/* roulang page: index */
:root {
            --primary: #0F3622;
            --primary-light: #1a4f33;
            --primary-faded: rgba(15, 54, 34, 0.08);
            --accent: #E8832A;
            --accent-light: #f09a4d;
            --accent-glow: rgba(232, 131, 42, 0.35);
            --bg: #FAF7F2;
            --bg-warm: #F5F2EC;
            --card-bg: #FFFFFF;
            --card-bg-alt: #FCFBF8;
            --text-primary: #1E1E1E;
            --text-secondary: #3A3A3A;
            --text-muted: #6B6B6B;
            --text-light: #8A8A8A;
            --border: #D9D5CE;
            --border-light: #E8E3DA;
            --border-faint: #F0EDE6;
            --success: #2D8C4E;
            --success-light: #e8f5ed;
            --tag-red: #C9433B;
            --tag-red-bg: #fdf2f0;
            --white: #FFFFFF;
            --shadow-xs: 0 1px 3px rgba(15, 54, 34, 0.05);
            --shadow-sm: 0 1px 4px rgba(15, 54, 34, 0.06);
            --shadow-md: 0 4px 14px rgba(15, 54, 34, 0.08);
            --shadow-lg: 0 6px 20px rgba(15, 54, 34, 0.10);
            --shadow-xl: 0 8px 28px rgba(15, 54, 34, 0.14);
            --shadow-accent: 0 4px 14px rgba(232, 131, 42, 0.30);
            --radius-xs: 4px;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --radius-2xl: 20px;
            --font-cn: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans SC", sans-serif;
            --font-en: "Inter", "SF Pro Display", "Roboto", sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.35s ease;
            --container-max: 1200px;
            --container-pad: 24px;
            --section-gap: 80px;
            --header-height: 64px;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: var(--header-height);
        }

        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.75;
            font-weight: 400;
            color: var(--text-primary);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            letter-spacing: 0.01em;
            overflow-x: hidden;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
            padding: 0;
            font-size: inherit;
            color: inherit;
        }

        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            outline: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-primary);
        }

        p {
            margin: 0 0 1.2em;
            max-width: 680px;
        }

        p:last-child {
            margin-bottom: 0;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-pad);
            padding-right: var(--container-pad);
        }

        .section-divider {
            height: 1px;
            background: var(--border-light);
            margin: 0;
            border: none;
        }

        .section-padding {
            padding-top: var(--section-gap);
            padding-bottom: var(--section-gap);
        }

        .section-padding-top {
            padding-top: var(--section-gap);
        }

        .section-padding-bottom {
            padding-bottom: var(--section-gap);
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid transparent;
            box-shadow: 0 1px 0 rgba(0, 0, 0, 0.04);
            height: var(--header-height);
            transition: box-shadow var(--transition-base), border-color var(--transition-base);
        }
        .site-header.scrolled {
            border-bottom-color: var(--border-faint);
            box-shadow: 0 1px 6px rgba(15, 54, 34, 0.06);
        }

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

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--primary);
            letter-spacing: 0.02em;
            flex-shrink: 0;
            transition: opacity var(--transition-fast);
        }
        .logo-link:hover {
            opacity: 0.82;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links a {
            display: block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-md);
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-fast), background var(--transition-fast);
        }
        .nav-links a:hover {
            color: var(--primary);
            background: var(--primary-faded);
        }
        .nav-links a.active {
            color: var(--primary);
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .nav-cta {
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 20px;
            font-size: 14px;
            font-weight: 600;
            color: var(--white) !important;
            background: var(--accent);
            border-radius: var(--radius-md);
            white-space: nowrap;
            transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            text-decoration: none;
        }
        .nav-cta:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-accent);
            transform: translateY(-1px);
        }
        .nav-cta::after {
            display: none !important;
        }

