/* roulang page: index */
:root {
            --color-primary: #1E5EAB;
            --color-primary-hover: #174A8B;
            --color-primary-light: rgba(30, 94, 171, 0.08);
            --color-accent: #F97316;
            --color-accent-hover: #E8650B;
            --color-bg: #FFFFFF;
            --color-bg-light: #F8FAFC;
            --color-bg-card: #F1F5F9;
            --color-bg-compare: #F0F4FA;
            --color-text: #0F172A;
            --color-text-secondary: #475569;
            --color-text-muted: #94A3B8;
            --color-border: #CBD5E1;
            --color-border-light: #E2E8F0;
            --color-footer-bg: #1E293B;
            --color-footer-text: #CBD5E1;
            --color-footer-heading: #F1F5F9;
            --color-white: #FFFFFF;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-btn: 8px;
            --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-btn-primary: 0 4px 14px rgba(30, 94, 171, 0.3);
            --shadow-btn-primary-hover: 0 6px 20px rgba(23, 74, 139, 0.4);
            --shadow-nav: 0 2px 16px rgba(0, 0, 0, 0.08);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Inter', system-ui, sans-serif;
            --max-width: 1200px;
            --nav-height: 64px;
            --section-spacing: 120px;
            --card-padding: 32px;
        }

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

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

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

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

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

        /* ========== NAVIGATION ========== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--nav-height);
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            z-index: 1000;
            transition: box-shadow var(--transition-normal);
        }
        .header.scrolled {
            box-shadow: var(--shadow-nav);
        }
        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .logo i {
            color: var(--color-accent);
            font-size: 24px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .nav-links a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-secondary);
            position: relative;
            padding: 4px 0;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: width var(--transition-normal);
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

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

        .mobile-menu {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            z-index: 999;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 32px;
            transform: translateY(-100%);
            transition: transform var(--transition-slow);
            pointer-events: none;
        }
        .mobile-menu.open {
            transform: translateY(0);
            pointer-events: auto;
        }
        .mobile-menu a {
            font-size: 20px;
            font-weight: 600;
            color: var(--color-text);
            padding: 8px 16px;
            transition: color var(--transition-fast);
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--color-primary);
        }

        /* ========== HERO ========== */
        .section-hero {
            padding-top: calc(var(--nav-height) + 60px);
            padding-bottom: 80px;
            background: linear-gradient(160deg, #f8fafc 0%, #e8f0fe 40%, #f4f7fc 100%);
            position: relative;
            overflow: hidden;
            min-height: 85vh;
            display: flex;
            align-items: center;
        }
        .section-hero::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 450px;
            height: 450px;
            border-radius: 50%;
            background: rgba(30, 94, 171, 0.03);
            pointer-events: none;
        }
        .section-hero::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -40px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(249, 115, 22, 0.04);
            pointer-events: none;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 1;
        }
        .hero-content {
            position: relative;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(249, 115, 22, 0.1);
            color: var(--color-accent);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }
        .hero-badge .pulse-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-accent);
            animation: pulse-dot 2s infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(249, 115, 22, 0.5);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(249, 115, 22, 0);
            }
        }
        .hero-content h1 {
            font-size: 44px;
            line-height: 1.25;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: -0.02em;
            margin-bottom: 16px;
            max-width: 580px;
        }
        .hero-content h1 .highlight {
            color: var(--color-primary);
            position: relative;
        }
        .hero-content h1 .highlight-accent {
            color: var(--color-accent);
        }
        .hero-subtitle {
            font-size: 17px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            margin-bottom: 32px;
            max-width: 500px;
        }
        .hero-buttons {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 16px;
            font-weight: 600;
            padding: 14px 36px;
            border-radius: var(--radius-btn);
            transition: all var(--transition-normal);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }
        .btn-primary {
            background: var(--color-primary);
            color: var(--color-white);
            box-shadow: var(--shadow-btn-primary);
        }
        .btn-primary:hover {
            background: var(--color-primary-hover);
            box-shadow: var(--shadow-btn-primary-hover);
            transform: translateY(-2px);
            color: var(--color-white);
        }
        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
        }
        .btn-outline:hover {
            background: var(--color-primary-light);
            transform: translateY(-2px);
            color: var(--color-primary);
        }
        .btn-white {
            background: var(--color-white);
            color: var(--color-primary);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
        }
        .btn-white:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.16);
            color: var(--color-primary-hover);
        }
        .btn-accent {
            background: var(--color-accent);
            color: var(--color-white);
            box-shadow: 0 4px 14px rgba(249, 115, 22, 0.3);
        }
        .btn-accent:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 6px 20px rgba(232, 101, 11, 0.4);
            transform: translateY(-2px);
            color: var(--color-white);
        }
        .hero-visual {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .hero-visual .hero-image-wrapper {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card-hover);
            width: 100%;
            aspect-ratio: 4/3;
            max-width: 480px;
            background: #e8ecf1;
        }
        .hero-visual .hero-image-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }
        .hero-visual .geo-decoration {
            position: absolute;
            border-radius: 50%;
            pointer-events: none;
            opacity: 0.5;
        }
        .hero-visual .geo-1 {
            width: 60px;
            height: 60px;
            border: 3px dashed var(--color-primary);
            top: -20px;
            right: 10%;
            animation: float-slow 8s ease-in-out infinite;
        }
        .hero-visual .geo-2 {
            width: 36px;
            height: 36px;
            background: rgba(249, 115, 22, 0.25);
            bottom: -14px;
            left: 15%;
            animation: float-slow 6s ease-in-out infinite reverse;
        }
        @keyframes float-slow {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-16px);
            }
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: var(--section-spacing) 0;
        }
        .section-alt {
            background: var(--color-bg-light);
        }
        .section-header {
            text-align: center;
            margin-bottom: 56px;
        }
        .section-header h2 {
            font-size: 32px;
            line-height: 1.25;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .section-header .section-subtitle {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 560px;
            margin: 0 auto;
            line-height: 1.6;
        }

