/* roulang page: index */
:root {
            --primary-bg: #0A2E1C;
            --secondary-bg: #123E25;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --border-gold: #B8860B;
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.3);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'Be Vietnam Pro', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            --font-body: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

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

        body {
            font-family: var(--font-body);
            background-color: var(--primary-bg);
            color: var(--text-white);
            line-height: 1.6;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

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

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

        button,
        .btn {
            font-family: var(--font-body);
            transition: var(--transition-smooth);
            cursor: pointer;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* Custom Navbar */
        .navbar-custom {
            background: rgba(10, 46, 28, 0.95) !important;
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 215, 0, 0.3);
            padding: 12px 0;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1050;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
            transition: var(--transition-smooth);
        }

        .navbar-brand-custom {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.25rem;
            background: linear-gradient(135deg, var(--accent-gold), #FFC107);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .navbar-brand-custom:hover {
            filter: brightness(1.2);
        }

        .nav-link-custom {
            color: var(--text-mint) !important;
            font-weight: 500;
            margin: 0 8px;
            padding: 8px 16px !important;
            border-radius: var(--radius-sm);
            position: relative;
        }

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

        .nav-link-custom::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--accent-gold);
            transition: width 0.3s ease;
        }

        .nav-link-custom:hover::after,
        .nav-link-custom.active::after {
            width: 70%;
        }

        .btn-login-nav {
            background: transparent;
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            font-weight: 600;
            padding: 8px 20px;
            border-radius: 50px;
            transition: var(--transition-smooth);
        }

        .btn-login-nav:hover {
            background: rgba(255, 215, 0, 0.1);
            color: var(--accent-gold);
            border-color: #FFC107;
        }

        .btn-signup-nav {
            background: linear-gradient(135deg, var(--accent-gold), #FFA000);
            border: none;
            color: var(--primary-bg);
            font-weight: 700;
            padding: 10px 24px;
            border-radius: 50px;
            box-shadow: 0 4px 12px rgba(255, 215, 0, 0.4);
            margin-left: 8px;
        }

        .btn-signup-nav:hover {
            background: linear-gradient(135deg, #FFC107, var(--accent-gold));
            box-shadow: 0 6px 20px rgba(255, 215, 0, 0.6);
            transform: translateY(-1px);
            color: var(--primary-bg);
        }

        @media (max-width: 991px) {
            .navbar-collapse {
                background: rgba(10, 46, 28, 0.98);
                padding: 20px;
                border-radius: var(--radius-md);
                margin-top: 10px;
            }
            .btn-login-nav,
            .btn-signup-nav {
                margin: 4px 0;
                display: inline-block;
                width: auto;
            }
        }

        /* Hero Section */
        .hero-section {
            padding: 140px 0 80px;
            background: linear-gradient(135deg, var(--primary-bg) 0%, var(--secondary-bg) 100%);
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 700px;
            height: 700px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.08) 0%, transparent 70%);
            border-radius: 50%;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(211, 47, 47, 0.9);
            color: white;
            font-weight: 700;
            padding: 6px 18px;
            border-radius: 50px;
            font-size: 0.85rem;
            letter-spacing: 1px;
            margin-bottom: 20px;
            animation: pulse-badge 2s infinite;
        }

        @keyframes pulse-badge {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(211, 47, 47, 0.7);
            }
            50% {
                box-shadow: 0 0 0 12px rgba(211, 47, 47, 0);
            }
        }

        .hero-title {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 3rem;
            line-height: 1.15;
            background: linear-gradient(135deg, var(--accent-gold), #FFF8DC);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 20px;
        }

        .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-mint);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 650px;
        }

        .hero-cta-group {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .btn-hero-primary {
            background: linear-gradient(135deg, var(--accent-gold), #FF8F00);
            border: none;
            color: #0A2E1C;
            font-weight: 700;
            padding: 14px 32px;
            border-radius: 50px;
            font-size: 1.1rem;
            box-shadow: 0 6px 24px rgba(255, 215, 0, 0.5);
            transition: var(--transition-smooth);
        }

        .btn-hero-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(255, 215, 0, 0.7);
            background: linear-gradient(135deg, #FFC107, #FFA000);
            color: #0A2E1C;
        }

        .btn-hero-outline {
            background: transparent;
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            font-weight: 600;
            padding: 12px 28px;
            border-radius: 50px;
            font-size: 1.05rem;
        }

        .btn-hero-outline:hover {
            background: rgba(255, 215, 0, 0.12);
            border-color: #FFC107;
            color: #FFC107;
        }

        .hero-visual {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6);
            border: 2px solid rgba(255, 215, 0, 0.3);
        }

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

        @media (max-width: 768px) {
            .hero-title {
                font-size: 2rem;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
        }

        /* Section Spacing */
        section {
            padding: 70px 0;
        }

        .section-label {
            display: inline-block;
            font-weight: 700;
            color: var(--accent-gold);
            text-transform: uppercase;
            letter-spacing: 2px;
            font-size: 0.8rem;
            margin-bottom: 8px;
        }

        .section-title {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 2.2rem;
            margin-bottom: 16px;
            color: white;
        }

        .section-desc {
            color: var(--text-mint);
            font-size: 1.05rem;
            line-height: 1.65;
            margin-bottom: 36px;
        }

        /* How to Play Section */
        .how-to-play-card {
            background: rgba(18, 62, 37, 0.7);
            border: 1px solid rgba(255, 215, 0, 0.15);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: left;
            transition: var(--transition-smooth);
            height: 100%;
        }

        .how-to-play-card:hover {
            border-color: rgba(255, 215, 0, 0.5);
            box-shadow: 0 8px 24px rgba(255, 215, 0, 0.15);
            transform: translateY(-4px);
        }

        .step-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--accent-gold);
            opacity: 0.4;
            line-height: 1;
            margin-bottom: 12px;
        }

        .how-to-play-card h4 {
            font-weight: 700;
            margin-bottom: 10px;
            color: white;
        }

        .how-to-play-card p {
            color: var(--text-mint);
            margin-bottom: 0;
            font-size: 0.95rem;
        }

