/* Diarization annotation UI ------------------------------------------------ */

:root {
  --bg:            #0d1117;
  --bg-raised:     #141a22;
  --bg-sunken:     #0a0e14;
  --panel:         #161d26;
  --border:        #232c38;
  --border-strong: #33404f;

  --text:          #e6edf3;
  --text-dim:      #9aa7b4;
  --text-faint:    #6b7885;

  --accent:        #4c9aff;
  --accent-dim:    #1f4c86;
  --good:          #3fb950;
  --warn:          #d29922;
  --bad:           #f85149;

  --radius:   10px;
  --radius-sm: 6px;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --wave-height: 168px;
}

* { box-sizing: border-box; }

/* The UA's `[hidden] { display: none }` loses to any class that sets `display`,
   which silently un-hides every flex element toggled via the hidden attribute.
   The UI hides panels that way throughout, so make it win. */
[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { margin: 0; font-weight: 600; }

button, input, select, textarea { font: inherit; color: inherit; }

.muted  { color: var(--text-dim); }
.mono   { font-family: var(--mono); }

/* Top bar ------------------------------------------------------------------ */

.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 22px;
  background: rgba(13, 17, 23, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.topbar-title { display: flex; align-items: center; gap: 11px; }
.topbar-title h1 { font-size: 15px; letter-spacing: 0.2px; }

.logo {
  width: 22px; height: 22px;
  border-radius: 6px;
  background:
    linear-gradient(180deg, transparent 42%, var(--accent) 42%, var(--accent) 58%, transparent 58%),
    linear-gradient(90deg, #1f6feb, #a371f7);
  box-shadow: 0 0 0 1px var(--border-strong);
}

.topbar-status { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 4px 10px;
  font-size: 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg-raised);
  color: var(--text-dim);
  white-space: nowrap;
}
.badge.subtle { color: var(--text-faint); }

.dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--text-faint);
  flex: none;
}
.dot[data-state="ok"]   { background: var(--good); box-shadow: 0 0 0 3px rgba(63,185,80,.16); }
.dot[data-state="bad"]  { background: var(--bad);  box-shadow: 0 0 0 3px rgba(248,81,73,.16); }
.dot[data-state="unknown"] { background: var(--warn); }

/* Page + cards ------------------------------------------------------------- */

.page {
  max-width: 1180px;
  margin: 0 auto;
  padding: 22px 22px 64px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  padding: 13px 18px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-raised);
}
.card-head h2 { font-size: 14px; display: flex; align-items: center; gap: 9px; }
.card-head-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

.step {
  display: inline-grid;
  place-items: center;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--accent-dim);
  color: #cfe3ff;
  font-size: 11px;
  font-weight: 700;
}

.count {
  font-weight: 400;
  font-size: 12px;
  color: var(--text-faint);
}

.card-body { padding: 18px; }
.card-body.no-pad { padding: 0; }

.card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 18px;
  border-top: 1px solid var(--border);
  background: var(--bg-raised);
}
.foot-status { font-size: 12.5px; color: var(--text-dim); min-height: 18px; }
.foot-status.ok  { color: var(--good); }
.foot-status.bad { color: var(--bad); }

.pill {
  font-size: 11.5px;
  color: var(--text-faint);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 9px;
  background: var(--bg-sunken);
}
.pill.readonly { color: var(--warn); border-color: rgba(210,153,34,.35); }

/* Buttons ------------------------------------------------------------------ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 7px 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--bg-raised);
  color: var(--text);
  cursor: pointer;
  transition: background .12s, border-color .12s, opacity .12s;
  white-space: nowrap;
}
.btn:hover:not(:disabled) { background: #1d2632; border-color: #445266; }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #06121f;
  font-weight: 600;
}
.btn.primary:hover:not(:disabled) { background: #6badff; border-color: #6badff; }

