ffffff;
            --text-primary: #0e1c2c;
            --text-secondary: #4a5a6a;
            --text-muted: #7a8898;
            --brand-green: #0a5c3f;
            --brand-green-dark: #073d2a;
            --brand-green-light: #0f7a56;
            --accent-gold: #ffb800;
            --accent-gold-light: #ffe08a;
            --accent-cyan: #00b4d8;
            --accent-red: #e63946;
            --border-light: #e6ebf0;
            --border-gold: rgba(255, 184, 0, 0.45);
            --shadow-sm: 0 2px 8px rgba(14, 28, 44, 0.06);
            --shadow-md: 0 8px 28px rgba(14, 28, 44, 0.1);
            --shadow-lg: 0 18px 48px rgba(14, 28, 44, 0.14);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --font-family: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            box-sizing: border-box;
        }

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

        body {
            font-family: var(--font-family);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            margin: 0;
            padding: 0;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .container-narrow {
            max-width: 960px;
        }

        .container-reading {
            max-width: 720px;
        }

        .text-brand-green {
            color: var(--brand-green) !important;
        }

        .text-gold {
            color: var(--accent-gold) !important;
        }

        .bg-brand-green {
            background-color: var(--brand-green) !important;
        }

        .badge-18 {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            font-weight: 800;
            font-size: 0.8rem;
            line-height: 1;
            flex-shrink: 0;
        }

        /* Navbar */
        .navbar-custom {
            background: #ffffff;
            border-bottom: 1px solid var(--border-light);
            padding: 14px 0;
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 1030;
        }

        .navbar-brand-custom {
            font-weight: 800;
            font-size: 1.15rem;
            color: var(--brand-green) !important;
            display: flex;
            align-items: center;
            gap: 10px;
            line-height: 1.3;
        }

        .brand-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand-green), var(--brand-green-light));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.05rem;
            flex-shrink: 0;
            box-shadow: 0 4px 12px rgba(10, 92, 63, 0.3);
        }

        .navbar-custom .nav-link {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-secondary);
            padding: 8px 16px !important;
            border-radius: 20px;
            transition: all var(--transition);
            position: relative;
        }

        .navbar-custom .nav-link:hover,
        .navbar-custom .nav-link:focus {
            color: var(--brand-green);
            background: rgba(10, 92, 63, 0.06);
        }

        .navbar-custom .nav-link.active {
            color: var(--brand-green);
            background: rgba(10, 92, 63, 0.08);
            font-weight: 700;
        }

        .navbar-custom .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent-gold);
        }

        .btn-login {
            background: transparent;
            border: 1.5px solid var(--brand-green);
            color: var(--brand-green);
            font-weight: 700;
            font-size: 0.9rem;
            padding: 9px 20px;
            border-radius: 50px;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-login:hover,
        .btn-login:focus {
            background: rgba(10, 92, 63, 0.08);
            color: var(--brand-green);
            border-color: var(--brand-green);
            transform: translateY(-1px);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--brand-green), var(--brand-green-light));
            border: none;
            color: #fff;
            font-weight: 700;
            font-size: 0.9rem;
            padding: 10px 22px;
            border-radius: 50px;
            transition: all var(--transition);
            white-space: nowrap;
            box-shadow: 0 6px 16px rgba(10, 92, 63, 0.3);
        }

        .btn-signup:hover,
        .btn-signup:focus {
            background: linear-gradient(135deg, var(--brand-green-dark), var(--brand-green));
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 8px 22px rgba(10, 92, 63, 0.4);
        }

        .navbar-toggler {
            border: 1px solid var(--border-light);
            border-radius: 8px;
            padding: 8px 12px;
            color: var(--brand-green);
            font-size: 1.2rem;
            transition: all var(--transition);
        }

        .navbar-toggler:hover,
        .navbar-toggler:focus {
            background: rgba(10, 92, 63, 0.06);
            box-shadow: none;
            border-color: var(--brand-green);
        }

        .navbar-toggler:focus {
            outline: 2px solid var(--brand-green);
            outline-offset: 2px;
        }

        /* Article Hero */
        .article-hero {
            background: linear-gradient(135deg, var(--brand-green-dark) 0%, var(--brand-green) 55%, var(--brand-green-light) 100%);
            color: #fff;
            padding: 60px 0 50px;
            position: relative;
            overflow: hidden;
        }

        .article-hero::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 184, 0, 0.18) 0%, transparent 65%);
            border-radius: 50%;
            pointer-events: none;
        }

