:root{--bg:#f5f5f6;--card:#fff;--text:#1f2328;--muted:#6b7280;--line:#e3e4e8;--err:#b42318;--warn:#a15c07;--ok:#2f7d32;--accent:#2f5fb3}
@media (prefers-color-scheme:dark){:root{--bg:#15171a;--card:#1d2024;--text:#e6e7e9;--muted:#9aa0a6;--line:#2c3036;--err:#ff7a6e;--warn:#f0b35a;--ok:#7ccf80;--accent:#82a8ff}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.45 system-ui,-apple-system,"Segoe UI",sans-serif}
header{display:flex;gap:12px;align-items:center;padding:10px 16px;border-bottom:1px solid var(--line);background:var(--card)}header #logout{margin-left:auto}
main{max-width:1400px;margin:0 auto;padding:16px}.card{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:12px 14px;margin-bottom:14px;overflow:auto}
h1{font-size:18px;margin:0 0 8px}h2{font-size:15px;margin:0 0 8px}.muted{color:var(--muted)}.error{color:var(--err)}code{font-family:ui-monospace,Menlo,monospace}
input,select,button{font:inherit;color:inherit;background:var(--card);border:1px solid var(--line);border-radius:4px;padding:5px 8px}button{cursor:pointer}button:hover{border-color:var(--accent)}
#login{max-width:520px;margin:40px auto}#login input{width:100%;margin:8px 0}
nav{display:flex;gap:6px;margin-bottom:12px}nav button.active{border-color:var(--accent);color:var(--accent)}
.toolbar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:12px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:14px}
table{border-collapse:collapse;width:100%}td,th{border-bottom:1px solid var(--line);padding:4px 6px;text-align:left;vertical-align:top}th{color:var(--muted);font-weight:500}
table.log td{font-family:ui-monospace,Menlo,monospace;font-size:12px;white-space:pre-wrap;word-break:break-word}
.lvl-error,.lvl-fatal,.bad{color:var(--err)}.lvl-warn,.slow{color:var(--warn)}.good{color:var(--ok)}
.problem{padding:6px 10px;border-left:4px solid var(--warn);background:var(--card);margin-bottom:6px}.problem.critical{border-color:var(--err)}
pre{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:12px;white-space:pre-wrap;word-break:break-word;font-size:12px}
@media (max-width:640px){main{padding:10px}.toolbar input{flex:1 1 140px}}