/* ── Theme & reset ─────────────────────────────────────────────────────── */
:root {
  --bg: #f6f8fb;
  --panel: #ffffff;
  --border: #e5e8ee;
  --border-strong: #d3d9e4;
  --text: #111827;
  --text-soft: #4b5563;
  --muted: #6b7280;
  --accent: #4f46e5;
  --accent-soft: #eef2ff;
  --accent-strong: #4338ca;
  --success: #16a34a;
  --warn: #f59e0b;
  --danger: #dc2626;
  --vo-bg: #fffbeb;
  --vo-border: #f59e0b;
  --vo-label: #b45309;
  --vis-bg: #f0fdf4;
  --vis-border: #22c55e;
  --vis-label: #15803d;
  --radius: 10px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);
  --shadow: 0 1px 3px rgba(15, 23, 42, .08), 0 4px 12px rgba(15, 23, 42, .06);
  --shadow-lg: 0 8px 28px rgba(15, 23, 42, .12);
  --sidebar-w: 304px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select { font: inherit; color: inherit; }
.muted { color: var(--muted); }

/* ── Login ─────────────────────────────────────────────────────────────── */
.login-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #4f46e5 0%, #1e3a8a 100%);
  padding: 20px;
}
.login-card {
  background: #fff;
  width: 100%;
  max-width: 420px;
  border-radius: var(--radius-lg);
  box-shadow: 0 30px 60px rgba(0, 0, 0, .25);
  padding: 36px 32px;
}
.login-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
}
.login-brand h1 { font-size: 18px; font-weight: 700; }
.login-brand p { font-size: 12px; color: var(--muted); margin-top: 2px; }
.brand-mark {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, #4f46e5, #7c3aed);
  display: grid; place-items: center;
  color: #fff; font-weight: 800; font-size: 16px;
  letter-spacing: .03em;
  flex-shrink: 0;
}
.brand-mark.small { width: 34px; height: 34px; font-size: 13px; border-radius: 9px; }
.login-form { display: flex; flex-direction: column; gap: 14px; }
.login-form label { display: flex; flex-direction: column; gap: 6px; font-size: 12px; font-weight: 600; color: var(--text-soft); }
.login-form input {
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 14px;
  background: #fff;
  transition: border-color .15s, box-shadow .15s;
}
.login-form input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, .15);
}
.login-error {
  background: #fef2f2;
  color: var(--danger);
  border: 1px solid #fecaca;
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 12px;
}
.login-foot { margin-top: 18px; text-align: center; font-size: 11px; color: var(--muted); }

.google-signin-btn {
  width: 100%;
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.google-signin-btn svg { background: #fff; border-radius: 50%; padding: 1px; }

/* ── Buttons ───────────────────────────────────────────────────────────── */
.btn-primary {
  background: var(--accent);
  color: #fff;
  border-radius: 8px;
  padding: 10px 16px;
  font-weight: 600;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: background .15s, transform .1s, box-shadow .15s;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover:not(:disabled) {
  background: var(--accent-strong);
  box-shadow: 0 4px 10px rgba(79, 70, 229, .25);
}
.btn-primary:active:not(:disabled) { transform: translateY(1px); }
.btn-primary:disabled { opacity: .55; cursor: not-allowed; }
.btn-primary.btn-small { padding: 7px 12px; font-size: 12px; }
.btn-icon { font-size: 16px; line-height: 1; }

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border-strong);
  border-radius: 7px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-soft);
  transition: background .15s, border-color .15s, color .15s;
}
.btn-ghost:hover { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }

.btn-danger {
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: 7px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--danger);
  transition: background .15s;
}
.btn-danger:hover { background: #fee2e2; }

.link-btn { color: var(--muted); font-size: 12px; padding: 4px 8px; border-radius: 5px; }
.link-btn:hover { color: var(--accent); background: var(--accent-soft); }

/* ── Shell ─────────────────────────────────────────────────────────────── */
.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  min-height: 100vh;
}

/* ── Sidebar ───────────────────────────────────────────────────────────── */
.sidebar {
  background: #fff;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  height: 100vh;
  position: sticky;
  top: 0;
  overflow: hidden;
}
.sidebar-header { padding: 18px 20px 14px; border-bottom: 1px solid var(--border); }
.brand { display: flex; align-items: center; gap: 10px; }
.brand-name { font-size: 14px; font-weight: 700; }
.brand-tagline { font-size: 10px; color: var(--muted); margin-top: 2px; }

