:root {
  --bg: #f4f7f6;
  --panel: #ffffff;
  --panel-2: #f7faf9;
  --border: #e0e7e4;
  --text: #17211d;
  --muted: #64716c;
  --accent: #c2410c;
  --accent-soft: #fdebdc;
  --ok: #138a52;
  --ok-soft: #e4f6ed;
  --warn: #a35f00;
  --warn-soft: #fff4dd;
  --err: #c62f3c;
  --err-soft: #fde9eb;
  --info: #1d6fd1;
  --info-soft: #e5f0fd;
  --chart-1: #059669;
  --chart-2: #2563eb;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05), 0 1px 3px rgba(16, 24, 40, .06);
  --radius: 10px;
  --mono: ui-monospace, "Cascadia Code", Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1412;
    --panel: #151d1a;
    --panel-2: #1a2420;
    --border: #283430;
    --text: #e4ece9;
    --muted: #91a29c;
    --accent: #fb923c;
    --accent-soft: #3a2212;
    --ok: #4ccf8a;
    --ok-soft: #12301f;
    --warn: #f0b24a;
    --warn-soft: #33270f;
    --err: #ff7a85;
    --err-soft: #3a1a1f;
    --info: #6fb0ff;
    --info-soft: #14263d;
    --chart-1: #34d399;
    --chart-2: #60a5fa;
    --shadow: none;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--text); font: 14px/1.5 "Segoe UI", system-ui, -apple-system, Roboto, sans-serif; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { margin: 0; line-height: 1.25; }
h1 { font-size: 22px; font-weight: 650; }
h2 { font-size: 15px; font-weight: 650; }
h3 { font-size: 12px; font-weight: 650; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
code, pre { font-family: var(--mono); font-size: 12.5px; }
[hidden] { display: none !important; }

.shell { display: grid; grid-template-columns: 228px 1fr; min-height: 100vh; }
.sidebar { background: var(--panel); border-right: 1px solid var(--border); display: flex; flex-direction: column;
  padding: 18px 12px; position: sticky; top: 0; height: 100vh; }
.brand { display: flex; gap: 10px; align-items: center; padding: 4px 8px 18px; color: var(--text); }
.brand:hover { text-decoration: none; }
.brand-mark { width: 36px; height: 36px; border-radius: 9px; background: var(--accent); color: #fff; display: grid;
  place-items: center; font-size: 18px; font-weight: 700; }
.brand small { display: block; color: var(--muted); font-size: 12px; }
#nav { display: flex; flex-direction: column; gap: 2px; }
#nav a { display: flex; gap: 10px; align-items: center; padding: 8px 10px; border-radius: 8px; color: var(--text); font-weight: 500; }
#nav a span { width: 18px; text-align: center; color: var(--muted); }
#nav a:hover { background: var(--panel-2); text-decoration: none; }
#nav a.active { background: var(--accent-soft); color: var(--accent); }
#nav a.active span { color: var(--accent); }
#nav .count { margin-left: auto; background: var(--accent); color: #fff; border-radius: 99px; font-size: 11px; padding: 0 7px; width: auto; }
.sidebar-foot { margin-top: auto; padding: 8px; color: var(--muted); font-size: 12px; display: flex; flex-direction: column; gap: 6px; }

main { padding: 24px 28px 60px; max-width: 1280px; width: 100%; min-width: 0; }
.page-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }
.page-head p { margin: 4px 0 0; color: var(--muted); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

.panel { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px; min-width: 0; }
.panel + .panel { margin-top: 16px; }
.panel-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; }
.grid { display: grid; gap: 16px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.stack > * + * { margin-top: 16px; }

.kpis { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px; box-shadow: var(--shadow); }
.kpi .label { color: var(--muted); font-size: 12px; }
.kpi .value { font-size: 24px; font-weight: 650; font-variant-numeric: tabular-nums; }
.kpi .delta { font-size: 12px; font-variant-numeric: tabular-nums; }
.delta.up { color: var(--ok); } .delta.down { color: var(--err); } .delta.flat { color: var(--muted); }

.btn { border: 1px solid var(--border); background: var(--panel); color: var(--text); border-radius: 8px; padding: 7px 12px;
  font: inherit; font-weight: 550; cursor: pointer; display: inline-flex; gap: 6px; align-items: center; white-space: nowrap; }
.btn:hover { background: var(--panel-2); }
.btn:disabled { opacity: .55; cursor: default; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { color: var(--err); }
.btn.small { padding: 3px 9px; font-size: 12.5px; }
.btn.ghost { border-color: transparent; background: transparent; }

.badge { display: inline-block; padding: 1px 8px; border-radius: 99px; font-size: 12px; font-weight: 600; background: var(--panel-2);
  color: var(--muted); border: 1px solid var(--border); white-space: nowrap; }
.badge.ok, .badge.success, .badge.done { background: var(--ok-soft); color: var(--ok); border-color: transparent; }
.badge.warn, .badge.medium, .badge.accepted, .badge.queued { background: var(--warn-soft); color: var(--warn); border-color: transparent; }
.badge.err, .badge.failed, .badge.high { background: var(--err-soft); color: var(--err); border-color: transparent; }
.badge.info, .badge.running, .badge.in_progress, .badge.ready { background: var(--info-soft); color: var(--info); border-color: transparent; }
.badge.low, .badge.rejected, .badge.cancelled { opacity: .8; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 12px; white-space: nowrap; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr:last-child td { border-bottom: 0; }
tr.clickable { cursor: pointer; }
tr.clickable:hover td { background: var(--panel-2); }
.table-wrap { overflow-x: auto; }

.muted { color: var(--muted); }
.small { font-size: 12.5px; }
.ellipsis { max-width: 420px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.empty { color: var(--muted); padding: 18px; text-align: center; }
.alert { border-radius: 8px; padding: 10px 12px; margin: 10px 0; }
.alert.err { background: var(--err-soft); color: var(--err); }
.alert.warn { background: var(--warn-soft); color: var(--warn); }
.alert.info { background: var(--info-soft); color: var(--info); }
.alert.ok { background: var(--ok-soft); color: var(--ok); }
.list { margin: 0; padding-left: 18px; }
.list li + li { margin-top: 4px; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 14px; flex-wrap: wrap; }
.tabs button { background: none; border: 0; padding: 8px 12px; font: inherit; color: var(--muted); cursor: pointer; border-bottom: 2px solid transparent; }
.tabs button.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }

.field { display: flex; flex-direction: column; gap: 4px; margin-bottom: 12px; }
.field label { font-weight: 600; font-size: 13px; }
.field .hint { color: var(--muted); font-size: 12px; }
input[type=text], input[type=password], input[type=number], input[type=time], select, textarea {
  font: inherit; color: var(--text); background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 7px 10px; width: 100%; }
textarea { min-height: 90px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
.check { display: flex; gap: 8px; align-items: center; font-weight: 500; }

.log { background: #0c1110; color: #cfe3dc; border-radius: 8px; padding: 12px; max-height: 520px; overflow: auto; white-space: pre-wrap;
  word-break: break-word; font-family: var(--mono); font-size: 12px; margin: 0; }
.diff { max-height: 640px; }
.diff .add { color: #7ee2a8; } .diff .del { color: #ff9aa3; } .diff .hunk { color: #8ab4ff; }

.claude-box .row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.code-input { display: flex; gap: 8px; margin-top: 10px; }
.code-input input { font-family: var(--mono); }
.link-box { word-break: break-all; background: var(--panel-2); border: 1px dashed var(--border); border-radius: 8px; padding: 8px 10px; margin: 8px 0; font-size: 12.5px; }

.chart { width: 100%; height: 160px; display: block; }
.chart .grid-line { stroke: var(--border); stroke-width: 1; }
.chart .line-1 { stroke: var(--chart-1); fill: none; stroke-width: 2; }
.chart .line-2 { stroke: var(--chart-2); fill: none; stroke-width: 2; }
.chart .dot-1 { fill: var(--chart-1); } .chart .dot-2 { fill: var(--chart-2); }
.chart text { fill: var(--muted); font-size: 10px; }
.legend { display: flex; gap: 14px; font-size: 12px; color: var(--muted); }
.legend i { display: inline-block; width: 10px; height: 3px; border-radius: 2px; vertical-align: middle; margin-right: 5px; }

.rec { border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; background: var(--panel); }
.rec + .rec { margin-top: 12px; }
.rec-head { display: flex; gap: 8px; align-items: flex-start; justify-content: space-between; flex-wrap: wrap; }
.rec-title { font-weight: 650; font-size: 15px; }
.rec-meta { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 6px; }
.rec details { margin-top: 8px; }
.rec summary { cursor: pointer; color: var(--muted); font-size: 13px; }
.rec .actions { margin-top: 10px; }

.md { line-height: 1.65; overflow-wrap: anywhere; }
.md h1 { font-size: 20px; margin: 18px 0 8px; } .md h2 { font-size: 17px; margin: 22px 0 8px; } .md h3 { font-size: 14px; margin: 16px 0 6px; text-transform: none; letter-spacing: 0; color: var(--text); }
.md p { margin: 8px 0; } .md ul, .md ol { padding-left: 22px; }
.md table { margin: 10px 0; font-size: 13px; } .md code { background: var(--panel-2); padding: 1px 4px; border-radius: 4px; }
.md pre { background: var(--panel-2); padding: 10px; border-radius: 8px; overflow: auto; }
.md blockquote { border-left: 3px solid var(--border); margin: 8px 0; padding: 2px 12px; color: var(--muted); }

.toast { position: fixed; right: 20px; bottom: 20px; background: var(--text); color: var(--bg); padding: 10px 14px; border-radius: 8px;
  box-shadow: 0 6px 20px rgba(0,0,0,.2); max-width: 420px; z-index: 50; }
.toast.err { background: var(--err); color: #fff; }

.login-body { min-height: 100vh; display: grid; place-items: center; }
.login-wrap { width: 100%; max-width: 380px; padding: 16px; }
.login-card h1 { margin: 6px 0 16px; }
.login-brand { padding: 0 0 8px; }
.login-submit { width: 100%; justify-content: center; margin-top: 4px; }

@media (max-width: 900px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; flex-direction: row; flex-wrap: wrap; align-items: center; padding: 10px 16px; gap: 8px; }
  .brand { padding: 0 8px 0 0; }
  #nav { flex-direction: row; flex-wrap: wrap; }
  .sidebar-foot { display: none; }
  main { padding: 16px; }
  .grid.two, .grid.three { grid-template-columns: 1fr; }
  .ellipsis { max-width: 220px; }
}

.device-code { font-family: var(--mono); font-size: 26px; font-weight: 700; letter-spacing: .12em; padding: 8px 12px;
  background: var(--panel-2); border: 1px dashed var(--border); border-radius: 8px; display: inline-block; }
.clickable-card { cursor: pointer; }
.clickable-card:hover { border-color: var(--accent); }
tr.highlight td { background: var(--accent-soft); }
img.thumb { width: 100%; border-radius: 8px; border: 1px solid var(--border); margin-bottom: 10px; }
.field label .btn { margin-left: 6px; }