        .hamburger-btn {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            border-radius: var(--radius-md);
            cursor: pointer;
            z-index: 1100;
            position: relative;
            background: transparent;
            border: none;
            padding: 0;
        }
        .hamburger-line {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            position: absolute;
            transition: transform var(--transition-base), opacity var(--transition-base);
        }
        .hamburger-line:nth-child(1) {
            top: 14px;
        }
        .hamburger-line:nth-child(2) {
            top: 21px;
        }
        .hamburger-line:nth-child(3) {
            top: 28px;
        }
        .hamburger-btn.open .hamburger-line:nth-child(1) {
            top: 21px;
            transform: rotate(45deg);
        }
        .hamburger-btn.open .hamburger-line:nth-child(2) {
            opacity: 0;
        }
        .hamburger-btn.open .hamburger-line:nth-child(3) {
            top: 21px;
            transform: rotate(-45deg);
        }

        .mobile-menu-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            z-index: 1050;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 40px 20px;
        }
        .mobile-menu-overlay.open {
            display: flex;
        }
        .mobile-menu-overlay a {
            font-size: 20px;
            font-weight: 600;
            color: var(--text-primary);
            padding: 14px 24px;
            border-radius: var(--radius-lg);
            transition: background var(--transition-fast), color var(--transition-fast);
            display: block;
            text-align: center;
            min-width: 200px;
        }
        .mobile-menu-overlay a:hover,
        .mobile-menu-overlay a.active {
            color: var(--primary);
            background: var(--primary-faded);
        }
        .mobile-menu-overlay .nav-cta {
            margin-top: 16px;
            font-size: 17px;
            padding: 14px 32px;
            color: var(--white) !important;
            background: var(--accent);
            border-radius: var(--radius-md);
        }
        .mobile-menu-overlay .nav-cta:hover {
            background: var(--accent-light);
        }
        .mobile-close-btn {
            position: absolute;
            top: 16px;
            right: 20px;
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            color: var(--text-primary);
            cursor: pointer;
            border-radius: var(--radius-md);
            z-index: 1101;
            background: transparent;
            border: none;
            line-height: 1;
        }

        /* ========== HERO ========== */
        .hero-section {
            min-height: 85vh;
            display: flex;
            align-items: center;
            padding: 40px 0 60px;
            position: relative;
            overflow: hidden;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            width: 100%;
        }
        .hero-left {
            max-width: 600px;
        }
        .hero-status-bar {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--success-light);
            color: var(--success);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 20px;
            letter-spacing: 0.02em;
            animation: statusPulse 2.5s ease-in-out infinite;
        }
        @keyframes statusPulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(45, 140, 78, 0.25);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(45, 140, 78, 0);
            }
        }
        .hero-status-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--success);
            animation: dotBlink 1.2s ease-in-out infinite;
        }
        @keyframes dotBlink {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.35;
            }
        }
        .hero-title {
            font-size: 44px;
            font-weight: 700;
            line-height: 1.2;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: 0.005em;
        }
        .hero-title .highlight {
            color: var(--primary);
            position: relative;
        }
        .hero-subtitle {
            font-size: 17px;
            line-height: 1.65;
            color: var(--text-secondary);
            margin-bottom: 28px;
            max-width: 480px;
        }
        .hero-cta-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
            margin-bottom: 32px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 16px;
            padding: 14px 32px;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: all var(--transition-base);
            text-decoration: none;
            white-space: nowrap;
            letter-spacing: 0.01em;
            min-height: 48px;
        }
        .btn-primary {
            background: var(--accent);
            color: var(--white);
            box-shadow: 0 2px 8px rgba(232, 131, 42, 0.22);
        }
        .btn-primary:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-accent);
            transform: translateY(-2px);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary-faded);
            border-color: var(--primary-light);
            transform: translateY(-2px);
        }
        .btn-sm {
            font-size: 14px;
            padding: 10px 20px;
            min-height: 42px;
            border-radius: var(--radius-sm);
        }
        .btn-dark {
            background: var(--text-primary);
            color: var(--white);
        }
        .btn-dark:hover {
            background: #333;
            box-shadow: 0 4px 16px rgba(30, 30, 30, 0.25);
            transform: translateY(-2px);
        }
        .btn-block {
            width: 100%;
            display: flex;
        }

