/* roulang page: index */
:root {
            --primary: #F97316;
            --primary-dark: #EA580C;
            --primary-light: #FFF7ED;
            --secondary: #1E1B4B;
            --secondary-light: #312E81;
            --accent: #F59E0B;
            --accent-light: #FFFBEB;
            --success: #10B981;
            --success-light: #ECFDF5;
            --bg: #F8FAFC;
            --bg-white: #FFFFFF;
            --text: #1E293B;
            --text-secondary: #64748B;
            --text-light: #94A3B8;
            --border: #E2E8F0;
            --border-light: #F1F5F9;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
            --shadow: 0 4px 16px rgba(0,0,0,0.08);
            --shadow-md: 0 8px 30px rgba(0,0,0,0.10);
            --shadow-lg: 0 16px 48px rgba(0,0,0,0.12);
            --shadow-xl: 0 24px 60px rgba(0,0,0,0.15);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.6;
            color: var(--text);
            background-color: var(--bg);
            min-height: 100vh;
        }

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

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

        button, input {
            font-family: inherit;
            font-size: inherit;
        }

        ul, ol {
            list-style: none;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* Header & Navigation */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 24px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 20px;
        }

        .logo-text {
            font-weight: 700;
            font-size: 20px;
            color: var(--secondary);
            letter-spacing: -0.2px;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--primary);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 10px 18px;
            border-radius: var(--radius);
            font-weight: 500;
            font-size: 15px;
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }

        .main-nav a.active {
            color: var(--primary);
            background: var(--primary-light);
            font-weight: 600;
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 18px;
            right: 18px;
            height: 3px;
            background: var(--primary);
            border-radius: 0 0 3px 3px;
        }

        .nav-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: var(--accent);
            color: #fff;
            font-size: 11px;
            font-weight: 600;
            padding: 3px 8px;
            border-radius: 20px;
            margin-left: 4px;
            animation: pulse-badge 2s infinite;
        }

        @keyframes pulse-badge {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.75; }
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding: 10px 22px;
            border-radius: var(--radius);
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            transition: all var(--transition);
            border: 2px solid transparent;
            white-space: nowrap;
            letter-spacing: 0.1px;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 2px 8px rgba(249,115,22,0.3);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            box-shadow: 0 4px 16px rgba(249,115,22,0.4);
            transform: translateY(-1px);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }

        .btn-outline:hover {
            background: var(--primary-light);
            border-color: var(--primary-dark);
            color: var(--primary-dark);
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
            border-radius: var(--radius-lg);
        }

        .btn-xl {
            padding: 16px 40px;
            font-size: 17px;
            border-radius: var(--radius-xl);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            color: var(--text);
            font-size: 24px;
            transition: background var(--transition);
        }

        .mobile-menu-toggle:hover {
            background: var(--border-light);
        }

        @media (max-width: 1024px) {
            .main-nav {
                gap: 0;
            }
            .main-nav a {
                padding: 8px 12px;
                font-size: 14px;
            }
            .logo-text {
                font-size: 17px;
            }
            .btn {
                padding: 8px 16px;
                font-size: 13px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 60px;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--bg-white);
                flex-direction: column;
                padding: 12px 16px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-md);
                gap: 2px;
                z-index: 999;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                width: 100%;
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                font-size: 15px;
            }
            .main-nav a.active::after {
                display: none;
            }
            .header-actions .btn-outline {
                display: none;
            }
            .header-actions .btn-primary {
                padding: 8px 14px;
                font-size: 13px;
            }
            .logo-text {
                font-size: 16px;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 17px;
            }
        }

        @media (max-width: 520px) {
            .header-actions .btn-primary {
                padding: 7px 12px;
                font-size: 12px;
                border-radius: var(--radius-sm);
            }
            .logo-text {
                font-size: 14px;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 15px;
            }
        }

        /* Hero Section */
        .hero {
            position: relative;
            background: var(--secondary);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 580px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30,27,75,0.88) 0%, rgba(30,27,75,0.72) 40%, rgba(249,115,22,0.35) 100%);
            z-index: 1;
        }

        .hero-particles {
            position: absolute;
            inset: 0;
            z-index: 1;
            pointer-events: none;
            opacity: 0.3;
            background: radial-gradient(circle at 20% 30%, rgba(255,255,255,0.08) 0%, transparent 50%),
                        radial-gradient(circle at 75% 60%, rgba(249,115,22,0.15) 0%, transparent 50%),
                        radial-gradient(circle at 50% 80%, rgba(245,158,11,0.1) 0%, transparent 50%);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            padding: 80px 0;
            color: #fff;
            max-width: 680px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255,255,255,0.15);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255,255,255,0.25);
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 500;
            color: #fff;
            margin-bottom: 24px;
            letter-spacing: 0.3px;
        }

        .hero-badge .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #10B981;
            animation: glow-dot 1.5s infinite;
        }