.new-btn { margin: 16px 16px 12px; }

.storage-card {
  margin: 0 16px 16px;
  padding: 12px 14px;
  background: var(--accent-soft);
  border: 1px solid #c7d2fe;
  border-radius: 10px;
}
.storage-row {
  display: flex; justify-content: space-between; align-items: baseline;
  font-size: 11px; color: var(--text-soft); font-weight: 600;
}
.storage-amount { font-variant-numeric: tabular-nums; color: var(--text); }
.storage-bar {
  margin: 7px 0 6px;
  height: 6px;
  background: rgba(255, 255, 255, .8);
  border-radius: 3px;
  overflow: hidden;
}
.storage-fill {
  height: 100%;
  background: var(--accent);
  width: 0;
  transition: width .4s ease, background .2s;
}
.storage-fill--warn { background: var(--warn); }
.storage-fill--crit { background: var(--danger); }
.storage-foot { font-size: 10px; color: var(--muted); }

.history-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px 8px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
}

.history-list {
  flex: 1;
  overflow-y: auto;
  padding: 4px 8px 16px;
}
.history-list::-webkit-scrollbar { width: 8px; }
.history-list::-webkit-scrollbar-thumb { background: #d1d5db; border-radius: 4px; }
.history-list::-webkit-scrollbar-thumb:hover { background: #9ca3af; }

.history-empty {
  padding: 18px 16px;
  font-size: 12px;
  color: var(--muted);
  text-align: center;
  line-height: 1.6;
}

.hist-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: background .12s;
  position: relative;
}
.hist-item:hover { background: #f3f4f6; }
.hist-item--active {
  background: var(--accent-soft);
  box-shadow: inset 3px 0 0 var(--accent);
}
.hist-item-main { flex: 1; min-width: 0; }
.hist-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 4px;
}
.hist-meta {
  display: flex;
  gap: 5px;
  font-size: 10px;
  color: var(--muted);
  align-items: center;
  flex-wrap: wrap;
}
.hist-badge {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .04em;
  padding: 1px 6px;
  border-radius: 10px;
  text-transform: uppercase;
}
.hist-badge--done { background: #dcfce7; color: var(--success); }
.hist-badge--run { background: #fef3c7; color: #b45309; }
.hist-badge--err { background: #fee2e2; color: var(--danger); }

.hist-del {
  opacity: 0;
  width: 24px; height: 24px;
  border-radius: 5px;
  font-size: 13px;
  color: var(--muted);
  transition: opacity .12s, background .12s, color .12s;
  flex-shrink: 0;
}
.hist-item:hover .hist-del { opacity: 1; }
.hist-del:hover { background: #fee2e2; color: var(--danger); }

.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
}

/* ── Main area / Views ─────────────────────────────────────────────────── */
.main-area {
  position: relative;
  min-height: 100vh;
  overflow-x: hidden;
}

.view {
  padding: 32px 40px 60px;
  max-width: 1320px;
  margin: 0 auto;
}
/* ── View header ───────────────────────────────────────────────────────── */
.view-header { margin-bottom: 20px; max-width: 720px; }
.view-header .eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}
.view-header h1 {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -.01em;
  line-height: 1.25;
}
.view-header p {
  font-size: 13px;
  color: var(--muted);
  margin-top: 6px;
  max-width: 56ch;
}

/* ── Card primitive ────────────────────────────────────────────────────── */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 22px;
  margin-bottom: 16px;
  max-width: 720px;
}
.submit-card { padding: 0; overflow: hidden; }

/* ── Tabs ──────────────────────────────────────────────────────────────── */
.tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  background: #fafbfc;
}
.tab-btn {
  flex: 1;
  padding: 13px 18px;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  transition: color .12s, border-color .12s, background .12s;
}
.tab-btn:hover { color: var(--text); background: #f3f5f9; }
.tab-btn.active {
  color: var(--accent);
  background: var(--panel);
  border-bottom-color: var(--accent);
}

/* ── Card body / footer ────────────────────────────────────────────────── */
.tab-pane { padding: 0; }
.card-body { padding: 22px 22px 18px; }
.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 22px;
  border-top: 1px solid var(--border);
  background: #fafbfc;
}
.card-footer .btn-primary {
  padding: 9px 18px;
  font-size: 13px;
  white-space: nowrap;
}
.footer-hint {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.4;
}