        .hero-trust-badges {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            align-items: center;
        }
        .trust-badge {
            display: flex;
            align-items: center;
            gap: 7px;
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
            white-space: nowrap;
        }
        .trust-badge-icon {
            width: 20px;
            height: 20px;
            flex-shrink: 0;
            color: var(--success);
        }

        .hero-right {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 420px;
        }
        .app-screenshot-stack {
            position: relative;
            width: 240px;
            height: 480px;
            flex-shrink: 0;
        }
        .app-screenshot-item {
            position: absolute;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            background: var(--card-bg);
            border: 2px solid #eee;
            transition: transform var(--transition-slow), box-shadow var(--transition-slow);
        }
        .app-screenshot-item.front {
            z-index: 3;
            top: 20px;
            left: 20px;
            width: 200px;
            height: 400px;
            box-shadow: var(--shadow-xl);
        }
        .app-screenshot-item.mid {
            z-index: 2;
            top: 50px;
            left: -10px;
            width: 185px;
            height: 370px;
            box-shadow: var(--shadow-lg);
            opacity: 0.85;
        }
        .app-screenshot-item.back {
            z-index: 1;
            top: 75px;
            left: 55px;
            width: 170px;
            height: 340px;
            box-shadow: var(--shadow-md);
            opacity: 0.7;
        }
        .app-screenshot-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .hero-right:hover .app-screenshot-item.front {
            transform: translateY(-6px);
            box-shadow: 0 14px 36px rgba(15, 54, 34, 0.18);
        }
        .hero-right:hover .app-screenshot-item.mid {
            transform: translate(4px, -3px);
        }
        .hero-right:hover .app-screenshot-item.back {
            transform: translate(-4px, 2px);
        }

        /* ========== FEATURES ========== */
        .features-section {
            background: var(--bg);
        }
        .section-heading {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-heading h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: 0.005em;
        }
        .section-heading p {
            font-size: 16px;
            color: var(--text-muted);
            margin: 0 auto;
            max-width: 540px;
        }
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px 40px;
        }
        .feature-card {
            background: var(--card-bg-alt);
            border-radius: var(--radius-lg);
            padding: 32px 28px 28px;
            text-align: left;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
            cursor: default;
            border: 1px solid transparent;
            position: relative;
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--border-faint);
        }
        .feature-card-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            color: var(--primary);
            flex-shrink: 0;
        }
        .feature-card h3 {
            font-size: 20px;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 8px;
            color: var(--text-primary);
        }
        .feature-card p {
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-muted);
            margin: 0;
            max-width: 100%;
        }

        /* ========== SHOWCASE ========== */
        .showcase-section {
            background: var(--white);
        }
        .showcase-stats-band {
            display: flex;
            justify-content: center;
            gap: 48px;
            flex-wrap: wrap;
            padding: 36px 20px;
            margin-bottom: 40px;
            background: var(--primary);
            border-radius: var(--radius-xl);
            color: var(--white);
        }
        .stat-item {
            text-align: center;
            flex-shrink: 0;
        }
        .stat-number {
            font-family: var(--font-en);
            font-size: 38px;
            font-weight: 700;
            letter-spacing: 0.02em;
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 14px;
            opacity: 0.85;
            letter-spacing: 0.03em;
        }
        .showcase-grid {
            column-count: 3;
            column-gap: 20px;
        }
        .showcase-item {
            break-inside: avoid;
            margin-bottom: 20px;
            border-radius: var(--radius-xl);
            overflow: hidden;
            background: var(--card-bg);
            box-shadow: var(--shadow-xs);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
            cursor: default;
        }
        .showcase-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }
        .showcase-item img {
            width: 100%;
            display: block;
        }
        .showcase-caption {
            font-size: 13px;
            color: var(--text-muted);
            padding: 10px 14px;
            text-align: center;
            letter-spacing: 0.02em;
        }
        .showcase-quote {
            break-inside: avoid;
            margin-bottom: 20px;
            background: var(--bg-warm);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border-left: 3px solid var(--accent);
            font-style: normal;
            position: relative;
        }
        .showcase-quote blockquote {
            margin: 0;
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-secondary);
            font-style: normal;
        }
        .showcase-quote blockquote p {
            margin-bottom: 8px;
            font-style: normal;
            max-width: 100%;
        }
        .showcase-quote .quote-author {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 600;
            font-style: normal;
            margin-top: 8px;
        }

