/* ══════════════════════════════════════════════════════════
   ADHYAYAN — Activity Screen Styles
   Styles for all activity-specific screens
   ══════════════════════════════════════════════════════════ */

/* ── Activity Base Layout ────────────────────────────────────── */

.activity-dictation,
.activity-sync,
.activity-reading,
.activity-writing,
.activity-free-writing {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--color-bg-primary);
}

/* ── Activity Header ─────────────────────────────────────────── */

.activity-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-bg-tertiary);
}

.activity-icon {
  font-size: 28px;
  line-height: 1;
}

.activity-header-text {
  flex: 1;
}

.activity-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin: 0;
}

.activity-subtitle,
.activity-progress {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  margin: 0;
}

/* ── Progress Bar ────────────────────────────────────────────── */

.activity-progress-bar {
  height: 4px;
  background: var(--color-bg-tertiary);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--color-accent-blue);
  transition: width var(--transition-slow);
}

/* ── Activity Content ────────────────────────────────────────── */

.activity-content {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4) var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

/* ── Card Styles ─────────────────────────────────────────────── */

.dictation-card,
.prompt-card,
.passage-card,
.instruction-card,
.tips-card,
.writing-card {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-bg-tertiary);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}

.dictation-card.highlight,
.prompt-card.highlight,
.passage-card.highlight {
  background: var(--color-accent-blue-light);
  border-color: var(--color-accent-blue);
}

.card-label {
  display: block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-3);
}

/* ── Sentence Display ────────────────────────────────────────── */

.sentence-row {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.play-btn {
  width: var(--touch-target-min);
  height: var(--touch-target-min);
  min-width: var(--touch-target-min);
  border-radius: var(--radius-full);
  border: none;
  background: var(--color-accent-blue);
  color: var(--color-text-inverse);
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.play-btn:active {
  transform: scale(0.95);
}

.play-btn.playing {
  background: var(--color-accent-orange);
}

.sentence-text {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  line-height: var(--line-height-normal);
  margin: 0;
}

/* ── Prompt & Passage Text ───────────────────────────────────── */

.prompt-text {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

.prompt-text.secondary {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-regular);
  color: var(--color-text-secondary);
}

.passage-text {
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  line-height: var(--line-height-loose);
  margin: 0;
}

/* ── Instruction Card ────────────────────────────────────────── */

.instruction-card {
  text-align: center;
}

.instruction-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
  line-height: var(--line-height-relaxed);
}

.instruction-card p + p {
  margin-top: var(--space-2);
}

/* ── Tips Card ───────────────────────────────────────────────── */

.tips-card .tips-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.tips-card .tips-list li {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* ── Mic Area ────────────────────────────────────────────────── */

.mic-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-4) var(--space-5);
  gap: var(--space-3);
  flex-shrink: 0;
}

.wave-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  height: 30px;
}

.wave-bar {
  width: 4px;
  height: 6px;
  background: var(--color-accent-blue);
  border-radius: 2px;
  transition: height 0.1s;
}

.wave-bar.active {
  animation: wave 0.8s ease-in-out infinite;
}

.wave-bar:nth-child(2) { animation-delay: 0.1s; }
.wave-bar:nth-child(3) { animation-delay: 0.2s; }
.wave-bar:nth-child(4) { animation-delay: 0.3s; }
.wave-bar:nth-child(5) { animation-delay: 0.15s; }
.wave-bar:nth-child(6) { animation-delay: 0.25s; }
.wave-bar:nth-child(7) { animation-delay: 0.05s; }

@keyframes wave {
  0%, 100% { height: 6px; }
  50% { height: 22px; }
}

.mic-timer {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  font-variant-numeric: tabular-nums;
  color: var(--color-text-primary);
  margin: 0;
  min-height: 36px;
}

.mic-btn {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  transition: all var(--transition-fast);
  position: relative;
}

.mic-btn.idle {
  background: var(--color-bg-tertiary);
  box-shadow: var(--shadow-md);
}

.mic-btn.recording {
  background: var(--color-accent-red);
  box-shadow: 0 0 0 0 rgba(193, 18, 31, 0.6);
  animation: pulse 1.2s infinite;
}

