:root{--bg:#f6f7f9;--panel:#ffffff;--text:#111827;--muted:#6b7280;--line:#e5e7eb;--primary:#1d4ed8;--danger:#b91c1c;--ok:#15803d;--warn:#b45309}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;font-size:15px}a{color:var(--primary)}h1{font-size:1.5rem;margin:0 0 16px}h2{font-size:1.15rem;margin:28px 0 12px}h3{font-size:1rem;margin:16px 0 8px}.page{max-width:640px;margin:48px auto;padding:0 20px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px;margin-bottom:16px}.muted{color:var(--muted)}.small{font-size:.85rem}.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:#fff;color:var(--text);border-radius:8px;padding:7px 14px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none}.btn:hover{background:#f3f4f6}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-primary:hover{background:#1e40af}.btn-danger{color:var(--danger);border-color:#fecaca}.btn-ok{color:var(--ok);border-color:#bbf7d0}input[type=email],input[type=number],input[type=password],input[type=text],select,textarea{font:inherit;padding:8px 10px;border:1px solid #d1d5db;border-radius:8px;width:100%;background:#fff}textarea{min-height:120px}label{display:block;font-weight:600;margin:12px 0 4px}label.inline{display:inline-flex;gap:8px;align-items:center;font-weight:500}.hint{font-weight:400;color:var(--muted);font-size:.85rem}.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.grid2{display:grid;grid-gap:0 16px;gap:0 16px;grid-template-columns:1fr}@media (min-width:720px){.grid2{grid-template-columns:1fr 1fr}}table{width:100%;border-collapse:collapse;background:var(--panel);font-size:.9rem}td,th{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:top}th{background:#f9fafb;font-weight:600;white-space:nowrap}td.num,th.num{text-align:right;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:10px}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:.75rem;font-weight:700;background:#eef2ff;color:#3730a3;white-space:nowrap}.badge.red{background:#fee2e2;color:#991b1b}.badge.green{background:#dcfce7;color:#166534}.badge.amber{background:#fef3c7;color:#92400e}.badge.grey{background:#f3f4f6;color:#374151}.alert{padding:12px 14px;border-radius:10px;margin-bottom:16px}.alert.red{background:#fee2e2;color:#7f1d1d}.alert.amber{background:#fef3c7;color:#78350f}.alert.green{background:#dcfce7;color:#14532d}.stats{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));grid-gap:10px;gap:10px}.stat{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:12px}.stat .k{font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}.stat .v{font-size:1.5rem;font-weight:700;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}pre{background:#0f172a;color:#e2e8f0;padding:12px;border-radius:8px;overflow-x:auto;font-size:.8rem;white-space:pre-wrap;word-break:break-word}code{background:#f3f4f6;padding:1px 5px;border-radius:4px;font-size:.9em}.records td{font-family:ui-monospace,Menlo,monospace;word-break:break-all}.admin{display:grid;grid-template-columns:1fr;min-height:100vh}.admin-nav{background:#0f172a;color:#e2e8f0;padding:12px 16px;display:flex;flex-wrap:wrap;gap:4px 14px;align-items:center}.admin-nav a{color:#cbd5e1;text-decoration:none;font-weight:600;padding:4px 0}.admin-nav a:hover{color:#fff}.admin-nav .title{color:#fff;font-weight:800;margin-right:12px}.admin-nav form{margin-left:auto}.admin-nav .btn{padding:4px 10px;background:transparent;color:#cbd5e1;border-color:#334155}.admin-main{padding:20px;max-width:1280px;width:100%;margin:0 auto}.status-bar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}iframe.preview{width:100%;height:720px;border:1px solid var(--line);border-radius:10px;background:#fff}