/* Command Center UI, components. Load after tokens.css.
   Taken from the Command Center console (2026-09): the mockup stylesheet, the additions the live
   console needed and the run states of the Stacks screen, merged into one file without duplicates.
   Class names are the API; references/components.md has the markup for each one. */

/* ---------- base ---------- */
* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--body);
  font-size: 14px;
  line-height: 1.5;
  font-variant-numeric: tabular-nums;      /* digits line up everywhere, not only in tiles */
  -webkit-font-smoothing: antialiased;
}

.skip { position: absolute; left: -999px; top: 8px; padding: 8px 12px; border-radius: 8px; background: var(--surface); color: var(--ink); z-index: 10; }
.skip:focus { left: 8px; outline: 2px solid var(--accent); }
main:focus { outline: none; }

.mono { font-family: var(--mono); font-size: 12.5px; font-variant-numeric: tabular-nums; }
.second { display: block; font-size: 11.5px; color: var(--ink-faint); }
.muted { color: var(--ink-faint); }

/* ---------- shell: the rail on the left, the screen on the right ---------- */
.shell { display: grid; grid-template-columns: 248px minmax(0, 1fr); min-height: 100vh; }

.rail {
  position: sticky;                        /* the nav stays in view on a long page */
  top: 0;
  align-self: start;
  height: 100vh;
  overflow-y: auto;
  background: var(--surface);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 26px;
  padding: 20px 16px 24px;
}

.brand { display: flex; align-items: baseline; gap: 8px; padding: 0 6px; }
.brand b { font-family: var(--display); font-weight: 700; font-size: 17px; letter-spacing: -.01em; }
.brand span { font-family: var(--mono); font-size: 11px; color: var(--ink-faint); }

.rail .who { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 0 6px; font-size: 11.5px; color: var(--ink-faint); }
.linkish { font: inherit; font-size: 11.5px; background: none; border: 0; padding: 0; color: var(--ink-soft); cursor: pointer; text-decoration: underline; }
.linkish:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }

.rail-label { font-size: 10px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-faint); padding: 0 6px 8px; }

/* the first filter of the product (environments in the Command Center): dot, name, meta line, count */
.envs { display: flex; flex-direction: column; gap: 2px; }
.env {
  display: grid;
  grid-template-columns: 8px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 9px 8px;
  border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  text-align: left;
  background: none;
  color: inherit;
  font: inherit;
}
.env:hover { background: var(--surface-sunk); }
.env[aria-current="true"] { background: var(--accent-wash); border-color: color-mix(in srgb, var(--accent) 35%, transparent); }
.env:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.env-name { font-weight: 500; }
.env-meta { display: block; font-family: var(--mono); font-size: 11px; color: var(--ink-faint); }
.env-count { font-family: var(--mono); font-size: 12px; color: var(--ink-soft); font-variant-numeric: tabular-nums; }

.dot { width: 8px; height: 8px; border-radius: 50%; }
.dot.ok { background: var(--ok); }
.dot.warn { background: var(--warn); }
.dot.crit { background: var(--crit); }

.nav { display: flex; flex-direction: column; gap: 1px; margin-top: auto; }
.nav a { padding: 7px 8px; border-radius: 7px; color: var(--ink-soft); text-decoration: none; font-size: 13px; }
.nav a[aria-current="page"] { color: var(--ink); background: var(--surface-sunk); font-weight: 500; }
.nav a:hover { color: var(--ink); }
.nav a:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }

/* System / Light / Dark at the foot of the rail, see theme.js */
.theme { display: flex; align-items: center; gap: 4px; padding: 0 2px; }
.theme .rail-label { padding: 0 4px 0 6px; margin-right: auto; }
.theme button { font: inherit; font-size: 11.5px; padding: 3px 8px; border-radius: 6px; border: 1px solid transparent; background: none; color: var(--ink-faint); cursor: pointer; }
.theme button:hover { color: var(--ink); }
.theme button[aria-pressed="true"] { color: var(--ink); background: var(--surface-sunk); border-color: var(--line); }
.theme button:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }

/* ---------- the screen ---------- */
.main { padding: 22px 26px 40px; display: flex; flex-direction: column; gap: 20px; min-width: 0; }
.screen { display: flex; flex-direction: column; gap: 20px; min-width: 0; }

