:root{color-scheme:dark;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}body{margin:0;background:#06111f;color:#e6f1ff}a{color:#67e8f9}.shell{max-width:1120px;margin:0 auto;padding:32px 20px 64px}.card{background:#0f172adb;border:1px solid rgba(148,163,184,.24);border-radius:18px;padding:20px;box-shadow:0 20px 50px #0000003d}.grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}.grid,label{display:grid}label{gap:8px;font-weight:650}button,input,textarea{border-radius:12px;border:1px solid rgba(148,163,184,.35);padding:11px 12px;font:inherit}input,textarea{background:#0f172a;color:#e2e8f0}button{background:linear-gradient(135deg,#0891b2,#2563eb);color:#fff;border:0;cursor:pointer;font-weight:800}button:disabled{opacity:.5;cursor:not-allowed}pre{overflow:auto;background:#020617;padding:14px;border-radius:12px;border:1px solid rgba(148,163,184,.18)}.badge{display:inline-flex;border:1px solid rgba(103,232,249,.45);color:#67e8f9;border-radius:999px;padding:4px 10px;font-size:12px;text-transform:uppercase;letter-spacing:.06em}