:root{
  --bg:#0f1218; --panel:#171c26; --line:#273042; --text:#e6eaf2; --muted:#8b96a8;
  --accent:#4f8cff; --ok:#2fbf71; --err:#ef5350; --run:#e0a83a;
}
*{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(--text)}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.muted{color:var(--muted)}
.small{font-size:12.5px}
.err{color:var(--err)}
code{background:#0b0e14;padding:1px 5px;border-radius:4px;font-size:12.5px}

.topbar{display:flex;justify-content:space-between;align-items:center;
  padding:12px 20px;background:var(--panel);border-bottom:1px solid var(--line)}
.brand{font-weight:600}.brand .vps{color:var(--muted);font-weight:400}
nav a{margin-left:16px}

main{max-width:1050px;margin:24px auto;padding:0 20px}
h1{font-size:22px}h2{font-size:17px;margin-top:32px}h3{margin:0 0 10px}

.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;
  padding:16px;margin:14px 0}
details.card>summary{cursor:pointer;list-style:none}
details.card>summary::-webkit-details-marker{display:none}

table{width:100%;border-collapse:collapse;margin:8px 0}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--muted);font-weight:500;font-size:12.5px;text-transform:uppercase;letter-spacing:.03em}
tr.off{opacity:.5}

button,.btn{background:var(--accent);color:#fff;border:0;border-radius:7px;
  padding:8px 14px;cursor:pointer;font-size:14px;display:inline-block}
button:hover,.btn:hover{filter:brightness(1.1);text-decoration:none}
button.small,.btn.small{padding:4px 10px;font-size:12.5px}
button.danger{background:#3a2226;color:var(--err)}
button:disabled{opacity:.5;cursor:default}
input{background:#0b0e14;border:1px solid var(--line);color:var(--text);
  border-radius:6px;padding:7px 9px;font-size:14px}
input[type=checkbox]{width:16px;height:16px}

.badge{padding:2px 8px;border-radius:20px;font-size:12px;font-weight:600}
.badge.ok{background:rgba(47,191,113,.15);color:var(--ok)}
.badge.error{background:rgba(239,83,80,.15);color:var(--err)}
.badge.running{background:rgba(224,168,58,.15);color:var(--run)}

.alert{background:#1b2230;border:1px solid var(--line);border-radius:8px;padding:12px 14px;margin:12px 0}
.alert.error{border-color:var(--err);color:#ffb3b1}

/* auth */
body.center{display:flex;min-height:100vh;align-items:center;justify-content:center}
.card.auth{width:340px;display:flex;flex-direction:column;gap:12px}
.card.auth h1{font-size:20px;margin:0}
.card.auth label{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--muted)}
.card.auth input{font-size:15px}
.qr{margin-top:6px}.qr img{margin-top:8px;background:#fff;padding:6px;border-radius:8px}
form{margin:0}