/* ── Form field ────────────────────────────────────────────────────────── */
.field { display: flex; flex-direction: column; gap: 8px; }
.field-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--text-soft);
}
.field input[type="text"],
.field input[type="url"] {
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 14px;
  background: #fff;
  transition: border-color .12s, box-shadow .12s;
}
.field input::placeholder { color: #9aa2b1; }
.field input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, .15);
}

/* ── Upload zone ───────────────────────────────────────────────────────── */
.upload-zone {
  display: block;
  cursor: pointer;
  border: 1.5px dashed var(--border-strong);
  border-radius: 10px;
  padding: 32px 24px;
  text-align: center;
  background: #fafbfc;
  transition: border-color .12s, background .12s;
}
.upload-zone:hover { border-color: var(--accent); background: var(--accent-soft); }
.upload-zone--over { border-color: var(--accent); background: var(--accent-soft); }
.upload-icon {
  display: inline-flex;
  width: 40px; height: 40px;
  border-radius: 10px;
  align-items: center; justify-content: center;
  font-size: 20px; font-weight: 700;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 12px;
}
.upload-title { font-size: 14px; font-weight: 600; margin-bottom: 4px; }
.upload-meta { font-size: 11px; color: var(--muted); }

/* ── Submit error ──────────────────────────────────────────────────────── */
.submit-error {
  margin: 0 22px 18px;
  padding: 10px 14px;
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: 8px;
  font-size: 12px;
  color: var(--danger);
}

/* ── Hint card (lighter weight than submit-card) ───────────────────────── */
.hint-card {
  background: #f8fafc;
  border-color: #eef0f4;
  box-shadow: none;
  padding: 18px 22px;
}
.hint-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}
.hint-card h3 {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-soft);
}
.hint-pill {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 3px 8px;
  border-radius: 999px;
}
.hint-card ul { list-style: none; display: flex; flex-direction: column; gap: 6px; }
.hint-card li {
  padding-left: 18px;
  position: relative;
  font-size: 13px;
  color: var(--text-soft);
  line-height: 1.55;
}
.hint-card li::before {
  content: "›";
  position: absolute; left: 2px; top: -1px;
  color: var(--accent);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.55;
}
.hint-card li strong { color: var(--text); font-weight: 600; }

/* ── Job progress ──────────────────────────────────────────────────────── */
.progress-card { padding: 28px; }
.progress-stage {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}
.progress-bar {
  height: 8px;
  background: var(--accent-soft);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 14px;
}
.progress-fill {
  height: 100%;
  background: var(--accent);
  width: 0;
  transition: width .4s ease;
  background-image: linear-gradient(90deg, var(--accent), #7c3aed);
}
.progress-fill--err { background: var(--danger); background-image: none; }
.progress-message {
  font-size: 13px;
  color: var(--text-soft);
  line-height: 1.7;
}
.progress-detail {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
}
.progress-detail > div { display: flex; flex-direction: column; gap: 3px; font-size: 12px; }
.progress-detail span { color: var(--muted); font-size: 11px; }
.progress-detail strong { font-size: 13px; }

.job-actions { margin-top: 22px; }

/* ── Viewer ────────────────────────────────────────────────────────────── */
.viewer-header {
  padding: 24px 40px 22px;
  background: #ffffff;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 16px;
}
.viewer-title-block { flex: 1; min-width: 0; }
.viewer-header h1 {
  font-size: clamp(20px, 2vw, 26px);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 10px;
  color: var(--text);
  letter-spacing: -0.02em;
}
.viewer-meta {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--muted);
  align-items: center;
}
.viewer-meta span { white-space: nowrap; }
.viewer-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}
.export-group {
  display: inline-flex;
  border: 1px solid var(--border-strong);
  border-radius: 7px;
  overflow: hidden;
  background: #fff;
}
.export-group .btn-ghost {
  border: none;
  border-radius: 0;
  background: transparent;
  padding: 7px 12px;
}
.export-group .btn-ghost + .btn-ghost { border-left: 1px solid var(--border); }
.export-group .btn-ghost:hover { background: var(--accent-soft); color: var(--accent); }

