.lc-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(2, 6, 23, 0.82);
  backdrop-filter: blur(10px);
}

.lc-modal {
  --lc-bg: #101827;
  --lc-panel: #172033;
  --lc-border: #41516b;
  --lc-text: #f8fafc;
  --lc-muted: #cbd5e1;
  --lc-accent: #67e8f9;
  --lc-accent-ink: #082f49;
  width: min(1180px, 100%);
  height: min(860px, calc(100dvh - 40px));
  min-height: 540px;
  display: grid;
  grid-template-rows: auto auto auto auto minmax(180px, 1fr) auto;
  color: var(--lc-text);
  background: var(--lc-bg);
  border: 1px solid var(--lc-border);
  border-radius: 24px;
  box-shadow: 0 28px 100px rgba(0, 0, 0, 0.55);
  overflow: hidden;
  outline: none;
}

.lc-modal[data-contrast="high"] {
  --lc-bg: #000;
  --lc-panel: #090909;
  --lc-border: #fff;
  --lc-text: #fff;
  --lc-muted: #e5e7eb;
  --lc-accent: #ffea00;
  --lc-accent-ink: #000;
}

.lc-header,
.lc-status-row,
.lc-controls,
.lc-footer {
  padding-inline: clamp(18px, 3vw, 36px);
}

.lc-header {
  min-height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-block: 18px;
  border-bottom: 1px solid var(--lc-border);
}

.lc-header h2 {
  margin: 2px 0 0;
  color: var(--lc-text);
  font: 750 clamp(25px, 3vw, 36px)/1.1 Inter, system-ui, sans-serif;
  letter-spacing: -0.025em;
}

.lc-eyebrow {
  color: var(--lc-accent);
  font: 700 12px/1.2 Inter, system-ui, sans-serif;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.lc-icon-button,
.lc-button {
  color: inherit;
  font: 700 14px/1 Inter, system-ui, sans-serif;
  border: 1px solid var(--lc-border);
  cursor: pointer;
  transition: transform 120ms ease, background 120ms ease, border-color 120ms ease;
}

.lc-icon-button:focus-visible,
.lc-button:focus-visible,
.lc-font-control input:focus-visible {
  outline: 3px solid var(--lc-accent);
  outline-offset: 3px;
}

.lc-icon-button {
  width: 48px;
  height: 48px;
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  background: var(--lc-panel);
}

.lc-icon-button:hover,
.lc-button--quiet:hover:not(:disabled) {
  border-color: var(--lc-accent);
  background: color-mix(in srgb, var(--lc-panel), var(--lc-accent) 12%);
}

.lc-icon-button svg,
.lc-button svg,
.lc-empty svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.lc-status-row {
  min-height: 48px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--lc-muted);
  background: var(--lc-panel);
  border-bottom: 1px solid var(--lc-border);
  font: 600 13px/1.3 Inter, system-ui, sans-serif;
}

.lc-status-row strong {
  color: var(--lc-text);
}

.lc-status-dot {
  width: 10px;
  height: 10px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #94a3b8;
}

.lc-status-dot--listening {
  background: #22c55e;
  box-shadow: 0 0 0 5px rgba(34, 197, 94, 0.16);
  animation: lc-pulse 1.7s ease-in-out infinite;
}

.lc-status-dot--requesting,
.lc-status-dot--connecting,
.lc-status-dot--finishing {
  background: var(--lc-accent);
}

.lc-status-dot--error {
  background: #fb7185;
}

.lc-status-meta {
  overflow: hidden;
  color: var(--lc-muted);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lc-wake-status {
  margin-left: auto;
  padding: 4px 8px;
  color: var(--lc-accent-ink);
  background: var(--lc-accent);
  border-radius: 999px;
  font-size: 11px;
  white-space: nowrap;
}

.lc-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding-block: 14px;
  background: var(--lc-bg);
  border-bottom: 1px solid var(--lc-border);
}

.lc-control-group {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-wrap: wrap;
}

.lc-text-controls {
  justify-content: flex-end;
}

.lc-button {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 15px;
  border-radius: 11px;
  background: var(--lc-panel);
}

.lc-button:active:not(:disabled) {
  transform: translateY(1px);
}

.lc-button:disabled {
  cursor: not-allowed;
  opacity: 0.42;
}

.lc-button--primary {
  color: var(--lc-accent-ink);
  background: var(--lc-accent);
  border-color: var(--lc-accent);
}

.lc-button--danger {
  color: #fff;
  background: #be123c;
  border-color: #fb7185;
}

