:root{--bg: #0b0f14;--card: #121820;--text: #e8eef6;--muted: #8b9bb3;--accent: #3d8bfd;--danger: #ff5c6c;--ok: #3ecf8e;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text)}#app{min-height:100vh;padding:1rem;padding-bottom:calc(1rem + env(safe-area-inset-bottom))}.card{background:var(--card);border-radius:12px;padding:1.25rem;max-width:420px;margin:2rem auto;box-shadow:0 8px 32px #00000059}h1{font-size:1.25rem;margin:0 0 .5rem}.muted{color:var(--muted);font-size:.875rem}label{display:block;font-size:.8rem;color:var(--muted);margin:.75rem 0 .25rem}input{width:100%;padding:.65rem .75rem;border-radius:8px;border:1px solid #2a3544;background:#0e1319;color:var(--text)}button{margin-top:1rem;width:100%;padding:.75rem;border:0;border-radius:8px;background:var(--accent);color:#fff;font-weight:600;cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}.err{color:var(--danger);font-size:.85rem;margin-top:.75rem}.shell{max-width:1100px;margin:0 auto}.shell-header{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1rem}.nav{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1rem}.nav button{width:auto;margin:0;padding:.5rem .85rem;background:#1a2330}.nav button.active{background:var(--accent)}.panel{background:var(--card);border-radius:12px;padding:1rem;min-height:200px}table{width:100%;border-collapse:collapse;font-size:.85rem}th,td{text-align:left;padding:.4rem .5rem;border-bottom:1px solid #1f2a38}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.75rem}.stat{background:#0e1319;border-radius:8px;padding:.75rem}.stat b{display:block;font-size:1.1rem}