:root{--bg: #f4f6f8;--card: #ffffff;--text: #0f172a;--muted: #64748b;--border: rgba(15, 23, 42, .12);--primary: #163a5f;--danger: #b91c1c;--ok: #166534}*{box-sizing:border-box}html,body{margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}.layout{min-height:100vh;display:flex;flex-direction:column}.topbar{background:var(--card);border-bottom:1px solid var(--border);padding:14px 18px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand-title{font-weight:800}.brand-subtitle{color:var(--muted);font-size:12px;margin-top:2px}.nav{display:flex;gap:12px}.navlink{color:var(--text);text-decoration:none;padding:8px 10px;border-radius:10px}.navlink:hover{background:#163a5f14}.content{padding:18px;max-width:1100px;width:100%;margin:0 auto}.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px;box-shadow:0 1px 8px #0000000a}.muted{color:var(--muted)}.hr{border:none;border-top:1px solid var(--border);margin:16px 0}.center{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:18px;flex-direction:column;gap:10px}.spinner{width:28px;height:28px;border:3px solid rgba(0,0,0,.12);border-top-color:var(--primary);border-radius:999px;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.form{display:flex;flex-direction:column;gap:10px;margin-top:10px}.label{font-size:12px;color:var(--muted);margin-top:6px}.input{width:100%;padding:10px 12px;border-radius:12px;border:1px solid var(--border);background:#fff;outline:none}.input:focus{border-color:#163a5f73}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;background:var(--primary);color:#fff;padding:10px 12px;border-radius:12px;cursor:pointer;font-weight:700}.btn.secondary{background:#fff;color:var(--text);border-color:var(--border)}.btn.small{padding:7px 10px;border-radius:10px;font-size:12px}.error{background:#b91c1c14;border:1px solid rgba(185,28,28,.25);color:var(--danger);padding:10px 12px;border-radius:12px;margin-top:10px}.success{background:#16653414;border:1px solid rgba(22,101,52,.25);color:var(--ok);padding:10px 12px;border-radius:12px;margin-top:10px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}@media(max-width:820px){.grid2{grid-template-columns:1fr}}.table{margin-top:8px;border:1px solid var(--border);border-radius:12px;overflow:hidden}.thead,.trow{display:grid;grid-template-columns:120px 1fr 90px 110px 120px;gap:10px;padding:10px 12px;align-items:center}.thead{background:#0f172a0a;font-weight:800;font-size:12px;color:var(--muted)}.trow{border-top:1px solid var(--border)}.pill{display:inline-block;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:800}.pill.ok{background:#1665341f;color:var(--ok)}.pill.off{background:#64748b24;color:var(--muted)}