/* public/styles.css — shared contract §19. Scaffold-owned, frozen.
 *
 * Flat BEM: block__element--modifier, lowercase-hyphen, no utility classes, no prefix.
 * The class vocabulary below is complete — groups use NO class outside it. If a group needs
 * something new it reuses an existing class or wraps the thing in .card.
 *
 * System-UI font stack only: zero webfont requests, so the panel renders instantly and works
 * with no network at all.
 */

:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --text: #16181d;
  --muted: #666d7a;
  --border: #dfe3e9;
  --accent: #2f5fe0;
  --ok: #17794a;
  --warn: #9a6100;
  --danger: #c02626;

  --radius: 8px;

  --gap-1: 4px;
  --gap-2: 8px;
  --gap-3: 12px;
  --gap-4: 16px;
  --gap-5: 24px;
  --gap-6: 32px;

  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161a;
    --surface: #1c1f25;
    --text: #e8eaee;
    --muted: #9aa2b1;
    --border: #2c313a;
    --accent: #6f95f5;
    --ok: #4cc38a;
    --warn: #e0a33a;
    --danger: #f06a6a;
  }
}

*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
}

a { color: var(--accent); }

/* ---------------------------------------------------------------- layout */

.app-shell { min-height: 100vh; }

.topnav {
  display: flex;
  align-items: center;
  gap: var(--gap-4);
  flex-wrap: wrap;
  padding: var(--gap-3) var(--gap-4);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.topnav__brand {
  font-weight: 650;
  color: var(--text);
  text-decoration: none;
  white-space: nowrap;
}

.topnav__links {
  display: flex;
  gap: var(--gap-3);
  flex-wrap: wrap;
  align-items: center;
}

.topnav__link {
  color: var(--muted);
  text-decoration: none;
  padding: var(--gap-1) var(--gap-2);
  border-radius: var(--radius);
  white-space: nowrap;
}
.topnav__link:hover { color: var(--text); background: var(--bg); }
.topnav__link--active { color: var(--text); background: var(--bg); font-weight: 600; }

.topnav__right { margin-left: auto; }

.page {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--gap-5) var(--gap-4) var(--gap-6);
}

.page__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap-4);
  flex-wrap: wrap;
  margin-bottom: var(--gap-4);
}

.page__title { font-size: 22px; margin: 0; font-weight: 650; }

.page__actions { display: flex; gap: var(--gap-2); flex-wrap: wrap; }

.flash {
  max-width: 1400px;
  margin: var(--gap-4) auto 0;
  padding: var(--gap-3) var(--gap-4);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  font-size: 14px;
}
.flash--ok { border-color: var(--ok); color: var(--ok); background: color-mix(in srgb, var(--ok) 10%, var(--surface)); }
.flash--error { border-color: var(--danger); color: var(--danger); background: color-mix(in srgb, var(--danger) 10%, var(--surface)); }

/* ------------------------------------------------------------ primitives */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: var(--gap-4);
}

.card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap-3);
  flex-wrap: wrap;
  padding: var(--gap-3) var(--gap-4);
  border-bottom: 1px solid var(--border);
}

.card__title { margin: 0; font-size: 15px; font-weight: 650; }
.card__body { padding: var(--gap-4); }
.card__actions { display: flex; gap: var(--gap-2); flex-wrap: wrap; }

.stack { display: flex; flex-direction: column; gap: var(--gap-3); }
.row { display: flex; gap: var(--gap-3); align-items: center; }
.row--wrap { flex-wrap: wrap; }
.row--between { justify-content: space-between; }

.muted { color: var(--muted); }
.small { font-size: 13px; }
.mono { font-family: var(--mono); font-size: 13px; word-break: break-all; }
.hidden { display: none !important; }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

.divider { height: 1px; background: var(--border); border: 0; margin: var(--gap-4) 0; }

/* -------------------------------------------------------------- controls */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--gap-2);
  padding: var(--gap-2) var(--gap-4);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font: inherit;
  font-size: 14px;
  font-weight: 550;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover { border-color: var(--muted); }
.btn--primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn--primary:hover { filter: brightness(1.08); }
.btn--ghost { background: transparent; }
.btn--danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn--danger:hover { filter: brightness(1.08); }
.btn--sm { padding: var(--gap-1) var(--gap-2); font-size: 13px; }

