/* Exhume — light/dark palettes via custom properties */

:root {
  color-scheme: light dark;
  --bg: #f7f7f9;
  --surface: #ffffff;
  --text: #1b1b21;
  --muted: #70707e;
  --accent: #6d4aff;
  --accent-contrast: #ffffff;
  --accent-soft: rgba(109, 74, 255, 0.10);
  --border: rgba(24, 24, 48, 0.12);
  --danger: #b93a3a;
  --danger-soft: rgba(185, 58, 58, 0.07);
  --ok: #2c8a4b;
  --radius: 14px;
  --radius-sm: 10px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111114;
    --surface: #1a1a20;
    --text: #ececf2;
    --muted: #9a9aa6;
    --accent: #8f75ff;
    --accent-contrast: #16101f;
    --accent-soft: rgba(143, 117, 255, 0.14);
    --border: rgba(255, 255, 255, 0.12);
    --danger: #e06a6a;
    --danger-soft: rgba(224, 106, 106, 0.10);
    --ok: #5fbf7f;
  }
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.page {
  max-width: 1040px;
  min-height: 100dvh;
  margin: 0 auto;
  padding: 48px 24px 24px;
  display: flex;
  flex-direction: column;
}

[hidden] { display: none !important; }

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

/* ---------- header / footer ---------- */

.site-header { margin-bottom: 40px; }

.wordmark {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.wm-mark { color: var(--accent); flex: none; }

.wordmark strong {
  color: var(--accent);
  font-weight: 750;
}

.tagline {
  margin: 4px 0 0;
  color: var(--muted);
}

.site-footer {
  margin-top: auto;
  padding-top: 48px;
}

.site-footer p {
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.8125rem;
}

/* ---------- shared bits ---------- */

.muted { color: var(--muted); }
.filename { word-break: break-word; }
.tnum { font-variant-numeric: tabular-nums; }

.state-title {
  margin: 0 0 16px;
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 32px;
  text-align: center;
}

.panel-error {
  border-color: color-mix(in srgb, var(--danger) 55%, transparent);
  background: var(--danger-soft);
}
.error-text { margin: 0 0 8px; overflow-wrap: anywhere; }

.notice {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 0.875rem;
  overflow-wrap: anywhere;
}

.btn {
  display: inline-block;
  padding: 10px 22px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 160ms ease, opacity 160ms ease, transform 160ms ease;
}

.btn.primary {
  background: var(--accent);
  color: var(--accent-contrast);
}

.btn.primary:hover:not(:disabled),
.btn.primary:focus-visible { background: color-mix(in srgb, var(--accent) 88%, var(--text)); }
.btn.primary:active:not(:disabled) { transform: translateY(1px); }

.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.btn:focus-visible,
.linklike:focus-visible,
.dropzone:focus-within {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.linklike {
  padding: 0;
  border: none;
  background: none;
  font: inherit;
  color: var(--accent);
  text-decoration: underline;
  cursor: pointer;
}

input[type="checkbox"] { accent-color: var(--accent); }

input[type="checkbox"]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ---------- 1. idle / dropzone ---------- */

.dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 72px 24px;
  border: 1.5px dashed color-mix(in srgb, var(--accent) 35%, var(--border));
  border-radius: var(--radius);
  background: var(--surface);
  text-align: center;
  cursor: pointer;
  transition: border-color 180ms ease, background-color 180ms ease;
}

.dropzone:hover,
.dropzone.is-dragover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.dz-icon { color: var(--accent); margin-bottom: 10px; }
.dz-title { font-size: 1.125rem; font-weight: 600; }
.dz-sub { color: var(--muted); font-size: 0.875rem; }

/* ---------- progress / spinner ---------- */

.progress {
  height: 8px;
  max-width: 420px;
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--accent-soft);
  overflow: hidden;
}

.progress-fill {
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: var(--accent);
  transition: width 150ms linear;
}

.progress-label {
  margin: 10px 0 0;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.spinner {
  width: 28px;
  height: 28px;
  margin: 0 auto 18px;
  border: 3px solid var(--accent-soft);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 800ms linear infinite;
}

@keyframes spin { to { transform: rotate(1turn); } }

@media (prefers-reduced-motion: reduce) {
  .spinner { animation-duration: 2s; }
  .btn, .dropzone, .progress-fill, tbody tr { transition: none; }
}

/* ---------- 4. ready / sequences table ---------- */

.summary {
  margin: 0 0 16px;
  font-weight: 500;
  overflow-wrap: anywhere;
}

.table-wrap {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  max-height: min(62vh, 620px);
  overflow: auto;
}

#seq-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
}

#seq-table th,
#seq-table td {
  padding: 9px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

#seq-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

#seq-table thead abbr[title] { text-decoration: none; }

#seq-table tbody tr:last-child td { border-bottom: none; }

#seq-table tbody tr {
  cursor: pointer;
  transition: background-color 150ms ease;
}

/* Hover stays neutral; selection gets a light wash plus an accent hairline so
   it reads even when every row is selected. */
#seq-table tbody tr:hover { background: color-mix(in srgb, var(--text) 4%, transparent); }
#seq-table tbody tr.is-selected {
  background: color-mix(in srgb, var(--accent) 6%, transparent);
  box-shadow: inset 2px 0 0 var(--accent);
}
#seq-table tbody tr.is-selected:hover {
  background: color-mix(in srgb, var(--accent) 11%, transparent);
}
#seq-table tbody tr.is-empty td { color: var(--muted); }
#seq-table tbody tr.is-empty .cell-name::after { content: " (empty)"; color: var(--muted); }

.col-check { width: 1%; }
.col-name, td.cell-name { text-align: left; }
td.cell-name { white-space: normal; overflow-wrap: anywhere; min-width: 240px; max-width: 620px; }

.col-num, td.cell-num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.actions { margin-top: 20px; text-align: center; }

/* Small screens: drop Resolution so the sequence name, fps and duration stay
   attached without horizontal panning. */
@media (max-width: 640px) {
  #seq-table th:nth-child(4), #seq-table td:nth-child(4) { display: none; }
}

/* ---------- 6. done ---------- */

.done-icon { color: var(--ok); margin-bottom: 10px; }

.file-list {
  max-width: 520px;
  margin: 24px auto;
  padding: 0;
  list-style: none;
  text-align: left;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.file-list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 9px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
}

.file-list li:last-child { border-bottom: none; }

.file-list a {
  color: var(--accent);
  text-decoration: none;
  overflow-wrap: anywhere;
}

.file-list a:hover { text-decoration: underline; }

.file-size {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}