        /* ========== COMPARE ========== */
        .compare-section {
            background: var(--bg);
        }
        .compare-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            align-items: stretch;
        }
        .compare-card {
            background: var(--card-bg);
            border-radius: var(--radius-xl);
            padding: 32px 24px 28px;
            text-align: center;
            box-shadow: var(--shadow-xs);
            position: relative;
            display: flex;
            flex-direction: column;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
            border: 1px solid var(--border-faint);
        }
        .compare-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .compare-card.popular {
            border: 2px solid var(--accent);
            box-shadow: var(--shadow-md);
            transform: scale(1.03);
            z-index: 2;
        }
        .compare-card.popular:hover {
            transform: scale(1.03) translateY(-4px);
            box-shadow: var(--shadow-xl);
        }
        .compare-badge {
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--accent);
            color: var(--white);
            font-size: 12px;
            font-weight: 700;
            padding: 5px 16px;
            border-radius: 20px;
            letter-spacing: 0.04em;
            white-space: nowrap;
            z-index: 3;
        }
        .compare-card-name {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        .compare-card-price {
            font-family: var(--font-en);
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 20px;
        }
        .compare-card-price .unit {
            font-size: 14px;
            font-weight: 400;
            color: var(--text-muted);
        }
        .compare-features-list {
            list-style: none;
            padding: 0;
            margin: 0 0 24px;
            text-align: left;
            flex-grow: 1;
        }
        .compare-features-list li {
            padding: 9px 0;
            font-size: 14px;
            color: var(--text-secondary);
            display: flex;
            align-items: flex-start;
            gap: 10px;
            border-bottom: 1px solid var(--border-faint);
        }
        .compare-features-list li:last-child {
            border-bottom: none;
        }
        .compare-check {
            color: var(--success);
            font-weight: 700;
            flex-shrink: 0;
            font-size: 15px;
            margin-top: 1px;
        }
        .compare-cross {
            color: #c0c0c0;
            font-weight: 500;
            flex-shrink: 0;
            font-size: 15px;
            margin-top: 1px;
        }
        .compare-card .btn {
            margin-top: auto;
            width: 100%;
        }
        .compare-mobile-accordion {
            display: none;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--white);
        }
        .faq-container {
            max-width: 780px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--border-light);
            overflow: hidden;
        }
        .faq-item:first-child {
            border-top: 1px solid var(--border-light);
        }
        .faq-question {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 18px 4px;
            cursor: pointer;
            width: 100%;
            text-align: left;
            background: transparent;
            border: none;
            font-family: inherit;
            font-size: 17px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.5;
            transition: color var(--transition-fast);
            min-height: 56px;
            letter-spacing: 0.01em;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-q-mark {
            color: var(--accent);
            font-weight: 700;
            flex-shrink: 0;
            font-size: 17px;
            margin-top: 1px;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 4px 0 34px;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 4px 20px 34px;
        }
        .faq-answer-content {
            display: flex;
            gap: 10px;
            align-items: flex-start;
        }
        .faq-a-mark {
            color: var(--primary);
            font-weight: 700;
            flex-shrink: 0;
            font-size: 17px;
            margin-top: 1px;
        }
        .faq-answer p {
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-secondary);
            margin: 0;
            max-width: 100%;
        }

