/* roulang page: index */
:root {
            --primary: #E6322C;
            --primary-dark: #C91E1A;
            --primary-light: rgba(230, 50, 44, 0.10);
            --secondary: #1A1E2B;
            --secondary-light: #252A38;
            --accent: #F2A900;
            --accent-light: #FFC940;
            --bg: #F8F9FC;
            --bg-dark: #0B0D14;
            --white: #FFFFFF;
            --gray-50: #F9FAFB;
            --gray-100: #F3F4F6;
            --gray-200: #E5E7EB;
            --gray-300: #D1D5DB;
            --gray-400: #9CA3AF;
            --gray-500: #6B7280;
            --gray-600: #4B5563;
            --gray-700: #374151;
            --gray-800: #1F2937;
            --gray-900: #111827;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-red: 0 8px 24px rgba(230, 50, 44, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
            --font-display: 'PingFang SC', 'Noto Sans SC', 'Heiti SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'PingFang SC', 'Noto Sans SC', 'Heiti SC', 'Microsoft YaHei', sans-serif;
            --font-mono: 'SF Mono', 'Menlo', 'Consolas', 'Courier New', monospace;
            --transition-fast: 0.15s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s ease;
            --max-width: 1240px;
            --nav-height: 72px;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-weight: 400;
            line-height: 1.7;
            color: var(--gray-700);
            background-color: var(--bg);
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-display);
            font-weight: 700;
            line-height: 1.2;
            color: var(--secondary);
        }
        h1 {
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.15;
        }
        h2 {
            font-weight: 600;
            letter-spacing: -0.01em;
            font-size: 2.25rem;
        }
        h3 {
            font-weight: 600;
            letter-spacing: -0.01em;
            font-size: 1.35rem;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 5%;
            width: 100%;
        }

        /* ========== NAVIGATION ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            transition: background-color var(--transition-base), box-shadow var(--transition-base), backdrop-filter var(--transition-base);
            background-color: transparent;
            border-bottom: 1px solid transparent;
        }
        .site-header.scrolled {
            background-color: rgba(26, 30, 43, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 24px;
        }
        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            flex-shrink: 0;
        }
        .logo-icon svg {
            width: 100%;
            height: 100%;
        }
        .logo-text {
            font-family: var(--font-display);
            font-weight: 800;
            font-size: 1.35rem;
            color: #fff;
            letter-spacing: -0.01em;
            white-space: nowrap;
        }
        .site-header.scrolled .logo-text {
            color: #fff;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .main-nav a {
            color: rgba(255, 255, 255, 0.88);
            font-size: 0.95rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            white-space: nowrap;
            transition: color var(--transition-fast);
            position: relative;
        }
        .main-nav a:hover {
            color: #fff;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width var(--transition-base);
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            border-radius: 24px;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            white-space: nowrap;
            transition: all var(--transition-fast);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }
        .nav-cta-btn:hover {
            background: rgba(255, 255, 255, 0.22);
            color: #fff;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            z-index: 1001;
        }
        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #fff;
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: var(--secondary);
            z-index: 999;
            flex-direction: column;
            align-items: flex-start;
            justify-content: center;
            padding: 40px 8%;
            gap: 28px;
        }
        .mobile-nav-overlay.active {
            display: flex;
        }
        .mobile-nav-overlay a {
            color: #fff;
            font-size: 1.6rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: color var(--transition-fast);
        }
        .mobile-nav-overlay a:hover {
            color: var(--accent);
        }
        .mobile-nav-overlay .nav-cta-btn {
            margin-top: 12px;
            font-size: 1rem;
            padding: 14px 28px;
            border-radius: 28px;
        }

