/* ============================================ */
        /*  CSS Variables & Reset                       */
        /* ============================================ */
        :root {
            --red-50: #fef2f2;
            --red-100: #fee2e2;
            --red-200: #fecaca;
            --red-300: #fca5a5;
            --red-400: #f87171;
            --red-500: #ef4444;
            --red-600: #dc2626;
            --red-700: #b91c1c;
            --red-800: #991b1b;
            --red-900: #7f1d1d;
            --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;
            --gray-950: #030712;
        }

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

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

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            background: var(--white);
            color: var(--gray-900);
            overflow-x: hidden;
            line-height: 1.6;
        }

        /* ============================================ */
        /*  Animations                                  */
        /* ============================================ */
        @keyframes fadeInUp {
            from { opacity: 0; transform: translateY(40px); }
            to { opacity: 1; transform: translateY(0); }
        }

        @keyframes fadeInDown {
            from { opacity: 0; transform: translateY(-20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        @keyframes scaleIn {
            from { opacity: 0; transform: scale(0.8); }
            to { opacity: 1; transform: scale(1); }
        }

        @keyframes float {
            0%, 100% { transform: translateY(0px) rotate(0deg); }
            33% { transform: translateY(-10px) rotate(1deg); }
            66% { transform: translateY(5px) rotate(-1deg); }
        }

        @keyframes pulse-glow {
            0%, 100% { box-shadow: 0 0 20px rgba(239, 68, 68, 0.15); }
            50% { box-shadow: 0 0 40px rgba(239, 68, 68, 0.3); }
        }

        @keyframes gradient-shift {
            0% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
            100% { background-position: 0% 50%; }
        }

        @keyframes ping {
            75%, 100% { transform: scale(2); opacity: 0; }
        }

        @keyframes spin-slow {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }

        @keyframes counter {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        @keyframes blob {
            0%, 100% { border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%; }
            25% { border-radius: 30% 60% 70% 40% / 50% 60% 30% 60%; }
            50% { border-radius: 50% 60% 30% 60% / 30% 60% 70% 40%; }
            75% { border-radius: 60% 40% 60% 30% / 60% 40% 30% 60%; }
        }

        .animate-fade-in-up { animation: fadeInUp 0.8s ease-out forwards; }
        .animate-fade-in-down { animation: fadeInDown 0.6s ease-out forwards; }
        .animate-scale-in { animation: scaleIn 0.8s ease-out forwards; }
        .delay-100 { animation-delay: 0.1s; }
        .delay-200 { animation-delay: 0.2s; }
        .delay-300 { animation-delay: 0.3s; }
        .delay-400 { animation-delay: 0.4s; }
        .delay-500 { animation-delay: 0.5s; }
        .opacity-0 { opacity: 0; }

        /* ============================================ */
        /*  Header / Navbar                             */
        /* ============================================ */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
            transition: all 0.3s ease;
        }

        .header.scrolled {
            background: rgba(255, 255, 255, 0.95);
            box-shadow: 0 1px 20px rgba(0, 0, 0, 0.06);
        }

        .header-inner {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            height: 64px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 3px;
            font-size: 1.5rem;
            font-weight: 800;
            text-decoration: none;
            letter-spacing: -0.03em;
        }

        .logo-ultr { color: var(--gray-900); }

        .logo-ai {
            background: linear-gradient(135deg, var(--red-500), var(--red-600));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav a {
            padding: 8px 16px;
            border-radius: 10px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--gray-500);
            text-decoration: none;
            transition: all 0.2s ease;
        }

        .nav a:hover {
            color: var(--gray-900);
            background: var(--gray-50);
        }

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

        .btn-login {
            padding: 8px 16px;
            border-radius: 10px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--gray-600);
            text-decoration: none;
            transition: all 0.2s ease;
        }

        .btn-login:hover {
            color: var(--gray-900);
            background: var(--gray-50);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: 12px;
            font-size: 0.875rem;
            font-weight: 600;
            color: white;
            background: linear-gradient(135deg, var(--red-500), var(--red-600));
            text-decoration: none;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 2px 12px rgba(239, 68, 68, 0.25);
            position: relative;
            overflow: hidden;
        }

        .btn-primary::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
            transition: left 0.5s ease;
        }

        .btn-primary:hover::before { left: 100%; }

        .btn-primary:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 20px rgba(239, 68, 68, 0.35);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: 12px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--gray-700);
            background: transparent;
            text-decoration: none;
            border: 1.5px solid var(--gray-200);
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .btn-secondary:hover {
            border-color: var(--gray-300);
            background: var(--gray-50);
            transform: translateY(-1px);
        }