.mic-btn.done {
  background: var(--color-accent-green);
  box-shadow: var(--shadow-md);
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(193, 18, 31, 0.6); }
  70% { box-shadow: 0 0 0 16px rgba(193, 18, 31, 0); }
  100% { box-shadow: 0 0 0 0 rgba(193, 18, 31, 0); }
}

.mic-status {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  text-align: center;
  margin: 0;
  min-height: 20px;
}

.mic-status.active {
  color: var(--color-accent-orange);
}

/* ── Commands ────────────────────────────────────────────────── */

.commands {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  justify-content: center;
  padding: 0 var(--space-5) var(--space-3);
  flex-shrink: 0;
}

.cmd-chip {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-bg-tertiary);
  border-radius: var(--radius-xl);
  padding: var(--space-1) var(--space-3);
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

.cmd {
  color: var(--color-accent-orange);
  font-weight: var(--font-weight-semibold);
}

/* ── Activity Footer ─────────────────────────────────────────── */

.activity-footer {
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--color-bg-tertiary);
  flex-shrink: 0;
}

.btn-row {
  display: flex;
  gap: var(--space-3);
}

.btn-row .btn {
  flex: 1;
}

/* ── Writing Area ────────────────────────────────────────────── */

.write-area {
  width: 100%;
  min-height: 120px;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-bg-tertiary);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  color: var(--color-text-primary);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  resize: none;
  outline: none;
  transition: border-color var(--transition-fast);
}

.write-area:focus {
  border-color: var(--color-accent-blue);
}

.write-area::placeholder {
  color: var(--color-text-muted);
}

.write-area.large {
  min-height: 180px;
}

.word-count {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-align: right;
  margin: var(--space-2) 0 0 0;
}

/* ── Writing Card ────────────────────────────────────────────── */

.writing-card {
  background: transparent;
  border: none;
  padding: 0;
}

/* ══════════════════════════════════════════════════════════
   SUBMISSION UTILITY STYLES
   ══════════════════════════════════════════════════════════ */

/* ── Base Layout ────────────────────────────────────────────── */

.submit-screen {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--color-bg-primary);
}

.submit-header {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-bg-tertiary);
}

.submit-header h1 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin: 0;
}

.submit-header p {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  margin: var(--space-1) 0 0;
}

.header-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.header-info {
  flex: 1;
}

.back-btn {
  width: 40px;
  height: 40px;
  border: none;
  background: var(--color-bg-secondary);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text-primary);
}

.submit-content {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4) var(--space-5);
}

.submit-footer {
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--color-bg-tertiary);
  display: flex;
  gap: var(--space-3);
}

.submit-footer .btn {
  flex: 1;
}

/* ── Loading Screen ─────────────────────────────────────────── */

.submit-loading {
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
}

.loading-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--color-bg-tertiary);
  border-top-color: var(--color-accent-blue);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.loading-message {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin: 0;
}

/* ── Error Screen ───────────────────────────────────────────── */

.submit-error {
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-6);
  text-align: center;
}

.error-icon {
  font-size: 48px;
}

.submit-error h2 {
  font-size: var(--font-size-xl);
  color: var(--color-text-primary);
  margin: 0;
}

.submit-error p {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-4);
}

/* ── Empty State ────────────────────────────────────────────── */

.submit-empty {
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-6);
  text-align: center;
}

.empty-icon {
  font-size: 64px;
}

.submit-empty h2 {
  font-size: var(--font-size-xl);
  color: var(--color-text-primary);
  margin: 0;
}

.submit-empty p {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-4);
}

/* ── Assignment Selector ────────────────────────────────────── */

.assignment-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4) var(--space-5);
}

.assignment-card {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-bg-tertiary);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
  width: 100%;
}

.assignment-card:active {
  transform: scale(0.98);
  background: var(--color-bg-tertiary);
}

.assignment-icon {
  font-size: 32px;
  flex-shrink: 0;
}

.assignment-info {
  flex: 1;
  min-width: 0;
}

.assignment-name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.assignment-status {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  margin: var(--space-1) 0 0;
}

