/* css/audio.css - Audio Transcription app */
:root {
  --audio-accent: var(--accent);
  --audio-accent-soft: var(--accent-soft);
  --radius-lg: 1.25rem;
  --radius-md: 0.9rem;
}

.audio-main {
  padding: 1.75rem 1rem 3rem;
  min-height: calc(100vh - 140px);
}

.container {
  max-width: 900px;
  margin: 0 auto;
}

/* ---------- Resume banner ---------- */
.resume-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  background: rgba(234, 179, 8, 0.12);
  border: 1px solid rgba(234, 179, 8, 0.4);
  margin-bottom: 1.5rem;
}

.resume-banner-text {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.88rem;
  color: #b45309;
}

.resume-banner-actions {
  display: flex;
  gap: 0.5rem;
}

/* ---------- Progress Steps ---------- */
.audio-progress {
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 2.25rem;
  margin-bottom: 2.25rem;
  flex-wrap: wrap;
}

.audio-progress::before {
  content: '';
  position: absolute;
  top: 15px;
  left: 50%;
  width: min(320px, 60%);
  height: 2px;
  background: var(--border-light);
  transform: translateX(-50%);
  z-index: 0;
}

.progress-step {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  opacity: 0.45;
  transition: opacity 0.2s ease;
}

.progress-step.active,
.progress-step.completed {
  opacity: 1;
}

.progress-step .step-number {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  transition: all 0.2s ease;
}

.progress-step.active .step-number {
  border-color: var(--audio-accent);
  background: var(--audio-accent-soft);
  color: var(--audio-accent);
  box-shadow: 0 0 0 4px var(--audio-accent-soft);
}

.progress-step.completed .step-number {
  border-color: var(--audio-accent);
  background: var(--audio-accent);
  color: #fff;
}

.progress-step .step-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ---------- Stage containers ---------- */
.stage-container {
  display: none;
  animation: audioFadeSlide 0.35s ease;
  padding: 0px;
}

.stage-container.active {
  display: block;
}

@keyframes audioFadeSlide {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.glass-card {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.85rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
}

.card-header h3 {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.card-header h3 i {
  width: 34px;
  height: 34px;
  border-radius: 0.7rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--audio-accent-soft);
  color: var(--audio-accent);
  font-size: 0.95rem;
}

.card-header p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 1.4rem;
}

/* ---------- Form elements ---------- */
.form-group {
  margin-bottom: 1.15rem;
}

.form-group label {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: var(--text-secondary);
  margin-bottom: 0.45rem;
}

.form-group input[type="text"],
.form-group select {
  width: 100%;
  padding: 0.75rem 0.95rem;
  border-radius: 0.7rem;
  border: 1px solid var(--border-light);
  background: var(--surface);
  color: var(--text-primary);
  font-size: 0.9rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--audio-accent);
  box-shadow: 0 0 0 3px var(--audio-accent-soft);
}

.settings-hint {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 1.4rem;
}

/* ---------- Source mode tabs ---------- */
.source-mode-tabs {
  display: flex;
  gap: 0.5rem;
  padding: 0.3rem;
  border-radius: 999px;
  background: var(--audio-accent-soft);
  margin-bottom: 1.4rem;
}

.source-mode-tab {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.65rem 0.75rem;
  border: none;
  border-radius: 999px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.source-mode-tab.active {
  background: var(--audio-accent);
  color: #fff;
  box-shadow: 0 4px 14px var(--audio-accent-soft);
}

/* ---------- Buttons ---------- */
.btn-primary,
.btn-secondary,
.btn-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-radius: 0.75rem;
  font-size: 0.88rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-primary {
  background: var(--audio-accent);
  color: #fff;
}

.btn-primary:hover:not(:disabled) {
  filter: brightness(1.08);
  box-shadow: var(--shadow-hover);
  transform: translateY(-1px);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-secondary {
  background: var(--surface);
  border: 1px solid var(--border-light);
  color: var(--text-primary);
}

.btn-secondary:hover {
  border-color: var(--audio-accent);
  color: var(--audio-accent);
}

.btn-danger {
  background: #ef4444;
  color: #fff;
}

.btn-danger:hover {
  filter: brightness(1.08);
}

.btn-large {
  width: 100%;
  padding: 1rem 1.2rem;
  font-size: 0.95rem;
}

.btn-mini {
  font-size: 0.75rem;
  padding: 0.4rem 0.75rem;
  border-radius: 0.55rem;
  border: 1px solid var(--border-light);
  background: var(--surface);
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-mini:hover {
  border-color: var(--audio-accent);
  color: var(--audio-accent);
}