.head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
h1 { font-family: var(--display); font-size: 24px; font-weight: 600; letter-spacing: -.015em; margin: 0 0 3px; text-wrap: balance; }
.sub { color: var(--ink-soft); margin: 0; }
.sub code { font-family: var(--mono); font-size: 12.5px; color: var(--ink); }
.actions { display: flex; gap: 8px; }

/* ---------- buttons ---------- */
.btn { font: inherit; font-weight: 500; padding: 8px 14px; border-radius: 8px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); cursor: pointer; }
.btn:hover { border-color: var(--ink-faint); }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.danger { color: var(--crit); border-color: color-mix(in srgb, var(--crit) 55%, var(--line)); }
.btn.danger.primary { background: var(--crit); border-color: var(--crit); color: var(--surface); }
.btn[disabled] { opacity: .55; cursor: default; }
.btn[disabled]:hover { border-color: var(--line); }

/* ---------- state tiles: a number with a one-line meaning, four in a row ---------- */
.tiles { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.tile { background: var(--surface); border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 14px 16px; display: flex; flex-direction: column; gap: 4px; }
.tile .k { font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-faint); }
.tile .v { font-family: var(--display); font-size: 26px; font-weight: 600; font-variant-numeric: tabular-nums; letter-spacing: -.02em; }
.tile .n { font-size: 12px; color: var(--ink-soft); }
.tile.alert { border-color: color-mix(in srgb, var(--crit) 40%, var(--line-soft)); }
.tile.alert .v { color: var(--crit); }

/* ---------- panel: a separate object with a header ---------- */
.panel { background: var(--surface); border: 1px solid var(--line-soft); border-radius: var(--radius); overflow: hidden; }
.panel > header { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 13px 16px; border-bottom: 1px solid var(--line-soft); }
.panel h2 { font-family: var(--display); font-size: 14px; font-weight: 600; margin: 0; letter-spacing: -.005em; }
.panel .hint { font-size: 12px; color: var(--ink-faint); font-family: var(--mono); }

/* ---------- tables: wide content scrolls in its own box, never the page ---------- */
.scroll { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; min-width: 720px; }
th, td { text-align: left; padding: 10px 16px; border-bottom: 1px solid var(--line-soft); }
th { font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-faint); font-weight: 500; background: var(--surface-sunk); }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--surface-sunk); }
td.mono { font-family: var(--mono); font-size: 12.5px; font-variant-numeric: tabular-nums; }
td { overflow-wrap: break-word; }                                   /* only words longer than the cell break */
.kv dd, .commit .msg, .drill > span:first-child { overflow-wrap: anywhere; }
.nowrap { white-space: nowrap; }                                     /* dates, amounts, ids that must stay whole */

/* ---------- chips, dots, badges: state in form, not only in words ---------- */
.chip { display: inline-flex; align-items: center; gap: 6px; max-width: 100%; padding: 3px 9px; border-radius: 999px; font-size: 11.5px; font-weight: 500; white-space: nowrap; }
.chip.ok { background: var(--ok-wash); color: var(--ok); }
.chip.warn { background: var(--warn-wash); color: var(--warn); }
.chip.crit { background: var(--crit-wash); color: var(--crit); }
.chip.idle { background: var(--surface-sunk); color: var(--ink-soft); }
.chip.running::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; animation: pulse 1.2s ease-in-out infinite; }
.chip .spin { width: 8px; height: 8px; border-radius: 50%; border: 2px solid currentColor; border-right-color: transparent; animation: spin 1s linear infinite; }
@keyframes pulse { 0%, 100% { opacity: .25; } 50% { opacity: 1; } }
@keyframes spin { to { transform: rotate(360deg); } }

/* small muted qualifier next to the item it qualifies: sample data, external, beta */
.badge {
  display: inline-block; vertical-align: 1px; margin-left: 6px; padding: 0 6px;
  border-radius: 4px; border: 1px solid var(--line); background: var(--surface-sunk); color: var(--ink-faint);
  font-family: var(--body); font-size: 10px; font-weight: 500; letter-spacing: .06em; text-transform: uppercase;
  line-height: 16px; white-space: nowrap;
}
.env .badge { vertical-align: 0; }

