:root{--color-bg: #ffffff;--color-bg-alt: #f8fafc;--color-bg-dark: #0f172a;--color-surface: #f1f5f9;--color-border: #e2e8f0;--color-text-primary: #0f172a;--color-text-secondary: #475569;--color-text-tertiary: #94a3b8;--color-brand: #3b82f6;--color-brand-light: #60a5fa;--color-brand-dark: #2563eb;--color-accent: #06b6d4;--color-accent-light: #22d3ee;--color-success: #10b981;--color-purple: #8b5cf6;--gradient-primary: linear-gradient(135deg, #3b82f6 0%, #06b6d4 100%);--gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #06b6d4 100%);--shadow-sm: 0 1px 2px rgba(15, 23, 42, .05);--shadow-md: 0 4px 6px rgba(15, 23, 42, .1);--shadow-lg: 0 10px 15px rgba(15, 23, 42, .1);--shadow-xl: 0 20px 25px rgba(15, 23, 42, .15);--shadow-brand: 0 10px 30px rgba(59, 130, 246, .25);--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--space-24: 6rem;--space-32: 8rem;--radius-sm: .5rem;--radius-md: .75rem;--radius-lg: 1rem;--radius-xl: 1.5rem;--radius-full: 9999px;--transition: .3s cubic-bezier(.4, 0, .2, 1);--container-max: 1280px}*{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;scroll-behavior:smooth}body{font-family:Inter,system-ui,-apple-system,sans-serif;color:#0f172a;margin:0}h1,h2,h3,h4,h5,h6{font-family:Plus Jakarta Sans,sans-serif;font-weight:700;color:#0f172a}h1{font-size:clamp(34px,5vw,52px);line-height:1.15;margin-bottom:24px}h2{font-size:clamp(26px,4vw,38px);line-height:1.2;margin-bottom:20px}h3{font-size:22px;line-height:1.3;margin-bottom:16px}h4{font-size:1.25rem;font-weight:600;margin-bottom:var(--space-3)}p{font-size:16px;line-height:1.7;color:#475569}a{color:var(--color-brand);text-decoration:none;transition:color var(--transition)}a:hover{color:var(--color-brand-dark)}.container{width:100%;max-width:var(--container-max);margin:0 auto;padding:0 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var(--transition)}.btn-secondary:hover{border-color:var(--color-brand);color:var(--color-brand);background:var(--color-surface)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 24px;font-size:16px;font-weight:600;border-radius:8px;border:none;cursor:pointer;transition:all var(--transition);text-decoration:none}.contact-form{background:#fff;border:1.5px solid #e2e8f0;border-radius:12px;padding:32px;box-shadow:0 4px 6px #0f172a1a}.form-group{margin-bottom:24px}.form-group label{display:block;font-size:14px;font-weight:600;color:#0f172a;margin-bottom:8px}.form-group input,.form-group textarea,.form-group select{width:100%;padding:12px 16px;font-size:16px;font-family:inherit;color:#0f172a;background:#fff;border:1.5px solid #e2e8f0;border-radius:8px;transition:all var(--transition)}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:#2563eb;box-shadow:0 0 0 3px #2563eb1a}.form-group 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span{font-size:.9375rem;color:var(--color-text-secondary)}footer{background:#0b1220;color:#cbd5e1;padding:80px 24px 32px}.footer-container{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px}footer h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:12px}footer p,footer a{font-size:14px;color:#94a3b8;line-height:1.6;text-decoration:none}footer a:hover{color:#38bdf8}.footer-container{margin-bottom:0}.footer-column{display:flex;flex-direction:column}.footer-logo{font-family:Plus Jakarta Sans,sans-serif;font-size:18px;font-weight:600;color:#fff;margin-bottom:12px}.footer-logo span{color:#38bdf8}.footer-description{margin-bottom:0}.footer-nav{display:flex;flex-direction:column;gap:12px}.footer-bottom{border-top:1px solid #1e293b;margin-top:48px;padding-top:24px;font-size:13px;text-align:center;max-width:1200px;margin-left:auto;margin-right:auto}.footer-bottom p{margin-bottom:8px}.footer-bottom code{font-family:ui-monospace,monospace;font-size:.875em;padding:.125em .375em;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:4px}[data-animate=fade-up],[data-animate=fade-in]{opacity:0;transform:translateY(30px);transition:opacity .6s cubic-bezier(.2,0,0,1),transform .6s cubic-bezier(.2,0,0,1)}[data-animate=fade-up].is-visible,[data-animate=fade-in].is-visible{opacity:1;transform:translateY(0)}@media (max-width: 1024px){.hero-content,.architecture-content,.sms-content{grid-template-columns:1fr;gap:var(--space-16)}.hero{padding:var(--space-24) 0}.platform-diagram{max-width:400px}}@media (max-width: 768px){.header-container{padding:12px 16px}.main-nav{gap:16px;font-size:13px}.logo{font-size:16px}.page-container{padding:64px 16px}.services-grid,.card-grid,.features-grid{grid-template-columns:1fr;gap:24px}.about-hero-grid{grid-template-columns:1fr;gap:32px}.about-metrics{grid-template-columns:1fr}.hero{padding:var(--space-20) 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