.field { display: flex; flex-direction: column; gap: var(--gap-1); margin-bottom: var(--gap-3); }
.field__label { font-size: 13px; font-weight: 600; }

.field__input,
.textarea,
.select {
  width: 100%;
  padding: var(--gap-2) var(--gap-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  font: inherit;
  font-size: 14px;
}
.field__input:focus,
.textarea:focus,
.select:focus { outline: 2px solid var(--accent); outline-offset: -1px; }

.textarea { resize: vertical; min-height: 90px; line-height: 1.5; }

.field__error { font-size: 13px; color: var(--danger); }
.field__hint { font-size: 13px; color: var(--muted); }

.rating { display: inline-flex; gap: var(--gap-1); }
.rating__opt { position: relative; }
.rating__opt input {
  position: absolute; opacity: 0; width: 100%; height: 100%; margin: 0; cursor: pointer;
}
.rating__opt span {
  display: inline-flex;
  align-items: center; justify-content: center;
  width: 34px; height: 34px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
}
.rating__opt input:checked + span {
  background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 650;
}
.rating__opt input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }

.progress {
  width: 100%; height: 8px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
}
.progress__bar { height: 100%; width: 0%; background: var(--accent); transition: width .15s linear; }

.copy-btn { font-size: 13px; }

/* ------------------------------------------------------------------ data */

.badge {
  display: inline-block;
  padding: 1px var(--gap-2);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 650;
  border: 1px solid var(--border);
  color: var(--muted);
}
.badge--fresh { color: var(--ok); border-color: var(--ok); }
.badge--warm { color: var(--warn); border-color: var(--warn); }
.badge--stale { color: var(--danger); border-color: var(--danger); }
.badge--info { color: var(--accent); border-color: var(--accent); }

.pill {
  display: inline-block;
  padding: 1px var(--gap-2);
  border-radius: var(--radius);
  font-size: 12px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--muted);
}
.pill--stage { color: var(--text); }
.pill--active { color: var(--accent); border-color: var(--accent); }
.pill--rejected { color: var(--danger); border-color: var(--danger); }
.pill--withdrawn { color: var(--muted); }
.pill--hired { color: var(--ok); border-color: var(--ok); }

.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th,
.table td {
  text-align: left;
  padding: var(--gap-2) var(--gap-3);
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.table th { font-size: 13px; color: var(--muted); font-weight: 600; white-space: nowrap; }
.table--fixed { table-layout: fixed; }
.table__num { text-align: right; font-variant-numeric: tabular-nums; }

.empty { color: var(--muted); font-size: 14px; margin: 0; padding: var(--gap-4) 0; text-align: center; }

.timeline { list-style: none; margin: 0; padding: 0; }
.timeline__item {
  display: flex;
  gap: var(--gap-3);
  padding: var(--gap-2) 0;
  border-bottom: 1px solid var(--border);
}
.timeline__item:last-child { border-bottom: 0; }
.timeline__time {
  flex: 0 0 auto;
  width: 150px;
  font-size: 12px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.timeline__body { flex: 1 1 auto; font-size: 14px; min-width: 0; }

/* ----------------------------------------------------------------- board */

.board {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(240px, 1fr);
  gap: var(--gap-3);
  overflow-x: auto;
  padding-bottom: var(--gap-4);
  align-items: start;
}

.board__col {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-height: 120px;
  display: flex;
  flex-direction: column;
}

.board__col-head {
  position: sticky;
  top: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap-2);
  padding: var(--gap-2) var(--gap-3);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  border-radius: var(--radius) var(--radius) 0 0;
  font-size: 13px;
  font-weight: 650;
}

.board__count { color: var(--muted); font-weight: 550; font-variant-numeric: tabular-nums; }

.board__body { padding: var(--gap-2); display: flex; flex-direction: column; gap: var(--gap-2); flex: 1 1 auto; }

.cardlet {
  display: block;
  padding: var(--gap-2) var(--gap-3);
  border: 1px solid var(--border);
  border-left: 3px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text);
  text-decoration: none;
  cursor: grab;
}
.cardlet:hover { border-color: var(--muted); }
.cardlet--fresh { border-left-color: var(--ok); }
.cardlet--warm { border-left-color: var(--warn); }
.cardlet--stale { border-left-color: var(--danger); }
.cardlet--dragging { opacity: .45; }