.btn.ghost { background: transparent; }
.btn.icon { padding: 5px 10px; font-size: 12.5px; min-width: 34px; }
.btn.round {
  width: 40px; height: 40px;
  padding: 0;
  border-radius: 50%;
  background: var(--accent);
  border-color: var(--accent);
  color: #06121f;
  flex: none;
}
.btn.round:hover:not(:disabled) { background: #6badff; }
.btn.round svg { width: 20px; height: 20px; fill: currentColor; }

.btn.danger:hover:not(:disabled) { border-color: var(--bad); color: var(--bad); }
.btn.danger.is-armed { border-color: var(--bad); color: var(--bad); background: rgba(248,81,73,.12); }

.spinner {
  width: 13px; height: 13px;
  border: 2px solid rgba(255,255,255,.32);
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin .7s linear infinite;
  flex: none;
}
@keyframes spin { to { transform: rotate(360deg); } }

.btn.is-busy .btn-label { opacity: .65; }

/* Upload ------------------------------------------------------------------- */

.upload { display: flex; flex-direction: column; gap: 14px; }

.dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  padding: 30px 20px;
  border: 1.5px dashed var(--border-strong);
  border-radius: var(--radius);
  background: var(--bg-sunken);
  cursor: pointer;
  text-align: center;
  transition: border-color .15s, background .15s;
}
.dropzone:hover, .dropzone:focus-visible { border-color: var(--accent); background: #0c141f; }
.dropzone.is-dragover { border-color: var(--accent); background: rgba(76,154,255,.08); }
.dropzone-icon { width: 30px; height: 30px; stroke: var(--text-dim); stroke-width: 1.6; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.dropzone-main { font-size: 14px; }
.dropzone-sub  { font-size: 12px; color: var(--text-faint); }

.upload-selected {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-sunken);
}
.file-chip { display: flex; align-items: center; gap: 11px; min-width: 0; }
.file-chip svg { width: 20px; height: 20px; stroke: var(--accent); fill: none; stroke-width: 1.6; flex: none; }
.file-chip div { min-width: 0; }
.file-chip strong { display: block; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-chip span { font-size: 12px; }

.upload-actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.foot-actions { display: flex; align-items: center; gap: 10px; }
.hint { margin: 0; font-size: 12.5px; color: var(--text-faint); }

/* Alerts ------------------------------------------------------------------- */

.alert {
  margin-top: 14px;
  padding: 10px 13px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  border: 1px solid;
}
.alert.error { background: rgba(248,81,73,.08);  border-color: rgba(248,81,73,.35);  color: #ffb3ae; }
.alert.warn  { background: rgba(210,153,34,.08); border-color: rgba(210,153,34,.35); color: #ffd97a; }

/* Waveform ----------------------------------------------------------------- */

.wave-wrap { position: relative; }

.wave-scroll {
  position: relative;
  overflow-x: auto;
  overflow-y: hidden;
  background: var(--bg-sunken);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  border-bottom: none;
}
.wave-scroll::-webkit-scrollbar { height: 10px; }
.wave-scroll::-webkit-scrollbar-track { background: var(--bg-sunken); }
.wave-scroll::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 5px; }

.wave-spacer { height: var(--wave-height); position: relative; }

/* The canvas stays pinned in the viewport while the spacer scrolls under it;
   the drawing code re-renders from scrollLeft. Keeps the native scrollbar. */
.wave-canvas {
  position: sticky;
  left: 0;
  top: 0;
  display: block;
  width: 100%;
  height: var(--wave-height);
  cursor: text;
}
.wave-canvas.is-grabbing { cursor: grabbing; }
.wave-canvas.is-resizing { cursor: col-resize; }

.wave-ruler {
  position: relative;
  height: 22px;
  border: 1px solid var(--border);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  background: var(--bg-raised);
  overflow: hidden;
}
.wave-ruler span {
  position: absolute;
  top: 3px;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--text-faint);
  transform: translateX(-50%);
  white-space: nowrap;
  pointer-events: none;
}
.wave-ruler span::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -3px;
  width: 1px;
  height: 5px;
  background: var(--border-strong);
}