.assignment-arrow {
  color: var(--color-text-muted);
  flex-shrink: 0;
}

/* ── Media Review ───────────────────────────────────────────── */

.media-section {
  margin-bottom: var(--space-5);
}

.section-label {
  display: block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-3);
}

.media-expected {
  margin-bottom: var(--space-4);
}

.expected-types {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.type-chip {
  background: var(--color-accent-blue-light);
  color: var(--color-accent-blue);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
}

.media-item {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-bg-tertiary);
}

.media-item.unlisted {
  opacity: 0.4;
}

.media-preview {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.media-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.audio-preview,
.file-preview {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
}

.media-meta {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-1);
  background: linear-gradient(transparent, rgba(0,0,0,0.5));
}

.media-source {
  font-size: 9px;
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  color: white;
}

.media-source.app {
  background: var(--color-accent-blue);
}

.media-source.chat {
  background: var(--color-accent-green);
}

.unlist-toggle {
  width: 24px;
  height: 24px;
  border: none;
  background: rgba(255,255,255,0.9);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text-secondary);
}

/* ── Upload Prompt ──────────────────────────────────────────── */

.upload-prompt {
  text-align: center;
  padding: var(--space-6) var(--space-4);
  background: var(--color-bg-secondary);
  border: 2px dashed var(--color-bg-tertiary);
  border-radius: var(--radius-lg);
}

.upload-icon {
  font-size: 40px;
  margin-bottom: var(--space-2);
}

.upload-prompt p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

.upload-prompt .hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.upload-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--space-3);
}

.upload-count {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}

.refresh-btn {
  width: 32px;
  height: 32px;
  border: none;
  background: var(--color-bg-secondary);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text-secondary);
}

/* ── Comment Section ────────────────────────────────────────── */

.comment-section {
  margin-top: var(--space-4);
}

.comment-input {
  width: 100%;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-bg-tertiary);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  resize: none;
  outline: none;
}

.comment-input:focus {
  border-color: var(--color-accent-blue);
}

.comment-input::placeholder {
  color: var(--color-text-muted);
}

/* ── Confirm Screen ─────────────────────────────────────────── */

.submit-confirm .submit-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.confirm-summary {
  text-align: center;
  padding: var(--space-4);
}

.summary-icon {
  font-size: 64px;
  margin-bottom: var(--space-2);
}

.confirm-summary h2 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin: 0;
}

.summary-name {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  margin: var(--space-1) 0 0;
}

.confirm-details {
  background: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
}

.detail-row {
  display: flex;
  justify-content: space-between;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-bg-tertiary);
}

.detail-row:last-child {
  border-bottom: none;
}

.detail-row.total {
  font-weight: var(--font-weight-semibold);
}

.detail-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.detail-value {
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
}

.confirm-warning {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-align: center;
  margin: 0;
}

/* ── Success Screen ─────────────────────────────────────────── */

.submit-success {
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-6);
  text-align: center;
}

.success-animation {
  margin-bottom: var(--space-2);
}

.success-icon {
  font-size: 80px;
  animation: pop 0.4s ease-out;
}

@keyframes pop {
  0% { transform: scale(0); }
  70% { transform: scale(1.1); }
  100% { transform: scale(1); }
}

.submit-success h1 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin: 0;
}

.submit-success p {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin: 0;
}

.success-hint {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-2);
}

.submit-success .btn {
  margin-top: var(--space-4);
  min-width: 160px;
}

/* ══════════════════════════════════════════════════════════
   DICTATION SPECIFIC STYLES
   ══════════════════════════════════════════════════════════ */

/* ── Recorded Indicator ─────────────────────────────────────── */

.recorded-indicator {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-bg-tertiary);
  color: var(--color-accent-green);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

/* ── Sentence Dots Progress ─────────────────────────────────── */

.sentence-dots {
  display: flex;
  gap: var(--space-2);
  justify-content: center;
  margin-bottom: var(--space-2);
}

.sentence-dots .dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  background: var(--color-bg-tertiary);
  transition: all var(--transition-fast);
}