        /* ========== CONTACT ========== */
        .contact-section {
            background: var(--bg-warm);
        }
        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: start;
        }
        .contact-form {
            background: var(--card-bg);
            border-radius: var(--radius-xl);
            padding: 32px 28px;
            box-shadow: var(--shadow-xs);
        }
        .contact-form h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-primary);
        }
        .contact-form .form-subtitle {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .form-group {
            margin-bottom: 16px;
        }
        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            margin-bottom: 6px;
            letter-spacing: 0.01em;
        }
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            background: var(--bg);
            font-size: 15px;
            color: var(--text-primary);
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            letter-spacing: 0.01em;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(15, 54, 34, 0.08);
            background: var(--white);
        }
        .form-group textarea {
            resize: vertical;
            min-height: 80px;
        }
        .contact-right {
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 24px;
        }
        .contact-qr-wrapper {
            background: var(--card-bg);
            border-radius: var(--radius-xl);
            padding: 28px 24px;
            box-shadow: var(--shadow-xs);
            display: inline-block;
        }
        .contact-qr-placeholder {
            width: 180px;
            height: 180px;
            background: #f5f5f5;
            border-radius: var(--radius-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
            border: 1px dashed var(--border);
            color: var(--text-muted);
            font-size: 13px;
            letter-spacing: 0.02em;
        }
        .contact-qr-label {
            font-size: 14px;
            color: var(--text-secondary);
            font-weight: 500;
        }
        .app-store-btns {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .store-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 20px;
            border-radius: var(--radius-md);
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            background: var(--card-bg);
            border: 1px solid var(--border);
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            white-space: nowrap;
            letter-spacing: 0.01em;
            min-height: 48px;
        }
        .store-btn:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .store-btn-icon {
            width: 24px;
            height: 24px;
            flex-shrink: 0;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #F3F0EA;
            padding: 48px 0 0;
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.7;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1.2fr 1fr;
            gap: 32px;
            padding-bottom: 36px;
            border-bottom: 1px solid var(--border-light);
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.01em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
            font-size: 14px;
        }
        .footer-col ul li a:hover {
            color: var(--primary);
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 18px;
            color: var(--primary);
            margin-bottom: 10px;
        }
        .footer-brand-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.65;
            max-width: 280px;
        }
        .footer-bottom {
            text-align: center;
            padding: 18px 0;
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: 0.02em;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            :root {
                --section-gap: 60px;
                --container-pad: 20px;
            }
            .hero-title {
                font-size: 36px;
            }
            .hero-grid {
                gap: 32px;
            }
            .features-grid {
                gap: 28px 28px;
            }
            .compare-grid {
                gap: 16px;
            }
            .showcase-grid {
                column-count: 2;
                column-gap: 16px;
            }
            .app-screenshot-stack {
                width: 200px;
                height: 400px;
            }
            .app-screenshot-item.front {
                width: 170px;
                height: 340px;
                top: 16px;
                left: 16px;
            }
            .app-screenshot-item.mid {
                width: 155px;
                height: 310px;
                top: 40px;
                left: -8px;
            }
            .app-screenshot-item.back {
                width: 140px;
                height: 280px;
                top: 60px;
                left: 44px;
            }
            .compare-card.popular {
                transform: scale(1.01);
            }
            .compare-card.popular:hover {
                transform: scale(1.01) translateY(-4px);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 48px;
                --container-pad: 16px;
                --header-height: 56px;
            }
            .nav-links {
                display: none;
            }
            .nav-cta.desktop-only {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .hero-left {
                order: 1;
                max-width: 100%;
                text-align: center;
            }
            .hero-right {
                order: 0;
                min-height: 300px;
                justify-content: center;
            }
            .hero-title {
                font-size: 32px;
            }
            .hero-subtitle {
                margin-left: auto;
                margin-right: auto;
                max-width: 440px;
            }
            .hero-cta-group {
                justify-content: center;
            }
            .hero-trust-badges {
                justify-content: center;
            }
            .features-grid {
                grid-template-columns: 1fr;
                gap: 20px;
                max-width: 500px;
                margin: 0 auto;
            }
            .showcase-grid {
                column-count: 2;
                column-gap: 14px;
            }
            .compare-grid {
                display: none;
            }
            .compare-mobile-accordion {
                display: block;
                max-width: 600px;
                margin: 0 auto;
            }
            .compare-mobile-item {
                background: var(--card-bg);
                border-radius: var(--radius-lg);
                margin-bottom: 12px;
                box-shadow: var(--shadow-xs);
                overflow: hidden;
                border: 1px solid var(--border-faint);
            }
            .compare-mobile-item.popular {
                border: 2px solid var(--accent);
                position: relative;
            }
            .compare-mobile-header {
                display: flex;
                align-items: center;
                justify-content: space-between;
                padding: 16px 18px;
                cursor: pointer;
                font-weight: 700;
                font-size: 16px;
                color: var(--text-primary);
                min-height: 56px;
                gap: 12px;
                position: relative;
            }
            .compare-mobile-badge {
                font-size: 11px;
                font-weight: 700;
                background: var(--accent);
                color: var(--white);
                padding: 3px 10px;
                border-radius: 12px;
                white-space: nowrap;
                letter-spacing: 0.03em;
            }
            .compare-mobile-body {
                display: none;
                padding: 0 18px 20px;
            }
            .compare-mobile-item.open .compare-mobile-body {
                display: block;
            }
            .compare-mobile-body ul {
                list-style: none;
                padding: 0;
                margin: 0 0 16px;
            }
            .compare-mobile-body ul li {
                padding: 8px 0;
                font-size: 14px;
                color: var(--text-secondary);
                display: flex;
                align-items: center;
                gap: 10px;
                border-bottom: 1px solid var(--border-faint);
            }
            .contact-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .section-heading h2 {
                font-size: 26px;
            }
            .showcase-stats-band {
                gap: 24px;
                padding: 24px 16px;
            }
            .stat-number {
                font-size: 28px;
            }
            .stat-label {
                font-size: 12px;
            }
        }

