:root{--bg:#f4f6fa;--card:#fff;--ink:#1c2433;--muted:#6b7589;--line:#e2e6ee;--brand:#0b5ed7;--brand-ink:#fff;
--ok:#1e9e5a;--warn:#e98a15;--bad:#d63a3a;--side:#0f1b33}
@media (prefers-color-scheme:dark){:root{--bg:#0e1420;--card:#171f30;--ink:#e8ecf5;--muted:#93a0b8;--line:#2a3550;--brand:#4b8dff;--side:#0a1020}}
*{box-sizing:border-box}
body{margin:0;font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--brand);text-decoration:none}
.layout{display:flex;min-height:100vh}
.side{width:230px;background:var(--side);color:#cfd8ea;padding:18px 0;flex-shrink:0}
.side h2{margin:0 20px 16px;font-size:17px;color:#fff}
.side a{display:block;padding:9px 20px;color:#cfd8ea}
.side a.on,.side a:hover{background:rgba(255,255,255,.08);color:#fff}
.main{flex:1;padding:22px 26px;min-width:0}
.top{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;gap:12px;flex-wrap:wrap}
.top h1{margin:0;font-size:22px}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px;margin-bottom:18px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin-bottom:18px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px 16px}
.stat b{display:block;font-size:26px}
.stat span{color:var(--muted);font-size:13px}
.stat.ok b{color:var(--ok)}.stat.bad b{color:var(--bad)}.stat.warn b{color:var(--warn)}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.tablewrap{overflow-x:auto}
label{display:block;margin:10px 0;font-size:13px;color:var(--muted)}
input,select,textarea{display:block;width:100%;margin-top:4px;padding:9px 10px;border:1px solid var(--line);border-radius:7px;background:var(--card);color:var(--ink);font:inherit}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}
.btn{display:inline-block;background:var(--brand);color:var(--brand-ink);border:0;border-radius:7px;padding:9px 16px;font:inherit;cursor:pointer}
.btn.sec{background:transparent;color:var(--brand);border:1px solid var(--brand)}
.btn.danger{background:var(--bad)}
.btn.sm{padding:4px 10px;font-size:13px}
.alert{padding:10px 14px;border-radius:7px;margin-bottom:14px}
.alert.ok{background:rgba(30,158,90,.14);color:var(--ok)}
.alert.err{background:rgba(214,58,58,.14);color:var(--bad)}
.badge{display:inline-block;padding:2px 9px;border-radius:99px;font-size:12px;background:var(--line);color:var(--ink)}
.badge.active,.badge.up{background:rgba(30,158,90,.18);color:var(--ok)}
.badge.blocked,.badge.down,.badge.expired{background:rgba(214,58,58,.18);color:var(--bad)}
.badge.grace,.badge.slow,.badge.pending{background:rgba(233,138,21,.2);color:var(--warn)}
.muted{color:var(--muted)}
.auth{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:16px}
.auth-card{width:100%;max-width:420px}
.auth-card h1{margin:0 0 4px}
.inline{display:inline}
.actions{white-space:nowrap}
@media(max-width:760px){.layout{flex-direction:column}.side{width:100%;display:flex;overflow-x:auto;padding:8px 0}.side h2{display:none}.side a{white-space:nowrap}.row2{grid-template-columns:1fr}.main{padding:14px}}