/* ---------- Upload panel ---------- */
.upload-dropzone {
  border: 2px dashed var(--border-light);
  border-radius: var(--radius-md);
  padding: 2.25rem 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  margin-bottom: 1.1rem;
  color: var(--text-secondary);
}

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

.upload-dropzone i {
  font-size: 2.1rem;
  margin-bottom: 0.6rem;
  display: block;
}

.upload-dropzone p {
  font-size: 0.9rem;
  margin-bottom: 0.2rem;
}

.upload-dropzone small {
  color: var(--text-secondary);
  font-size: 0.75rem;
}

.upload-file-info {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 0.95rem;
  border-radius: 0.65rem;
  background: var(--audio-accent-soft);
  font-size: 0.85rem;
  margin-bottom: 1.1rem;
}

/* ---------- Recording screen: circular hero + controls ---------- */

/* Circular red "start recording" button, shown in the Setup stage */
.record-start-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
  padding: 0.5rem 0 0.25rem;
}

.record-start-btn {
  width: 84px;
  height: 84px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  background: linear-gradient(145deg, #f87171, #dc2626);
  color: #fff;
  font-size: 1.7rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 26px rgba(220, 38, 38, 0.45);
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}

.record-start-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 14px 32px rgba(220, 38, 38, 0.55);
  filter: brightness(1.05);
}

.record-start-btn:active {
  transform: scale(0.96);
}

.record-start-caption {
  font-size: 0.82rem;
  color: var(--text-secondary);
  font-weight: 600;
}

/* Pulsing hero indicator on the recording stage */
.record-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  padding: 0.5rem 0 1.5rem;
}

.record-hero-ring {
  position: relative;
  width: 88px;
  height: 88px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.35rem;
}

.record-hero-dot {
  position: relative;
  z-index: 2;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(145deg, #f87171, #dc2626);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  box-shadow: 0 8px 20px rgba(220, 38, 38, 0.45);
  transition: background 0.2s ease, box-shadow 0.2s ease;
}

.record-pulse {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: rgba(239, 68, 68, 0.35);
  animation: record-pulse-ring 1.8s ease-out infinite;
}

.record-pulse.delay {
  animation-delay: 0.9s;
}

@keyframes record-pulse-ring {
  0% { transform: scale(0.7); opacity: 0.7; }
  100% { transform: scale(1.9); opacity: 0; }
}

.record-hero-ring.paused .record-hero-dot {
  background: linear-gradient(145deg, #facc15, #ca8a04);
  box-shadow: 0 8px 20px rgba(202, 138, 4, 0.4);
}

.record-hero-ring.paused .record-pulse {
  animation: none;
  opacity: 0;
}

.rec-timer {
  font-variant-numeric: tabular-nums;
  font-size: 1.9rem;
  font-weight: 700;
}

.rec-status-text {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.waveform-canvas {
  width: 100%;
  height: 80px;
  border-radius: 0.75rem;
  background: var(--audio-accent-soft);
  margin-bottom: 1.4rem;
  display: block;
}

/* Circular pause / stop controls */
.recording-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin: 0.25rem 0 0.5rem;
}

.control-circle-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.05rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}

.control-secondary {
  background: var(--surface);
  border: 1px solid var(--border-light);
  color: var(--text-primary);
}

.control-secondary:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
}

.control-stop {
  width: 68px;
  height: 68px;
  font-size: 1.3rem;
  background: linear-gradient(145deg, #f87171, #dc2626);
  color: #fff;
  box-shadow: 0 10px 24px rgba(220, 38, 38, 0.4);
}

.control-stop:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 14px 28px rgba(220, 38, 38, 0.5);
  filter: brightness(1.05);
}

.control-stop:active,
.control-secondary:active {
  transform: scale(0.95);
}

.recording-controls-hint {
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: 1.6rem;
}

.live-transcript-feed h4 {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
  color: var(--text-secondary);
}

.live-transcript-text {
  max-height: 260px;
  overflow-y: auto;
  padding: 1.1rem;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--border-light);
  font-size: 0.88rem;
  line-height: 1.7;
  white-space: pre-wrap;
}

.transcript-placeholder {
  color: var(--text-secondary);
  font-style: italic;
}

.transcript-segment {
  animation: audioFadeSlide 0.3s ease;
}

.transcript-interim {
  color: var(--text-secondary);
  font-style: italic;
  opacity: 0.75;
}

/* ---------- Processing ---------- */
.processing-card {
  text-align: center;
  padding: 3.25rem 1.75rem;
}