.viewer-layout {
  max-width: 1500px;
  margin: 0 auto;
  padding: 24px 40px 60px;
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 24px;
  align-items: start;
}
.viewer-script-pane { min-width: 0; }
.viewer-player-pane { position: sticky; top: 18px; }
.player-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.player-card-header {
  background: #0f172a;
  color: #f1f5f9;
  padding: 9px 14px;
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 600;
}
.player-hint { font-size: 10px; color: #94a3b8; font-weight: 400; }
.player-wrap {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  background: #000;
}
.player-wrap video,
.player-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.player-error {
  position: absolute;
  inset: 0;
  background: #0f172a;
  color: #cbd5e1;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 24px;
}
.player-error-icon { font-size: 40px; margin-bottom: 8px; }
.player-error p { font-size: 13px; }
.player-footer {
  padding: 9px 14px;
  background: #f8fafc;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 11px;
}
#cur-time { color: var(--accent); font-weight: 700; font-variant-numeric: tabular-nums; font-size: 13px; }
#cur-beat { font-weight: 600; }
.autoplay-toggle { display: inline-flex; align-items: center; gap: 5px; cursor: pointer; color: var(--text-soft); }
.autoplay-toggle input { accent-color: var(--accent); }

/* Beats / sections ────────────────────────────────────────────────────── */
.section-header {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 0 0 10px;
  margin: 36px 0 14px;
  border-bottom: 2px solid var(--border);
}
.section-header:first-child { margin-top: 0; }
.section-number {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 4px 10px;
  border-radius: 5px;
}
.section-title {
  font-size: 18px;
  font-weight: 700;
  flex: 1;
  color: var(--text);
  letter-spacing: -0.01em;
}
.section-meta {
  font-size: 11px;
  color: var(--muted);
  font-weight: 500;
}

/* The beat: a proper card with subtle elevation */
.beat {
  position: relative;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 20px 18px;
  margin-bottom: 14px;
  cursor: pointer;
  transition: border-color .15s, box-shadow .15s, transform .12s;
  box-shadow: 0 1px 2px rgba(15, 23, 42, .03);
}
.beat:hover {
  border-color: #cbd5e1;
  box-shadow: 0 4px 16px rgba(15, 23, 42, .08);
}
.beat--active {
  border-color: rgba(79, 70, 229, .35);
  box-shadow: 0 6px 24px rgba(79, 70, 229, .14);
}
.beat--active::before {
  content: "";
  position: absolute;
  left: -1px; top: 16px; bottom: 16px;
  width: 3px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--accent), #7c3aed);
}

/* Beat header strip */
.beat-head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding-bottom: 12px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--border);
}
.beat-head-spacer { flex: 1; }
.beat-number-pill {
  display: inline-flex;
  align-items: center;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--muted);
  background: #f1f5f9;
  padding: 4px 10px;
  border-radius: 6px;
  transition: background .15s, color .15s;
}
.beat-type {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 5px;
}
.beat-type--narration { background: rgba(79, 70, 229, .1); color: var(--accent); }
.beat-type--visual_only { background: rgba(34, 197, 94, .12); color: var(--vis-label); }
.beat-type--ad_read { background: rgba(124, 58, 237, .12); color: #6d28d9; }
.beat-time-range {
  font-size: 12px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--text-soft);
}
.beat-time-range .arrow { color: var(--muted); margin: 0 3px; font-weight: 400; }

.beat--active .beat-number-pill {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 0 3px rgba(79, 70, 229, .14);
}
.beat--active .vo-text {
  background: linear-gradient(120deg, rgba(245, 158, 11, .35), rgba(245, 158, 11, .12));
  border-radius: 6px;
  padding: 6px 10px;
  margin: -6px -10px;
  color: #78350f;
  font-weight: 500;
  box-shadow: 0 0 0 1px rgba(245, 158, 11, .2);
  animation: nowPlayingPulse 2.4s ease-in-out infinite;
}
@keyframes nowPlayingPulse {
  0%, 100% { box-shadow: 0 0 0 1px rgba(245, 158, 11, .2); }
  50%      { box-shadow: 0 0 0 4px rgba(245, 158, 11, .15); }
}
/* Karaoke for on-camera dialogue (visual_only beats) */
.beat--active .vis-desc { color: #14532d; font-weight: 500; }
.beat--active .dialogue-block {
  background: linear-gradient(120deg, rgba(245, 158, 11, .35), rgba(245, 158, 11, .12));
  box-shadow: 0 0 0 1px rgba(245, 158, 11, .25);
  animation: nowPlayingPulse 2.4s ease-in-out infinite;
}
.beat--active .dlg-row { color: #78350f; font-weight: 500; }
.beat--active .dlg-quote { color: #b45309; }
/* Side bar tag that says "Now playing" */
.beat--active .beat-number-pill::after {
  content: " · NOW PLAYING";
  font-size: 9px;
  letter-spacing: .12em;
  margin-left: 6px;
  opacity: .85;
}

