:root{--bg:#f6fbf9;--card:#fff;--text:#0f172a;--muted:#475569;--primary:#0ea5a4;--primary-dark:#0b7f7e;--accent:#1d4ed8;--border:#e2e8f0;--danger:#dc2626;--success:#16a34a;--radius:14px;--shadow:0 10px 30px #02061714}*{box-sizing:border-box}html,body{background:radial-gradient(1200px 600px at 20% -10%,#0ea5a41f,transparent 60%),radial-gradient(900px 600px at 90% 0%,#1d4ed81a,transparent 55%),var(--bg);color:var(--text);margin:0;padding:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,Apple Color Emoji,Segoe UI Emoji}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:980px;margin:0 auto;padding:24px}.shell{flex-direction:column;min-height:100vh;display:flex}.header{z-index:20;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);background:#f6fbf9bf;position:sticky;top:0}.header-inner{justify-content:space-between;align-items:center;gap:12px;max-width:980px;margin:0 auto;padding:14px 24px;display:flex}.brand{letter-spacing:-.02em;align-items:center;gap:10px;font-weight:800;display:flex}.logo{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;border-radius:10px;place-items:center;width:34px;height:34px;font-weight:900;display:grid}.nav{color:var(--muted);flex-wrap:wrap;align-items:center;gap:14px;font-size:14px;display:flex}.pill{border:1px solid var(--border);background:#fffc;border-radius:999px;align-items:center;gap:8px;padding:7px 12px;display:inline-flex}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.card-pad{padding:20px}h1,h2,h3{letter-spacing:-.02em;margin:0 0 10px}h2{font-size:22px}.subtle{color:var(--muted);font-size:14px;line-height:1.4}.grid{gap:14px;display:grid}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}@media (max-width:780px){.grid-2{grid-template-columns:1fr}.header-inner{padding:12px 16px}.container{padding:16px}}.field label{color:var(--muted);margin-bottom:6px;font-size:13px;display:block}.input,.select,.textarea{border:1px solid var(--border);width:100%;color:var(--text);background:#fff;border-radius:12px;outline:none;padding:11px 12px}.textarea{resize:vertical}.input:focus,.select:focus,.textarea:focus{border-color:#0ea5a4b3;box-shadow:0 0 0 4px #0ea5a426}.btn{cursor:pointer;border:0;border-radius:12px;padding:11px 14px;font-weight:700}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff}.btn-primary:hover{filter:brightness(.98)}.btn-ghost{border:1px solid var(--border);color:var(--text);background:0 0}.btn-ghost:hover{background:#02061708}.alert{border:1px solid var(--border);background:#ffffffe6;border-radius:12px;margin-top:12px;padding:10px 12px}.alert.error{background:#dc26260f;border-color:#dc262659}.alert.success{background:#16a34a0f;border-color:#16a34a59}.section-title{align-items:center;gap:10px;margin-top:18px;font-size:15px;font-weight:800;display:flex}.section-dot{background:var(--primary);border-radius:999px;width:10px;height:10px}.checkline{color:var(--text);align-items:center;gap:10px;margin:8px 0;display:flex}