/* roulang page: index */
:root {
            --bg-deep: #0F1219;
            --bg-card: rgba(22, 28, 38, 0.85);
            --bg-card-solid: #161C26;
            --bg-input: #1C2333;
            --border-subtle: #2A3347;
            --text-primary: #FFFFFF;
            --text-secondary: #B0B8C1;
            --text-card: #E1E6ED;
            --brand-green: #00E5A1;
            --brand-blue: #00C2FF;
            --brand-gradient: linear-gradient(135deg, #00E5A1 0%, #00C2FF 100%);
            --accent-coral: #FF6A5E;
            --accent-gold: #F5C518;
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-xl: 50px;
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.4);
            --shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.5);
            --shadow-glow-coral: 0 0 24px rgba(255, 106, 94, 0.5);
            --transition-fast: all 0.25s ease;
            --transition-smooth: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-cn: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --font-num: "Inter", "SF Mono", "Consolas", monospace;
            --max-width: 1200px;
            --nav-height: 72px;
        }

        *,
        *::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-cn);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition-fast);
        }
        button {
            cursor: pointer;
            border: none;
            outline: none;
            font-family: inherit;
            transition: var(--transition-fast);
        }
        input {
            font-family: inherit;
            outline: none;
            border: none;
            transition: var(--transition-fast);
        }
        ul,
        ol {
            list-style: none;
        }

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

        /* ========== NAVIGATION ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: var(--transition-smooth);
            background: transparent;
            border-bottom: 1px solid transparent;
        }
        .site-header.scrolled {
            background: #0F1219;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.35rem;
            color: #fff;
            letter-spacing: 0.5px;
            flex-shrink: 0;
            z-index: 1001;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: var(--brand-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #0F1219;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-links a {
            display: inline-block;
            padding: 10px 18px;
            border-radius: var(--radius-xl);
            font-size: 0.    95rem;
            font-weight: 500;
            color: var(--text-secondary);
            letter-spacing: 0.3px;
            white-space: nowrap;
            transition: var(--transition-fast);
            position: relative;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }
        .nav-links a.nav-cta-btn {
            background: var(--brand-gradient);
            color: #0F1219;
            font-weight: 700;
            padding: 10px 22px;
            margin-left: 8px;
            box-shadow: 0 4px 16px rgba(0, 229, 161, 0.25);
        }
        .nav-links a.nav-cta-btn:hover {
            box-shadow: var(--shadow-glow-coral);
            transform: translateY(-2px);
            color: #0F1219;
        }

        .hamburger-btn {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            z-index: 1001;
            padding: 8px;
            border-radius: 6px;
        }
        .hamburger-btn span {
            display: block;
            width: 26px;
            height: 2.5px;
            border-radius: 3px;
            background: #fff;
            transition: var(--transition-fast);
            transform-origin: center;
        }
        .hamburger-btn.active span:nth-child(1) {
            transform: translateY(7.5px) rotate(45deg);
        }
        .hamburger-btn.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger-btn.active span:nth-child(3) {
            transform: translateY(-7.5px) rotate(-45deg);
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            min-height: 100vh;
            min-height: 600px;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            background-position: center 30%;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 18, 25, 0.75) 0%, rgba(0, 194, 255, 0.3) 100%);
            z-index: 1;
        }
        .hero-section .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
        }
        .hero-content {
            flex: 1 1 480px;
            max-width: 600px;
        }
        .hero-badge {
            display: inline-block;
            padding: 8px 18px;
            border-radius: var(--radius-xl);
            background: rgba(0, 229, 161, 0.12);
            border: 1px solid rgba(0, 229, 161, 0.3);
            color: var(--brand-green);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 20px;
        }
        .hero-content h1 {
            font-size: 48px;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            color: transparent;
        }
        .hero-content .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 460px;
        }
        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            align-items: center;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-xl);
            background: var(--brand-gradient);
            color: #0F1219;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.3px;
            box-shadow: 0 4px 20px rgba(0, 229, 161, 0.3);
            transition: var(--transition-smooth);
            white-space: nowrap;
        }
        .btn-primary:hover {
            box-shadow: var(--shadow-glow-coral);
            transform: translateY(-3px);
            color: #0F1219;
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            border-radius: var(--radius-xl);
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.35);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.3px;
            transition: var(--transition-smooth);
            white-space: nowrap;
        }
        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.06);
            transform: translateY(-2px);
        }