        /* ========== HERO ========== */
        .hero-section {
            background: var(--secondary);
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding-top: var(--nav-height);
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 15%;
            right: -5%;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(230, 50, 44, 0.18) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 48px;
            align-items: center;
            width: 100%;
            position: relative;
            z-index: 1;
        }
        .hero-left {
            color: #fff;
        }
        .hero-decorator {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 18px;
        }
        .hero-decorator .deco-line {
            width: 36px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }
        .hero-decorator .deco-dot {
            width: 8px;
            height: 8px;
            background: var(--accent);
            border-radius: 50%;
            animation: pulse-dot 1.6s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.4;
                transform: scale(1.8);
            }
        }
        .hero-left h1 {
            font-size: clamp(2.4rem, 5vw, 3.6rem);
            color: #fff;
            margin-bottom: 14px;
            font-weight: 800;
            letter-spacing: -0.025em;
            line-height: 1.12;
        }
        .hero-left h1 .highlight {
            color: var(--accent);
            position: relative;
        }
        .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.6;
            margin-bottom: 32px;
            max-width: 440px;
        }
        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.01em;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(230, 50, 44, 0.35);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            box-shadow: 0 6px 22px rgba(230, 50, 44, 0.45);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-primary:active {
            transform: scale(0.97);
            box-shadow: 0 2px 8px rgba(230, 50, 44, 0.3);
        }
        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.35);
        }
        .btn-outline:hover {
            background: rgba(230, 50, 44, 0.1);
            border-color: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-text-link {
            color: var(--accent);
            font-weight: 600;
            text-decoration: underline;
            text-underline-offset: 4px;
            text-decoration-color: var(--accent);
            text-decoration-thickness: 2px;
            transition: all var(--transition-base);
        }
        .btn-text-link:hover {
            text-underline-offset: 6px;
            text-decoration-thickness: 3px;
            color: var(--accent-light);
        }
        .hero-right {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-xl);
            aspect-ratio: 16/10;
            background: var(--secondary-light);
        }
        .hero-right img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
            transition: transform var(--transition-slow);
        }
        .hero-right:hover img {
            transform: scale(1.03);
        }
        .hero-right::after {
            content: '';
            position: absolute;
            inset: 0;
            border: 2px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            pointer-events: none;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: 96px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 56px;
        }
        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .section-header h2 {
            color: var(--secondary);
            margin-bottom: 8px;
        }
        .section-header .section-desc {
            color: var(--gray-500);
            font-size: 1.05rem;
            max-width: 560px;
            margin: 0 auto;
        }

        /* ========== STATS GRID ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: var(--gray-50);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            text-align: center;
            border: 1px solid transparent;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .stat-card:hover {
            background: #fff;
            border-color: var(--gray-200);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .stat-number {
            font-family: var(--font-mono);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -0.01em;
            margin-bottom: 6px;
            line-height: 1;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--gray-600);
            font-weight: 500;
        }
        .stat-chart-mini {
            width: 48px;
            height: 32px;
            margin: 10px auto 0;
            display: flex;
            align-items: flex-end;
            gap: 3px;
            justify-content: center;
        }
        .stat-chart-mini .bar {
            width: 6px;
            border-radius: 3px 3px 0 0;
            background: var(--primary);
            opacity: 0.55;
            transition: all var(--transition-base);
        }
        .stat-card:hover .stat-chart-mini .bar {
            opacity: 0.9;
        }
        .bar:nth-child(1) {
            height: 60%;
        }
        .bar:nth-child(2) {
            height: 85%;
        }
        .bar:nth-child(3) {
            height: 45%;
        }
        .bar:nth-child(4) {
            height: 95%;
        }
        .bar:nth-child(5) {
            height: 70%;
        }

        /* ========== SERVICES ========== */
        .services-masonry {
            display: grid;
            grid-template-columns: 1fr 2fr 1fr;
            gap: 28px;
            align-items: start;
        }
        .service-col {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .service-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 28px;
            border: 1px solid var(--gray-200);
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
            cursor: default;
        }
        .service-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-red);
            transform: translateY(-4px);
        }
        .service-card .card-watermark {
            position: absolute;
            top: 16px;
            right: 20px;
            font-size: 3rem;
            font-weight: 800;
            color: rgba(0, 0, 0, 0.03);
            pointer-events: none;
            line-height: 1;
            font-family: var(--font-mono);
        }
        .service-card .card-img-wrap {
            width: 100%;
            height: 160px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            margin-bottom: 16px;
            background: var(--gray-100);
        }
        .service-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .service-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .service-card h3 {
            margin-bottom: 6px;
            font-size: 1.2rem;
            color: var(--secondary);
        }
        .service-card .card-def {
            font-size: 0.9rem;
            color: var(--gray-500);
            margin-bottom: 10px;
            line-height: 1.5;
        }
        .service-card .card-details {
            list-style: none;
            font-size: 0.85rem;
            color: var(--gray-600);
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .service-card .card-details li::before {
            content: '▸ ';
            color: var(--primary);
            font-weight: 700;
        }
        .service-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: 12px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--primary);
            transition: gap var(--transition-fast);
        }
        .service-card .card-link:hover {
            gap: 8px;
            color: var(--primary-dark);
        }
        .service-card.tall {
            min-height: 420px;
        }
        .service-card.short {
            min-height: 340px;
        }