.processing-spinner {
  width: 46px;
  height: 46px;
  border: 4px solid var(--audio-accent-soft);
  border-top-color: var(--audio-accent);
  border-radius: 50%;
  margin: 0 auto 1.4rem;
  animation: audio-spin 0.8s linear infinite;
}

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

.processing-card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.4rem;
}

.processing-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 1.4rem;
}

.processing-progress-bar {
  height: 8px;
  border-radius: 999px;
  background: var(--audio-accent-soft);
  overflow: hidden;
  max-width: 320px;
  margin: 0 auto;
}

.processing-progress-fill {
  height: 100%;
  width: 0%;
  background: var(--audio-accent);
  transition: width 0.3s ease;
}

/* ---------- Result screen ---------- */
.result-header-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.2rem;
}

.result-header-row h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.2rem;
}

.result-meta {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.transcript-view-toggle {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.9rem;
}

.transcript-toggle-btn {
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--border-light);
  background: var(--surface);
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.transcript-toggle-btn.active {
  background: var(--audio-accent);
  border-color: var(--audio-accent);
  color: #fff;
}

.transcript-textarea {
  width: 100%;
  min-height: 340px;
  padding: 1.1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  background: var(--surface);
  color: var(--text-primary);
  font-size: 0.9rem;
  line-height: 1.7;
  resize: vertical;
  margin-bottom: 1.2rem;
}

.transcript-textarea:focus {
  outline: none;
  border-color: var(--audio-accent);
  box-shadow: 0 0 0 3px var(--audio-accent-soft);
}

.result-actions {
  display: flex;
  gap: 0.6rem;
  flex-wrap: nowrap;
}

.result-actions button {
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
}

/* ---------- History entries (drawer content) ---------- */
.audio-history-item {
  position: relative;
  padding: 0.9rem 2.6rem 0.9rem 1rem;
  border-radius: 0.75rem;
  background: var(--surface);
  border: 1px solid var(--border-light);
  margin-bottom: 0.65rem;
  cursor: pointer;
  transition: all 0.15s ease;
}

.audio-history-item:hover {
  border-color: var(--audio-accent);
  transform: translateX(-3px);
}

.audio-history-item .ahi-title {
  font-weight: 600;
  font-size: 0.88rem;
  margin-bottom: 0.2rem;
  padding-right: 0.25rem;
}

.audio-history-item .ahi-meta {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.ahi-delete-btn {
  position: absolute;
  top: 0.7rem;
  right: 0.6rem;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.4rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  transition: all 0.15s ease;
}

.ahi-delete-btn:hover {
  background: #fee2e2;
  color: #dc2626;
}

/* ---------- History drawer ----------
   Slides in from the left on mobile (thumb-reachable, matches most tool
   pages) and from the right on desktop (keeps it out of the way of the
   nav/back button and lands under the cursor, near the history icon). */
.history-drawer {
  position: fixed;
  top: 0;
  left: -400px;
  width: 400px;
  max-width: 88vw;
  height: 100vh;
  background: var(--card-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-right: 1px solid var(--border-light);
  z-index: 1000;
  transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-hover);
}

.history-drawer.active {
  left: 0;
}

@media (min-width: 769px) {
  .history-drawer {
    left: auto;
    right: -400px;
    border-right: none;
    border-left: 1px solid var(--border-light);
  }
  .history-drawer.active {
    left: auto;
    right: 0;
  }
}

.drawer-header {
  padding: 1.4rem 1.5rem;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-shrink: 0;
}

.drawer-header h3 {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.05rem;
  font-weight: 700;
}

.drawer-close-btn {
  background: none;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  color: var(--text-secondary);
  padding: 0.3rem;
  border-radius: 0.5rem;
  transition: all 0.2s ease;
}

.drawer-close-btn:hover {
  background: var(--audio-accent-soft);
  color: var(--audio-accent);
}

.history-content {
  flex: 1;
  overflow-y: auto;
  padding: 1.2rem;
}

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-secondary);
}

.empty-state i {
  font-size: 2.2rem;
  margin-bottom: 0.7rem;
  display: block;
  color: var(--border-light);
}

@media (max-width: 480px) {
  .history-drawer { width: 320px; }
}

@media (max-width: 560px) {
  .result-actions button span {
    display: none;
  }
  .result-actions button i {
    margin: 0;
  }
  .result-actions button {
    padding: 0.5rem 0.5rem;
    border-radius: 50px;
    width: auto;
    height: auto;
  }
  
  .glass-card {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
    }
}