:root{--bg:#fff;--bg-soft:#f8fafc;--bg-muted:#f1f5f9;--text:#0f172a;--text-secondary:#475569;--muted:#64748b;--line:#e2e8f0;--primary:#0f172a;--primary-hover:#1e293b;--accent:#3b82f6;--accent-light:#dbeafe;--success:#10b981;--success-light:#d1fae5;--warning:#f59e0b;--warning-light:#fef3c7;--shadow-sm:0 1px 2px #0f172a0d;--shadow:0 4px 6px -1px #0f172a1a,0 2px 4px -2px #0f172a1a;--shadow-lg:0 10px 30px #0f172a14;--shadow-xl:0 20px 40px #0f172a1f;--radius:12px;--radius-lg:16px;--radius-xl:24px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;padding:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto}.container{max-width:1200px;margin:0 auto;padding:0 24px}.section{padding:80px 0}.section-alt{background:var(--bg-soft)}.heading-xl{letter-spacing:-.02em;font-size:clamp(2.5rem,5vw,3.5rem);font-weight:700;line-height:1.1}.heading-lg{letter-spacing:-.02em;font-size:clamp(1.75rem,3vw,2.25rem);font-weight:700;line-height:1.2}.heading-md{letter-spacing:-.01em;font-size:1.25rem;font-weight:600}.text-lg{font-size:1.125rem;line-height:1.7}.text-muted{color:var(--muted)}.text-center{text-align:center}.btn{border-radius:var(--radius);cursor:pointer;border:none;justify-content:center;align-items:center;gap:8px;padding:14px 28px;font-size:15px;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover);box-shadow:var(--shadow-lg);transform:translateY(-1px)}.btn-secondary{color:var(--text);border:1px solid var(--line);background:#fff}.btn-secondary:hover{background:var(--bg-soft);border-color:var(--muted)}.btn-large{border-radius:var(--radius-lg);padding:16px 32px;font-size:16px}.card{border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);background:#fff;padding:24px;transition:all .2s}.card:hover{box-shadow:var(--shadow-lg)}.label{color:var(--text);margin-bottom:6px;font-size:13px;font-weight:600;display:block}.input,.select,.textarea{border:1px solid var(--line);border-radius:var(--radius);width:100%;color:var(--text);background:#fff;outline:none;padding:12px 14px;font-size:14px;transition:all .2s}.input:focus,.select:focus,.textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-light)}.textarea{resize:vertical;min-height:120px;line-height:1.6}.grid-2{grid-template-columns:repeat(2,1fr);gap:24px;display:grid}.grid-3{grid-template-columns:repeat(3,1fr);gap:24px;display:grid}.grid-4{grid-template-columns:repeat(4,1fr);gap:24px;display:grid}@media (max-width:900px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-in{animation:.5s forwards fadeIn}