        /* ========== CASES ========== */
        .cases-waterfall {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            align-items: start;
        }
        .case-col {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .case-card {
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--gray-200);
            overflow: hidden;
            transition: all var(--transition-base);
            border-left: 3px solid var(--primary);
            padding: 22px 24px;
        }
        .case-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-left-color: var(--accent);
        }
        .case-card.alt-align {
            border-left: none;
            border-right: 3px solid var(--primary);
            text-align: right;
        }
        .case-card.alt-align:hover {
            border-right-color: var(--accent);
        }
        .case-card h4 {
            font-size: 1.05rem;
            color: var(--secondary);
            margin-bottom: 6px;
        }
        .case-card .case-summary {
            font-size: 0.88rem;
            color: var(--gray-500);
            line-height: 1.5;
            max-width: 95%;
        }
        .case-card.alt-align .case-summary {
            margin-left: auto;
        }
        .case-card .case-meta {
            display: flex;
            gap: 16px;
            font-size: 0.78rem;
            color: var(--gray-400);
            margin-top: 10px;
            flex-wrap: wrap;
        }
        .case-card.alt-align .case-meta {
            justify-content: flex-end;
        }
        .case-card .case-img {
            width: 100%;
            height: 140px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            margin-bottom: 12px;
            background: var(--gray-100);
        }
        .case-card .case-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* ========== PRICING TABLE ========== */
        .pricing-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            padding-bottom: 8px;
        }
        .pricing-table {
            display: grid;
            grid-template-columns: 180px 1fr 1fr 1fr;
            min-width: 760px;
            border-collapse: collapse;
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--gray-200);
        }
        .pricing-table .pt-cell {
            padding: 16px 20px;
            border-bottom: 1px solid var(--gray-100);
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            min-height: 52px;
        }
        .pricing-table .pt-header {
            font-weight: 700;
            color: var(--secondary);
            background: var(--gray-50);
            font-size: 1rem;
            justify-content: center;
            text-align: center;
        }
        .pricing-table .pt-header.featured {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(230, 50, 44, 0.3);
            position: relative;
            z-index: 2;
            border-radius: var(--radius-sm) var(--radius-sm) 0 0;
        }
        .pricing-table .pt-label {
            font-weight: 600;
            color: var(--gray-700);
            background: #fafbfc;
        }
        .pricing-table .pt-cell .check-icon {
            color: var(--primary);
            font-weight: 700;
            font-size: 1.1rem;
        }
        .pricing-table .pt-cell .dash-icon {
            color: var(--gray-400);
        }

        /* ========== FAQ ========== */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px 32px;
        }
        .faq-item {
            border-bottom: 1px solid var(--gray-200);
            padding: 6px 0;
        }
        .faq-question {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            cursor: pointer;
            padding: 14px 0;
            font-weight: 600;
            color: var(--secondary);
            font-size: 1rem;
            user-select: none;
            transition: color var(--transition-fast);
            position: relative;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-q-icon {
            flex-shrink: 0;
            color: var(--primary);
            font-weight: 700;
            font-size: 1.1rem;
        }
        .faq-arrow {
            margin-left: auto;
            flex-shrink: 0;
            transition: transform var(--transition-base);
            font-size: 1.1rem;
            color: var(--gray-400);
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
            background: var(--gray-50);
            border-radius: var(--radius-sm);
            padding: 0 16px;
            font-size: 0.9rem;
            color: var(--gray-600);
            line-height: 1.6;
        }
        .faq-item.open .faq-answer {
            max-height: 220px;
            padding: 14px 16px;
        }