        @keyframes glow-dot {
            0%, 100% { box-shadow: 0 0 0 0 rgba(16,185,129,0.6); }
            50% { box-shadow: 0 0 0 10px rgba(16,185,129,0); }
        }

        .hero h1 {
            font-size: 48px;
            font-weight: 800;
            line-height: 1.18;
            margin-bottom: 20px;
            letter-spacing: -0.8px;
            color: #fff;
        }

        .hero h1 .highlight {
            color: var(--accent);
            position: relative;
        }

        .hero-subtitle {
            font-size: 18px;
            line-height: 1.7;
            color: rgba(255,255,255,0.85);
            margin-bottom: 36px;
            max-width: 540px;
        }

        .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        .hero .btn-primary {
            background: var(--primary);
            border-color: var(--primary);
            font-size: 16px;
            padding: 14px 34px;
            border-radius: var(--radius-lg);
        }

        .hero .btn-primary:hover {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
            box-shadow: 0 8px 30px rgba(255,255,255,0.3);
            transform: translateY(-2px);
        }

        .hero .btn-ghost {
            background: rgba(255,255,255,0.12);
            color: #fff;
            border: 2px solid rgba(255,255,255,0.4);
            font-size: 16px;
            padding: 14px 34px;
            border-radius: var(--radius-lg);
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .hero .btn-ghost:hover {
            background: rgba(255,255,255,0.22);
            border-color: rgba(255,255,255,0.7);
            transform: translateY(-2px);
        }

        @media (max-width: 1024px) {
            .hero {
                min-height: 500px;
            }
            .hero h1 {
                font-size: 38px;
            }
            .hero-content {
                padding: 60px 0;
            }
        }

        @media (max-width: 768px) {
            .hero {
                min-height: 440px;
            }
            .hero h1 {
                font-size: 30px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-buttons {
                flex-direction: column;
            }
            .hero .btn-primary,
            .hero .btn-ghost {
                width: 100%;
                justify-content: center;
                font-size: 15px;
                padding: 12px 24px;
            }
            .hero-content {
                padding: 44px 0;
            }
        }

        @media (max-width: 520px) {
            .hero {
                min-height: 380px;
            }
            .hero h1 {
                font-size: 26px;
            }
            .hero-subtitle {
                font-size: 14px;
            }
            .hero-badge {
                font-size: 12px;
                padding: 6px 14px;
            }
        }

        /* Section Common */
        .section {
            padding: 72px 0;
        }

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

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--primary);
            background: var(--primary-light);
            padding: 6px 16px;
            border-radius: 50px;
            margin-bottom: 14px;
        }

        .section-title {
            font-size: 34px;
            font-weight: 800;
            color: var(--secondary);
            letter-spacing: -0.5px;
            margin-bottom: 14px;
            line-height: 1.25;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }

        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 26px;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }

        /* Stats Bar */
        .stats-bar {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border);
            padding: 0;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
        }

        .stat-item {
            text-align: center;
            padding: 32px 20px;
            border-right: 1px solid var(--border-light);
            transition: background var(--transition);
        }

        .stat-item:last-child {
            border-right: none;
        }

        .stat-item:hover {
            background: var(--primary-light);
        }

        .stat-value {
            font-size: 38px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -1px;
            line-height: 1;
            margin-bottom: 6px;
        }

        .stat-value .suffix {
            font-size: 22px;
            font-weight: 600;
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-secondary);
            font-weight: 500;
        }

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stat-item {
                padding: 24px 16px;
                border-right: 1px solid var(--border-light);
                border-bottom: 1px solid var(--border-light);
            }
            .stat-item:nth-child(2) {
                border-right: none;
            }
            .stat-item:nth-child(3),
            .stat-item:nth-child(4) {
                border-bottom: none;
            }
            .stat-value {
                font-size: 28px;
            }
            .stat-value .suffix {
                font-size: 17px;
            }
        }

        @media (max-width: 520px) {
            .stat-value {
                font-size: 24px;
            }
            .stat-label {
                font-size: 12px;
            }
        }

        /* Features Section */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            border: 1px solid var(--border);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

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

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition);
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        }

        .feature-card:hover::before {
            transform: scaleX(1);
        }

        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            margin-bottom: 20px;
            background: var(--primary-light);
            color: var(--primary);
            transition: all var(--transition);
        }

        .feature-card:hover .feature-icon {
            background: var(--primary);
            color: #fff;
            transform: scale(1.05);
        }

        .feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 10px;
        }

        .feature-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
        }

        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }

        @media (max-width: 768px) {
            .features-grid {
                grid-template-columns: 1fr 1fr;
            }
            .feature-card {
                padding: 24px 18px;
            }
        }

        @media (max-width: 520px) {
            .features-grid {
                grid-template-columns: 1fr;
            }
        }

        /* CMS News Section */
        .news-section {
            background: var(--bg-white);
        }

        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .news-card {
            background: var(--bg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--primary);
        }