.wave-loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  background: rgba(10,14,20,.8);
  color: var(--text-dim);
  font-size: 13px;
  border-radius: var(--radius-sm);
}

/* Player ------------------------------------------------------------------- */

.player {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 15px;
}

.time-readout {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--mono);
  font-size: 14px;
  padding: 5px 11px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-sunken);
}
.time-readout .sep { color: var(--text-faint); }

.rate, .loop-toggle, .check {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  color: var(--text-dim);
  white-space: nowrap;
}
.rate select {
  background: var(--bg-sunken);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 4px 7px;
}
.loop-toggle input, .check input { accent-color: var(--accent); width: 14px; height: 14px; }
.check span { border-bottom: 1px dotted var(--text-faint); cursor: help; }

.zoom { display: inline-flex; gap: 5px; }

/* DER ---------------------------------------------------------------------- */

.der-body {
  display: grid;
  grid-template-columns: minmax(200px, 260px) 1fr;
  gap: 22px;
  align-items: center;
}
@media (max-width: 720px) { .der-body { grid-template-columns: 1fr; } }

.der-figure { text-align: center; }
.der-value {
  font-family: var(--mono);
  font-size: 44px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -1px;
  color: var(--accent);
  transition: color .2s;
}
.der-value.is-good { color: var(--good); }
.der-value.is-warn { color: var(--warn); }
.der-value.is-bad  { color: var(--bad); }
.der-value.is-stale { color: var(--text-faint); }
.der-caption { font-size: 12px; color: var(--text-faint); margin-top: 5px; }
.der-caption strong { color: var(--text-dim); font-weight: 600; }

.der-baseline {
  margin-top: 9px;
  font-size: 11.5px;
  font-family: var(--mono);
  color: var(--text-faint);
  border-top: 1px solid var(--border);
  padding-top: 8px;
}
.der-baseline b { color: var(--text-dim); font-weight: 600; }

.der-breakdown {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
  margin: 0;
}
.der-breakdown > div {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-sunken);
}
.der-breakdown dt { font-size: 11.5px; color: var(--text-faint); text-transform: uppercase; letter-spacing: .4px; }
.der-breakdown dd { margin: 4px 0 0; font-family: var(--mono); font-size: 14.5px; }

/* Segments table ----------------------------------------------------------- */

.segmented {
  display: inline-flex;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.seg-btn {
  padding: 6px 12px;
  background: transparent;
  border: none;
  border-right: 1px solid var(--border-strong);
  color: var(--text-dim);
  cursor: pointer;
  font-size: 12.5px;
}
.seg-btn:last-child { border-right: none; }
.seg-btn:hover { background: #1d2632; color: var(--text); }
.seg-btn.is-active { background: var(--accent-dim); color: #d7e8ff; }

.table-scroll { overflow-x: auto; }

table.segments {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
table.segments th {
  position: sticky;
  top: 0;
  z-index: 2;
  text-align: left;
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .4px;
  color: var(--text-faint);
  background: var(--bg-raised);
  padding: 9px 10px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
table.segments td {
  padding: 7px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
table.segments tbody tr:hover { background: rgba(76,154,255,.04); }
table.segments tbody tr.is-selected { background: rgba(76,154,255,.1); }
table.segments tbody tr.is-playing td:first-child { box-shadow: inset 3px 0 0 var(--good); }
table.segments tbody tr.has-error { background: rgba(248,81,73,.07); }

.col-jump    { width: 34px; }
.col-speaker { width: 168px; }
.col-time    { width: 132px; }
.col-dur     { width: 86px; }
.col-actions { width: 44px; }

.jump-btn {
  display: grid;
  place-items: center;
  width: 24px; height: 24px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  padding: 0;
}
.jump-btn:hover { border-color: var(--accent); color: var(--accent); background: rgba(76,154,255,.1); }
.jump-btn svg { width: 11px; height: 11px; fill: currentColor; }