        .hero-visual {
            flex: 1 1 380px;
            max-width: 440px;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .hero-data-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 18px 20px;
            display: flex;
            align-items: center;
            gap: 16px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(8px);
            animation: floatData 4s ease-in-out infinite;
            box-shadow: var(--shadow-card);
        }
        .hero-data-card:nth-child(2) {
            animation-delay: 0.6s;
            margin-left: 20px;
            margin-right: -10px;
        }
        .hero-data-card:nth-child(3) {
            animation-delay: 1.2s;
            margin-left: -10px;
            margin-right: 20px;
        }
        @keyframes floatData {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-8px);
            }
        }
        .hero-data-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            flex-shrink: 0;
        }
        .hero-data-dot.green {
            background: var(--brand-green);
            box-shadow: 0 0 14px rgba(0, 229, 161, 0.7);
            animation: pulseDot 1.8s ease-in-out infinite;
        }
        .hero-data-dot.blue {
            background: var(--brand-blue);
            box-shadow: 0 0 14px rgba(0, 194, 255, 0.7);
            animation: pulseDot 2s ease-in-out infinite 0.4s;
        }
        .hero-data-dot.coral {
            background: var(--accent-coral);
            box-shadow: 0 0 14px rgba(255, 106, 94, 0.7);
            animation: pulseDot 2.2s ease-in-out infinite 0.8s;
        }
        @keyframes pulseDot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.6);
            }
        }
        .hero-data-info {
            flex: 1;
            min-width: 0;
        }
        .hero-data-info .data-label {
            font-size: 0.78rem;
            color: var(--text-secondary);
            letter-spacing: 0.5px;
            margin-bottom: 2px;
        }
        .hero-data-info .data-value {
            font-family: var(--font-num);
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.5px;
        }
        .hero-data-info .data-change {
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--accent-coral);
            margin-left: 6px;
        }

        /* ========== SECTION COMMON ========== */
        section {
            padding: 100px 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 2px;
            color: var(--brand-green);
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 14px;
            letter-spacing: -0.3px;
        }
        .section-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 600px;
            line-height: 1.8;
            margin-bottom: 40px;
        }

        /* ========== STATS ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.05);
            box-shadow: var(--shadow-card);
            transition: var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .stat-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--brand-gradient);
            opacity: 0;
            transition: var(--transition-fast);
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(255, 255, 255, 0.12);
        }
        .stat-card:hover::after {
            opacity: 1;
        }
        .stat-icon {
            font-size: 2rem;
            margin-bottom: 14px;
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            color: transparent;
            display: inline-block;
        }
        .stat-number {
            font-family: var(--font-num);
            font-size: 60px;
            font-weight: 800;
            letter-spacing: -2px;
            line-height: 1;
            margin-bottom: 6px;
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            color: transparent;
        }
        .stat-change {
            display: inline-block;
            font-family: var(--font-num);
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--accent-coral);
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            letter-spacing: 0.5px;
            font-weight: 500;
        }

        /* ========== SERVICES ========== */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .service-card {
            background: var(--bg-card-solid);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.05);
            box-shadow: var(--shadow-card);
            transition: var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .service-card:hover {
            transform: translateY(-4px) scale(1.02);
            box-shadow: var(--shadow-hover);
            border-color: rgba(255, 255, 255, 0.14);
        }
        .service-card-img-wrap {
            position: relative;
            width: 100%;
            aspect-ratio: 3 / 2;
            overflow: hidden;
        }
        .service-card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .service-card:hover .service-card-img-wrap img {
            transform: scale(1.06);
        }
        .service-card-img-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(15, 18, 25, 0.85) 100%);
            z-index: 1;
            pointer-events: none;
        }
        .service-card-body {
            padding: 24px 22px 28px;
            flex: 1;
            display: flex;
            flex-direction: column;
            position: relative;
            z-index: 2;
        }
        .service-card-icon {
            font-size: 1.5rem;
            margin-bottom: 10px;
            color: var(--brand-green);
        }
        .service-card-body h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 8px;
            letter-spacing: 0.2px;
        }
        .service-card-body .service-desc {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 14px;
            flex: 1;
        }
        .service-metric {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-family: var(--font-num);
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--brand-green);
            letter-spacing: 0.3px;
            padding: 6px 14px;
            border-radius: var(--radius-xl);
            background: rgba(0, 229, 161, 0.08);
            align-self: flex-start;
        }
        .service-metric i {
            font-size: 0.7rem;
        }

