.transcribe-body { min-height: 100dvh; overflow-x: clip; }

.mode-switch {
  justify-self: center;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface-strong) 82%, transparent);
}
.mode-switch a {
  min-width: 78px;
  min-height: 44px;
  display: grid;
  place-items: center;
  padding: 0 16px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 720;
  text-decoration: none;
}
.mode-switch a:hover { color: var(--ink); }
.mode-switch a.active { background: var(--ink); color: var(--surface); box-shadow: 0 5px 15px rgba(20,31,27,.12); }

.transcribe-topbar { display: grid; grid-template-columns: 1fr auto 1fr; }
.transcribe-page { width: min(1380px, calc(100% - 40px)); margin: 0 auto; padding: 2px 0 28px; }

.transcribe-session-card {
  display: grid;
  grid-template-columns: minmax(300px, 1fr) auto minmax(245px, .72fr);
  align-items: center;
  gap: 34px;
  min-height: 92px;
  margin-bottom: 18px;
  padding: 17px 24px;
  border: 1px solid var(--line-strong);
  border-radius: 20px;
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  box-shadow: var(--shadow);
}
.session-title-field { min-width: 0; display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: center; column-gap: 14px; row-gap: 4px; }
.session-title-field > span, .language-picker legend { color: var(--muted); font-size: 11px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.session-title-field input { min-width: 0; padding: 4px 0; border: 0; border-bottom: 1px solid transparent; background: transparent; color: var(--ink); font: inherit; font-size: 17px; font-weight: 760; }
.session-title-field input:hover { border-color: var(--line-strong); }
.session-title-field input:focus { border-color: var(--primary); outline: 0; }
.session-title-field small { grid-column: 2; color: var(--muted); font-size: 11px; }
.language-picker { display: flex; align-items: center; gap: 5px; margin: 0; padding: 0; border: 0; }
.language-picker legend { margin-bottom: 7px; text-align: center; }
.language-picker label { cursor: pointer; }
.language-picker input { position: absolute; opacity: 0; pointer-events: none; }
.language-picker span { min-width: 70px; min-height: 44px; display: grid; place-items: center; border: 1px solid var(--line); background: var(--surface-strong); color: var(--muted); font-size: 13px; font-weight: 700; }
.language-picker label:first-of-type span { border-radius: 12px 4px 4px 12px; }
.language-picker label:last-of-type span { border-radius: 4px 12px 12px 4px; }
.language-picker input:checked + span { border-color: var(--ink); background: var(--ink); color: var(--surface); }
.language-picker input:focus-visible + span { outline: 3px solid color-mix(in srgb, var(--primary) 45%, transparent); outline-offset: 2px; }
.language-picker input:disabled + span { cursor: not-allowed; opacity: .52; }
.coverage-switch { justify-self: end; display: flex; align-items: center; gap: 12px; cursor: pointer; }
.coverage-switch input { position: absolute; opacity: 0; }
.coverage-switch > span:last-child { display: flex; flex-direction: column; gap: 3px; }
.coverage-switch strong { font-size: 13px; }
.coverage-switch small { color: var(--muted); font-size: 11px; }
.coverage-switch input:focus-visible + .switch-track { outline: 3px solid color-mix(in srgb, var(--primary) 45%, transparent); outline-offset: 3px; }

.transcribe-workspace { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 18px; align-items: stretch; }
.transcribe-workspace.assistant-collapsed { grid-template-columns: minmax(0, 1fr) 68px; }
.transcript-stage, .transcription-assistant, .transcription-dock { border: 1px solid var(--line-strong); background: color-mix(in srgb, var(--surface) 95%, transparent); box-shadow: var(--shadow); }
.transcript-stage { min-width: 0; min-height: 650px; overflow: hidden; border-radius: 24px; }
.transcript-stage-header { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 17px 24px; border-bottom: 1px solid var(--line); }
.transcript-stage-header > div { display: flex; align-items: center; gap: 12px; }
.transcript-stage h1 { margin: 0; font-size: clamp(20px, 2vw, 27px); letter-spacing: -.03em; }
.listening-badge, .coverage-badge { display: inline-flex; align-items: center; gap: 7px; min-height: 30px; padding: 0 10px; border-radius: 999px; color: var(--primary-strong); background: var(--primary-soft); font-size: 11px; font-weight: 760; }
.listening-badge > span { width: 7px; height: 7px; border-radius: 50%; background: var(--primary); animation: listeningPulse 1.5s infinite; }
.coverage-badge { color: var(--green); background: var(--green-soft); }
.coverage-badge svg { width: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; }
@keyframes listeningPulse { 50% { transform: scale(1.45); opacity: .55; } }
.copy-button { min-height: 44px; display: inline-flex; align-items: center; gap: 8px; padding: 0 12px; border: 1px solid var(--line); border-radius: 11px; background: var(--surface-strong); color: var(--muted); font: inherit; font-size: 12px; font-weight: 700; cursor: pointer; }