        /* ========== ADVANTAGES ========== */
        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .advantage-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            padding: var(--card-padding);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }
        .advantage-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
            opacity: 0;
            transition: opacity var(--transition-normal);
            border-radius: 0 0 3px 3px;
        }
        .advantage-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
        }
        .advantage-card:hover::before {
            opacity: 1;
        }
        .advantage-icon {
            width: 48px;
            height: 48px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            color: var(--color-primary);
            margin-bottom: 20px;
            position: relative;
        }
        .advantage-card:nth-child(2) .advantage-icon {
            color: var(--color-accent);
        }
        .advantage-card h3 {
            font-size: 20px;
            line-height: 1.4;
            font-weight: 600;
            color: #1E1E1E;
            margin-bottom: 10px;
        }
        .advantage-divider {
            width: 40px;
            height: 1px;
            background: #E2E8F0;
            margin-bottom: 14px;
            transition: width var(--transition-normal);
        }
        .advantage-card:hover .advantage-divider {
            width: 60px;
            background: var(--color-primary);
        }
        .advantage-card p {
            font-size: 15px;
            line-height: 1.65;
            color: var(--color-text-secondary);
        }

        /* ========== CASES ========== */
        .cases-masonry {
            columns: 2;
            column-gap: 24px;
            break-inside: avoid;
        }
        .case-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            margin-bottom: 24px;
            break-inside: avoid;
            transition: all var(--transition-normal);
            cursor: default;
        }
        .case-card:hover {
            transform: scale(1.02);
            box-shadow: var(--shadow-card-hover);
        }
        .case-card-image {
            width: 100%;
            aspect-ratio: 16/10;
            overflow: hidden;
            background: #e8ecf1;
        }
        .case-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .case-card:hover .case-card-image img {
            transform: scale(1.06);
        }
        .case-card-body {
            padding: 22px 24px 24px;
        }
        .case-card-body h4 {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .case-card-body .case-stat {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 15px;
            font-weight: 700;
            color: var(--color-accent);
            background: rgba(249, 115, 22, 0.06);
            padding: 6px 12px;
            border-radius: 20px;
            margin-top: 4px;
        }
        .case-card-body .case-stat i {
            font-size: 13px;
        }

        /* ========== COMPARE ========== */
        .compare-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            align-items: stretch;
        }
        .compare-card {
            background: var(--color-bg-compare);
            border: 1px solid #DEE5EF;
            border-radius: var(--radius-lg);
            padding: 30px 28px 32px;
            transition: all var(--transition-normal);
            position: relative;
            display: flex;
            flex-direction: column;
        }
        .compare-card:hover {
            border-color: var(--color-primary);
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
        }
        .compare-card.featured {
            border-color: var(--color-primary);
            background: #f6f9fd;
        }
        .compare-badge {
            position: absolute;
            top: -12px;
            right: 24px;
            background: var(--color-accent);
            color: var(--color-white);
            font-size: 12px;
            font-weight: 700;
            padding: 5px 14px;
            border-radius: 16px;
            letter-spacing: 0.03em;
            z-index: 2;
        }
        .compare-card h4 {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .compare-price {
            font-size: 36px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 20px;
            letter-spacing: -0.02em;
        }
        .compare-price span {
            font-size: 15px;
            font-weight: 400;
            color: var(--color-text-muted);
        }
        .compare-features {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-bottom: 24px;
        }
        .compare-features li {
            font-size: 14px;
            color: var(--color-text-secondary);
            display: flex;
            align-items: flex-start;
            gap: 8px;
            line-height: 1.5;
        }
        .compare-features li i.fa-check {
            color: #22c55e;
            font-size: 13px;
            margin-top: 3px;
            flex-shrink: 0;
        }
        .compare-features li i.fa-minus {
            color: #cbd5e1;
            font-size: 13px;
            margin-top: 3px;
            flex-shrink: 0;
        }
        .compare-card .btn {
            width: 100%;
            justify-content: center;
            margin-top: auto;
        }

