:root {
  --bg: #f4f6f8; --panel: #fff; --text: #1d2733; --muted: #66727f; --line: #dde3e9;
  --accent: #1f6feb; --accent-dark: #1858c4; --ok: #1a7f37; --warn: #b26a00; --err: #c0262d;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #11161c; --panel: #1a222b; --text: #e3e9ef; --muted: #93a1af; --line: #2b3641;
          --accent: #4c8dff; --accent-dark: #3a78e6; --ok: #3fb950; --warn: #e3a33b; --err: #f05b61; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--accent); }
code, .mono { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 0.92em; }
.top { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 24px; padding: 10px 20px; background: var(--panel); border-bottom: 1px solid var(--line); }
.brand { font-weight: 700; font-size: 17px; }
.brand span { font-weight: 400; color: var(--muted); font-size: 14px; }
nav { display: flex; flex-wrap: wrap; gap: 4px; flex: 1; }
nav a { padding: 6px 12px; border-radius: 6px; text-decoration: none; color: var(--text); }
nav a:hover { background: var(--bg); }
nav a.active { background: var(--accent); color: #fff; }
.logout { margin: 0; }
main { max-width: 1100px; margin: 0 auto; padding: 20px 16px 40px; }
main.narrow { max-width: 440px; padding-top: 60px; }
footer { text-align: center; color: var(--muted); font-size: 12px; padding: 16px; }
h1 { font-size: 22px; margin: 0 0 16px; }
h2 { font-size: 16px; margin: 18px 0 8px; }
h2:first-child, .card h2:first-of-type { margin-top: 0; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 18px 20px; margin-bottom: 16px; }
.muted { color: var(--muted); font-size: 13px; }
.small { font-size: 12px; font-weight: 400; margin-left: 8px; }
.form label { display: block; margin-bottom: 12px; }
.form label > input:not([type=checkbox]):not([type=radio]), .form label > select { display: block; width: 100%; margin-top: 4px; }
.form label.check { display: flex; gap: 8px; align-items: baseline; margin-bottom: 8px; }
.form label.check > input { flex: none; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 640px) { .row { grid-template-columns: 1fr; } }
input, select { font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 7px 9px; }
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
button, .button { display: inline-block; font: inherit; padding: 7px 16px; border-radius: 6px; border: 1px solid var(--line); background: var(--panel); color: var(--text); cursor: pointer; text-decoration: none; }
button:hover, .button:hover { border-color: var(--accent); }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.primary:hover { background: var(--accent-dark); }
button.danger { color: var(--err); border-color: var(--err); }
button.link { border: 0; background: none; color: var(--accent); padding: 4px 0; }
.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; background: color-mix(in srgb, var(--ok) 14%, var(--panel)); border: 1px solid var(--ok); }
.flash.err { background: color-mix(in srgb, var(--err) 12%, var(--panel)); border-color: var(--err); }
table.grid { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.grid th, .grid td { padding: 9px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
.grid th { font-size: 13px; color: var(--muted); font-weight: 600; }
.grid tr:last-child td { border-bottom: 0; }
@media (max-width: 800px) { table.grid { display: block; overflow-x: auto; } }
table.kv { border-collapse: collapse; margin-bottom: 14px; }
.kv th { text-align: left; font-weight: 500; color: var(--muted); padding: 4px 24px 4px 0; vertical-align: top; }
.kv td { padding: 4px 0; }
.kv.hours th { vertical-align: middle; }
.kv.hours td { padding: 4px 12px 4px 0; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 12px; border: 1px solid; }
.badge.ok { color: var(--ok); }
.badge.off { color: var(--muted); }
.badge.warn { color: var(--warn); }
pre { background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 10px; overflow-x: auto; font-size: 12.5px; }
pre.log { max-height: 480px; overflow-y: auto; white-space: pre-wrap; word-break: break-all; }
.inject { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-top: 16px; }
.inject input[name=line] { flex: 1 1 220px; min-width: 0; }
.inject select { flex: 0 1 auto; max-width: 100%; }
.logo-preview img { max-height: 120px; max-width: 260px; background: #050404; padding: 10px; border-radius: 8px; }