/* roulang page: index */
:root {
            --primary: #FF5A1F;
            --primary-dark: #E04D14;
            --primary-light: #FF7B4A;
            --secondary: #1A1A2E;
            --secondary-light: #25253E;
            --accent: #FFD166;
            --bg-dark: #0F0F1A;
            --bg-card: #1A1A2E;
            --bg-section: #141428;
            --text-primary: #FFFFFF;
            --text-secondary: #B0B0C8;
            --text-muted: #7A7A9E;
            --border: #2A2A45;
            --border-light: #35355A;
            --radius-sm: 8px;
            --radius: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
            --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
            --shadow-primary: 0 4px 20px rgba(255, 90, 31, 0.35);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
            --font-main: 'Noto Sans SC', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-number: 'Inter', 'Noto Sans SC', sans-serif;
            --max-width: 1200px;
            --header-height: 72px;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: var(--header-height);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-main);
            line-height: 1.65;
            background-color: var(--bg-dark);
            color: var(--text-primary);
            overflow-x: hidden;
            min-height: 100vh;
        }

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        input {
            font-family: inherit;
            border: none;
            outline: none;
        }

        ul {
            list-style: none;
        }

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

        /* Header / Navigation */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-height);
            background: rgba(15, 15, 26, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
            transition: background var(--transition), box-shadow var(--transition);
        }

        .header.scrolled {
            background: rgba(15, 15, 26, 0.96);
            box-shadow: 0 2px 24px rgba(0, 0, 0, 0.5);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 24px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 900;
            font-size: 1.5rem;
            color: var(--text-primary);
            letter-spacing: -0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: #fff;
            flex-shrink: 0;
            box-shadow: var(--shadow-primary);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 30px;
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-cta {
            background: var(--primary) !important;
            color: #fff !important;
            padding: 10px 22px !important;
            border-radius: 30px !important;
            font-weight: 600 !important;
            box-shadow: var(--shadow-primary);
            transition: all var(--transition) !important;
        }

        .nav-cta:hover {
            background: var(--primary-dark) !important;
            box-shadow: 0 6px 28px rgba(255, 90, 31, 0.5) !important;
            transform: translateY(-2px);
        }

        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.05);
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            border: 1px solid var(--border);
            transition: all var(--transition);
        }

        .mobile-menu-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .mobile-menu-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .mobile-menu-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .mobile-menu-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        .mobile-nav {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            background: rgba(15, 15, 26, 0.97);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            padding: 20px 24px;
            flex-direction: column;
            gap: 6px;
            z-index: 999;
            transform: translateY(-10px);
            opacity: 0;
            pointer-events: none;
            transition: all var(--transition);
        }

        .mobile-nav.open {
            display: flex;
            transform: translateY(0);
            opacity: 1;
            pointer-events: all;
        }

        .mobile-nav a {
            display: block;
            padding: 14px 18px;
            border-radius: var(--radius);
            font-weight: 500;
            font-size: 1rem;
            color: var(--text-secondary);
            transition: all var(--transition);
        }

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

        .mobile-nav .nav-cta {
            text-align: center;
            margin-top: 8px;
        }

        /* Hero Section */
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding-top: var(--header-height);
            overflow: hidden;
            background: var(--bg-dark);
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            opacity: 0.45;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            z-index: 1;
            background: linear-gradient(180deg,
                    rgba(15, 15, 26, 0.3) 0%,
                    rgba(15, 15, 26, 0.7) 50%,
                    rgba(15, 15, 26, 0.95) 100%);
        }

        .hero-glow {
            position: absolute;
            z-index: 1;
            width: 600px;
            height: 600px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 90, 31, 0.25) 0%, transparent 70%);
            top: -100px;
            right: -150px;
            pointer-events: none;
            animation: glowPulse 6s ease-in-out infinite;
        }

        @keyframes glowPulse {
            0%,
            100% {
                transform: scale(1);
                opacity: 0.6;
            }
            50% {
                transform: scale(1.2);
                opacity: 1;
            }
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
            padding: 60px 0;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 90, 31, 0.15);
            border: 1px solid rgba(255, 90, 31, 0.3);
            color: var(--primary-light);
            padding: 8px 18px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.9rem;
            margin-bottom: 24px;
            animation: fadeInUp 0.6s ease-out;
        }

        .hero-badge .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--primary);
            animation: blink 1.5s ease-in-out infinite;
        }