        .article-hero::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -5%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(0, 180, 216, 0.15) 0%, transparent 65%);
            border-radius: 50%;
            pointer-events: none;
        }

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

        .article-hero .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .article-hero .breadcrumb-custom a {
            color: rgba(255, 255, 255, 0.9);
            transition: color var(--transition);
        }

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

        .article-hero .breadcrumb-custom .separator {
            color: rgba(255, 255, 255, 0.5);
        }

        .article-hero .breadcrumb-custom .current {
            color: var(--accent-gold-light);
            font-weight: 700;
        }

        .article-hero h1 {
            font-size: 2.2rem;
            font-weight: 900;
            line-height: 1.25;
            margin-bottom: 18px;
            letter-spacing: -0.02em;
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.85);
        }

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

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

        /* Article Body */
        .article-main {
            padding: 50px 0 70px;
            flex: 1;
        }

        .article-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            align-items: start;
        }

        .article-content-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 48px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }

        .article-featured-image {
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 32px;
            box-shadow: var(--shadow-md);
            position: relative;
        }

        .article-featured-image img {
            width: 100%;
            height: 380px;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .article-featured-image:hover img {
            transform: scale(1.02);
        }

        .article-featured-image .image-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--accent-gold);
            color: var(--brand-green-dark);
            font-weight: 800;
            font-size: 0.8rem;
            padding: 6px 16px;
            border-radius: 50px;
            letter-spacing: 0.03em;
        }

        .article-body-text {
            font-size: 1.05rem;
            line-height: 1.75;
            color: var(--brand-green);
        }

        .article-body-text h2 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--brand-green-dark);
            margin-top: 36px;
            margin-bottom: 16px;
            line-height: 1.35;
        }

        .article-body-text h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--brand-green);
            margin-top: 28px;
            margin-bottom: 12px;
            line-height: 1.4;
        }

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

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

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

        .article-body-text img {
            border-radius: var(--radius-md);
            margin: 24px 0;
            box-shadow: var(--shadow-sm);
        }

        .article-body-text a {
            color: var(--brand-green);
            font-weight: 600;
            border-bottom: 1px solid rgba(10, 92, 63, 0.3);
            transition: all var(--transition);
        }

        .article-body-text a:hover {
            color: var(--brand-green-dark);
            border-bottom-color: var(--brand-green-dark);
        }

        .article-body-text blockquote {
            border-left: 4px solid var(--accent-gold);
            background: rgba(255, 184, 0, 0.06);
            padding: 20px 24px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 24px 0;
            font-style: italic;
            color: var(--text-secondary);
        }

        .article-body-text strong {
            color: var(--brand-green-dark);
            font-weight: 700;
        }

        .article-not-found {
            text-align: center;
            padding: 80px 20px;
        }

        .article-not-found .icon-box {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: rgba(10, 92, 63, 0.08);
            color: var(--brand-green);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            margin: 0 auto 24px;
        }

        .article-not-found h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .article-not-found p {
            color: var(--text-secondary);
            margin-bottom: 28px;
        }

        /* Sidebar */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
            position: sticky;
            top: 100px;
        }

        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
        }

        .sidebar-card .sidebar-title {
            font-size: 1rem;
            font-weight: 800;
            color: var(--brand-green-dark);
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-card .sidebar-title i {
            color: var(--accent-gold);
        }

        .sidebar-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .sidebar-links li a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-secondary);
            transition: all var(--transition);
        }

        .sidebar-links li a:hover {
            background: rgba(10, 92, 63, 0.06);
            color: var(--brand-green);
            transform: translateX(4px);
        }

        .sidebar-links li a i {
            color: var(--brand-green-light);
            font-size: 0.85rem;
            width: 18px;
            text-align: center;
        }

        .sidebar-promo {
            background: linear-gradient(135deg, var(--brand-green-dark), var(--brand-green));
            color: #fff;
            border-radius: var(--radius-md);
            padding: 28px 24px;
            text-align: center;
            position: relative;
            overflow: hidden;
            border: none;
        }

        .sidebar-promo::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 150px;
            height: 150px;
            background: radial-gradient(circle, rgba(255, 184, 0, 0.25) 0%, transparent 70%);
            border-radius: 50%;
        }

        .sidebar-promo .promo-icon {
            font-size: 2.4rem;
            color: var(--accent-gold);
            margin-bottom: 14px;
        }

