:root{--blue-50:#eff6ff;--blue-100:#dbeafe;--blue-200:#bfdbfe;--blue-300:#93c5fd;--blue-400:#60a5fa;--blue-500:#3b82f6;--blue-600:#2563eb;--blue-700:#1d4ed8;--blue-800:#1e40af;--blue-900:#1e3a8a;--bg:#f8fafc;--fg:#0f172a;--muted:#475569;--card:#ffffff;--border:#e2e8f0;--focus: var(--blue-500)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,Helvetica,Arial;background:var(--bg);color:var(--fg)}a{color:var(--blue-700);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:1180px;margin:0 auto;padding:16px}.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px;box-shadow:0 8px 18px #2563eb0f}.row{display:flex;gap:16px;flex-wrap:wrap}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.h1{font-size:28px;font-weight:800;letter-spacing:.2px}.h2{font-size:22px;font-weight:700}.subtle{color:var(--muted)}.spacer{height:16px}.section{margin:20px 0}.badge{display:inline-block;padding:4px 10px;border-radius:999px;background:var(--blue-50);color:var(--blue-700);font-weight:600;font-size:12px}.input,.select{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:12px;background:#fff;outline:none;transition:box-shadow .15s,border-color .15s}.input:focus,.select:focus{border-color:var(--focus);box-shadow:0 0 0 4px #3b82f626}label{font-size:14px;font-weight:600;color:#0b1220;display:block;margin-bottom:8px}.btn{appearance:none;border:0;border-radius:12px;padding:12px 16px;font-weight:700;cursor:pointer;background:linear-gradient(135deg,var(--blue-600),var(--blue-500));color:#fff;box-shadow:0 10px 20px #2563eb40;transition:transform .06s ease,box-shadow .2s ease}.btn:hover{transform:translateY(-1px);box-shadow:0 12px 22px #2563eb52}.btn:active{transform:translateY(0) scale(.99)}.btn.outline{background:#fff;color:var(--blue-700);border:1px solid var(--blue-300);box-shadow:0 6px 14px #3b82f614}.home-link-btn{min-width:160px}.tabs{display:flex;gap:8px;border-bottom:1px solid var(--border);margin-bottom:12px;flex-wrap:wrap}.tab{padding:10px 14px;border-radius:10px 10px 0 0;background:var(--blue-50);color:var(--blue-800);font-weight:700;border:1px solid var(--blue-200);border-bottom:0}.tab[aria-selected=true]{background:#fff;color:var(--blue-900)}.header{background:linear-gradient(180deg,var(--blue-800),var(--blue-700));color:#fff;padding:14px 0;border-bottom:3px solid var(--blue-500)}.brand{font-size:20px;font-weight:800;letter-spacing:.2px}.tagline{font-size:14px;opacity:.95}.footer{background:#0b1020;color:#cbd5e1;padding:18px 0;margin-top:28px;border-top:3px solid var(--blue-700);font-size:14px}.footer .row{align-items:center;justify-content:space-between}.footer a{color:#cbd5e1}.footer .right{display:flex;gap:12px;align-items:center}img,svg,video,canvas{max-width:100%;height:auto}