.lc-font-control {
  min-height: 42px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 0 12px;
  color: var(--lc-muted);
  background: var(--lc-panel);
  border: 1px solid var(--lc-border);
  border-radius: 11px;
  font: 650 12px/1 Inter, system-ui, sans-serif;
}

.lc-font-control input {
  width: clamp(80px, 11vw, 150px);
  accent-color: var(--lc-accent);
}

.lc-font-control output {
  min-width: 34px;
  color: var(--lc-text);
  font-variant-numeric: tabular-nums;
}

.lc-waiting {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--lc-muted);
  font: 600 13px/1.3 Inter, system-ui, sans-serif;
}

.lc-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid var(--lc-border);
  border-top-color: var(--lc-accent);
  border-radius: 50%;
  animation: lc-spin 0.8s linear infinite;
}

.lc-message {
  margin: 10px clamp(18px, 3vw, 36px) 0;
  padding: 10px 13px;
  color: var(--lc-text);
  background: var(--lc-panel);
  border-left: 4px solid var(--lc-accent);
  border-radius: 8px;
  font: 600 13px/1.4 Inter, system-ui, sans-serif;
}

.lc-messages:empty {
  min-height: 0;
}

.lc-messages:not(:empty) {
  padding-bottom: 10px;
  background: var(--lc-bg);
}

.lc-message--error {
  border-left-color: #fb7185;
  background: #4c0519;
}

.lc-transcript {
  min-height: 0;
  overflow-y: auto;
  padding: clamp(22px, 4vw, 48px);
  color: var(--lc-text);
  background: var(--lc-bg);
  overscroll-behavior: contain;
  scrollbar-color: var(--lc-accent) var(--lc-panel);
}

.lc-caption {
  max-width: 32em;
  margin: 0 auto 0.7em;
  color: var(--lc-text);
  font: 700 var(--lc-caption-size, 48px)/1.28 Inter, system-ui, sans-serif;
  letter-spacing: -0.02em;
  overflow-wrap: anywhere;
  text-wrap: pretty;
}

.lc-caption--partial {
  color: var(--lc-muted);
}

.lc-caption--partial > span {
  display: block;
  margin-bottom: 5px;
  color: var(--lc-accent);
  font-size: 0.28em;
  line-height: 1;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lc-empty {
  min-height: 100%;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 14px;
  color: var(--lc-muted);
  text-align: center;
}

.lc-empty svg {
  width: 38px;
  height: 38px;
  color: var(--lc-accent);
}

.lc-empty p {
  margin: 0;
  font: 650 clamp(18px, 2.5vw, 26px)/1.35 Inter, system-ui, sans-serif;
}

.lc-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-block: 15px;
  background: var(--lc-panel);
  border-top: 1px solid var(--lc-border);
}

.lc-privacy {
  max-width: 640px;
  color: var(--lc-muted);
  font: 500 12px/1.45 Inter, system-ui, sans-serif;
}

.lc-privacy strong {
  color: var(--lc-accent);
}

.lc-export-controls {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

@keyframes lc-spin {
  to { transform: rotate(360deg); }
}

@keyframes lc-pulse {
  50% { box-shadow: 0 0 0 8px rgba(34, 197, 94, 0); }
}

@media (max-width: 900px) {
  .lc-overlay {
    padding: 0;
  }

  .lc-modal {
    width: 100%;
    height: 100dvh;
    min-height: 0;
    border: 0;
    border-radius: 0;
  }

  .lc-controls,
  .lc-footer {
    align-items: stretch;
    flex-direction: column;
  }

  .lc-text-controls,
  .lc-export-controls {
    justify-content: flex-start;
  }

  .lc-font-control {
    flex: 1 1 220px;
  }
}

@media (max-width: 560px) {
  .lc-modal {
    grid-template-rows: auto auto auto auto minmax(140px, 1fr) auto;
  }

  .lc-header {
    min-height: 72px;
    padding-block: 12px;
  }

  .lc-controls {
    max-height: 190px;
    overflow-y: auto;
  }

  .lc-button {
    flex: 1 1 auto;
  }

  .lc-status-meta,
  .lc-wake-status {
    display: none;
  }

  .lc-transcript {
    padding: 24px 18px;
  }

  .lc-footer {
    max-height: 190px;
    overflow-y: auto;
  }

  .lc-export-controls .lc-button {
    flex: 1 1 130px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .lc-status-dot--listening,
  .lc-spinner {
    animation: none;
  }

  .lc-icon-button,
  .lc-button {
    transition: none;
  }
}