        @media (max-width: 480px) {
            :root {
                --section-gap: 40px;
                --container-pad: 14px;
            }
            .hero-title {
                font-size: 28px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-section {
                min-height: auto;
                padding: 24px 0 40px;
            }
            .hero-right {
                min-height: 240px;
            }
            .app-screenshot-stack {
                width: 160px;
                height: 320px;
            }
            .app-screenshot-item.front {
                width: 130px;
                height: 260px;
                top: 12px;
                left: 12px;
            }
            .app-screenshot-item.mid {
                width: 115px;
                height: 230px;
                top: 30px;
                left: -6px;
            }
            .app-screenshot-item.back {
                width: 105px;
                height: 210px;
                top: 44px;
                left: 34px;
            }
            .btn {
                font-size: 15px;
                padding: 12px 24px;
                min-height: 44px;
            }
            .btn-sm {
                font-size: 13px;
                padding: 8px 16px;
                min-height: 40px;
            }
            .hero-cta-group {
                flex-direction: column;
                gap: 12px;
                align-items: stretch;
            }
            .hero-cta-group .btn {
                width: 100%;
                justify-content: center;
            }
            .hero-trust-badges {
                flex-direction: column;
                gap: 10px;
                align-items: center;
            }
            .showcase-grid {
                column-count: 1;
                column-gap: 0;
            }
            .showcase-item {
                margin-bottom: 16px;
            }
            .showcase-stats-band {
                flex-direction: column;
                gap: 16px;
                align-items: center;
            }
            .contact-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .app-store-btns {
                flex-direction: column;
                align-items: stretch;
                width: 100%;
                max-width: 280px;
            }
            .store-btn {
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .section-heading h2 {
                font-size: 24px;
            }
            .section-heading p {
                font-size: 15px;
            }
            .feature-card {
                padding: 24px 18px 20px;
            }
            .feature-card h3 {
                font-size: 18px;
            }
            .compare-mobile-header {
                font-size: 15px;
                padding: 14px 16px;
            }
            .faq-question {
                font-size: 15px;
                padding: 14px 2px;
            }
            .faq-answer {
                padding: 0 2px 0 28px;
            }
            .faq-item.open .faq-answer {
                padding: 0 2px 16px 28px;
            }
            .contact-form {
                padding: 24px 18px;
            }
            .contact-qr-placeholder {
                width: 140px;
                height: 140px;
            }
        }

        @media (min-width: 769px) {
            .mobile-menu-overlay {
                display: none !important;
            }
            .compare-mobile-accordion {
                display: none !important;
            }
        }