:root { --bg:#f6f7f9; --card:#fff; --ink:#1d2330; --mute:#6b7280; --line:#e3e6eb;
        --crit:#d23c3c; --warn:#e08a00; --ok:#1f9d55; --err:#7c5cc4; --acc:#2563eb; }
* { box-sizing:border-box }
body { margin:0; font:14px/1.45 system-ui, sans-serif; background:var(--bg); color:var(--ink) }
header { background:#1d2330; color:#fff; padding:0 16px; display:flex; gap:4px; align-items:center; flex-wrap:wrap }
header b { margin-right:16px; padding:12px 0 }
header a { color:#cfd6e4; text-decoration:none; padding:12px 10px; border-bottom:3px solid transparent }
header a.on { color:#fff; border-color:#60a5fa }
header .user { margin-left:auto; color:#9aa4b8; font-size:12px }
main { max-width:1100px; margin:0 auto; padding:16px }
h1 { font-size:20px; margin:4px 0 12px } h2 { font-size:16px; margin:20px 0 8px }
.card { background:var(--card); border:1px solid var(--line); border-radius:8px; padding:12px 14px; margin-bottom:12px }
.grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(200px,1fr)); gap:12px }
table { width:100%; border-collapse:collapse; background:var(--card) }
th, td { text-align:left; padding:6px 8px; border-bottom:1px solid var(--line); vertical-align:top }
th { font-size:12px; color:var(--mute); font-weight:600 }
.tw { overflow-x:auto; border:1px solid var(--line); border-radius:8px }
.pill { display:inline-block; padding:1px 8px; border-radius:10px; font-size:12px; font-weight:600; color:#fff }
.ok{background:var(--ok)} .crit{background:var(--crit)} .warn{background:var(--warn)} .err{background:var(--err)} .mute{background:#9ca3af}
.num { font-variant-numeric:tabular-nums; text-align:right }
.muted { color:var(--mute); font-size:12px }
.big { font-size:22px; font-weight:700 }
.up { color:var(--ok) } .down { color:var(--crit) }
a { color:var(--acc) }
button, .btn { font:inherit; padding:5px 12px; border:1px solid var(--line); background:#fff; border-radius:6px; cursor:pointer; text-decoration:none; color:var(--ink); display:inline-block }
button.pri { background:var(--acc); color:#fff; border-color:var(--acc) }
.seg a { padding:4px 12px; border:1px solid var(--line); text-decoration:none; color:var(--ink); background:#fff }
.seg a.on { background:var(--ink); color:#fff }
label { display:block; font-size:12px; color:var(--mute); margin-top:8px }
input, select { font:inherit; padding:5px 8px; border:1px solid var(--line); border-radius:6px; width:100%; max-width:340px }
.row { display:flex; gap:12px; flex-wrap:wrap; align-items:flex-end }
.row > div { flex:1 1 160px }
.side { display:grid; grid-template-columns:200px 1fr; gap:16px }
.side nav a { display:block; padding:6px 10px; text-decoration:none; color:var(--ink); border-radius:6px }
.side nav a.on { background:#e6ecf8; font-weight:600 }
.side nav .h { font-size:11px; color:var(--mute); text-transform:uppercase; margin:10px 10px 2px }
.result { background:#eefaf2; border:1px solid #b7e4c7; border-radius:6px; padding:8px 12px; margin-top:8px }
@media (max-width:700px){ .side{grid-template-columns:1fr} header b{width:100%} }
header form { margin:0 0 0 8px }
header form button { background:transparent; color:#cfd6e4; border-color:#3b4458; padding:3px 10px; font-size:12px }
.login { max-width:340px; margin:12vh auto 0 }
.login h1 { text-align:center }
.login input { max-width:none }
.login button { width:100%; margin-top:14px; padding:8px 12px }
.error { color:var(--crit); margin:8px 0 0 }