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

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .hero h1 {
            font-size: clamp(2.6rem, 5.5vw, 4rem);
            font-weight: 900;
            line-height: 1.15;
            margin-bottom: 20px;
            letter-spacing: -1px;
            animation: fadeInUp 0.6s ease-out 0.1s both;
            color: #fff;
        }

        .hero h1 .highlight {
            display: inline-block;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtitle {
            font-size: 1.2rem;
            color: var(--text-secondary);
            margin-bottom: 36px;
            line-height: 1.7;
            max-width: 550px;
            animation: fadeInUp 0.6s ease-out 0.2s both;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            animation: fadeInUp 0.6s ease-out 0.3s both;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition);
            white-space: nowrap;
            cursor: pointer;
            border: none;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: var(--shadow-primary);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            box-shadow: 0 8px 32px rgba(255, 90, 31, 0.5);
            transform: translateY(-3px);
        }

        .btn-outline {
            background: transparent;
            color: var(--text-primary);
            border: 2px solid var(--border-light);
        }

        .btn-outline:hover {
            border-color: var(--primary);
            background: rgba(255, 90, 31, 0.08);
            transform: translateY(-3px);
        }

        .btn-lg {
            padding: 16px 34px;
            font-size: 1.1rem;
            border-radius: 34px;
        }

        .hero-stats-row {
            display: flex;
            gap: 32px;
            margin-top: 48px;
            animation: fadeInUp 0.6s ease-out 0.4s both;
        }

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

        .hero-stat .number {
            font-family: var(--font-number);
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -1px;
        }

        .hero-stat .label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 2px;
        }

        /* Sections Common */
        section {
            position: relative;
            padding: 80px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .section-title {
            font-size: clamp(1.8rem, 3.5vw, 2.6rem);
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
            line-height: 1.2;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 600px;
            margin-bottom: 40px;
            line-height: 1.7;
        }

        .text-center {
            text-align: center;
        }
        .text-center .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        /* Features Section */
        #features {
            background: var(--bg-section);
        }

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

        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 30px 26px;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

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

        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--border-light);
        }

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

        .feature-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius);
            background: rgba(255, 90, 31, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 18px;
            color: var(--primary);
            transition: all var(--transition);
        }

        .feature-card:hover .feature-icon {
            background: var(--primary);
            color: #fff;
            box-shadow: var(--shadow-primary);
        }

        .feature-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
            letter-spacing: -0.3px;
        }

        .feature-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* Services Section */
        #services {
            background: var(--bg-dark);
        }

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

        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition);
        }

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

        .service-card-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }

        .service-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .service-card-body {
            padding: 24px;
        }

        .service-tag {
            display: inline-block;
            background: rgba(255, 90, 31, 0.12);
            color: var(--primary);
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .service-card-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
            letter-spacing: -0.3px;
        }

        .service-card-body p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* Process Section */
        #process {
            background: var(--bg-section);
        }

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

        .process-steps::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 12%;
            right: 12%;
            height: 2px;
            background: var(--border);
            z-index: 0;
            display: none;
        }

        .process-step {
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .step-number {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--bg-card);
            border: 3px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-number);
            font-size: 1.4rem;
            font-weight: 800;
            margin: 0 auto 16px;
            color: var(--primary);
            transition: all var(--transition);
            position: relative;
            z-index: 1;
        }

        .process-step:hover .step-number {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: var(--shadow-primary);
            transform: scale(1.1);
        }

        .process-step h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 6px;
        }

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

        /* Stats / Data Section */
        #stats {
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }

        #stats .bg-pattern {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
            z-index: 0;
        }

        #stats .container {
            position: relative;
            z-index: 1;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-card {
            background: rgba(26, 26, 46, 0.8);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 30px 24px;
            text-align: center;
            backdrop-filter: blur(8px);
            transition: all var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-4px);
            border-color: var(--primary);
            box-shadow: 0 8px 32px rgba(255, 90, 31, 0.2);
        }

        .stat-icon {
            font-size: 2.2rem;
            margin-bottom: 12px;
        }

        .stat-number {
            font-family: var(--font-number);
            font-size: 2.8rem;
            font-weight: 900;
            color: var(--primary);
            letter-spacing: -1px;
            line-height: 1;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 6px;
            font-weight: 500;
        }

        /* Ranking / Timeline Section */
        #ranking {
            background: var(--bg-section);
        }

        .ranking-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: start;
        }

        .ranking-panel {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
        }

        .ranking-panel-header {
            background: rgba(255, 90, 31, 0.1);
            padding: 16px 20px;
            font-weight: 700;
            font-size: 1.05rem;
            border-bottom: 1px solid var(--border);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .ranking-panel-header .icon {
            color: var(--primary);
        }