        /* Reward Preview */
        .reward-tier-card {
            background: linear-gradient(135deg, rgba(18, 62, 37, 0.9), rgba(10, 46, 28, 0.95));
            border: 2px solid rgba(255, 215, 0, 0.3);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: left;
            position: relative;
            transition: var(--transition-smooth);
            height: 100%;
        }

        .reward-tier-card.featured {
            border-color: var(--accent-gold);
            box-shadow: 0 0 24px rgba(255, 215, 0, 0.25);
        }

        .reward-tier-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 32px rgba(255, 215, 0, 0.3);
        }

        .tier-badge {
            display: inline-block;
            background: var(--accent-gold);
            color: var(--primary-bg);
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 0.8rem;
            margin-bottom: 12px;
        }

        .reward-amount {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 6px;
        }

        .reward-desc {
            color: var(--text-mint);
            font-size: 0.9rem;
        }

        /* Mission Progress */
        .mission-progress-bar {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50px;
            height: 8px;
            margin-bottom: 24px;
            position: relative;
            overflow: hidden;
        }

        .mission-progress-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--accent-gold), #FFA000);
            border-radius: 50px;
            transition: width 1s ease;
        }

        .mission-card {
            background: rgba(18, 62, 37, 0.65);
            border-radius: var(--radius-md);
            padding: 20px;
            border-left: 4px solid var(--accent-gold);
            margin-bottom: 16px;
            transition: var(--transition-smooth);
        }

        .mission-card:hover {
            background: rgba(18, 62, 37, 0.85);
            border-left-color: #FFC107;
        }

        /* Selling Points Trio */
        .selling-point-card {
            background: rgba(18, 62, 37, 0.5);
            border: 1px solid rgba(255, 215, 0, 0.18);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            text-align: left;
            height: 100%;
            transition: var(--transition-smooth);
        }

        .selling-point-card:hover {
            border-color: var(--accent-gold);
            box-shadow: 0 0 28px rgba(255, 215, 0, 0.2);
        }

        .selling-point-icon {
            font-size: 2.4rem;
            color: var(--accent-gold);
            margin-bottom: 16px;
        }

        /* Version Update Changelog */
        .changelog-entry {
            background: rgba(18, 62, 37, 0.5);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            border-left: 4px solid var(--accent-gold);
            margin-bottom: 16px;
            transition: var(--transition-smooth);
        }

        .changelog-entry:hover {
            background: rgba(18, 62, 37, 0.75);
        }

        .changelog-version {
            font-weight: 700;
            color: var(--accent-gold);
            font-size: 0.9rem;
        }

        /* Vertical Card Stream */
        .vertical-card {
            background: rgba(18, 62, 37, 0.6);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid rgba(255, 215, 0, 0.15);
            transition: var(--transition-smooth);
            height: 100%;
        }

        .vertical-card:hover {
            border-color: var(--accent-gold);
            box-shadow: 0 8px 28px rgba(255, 215, 0, 0.25);
            transform: translateY(-4px);
        }

        .vertical-card img {
            height: 200px;
            object-fit: cover;
            width: 100%;
        }

        .vertical-card-body {
            padding: 16px 18px;
        }

        /* News List */
        .news-list-item {
            padding: 16px 0;
            border-bottom: 1px solid rgba(255, 215, 0, 0.15);
            transition: var(--transition-smooth);
        }

        .news-list-item:hover {
            padding-left: 8px;
        }

        .news-list-item a {
            color: var(--text-mint);
            font-weight: 600;
            font-size: 1rem;
        }

        .news-list-item a:hover {
            color: var(--accent-gold);
        }

        .news-meta {
            font-size: 0.8rem;
            color: rgba(209, 242, 235, 0.6);
            margin-top: 4px;
        }

        /* FAQ */
        .accordion-button-custom {
            background: rgba(18, 62, 37, 0.7);
            color: white;
            font-weight: 600;
            border: 1px solid rgba(255, 215, 0, 0.2);
            border-radius: var(--radius-md) !important;
            padding: 18px 24px;
            margin-bottom: 8px;
            transition: var(--transition-smooth);
        }

        .accordion-button-custom:not(.collapsed) {
            background: rgba(255, 215, 0, 0.1);
            color: var(--accent-gold);
            border-color: var(--accent-gold);
        }

        .accordion-button-custom:focus {
            box-shadow: 0 0 0 2px rgba(255, 215, 0, 0.4);
        }

        .accordion-body-custom {
            background: rgba(10, 46, 28, 0.8);
            color: var(--text-mint);
            border-radius: 0 0 var(--radius-md) var(--radius-md);
            padding: 16px 24px;
        }

        /* Footer */
        .footer-custom {
            background: #061A10;
            border-top: 2px solid rgba(255, 215, 0, 0.4);
            padding: 50px 0 30px;
            color: var(--text-mint);
        }

        .footer-custom h5 {
            color: var(--accent-gold);
            font-weight: 700;
            margin-bottom: 16px;
        }

        .footer-custom a {
            color: var(--text-mint);
            font-size: 0.9rem;
        }

        .footer-custom a:hover {
            color: var(--accent-gold);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 215, 0, 0.25);
            padding-top: 20px;
            margin-top: 30px;
            font-size: 0.85rem;
        }

        /* FAB Royal */
        .fab-royal {
            position: fixed;
            left: 24px;
            bottom: 96px;
            z-index: 1040;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #2C2C2C, #0A0A0A);
            border: 2px solid var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.5rem;
            cursor: pointer;
            transition: var(--transition-smooth);
            opacity: 0.7;
            animation: fabFloat 3s ease-in-out infinite;
        }

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

        .fab-royal:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 6px 28px rgba(255, 215, 0, 0.5);
        }

        .fab-royal .notification-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 12px;
            height: 12px;
            background: #D32F2F;
            border-radius: 50%;
            border: 2px solid white;
            animation: pulse-dot 1.5s infinite;
        }

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

        @media (max-width: 768px) {
            section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 1.7rem;
            }
        }

/* roulang page: article */
:root {
            --deep-green: #0A2E1C;
            --forest-green: #123E25;
            --imperial-gold: #FFD700;
            --lucky-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --card-bg: rgba(18, 62, 37, 0.6);
            --card-border: rgba(255, 215, 0, 0.3);
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.15);
            --border-radius: 12px;
            --transition: all 0.3s ease;
        }

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

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

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

        a:hover {
            color: #FFC107;
        }

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

        /* Container Override */
        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* Navbar Custom */
        .navbar-custom {
            background: rgba(10, 46, 28, 0.95);
            backdrop-filter: blur(15px);
            -webkit-backdrop-filter: blur(15px);
            border-bottom: 2px solid var(--card-border);
            padding: 12px 0;
            z-index: 1050;
        }

        .navbar-brand-custom {
            font-weight: 800;
            font-size: 1.4rem;
            color: var(--imperial-gold) !important;
            letter-spacing: 0.5px;
            text-shadow: 0 0 15px rgba(255, 215, 0, 0.4);
            max-width: 280px;
            line-height: 1.3;
        }

        .nav-link-custom {
            color: var(--text-mint) !important;
            font-weight: 600;
            margin: 0 6px;
            padding: 8px 16px !important;
            border-radius: 30px;
            transition: var(--transition);
            font-size: 0.95rem;
        }

        .nav-link-custom:hover,
        .nav-link-custom.active {
            color: var(--imperial-gold) !important;
            background: rgba(255, 215, 0, 0.1);
        }

        .btn-login-nav {
            background: transparent;
            color: var(--imperial-gold);
            border: 1.5px solid var(--imperial-gold);
            padding: 8px 20px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .btn-login-nav:hover {
            background: rgba(255, 215, 0, 0.2);
            color: var(--imperial-gold);
            border-color: #FFC107;
        }

        .btn-signup-nav {
            background: linear-gradient(135deg, var(--imperial-gold), #FFC107);
            color: var(--deep-green);
            border: none;
            padding: 9px 22px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 0.9rem;
            transition: var(--transition);
            box-shadow: var(--shadow-gold);
        }

        .btn-signup-nav:hover {
            background: linear-gradient(135deg, #FFC107, var(--imperial-gold));
            color: #0A2E1C;
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(255, 215, 0, 0.3);
        }

        @media (max-width: 992px) {
            .navbar-collapse {
                background: rgba(10, 46, 28, 0.98);
                padding: 20px;
                border-radius: 16px;
                margin-top: 10px;
            }
            .nav-link-custom {
                margin: 4px 0;
            }
        }

        /* Article Hero */
        .article-hero {
            background: linear-gradient(180deg, rgba(10, 46, 28, 0.7) 0%, rgba(18, 62, 37, 0.9) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 80px 0 60px;
            text-align: left;
            position: relative;
            border-bottom: 2px solid var(--card-border);
        }

        .article-meta {
            display: flex;
            gap: 20px;
            font-size: 0.9rem;
            color: var(--text-mint);
            margin-bottom: 15px;
            flex-wrap: wrap;
        }

        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 215, 0, 0.1);
            padding: 5px 14px;
            border-radius: 20px;
            border: 1px solid rgba(255, 215, 0, 0.25);
        }

        .article-meta i {
            color: var(--imperial-gold);
            font-size: 0.8rem;
        }

        .article-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--imperial-gold);
            text-shadow: 0 0 25px rgba(255, 215, 0, 0.3);
            line-height: 1.35;
            margin-bottom: 20px;
        }

        .article-author-card {
            display: flex;
            align-items: center;
            gap: 15px;
            background: rgba(18, 62, 37, 0.7);
            backdrop-filter: blur(10px);
            padding: 15px 20px;
            border-radius: 60px;
            border: 1px solid var(--card-border);
            display: inline-flex;
            margin-top: 15px;
        }

        .author-avatar {
            width: 55px;
            height: 55px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--imperial-gold), #FFB300);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.4rem;
            color: var(--deep-green);
            flex-shrink: 0;
            box-shadow: 0 0 20px rgba(255, 215, 0, 0.4);
        }

        .author-info strong {
            color: var(--text-white);
            display: block;
            font-size: 1rem;
        }

        .author-info small {
            color: var(--text-mint);
            font-size: 0.8rem;
        }

        .author-badge {
            background: var(--lucky-red);
            color: white;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 3px 12px;
            border-radius: 20px;
            margin-left: 10px;
            letter-spacing: 0.5px;
        }

        /* Main Content Area */
        .article-main {
            background: var(--deep-green);
            padding: 50px 0;
        }

        .article-content-wrapper {
            background: var(--card-bg);
            backdrop-filter: blur(15px);
            border: 1px solid var(--card-border);
            border-radius: 20px;
            padding: 45px;
            box-shadow: var(--shadow-gold);
        }

        .article-content {
            color: var(--text-mint);
            font-size: 1.05rem;
            line-height: 1.7;
            word-wrap: break-word;
        }

        .article-content h2 {
            color: var(--imperial-gold);
            font-weight: 700;
            margin-top: 35px;
            margin-bottom: 15px;
            font-size: 1.8rem;
            border-left: 5px solid var(--imperial-gold);
            padding-left: 18px;
        }

        .article-content h3 {
            color: var(--text-white);
            font-weight: 600;
            margin-top: 25px;
            margin-bottom: 12px;
            font-size: 1.4rem;
        }

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

        .article-content ul,
        .article-content ol {
            margin-bottom: 18px;
            padding-left: 22px;
        }

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

        .article-content img {
            border-radius: 16px;
            margin: 25px 0;
            border: 2px solid var(--card-border);
        }

        .article-content blockquote {
            background: rgba(255, 215, 0, 0.05);
            border-left: 4px solid var(--imperial-gold);
            padding: 20px 25px;
            margin: 25px 0;
            border-radius: 12px;
            font-style: italic;
            color: var(--text-white);
        }

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

        .not-found-state {
            text-align: center;
            padding: 80px 20px;
            background: var(--card-bg);
            border-radius: 20px;
            border: 1px solid var(--card-border);
        }

        .not-found-state i {
            font-size: 4rem;
            color: var(--imperial-gold);
            margin-bottom: 20px;
            display: block;
        }

        .not-found-state h2 {
            color: var(--imperial-gold);
            font-weight: 700;
            margin-bottom: 15px;
        }

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

        .btn-gold {
            background: linear-gradient(135deg, var(--imperial-gold), #FFC107);
            color: var(--deep-green);
            font-weight: 700;
            padding: 12px 30px;
            border-radius: 30px;
            border: none;
            transition: var(--transition);
            box-shadow: var(--shadow-gold);
            display: inline-block;
        }

        .btn-gold:hover {
            background: linear-gradient(135deg, #FFC107, var(--imperial-gold));
            transform: translateY(-2px);
            color: #0A2E1C;
            box-shadow: 0 10px 30px rgba(255, 215, 0, 0.35);
        }

        /* Sidebar */
        .article-sidebar {
            background: var(--card-bg);
            backdrop-filter: blur(15px);
            border: 1px solid var(--card-border);
            border-radius: 20px;
            padding: 30px;
            box-shadow: var(--shadow-gold);
        }

        .sidebar-title {
            color: var(--imperial-gold);
            font-weight: 700;
            font-size: 1.3rem;
            margin-bottom: 20px;
            border-bottom: 2px solid var(--card-border);
            padding-bottom: 12px;
        }

        .sidebar-card {
            display: flex;
            gap: 15px;
            margin-bottom: 20px;
            background: rgba(255, 215, 0, 0.05);
            border-radius: 14px;
            padding: 15px;
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .sidebar-card:hover {
            border-color: var(--imperial-gold);
            transform: translateX(5px);
            background: rgba(255, 215, 0, 0.1);
        }

        .sidebar-card img {
            width: 70px;
            height: 70px;
            object-fit: cover;
            border-radius: 12px;
            flex-shrink: 0;
        }

        .sidebar-card-text h6 {
            color: var(--text-white);
            font-weight: 600;
            font-size: 0.9rem;
            margin-bottom: 5px;
        }

        .sidebar-card-text small {
            color: var(--text-mint);
            font-size: 0.8rem;
        }

        /* Footer Custom */
        .footer-custom {
            background: #061B10;
            border-top: 3px solid var(--imperial-gold);
            padding: 50px 0 25px;
            color: var(--text-mint);
        }

        .footer-custom h5 {
            color: var(--imperial-gold);
            font-weight: 700;
            margin-bottom: 18px;
            font-size: 1.1rem;
        }

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

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

        .footer-custom ul li a:hover {
            color: var(--imperial-gold);
            padding-left: 5px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 215, 0, 0.2);
            margin-top: 30px;
            padding-top: 20px;
            color: var(--text-mint);
            font-size: 0.85rem;
        }

        /* FAB - Imperial Gold Coin */
        .fab-custom {
            position: fixed;
            left: 20px;
            bottom: 100px;
            z-index: 1080;
            width: 58px;
            height: 58px;
            background: radial-gradient(circle at 30% 30%, #FFD700, #B8860B);
            border-radius: 50%;
            border: 2px solid #FFD700;
            box-shadow: 0 4px 25px rgba(255, 215, 0, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0A2E1C;
            font-size: 1.6rem;
            cursor: pointer;
            transition: all 0.3s ease;
            opacity: 0.85;
            animation: floatCoin 3s infinite ease-in-out;
        }

        .fab-custom:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 35px rgba(255, 215, 0, 0.6);
        }

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

        .fab-notification {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            background: var(--lucky-red);
            border-radius: 50%;
            border: 2px solid var(--deep-green);
            animation: blinkBadge 1.5s infinite;
        }

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

        /* Responsive */
        @media (max-width: 768px) {
            .article-hero h1 {
                font-size: 1.9rem;
            }
            .article-content-wrapper {
                padding: 25px;
            }
            .article-hero {
                padding: 60px 0 40px;
            }
            .fab-custom {
                left: 15px;
                bottom: 85px;
                width: 50px;
                height: 50px;
                font-size: 1.4rem;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0B0B0B;
            --bg-secondary: #161616;
            --accent-lava: #FF4500;
            --accent-fire: #FF0000;
            --text-white: #FFFFFF;
            --text-warm-gray: #CCCCCC;
            --border-dim: #2A2A2A;
            --card-bg: #1A1A1A;
            --highlight-glow: rgba(255, 69, 0, 0.4);
            --font-sans: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
        }

        * {
            box-sizing: border-box;
        }

        body {
            background-color: var(--bg-primary);
            color: var(--text-white);
            font-family: var(--font-sans);
            line-height: 1.6;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--accent-lava);
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: var(--accent-fire);
        }

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

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

        /* --- Navbar Custom --- */
        .navbar-custom {
            background: rgba(11, 11, 11, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-dim);
            padding: 0.9rem 0;
            z-index: 1030;
        }
        .navbar-brand-custom {
            font-weight: 700;
            font-size: 1.4rem;
            color: var(--text-white) !important;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #FF4500, #FF0000);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .nav-link-custom {
            color: var(--text-warm-gray) !important;
            font-weight: 500;
            margin: 0 0.3rem;
            padding: 0.5rem 1rem !important;
            border-radius: 6px;
            transition: all 0.2s;
        }
        .nav-link-custom:hover, .nav-link-custom.active {
            color: var(--text-white) !important;
            background: rgba(255, 69, 0, 0.2);
        }
        .btn-login-nav {
            background: transparent;
            border: 1px solid var(--text-warm-gray);
            color: var(--text-white);
            border-radius: 6px;
            padding: 0.4rem 1.2rem;
            font-weight: 500;
            transition: 0.2s;
        }
        .btn-login-nav:hover {
            border-color: var(--accent-lava);
            color: var(--accent-lava);
        }
        .btn-signup-nav {
            background: linear-gradient(135deg, #FF4500, #FF0000);
            border: none;
            color: white;
            border-radius: 6px;
            padding: 0.5rem 1.4rem;
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(255, 69, 0, 0.4);
            transition: 0.2s;
        }
        .btn-signup-nav:hover {
            background: linear-gradient(135deg, #FF3000, #E60000);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(255, 69, 0, 0.6);
        }