        .btn-arrow { transition: transform 0.3s ease; }
        .btn-primary:hover .btn-arrow { transform: translateX(3px); }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            border-radius: 8px;
            color: var(--gray-700);
        }

        .mobile-toggle:hover { background: var(--gray-50); }

        /* ============================================ */
        /*  Hero Section                                */
        /* ============================================ */
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            overflow: hidden;
            padding-top: 64px;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: -1;
            overflow: hidden;
        }

        .hero-bg .blob-1 {
            position: absolute;
            top: 10%;
            right: 15%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(239, 68, 68, 0.08) 0%, transparent 70%);
            filter: blur(80px);
            animation: blob 15s ease-in-out infinite;
        }

        .hero-bg .blob-2 {
            position: absolute;
            bottom: 15%;
            left: 5%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(239, 68, 68, 0.05) 0%, transparent 70%);
            filter: blur(100px);
            animation: blob 20s ease-in-out infinite reverse;
        }

        .hero-bg .blob-3 {
            position: absolute;
            top: 40%;
            left: 40%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(251, 146, 60, 0.04) 0%, transparent 70%);
            filter: blur(80px);
            animation: blob 18s ease-in-out infinite 2s;
        }

        .hero-grid {
            position: absolute;
            inset: 0;
            opacity: 0.03;
            background-image: 
                linear-gradient(var(--gray-900) 1px, transparent 1px),
                linear-gradient(90deg, var(--gray-900) 1px, transparent 1px);
            background-size: 72px 72px;
        }

        .hero-inner {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 64px;
        }

        .hero-content { max-width: 640px; }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 6px 16px;
            border-radius: 100px;
            border: 1px solid rgba(239, 68, 68, 0.15);
            background: rgba(239, 68, 68, 0.04);
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--red-600);
            backdrop-filter: blur(10px);
            margin-bottom: 28px;
        }

        .hero-badge .dot {
            position: relative;
            width: 8px;
            height: 8px;
        }

        .hero-badge .dot::before {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: 50%;
            background: var(--red-500);
            animation: ping 1.5s cubic-bezier(0, 0, 0.2, 1) infinite;
        }

        .hero-badge .dot::after {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: 50%;
            background: var(--red-500);
        }

        .hero-title {
            font-size: clamp(2.5rem, 6vw, 4.5rem);
            font-weight: 800;
            line-height: 1.05;
            letter-spacing: -0.03em;
            color: var(--gray-900);
            margin-bottom: 24px;
        }

        .hero-title .highlight {
            background: linear-gradient(135deg, var(--red-500), var(--red-600), var(--red-500));
            background-size: 200% 200%;
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            animation: gradient-shift 4s ease infinite;
        }

        .hero-desc {
            font-size: 1.2rem;
            line-height: 1.7;
            color: var(--gray-500);
            max-width: 520px;
            margin-bottom: 40px;
        }

        .hero-buttons {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .hero-buttons .btn-primary,
        .hero-buttons .btn-secondary {
            height: 52px;
            padding: 0 32px;
            font-size: 0.95rem;
            border-radius: 14px;
        }

        /* Hero Visual */
        .hero-visual {
            flex-shrink: 0;
            position: relative;
        }

        .hero-logo-container {
            position: relative;
            width: 280px;
            height: 280px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hero-logo-glow {
            position: absolute;
            inset: -40px;
            background: radial-gradient(circle, rgba(239, 68, 68, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            filter: blur(40px);
            animation: pulse-glow 4s ease-in-out infinite;
        }

        .hero-logo-ring {
            position: absolute;
            inset: -20px;
            border: 1px solid rgba(239, 68, 68, 0.1);
            border-radius: 50%;
            animation: spin-slow 30s linear infinite;
        }

        .hero-logo-ring::before {
            content: '';
            position: absolute;
            top: -4px;
            left: 50%;
            width: 8px;
            height: 8px;
            background: var(--red-500);
            border-radius: 50%;
            box-shadow: 0 0 12px rgba(239, 68, 68, 0.5);
        }

        .hero-logo-ring-2 {
            position: absolute;
            inset: -50px;
            border: 1px dashed rgba(239, 68, 68, 0.06);
            border-radius: 50%;
            animation: spin-slow 50s linear infinite reverse;
        }

        .hero-logo-main {
            position: relative;
            width: 180px;
            height: 180px;
            background: linear-gradient(135deg, var(--white), var(--red-50));
            border-radius: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 20px 60px rgba(239, 68, 68, 0.1), 0 0 0 1px rgba(239, 68, 68, 0.08);
            animation: float 6s ease-in-out infinite;
        }

        .hero-logo-text {
            font-size: 3rem;
            font-weight: 900;
            letter-spacing: -0.04em;
        }