.sentence-dots .dot.current {
  background: var(--color-accent-blue);
  transform: scale(1.2);
}

.sentence-dots .dot.done {
  background: var(--color-accent-green);
}

.tips-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  text-align: center;
  margin: 0;
}

/* ── Completion Screen ──────────────────────────────────────── */

.completion-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  text-align: center;
}

.completion-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}

.completion-icon {
  font-size: 80px;
  animation: pop 0.4s ease-out;
}

.completion-hero h1 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin: 0;
}

.completion-hero p {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin: 0;
}

.completion-summary {
  width: 100%;
  max-width: 280px;
  background: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
}

.summary-row {
  display: flex;
  justify-content: space-between;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-bg-tertiary);
}

.summary-row:last-child {
  border-bottom: none;
}

.summary-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}

.summary-value {
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
}

.completion-info {
  max-width: 280px;
}

.completion-info p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

.completion-info .hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

/* ── Uploading Screen ───────────────────────────────────────── */

.uploading-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  text-align: center;
}

.uploading-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
}

.uploading-spinner {
  width: 64px;
  height: 64px;
  border: 4px solid var(--color-bg-tertiary);
  border-top-color: var(--color-accent-blue);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.uploading-hero h2 {
  font-size: var(--font-size-xl);
  color: var(--color-text-primary);
  margin: 0;
}

.upload-progress-text {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin: 0;
}

.upload-progress-bar {
  width: 100%;
  max-width: 280px;
  height: 8px;
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.upload-fill {
  height: 100%;
  background: var(--color-accent-blue);
  transition: width var(--transition-normal);
}

.uploading-hint {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin: 0;
}

/* ── Ghost Button ───────────────────────────────────────────── */

.btn-ghost {
  background: transparent;
  border: 1px solid var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  padding: var(--space-2);
  min-width: auto;
  flex: 0;
}

/* ══════════════════════════════════════════════════════════════
   VOICE COMMAND INDICATORS
   ══════════════════════════════════════════════════════════════ */

/* ── Minimal Listening Indicator (pulsing dot) ─────────────── */

.voice-indicator {
  position: fixed;
  top: var(--space-3);
  right: var(--space-3);
  z-index: 1000;
  pointer-events: none;
}

.voice-indicator-dot {
  width: 12px;
  height: 12px;
  background: var(--color-accent-green);
  border-radius: 50%;
  opacity: 0.8;
  animation: voice-pulse 2s ease-in-out infinite;
}

.voice-indicator.listening .voice-indicator-dot {
  background: var(--color-accent-green);
}

@keyframes voice-pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 0.8;
  }
  50% {
    transform: scale(1.2);
    opacity: 1;
  }
}

/* ── Recognition Flash (brief highlight on command) ────────── */

.voice-recognition-flash {
  position: fixed;
  inset: 0;
  background: var(--color-accent-green);
  opacity: 0;
  pointer-events: none;
  z-index: 999;
  transition: opacity 0.1s ease-out;
}

.voice-recognition-flash.active {
  opacity: 0.15;
}

/* ── Audio-Only Mode (sentence hidden) ─────────────────────── */

.dictation-card.audio-only .sentence-text {
  display: none;
}

.dictation-card.audio-only .sentence-row {
  justify-content: center;
}

.dictation-card.audio-only .play-btn {
  width: 80px;
  height: 80px;
  font-size: 40px;
}

.dictation-card.audio-only .card-label {
  text-align: center;
}

/* ── Voice Mode Simplified UI ──────────────────────────────── */

.activity-dictation.voice-mode .mic-area {
  padding-bottom: var(--space-8);
}

.activity-dictation.voice-mode .mic-btn {
  width: 80px;
  height: 80px;
}

.activity-dictation.voice-mode .mic-status {
  font-size: var(--font-size-base);
}

/* Auto-recording indicator */
.auto-recording-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: rgba(239, 68, 68, 0.1);
  color: var(--color-accent-red);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
}

.auto-recording-badge::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--color-accent-red);
  border-radius: 50%;
  animation: recording-blink 1s ease-in-out infinite;
}