        /* ========== TRUST BAR ========== */
        .trust-scroll-wrap {
            overflow: hidden;
            position: relative;
            width: 100%;
        }
        .trust-scroll-track {
            display: flex;
            gap: 40px;
            animation: scroll-logos 28s linear infinite;
            width: max-content;
            align-items: center;
        }
        @keyframes scroll-logos {
            0% {
                transform: translateX(0);
            }
            100% {
                transform: translateX(-50%);
            }
        }
        .trust-scroll-track .trust-logo-item {
            flex-shrink: 0;
            width: 120px;
            height: 60px;
            background: #fff;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--gray-200);
            overflow: hidden;
            padding: 8px;
        }
        .trust-logo-item img {
            max-width: 100%;
            max-height: 100%;
            object-fit: contain;
            opacity: 0.7;
            transition: opacity var(--transition-fast);
        }
        .trust-logo-item:hover img {
            opacity: 1;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--secondary);
            color: #fff;
            padding: 80px 0;
        }
        .cta-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .cta-left h2 {
            color: #fff;
            margin-bottom: 10px;
            font-size: 2rem;
        }
        .cta-left p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1rem;
            line-height: 1.6;
            max-width: 420px;
        }
        .cta-form {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 32px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            box-shadow: var(--shadow-xl);
        }
        .cta-form input,
        .cta-form select {
            width: 100%;
            padding: 13px 16px;
            border: 1px solid var(--gray-300);
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            color: var(--gray-800);
            background: var(--gray-50);
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }
        .cta-form input:focus,
        .cta-form select:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(230, 50, 44, 0.08);
            background: #fff;
        }
        .cta-form .btn-primary {
            width: 100%;
            padding: 15px;
            font-size: 1rem;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }
        .footer-col h4 {
            color: #fff;
            margin-bottom: 14px;
            font-size: 1rem;
            font-weight: 600;
        }
        .footer-col p {
            font-size: 0.88rem;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.55);
            max-width: 260px;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul a {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
        }
        .footer-col ul a:hover {
            color: var(--accent);
        }
        .footer-social-icons {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .footer-social-icons .social-dot {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-social-icons .social-dot:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ========== ANIMATIONS ========== */
        .fade-in-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.7s ease, transform 0.7s ease;
        }
        .fade-in-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .services-masonry {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .service-col:nth-child(3) {
                grid-column: 1 / -1;
                flex-direction: row;
                gap: 20px;
            }
            .service-col:nth-child(3) .service-card {
                flex: 1;
            }
            .cases-waterfall {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .faq-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px 20px;
            }
            .cta-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .hero-right {
                order: -1;
                aspect-ratio: 16/9;
                max-height: 280px;
            }
            .hero-left h1 {
                font-size: 2rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .services-masonry {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .service-col:nth-child(3) {
                grid-column: auto;
                flex-direction: column;
            }
            .service-card.tall,
            .service-card.short {
                min-height: auto;
            }
            .cases-waterfall {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .case-card.alt-align {
                border-left: 3px solid var(--primary);
                border-right: none;
                text-align: left;
            }
            .case-card.alt-align .case-meta {
                justify-content: flex-start;
            }
            .case-card.alt-align .case-summary {
                margin-left: 0;
            }
            .pricing-table {
                grid-template-columns: 120px 1fr 1fr 1fr;
                min-width: 600px;
            }
            .faq-grid {
                grid-template-columns: 1fr;
                gap: 6px;
            }
            .cta-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cta-left h2 {
                font-size: 1.6rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .section {
                padding: 60px 0;
            }
            .section-header {
                margin-bottom: 36px;
            }
            h2 {
                font-size: 1.7rem;
            }
            .hero-section {
                min-height: auto;
                padding-bottom: 40px;
            }
            .btn {
                padding: 12px 22px;
                font-size: 0.9rem;
            }
        }

        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 18px 14px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .hero-cta-group {
                flex-direction: column;
                gap: 10px;
            }
            .hero-cta-group .btn {
                width: 100%;
                justify-content: center;
            }
            .cta-form {
                padding: 20px;
            }
            .trust-scroll-track {
                gap: 20px;
                animation-duration: 20s;
            }
            .trust-logo-item {
                width: 90px;
                height: 44px;
            }
            .pricing-table {
                min-width: 500px;
                font-size: 0.78rem;
            }
            .pricing-table .pt-cell {
                padding: 10px 12px;
                font-size: 0.78rem;
            }
        }