        .hero-logo-text .ultr { color: var(--gray-900); }

        .hero-logo-text .ai {
            background: linear-gradient(135deg, var(--red-500), var(--red-600));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        /* ============================================ */
        /*  Stats Section                               */
        /* ============================================ */
        .stats {
            border-top: 1px solid var(--gray-100);
            background: linear-gradient(180deg, var(--gray-50), var(--white));
        }

        .stats-inner {
            max-width: 1280px;
            margin: 0 auto;
            padding: 48px 24px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }

        .stat-item {
            text-align: center;
            position: relative;
        }

        .stat-item:not(:first-child)::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 1px;
            height: 40px;
            background: var(--gray-200);
        }

        .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--gray-900);
            letter-spacing: -0.02em;
        }

        .stat-number .red { color: var(--red-500); }

        .stat-label {
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--gray-400);
            margin-top: 4px;
        }

        /* ============================================ */
        /*  Services Section                            */
        /* ============================================ */
        .services {
            padding: 120px 0;
            position: relative;
        }

        .services-inner {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section-header {
            text-align: center;
            margin-bottom: 64px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border-radius: 100px;
            background: var(--red-50);
            color: var(--red-600);
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 20px;
        }

        .section-title {
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 800;
            color: var(--gray-900);
            letter-spacing: -0.03em;
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 1.1rem;
            color: var(--gray-500);
            max-width: 560px;
            margin: 0 auto;
        }

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

        .service-card {
            position: relative;
            padding: 40px 32px;
            border-radius: 20px;
            border: 1px solid var(--gray-100);
            background: var(--white);
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            overflow: hidden;
            text-decoration: none;
            color: inherit;
            display: block;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--red-500), var(--red-400));
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .service-card:hover {
            transform: translateY(-4px);
            border-color: rgba(239, 68, 68, 0.15);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.06), 0 0 0 1px rgba(239, 68, 68, 0.08);
        }

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

        .service-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 24px;
        }

        .service-icon.smm {
            background: linear-gradient(135deg, var(--red-50), var(--red-100));
            color: var(--red-600);
        }

        .service-icon.ppob {
            background: linear-gradient(135deg, #fef3c7, #fde68a);
            color: #d97706;
        }

        .service-icon.digital {
            background: linear-gradient(135deg, #ede9fe, #ddd6fe);
            color: #7c3aed;
        }

        .service-title {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--gray-900);
            margin-bottom: 12px;
        }

        .service-desc {
            font-size: 0.95rem;
            color: var(--gray-500);
            line-height: 1.7;
            margin-bottom: 24px;
        }

        .service-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--red-500);
            transition: gap 0.3s ease;
        }

        .service-card:hover .service-link { gap: 10px; }

        /* ============================================ */
        /*  Features Section                            */
        /* ============================================ */
        .features {
            padding: 120px 0;
            background: linear-gradient(180deg, var(--gray-50), var(--white));
        }

        .features-inner {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .feature-card {
            padding: 36px;
            border-radius: 20px;
            border: 1px solid var(--gray-100);
            background: var(--white);
            transition: all 0.3s ease;
        }

        .feature-card:hover {
            border-color: var(--gray-200);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.04);
        }

        .feature-icon-small {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: var(--red-50);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            font-size: 1.2rem;
        }

        .feature-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--gray-900);
            margin-bottom: 8px;
        }

        .feature-desc {
            font-size: 0.9rem;
            color: var(--gray-500);
            line-height: 1.7;
        }

        /* ============================================ */
        /*  AI Section                                  */
        /* ============================================ */
        .ai-section {
            padding: 120px 0;
            overflow: hidden;
        }

        .ai-section-inner {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .ai-card {
            position: relative;
            padding: 64px;
            border-radius: 28px;
            background: linear-gradient(135deg, var(--gray-900), var(--gray-950));
            overflow: hidden;
        }

        .ai-card-bg {
            position: absolute;
            inset: 0;
            overflow: hidden;
        }

        .ai-card-bg .glow-1 {
            position: absolute;
            top: -20%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(239, 68, 68, 0.15) 0%, transparent 70%);
            filter: blur(80px);
        }

        .ai-card-bg .glow-2 {
            position: absolute;
            bottom: -20%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(239, 68, 68, 0.08) 0%, transparent 70%);
            filter: blur(60px);
        }

        .ai-card-content {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            gap: 64px;
        }

        .ai-text { flex: 1; }

        .ai-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 14px;
            border-radius: 100px;
            background: rgba(239, 68, 68, 0.15);
            color: var(--red-400);
            font-size: 0.75rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: 24px;
        }

        .ai-title {
            font-size: clamp(1.8rem, 3.5vw, 2.5rem);
            font-weight: 800;
            color: var(--white);
            letter-spacing: -0.03em;
            margin-bottom: 16px;
            line-height: 1.2;
        }