        .sidebar-promo h3 {
            font-size: 1.2rem;
            font-weight: 800;
            margin-bottom: 10px;
        }

        .sidebar-promo p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 20px;
        }

        .sidebar-promo .btn-promo {
            background: var(--accent-gold);
            color: var(--brand-green-dark);
            font-weight: 800;
            font-size: 0.9rem;
            padding: 11px 24px;
            border-radius: 50px;
            border: none;
            transition: all var(--transition);
            display: inline-block;
        }

        .sidebar-promo .btn-promo:hover {
            background: #ffd45c;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 184, 0, 0.4);
        }

        /* Related CTA section */
        .article-cta-section {
            background: linear-gradient(135deg, var(--brand-green-dark), var(--brand-green-light));
            color: #fff;
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            margin-top: 48px;
            position: relative;
            overflow: hidden;
        }

        .article-cta-section::before {
            content: '';
            position: absolute;
            top: -50px;
            left: -50px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(255, 184, 0, 0.2) 0%, transparent 70%);
            border-radius: 50%;
        }

        .article-cta-section .cta-inner {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 30px;
            flex-wrap: wrap;
        }

        .article-cta-section h3 {
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .article-cta-section p {
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 0;
            max-width: 520px;
        }

        .btn-cta-article {
            background: var(--accent-gold);
            color: var(--brand-green-dark);
            font-weight: 800;
            font-size: 1rem;
            padding: 14px 32px;
            border-radius: 50px;
            border: none;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-cta-article:hover {
            background: #ffd45c;
            transform: translateY(-2px);
            box-shadow: 0 10px 26px rgba(255, 184, 0, 0.4);
        }

        /* Footer */
        .footer-custom {
            background: var(--brand-green-dark);
            color: rgba(255, 255, 255, 0.85);
            padding: 60px 0 30px;
            margin-top: auto;
        }

        .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            line-height: 1.3;
        }

        .footer-text {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .footer-heading {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: 0.02em;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            transition: all var(--transition);
        }

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

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

        .payment-badge {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 8px 14px;
            border-radius: 50px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition);
        }

        .payment-badge:hover {
            background: rgba(255, 255, 255, 0.14);
            border-color: var(--accent-gold);
            color: var(--accent-gold);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            margin-top: 40px;
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.6);
        }

        /* FAB */
        .fab-custom {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 1050;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand-green-dark), var(--brand-green));
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            cursor: pointer;
            box-shadow: 0 6px 22px rgba(10, 92, 63, 0.4), 0 0 0 4px rgba(255, 184, 0, 0.12);
            transition: all var(--transition);
            opacity: 0.75;
            animation: fab-breathe 3s ease-in-out infinite;
            text-decoration: none;
        }

        .fab-custom:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 28px rgba(10, 92, 63, 0.5), 0 0 0 6px rgba(255, 184, 0, 0.2);
            color: #fff;
        }

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

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

        @keyframes fab-breathe {
            0%,
            100% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.04);
            }
        }

        @keyframes fab-blink {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.35;
            }
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .article-sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .article-content-card {
                padding: 36px 28px;
            }
        }

        @media (max-width: 768px) {
            .navbar-custom {
                padding: 10px 0;
            }
            .navbar-brand-custom {
                font-size: 1rem;
            }
            .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }
            .navbar-custom .nav-link {
                padding: 8px 12px !important;
                font-size: 0.9rem;
            }
            .btn-login,
            .btn-signup {
                font-size: 0.82rem;
                padding: 8px 16px;
            }
            .article-hero {
                padding: 40px 0 36px;
            }
            .article-hero h1 {
                font-size: 1.6rem;
            }
            .article-meta {
                gap: 12px;
                font-size: 0.82rem;
            }
            .article-main {
                padding: 36px 0 50px;
            }
            .article-content-card {
                padding: 24px 18px;
                border-radius: var(--radius-md);
            }
            .article-featured-image img {
                height: 240px;
            }
            .article-body-text {
                font-size: 0.98rem;
                line-height: 1.7;
            }
            .article-body-text h2 {
                font-size: 1.3rem;
            }
            .article-body-text h3 {
                font-size: 1.12rem;
            }
            .article-sidebar {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .article-cta-section {
                padding: 32px 24px;
            }
            .article-cta-section .cta-inner {
                flex-direction: column;
                text-align: center;
            }
            .article-cta-section h3 {
                font-size: 1.25rem;
            }
            .footer-custom {
                padding: 40px 0 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .fab-custom {
                left: 12px;
                bottom: 80px;
                width: 48px;
                height: 48px;
                font-size: 1.1rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .article-hero h1 {
                font-size: 1.35rem;
            }
            .article-content-card {
                padding: 18px 14px;
            }
            .article-featured-image img {
                height: 190px;
            }
            .article-body-text {
                font-size: 0.94rem;
            }
            .btn-cta-article {
                width: 100%;
                text-align: center;
            }
            .btn-login,
            .btn-signup {
                font-size: 0.78rem;
                padding: 7px 12px;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0B0B0B;
            --bg-secondary: #161616;
            --bg-elevated: #1E1E1E;
            --bg-soft: #242424;
            --accent-primary: #FF4500;
            --accent-secondary: #FF0000;
            --text-primary: #FFFFFF;
            --text-secondary: #CCCCCC;
            --text-muted: #999999;
            --border-subtle: #2A2A2A;
            --border-strong: #3A3A3A;
            --success: #2ECC71;
            --danger: #E74C3C;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.25);
            --shadow-md: 0 8px 24px rgba(0,0,0,0.35);
            --shadow-lg: 0 16px 48px rgba(0,0,0,0.5);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