        .news-card-image {
            width: 100%;
            height: 180px;
            object-fit: cover;
            background: var(--border-light);
        }

        .news-card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .news-card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            padding: 4px 10px;
            border-radius: 4px;
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .news-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 8px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.55;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 14px;
            padding-top: 12px;
            border-top: 1px solid var(--border-light);
            font-size: 12px;
            color: var(--text-light);
        }

        .news-empty {
            text-align: center;
            padding: 48px 24px;
            color: var(--text-secondary);
            font-size: 15px;
            grid-column: 1 / -1;
            background: var(--bg);
            border-radius: var(--radius-lg);
            border: 1px dashed var(--border);
        }

        @media (max-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .news-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .news-card-image {
                height: 140px;
            }
        }

        @media (max-width: 520px) {
            .news-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Events Section */
        .events-section {
            background: var(--secondary);
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .events-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 80% 20%, rgba(249,115,22,0.2) 0%, transparent 60%),
                        radial-gradient(ellipse at 20% 80%, rgba(245,158,11,0.15) 0%, transparent 60%);
            pointer-events: none;
        }

        .events-section .section-title {
            color: #fff;
        }

        .events-section .section-desc {
            color: rgba(255,255,255,0.7);
        }

        .events-section .section-label {
            background: rgba(255,255,255,0.15);
            color: var(--accent);
        }

        .events-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            position: relative;
            z-index: 1;
        }

        .event-card {
            background: rgba(255,255,255,0.08);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition);
        }

        .event-card:hover {
            background: rgba(255,255,255,0.14);
            border-color: rgba(255,255,255,0.3);
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

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

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

        .event-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .event-card p {
            font-size: 13px;
            color: rgba(255,255,255,0.7);
            line-height: 1.6;
        }

        .event-card .event-tag {
            display: inline-block;
            font-size: 11px;
            font-weight: 600;
            background: var(--accent);
            color: #fff;
            padding: 3px 10px;
            border-radius: 20px;
            margin-bottom: 10px;
        }

        @media (max-width: 1024px) {
            .events-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .events-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 520px) {
            .events-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Steps Section */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }

        .step-card {
            text-align: center;
            position: relative;
            padding: 28px 20px;
        }

        .step-card::after {
            content: '';
            position: absolute;
            top: 44px;
            right: -22px;
            width: 44px;
            height: 2px;
            background: var(--border);
            z-index: 0;
        }

        .step-card:last-child::after {
            display: none;
        }

        .step-number {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 26px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            position: relative;
            z-index: 1;
            transition: all var(--transition);
            border: 3px solid var(--primary-light);
        }

        .step-card:hover .step-number {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 8px 24px rgba(249,115,22,0.35);
            transform: scale(1.08);
        }

        .step-card h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 6px;
        }

        .step-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.55;
        }

        @media (max-width: 1024px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .step-card::after {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Trust Section */
        .trust-section {
            background: var(--bg-white);
        }

        .trust-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .trust-card {
            background: var(--bg);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }

        .trust-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow);
        }

        .trust-icon {
            font-size: 36px;
            color: var(--primary);
            margin-bottom: 14px;
        }

        .trust-card h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 6px;
        }

        .trust-card p {
            font-size: 13px;
            color: var(--text-secondary);
        }

        @media (max-width: 1024px) {
            .trust-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 520px) {
            .trust-grid {
                grid-template-columns: 1fr;
            }
        }

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

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: all var(--transition);
        }

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

        .faq-question {
            width: 100%;
            text-align: left;
            background: none;
            border: none;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--secondary);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: color var(--transition);
            line-height: 1.4;
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            transition: all var(--transition);
        }

        .faq-item.open .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 30% 50%, rgba(255,255,255,0.1) 0%, transparent 50%),
                        radial-gradient(circle at 70% 30%, rgba(255,255,255,0.06) 0%, transparent 50%);
            pointer-events: none;
        }

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

        .cta-section .section-title {
            color: #fff;
            font-size: 36px;
        }

        .cta-section .section-desc {
            color: rgba(255,255,255,0.9);
        }

        .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            margin-top: 32px;
        }

        .cta-section .btn-primary {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
            box-shadow: 0 8px 28px rgba(0,0,0,0.2);
        }

        .cta-section .btn-primary:hover {
            background: var(--secondary);
            color: #fff;
            border-color: var(--secondary);
            box-shadow: 0 12px 36px rgba(0,0,0,0.3);
            transform: translateY(-2px);
        }

        .cta-section .btn-outline {
            background: transparent;
            color: #fff;
            border-color: rgba(255,255,255,0.7);
        }

        .cta-section .btn-outline:hover {
            background: rgba(255,255,255,0.15);
            border-color: #fff;
            color: #fff;
        }

        @media (max-width: 768px) {
            .cta-section .section-title {
                font-size: 28px;
            }
        }

        /* Footer */
        .site-footer {
            background: var(--secondary);
            color: rgba(255,255,255,0.7);
            padding: 48px 0 28px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-brand .logo-area {
            margin-bottom: 14px;
        }