        .ai-desc {
            font-size: 1.05rem;
            color: var(--gray-400);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 480px;
        }

        .ai-stats {
            display: flex;
            gap: 40px;
        }

        .ai-stat-number {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--white);
        }

        .ai-stat-label {
            font-size: 0.8rem;
            color: var(--gray-500);
            margin-top: 2px;
        }

        .ai-visual { flex-shrink: 0; }

        .ai-terminal {
            width: 380px;
            background: rgba(0, 0, 0, 0.4);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 16px;
            overflow: hidden;
            backdrop-filter: blur(20px);
        }

        .ai-terminal-header {
            padding: 14px 18px;
            display: flex;
            align-items: center;
            gap: 8px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .terminal-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
        }

        .terminal-dot.red { background: #ef4444; }
        .terminal-dot.yellow { background: #eab308; }
        .terminal-dot.green { background: #22c55e; }

        .ai-terminal-body {
            padding: 20px;
            font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
            font-size: 0.8rem;
            line-height: 1.8;
        }

        .terminal-line { color: var(--gray-400); }
        .terminal-line .cmd { color: var(--red-400); }
        .terminal-line .str { color: #4ade80; }
        .terminal-line .key { color: #60a5fa; }
        .terminal-line .comment { color: var(--gray-600); }

        /* ============================================ */
        /*  CTA Section                                 */
        /* ============================================ */
        .cta {
            padding: 120px 0;
            text-align: center;
        }

        .cta-inner {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .cta-title {
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 800;
            color: var(--gray-900);
            letter-spacing: -0.03em;
            margin-bottom: 16px;
        }

        .cta-desc {
            font-size: 1.1rem;
            color: var(--gray-500);
            max-width: 480px;
            margin: 0 auto 40px;
        }

        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .cta-buttons .btn-primary,
        .cta-buttons .btn-secondary {
            height: 52px;
            padding: 0 32px;
            font-size: 0.95rem;
            border-radius: 14px;
        }

        /* ============================================ */
        /*  Footer                                      */
        /* ============================================ */
        .footer {
            border-top: 1px solid var(--gray-100);
            background: var(--gray-50);
        }

        .footer-inner {
            max-width: 1280px;
            margin: 0 auto;
            padding: 64px 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
        }

        .footer-brand .logo { margin-bottom: 16px; }

        .footer-brand p {
            font-size: 0.875rem;
            color: var(--gray-500);
            line-height: 1.7;
            max-width: 300px;
        }

        .footer-social {
            display: flex;
            gap: 8px;
            margin-top: 20px;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            border: 1px solid var(--gray-200);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gray-400);
            text-decoration: none;
            transition: all 0.2s ease;
        }

        .footer-social a:hover {
            color: var(--red-500);
            border-color: var(--red-200);
            background: var(--red-50);
        }

        .footer-col h4 {
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--gray-900);
            margin-bottom: 16px;
        }

        .footer-col ul { list-style: none; }
        .footer-col li { margin-bottom: 10px; }

        .footer-col a {
            font-size: 0.875rem;
            color: var(--gray-500);
            text-decoration: none;
            transition: color 0.2s ease;
        }

        .footer-col a:hover { color: var(--gray-900); }

        .footer-bottom {
            max-width: 1280px;
            margin: 0 auto;
            padding: 20px 24px;
            border-top: 1px solid var(--gray-100);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .footer-bottom p {
            font-size: 0.8rem;
            color: var(--gray-400);
        }

        /* ============================================ */
        /*  Scroll Reveal                               */
        /* ============================================ */
        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ============================================ */
        /*  Responsive                                  */
        /* ============================================ */
        @media (max-width: 1024px) {
            .hero-visual { display: none; }
            .hero-inner { justify-content: center; }
            .hero-content { text-align: center; max-width: 100%; }
            .hero-desc { margin-left: auto; margin-right: auto; }
            .hero-buttons { justify-content: center; }
            .services-grid { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }
            .features-grid { grid-template-columns: 1fr; }
            .ai-card { padding: 40px; }
            .ai-card-content { flex-direction: column; }
            .ai-terminal { width: 100%; max-width: 400px; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
        }

        @media (max-width: 768px) {
            .nav, .btn-login { display: none; }
            .mobile-toggle { display: flex; }
            .stats-inner { grid-template-columns: repeat(2, 1fr); gap: 24px; }
            .stat-item:nth-child(3)::before { display: none; }
            .ai-card { padding: 32px; }
            .ai-stats { gap: 24px; flex-wrap: wrap; }
            .footer-grid { grid-template-columns: 1fr; }
            .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
        }