        /* Hero */
        .hero-naprut {
            background: radial-gradient(circle at 30% 30%, #1A0A0A, #0B0B0B);
            padding: 5rem 0 4rem;
            border-bottom: 1px solid #2A2A2A;
            text-align: left;
        }
        .hero-title {
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            line-height: 1.2;
            color: white;
        }
        .hero-highlight {
            background: linear-gradient(135deg, #FF4500, #FF0000);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        /* Progress / Stats Cards */
        .stat-kpi {
            background: var(--card-bg);
            border: 1px solid var(--border-dim);
            border-radius: 16px;
            padding: 1.5rem;
            text-align: left;
            transition: all 0.3s;
        }
        .stat-kpi:hover {
            border-color: var(--accent-lava);
            box-shadow: 0 8px 24px rgba(255, 69, 0, 0.2);
        }
        .stat-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--accent-lava);
        }

        /* Service Matrix */
        .matrix-card {
            background: var(--card-bg);
            border: 1px solid var(--border-dim);
            border-radius: 16px;
            padding: 2rem 1.5rem;
            transition: 0.3s;
        }
        .matrix-card:hover {
            border-color: var(--accent-fire);
            transform: translateY(-4px);
            box-shadow: 0 12px 28px rgba(255, 0, 0, 0.15);
        }

        /* Compare Table */
        .table-custom {
            background: transparent;
            color: var(--text-warm-gray);
            border-collapse: separate;
            border-spacing: 0 8px;
        }
        .table-custom th {
            background: var(--bg-secondary);
            color: white;
            border: none;
            font-weight: 600;
            padding: 1rem;
        }
        .table-custom td {
            background: var(--card-bg);
            border-color: var(--border-dim);
            vertical-align: middle;
            padding: 1rem;
        }

        /* FAQ */
        .accordion-faq .accordion-item {
            background: var(--card-bg);
            border: 1px solid var(--border-dim);
            margin-bottom: 0.8rem;
            border-radius: 12px;
        }
        .accordion-faq .accordion-button {
            background: transparent;
            color: white;
            font-weight: 600;
            box-shadow: none;
        }
        .accordion-faq .accordion-button:not(.collapsed) {
            background: rgba(255,69,0,0.15);
            color: var(--accent-lava);
        }

        /* CTA */
        .btn-cta-lava {
            background: linear-gradient(135deg, #FF4500, #FF0000);
            border: none;
            color: white;
            font-weight: 700;
            padding: 0.9rem 2.5rem;
            border-radius: 50px;
            box-shadow: 0 8px 22px rgba(255, 69, 0, 0.45);
            transition: 0.25s;
        }
        .btn-cta-lava:hover {
            background: #FF3000;
            transform: scale(1.03);
            color: white;
            box-shadow: 0 10px 28px rgba(255, 0, 0, 0.65);
        }

        /* Footer */
        .footer-custom {
            background: #0A0A0A;
            border-top: 1px solid #2A2A2A;
            padding: 3rem 0 1.5rem;
            color: var(--text-warm-gray);
        }
        .footer-custom h5 {
            color: white;
            font-weight: 700;
            margin-bottom: 1.2rem;
            font-size: 1.1rem;
        }
        .footer-custom a {
            color: var(--text-warm-gray);
            text-decoration: none;
        }
        .footer-custom a:hover {
            color: var(--accent-lava);
        }

        @media (max-width: 768px) {
            .hero-title {
                font-size: 2rem;
            }
        }

        /* FAB Option 2 Cyber Neon */
        .fab-neon {
            position: fixed;
            left: 1.2rem;
            bottom: 6rem;
            z-index: 1050;
            width: 52px;
            height: 52px;
            border-radius: 40px;
            background: rgba(0,0,0,0.75);
            backdrop-filter: blur(10px);
            border: 2px solid transparent;
            background-clip: padding-box;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.5rem;
            box-shadow: 0 0 18px rgba(255,69,0,0.7);
            animation: neonPulse 1.8s infinite;
            transition: 0.3s;
            border-image: linear-gradient(135deg, #FF4500, #FF0000) 1;
        }
        .fab-neon:hover {
            transform: scale(1.1);
            box-shadow: 0 0 28px rgba(255,0,0,0.9);
        }
        @keyframes neonPulse {
            0% { box-shadow: 0 0 10px rgba(255,69,0,0.5); }
            50% { box-shadow: 0 0 22px rgba(255,0,0,0.8); }
            100% { box-shadow: 0 0 10px rgba(255,69,0,0.5); }
        }

/* roulang page: category3 */
:root {
            --bg-primary: #121212;
            --bg-secondary: #1C1C1E;
            --bg-tertiary: #252527;
            --accent-gold: #C5A059;
            --accent-amber: #FFBF00;
            --accent-bronze: #B8860B;
            --text-primary: #F5F5F7;
            --text-muted: #D4AC0D;
            --text-body: #E0E0E0;
            --border-subtle: #3A3A3C;
            --shadow-gold: 0 8px 30px rgba(197, 160, 89, 0.15);
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --font-heading: 'Segoe UI', system-ui, -apple-system, sans-serif;
        }

        * {
            box-sizing: border-box;
        }

        body {
            background-color: var(--bg-primary);
            color: var(--text-primary);
            font-family: var(--font-heading);
            line-height: 1.6;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            transition: color 0.25s ease;
        }

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

        .btn:focus {
            box-shadow: 0 0 0 3px rgba(197, 160, 89, 0.4);
        }

        /* ---------- Navbar ---------- */
        .navbar-custom {
            background-color: rgba(18, 18, 18, 0.9);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            padding: 0.75rem 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
            z-index: 1050;
        }

        .navbar-brand-custom {
            font-weight: 700;
            font-size: 1.25rem;
            letter-spacing: -0.3px;
            color: var(--accent-gold) !important;
            display: flex;
            align-items: center;
            gap: 0.35rem;
        }

