/* PingEngine dashboard — skeleton styles.
 * Surfaces + status palette from the suite's validated dataviz reference
 * (status colors are reserved for state and never appear without a text
 * label beside them). Charts arrive in phase 4. */

:root {
  --surface: #fcfcfb;
  --surface-2: #f2f1ec;
  --border: #e1e0d9;
  --ink: #1f1f1d;
  --ink-2: #55554f;
  --ink-3: #8a897f;
  --accent: #2563eb;
  --good: #0ca30c;
  --warn: #fab219;
  --crit: #d03b3b;
}
:root[data-theme="dark"] {
  --surface: #1a1a19;
  --surface-2: #232322;
  --border: #2c2c2a;
  --ink: #ecece8;
  --ink-2: #b3b2a9;
  --ink-3: #7c7b72;
  --accent: #7aa2ff;
}

* { box-sizing: border-box; }
body {
  margin: 0; background: var(--surface); color: var(--ink);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
  min-height: 100vh; display: flex; flex-direction: column;
}
main { flex: 1; width: min(1060px, 94vw); margin: 0 auto; padding: 1.2rem 0 3rem; }

.topbar {
  display: flex; align-items: center; gap: 1.5rem;
  padding: .7rem 1.2rem; border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; }
.brand-sub { color: var(--ink-3); font-weight: 400; font-size: .85em; }
.nav { display: flex; gap: 1rem; }
.nav a { color: var(--ink-2); text-decoration: none; padding: .15rem 0; border-bottom: 2px solid transparent; }
.nav a.active { color: var(--ink); border-bottom-color: var(--accent); }
.top-actions { margin-left: auto; display: flex; align-items: center; gap: .6rem; }
.whoami { color: var(--ink-3); font-size: .85em; }

h2 { font-size: 1.15rem; margin: 1.2rem 0 .6rem; }
h3 { font-size: .95rem; margin: 1rem 0 .4rem; color: var(--ink-2); }

table { width: 100%; border-collapse: collapse; font-size: .92em; }
th { text-align: left; color: var(--ink-3); font-weight: 500; padding: .4rem .6rem; border-bottom: 1px solid var(--border); }
td { padding: .45rem .6rem; border-bottom: 1px solid var(--border); }
tr:hover td { background: var(--surface-2); }
.empty { color: var(--ink-3); padding: 1rem .6rem; }

.card {
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 8px; padding: 1rem 1.2rem; margin: .8rem 0;
}
.row { display: flex; gap: .6rem; flex-wrap: wrap; align-items: end; }
label { display: block; font-size: .8em; color: var(--ink-3); margin-bottom: .15rem; }
input, select {
  background: var(--surface); color: var(--ink); border: 1px solid var(--border);
  border-radius: 6px; padding: .45rem .6rem; font: inherit;
}
button {
  background: var(--accent); color: #fff; border: 0; border-radius: 6px;
  padding: .5rem .9rem; font: inherit; cursor: pointer;
}
button.ghost { background: transparent; color: var(--ink-2); border: 1px solid var(--border); }
button.danger-ghost { background: transparent; color: var(--crit); border: 1px solid var(--border); }
button:disabled { opacity: .5; cursor: default; }

/* status = dot + text, never color alone */
.st { display: inline-flex; align-items: center; gap: .4rem; }
.st .dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.st-good .dot { background: var(--good); }
.st-off  .dot { background: var(--ink-3); }
.st-crit .dot { background: var(--crit); }
.st-warn .dot { background: var(--warn); }

.token-box {
  font-family: ui-monospace, monospace; font-size: .85em;
  background: var(--surface); border: 1px dashed var(--crit);
  padding: .6rem .8rem; border-radius: 6px; margin-top: .5rem;
  word-break: break-all;
}
.note { color: var(--ink-3); font-size: .85em; }
.err-text { color: var(--crit); font-size: .9em; }

.status-line { padding: .5rem 1.2rem; color: var(--ink-3); font-size: .8em; border-top: 1px solid var(--border); }
.status-line.err { color: var(--crit); }
.hidden { display: none !important; }

/* charts (phase 4) — toolbar/tabs/strip styles ported from the agent's
 * temp dashboard, re-expressed on this stylesheet's variables */
.overview-table { font-variant-numeric: tabular-nums; }
.overview-table th.num, .overview-table td.num { text-align: right; }
.overview-table td { white-space: nowrap; }
.overview-table tbody tr { cursor: pointer; }
.overview-table tbody tr:focus { background: var(--surface-2); outline: none; }
.overview-table a { color: var(--ink); text-decoration: none; font-weight: 600; }
.overview-table a:hover { color: var(--accent); }
.status-dot {
  display: inline-block; width: 9px; height: 9px; border-radius: 50%;
  margin-right: 7px; vertical-align: baseline;
}

