:root {
  --bg: #121417;
  --surface: #1b2026;
  --surface-muted: #242b33;
  --text: #f3f6f8;
  --muted: #a8b1bd;
  --line: #343c46;
  --line-strong: #596575;
  --shadow: 0 22px 48px rgba(0, 0, 0, 0.34);
  --shadow-soft: 0 12px 28px rgba(0, 0, 0, 0.24);
  --stress-bg: #4a1f23;
  --stress-border: #fb7185;
  --gesture-bg: #4a311c;
  --gesture-border: #fb923c;
  --good-bg: #173825;
  --good-border: #4ade80;
  --eye-bg: #123a38;
  --eye-border: #2dd4bf;
  --voice-bg: #25294d;
  --voice-border: #818cf8;
  --filler-bg: #473817;
  --filler-border: #fbbf24;
  --repeat-bg: #471f36;
  --repeat-border: #f472b6;
  --neutral-bg: #1f3448;
  --neutral-border: #60a5fa;
  --focus: #f8fafc;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(45, 212, 191, 0.12), transparent 360px),
    linear-gradient(180deg, #171a1f 0, #121417 420px, #121417 100%);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
}

button {
  font: inherit;
}

.app-shell {
  width: min(1320px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 42px;
}

.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 4px 0 22px;
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 0.98;
}

.brand-mark {
  display: block;
  margin-bottom: 6px;
  color: #5eead4;
  font-size: clamp(3rem, 7vw, 5.6rem);
  font-weight: 800;
  line-height: 0.9;
}

.header-subtitle {
  max-width: 720px;
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.55;
}

.export-button {
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid #f8fafc;
  border-radius: 6px;
  background: #f8fafc;
  color: #111827;
  cursor: pointer;
}

.header-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.load-button {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}

#reportInput {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

.load-button:hover,
.load-button:focus-within {
  border-color: var(--text);
}

.export-button:hover,
.export-button:focus-visible {
  background: #dce3ea;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 14px;
  margin: 10px 0 16px;
}

.summary-card {
  position: relative;
  min-height: 118px;
  overflow: hidden;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.summary-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: var(--neutral-border);
}

.summary-card:nth-child(2)::before {
  background: var(--gesture-border);
}

.summary-card:nth-child(3)::before {
  background: var(--eye-border);
}

.summary-card:nth-child(4)::before {
  background: var(--stress-border);
}

.summary-card:nth-child(5)::before {
  background: var(--voice-border);
}

.summary-card:nth-child(6)::before {
  background: var(--good-border);
}

.summary-label,
.summary-note {
  display: block;
  color: var(--muted);
  font-size: 0.88rem;
}

.summary-card strong {
  display: block;
  margin: 10px 0 6px;
  font-size: 2.05rem;
  line-height: 1;
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 14px;
}

.legend span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 30px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(27, 32, 38, 0.82);
  color: var(--muted);
  font-size: 0.9rem;
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.legend-dot.stress {
  background: var(--stress-border);
}

.legend-dot.gesture {
  background: var(--gesture-border);
}

.legend-dot.eye {
  background: var(--eye-border);
}

.legend-dot.good {
  background: var(--good-border);
}

.legend-dot.voice {
  background: var(--voice-border);
}

.legend-dot.neutral {
  background: var(--neutral-border);
}

.metadata-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 1rem;
}

.metadata-strip span,
.metadata-strip button {
  display: inline-flex;
  gap: 6px;
  min-height: 42px;
  align-items: center;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--muted);
  font: inherit;
  box-shadow: 0 8px 18px rgba(23, 32, 51, 0.05);
}

.metadata-strip button {
  cursor: pointer;
}

.metadata-strip button:hover,
.metadata-strip button:focus-visible,
.metadata-strip button.active {
  border-color: var(--focus);
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.metadata-strip strong {
  color: var(--text);
  font-size: 0.82rem;
  text-transform: uppercase;
}

.review-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 22px;
  align-items: start;
}

.transcript-panel,
.details-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.transcript-panel {
  min-height: 560px;
  padding: 20px;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.section-heading h2 {
  margin-bottom: 0;
  font-size: 1.32rem;
}

.section-heading p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.transcript-list {
  display: grid;
  gap: 12px;
}

.transcript-row {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 16px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-muted);
  transition: border-color 140ms ease, background 140ms ease;
}

.transcript-row:hover {
  border-color: var(--line-strong);
  background: #2a323b;
}

.timestamp {
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 700;
  line-height: 1.6;
  white-space: nowrap;
}

.transcript-text {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.75;
}

.highlight {
  display: inline;
  padding: 3px 6px;
  border: 0;
  border-bottom: 3px solid transparent;
  border-radius: 5px;
  color: var(--text);
  cursor: pointer;
  line-height: 1.65;
  text-align: left;
}

.highlight:hover,
.highlight:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.highlight.active {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.highlight.stress {
  background: var(--stress-bg);
  border-bottom-color: var(--stress-border);
}

.highlight.gesture {
  background: var(--gesture-bg);
  border-bottom-color: var(--gesture-border);
}