        .navbar-brand-custom i {
            color: var(--accent-amber);
            font-size: 1.5rem;
        }

        .nav-link-custom {
            color: var(--text-body) !important;
            font-weight: 500;
            margin: 0 0.2rem;
            padding: 0.5rem 0.85rem !important;
            border-radius: 8px;
            transition: background-color 0.2s, color 0.2s;
        }

        .nav-link-custom.active,
        .nav-link-custom:hover {
            color: var(--accent-gold) !important;
            background-color: rgba(197, 160, 89, 0.08);
        }

        .btn-login-nav {
            border: 1px solid var(--accent-gold);
            color: var(--accent-gold);
            background: transparent;
            padding: 0.45rem 1.4rem;
            font-weight: 600;
            border-radius: 30px;
            transition: 0.25s;
        }

        .btn-login-nav:hover {
            background-color: var(--accent-gold);
            color: #000;
        }

        .btn-signup-nav {
            background: linear-gradient(145deg, var(--accent-gold), var(--accent-amber));
            border: none;
            color: #000;
            font-weight: 700;
            padding: 0.45rem 1.6rem;
            border-radius: 30px;
            box-shadow: 0 4px 15px rgba(197, 160, 89, 0.3);
            transition: 0.25s;
        }

        .btn-signup-nav:hover {
            background: linear-gradient(145deg, var(--accent-amber), #e0a800);
            color: #000;
            transform: translateY(-1px);
        }

        @media (max-width: 991px) {
            .navbar-collapse {
                background: rgba(28, 28, 30, 0.98);
                border-radius: 16px;
                padding: 1.5rem;
                margin-top: 0.8rem;
            }
            .btn-login-nav, .btn-signup-nav {
                margin-top: 0.5rem;
            }
        }

        /* ---------- Hero ---------- */
        .hero-category {
            background: radial-gradient(circle at 70% 20%, #1C1C1E, #0B0B0B);
            padding: 4rem 0 3rem;
            border-bottom: 1px solid var(--border-subtle);
            position: relative;
        }

        .hero-category h1 {
            font-weight: 800;
            font-size: 2.6rem;
            color: var(--accent-gold);
            line-height: 1.25;
            letter-spacing: -0.5px;
        }

        .hero-category .lead {
            color: var(--text-muted);
            font-size: 1.2rem;
        }

        .hero-benefit-list {
            list-style: none;
            padding-left: 0;
        }

        .hero-benefit-list li {
            display: flex;
            align-items: flex-start;
            gap: 0.75rem;
            margin-bottom: 0.55rem;
            color: var(--text-body);
        }

        .hero-benefit-list i {
            color: var(--accent-amber);
            font-size: 1.1rem;
            margin-top: 0.15rem;
        }

        .hero-cta-group .btn-primary-gold {
            background: var(--accent-gold);
            border: none;
            color: #000;
            font-weight: 700;
            padding: 0.8rem 2rem;
            border-radius: 40px;
            transition: 0.3s;
        }

        .hero-cta-group .btn-primary-gold:hover {
            background: var(--accent-amber);
            transform: scale(1.02);
        }

        .hero-cta-group .btn-outline-gold {
            border: 1px solid var(--accent-gold);
            color: var(--accent-gold);
            background: transparent;
            font-weight: 600;
            padding: 0.8rem 2rem;
            border-radius: 40px;
        }

        .hero-cta-group .btn-outline-gold:hover {
            background: rgba(197, 160, 89, 0.1);
        }

        .trust-strip {
            display: flex;
            gap: 1.8rem;
            color: #aaa;
            font-size: 0.85rem;
            margin-top: 1.5rem;
        }

        /* ---------- Stats Board ---------- */
        .stats-board {
            background-color: var(--bg-secondary);
            padding: 2.5rem 0;
        }

        .stat-item h3 {
            font-weight: 800;
            font-size: 2.3rem;
            color: var(--accent-amber);
            margin-bottom: 0.2rem;
        }

        .stat-item p {
            color: var(--text-muted);
            font-weight: 500;
        }

        /* ---------- Section ---------- */
        .section-title {
            font-weight: 700;
            font-size: 2rem;
            color: var(--accent-gold);
            margin-bottom: 2rem;
            text-align: left;
        }

        .section-subtitle {
            color: var(--text-body);
            font-size: 1.1rem;
            margin-bottom: 2.5rem;
        }

        /* ---------- Service Matrix (Promo Cards) ---------- */
        .promo-card {
            background: var(--bg-tertiary);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 1.8rem;
            transition: all 0.3s;
            height: 100%;
            box-shadow: var(--shadow-card);
        }

        .promo-card:hover {
            border-color: var(--accent-gold);
            box-shadow: 0 12px 35px rgba(197, 160, 89, 0.2);
            transform: translateY(-4px);
        }

        .promo-icon {
            font-size: 2.7rem;
            color: var(--accent-amber);
            margin-bottom: 1rem;
        }

        .promo-card h5 {
            font-weight: 700;
            color: #fff;
        }

        .promo-value {
            color: var(--accent-gold);
            font-weight: 800;
            font-size: 1.5rem;
        }

        /* ---------- Comparison Table ---------- */
        .comparison-table {
            background: var(--bg-secondary);
            border-radius: var(--radius-xl);
            padding: 2rem;
        }

        .table-custom {
            color: var(--text-body);
            margin-bottom: 0;
        }

        .table-custom th {
            color: var(--accent-gold);
            font-weight: 700;
            border-bottom: 2px solid var(--accent-gold);
        }

        .table-custom td {
            border-color: var(--border-subtle);
            vertical-align: middle;
        }

        .badge-gold {
            background: var(--accent-amber);
            color: #000;
            font-weight: 600;
            padding: 0.35em 0.8em;
            border-radius: 30px;
        }

        /* ---------- FAQ ---------- */
        .faq-item {
            background: var(--bg-secondary);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            margin-bottom: 1rem;
            border-left: 4px solid var(--accent-gold);
        }

        .faq-item h5 {
            font-weight: 700;
            color: var(--accent-gold);
        }