@keyframes recording-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ══════════════════════════════════════════════════════════════
   VOICE ALIAS CONFIGURATION SCREEN
   ══════════════════════════════════════════════════════════════ */

.voice-alias-screen {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--color-bg-primary);
}

.alias-header {
  text-align: center;
  padding: var(--space-6) var(--space-4) var(--space-4);
}

.alias-icon {
  font-size: 48px;
  margin-bottom: var(--space-3);
}

.alias-header h1 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin: 0 0 var(--space-2);
}

.alias-header p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

.alias-content {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4);
}

.alias-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.alias-item {
  background: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
}

.alias-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2);
}

.alias-label {
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.alias-defaults {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

.alias-input-wrap {
  position: relative;
}

.alias-input {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-bg-tertiary);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  transition: border-color var(--transition-fast);
}

.alias-input:focus {
  outline: none;
  border-color: var(--color-accent-blue);
}

.alias-input.has-error {
  border-color: var(--color-accent-red);
}

.alias-error {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--color-accent-red);
  margin-top: var(--space-1);
}

.alias-tips {
  margin-top: var(--space-4);
  padding: var(--space-3);
  background: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
}

.alias-tips p {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-2);
}

.alias-tips ul {
  margin: 0;
  padding-left: var(--space-4);
}

.alias-tips li {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-1);
}

.alias-footer {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4);
  border-top: 1px solid var(--color-bg-tertiary);
}

.alias-footer .btn {
  flex: 1;
}

.alias-footer .btn-ghost {
  flex: 0;
  min-width: 80px;
}

/* ══════════════════════════════════════════════════════════════
   VOICE ONBOARDING TOOLTIP
   ══════════════════════════════════════════════════════════════ */

.voice-onboarding {
  position: fixed;
  top: var(--space-4);
  left: var(--space-4);
  right: var(--space-4);
  z-index: 1001;
  opacity: 0;
  transform: translateY(-20px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.voice-onboarding.visible {
  opacity: 1;
  transform: translateY(0);
}

.voice-onboarding.hiding {
  opacity: 0;
  transform: translateY(-20px);
}

.voice-onboarding-content {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-accent-green);
  color: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.voice-onboarding-icon {
  font-size: 28px;
  flex-shrink: 0;
}

.voice-onboarding-text {
  flex: 1;
}

.voice-onboarding-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  margin: 0 0 var(--space-1);
}

.voice-onboarding-hint {
  font-size: var(--font-size-xs);
  margin: 0;
  opacity: 0.9;
}

.voice-onboarding-hint strong {
  background: rgba(255, 255, 255, 0.2);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

.voice-onboarding-close {
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: white;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  font-size: 18px;
  cursor: pointer;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.voice-onboarding-indicator {
  position: absolute;
  top: 100%;
  right: var(--space-4);
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 8px solid var(--color-accent-green);
}

/* ══════════════════════════════════════════════════════════
   ActivityShell — Three-Column Layout
   ══════════════════════════════════════════════════════════ */

.activity-shell {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--color-bg-primary);
}

/* ── Three Column Grid ───────────────────────────────────── */

.shell-col {
  position: absolute;
  top: 0;
  bottom: 60px; /* Leave room for footer */
}

.shell-col-left {
  left: 0;
  width: 48px;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: var(--space-4);
  gap: var(--space-3);
}

.shell-col-center {
  position: relative;
  left: 48px;
  right: 48px;
  width: calc(100% - 96px);
  height: calc(100% - 60px);
  overflow-y: auto;
  padding: var(--space-4) var(--space-3);
  -webkit-overflow-scrolling: touch;
}

.shell-col-right {
  right: 0;
  width: 48px;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: var(--space-4);
  gap: var(--space-4);
}

.shell-footer {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 var(--space-4);
  border-top: 1px solid var(--color-bg-tertiary);
  background: var(--color-bg-primary);
  z-index: 10;
}

.shell-footer .btn {
  width: 100%;
}

/* ── Keyboard-aware collapse ─────────────────────────────── */

.activity-shell.keyboard-open .shell-col-left,
.activity-shell.keyboard-open .shell-col-right {
  display: none;
}