        /* ========== COMPARISON ========== */
        .comparison-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            align-items: stretch;
        }
        .comparison-panel {
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            display: flex;
            flex-direction: column;
            gap: 20px;
            transition: var(--transition-smooth);
        }
        .comparison-panel.left {
            background: rgba(30, 35, 44, 0.7);
            border-color: rgba(255, 255, 255, 0.04);
        }
        .comparison-panel.right {
            background: rgba(0, 194, 255, 0.06);
            border-color: rgba(0, 229, 161, 0.2);
            box-shadow: 0 0 40px rgba(0, 229, 161, 0.08);
        }
        .comparison-panel h3 {
            font-size: 1.3rem;
            font-weight: 700;
            text-align: center;
            letter-spacing: 0.3px;
            padding-bottom: 14px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .comparison-panel.right h3 {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            color: transparent;
        }
        .comparison-row {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .comparison-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            min-width: 90px;
            flex-shrink: 0;
            letter-spacing: 0.3px;
        }
        .comparison-bar-wrap {
            flex: 1;
            height: 10px;
            border-radius: 5px;
            background: rgba(255, 255, 255, 0.06);
            overflow: hidden;
            position: relative;
        }
        .comparison-bar-fill {
            height: 100%;
            border-radius: 5px;
            transition: width 0.8s ease;
        }
        .left .comparison-bar-fill {
            background: rgba(176, 184, 193, 0.5);
        }
        .right .comparison-bar-fill {
            background: var(--brand-gradient);
        }
        .comparison-value {
            font-family: var(--font-num);
            font-size: 0.9rem;
            font-weight: 700;
            min-width: 40px;
            text-align: right;
            flex-shrink: 0;
        }
        .left .comparison-value {
            color: var(--text-secondary);
        }
        .right .comparison-value {
            color: var(--brand-green);
        }
        .comparison-badge {
            display: inline-block;
            text-align: center;
            margin-top: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-xl);
            font-weight: 700;
            font-size: 0.85rem;
            letter-spacing: 0.5px;
        }
        .left .comparison-badge {
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-secondary);
        }
        .right .comparison-badge {
            background: var(--brand-gradient);
            color: #0F1219;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 800px;
        }
        .faq-item {
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.05);
            background: var(--bg-card);
            transition: var(--transition-fast);
        }
        .faq-item.open {
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.4);
            border-color: rgba(255, 255, 255, 0.1);
        }
        .faq-header {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            background: none;
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            cursor: pointer;
            text-align: left;
            gap: 14px;
            transition: var(--transition-fast);
        }
        .faq-header:hover {
            background: rgba(255, 255, 255, 0.02);
        }
        .faq-toggle-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            font-weight: 700;
            transition: var(--transition-fast);
            color: var(--brand-green);
        }
        .faq-item.open .faq-toggle-icon {
            background: rgba(0, 229, 161, 0.15);
            transform: rotate(45deg);
        }
        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }
        .faq-item.open .faq-body {
            max-height: 300px;
        }
        .faq-body-inner {
            padding: 0 22px 20px;
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.8;
            letter-spacing: 0.2px;
        }

        /* ========== CTA ========== */
        .cta-section {
            position: relative;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(15, 18, 25, 0.88);
            z-index: 1;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-inner {
            display: flex;
            align-items: center;
            gap: 50px;
            flex-wrap: wrap;
            background: rgba(22, 28, 38, 0.75);
            border-radius: var(--radius-lg);
            padding: 44px 36px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: var(--shadow-card);
            backdrop-filter: blur(6px);
        }
        .cta-text {
            flex: 1 1 300px;
        }
        .cta-text h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 10px;
            letter-spacing: -0.3px;
        }
        .cta-text p {
            color: var(--text-secondary);
            line-height: 1.7;
            font-size: 0.95rem;
        }
        .cta-form-wrap {
            flex: 1 1 340px;
            max-width: 420px;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .cta-form-wrap input {
            width: 100%;
            padding: 14px 18px;
            border-radius: var(--radius-sm);
            background: var(--bg-input);
            border: 1.5px solid var(--border-subtle);
            color: #fff;
            font-size: 0.95rem;
            letter-spacing: 0.3px;
            transition: var(--transition-fast);
        }
        .cta-form-wrap input::placeholder {
            color: rgba(176, 184, 193, 0.5);
        }
        .cta-form-wrap input:focus {
            border-color: transparent;
            box-shadow: 0 0 0 2px var(--brand-green), 0 0 24px rgba(0, 229, 161, 0.18);
            background: #1f2838;
        }
        .cta-form-wrap .btn-primary {
            width: 100%;
            justify-content: center;
            font-size: 1rem;
            padding: 15px 28px;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0a0d13;
            padding: 40px 0;
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }
        .footer-logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 12px;
            color: #fff;
        }
        .footer-links {
            display: flex;
            gap: 18px;
            justify-content: center;
            flex-wrap: wrap;
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-bottom: 8px;
        }
        .footer-links span {
            cursor: default;
            transition: var(--transition-fast);
        }
        .footer-links span:hover {
            color: #fff;
        }
        .footer-copy {
            font-size: 0.8rem;
            color: rgba(176, 184, 193, 0.55);
            letter-spacing: 0.5px;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-content h1 {
                font-size: 38px;
            }
            .stat-number {
                font-size: 48px;
            }
            .section-title {
                font-size: 28px;
            }
            .stats-grid {
                gap: 16px;
            }
            .comparison-wrapper {
                gap: 20px;
            }
            .comparison-panel {
                padding: 22px 18px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: 0;
                right: 0;
                width: 280px;
                height: 100vh;
                height: 100dvh;
                flex-direction: column;
                background: #0F1219;
                padding: 90px 28px 30px;
                gap: 6px;
                transform: translateX(100%);
                transition: var(--transition-smooth);
                box-shadow: -8px 0 30px rgba(0, 0, 0, 0.6);
                z-index: 1000;
                align-items: stretch;
            }
            .nav-links.open {
                transform: translateX(0);
            }
            .nav-links a {
                display: block;
                text-align: center;
                padding: 14px 18px;
                border-radius: var(--radius-xl);
                font-size: 1rem;
                width: 100%;
            }
            .nav-links a.nav-cta-btn {
                margin-left: 0;
                margin-top: 8px;
            }
            .hamburger-btn {
                display: flex;
            }

            .hero-section {
                min-height: auto;
                padding: 130px 0 80px;
            }
            .hero-section .container {
                flex-direction: column;
                text-align: center;
            }
            .hero-content {
                max-width: 100%;
            }
            .hero-content h1 {
                font-size: 32px;
            }
            .hero-subtitle {
                max-width: 100%;
            }
            .hero-cta-group {
                justify-content: center;
            }
            .hero-visual {
                max-width: 100%;
                flex-direction: row;
                flex-wrap: wrap;
                justify-content: center;
            }
            .hero-data-card {
                flex: 1 1 130px;
                min-width: 120px;
                flex-direction: column;
                text-align: center;
                gap: 8px;
                padding: 14px;
            }
            .hero-data-card:nth-child(2),
            .hero-data-card:nth-child(3) {
                margin-left: 0;
                margin-right: 0;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-number {
                font-size: 40px;
            }
            .stat-card {
                padding: 20px 14px;
            }

            .services-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }

            .comparison-wrapper {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .cta-inner {
                flex-direction: column;
                text-align: center;
                gap: 28px;
                padding: 30px 20px;
            }
            .cta-form-wrap {
                max-width: 100%;
            }

            section {
                padding: 60px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .container {
                padding: 0 16px;
            }
        }

        @media (max-width: 520px) {
            .hero-content h1 {
                font-size: 26px;
            }
            .hero-data-card {
                flex: 1 1 100px;
                min-width: 90px;
                padding: 10px 8px;
            }
            .hero-data-info .data-value {
                font-size: 1.1rem;
            }
            .stat-number {
                font-size: 32px;
            }
            .stat-card {
                padding: 16px 10px;
            }
            .stat-icon {
                font-size: 1.4rem;
                margin-bottom: 8px;
            }
            .section-title {
                font-size: 22px;
            }
            .cta-text h2 {
                font-size: 1.5rem;
            }
            .comparison-panel {
                padding: 16px 12px;
            }
            .comparison-label {
                font-size: 0.75rem;
                min-width: 65px;
            }
            .nav-links {
                width: 260px;
            }
        }