        .footer-brand .logo-text {
            color: #fff;
            font-size: 20px;
        }

        .footer-brand p {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255,255,255,0.55);
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

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

        .footer-col a {
            font-size: 13px;
            color: rgba(255,255,255,0.6);
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.12);
            padding-top: 20px;
            text-align: center;
            font-size: 12px;
            color: rgba(255,255,255,0.4);
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr 1fr;
                gap: 30px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* Utility */
        .text-center { text-align: center; }
        .mt-16 { margin-top: 16px; }
        .mt-24 { margin-top: 24px; }

/* roulang page: article */
:root {
            --primary: #f04e23;
            --primary-dark: #c73a17;
            --primary-light: #ff7b52;
            --secondary: #1e2030;
            --secondary-light: #2a2d3d;
            --accent: #ffb347;
            --accent-light: #ffe0a3;
            --bg: #f5f6fa;
            --card-bg: #ffffff;
            --text: #1a1c2e;
            --text-body: #3a3d4f;
            --text-light: #6b6e80;
            --text-muted: #999bae;
            --border: #e3e5ee;
            --border-light: #f0f1f6;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
            --shadow: 0 4px 20px rgba(0,0,0,0.07);
            --shadow-md: 0 8px 32px rgba(0,0,0,0.10);
            --shadow-lg: 0 16px 48px rgba(0,0,0,0.12);
            --radius-sm: 6px;
            --radius: 10px;
            --radius-md: 14px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --max-width: 1280px;
            --nav-height: 68px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-body);
            background: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, textarea {
            font-family: inherit;
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .container-narrow {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER & NAV ========== */
        .site-header {
            background: var(--secondary);
            border-bottom: 1px solid rgba(255,255,255,0.08);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: var(--nav-height);
            display: flex;
            align-items: center;
            box-shadow: 0 2px 16px rgba(0,0,0,0.18);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .header-logo .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 20px;
            font-family: var(--font-heading);
            box-shadow: 0 2px 10px rgba(240,78,35,0.35);
        }
        .header-logo .logo-text {
            font-size: 18px;
            font-weight: 700;
            color: #ffffff;
            font-family: var(--font-heading);
            letter-spacing: -0.3px;
        }
        .header-logo .logo-text span {
            color: var(--accent);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
        }
        .main-nav a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 24px;
            font-size: 15px;
            font-weight: 500;
            color: #c4c6d6;
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }
        .main-nav a:hover {
            color: #fff;
            background: rgba(255,255,255,0.06);
        }
        .main-nav a.active {
            color: #fff;
            background: rgba(240,78,35,0.18);
            font-weight: 600;
        }
        .nav-badge {
            display: inline-flex;
            align-items: center;
            gap: 3px;
            font-size: 11px;
            padding: 2px 8px;
            border-radius: 12px;
            background: linear-gradient(135deg, #ff4757, #ff6b81);
            color: #fff;
            font-weight: 600;
            animation: badgePulse 2s ease-in-out infinite;
        }
        @keyframes badgePulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.08); }
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 24px;
            cursor: pointer;
            padding: 8px;
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-wrap {
            background: var(--card-bg);
            border-bottom: 1px solid var(--border-light);
            padding: 14px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 14px;
            color: var(--text-muted);
        }
        .breadcrumb a {
            color: var(--primary);
            font-weight: 500;
        }
        .breadcrumb a:hover {
            color: var(--primary-dark);
            text-decoration: underline;
        }
        .breadcrumb .separator {
            color: #d0d2dd;
            font-size: 11px;
        }
        .breadcrumb .current {
            color: var(--text);
            font-weight: 500;
            max-width: 400px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        /* ========== ARTICLE MAIN ========== */
        .article-page {
            flex: 1;
            padding: 40px 0 60px;
        }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 36px;
            align-items: start;
        }
        .article-main {
            min-width: 0;
        }
        .article-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            overflow: hidden;
        }
        .article-header-area {
            padding: 36px 40px 28px;
        }
        .article-category-tag {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            background: #fff3f0;
            color: var(--primary);
            margin-bottom: 16px;
            letter-spacing: 0.2px;
        }
        .article-title {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text);
            margin-bottom: 16px;
            letter-spacing: -0.3px;
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
            font-size: 14px;
            color: var(--text-muted);
            padding-bottom: 20px;
            border-bottom: 1px solid var(--border-light);
        }
        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .article-meta i {
            font-size: 13px;
            color: var(--primary-light);
        }
        .article-cover {
            width: 100%;
            max-height: 420px;
            object-fit: cover;
            border-bottom: 1px solid var(--border-light);
        }
        .article-body {
            padding: 32px 40px 44px;
        }
        .article-content {
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-body);
        }
        .article-content h2 {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--text);
            margin: 32px 0 14px;
            padding-left: 14px;
            border-left: 3px solid var(--primary);
            line-height: 1.4;
        }
        .article-content h3 {
            font-family: var(--font-heading);
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            margin: 26px 0 10px;
            line-height: 1.4;
        }
        .article-content p {
            margin-bottom: 16px;
        }
        .article-content ul, .article-content ol {
            margin: 12px 0 20px;
            padding-left: 24px;
        }
        .article-content li {
            margin-bottom: 7px;
        }
        .article-content blockquote {
            background: #fdf8f6;
            border-left: 4px solid var(--primary);
            margin: 20px 0;
            padding: 16px 22px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: #5a4a44;
        }
        .article-content img {
            border-radius: var(--radius);
            margin: 20px 0;
            box-shadow: var(--shadow-sm);
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            border-radius: var(--radius-sm);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .article-content th {
            background: var(--secondary);
            color: #fff;
            padding: 12px 16px;
            font-weight: 600;
            font-size: 14px;
            text-align: left;
        }
        .article-content td {
            padding: 11px 16px;
            border-bottom: 1px solid var(--border-light);
            font-size: 14px;
        }
        .article-content tr:nth-child(even) td {
            background: #fafbfd;
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 28px;
            padding-top: 22px;
            border-top: 1px solid var(--border-light);
        }
        .article-tag {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 18px;
            font-size: 13px;
            background: #f5f6fa;
            color: var(--text-light);
            transition: all var(--transition);
        }
        .article-tag:hover {
            background: #fff0ec;
            color: var(--primary);
        }