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

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* Navbar */
        .navbar-custom {
            background: rgba(11, 11, 11, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-subtle);
            padding: 16px 0;
            transition: all var(--transition-smooth);
            position: sticky;
            top: 0;
            z-index: 1050;
        }

        .navbar-custom.scrolled {
            padding: 10px 0;
            box-shadow: 0 4px 20px rgba(0,0,0,0.4);
        }

        .navbar-brand-custom {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--text-primary);
            letter-spacing: -0.01em;
        }

        .navbar-brand-custom .brand-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .navbar-brand-custom:hover {
            color: var(--text-primary);
        }

        .navbar-nav .nav-link {
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 10px 16px;
            transition: all var(--transition-fast);
            border-radius: var(--radius-sm);
            position: relative;
        }

        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link.active {
            color: var(--text-primary);
        }

        .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--accent-primary);
            border-radius: 2px;
        }

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

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(255, 69, 0, 0.3);
            outline: none;
        }

        .btn-login {
            background: transparent;
            color: var(--text-primary);
            border: 1px solid var(--border-strong);
            padding: 10px 22px;
            font-weight: 600;
            font-size: 0.9rem;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .btn-login:hover {
            border-color: var(--accent-primary);
            color: var(--accent-primary);
            background: rgba(255, 69, 0, 0.05);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            color: white;
            border: none;
            padding: 10px 22px;
            font-weight: 600;
            font-size: 0.9rem;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            box-shadow: 0 4px 16px rgba(255, 69, 0, 0.3);
        }

        .btn-signup:hover {
            background: linear-gradient(135deg, #FF5500, #FF1A1A);
            box-shadow: 0 6px 24px rgba(255, 69, 0, 0.45);
            transform: translateY(-1px);
            color: white;
        }

        /* Page Hero */
        .page-hero {
            background: linear-gradient(160deg, #0B0B0B 0%, #1A0A05 50%, #160808 100%);
            position: relative;
            overflow: hidden;
            padding: 70px 0 60px;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(255, 69, 0, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -5%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 0, 0, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .page-hero .container {
            position: relative;
            z-index: 1;
        }

        .page-badge {
            display: inline-block;
            background: rgba(255, 69, 0, 0.15);
            color: var(--accent-primary);
            border: 1px solid rgba(255, 69, 0, 0.3);
            padding: 8px 18px;
            font-size: 0.85rem;
            font-weight: 600;
            border-radius: 50px;
            margin-bottom: 24px;
            letter-spacing: 0.02em;
        }

        .page-hero h1 {
            font-size: 3rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.15;
            margin-bottom: 20px;
            color: var(--text-primary);
        }

        .page-hero .lead-text {
            font-size: 1.15rem;
            color: var(--text-secondary);
            max-width: 650px;
            line-height: 1.7;
        }

        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-top: 32px;
        }

        .btn-primary-cta {
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            color: white;
            border: none;
            padding: 14px 34px;
            font-weight: 700;
            font-size: 1rem;
            border-radius: var(--radius-md);
            transition: all var(--transition-smooth);
            box-shadow: 0 8px 28px rgba(255, 69, 0, 0.35);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .btn-primary-cta:hover {
            background: linear-gradient(135deg, #FF5500, #FF1A1A);
            box-shadow: 0 12px 36px rgba(255, 69, 0, 0.5);
            transform: translateY(-2px);
            color: white;
        }