/* Body: two columns with subtle accent identity */
.beat-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  min-width: 0;
}

.vo-col, .vis-col {
  display: flex;
  flex-direction: column;
  background: transparent;
  border-radius: 0;
  border-left: 3px solid;
  padding-left: 14px;
  min-width: 0;
}
.vo-col { border-left-color: var(--vo-border); }
.vis-col { border-left-color: var(--vis-border); }

.col-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}
.vo-header, .vis-header { background: transparent; }
.col-label {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.vo-col .col-label { color: var(--vo-label); }
.vis-col .col-label { color: var(--vis-label); }

.ts-badge {
  font-size: 11px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  padding: 3px 10px;
  border-radius: 20px;
  white-space: nowrap;
}
.vo-col .ts-badge { background: rgba(245, 158, 11, .2); color: var(--vo-label); }
.vis-col .ts-badge { background: rgba(34, 197, 94, .2); color: var(--vis-label); }
.ts-empty { opacity: .4; cursor: default; }
.ts-seek { cursor: pointer; transition: background .12s, transform .1s; }
.ts-seek:hover {
  background: rgba(79, 70, 229, .25) !important;
  color: var(--accent) !important;
  transform: scale(1.05);
}
.vis-ts-seek:hover {
  background: rgba(34, 197, 94, .35) !important;
  color: var(--vis-label) !important;
}

.col-content { flex: 1; min-width: 0; }

.tone-tag {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  font-style: italic;
  color: #6d28d9;
  background: rgba(124, 58, 237, .08);
  padding: 3px 10px;
  border-radius: 4px;
  margin-bottom: 10px;
  letter-spacing: .02em;
}
.vo-text {
  font-size: 14.5px;
  line-height: 1.7;
  color: #1f2937;
  word-wrap: break-word;
  transition: background .25s;
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, "Georgia", serif;
}
.vis-desc {
  font-size: 14px;
  line-height: 1.65;
  color: #1f2937;
  margin-bottom: 10px;
  word-wrap: break-word;
}

.viz-meta {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 12px;
  padding: 8px 0;
  border-top: 1px dashed var(--border);
}
.viz-meta:first-of-type { border-top: none; padding-top: 4px; }
.viz-label {
  font-weight: 700;
  color: var(--muted);
  white-space: nowrap;
  min-width: 100px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding-top: 1px;
}
.viz-val { color: #374151; word-wrap: break-word; line-height: 1.55; }

.viz-summary {
  margin-top: 12px;
  padding: 10px 14px;
  background: #f0fdf4;
  border-left: 3px solid var(--vis-border);
  border-radius: 0 6px 6px 0;
  font-size: 12.5px;
  font-style: italic;
  color: #166534;
  line-height: 1.6;
}

.dialogue-block {
  margin: 12px 0;
  padding: 12px 14px;
  background: #fffbeb;
  border-left: 3px solid var(--vo-border);
  border-radius: 0 6px 6px 0;
}
.dlg-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #92400e;
  margin-bottom: 8px;
}
.dlg-row { font-size: 13px; line-height: 1.7; margin-bottom: 6px; color: #78350f; }
.dlg-row:last-child { margin-bottom: 0; }
.dlg-speaker {
  display: inline-block;
  font-weight: 700;
  margin-right: 8px;
  color: #b45309;
  min-width: 60px;
}
.dlg-quote { font-style: italic; }