.highlight.eye {
  background: var(--eye-bg);
  border-bottom-color: var(--eye-border);
}

.highlight.good {
  background: var(--good-bg);
  border-bottom-color: var(--good-border);
}

.highlight.voice {
  background: var(--voice-bg);
  border-bottom-color: var(--voice-border);
}

.highlight.neutral {
  background: var(--neutral-bg);
  border-bottom-color: var(--neutral-border);
}

.highlight.filler {
  background: var(--filler-bg);
  border-bottom-color: var(--filler-border);
}

.highlight.repeat {
  background: var(--repeat-bg);
  border-bottom-color: var(--repeat-border);
}

.details-panel {
  position: sticky;
  top: 20px;
  min-height: 360px;
  padding: 20px;
}

.empty-state h2,
.details-content h2 {
  margin-bottom: 10px;
  font-size: 1.35rem;
}

.empty-state p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.6;
}

.details-content {
  animation: detailsFade 140ms ease;
}

@keyframes detailsFade {
  from {
    opacity: 0;
    transform: translateY(4px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hidden {
  display: none;
}

.details-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.detail-badge {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 700;
}

.detail-badge.stress {
  background: var(--stress-bg);
  color: #fecdd3;
}

.detail-badge.gesture {
  background: var(--gesture-bg);
  color: #fed7aa;
}

.detail-badge.eye {
  background: var(--eye-bg);
  color: #99f6e4;
}

.detail-badge.good {
  background: var(--good-bg);
  color: #bbf7d0;
}

.eye-report {
  margin-top: 26px;
  padding-top: 2px;
}

.eye-empty {
  margin: 0;
  padding: 14px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  background: var(--surface-muted);
  color: var(--muted);
  line-height: 1.5;
}

.eye-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.eye-metric {
  min-height: 110px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.eye-metric span {
  display: block;
  color: var(--muted);
  font-size: 0.82rem;
}

.eye-metric strong {
  display: block;
  margin-top: 8px;
  font-size: 1.55rem;
  line-height: 1.2;
}

.eye-card-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(330px, 0.85fr);
  gap: 16px;
}

.eye-visual-card {
  min-height: 360px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.eye-visual-card-wide {
  grid-column: 1 / -1;
}

.eye-visual-card h3 {
  margin: 0 0 4px;
  font-size: 1.08rem;
}

.eye-visual-card p {
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 0.9rem;
}

.eye-visual-card img {
  display: block;
  width: 100%;
  max-height: 560px;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fafc;
}

.audience-map {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-rows: 190px 118px;
  gap: 14px;
}

.audience-zone {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-width: 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(
      rgba(45, 212, 191, calc(var(--zone-strength) * 0.28)),
      rgba(45, 212, 191, calc(var(--zone-strength) * 0.12))
    ),
    var(--surface);
}

.audience-zone span {
  color: var(--muted);
  font-size: 0.84rem;
}

.audience-zone strong {
  font-size: 2rem;
  line-height: 1;
}

.audience-zone i {
  display: block;
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(248, 250, 252, 0.2);
}

.audience-zone b {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: currentColor;
}

.audience-zone.left-audience {
  color: #93c5fd;
}

.audience-zone.center-audience {
  color: #86efac;
}

.audience-zone.right-audience {
  color: #fdba74;
}

.audience-zone.notes-floor {
  grid-column: 1 / -1;
  color: #fca5a5;
}

.detail-badge.voice {
  background: var(--voice-bg);
  color: #c7d2fe;
}

.detail-badge.neutral {
  background: var(--neutral-bg);
  color: #bfdbfe;
}

.detail-badge.filler {
  background: var(--filler-bg);
  color: #fde68a;
}

.detail-badge.repeat {
  background: var(--repeat-bg);
  color: #fbcfe8;
}

.detail-time {
  color: var(--muted);
  font-size: 0.9rem;
  white-space: nowrap;
}

.detail-list {
  display: grid;
  gap: 14px;
  margin: 0;
}

.detail-list div {
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.detail-list dt {
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
}

.detail-list dd {
  margin: 0;
  line-height: 1.55;
}

@media (max-width: 860px) {
  .top-bar,
  .section-heading {
    align-items: stretch;
    flex-direction: column;
  }

  .summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .eye-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .eye-card-grid {
    grid-template-columns: 1fr;
  }

  .eye-visual-card-wide {
    grid-column: auto;
  }

  .review-layout {
    grid-template-columns: 1fr;
  }

  .details-panel {
    position: static;
  }
}

@media (max-width: 560px) {
  .app-shell {
    width: min(100% - 20px, 1320px);
    padding: 18px 0;
  }

  .summary-grid {
    grid-template-columns: 1fr;
  }

  .transcript-row {
    grid-template-columns: 1fr;
  }

  .eye-metrics,
  .audience-map {
    grid-template-columns: 1fr;
  }

  .audience-map {
    grid-template-rows: repeat(4, 92px);
  }

  .audience-zone.notes-floor {
    grid-column: auto;
  }
}