        .btn-outline-cta {
            background: transparent;
            color: var(--text-primary);
            border: 1px solid var(--border-strong);
            padding: 14px 30px;
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .btn-outline-cta:hover {
            border-color: var(--accent-primary);
            color: var(--accent-primary);
            background: rgba(255, 69, 0, 0.05);
        }

        /* Flash Sale Bar */
        .flash-sale-bar {
            background: linear-gradient(135deg, #1A0A05, #2A0A0A);
            border: 1px solid rgba(255, 69, 0, 0.25);
            border-radius: var(--radius-lg);
            padding: 20px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            margin-top: 40px;
            position: relative;
            overflow: hidden;
        }

        .flash-sale-bar::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary), var(--accent-primary));
            background-size: 200% 100%;
            animation: gradientMove 3s linear infinite;
        }

        @keyframes gradientMove {
            0% { background-position: 0% 50%; }
            100% { background-position: 200% 50%; }
        }

        .flash-sale-label {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .flash-sale-icon {
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.3rem;
            flex-shrink: 0;
            animation: pulseGlow 2s ease-in-out infinite;
        }

        @keyframes pulseGlow {
            0%, 100% { box-shadow: 0 0 0 0 rgba(255, 69, 0, 0.4); }
            50% { box-shadow: 0 0 0 12px rgba(255, 69, 0, 0); }
        }

        .flash-sale-text h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 2px;
        }

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

        .countdown-timer {
            display: flex;
            gap: 12px;
            align-items: center;
        }

        .countdown-item {
            text-align: center;
            min-width: 60px;
        }

        .countdown-value {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent-primary);
            background: rgba(255, 69, 0, 0.1);
            border: 1px solid rgba(255, 69, 0, 0.3);
            border-radius: var(--radius-sm);
            padding: 8px 12px;
            line-height: 1;
        }

        .countdown-label {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-top: 6px;
        }

        .btn-flash-cta {
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            color: white;
            border: none;
            padding: 14px 28px;
            font-weight: 700;
            font-size: 0.95rem;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            box-shadow: 0 6px 20px rgba(255, 69, 0, 0.3);
            white-space: nowrap;
        }

        .btn-flash-cta:hover {
            box-shadow: 0 8px 28px rgba(255, 69, 0, 0.5);
            transform: translateY(-1px);
            color: white;
        }

        /* Section Common */
        .section-padding {
            padding: 70px 0;
        }

        .section-padding-alt {
            padding: 70px 0;
            background: var(--bg-secondary);
        }

        .section-header {
            margin-bottom: 48px;
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--accent-primary);
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.015em;
            line-height: 1.25;
            margin-bottom: 16px;
            color: var(--text-primary);
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.7;
        }

        /* Strategy Cards */
        .strategy-card {
            background: var(--bg-elevated);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 28px;
            height: 100%;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .strategy-card:hover {
            border-color: rgba(255, 69, 0, 0.3);
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(0,0,0,0.3);
        }

        .strategy-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-fast);
        }

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

        .strategy-icon {
            width: 56px;
            height: 56px;
            background: rgba(255, 69, 0, 0.1);
            border: 1px solid rgba(255, 69, 0, 0.25);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-primary);
            font-size: 1.4rem;
            margin-bottom: 20px;
        }

        .strategy-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-primary);
        }

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

        /* Steps Flow */
        .step-flow {
            display: flex;
            flex-direction: column;
            gap: 0;
            position: relative;
            padding-left: 32px;
        }

        .step-flow::before {
            content: '';
            position: absolute;
            left: 15px;
            top: 10px;
            bottom: 10px;
            width: 2px;
            background: var(--border-subtle);
        }

        .step-item {
            position: relative;
            padding: 0 0 36px 20px;
        }

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

        .step-dot {
            position: absolute;
            left: -32px;
            top: 4px;
            width: 32px;
            height: 32px;
            background: var(--bg-elevated);
            border: 2px solid var(--accent-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-primary);
            font-weight: 700;
            font-size: 0.9rem;
            z-index: 1;
        }

        .step-content h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

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

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

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

        .comparison-table th {
            background: var(--bg-soft);
            color: var(--text-primary);
            font-weight: 700;
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            padding: 16px 20px;
            border-bottom: 1px solid var(--border-strong);
            text-align: left;
        }