        /* ========== NOT FOUND ========== */
        .not-found-block {
            text-align: center;
            padding: 60px 40px;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
        }
        .not-found-block .nf-icon {
            font-size: 56px;
            color: #d0d2dd;
            margin-bottom: 18px;
        }
        .not-found-block h2 {
            font-family: var(--font-heading);
            font-size: 22px;
            color: var(--text);
            margin-bottom: 10px;
        }
        .not-found-block p {
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 11px 24px;
            border-radius: 24px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            text-align: center;
            justify-content: center;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 4px 16px rgba(240,78,35,0.3);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(240,78,35,0.4);
            color: #fff;
        }
        .btn-outline {
            background: #fff;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-outline:hover {
            background: #fff5f2;
            border-color: var(--primary-dark);
            color: var(--primary-dark);
        }

        /* ========== SIDEBAR ========== */
        .sidebar {
            position: sticky;
            top: calc(var(--nav-height) + 24px);
            display: flex;
            flex-direction: column;
            gap: 22px;
        }
        .sidebar-card {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow);
            padding: 22px 20px;
        }
        .sidebar-card h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--border-light);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card h4 i {
            color: var(--primary);
            font-size: 15px;
        }
        .sidebar-post-item {
            display: flex;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .sidebar-post-item:last-child {
            border-bottom: none;
        }
        .sidebar-post-item:hover {
            background: #fafbfd;
            margin: 0 -8px;
            padding-left: 8px;
            padding-right: 8px;
            border-radius: var(--radius-sm);
        }
        .sidebar-post-thumb {
            width: 64px;
            height: 48px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }
        .sidebar-post-info {
            flex: 1;
            min-width: 0;
        }
        .sidebar-post-info .sp-title {
            font-size: 13px;
            font-weight: 500;
            color: var(--text);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .sidebar-post-info .sp-date {
            font-size: 11px;
            color: var(--text-muted);
            margin-top: 4px;
        }
        .sidebar-cta {
            background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
            color: #fff;
            text-align: center;
            padding: 26px 20px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
        }
        .sidebar-cta .cta-icon {
            font-size: 36px;
            margin-bottom: 10px;
            color: var(--accent);
        }
        .sidebar-cta h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 6px;
            border: none;
            padding: 0;
        }
        .sidebar-cta p {
            font-size: 13px;
            color: #c4c6d6;
            margin-bottom: 14px;
        }
        .sidebar-cta .btn {
            background: var(--accent);
            color: #1a1c2e;
            box-shadow: 0 4px 14px rgba(255,179,71,0.3);
        }
        .sidebar-cta .btn:hover {
            background: #ffc560;
            transform: translateY(-2px);
            box-shadow: 0 8px 22px rgba(255,179,71,0.4);
            color: #1a1c2e;
        }

        /* ========== RELATED POSTS ========== */
        .related-section {
            margin-top: 44px;
        }
        .related-section .section-label {
            font-family: var(--font-heading);
            font-size: 20px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 9px;
        }
        .related-section .section-label i {
            color: var(--primary);
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .related-card {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: all var(--transition);
            cursor: pointer;
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .related-card img {
            width: 100%;
            height: 170px;
            object-fit: cover;
        }
        .related-card .rc-body {
            padding: 16px 18px 20px;
        }
        .related-card .rc-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .rc-date {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 8px;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            margin-top: 50px;
            background: linear-gradient(135deg, var(--secondary) 0%, #252840 100%);
            border-radius: var(--radius-lg);
            padding: 44px 40px;
            text-align: center;
            box-shadow: var(--shadow-md);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(240,78,35,0.12);
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 140px;
            height: 140px;
            border-radius: 50%;
            background: rgba(255,179,71,0.10);
            pointer-events: none;
        }
        .cta-section h3 {
            font-family: var(--font-heading);
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            color: #c4c6d6;
            font-size: 15px;
            margin-bottom: 22px;
            position: relative;
            z-index: 1;
        }
        .cta-section .btn {
            position: relative;
            z-index: 1;
            font-size: 16px;
            padding: 13px 32px;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--secondary);
            color: #c4c6d6;
            padding: 48px 0 0;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .footer-brand .logo-area {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 14px;
        }
        .footer-brand .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: 6px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 17px;
        }
        .footer-brand .logo-text {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
        }
        .footer-brand .logo-text span {
            color: var(--accent);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: #9b9db0;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            padding: 18px 0;
            text-align: center;
            font-size: 13px;
            color: #7a7c90;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .sidebar-cta {
                grid-column: 1 / -1;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .article-header-area {
                padding: 26px 24px 22px;
            }
            .article-body {
                padding: 22px 24px 32px;
            }
            .article-title {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .container-narrow {
                padding: 0 16px;
            }
            .site-header {
                height: 58px;
            }
            :root {
                --nav-height: 58px;
            }
            .header-logo .logo-text {
                font-size: 15px;
            }
            .header-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 16px;
            }
            .main-nav {
                position: fixed;
                top: 58px;
                left: 0;
                right: 0;
                background: var(--secondary);
                flex-direction: column;
                padding: 12px 16px;
                gap: 4px;
                display: none;
                box-shadow: 0 8px 24px rgba(0,0,0,0.3);
                z-index: 999;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                width: 100%;
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                font-size: 15px;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .article-page {
                padding: 24px 0 40px;
            }
            .article-header-area {
                padding: 20px 18px 16px;
            }
            .article-body {
                padding: 18px 18px 26px;
            }
            .article-title {
                font-size: 21px;
            }
            .article-content {
                font-size: 15px;
                line-height: 1.75;
            }
            .article-content h2 {
                font-size: 19px;
                margin: 24px 0 10px;
            }
            .article-content h3 {
                font-size: 16px;
            }
            .sidebar {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .related-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .related-card img {
                height: 180px;
            }
            .cta-section {
                padding: 30px 20px;
                border-radius: var(--radius-md);
            }
            .cta-section h3 {
                font-size: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-brand p {
                max-width: 100%;
            }
            .breadcrumb .current {
                max-width: 180px;
            }
            .article-meta {
                gap: 10px;
                font-size: 12px;
            }
        }

        @media (max-width: 520px) {
            .article-header-area {
                padding: 16px 14px 14px;
            }
            .article-body {
                padding: 14px 14px 20px;
            }
            .article-title {
                font-size: 19px;
            }
            .article-content {
                font-size: 14px;
                line-height: 1.7;
            }
            .article-content h2 {
                font-size: 17px;
                padding-left: 10px;
            }
            .article-content blockquote {
                padding: 12px 16px;
            }
            .cta-section {
                padding: 24px 16px;
            }
            .cta-section h3 {
                font-size: 18px;
            }
            .breadcrumb {
                font-size: 12px;
            }
        }

/* roulang page: category1 */
:root {
            --brand-500: #ff7b1a;
            --brand-600: #e8650a;
            --brand-700: #c04d08;
            --accent-500: #f5b800;
            --accent-600: #dba000;
            --dark-800: #1a1a2e;
            --dark-900: #141428;
            --dark-950: #0d0d1a;
            --text-primary: #1a1a2e;
            --text-secondary: #5a5a72;
            --text-muted: #8a8aa0;
            --bg-body: #f7f7fb;
            --bg-card: #ffffff;
            --border-light: #e8e8f0;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --radius-2xl: 1.5rem;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            line-height: 1.6;
            color: var(--text-primary);
            background-color: var(--bg-body);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.2s ease;
        }

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

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

        input,
        button {
            outline: none;
        }

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

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(26, 26, 46, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: all 0.3s ease;
        }

        .site-header.scrolled {
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--brand-500), var(--accent-500));
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.25rem;
            color: #fff;
            letter-spacing: -1px;
            box-shadow: 0 2px 8px rgba(255, 123, 26, 0.35);
        }

        .logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--brand-500);
            font-weight: 800;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .main-nav a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.8);
            transition: all 0.25s ease;
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.08);
        }

        .main-nav a.active {
            color: #ffffff;
            background: linear-gradient(135deg, var(--brand-500), var(--brand-600));
            box-shadow: 0 2px 12px rgba(255, 123, 26, 0.4);
        }

        .nav-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: var(--accent-500);
            color: #1a1a2e;
            font-size: 0.72rem;
            font-weight: 700;
            padding: 2px 8px;
            border-radius: 50px;
            letter-spacing: 0.02em;
            animation: pulse-badge 2s ease-in-out infinite;
        }

        @keyframes pulse-badge {
            0%,
            100% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.08);
            }
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: #ffffff;
            font-size: 1.5rem;
            padding: 8px;
            cursor: pointer;
            transition: color 0.2s ease;
        }

        .mobile-menu-btn:hover {
            color: var(--brand-500);
        }

        /* Hero Section */
        .hero-section {
            position: relative;
            min-height: 520px;
            display: flex;
            align-items: center;
            background: linear-gradient(160deg, #1a1a2e 0%, #141428 30%, #1f1030 60%, #1a1a2e 100%);
            overflow: hidden;
            padding: 60px 0;
        }

        .hero-bg-img {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.35;
            mix-blend-mode: soft-light;
            pointer-events: none;
        }

        .hero-overlay-particles {
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(255, 123, 26, 0.12) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 30%, rgba(245, 184, 0, 0.1) 0%, transparent 55%),
                radial-gradient(ellipse at 50% 80%, rgba(192, 77, 8, 0.08) 0%, transparent 50%);
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 780px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .hero-tag {
            display: inline-block;
            background: rgba(255, 123, 26, 0.2);
            border: 1px solid rgba(255, 123, 26, 0.4);
            color: #ffb870;
            font-weight: 700;
            font-size: 0.85rem;
            padding: 6px 16px;
            border-radius: 50px;
            letter-spacing: 0.06em;
            margin-bottom: 20px;
        }

        .hero-title {
            font-size: 3rem;
            font-weight: 900;
            color: #ffffff;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .hero-title .highlight {
            background: linear-gradient(135deg, #ff9a40, #ffc837);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-desc {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 40px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }

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

        .hero-stat-num {
            font-size: 2.2rem;
            font-weight: 900;
            color: #ffffff;
            letter-spacing: -0.02em;
        }

        .hero-stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 4px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1rem;
            transition: all 0.3s ease;
            letter-spacing: 0.03em;
            white-space: nowrap;
        }

        .btn-primary {
            background: linear-gradient(135deg, #ff7b1a, #e8650a);
            color: #ffffff;
            box-shadow: 0 4px 20px rgba(255, 123, 26, 0.45);
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, #ff9a40, #ff7b1a);
            box-shadow: 0 6px 28px rgba(255, 123, 26, 0.6);
            transform: translateY(-2px);
        }

        .btn-outline {
            background: transparent;
            color: #ffffff;
            border: 2px solid rgba(255, 255, 255, 0.35);
        }

        .btn-outline:hover {
            border-color: #ffffff;
            background: rgba(255, 255, 255, 0.06);
        }

        .btn-lg {
            padding: 16px 40px;
            font-size: 1.1rem;
        }

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

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

        .section-tag {
            display: inline-block;
            background: rgba(255, 123, 26, 0.1);
            color: var(--brand-600);
            font-weight: 700;
            font-size: 0.82rem;
            padding: 5px 14px;
            border-radius: 50px;
            letter-spacing: 0.05em;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* Game Category Cards */
        .categories-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .category-card {
            background: var(--bg-card);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all 0.35s ease;
            cursor: pointer;
            border: 1px solid var(--border-light);
            position: relative;
        }

        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-xl);
            border-color: rgba(255, 123, 26, 0.3);
        }

        .category-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .category-card:hover .category-card-img {
            transform: scale(1.05);
        }

        .category-card-body {
            padding: 20px 20px 24px;
        }

        .category-card-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .category-card-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin-bottom: 12px;
        }

        .category-card-count {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--brand-600);
            background: rgba(255, 123, 26, 0.08);
            padding: 4px 12px;
            border-radius: 50px;
        }

        /* Hot Games */
        .hot-games-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .game-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
            border: 1px solid var(--border-light);
        }

        .game-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(255, 123, 26, 0.25);
        }

        .game-card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
        }

        .game-card-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .game-card:hover .game-card-img {
            transform: scale(1.06);
        }

        .game-card-badge {
            position: absolute;
            top: 10px;
            right: 10px;
            background: linear-gradient(135deg, #ff7b1a, #e8650a);
            color: #fff;
            font-size: 0.72rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 50px;
            letter-spacing: 0.04em;
        }

        .game-card-body {
            padding: 14px 16px 18px;
        }

        .game-card-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .game-card-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* Advantages */
        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .advantage-card {
            background: var(--bg-card);
            border-radius: var(--radius-xl);
            padding: 28px 22px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all 0.3s ease;
        }

        .advantage-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: rgba(255, 123, 26, 0.2);
            transform: translateY(-3px);
        }

        .advantage-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.5rem;
            color: #fff;
        }

        .advantage-icon.orange {
            background: linear-gradient(135deg, #ff9a40, #ff7b1a);
        }
        .advantage-icon.purple {
            background: linear-gradient(135deg, #8b5cf6, #7c3aed);
        }
        .advantage-icon.green {
            background: linear-gradient(135deg, #34d399, #10b981);
        }
        .advantage-icon.blue {
            background: linear-gradient(135deg, #60a5fa, #3b82f6);
        }

        .advantage-title {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .advantage-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* Steps */
        .steps-container {
            display: flex;
            align-items: flex-start;
            gap: 0;
            max-width: 900px;
            margin: 0 auto;
            position: relative;
        }

        .steps-container::before {
            content: '';
            position: absolute;
            top: 44px;
            left: 80px;
            right: 80px;
            height: 2px;
            background: linear-gradient(90deg, #ff7b1a, #f5b800, #ff7b1a);
            border-radius: 2px;
            z-index: 0;
        }

        .step-item {
            flex: 1;
            text-align: center;
            position: relative;
            z-index: 1;
            padding: 0 16px;
        }

        .step-circle {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: #ffffff;
            border: 3px solid #ff7b1a;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            font-weight: 800;
            color: #ff7b1a;
            margin: 0 auto 16px;
            position: relative;
            z-index: 2;
            box-shadow: 0 4px 16px rgba(255, 123, 26, 0.2);
            transition: all 0.3s ease;
        }

        .step-item:hover .step-circle {
            background: #ff7b1a;
            color: #fff;
            box-shadow: 0 6px 24px rgba(255, 123, 26, 0.4);
            transform: scale(1.08);
        }

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

        .step-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* FAQ */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-sm);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-md);
            border-color: rgba(255, 123, 26, 0.2);
        }

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 24px;
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            text-align: left;
            transition: color 0.2s ease;
        }

        .faq-question:hover {
            color: var(--brand-600);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 123, 26, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--brand-600);
            transition: all 0.3s ease;
        }

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

        .faq-answer-inner {
            padding: 0 24px 18px;
            color: var(--text-secondary);
            font-size: 0.93rem;
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-item.open .faq-icon {
            background: var(--brand-500);
            color: #fff;
            transform: rotate(45deg);
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(160deg, #1a1a2e, #141428);
            position: relative;
            overflow: hidden;
            text-align: center;
            padding: 70px 0;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(255, 123, 26, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-title {
            font-size: 2.2rem;
            font-weight: 900;
            color: #ffffff;
            margin-bottom: 14px;
            position: relative;
            z-index: 1;
        }

        .cta-desc {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 28px;
            position: relative;
            z-index: 1;
        }

        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        /* Footer */
        .site-footer {
            background: var(--dark-950);
            color: rgba(255, 255, 255, 0.7);
            padding: 50px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand .logo-area {
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.9rem;
            transition: color 0.2s ease;
        }

        .footer-col ul li a:hover {
            color: var(--brand-500);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .categories-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hot-games-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .advantages-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-title {
                font-size: 2.4rem;
            }
            .steps-container::before {
                left: 40px;
                right: 40px;
                top: 38px;
            }
            .step-circle {
                width: 52px;
                height: 52px;
                font-size: 1.1rem;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 56px;
            }
            .mobile-menu-btn {
                display: block;
            }
            .main-nav {
                position: fixed;
                top: 56px;
                left: 0;
                right: 0;
                background: rgba(26, 26, 46, 0.98);
                backdrop-filter: blur(16px);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                transform: translateY(-110%);
                transition: transform 0.35s ease;
                z-index: 999;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
            }
            .main-nav.open {
                transform: translateY(0);
            }
            .main-nav a {
                width: 100%;
                justify-content: center;
                padding: 12px 18px;
                border-radius: var(--radius-md);
            }
            .categories-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .hot-games-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .advantages-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .steps-container {
                flex-direction: column;
                gap: 24px;
                align-items: center;
            }
            .steps-container::before {
                display: none;
            }
            .step-item {
                display: flex;
                align-items: center;
                gap: 16px;
                text-align: left;
                width: 100%;
                max-width: 340px;
            }
            .step-circle {
                margin: 0;
                flex-shrink: 0;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-stats {
                gap: 24px;
            }
            .hero-stat-num {
                font-size: 1.6rem;
            }
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cta-title {
                font-size: 1.6rem;
            }
            .btn-lg {
                padding: 14px 28px;
                font-size: 0.95rem;
            }
        }

        @media (max-width: 520px) {
            .hot-games-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .advantages-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .hero-stats {
                gap: 16px;
            }
            .hero-stat-num {
                font-size: 1.3rem;
            }
            .hero-stat-label {
                font-size: 0.75rem;
            }
            .hero-section {
                min-height: 400px;
                padding: 40px 0;
            }
            .container {
                padding: 0 16px;
            }
            .btn {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .category-card-img {
                height: 140px;
            }
        }

        @media (max-width: 380px) {
            .hero-title {
                font-size: 1.35rem;
            }
            .logo-text {
                font-size: 1rem;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }
            .btn-lg {
                padding: 12px 22px;
                font-size: 0.85rem;
            }
        }