.activity-shell.keyboard-open .shell-col-center {
  left: 0;
  width: 100%;
}

/* ── App Controls (Left Column) ──────────────────────────── */

.app-controls {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}

.voice-indicator {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  /* Touch target: 44px min */
  padding: 6px;
}

.voice-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-text-tertiary);
  transition: background 0.3s;
}

.voice-indicator.active .voice-dot {
  background: var(--color-accent-green);
  animation: voice-pulse 1.5s ease-in-out infinite;
}

@keyframes voice-pulse {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.3); }
}

/* ── Widget Slots (Right Column) ─────────────────────────── */

.widget-slot {
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Recording Widget */
.recording-widget {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}

.recording-widget .mic-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid var(--color-accent-blue);
  background: transparent;
  color: var(--color-accent-blue);
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  /* Touch target: 44px */
  padding: 4px;
  transition: all 0.2s;
}

.recording-widget .mic-btn.recording {
  border-color: var(--color-accent-red);
  background: var(--color-accent-red);
  color: white;
  animation: rec-pulse 1s ease-in-out infinite;
}

@keyframes rec-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

.recording-widget .rw-wave-wrap {
  display: flex;
  gap: 2px;
  align-items: center;
  height: 20px;
}

.recording-widget .rw-wave-wrap .wave-bar {
  width: 3px;
  height: 6px;
  background: var(--color-text-tertiary);
  border-radius: 2px;
  transition: height 0.15s;
}

.recording-widget .rw-wave-wrap .wave-bar.active {
  background: var(--color-accent-red);
  animation: rw-wave 0.6s ease-in-out infinite alternate;
}

.recording-widget .rw-wave-wrap .wave-bar.active:nth-child(1) { animation-delay: 0s; }
.recording-widget .rw-wave-wrap .wave-bar.active:nth-child(2) { animation-delay: 0.1s; }
.recording-widget .rw-wave-wrap .wave-bar.active:nth-child(3) { animation-delay: 0.2s; }
.recording-widget .rw-wave-wrap .wave-bar.active:nth-child(4) { animation-delay: 0.1s; }
.recording-widget .rw-wave-wrap .wave-bar.active:nth-child(5) { animation-delay: 0s; }

@keyframes rw-wave {
  from { height: 4px; }
  to { height: 18px; }
}

.recording-widget .rw-timer {
  font-size: 10px;
  color: var(--color-text-secondary);
  font-variant-numeric: tabular-nums;
}

/* TTS Player Widget */
.tts-player-widget {
  display: flex;
  align-items: center;
  justify-content: center;
}

.tts-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid var(--color-accent-orange);
  background: transparent;
  color: var(--color-accent-orange);
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  transition: all 0.2s;
}

.tts-btn.playing {
  background: var(--color-accent-orange);
  color: white;
}

/* Progress Dots Widget */
.progress-dots-widget {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
}

.progress-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-bg-tertiary);
  transition: all 0.2s;
  cursor: pointer;
}

.progress-dot.current {
  background: var(--color-accent-blue);
  transform: scale(1.3);
}

.progress-dot.completed {
  background: var(--color-accent-green);
}

.progress-count {
  font-size: 10px;
  color: var(--color-text-tertiary);
}

/* Text Input Widget */
.text-input-widget .write-area {
  width: 100%;
  min-height: 120px;
  padding: var(--space-3);
  border: 1px solid var(--color-bg-tertiary);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 14px;
  line-height: 1.5;
  resize: vertical;
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

.text-input-widget .write-area.large {
  min-height: 200px;
}

.text-input-widget .word-count {
  font-size: 12px;
  color: var(--color-text-tertiary);
  text-align: right;
  margin-top: var(--space-1);
}

/* ── Special Screens ─────────────────────────────────────── */

.shell-special-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: calc(100% - 60px);
  padding: var(--space-5);
  text-align: center;
  gap: var(--space-4);
}

.uploading-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--color-bg-tertiary);
  border-top-color: var(--color-accent-blue);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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