        .comparison-table td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--border-subtle);
            color: var(--text-secondary);
            font-size: 0.9rem;
        }

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

        .comparison-table tr:hover td {
            background: rgba(255, 69, 0, 0.03);
        }

        .comparison-table .highlight-cell {
            color: var(--accent-primary);
            font-weight: 600;
        }

        .check-icon {
            color: var(--success);
            font-size: 1rem;
        }

        .cross-icon {
            color: var(--danger);
            font-size: 1rem;
        }

        /* FAQ */
        .faq-item {
            background: var(--bg-elevated);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }

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

        .faq-question {
            padding: 20px 24px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-primary);
            transition: color var(--transition-fast);
            user-select: none;
        }

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

        .faq-question i {
            transition: transform var(--transition-smooth);
            color: var(--text-muted);
            flex-shrink: 0;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth);
        }

        .faq-answer-inner {
            padding: 0 24px 20px;
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(160deg, #0B0B0B 0%, #1A0A05 60%, #160808 100%);
            position: relative;
            overflow: hidden;
            padding: 80px 0;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -30%;
            left: 50%;
            transform: translateX(-50%);
            width: 800px;
            height: 800px;
            background: radial-gradient(circle, rgba(255, 69, 0, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section .container {
            position: relative;
            z-index: 1;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 2.5rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
        }

        .cta-section p {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 550px;
            margin: 0 auto 32px;
        }

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

        .footer-brand {
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--text-primary);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

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

        .footer-heading {
            font-size: 0.95rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 18px;
            color: var(--text-primary);
        }

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

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

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

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

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

        .payment-badge {
            background: var(--bg-elevated);
            border: 1px solid var(--border-subtle);
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            color: var(--text-secondary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition-fast);
        }

        .payment-badge:hover {
            border-color: var(--border-strong);
            color: var(--text-primary);
        }

        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            margin-top: 40px;
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* FAB */
        .fab-custom {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 1060;
            width: 56px;
            height: 56px;
            background: rgba(11, 11, 11, 0.75);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 2px solid;
            border-image: linear-gradient(135deg, #00F0FF, #0052FF) 1;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #00F0FF;
            font-size: 1.4rem;
            cursor: pointer;
            opacity: 0.7;
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
            transition: all var(--transition-smooth);
            animation: fabBreath 3s ease-in-out infinite;
        }

        .fab-custom:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 0 32px rgba(0, 240, 255, 0.55);
            color: #00F0FF;
        }

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

        @keyframes fabBreath {
            0%, 100% { box-shadow: 0 0 20px rgba(0, 240, 255, 0.3); }
            50% { box-shadow: 0 0 36px rgba(0, 240, 255, 0.55); }
        }

        .fab-notification {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 16px;
            height: 16px;
            background: var(--danger);
            border: 2px solid var(--bg-primary);
            border-radius: 50%;
            animation: blinkDot 1.5s ease-in-out infinite;
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .page-hero h1 {
                font-size: 2.4rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 768px) {
            .navbar-custom {
                padding: 12px 0;
            }
            .navbar-brand-custom {
                font-size: 1rem;
            }
            .navbar-brand-custom .brand-icon {
                width: 36px;
                height: 36px;
                font-size: 0.9rem;
            }
            .page-hero {
                padding: 50px 0 40px;
            }
            .page-hero h1 {
                font-size: 2rem;
            }
            .page-hero .lead-text {
                font-size: 1rem;
            }
            .flash-sale-bar {
                padding: 16px 20px;
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }
            .countdown-timer {
                width: 100%;
                justify-content: space-between;
            }
            .countdown-value {
                font-size: 1.4rem;
                padding: 6px 10px;
            }
            .section-padding,
            .section-padding-alt {
                padding: 50px 0;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .cta-section h2 {
                font-size: 1.8rem;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .comparison-table-wrapper {
                overflow-x: auto;
            }
            .comparison-table {
                min-width: 600px;
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 1.7rem;
            }
            .hero-cta-group {
                flex-direction: column;
            }
            .btn-primary-cta,
            .btn-outline-cta {
                width: 100%;
                justify-content: center;
            }
            .flash-sale-bar {
                padding: 14px 16px;
            }
            .countdown-item {
                min-width: 50px;
            }
            .countdown-value {
                font-size: 1.2rem;
            }
            .strategy-card {
                padding: 20px;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .fab-custom {
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
                left: 12px;
                bottom: 80px;
            }
        }