        .ranking-list {
            padding: 8px 0;
        }

        .ranking-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 20px;
            transition: background var(--transition-fast);
            border-bottom: 1px solid rgba(42, 42, 69, 0.5);
        }

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

        .ranking-item:hover {
            background: rgba(255, 255, 255, 0.03);
        }

        .rank-badge {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        .rank-gold {
            background: linear-gradient(135deg, #FFD700, #FFA500);
            color: #1a1a2e;
        }
        .rank-silver {
            background: linear-gradient(135deg, #C0C0C0, #A0A0A0);
            color: #1a1a2e;
        }
        .rank-bronze {
            background: linear-gradient(135deg, #CD7F32, #A0522D);
            color: #fff;
        }
        .rank-default {
            background: var(--border);
            color: var(--text-muted);
        }

        .ranking-item .user-info {
            flex: 1;
            min-width: 0;
        }
        .ranking-item .user-name {
            font-weight: 600;
            font-size: 0.95rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .ranking-item .user-detail {
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .ranking-item .score {
            font-family: var(--font-number);
            font-weight: 700;
            color: var(--primary);
            font-size: 1rem;
            flex-shrink: 0;
        }

        /* FAQ Section */
        #faq {
            background: var(--bg-dark);
        }

        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

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

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

        .faq-question {
            width: 100%;
            background: none;
            padding: 20px 22px;
            text-align: left;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            border: none;
        }

        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 90, 31, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: all var(--transition);
            font-size: 0.8rem;
            color: var(--primary);
        }

        .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 22px 20px;
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* CTA Section */
        #cta {
            background: var(--bg-section);
            position: relative;
            overflow: hidden;
        }

        #cta .cta-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.2;
            z-index: 0;
        }

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

        .cta-card {
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.9), rgba(37, 37, 62, 0.9));
            border: 1px solid var(--border-light);
            border-radius: var(--radius-xl);
            padding: 56px 40px;
            text-align: center;
            backdrop-filter: blur(10px);
            max-width: 750px;
            margin: 0 auto;
            box-shadow: var(--shadow-lg);
        }

        .cta-card h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 800;
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }

        .cta-card p {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: 28px;
            line-height: 1.6;
        }

        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 440px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border-radius: 30px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border);
            color: var(--text-primary);
            font-size: 0.95rem;
            transition: all var(--transition);
        }

        .cta-form input:focus {
            border-color: var(--primary);
            background: rgba(255, 255, 255, 0.1);
            box-shadow: 0 0 0 4px rgba(255, 90, 31, 0.1);
        }

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

        /* Contact Section */
        #contact {
            background: var(--bg-dark);
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: start;
        }

        .contact-info {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px;
        }

        .contact-info h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .contact-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 16px;
            color: var(--text-secondary);
            font-size: 0.95rem;
        }

        .contact-item .icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 90, 31, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--primary);
        }

        .contact-form-panel {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px;
        }

        .contact-form-panel h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 13px 16px;
            border-radius: var(--radius);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border);
            color: var(--text-primary);
            font-size: 0.95rem;
            transition: all var(--transition);
            resize: vertical;
            font-family: inherit;
        }

        .form-group textarea {
            min-height: 120px;
        }

        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--primary);
            background: rgba(255, 255, 255, 0.08);
            box-shadow: 0 0 0 4px rgba(255, 90, 31, 0.08);
        }

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

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }

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

        .footer-brand p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--text-primary);
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

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

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

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

        /* Responsive */
        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps::before {
                display: none;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .ranking-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .contact-grid {
                grid-template-columns: 1fr;
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .hero-stats-row {
                gap: 20px;
                flex-wrap: wrap;
            }
            .hero-stat .number {
                font-size: 1.5rem;
            }
            .features-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .services-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .process-steps {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .stat-number {
                font-size: 2.2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cta-card {
                padding: 36px 24px;
            }
            section {
                padding: 50px 0;
            }
            .hero {
                min-height: auto;
                padding-bottom: 40px;
            }
            .hero-content {
                padding: 40px 0;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .features-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .stats-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .btn {
                padding: 12px 22px;
                font-size: 0.9rem;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                min-width: auto;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .hero-stats-row {
                gap: 14px;
            }
            .ranking-item {
                padding: 10px 14px;
                gap: 8px;
            }
        }