/* ── Comments ──────────────────────────────────────────────────────────── */
.comment-block {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.comment-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-soft);
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 6px;
  background: #f8fafc;
  transition: color .12s, background .12s;
}
.comment-toggle:hover { color: var(--accent); background: var(--accent-soft); }
.comment-panel {
  margin-top: 12px;
  padding: 14px 16px;
  background: #fafbfc;
  border-radius: 10px;
  border: 1px solid var(--border);
}
.comment-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 10px; }
.comment-empty { font-size: 12px; color: var(--muted); padding: 4px 0; }
.comment {
  background: #f9fafb;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 7px 10px;
  position: relative;
}
.comment-head {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 6px;
  font-size: 11px;
}
.comment-author { font-weight: 700; color: var(--text); }
.comment-time { color: var(--muted); flex: 1; }
.comment-actions {
  display: inline-flex;
  gap: 2px;
  opacity: 0;
  transition: opacity .15s;
}
.comment:hover .comment-actions,
.comment--editing .comment-actions { opacity: 1; }
.comment-edit,
.comment-del {
  font-size: 12px;
  line-height: 1;
  color: var(--muted);
  width: 24px;
  height: 24px;
  border-radius: 5px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background .12s, color .12s;
}
.comment-edit:hover { background: var(--accent-soft); color: var(--accent); }
.comment-del:hover { background: #fee2e2; color: var(--danger); }
.comment-body {
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--text-soft);
  white-space: pre-wrap;
  word-wrap: break-word;
}
.comment--editing { background: #fff; border-color: var(--accent); }
.comment-edit-input {
  width: 100%;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 12.5px;
  line-height: 1.55;
  font-family: inherit;
  resize: vertical;
  min-height: 60px;
  background: #fff;
}
.comment-edit-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(79, 70, 229, .15);
}
.comment-edit-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-top: 6px;
}
.comment-form { display: flex; flex-direction: column; gap: 6px; }
.comment-form input,
.comment-form textarea {
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  padding: 7px 10px;
  font-size: 12px;
  background: #fff;
  resize: vertical;
}
.comment-form input:focus,
.comment-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(79, 70, 229, .15);
}
.comment-form button { align-self: flex-end; }

/* Summary */
.summary-section {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 2px solid var(--border);
}
.summary-title { font-size: 18px; font-weight: 700; margin-bottom: 16px; }
.summary-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
@media (min-width: 900px) {
  .summary-grid { grid-template-columns: 1.6fr 1fr; }
  .sum-card--full { grid-column: 1 / -1; }
}
.sum-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.sum-card-header {
  background: #f8fafc;
  border-bottom: 1px solid var(--border);
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 700;
}
.sum-card-header small { font-weight: 400; color: var(--muted); font-size: 11px; }
.sum-body { padding: 14px 16px; font-size: 13px; line-height: 1.8; color: var(--text-soft); white-space: pre-wrap; }
.peaks-list { padding: 10px 14px; display: flex; flex-direction: column; gap: 7px; }
.peak-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 8px 10px;
  background: #fffbeb;
  border: 1px solid #fbbf24;
  border-radius: 8px;
  font-size: 12px;
  cursor: pointer;
  transition: background .12s;
}
.peak-item:hover { background: #fef3c7; }
.peak-ts { font-weight: 700; color: #92400e; white-space: nowrap; background: rgba(251, 191, 36, .25); padding: 2px 8px; border-radius: 12px; }
.peak-desc { color: #78350f; line-height: 1.5; }
.highlights-list { list-style: none; padding: 10px 14px; display: flex; flex-direction: column; gap: 7px; }
.highlight-item {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  font-size: 12px;
  color: #1e40af;
  padding: 7px 10px;
  background: #eff6ff;
  border: 1px solid #93c5fd;
  border-radius: 8px;
  line-height: 1.5;
}
.highlight-item::before { content: "✦"; flex-shrink: 0; color: #3b82f6; }
.empty { color: var(--muted); font-style: italic; font-size: 12px; padding: 8px; }

/* ── Toast ─────────────────────────────────────────────────────────────── */
.toast-stack {
  position: fixed;
  bottom: 24px; right: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 9999;
}
.toast {
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  background: #1f2937;
  color: #fff;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .2s, transform .2s;
  max-width: 360px;
}
.toast--in { opacity: 1; transform: translateY(0); }
.toast-success { background: var(--success); }
.toast-error { background: var(--danger); }

/* ── Responsive ────────────────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .viewer-layout { grid-template-columns: 1fr; }
  .viewer-player-pane { position: static; order: -1; }
}
@media (max-width: 900px) {
  :root { --sidebar-w: 100%; }
  .app-shell { grid-template-columns: 1fr; }
  .sidebar {
    position: relative;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .history-list { max-height: 200px; }
  .view, .viewer-layout { padding-left: 16px; padding-right: 16px; }
  .viewer-header { padding: 18px 16px; }
  .beat { padding: 14px 16px; }
  .beat-body { grid-template-columns: 1fr; gap: 14px; }
}