        /* ========== FAQ ========== */
        .faq-wrapper {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-bg-light);
            border-radius: var(--radius-sm);
            margin-bottom: 8px;
            overflow: hidden;
            transition: all var(--transition-normal);
        }
        .faq-item.active {
            background: var(--color-white);
            box-shadow: var(--shadow-card);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            background: none;
            border: none;
            cursor: pointer;
            text-align: left;
            gap: 16px;
            line-height: 1.5;
            transition: color var(--transition-fast);
        }
        .faq-item.active .faq-question {
            color: var(--color-primary);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: #E2E8F0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--color-text-secondary);
            transition: all var(--transition-normal);
            position: relative;
        }
        .faq-item.active .faq-icon {
            background: var(--color-primary);
            color: var(--color-white);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-normal), padding var(--transition-normal);
        }
        .faq-item.active .faq-answer {
            max-height: 200px;
        }
        .faq-answer-inner {
            padding: 0 22px 20px;
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text-secondary);
        }

        /* ========== CTA / CONTACT ========== */
        .section-cta {
            background: linear-gradient(145deg, #2b6cb0 0%, #c97740 100%);
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }
        .section-cta::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -60px;
            width: 350px;
            height: 350px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
            pointer-events: none;
        }
        .section-cta::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -30px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.03);
            pointer-events: none;
        }
        .cta-inner {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .cta-text h2 {
            font-size: 32px;
            line-height: 1.3;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .cta-text .cta-subtitle {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.6;
            margin-bottom: 20px;
        }
        .cta-contact-info {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.8;
        }
        .cta-contact-info i {
            margin-right: 6px;
            color: rgba(255, 255, 255, 0.9);
        }
        .cta-form {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
        }
        .cta-form .form-group {
            margin-bottom: 16px;
        }
        .cta-form label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .cta-form input,
        .cta-form textarea {
            width: 100%;
            height: 48px;
            padding: 0 14px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            font-size: 15px;
            color: var(--color-text);
            background: var(--color-bg-light);
            transition: all var(--transition-fast);
        }
        .cta-form textarea {
            height: 100px;
            padding: 12px 14px;
            resize: vertical;
            min-height: 48px;
        }
        .cta-form input:focus,
        .cta-form textarea:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(30, 94, 171, 0.2);
            background: var(--color-white);
        }
        .cta-form .btn-accent {
            width: 100%;
            justify-content: center;
            margin-top: 4px;
            padding: 14px;
            font-size: 16px;
        }

        /* ========== FOOTER ========== */
        .footer {
            background: var(--color-footer-bg);
            color: var(--color-footer-text);
            padding: 56px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 36px;
            padding-bottom: 40px;
        }
        .footer-col h5 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-footer-heading);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: var(--color-footer-text);
            transition: color var(--transition-fast);
            line-height: 1.6;
        }
        .footer-col ul li a:hover {
            color: var(--color-white);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 18px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            letter-spacing: 0.02em;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            :root {
                --section-spacing: 80px;
            }
            .hero-content h1 {
                font-size: 36px;
            }
            .hero-grid {
                gap: 32px;
            }
            .advantages-grid {
                gap: 16px;
            }
            .compare-grid {
                gap: 14px;
            }
            .compare-card {
                padding: 22px 18px 24px;
            }
            .compare-price {
                font-size: 28px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-spacing: 64px;
                --card-padding: 24px;
            }
            .nav-links {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .section-hero {
                padding-top: calc(var(--nav-height) + 32px);
                padding-bottom: 48px;
                min-height: auto;
            }
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 28px;
                text-align: center;
            }
            .hero-content h1 {
                font-size: 30px;
                max-width: 100%;
            }
            .hero-subtitle {
                max-width: 100%;
                font-size: 15px;
            }
            .hero-buttons {
                justify-content: center;
            }
            .hero-visual {
                order: -1;
            }
            .hero-visual .hero-image-wrapper {
                max-width: 320px;
                margin: 0 auto;
                aspect-ratio: 16/9;
            }
            .hero-visual .geo-decoration {
                display: none;
            }
            .advantages-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .cases-masonry {
                columns: 1;
            }
            .compare-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .compare-card.featured {
                order: -1;
            }
            .compare-badge {
                top: -10px;
                right: 20px;
            }
            .cta-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .cta-text {
                text-align: center;
            }
            .cta-text h2 {
                font-size: 26px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .section-header h2 {
                font-size: 26px;
            }
            .section-header {
                margin-bottom: 36px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-spacing: 48px;
            }
            .hero-content h1 {
                font-size: 26px;
                line-height: 1.35;
            }
            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }
            .hero-buttons .btn {
                width: 100%;
                justify-content: center;
            }
            .btn {
                padding: 12px 24px;
                font-size: 15px;
            }
            .compare-price {
                font-size: 26px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cta-form {
                padding: 20px;
            }
            .section-header h2 {
                font-size: 23px;
            }
            .cases-masonry {
                columns: 1;
            }
        }