/* ---------- layouts below the tiles ---------- */
.cols { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 20px; }
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 420px); gap: 20px; align-items: start; }
.states { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.states .panel > header .hint { font-family: var(--body); }

/* ---------- rows inside a panel: a change stream and a catalogue ---------- */
.stream { display: flex; flex-direction: column; }
.commit { display: grid; grid-template-columns: 72px minmax(0, 1fr) auto; gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--line-soft); align-items: start; }
.commit:last-child { border-bottom: 0; }
.commit .sha { font-family: var(--mono); font-size: 12px; color: var(--accent); }
.commit .msg { font-weight: 500; }
.commit .who { display: block; font-size: 12px; color: var(--ink-faint); }

.drill { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--line-soft); }
.drill:last-child { border-bottom: 0; }
.drill .steps { font-size: 12px; color: var(--ink-faint); font-family: var(--mono); }
.drill .second.mono { font-size: 12px; }

/* rows that open something are buttons: hover, pressed, focus */
button.drill, button.commit { width: 100%; background: none; border: 0; border-bottom: 1px solid var(--line-soft); color: inherit; font: inherit; text-align: left; cursor: pointer; }
button.drill:last-child, button.commit:last-child { border-bottom: 0; }
button.drill:hover, button.commit:hover { background: var(--surface-sunk); }
button.drill[aria-pressed="true"], button.commit[aria-pressed="true"] { background: var(--accent-wash); box-shadow: inset 3px 0 0 var(--accent); }
button.drill:focus-visible, button.commit:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }

/* ---------- filters ---------- */
.facets { display: flex; flex-wrap: wrap; gap: 8px; }
.facet { font: inherit; font-size: 12.5px; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--surface); color: var(--ink-soft); cursor: pointer; }
.facet[aria-pressed="true"] { background: var(--accent-wash); border-color: color-mix(in srgb, var(--accent) 40%, transparent); color: var(--ink); font-weight: 500; }
.facet:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }

/* ---------- details: key-value list and a diff ---------- */
.kv { display: grid; grid-template-columns: 132px minmax(0, 1fr); gap: 8px 14px; padding: 14px 16px; margin: 0; }
.kv dt { color: var(--ink-faint); font-size: 12px; }
.kv dd { margin: 0; font-family: var(--mono); font-size: 12.5px; }
.diff { font-family: var(--mono); font-size: 12.5px; padding: 12px 16px; display: flex; flex-direction: column; gap: 3px; border-top: 1px solid var(--line-soft); }
.diff .add { color: var(--ok); }
.diff .del { color: var(--crit); }
.diff .ctx { color: var(--ink-faint); }

/* ---------- a run: action row, one-line result, numbered steps with logs ---------- */
.toolbar { display: flex; flex-wrap: wrap; gap: 8px; padding: 12px 16px; border-bottom: 1px solid var(--line-soft); }
.summary { padding: 10px 16px; font-family: var(--mono); font-size: 12.5px; border-bottom: 1px solid var(--line-soft); }
.steps { display: flex; flex-direction: column; }
.step { display: grid; grid-template-columns: 30px minmax(0, 1fr) auto; gap: 12px; padding: 11px 16px; border-bottom: 1px solid var(--line-soft); align-items: baseline; }
.step:last-child { border-bottom: 0; }
.step .n { font-family: var(--mono); font-size: 12px; color: var(--ink-faint); }
.step .t { font-family: var(--mono); font-size: 12px; color: var(--ink-faint); font-variant-numeric: tabular-nums; }
.step .name { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px; }
.step.running .name, .step.failed .name { font-weight: 500; }
.step .log { grid-column: 2 / -1; margin: 0; }
.step .log summary { font-size: 11.5px; color: var(--ink-faint); cursor: pointer; }
.step .log pre {
  margin: 6px 0 0; padding: 10px 12px; border-radius: 8px; background: var(--surface-sunk);
  font-family: var(--mono); font-size: 12px; line-height: 1.45; white-space: pre-wrap; overflow-wrap: anywhere;
  max-height: 440px; overflow: auto;
}