.transcription-assistant .quick-actions button { min-height: 44px; }
.copy-button svg { width: 17px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.copy-button:hover:not(:disabled) { border-color: var(--ink); color: var(--ink); }
.copy-button:disabled { cursor: not-allowed; opacity: .42; }

.immersive-transcript { height: 568px; overflow-y: auto; scroll-behavior: smooth; }
.transcribe-empty { min-height: 100%; display: grid; place-content: center; justify-items: center; padding: 36px; color: var(--muted); text-align: center; }
.transcribe-empty svg { width: 52px; margin-bottom: 16px; fill: none; stroke: var(--line-strong); stroke-width: 1.45; }
.transcribe-empty p { margin: 0 0 5px; color: var(--ink); font-size: 16px; font-weight: 700; }
.transcribe-empty small { font-size: 12px; }
.transcription-segments { display: flex; flex-direction: column; gap: 12px; padding: 32px 40px 76px; }
.transcription-segment { position: relative; display: grid; grid-template-columns: 70px minmax(0, 1fr); align-items: start; gap: 15px; padding: 14px 0; color: color-mix(in srgb, var(--ink) 75%, var(--muted)); }
.transcription-segment time { padding-top: 4px; color: var(--muted); font-size: 11px; font-variant-numeric: tabular-nums; font-weight: 740; letter-spacing: .05em; }
.transcription-segment p { margin: 0; font-size: clamp(17px, 1.45vw, 21px); line-height: 1.72; letter-spacing: -.014em; }
.transcription-segment.live { margin: 12px -12px 2px; padding: 23px 22px; border-left: 3px solid var(--primary); border-radius: 4px 17px 17px 4px; background: color-mix(in srgb, var(--primary-soft) 56%, transparent); color: var(--ink); }
.transcription-segment.live time { color: var(--primary-strong); }
.transcription-segment.live p { font-size: clamp(26px, 3vw, 42px); line-height: 1.34; font-weight: 760; letter-spacing: -.035em; }
.transcription-segment.live p::after { content: ""; display: inline-block; width: 2px; height: .9em; margin-left: 5px; background: var(--primary); vertical-align: -.08em; animation: caretBlink 1s steps(1) infinite; }
@keyframes caretBlink { 50% { opacity: 0; } }
.transcription-segment.recovered::after { content: "补漏"; position: absolute; right: 0; top: 0; padding: 3px 7px; border-radius: 999px; background: var(--green-soft); color: var(--green); font-size: 9px; font-weight: 800; }

.transcription-assistant { min-height: 650px; border-radius: 24px; }
.transcription-assistant .assistant-messages { max-height: 390px; }
.transcription-assistant .assistant-form > label, .transcription-assistant .assistant-form > small { font-size: 12px; }
.transcription-assistant .assistant-form textarea { font-size: 14px; }