        .faq-item p {
            color: var(--text-body);
            margin-bottom: 0;
        }

        /* ---------- CTA Bottom ---------- */
        .cta-section {
            background: linear-gradient(105deg, #1C1C1E 0%, #28282B 100%);
            border-top: 2px solid var(--accent-gold);
            border-bottom: 2px solid var(--accent-gold);
            padding: 3.5rem 0;
        }

        /* ---------- Footer ---------- */
        .footer-custom {
            background: #0B0B0B;
            color: #aaa;
            padding: 3rem 0 1.5rem;
            border-top: 1px solid var(--border-subtle);
        }

        .footer-custom h5 {
            color: var(--accent-gold);
            font-weight: 700;
            margin-bottom: 1rem;
        }

        .footer-custom a {
            color: #ccc;
            text-decoration: none;
        }

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

        .footer-bottom {
            border-top: 1px solid #2A2A2C;
            margin-top: 2rem;
            padding-top: 1.5rem;
            color: #777;
            font-size: 0.9rem;
        }

        /* ---------- FAB Royal Style ---------- */
        .fab-royal {
            position: fixed;
            left: 1.5rem;
            bottom: 3rem;
            z-index: 1040;
            width: 58px;
            height: 58px;
            background: radial-gradient(circle at 30% 30%, #C5A059, #7A5D2E);
            border-radius: 50%;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #000;
            font-size: 1.7rem;
            transition: 0.3s;
            opacity: 0.75;
            animation: floatCoin 2.5s infinite ease-in-out;
            border: 2px solid #FFD700;
        }

        .fab-royal:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 30px rgba(255, 215, 0, 0.6);
        }

        @keyframes floatCoin {
            0% { transform: translateY(0); }
            50% { transform: translateY(-5px); }
            100% { transform: translateY(0); }
        }

        @media (max-width: 768px) {
            .hero-category h1 {
                font-size: 2rem;
            }
            .fab-royal {
                left: 1rem;
                bottom: 2rem;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0B0B0B;
            --bg-secondary: #161616;
            --bg-card: #1C1C1E;
            --accent-lava: #FF4500;
            --accent-fire: #FF0000;
            --accent-gold: #FFBF00;
            --text-white: #FFFFFF;
            --text-warm-gray: #CCCCCC;
            --text-muted: #999999;
            --border-dark: #2A2A2A;
            --border-lava: rgba(255, 69, 0, 0.3);
            --shadow-lava: 0 8px 32px rgba(255, 69, 0, 0.15);
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.4);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

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

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

        /* 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-dark);
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 1050;
            transition: var(--transition);
        }

        .navbar-brand-custom {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--accent-lava) !important;
            letter-spacing: -0.3px;
            transition: var(--transition);
        }

        .navbar-brand-custom:hover {
            color: var(--accent-fire) !important;
            text-shadow: 0 0 20px rgba(255, 69, 0, 0.6);
        }

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

        .nav-link-custom:hover,
        .nav-link-custom.active {
            color: var(--accent-lava) !important;
            background: rgba(255, 69, 0, 0.08);
        }

        .nav-link-custom.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            background: var(--accent-lava);
            border-radius: 2px;
        }

        .btn-login-nav {
            background: transparent;
            border: 1.5px solid var(--accent-lava);
            color: var(--accent-lava);
            font-weight: 700;
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            font-size: 0.9rem;
        }

        .btn-login-nav:hover {
            background: rgba(255, 69, 0, 0.12);
            border-color: var(--accent-fire);
            color: var(--accent-fire);
            box-shadow: 0 0 16px rgba(255, 69, 0, 0.25);
        }

        .btn-signup-nav {
            background: linear-gradient(135deg, var(--accent-lava), var(--accent-fire));
            border: none;
            color: var(--text-white);
            font-weight: 700;
            padding: 8px 22px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            font-size: 0.9rem;
            box-shadow: 0 4px 16px rgba(255, 69, 0, 0.4);
        }

        .btn-signup-nav:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255, 69, 0, 0.6);
            color: var(--text-white);
        }

        /* Hero */
        .hero-section {
            background: linear-gradient(135deg, rgba(11, 11, 11, 0.92) 0%, rgba(28, 28, 30, 0.85) 100%),
                url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            padding: 70px 0 50px;
            border-bottom: 2px solid var(--border-lava);
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(255, 69, 0, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-title {
            font-size: 2.8rem;
            font-weight: 900;
            color: var(--text-white);
            letter-spacing: -0.5px;
            margin-bottom: 14px;
            position: relative;
            z-index: 1;
        }

        .hero-title span {
            color: var(--accent-lava);
            position: relative;
        }

        .hero-subtitle {
            font-size: 1.2rem;
            color: var(--text-warm-gray);
            max-width: 680px;
            position: relative;
            z-index: 1;
        }

        .hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 30px;
            position: relative;
            z-index: 1;
            flex-wrap: wrap;
        }

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

        .hero-stat-number {
            font-size: 2.4rem;
            font-weight: 900;
            color: var(--accent-lava);
            line-height: 1;
        }

        .hero-stat-label {
            font-size: 0.9rem;
            color: var(--text-warm-gray);
            margin-top: 4px;
        }

        /* Section Common */
        .section-padding {
            padding: 60px 0;
        }

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

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 10px;
            position: relative;
            display: inline-block;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 0;
            width: 60px;
            height: 3px;
            background: var(--accent-lava);
            border-radius: 2px;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-warm-gray);
            max-width: 650px;
            margin-top: 12px;
        }

        /* Metrics Dashboard */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 40px;
        }

        @media (max-width: 992px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 576px) {
            .metrics-grid {
                grid-template-columns: 1fr;
            }
        }

        .metric-card {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .metric-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--accent-lava);
            border-radius: 2px 0 0 2px;
            opacity: 0;
            transition: var(--transition);
        }

        .metric-card:hover {
            border-color: var(--border-lava);
            box-shadow: var(--shadow-lava);
            transform: translateY(-3px);
        }