.cardlet__name { font-weight: 600; font-size: 14px; word-break: break-word; }
.cardlet__meta { display: flex; gap: var(--gap-2); align-items: center; flex-wrap: wrap; margin-top: var(--gap-1); font-size: 12px; color: var(--muted); }
.cardlet__actions { margin-top: var(--gap-2); }

.dropzone { min-height: 40px; border-radius: var(--radius); }
.dropzone--over { outline: 2px dashed var(--accent); outline-offset: -2px; background: color-mix(in srgb, var(--accent) 8%, transparent); }

@media (max-width: 900px) {
  .board {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    overflow-x: visible;
  }
  .board__col-head { position: static; }
}

/* ---------------------------------------------------------------- detail */

.detail { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: var(--gap-4); align-items: start; }
.detail__rail { min-width: 0; }
.detail__main { min-width: 0; }

@media (max-width: 900px) {
  .detail { grid-template-columns: minmax(0, 1fr); }
}

.section { margin-bottom: var(--gap-5); }
.section__title { font-size: 15px; font-weight: 650; margin: 0 0 var(--gap-3); }

.sensitive { border: 1px solid var(--danger); border-radius: var(--radius); }
.sensitive__warn { color: var(--danger); font-size: 13px; padding: var(--gap-3) var(--gap-4); border-bottom: 1px solid var(--border); }
.sensitive__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap-3);
  flex-wrap: wrap;
  padding: var(--gap-2) var(--gap-4);
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.sensitive__row:last-child { border-bottom: 0; }

/* --------------------------------------------------------------- metrics */

.funnel { display: flex; flex-direction: column; gap: var(--gap-2); }
.funnel__row { display: grid; grid-template-columns: 140px minmax(0, 1fr) 110px; gap: var(--gap-3); align-items: center; }
.funnel__label { font-size: 13px; }
/* Both of these are <span> elements (views/metrics.js). width/height do not apply to a
   non-replaced inline box, so without an explicit display the fill collapses to nothing and
   every funnel bar renders as an identical empty track. .funnel__bar happens to be blockified
   today by being a grid item of .funnel__row, but it is declared here so the bar does not
   silently disappear again if that row layout ever changes. */
.funnel__bar { display: block; background: var(--border); border-radius: 999px; height: 20px; overflow: hidden; }
.funnel__bar-fill { display: block; min-width: 2px; height: 100%; background: var(--accent); border-radius: 999px; }
.funnel__value { font-size: 13px; text-align: right; font-variant-numeric: tabular-nums; color: var(--muted); }

@media (max-width: 700px) {
  .funnel__row { grid-template-columns: minmax(0, 1fr) 90px; }
  .funnel__bar { grid-column: 1 / -1; }
}

.xtab { width: 100%; border-collapse: collapse; font-size: 14px; }
.xtab th,
.xtab td { padding: var(--gap-2) var(--gap-3); border-bottom: 1px solid var(--border); text-align: left; }
.xtab th { font-size: 13px; color: var(--muted); font-weight: 600; }

/* ---------------------------------------------------------------- portal */

.portal { max-width: 720px; margin: 0 auto; padding: var(--gap-5) var(--gap-4) var(--gap-6); }
.portal__head { margin-bottom: var(--gap-5); }
.portal__heading { font-size: 22px; font-weight: 650; margin: 0 0 var(--gap-2); }
.portal__instruction { color: var(--muted); margin: 0; }

.steps {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-1);
  margin: 0;
  padding: 0;
}
.steps__item {
  flex: 1 1 60px;
  min-width: 60px;
  border-top: 3px solid var(--border);
  padding-top: var(--gap-1);
  font-size: 11px;
  color: var(--muted);
}
.steps__item--done { border-top-color: var(--ok); }
.steps__item--current { border-top-color: var(--accent); color: var(--text); font-weight: 650; }

.uploader { display: flex; flex-direction: column; gap: var(--gap-3); }
.uploader__drop {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: var(--gap-5);
  text-align: center;
  color: var(--muted);
  font-size: 14px;
  cursor: pointer;
}
.uploader__drop:hover { border-color: var(--accent); color: var(--text); }
.uploader__status { font-size: 13px; color: var(--muted); }