.transcription-dock { min-height: 104px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 18px; margin-top: 18px; padding: 14px 24px; border-radius: 22px; }
.session-meta { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 12px; }
.session-meta .timer { color: var(--ink); font-size: 18px; font-weight: 820; font-variant-numeric: tabular-nums; }
.meta-divider { width: 5px; height: 5px; border-radius: 50%; background: var(--line-strong); }
.save-state { padding: 5px 8px; border-radius: 8px; background: var(--green-soft); color: var(--green); font-size: 10px; font-weight: 760; }
.record-button { position: relative; width: 72px; height: 72px; display: grid; place-items: center; border: 0; border-radius: 50%; background: transparent; color: white; cursor: pointer; }
.record-rings { position: absolute; inset: 0; border: 1px solid color-mix(in srgb, var(--primary) 35%, transparent); border-radius: inherit; transition: transform .2s; }
.record-core { width: 58px; height: 58px; display: grid; place-items: center; border-radius: inherit; background: var(--primary); box-shadow: 0 10px 25px color-mix(in srgb, var(--primary) 30%, transparent); }
.record-button:hover .record-rings { transform: scale(1.08); }
.record-button:focus-visible { outline: 3px solid color-mix(in srgb, var(--primary) 52%, transparent); outline-offset: 3px; }
.record-button svg { width: 25px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.record-button .stop-icon { display: none; }
.record-button.recording .mic-icon { display: none; }
.record-button.recording .stop-icon { display: block; }
.record-button.recording .record-core { background: var(--ink); }
.record-button.recording .record-rings { animation: recordRing 1.8s infinite; }
@keyframes recordRing { 50% { transform: scale(1.14); opacity: .45; } }
.dock-actions { justify-self: end; display: flex; gap: 10px; }
.text-button { min-height: 44px; padding: 0 12px; border: 0; border-radius: 10px; background: transparent; color: var(--muted); font: inherit; font-size: 12px; font-weight: 760; cursor: pointer; }
.text-button:hover:not(:disabled) { background: var(--surface-strong); color: var(--ink); }
.text-button:disabled { opacity: .35; cursor: not-allowed; }

.history-tags { display: flex; gap: 6px; }
.history-tag { display: inline-flex; align-items: center; min-height: 22px; padding: 0 7px; border-radius: 999px; background: var(--primary-soft); color: var(--primary-strong); font-size: 9px; font-weight: 800; }
.history-tag.language { background: var(--green-soft); color: var(--green); }

@media (max-width: 1100px) {
  .transcribe-session-card { grid-template-columns: minmax(280px, 1fr) auto; }
  .coverage-switch { grid-column: 1 / -1; justify-self: start; padding-top: 12px; border-top: 1px solid var(--line); width: 100%; }
  .transcribe-workspace, .transcribe-workspace.assistant-collapsed { grid-template-columns: 1fr; }
  .transcription-assistant { min-height: 500px; }
  .transcription-assistant.collapsed { min-height: 68px; }
}

@media (max-width: 780px) {
  .transcribe-topbar { grid-template-columns: auto 1fr; min-height: auto; padding-top: 12px; padding-bottom: 12px; }
  .transcribe-topbar .mode-switch { grid-column: 1 / -1; grid-row: 2; width: 100%; margin-top: 10px; }
  .transcribe-topbar .mode-switch a { flex: 1; }
  .transcribe-page { width: min(100% - 24px, 680px); }
  .transcribe-session-card { grid-template-columns: 1fr; gap: 17px; padding: 18px; }
  .language-picker { justify-self: stretch; }
  .language-picker label { flex: 1; }
  .language-picker span { width: 100%; }
  .coverage-switch { grid-column: auto; }
  .transcript-stage { min-height: 560px; border-radius: 20px; }
  .transcript-stage-header { align-items: flex-start; padding: 16px 18px; }
  .capture-badges { justify-content: flex-end; flex-wrap: wrap; }
  .coverage-badge span, .copy-button span { display: none; }
  .copy-button { width: 44px; padding: 0; justify-content: center; }
  .immersive-transcript { height: 480px; }
  .transcription-segments { padding: 22px 20px 58px; }
  .transcription-segment { grid-template-columns: 54px minmax(0, 1fr); gap: 8px; }
  .transcription-segment.live { margin-inline: -6px; padding: 18px 12px; }
  .transcription-dock { grid-template-columns: 1fr auto; padding: 14px 16px; }
  .dock-actions { grid-column: 1 / -1; grid-row: 2; justify-self: stretch; justify-content: space-between; border-top: 1px solid var(--line); padding-top: 6px; }
}

@media (max-width: 520px) {
  .transcribe-topbar .status-pill { display: none; }
  .transcribe-topbar .topbar-actions { gap: 4px; }
  .transcribe-topbar .nav-button { width: 44px; min-height: 44px; padding-inline: 8px; }
  .transcribe-session-card { border-radius: 17px; }
  .session-title-field { grid-template-columns: 1fr; }
  .session-title-field small { grid-column: 1; }
  .transcript-stage-header { min-height: 74px; }
  .transcription-segments { padding-inline: 15px; }
  .transcription-segment { grid-template-columns: 44px minmax(0, 1fr); }
  .transcription-segment.live p { font-size: 26px; }
  .transcription-dock { border-radius: 18px; }
  .session-meta { gap: 6px; font-size: 10px; }
  .session-meta .timer { font-size: 16px; }
  .save-state { display: none; }
}