.view-toolbar {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 10px 0 0;
}
.view-toolbar .back { color: var(--ink-3); text-decoration: none; font-size: 13px; }
.view-toolbar .back:hover { color: var(--accent); }
.tabs {
  display: inline-flex; border: 1px solid var(--border);
  border-radius: 6px; overflow: hidden;
}
.tabs a { padding: 6px 12px; color: var(--ink-3); text-decoration: none; font-size: 13px; }
.tabs a:hover { color: var(--accent); }
.tabs a.active { background: var(--surface-2); color: var(--ink); font-weight: 600; }

#chart, #trace-chart { width: 100%; height: calc(100vh - 200px); min-height: 420px; }
#trace-chart { height: calc(100vh - 240px); }

#path-strip {
  display: flex; align-items: center; gap: 3px; flex-wrap: wrap;
  padding: 8px 0 0; min-height: 20px;
}
.path-dot { display: inline-block; width: 10px; height: 10px; border-radius: 2px; }
.path-dot.changed { outline: 2px solid var(--crit); outline-offset: 1px; }

.banner {
  margin: 10px 0 0; padding: 10px 14px;
  border: 1px solid var(--border); border-radius: 6px;
  background: var(--surface-2); color: var(--ink-3); font-size: 13px;
}
.banner.err { border-color: var(--crit); color: var(--ink); }

/* stat/summary chips (target detail + smoketrace) and target-form extras */
.chips { display: flex; gap: .4rem; flex-wrap: wrap; padding: 8px 0 0; min-height: 0; }
.chip {
  display: inline-block; padding: .15rem .55rem;
  border: 1px solid var(--border); border-radius: 999px;
  background: var(--surface-2); color: var(--ink-2); font-size: .8em;
  white-space: nowrap;
}
.chip b { color: var(--ink); font-weight: 600; }
.chip-good { border-color: var(--good); }
.chip-warn { border-color: var(--warn); }
.strip-legend { margin: .2rem 0 0; font-size: .75em; }

/* route history panel (path-history/diff view) */
.path-history-btn { margin-left: .6rem; font-size: 1em; padding: .05rem .5rem; }
.path-history {
  margin: 8px 0 0; padding: 10px 14px;
  border: 1px solid var(--border); border-radius: 6px;
  background: var(--surface-2); font-size: .85em;
}
.path-seg { padding: 6px 0; }
.path-seg + .path-seg { border-top: 1px solid var(--border); }
.path-seg-head { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.path-seg-head b { font-variant-numeric: tabular-nums; }
.path-seg-head .note { white-space: nowrap; }
.hop-chain {
  margin: .3rem 0 0; color: var(--ink-2);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .9em; line-height: 1.7; overflow-wrap: anywhere;
}
.hop-chain .hop-n { color: var(--ink-3); }
.path-diff {
  margin: .35rem 0 .1rem; padding: .4rem .6rem;
  border-left: 3px solid var(--warn); background: var(--surface);
  border-radius: 0 4px 4px 0;
}
.path-diff .diff-row { font-variant-numeric: tabular-nums; }
.path-diff .diff-row b { font-weight: 600; }

/* fleet: agent detail drawer */
tr.agent-row { cursor: pointer; }
tr.agent-row:hover td, tr.agent-row:focus td { background: var(--surface-2); }
tr.agent-drawer td { background: var(--surface-2); padding: .8rem .6rem; }
.drawer-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: .9rem; font-size: .85em;
}
.drawer-grid h4 {
  margin: 0 0 .3rem; font-size: .8em; font-weight: 500;
  color: var(--ink-3); text-transform: uppercase; letter-spacing: .04em;
}
.drawer-grid .kv {
  display: grid; grid-template-columns: auto 1fr; gap: 2px 12px;
  margin: 0; font-variant-numeric: tabular-nums;
}
.drawer-grid .kv dt { color: var(--ink-3); }
.drawer-grid .kv dd { margin: 0; overflow-wrap: anywhere; }
.drawer-links { overflow-wrap: anywhere; }
.checkbox-label { display: inline-flex; align-items: center; gap: .35rem; cursor: pointer; }
details.advanced { flex-basis: 100%; }
details.advanced summary { color: var(--ink-3); font-size: .8em; cursor: pointer; }
.edit-row td { background: var(--surface-2); }

/* login */
.login-wrap { max-width: 400px; margin: 8vh auto 0; }
.login-wrap .card { padding: 1.4rem; }
.login-wrap input { width: 100%; margin-bottom: .7rem; }
.login-toggle { color: var(--accent); cursor: pointer; background: none; border: none; padding: 0; font-size: .85em; }
.stack > * + * { margin-top: .35rem; }