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

        .metric-icon {
            font-size: 2rem;
            color: var(--accent-lava);
            margin-bottom: 12px;
        }

        .metric-value {
            font-size: 2rem;
            font-weight: 900;
            color: var(--text-white);
            margin-bottom: 4px;
        }

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

        /* Service Matrix */
        .service-row {
            display: flex;
            gap: 24px;
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

        .service-card {
            flex: 1;
            min-width: 280px;
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 28px;
            transition: var(--transition);
            position: relative;
        }

        .service-card:hover {
            border-color: var(--accent-lava);
            box-shadow: var(--shadow-lava);
        }

        .service-card-icon {
            width: 56px;
            height: 56px;
            background: rgba(255, 69, 0, 0.12);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--accent-lava);
            margin-bottom: 16px;
        }

        .service-card h4 {
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 8px;
            color: var(--text-white);
        }

        .service-card p {
            font-size: 0.95rem;
            color: var(--text-warm-gray);
            margin-bottom: 0;
        }

        .service-card .process-time {
            display: inline-block;
            background: rgba(255, 69, 0, 0.15);
            color: var(--accent-lava);
            font-weight: 700;
            font-size: 0.85rem;
            padding: 4px 12px;
            border-radius: 20px;
            margin-top: 12px;
        }

        /* Comparison Table */
        .comparison-table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-dark);
        }

        .comparison-table th,
        .comparison-table td {
            padding: 16px 20px;
            text-align: left;
            border-bottom: 1px solid var(--border-dark);
        }

        .comparison-table th {
            background: rgba(255, 69, 0, 0.08);
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--accent-lava);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .comparison-table td {
            color: var(--text-warm-gray);
            font-size: 0.95rem;
        }

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

        .comparison-table .highlight-row {
            background: rgba(255, 69, 0, 0.04);
        }

        .comparison-table .check-icon {
            color: #32CD32;
            font-weight: 700;
        }

        .table-responsive {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

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

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

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

        .faq-question {
            padding: 18px 22px;
            font-weight: 700;
            font-size: 1.05rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text-white);
            transition: var(--transition);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
        }

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

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

        .faq-answer {
            padding: 0 22px 18px;
            color: var(--text-warm-gray);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, rgba(22, 22, 22, 0.95) 0%, rgba(28, 28, 30, 0.9) 100%),
                url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            padding: 60px 0;
            border-top: 2px solid var(--border-lava);
            border-bottom: 2px solid var(--border-lava);
            text-align: left;
        }

        .cta-title {
            font-size: 2rem;
            font-weight: 900;
            color: var(--text-white);
            margin-bottom: 12px;
        }

        .cta-desc {
            font-size: 1.1rem;
            color: var(--text-warm-gray);
            margin-bottom: 24px;
            max-width: 550px;
        }

        .btn-cta-primary {
            background: linear-gradient(135deg, var(--accent-lava), var(--accent-fire));
            border: none;
            color: var(--text-white);
            font-weight: 700;
            padding: 14px 36px;
            border-radius: var(--radius-sm);
            font-size: 1.05rem;
            transition: var(--transition);
            box-shadow: 0 6px 24px rgba(255, 69, 0, 0.5);
            display: inline-block;
        }

        .btn-cta-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 36px rgba(255, 69, 0, 0.7);
            color: var(--text-white);
        }

        .btn-cta-outline {
            background: transparent;
            border: 2px solid var(--accent-lava);
            color: var(--accent-lava);
            font-weight: 700;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            font-size: 1.05rem;
            transition: var(--transition);
            display: inline-block;
            margin-left: 12px;
        }

        .btn-cta-outline:hover {
            background: rgba(255, 69, 0, 0.1);
            color: var(--accent-fire);
        }

        /* Footer */
        .footer-custom {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-dark);
            padding: 50px 0 30px;
            color: var(--text-warm-gray);
        }

        .footer-custom h5 {
            color: var(--accent-lava);
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 16px;
        }

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

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

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

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

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            margin-top: 30px;
            padding-top: 20px;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* FAB Left - Cyber & Neon Style for Volcanic Theme */
        .fab-left {
            position: fixed;
            left: 20px;
            bottom: 100px;
            z-index: 1040;
            width: 56px;
            height: 56px;
            background: rgba(11, 11, 11, 0.75);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 2px solid transparent;
            border-image: linear-gradient(135deg, var(--accent-lava), var(--accent-fire)) 1;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-lava);
            font-size: 1.4rem;
            cursor: pointer;
            transition: var(--transition);
            opacity: 0.65;
            box-shadow: 0 0 20px rgba(255, 69, 0, 0.4);
            animation: fabPulse 2.5s ease-in-out infinite;
        }

        @keyframes fabPulse {
            0%,
            100% {
                box-shadow: 0 0 20px rgba(255, 69, 0, 0.4);
            }
            50% {
                box-shadow: 0 0 40px rgba(255, 69, 0, 0.8);
            }
        }

        .fab-left:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 0 40px rgba(255, 69, 0, 0.9);
            color: var(--accent-fire);
        }

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

        .fab-notification {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 12px;
            height: 12px;
            background: var(--accent-fire);
            border-radius: 50%;
            border: 2px solid var(--bg-primary);
            animation: blink 1.5s ease-in-out infinite;
        }

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

        /* Responsive */
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2rem;
            }
            .hero-stats {
                gap: 24px;
            }
            .hero-stat-number {
                font-size: 1.8rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .service-row {
                flex-direction: column;
            }
            .cta-title {
                font-size: 1.6rem;
            }
            .btn-cta-outline {
                margin-left: 0;
                margin-top: 12px;
            }
            .fab-left {
                left: 12px;
                bottom: 80px;
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
            }
        }

        @media (max-width: 576px) {
            .hero-section {
                padding: 40px 0 30px;
            }
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .section-padding {
                padding: 40px 0;
            }
            .metric-card {
                padding: 16px;
            }
            .metric-value {
                font-size: 1.5rem;
            }
            .comparison-table th,
            .comparison-table td {
                padding: 12px 14px;
                font-size: 0.85rem;
            }
        }