/* ---------- counts by severity ---------- */
.sev { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.sev .cell { border: 1px solid var(--line-soft); border-radius: var(--radius); background: var(--surface); padding: 13px 15px; display: flex; flex-direction: column; gap: 3px; }
.sev .cell b { font-family: var(--display); font-size: 24px; font-weight: 600; font-variant-numeric: tabular-nums; }
.sev .cell span { font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-faint); }
.sev .cell.c b { color: var(--crit); }
.sev .cell.h b { color: var(--warn); }

/* ---------- one big figure, a legend and horizontal bars ---------- */
.egress { padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.egress .figure { display: flex; align-items: baseline; gap: 10px; }
.egress .figure b { font-family: var(--display); font-size: 26px; font-weight: 600; font-variant-numeric: tabular-nums; }
.egress .figure span { color: var(--ink-soft); font-size: 12.5px; }
.legend { display: flex; gap: 16px; font-size: 12px; color: var(--ink-soft); }
.legend i { display: inline-block; width: 9px; height: 9px; border-radius: 2px; margin-right: 6px; }
.bars { display: flex; flex-direction: column; gap: 9px; padding: 4px 16px 16px; }
.bar { display: grid; grid-template-columns: 140px minmax(0, 1fr) 54px; gap: 10px; align-items: center; }
.bar .track { height: 8px; border-radius: 4px; background: var(--surface-sunk); overflow: hidden; }
.bar .fill { height: 100%; border-radius: 4px; }
.bar .num { font-family: var(--mono); font-size: 12px; text-align: right; font-variant-numeric: tabular-nums; }

/* ---------- words: an explanation, a degradation notice, an empty panel, a footer ---------- */
.prose { padding: 14px 16px; color: var(--ink-soft); display: flex; flex-direction: column; gap: 9px; }
.prose b { color: var(--ink); font-weight: 600; }

.notice { display: flex; align-items: baseline; gap: 10px; padding: 9px 14px; border-radius: 8px; border: 1px solid color-mix(in srgb, var(--warn) 45%, var(--line-soft)); background: var(--warn-wash); color: var(--ink); font-size: 13px; }
.notice::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--warn); flex: none; align-self: center; }
.notice .src { font-family: var(--mono); font-size: 11.5px; color: var(--ink-soft); margin-left: auto; white-space: nowrap; }

.empty { padding: 18px 16px; color: var(--ink-faint); font-size: 13px; }

footer.note { color: var(--ink-faint); font-size: 12px; border-top: 1px solid var(--line-soft); padding-top: 14px; }

/* ---------- asking first: an inline confirm card and a modal dialog ---------- */
.confirm { padding: 14px 16px; display: flex; flex-direction: column; gap: 12px; }
.confirm p { margin: 0; }
.confirm .actions { justify-content: flex-end; }

dialog.modal { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); color: var(--ink); padding: 20px 22px; width: min(92vw, 380px); box-shadow: var(--shadow); }
dialog.modal::backdrop { background: rgba(18, 26, 36, .45); }
dialog.modal h2 { margin: 0 0 6px; font-family: var(--display); font-size: 16px; font-weight: 600; }
dialog.modal p { margin: 0 0 14px; color: var(--ink-soft); font-size: 13px; }
dialog.modal label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--ink-faint); margin-bottom: 10px; }
dialog.modal input { font: inherit; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface-sunk); color: var(--ink); }
dialog.modal input:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
dialog.modal .actions { justify-content: flex-end; margin-top: 8px; }

/* ---------- narrow screens: the rail becomes a bar on top ---------- */
@media (max-width: 1080px) {
  .shell { grid-template-columns: 1fr; }
  .rail { position: static; height: auto; overflow: visible; flex-direction: row; flex-wrap: wrap; align-items: center; border-right: 0; border-bottom: 1px solid var(--line); }
  .rail-label { display: none; }
  .theme .rail-label { display: block; }
  .envs { flex-direction: row; flex-wrap: wrap; }
  .nav { flex-direction: row; flex-wrap: wrap; margin: 0; }
  .tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cols, .split, .states { grid-template-columns: minmax(0, 1fr); }
  .sev { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}