.speaker-cell { display: flex; align-items: center; gap: 8px; }
.swatch {
  width: 9px; height: 22px;
  border-radius: 3px;
  flex: none;
}

.cell-input {
  width: 100%;
  padding: 5px 8px;
  background: var(--bg-sunken);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color .12s, background .12s;
  min-width: 0;
}
.cell-input:hover { border-color: var(--border-strong); }
.cell-input:focus { outline: none; border-color: var(--accent); background: #0c141f; }
.cell-input.time { font-family: var(--mono); }
.cell-input.is-invalid {
  border-color: var(--bad);
  background: rgba(248,81,73,.07);
}

.field-error {
  display: block;
  margin-top: 3px;
  font-size: 11.5px;
  color: #ffb3ae;
}

.dur-cell { font-family: var(--mono); color: var(--text-dim); font-size: 12.5px; }

.timestamp-link {
  font-family: var(--mono);
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px dashed rgba(76,154,255,.45);
  cursor: pointer;
}
.timestamp-link:hover { border-bottom-style: solid; }

.empty {
  margin: 0;
  padding: 26px;
  text-align: center;
  color: var(--text-faint);
  font-size: 13px;
}

/* Notes -------------------------------------------------------------------- */

.notes { border-color: rgba(210,153,34,.28); }
.notes .card-head { background: rgba(210,153,34,.07); }

.markdown { font-size: 13.5px; color: var(--text-dim); }
.markdown > *:first-child { margin-top: 0; }
.markdown > *:last-child  { margin-bottom: 0; }
.markdown h1, .markdown h2, .markdown h3, .markdown h4 { color: var(--text); margin: 1.35em 0 .5em; line-height: 1.3; }
.markdown h1 { font-size: 19px; }
.markdown h2 { font-size: 16px; border-bottom: 1px solid var(--border); padding-bottom: .3em; }
.markdown h3 { font-size: 14.5px; }
.markdown h4 { font-size: 13.5px; color: var(--text-dim); }
.markdown p, .markdown ul, .markdown ol { margin: .65em 0; }
.markdown ul, .markdown ol { padding-left: 1.4em; }
.markdown li { margin: .25em 0; }
.markdown a { color: var(--accent); }
.markdown strong { color: var(--text); }
.markdown code {
  font-family: var(--mono);
  font-size: .89em;
  background: var(--bg-sunken);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 5px;
}
.markdown pre {
  background: var(--bg-sunken);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  overflow-x: auto;
}
.markdown pre code { background: none; border: none; padding: 0; font-size: 12.5px; }
.markdown blockquote {
  margin: .8em 0;
  padding: 2px 14px;
  border-left: 3px solid var(--warn);
  background: rgba(210,153,34,.05);
  color: var(--text-dim);
}
.markdown hr { border: none; border-top: 1px solid var(--border); margin: 1.4em 0; }
.markdown table { border-collapse: collapse; width: 100%; margin: .8em 0; font-size: 12.5px; }
.markdown th, .markdown td { border: 1px solid var(--border); padding: 6px 10px; text-align: left; }
.markdown th { background: var(--bg-raised); color: var(--text); }
.markdown img { max-width: 100%; }

/* Toasts ------------------------------------------------------------------- */

.toast-stack {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 9px;
  max-width: min(400px, calc(100vw - 36px));
}
.toast {
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--bg-raised);
  font-size: 13px;
  box-shadow: 0 10px 30px rgba(0,0,0,.45);
  animation: toast-in .18s ease-out;
}
.toast.ok  { border-color: rgba(63,185,80,.45);  }
.toast.bad { border-color: rgba(248,81,73,.45);  }
.toast strong { display: block; margin-bottom: 2px; }
.toast code { font-family: var(--mono); font-size: 12px; color: var(--text-dim); word-break: break-all; }
.toast-note {
  display: block;
  margin-top: 6px;
  color: var(--text-dim);
  font-size: 12px;
  line-height: 1.45;
}
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } }