/* Public-mode visual layer.
   Keep realtime/dev behavior in live.css; this file owns the calmer mobile product presentation. */

body[data-app-mode="public"] {
  --bg: #eef4f3;
  --surface: #ffffff;
  --surface-soft: #e6ecea;
  --surface-raised: #ffffff;
  --text: #18212f;
  --text-muted: #5c6878;
  --border: #d6ddd9;
  --border-strong: #c9d4d0;
  --primary: #0EA89A;
  --primary-strong: #0C8F84;
  --primary-soft: #E4F6F3;
  --ai-surface: #f7faf9;
  --user-surface: color-mix(in srgb, var(--primary) 13%, var(--surface));
  --conversation-bg: #f8fbf9;
  --success: #13733a;
  --success-soft: #edf7f0;
  --warning: #805b00;
  --warning-soft: #fff6d9;
  --danger: #b73535;
  --ember: #E85B44;
  --ember-soft: #FCEAE6;
  --sakura: #E85D89;
  --gold: #C9932A;
  --font-display: "Be Vietnam Pro", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", "Noto Sans JP", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --lang-accent: var(--primary);
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 4px 14px rgba(24, 33, 47, 0.07);
  --shadow-md: 0 18px 44px rgba(24, 33, 47, 0.16);
  --shadow-card: 0 2px 12px rgba(24, 33, 47, 0.06), 0 1px 3px rgba(24, 33, 47, 0.04);
  --control-dock-safe-area: 236px;
  font-family: var(--font-display);
}

body[data-app-mode="public"][data-target-language="ja"] { --lang-accent: var(--sakura); }
body[data-app-mode="public"][data-target-language="zh-Hans"] { --lang-accent: var(--gold); }

body[data-app-mode="public"][data-theme="dark"] {
  --bg: #0b1418;
  --surface: #162027;
  --surface-soft: #1c2b33;
  --surface-raised: #1e2e37;
  --text: #f4f7fb;
  --text-muted: #a9b3c1;
  --border: #2a3a42;
  --border-strong: #334652;
  --primary: #2FD9C4;
  --primary-strong: #3EE6D2;
  --primary-soft: #14332F;
  --ai-surface: #1a2a30;
  --user-surface: color-mix(in srgb, var(--primary) 20%, var(--surface));
  --conversation-bg: #111e23;
  --success: #6bd28e;
  --success-soft: #193629;
  --warning: #efc65a;
  --warning-soft: #3b3119;
  --danger: #ff8585;
  --ember: #FF6F5E;
  --ember-soft: #3A211C;
  --sakura: #FF8FB4;
  --gold: #E8B33D;
  --lang-accent: var(--primary);
}

body[data-app-mode="public"][data-theme="dark"][data-target-language="ja"] { --lang-accent: var(--sakura); }
body[data-app-mode="public"][data-theme="dark"][data-target-language="zh-Hans"] { --lang-accent: var(--gold); }

body[data-app-mode="public"] .app-shell {
  width: min(100%, 720px);
  padding: 0 12px calc(var(--control-dock-safe-area) + env(safe-area-inset-bottom));
}

body[data-app-mode="public"] .app-header {
  margin: 0 -12px 8px;
  padding: max(10px, env(safe-area-inset-top)) 14px 10px;
  border-bottom: 1px solid color-mix(in srgb, var(--primary) 12%, var(--border));
  background: linear-gradient(180deg, color-mix(in srgb, var(--primary) 14%, var(--bg)) 0%, color-mix(in srgb, var(--primary) 7%, var(--surface)) 58%, var(--surface) 100%);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.7) inset, 0 4px 16px rgba(14,168,154,0.06);
}

body[data-app-mode="public"] h1 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 750;
  letter-spacing: 0.035em;
}

body[data-app-mode="public"] .header-icon {
  border-radius: 10px;
}
body[data-app-mode="public"] .header-icon .icon-mask { width: 20px; height: 20px; }

body[data-app-mode="public"] .conversation-card {
  min-height: calc(100dvh - var(--control-dock-safe-area) - 96px);
  padding: 10px 12px 14px;
  margin: 0 -4px;
  border: 1px solid color-mix(in srgb, var(--border) 85%, transparent);
  border-radius: 18px;
  background: var(--conversation-bg);
  box-shadow: var(--shadow-card);
}

body[data-app-mode="public"] .conversation {
  gap: 4px;
}

body[data-app-mode="public"] .empty-state {
  padding: 72px 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  font-size: 15px;
  line-height: 1.6;
  font-family: var(--font-display);
}
body[data-app-mode="public"] .empty-state::before {
  content: "";
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 28%, color-mix(in srgb, var(--primary) 55%, white), var(--primary));
  animation: talk-breathe 3.4s ease-in-out infinite;
  box-shadow: 0 6px 18px rgba(14,168,154,0.22);
}

body[data-app-mode="public"] .turn {
  scroll-margin-bottom: var(--control-dock-safe-area);
}

body[data-app-mode="public"] .turn-enter {
  animation: turn-in 280ms ease-out both;
}

@keyframes turn-in {
  from { opacity: 0; transform: translateY(10px); }
}

body[data-app-mode="public"] .message-row {
  gap: 8px;
  margin: 12px 0;
}

body[data-app-mode="public"] .message-stack {
  max-width: min(86%, 580px);
}

body[data-app-mode="public"] .avatar {
  flex-basis: 30px;
  width: 30px;
  height: 30px;
  box-shadow: none;
}

body[data-app-mode="public"] .avatar .ui-svg {
  width: 17px;
  height: 17px;
}

body[data-app-mode="public"] .ai-avatar {
  border: 1px solid color-mix(in srgb, var(--ember) 22%, var(--border));
  background: color-mix(in srgb, var(--ember) 10%, var(--surface));
  color: var(--ember);
}

body[data-app-mode="public"] .user-avatar {
  display: none;
}

body[data-app-mode="public"] .message-meta {
  margin: 0 0 4px;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  font-family: var(--font-display);
}

body[data-app-mode="public"] .bubble {
  border: 1px solid color-mix(in srgb, var(--border) 70%, transparent);
  border-radius: 16px;
  padding: 11px 13px;
  box-shadow: 0 1px 6px rgba(24,33,47,0.04);
  font-family: var(--font-display);
}

body[data-app-mode="public"] .ai-bubble {
  border-top-left-radius: 6px;
  background: var(--surface);
  border-color: color-mix(in srgb, var(--border) 75%, transparent);
}

body[data-app-mode="public"] .user-bubble {
  border-top-right-radius: 6px;
  background: var(--user-surface);
  border-color: color-mix(in srgb, var(--primary) 14%, var(--border));
}

body[data-app-mode="public"] .message-text,
body[data-app-mode="public"] .text {
  line-height: 1.62;
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: 0.01em;
}

body[data-app-mode="public"] .message-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  min-height: 48px;
  margin: 6px -2px -2px 0;
}

body[data-app-mode="public"] .inline-action {
  width: 44px;
  height: 44px;
  background: var(--surface);
  color: var(--primary);
  border: 1px solid color-mix(in srgb, var(--primary) 16%, var(--border));
  box-shadow: 0 1px 6px rgba(14,168,154,0.08);
}
body[data-app-mode="public"] .inline-action .icon-mask { width: 18px; height: 18px; }

/* Score pill — clearly legible 48px badge with scaled SVG */
body[data-app-mode="public"] .score-pill {
  position: relative;
  width: 48px;
  height: 48px;
  min-width: 48px;
  min-height: 48px;
  padding: 0;
  border: 1px solid color-mix(in srgb, var(--border) 85%, transparent);
  border-radius: 50%;
  background: var(--surface);
  box-shadow: 0 2px 10px rgba(24,33,47,0.08);
  overflow: hidden;
}
body[data-app-mode="public"] .score-pill-ring { position: absolute; inset: 0; width: 100%; height: 100%; }
body[data-app-mode="public"] .score-pill-track { stroke: var(--border); stroke-width: 3.5; }
body[data-app-mode="public"] .score-pill-arc { stroke-width: 3.5; }
body[data-app-mode="public"] .score-pill-num {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
}
body[data-app-mode="public"] [data-score-tier="gold"] .score-pill-arc { stroke: var(--gold); }
body[data-app-mode="public"] [data-score-tier="gold"] .score-pill-num { color: #8a6a10; }
body[data-app-mode="public"][data-theme="dark"] [data-score-tier="gold"] .score-pill-num { color: var(--gold); }
body[data-app-mode="public"] [data-score-tier="teal"] .score-pill-arc { stroke: var(--primary); }
body[data-app-mode="public"] [data-score-tier="teal"] .score-pill-num { color: var(--primary-strong); }
body[data-app-mode="public"][data-theme="dark"] [data-score-tier="teal"] .score-pill-num { color: var(--primary); }
body[data-app-mode="public"] [data-score-tier="muted"] .score-pill-arc { stroke: var(--text-muted); }
body[data-app-mode="public"] [data-score-tier="muted"] .score-pill-num { color: var(--text-muted); }
body[data-app-mode="public"] .score-pill-arc {
  animation: score-pill-grow 700ms cubic-bezier(.22,.9,.3,1) both;
}
@keyframes score-pill-grow { from { stroke-dashoffset: 94.2; } }

body[data-app-mode="public"] .inline-action:active,
body[data-app-mode="public"] .score-button:active,
body[data-app-mode="public"] .problem-card:active,
body[data-app-mode="public"] .natural-card:active,
body[data-app-mode="public"] .round-audio:active,
body[data-app-mode="public"] .replay-main:active {
  transform: scale(0.97);
  opacity: 0.78;
}

body[data-app-mode="public"] .inline-action:disabled {
  opacity: 0.38;
  cursor: default;
  transform: none;
}

/* Talk dock: floating rounded bottom dock with visible ambient glow on nonnegative layers */
body[data-app-mode="public"] .control-dock {
  position: fixed;
  left: 50%;
  bottom: calc(60px + env(safe-area-inset-bottom));
  transform: translateX(-50%);
  overflow: visible;
  width: min(calc(100% - 20px), 720px);
  padding: 10px 12px;
  border: 1px solid color-mix(in srgb, var(--border) 85%, transparent);
  background: color-mix(in srgb, var(--surface) 96%, transparent);
  box-shadow: 0 8px 28px rgba(24,33,47,0.12), 0 2px 8px rgba(24,33,47,0.06);
  backdrop-filter: blur(18px);
  border-radius: 22px;
  z-index: 24;
  isolation: isolate;
}
body[data-app-mode="public"] .control-dock::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 42%;
  width: 300px;
  height: 260px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: radial-gradient(ellipse at center, color-mix(in srgb, var(--primary) 28%, transparent) 0%, color-mix(in srgb, var(--primary) 14%, transparent) 38%, transparent 72%);
  filter: blur(18px);
  opacity: 0.95;
  pointer-events: none;
  transition: opacity 300ms ease, background 300ms ease;
  z-index: 0;
}
body[data-app-mode="public"] .control-dock::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 22px;
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface) 72%, transparent), transparent 55%);
  pointer-events: none;
  z-index: 0;
}
body[data-app-mode="public"] .control-dock > * { position: relative; z-index: 1; }
body[data-app-mode="public"] .control-dock:has(.talk-speaking)::before {
  background: radial-gradient(ellipse at center, color-mix(in srgb, var(--ember) 32%, transparent) 0%, color-mix(in srgb, var(--ember) 16%, transparent) 40%, transparent 72%);
  opacity: 1;
}
body[data-app-mode="public"] .control-dock:has(.talk-recording)::before,
body[data-app-mode="public"] .control-dock:has(.talk-pressed)::before {
  background: radial-gradient(ellipse at center, color-mix(in srgb, var(--primary) 34%, transparent) 0%, color-mix(in srgb, var(--primary) 18%, transparent) 42%, transparent 72%);
  opacity: 1;
}

body[data-app-mode="public"] .status {
  min-height: 0;
  margin-bottom: 2px;
  color: var(--text-muted);
  font-size: 12px;
  font-family: var(--font-display);
  opacity: 0.78;
}
body[data-app-mode="public"] .status:empty { display: none; }

body[data-app-mode="public"] .voice-waves {
  display: flex;
  opacity: 0;
  transition: opacity 160ms ease;
}

body[data-app-mode="public"] .voice-control-row:has(.talk-speaking) .voice-waves {
  color: var(--ember);
  opacity: 1;
}

body[data-app-mode="public"] .voice-control-row:has(.talk-speaking) .voice-waves span {
  animation: talk-eq 0.9s ease-in-out infinite;
}

body[data-app-mode="public"] .voice-waves span:nth-child(2) { animation-delay: 0.15s; }
body[data-app-mode="public"] .voice-waves span:nth-child(3) { animation-delay: 0.3s; }
body[data-app-mode="public"] .voice-waves span:nth-child(4) { animation-delay: 0.45s; }
body[data-app-mode="public"] .voice-waves span:nth-child(5) { animation-delay: 0.6s; }

@keyframes talk-eq { 0%, 100% { transform: scaleY(0.5); } 50% { transform: scaleY(1); } }

body[data-app-mode="public"] .voice-control-row {
  gap: 10px;
}

body[data-app-mode="public"] .talk-button {
  width: 70px;
  height: 70px;
  border: 0;
  background: radial-gradient(circle at 32% 28%, color-mix(in srgb, var(--primary) 52%, white), var(--primary));
  color: #fff;
  box-shadow: 0 6px 18px rgba(14,168,154,0.28), 0 2px 6px rgba(14,168,154,0.16);
}
body[data-app-mode="public"] .talk-button .icon-mask { width: 28px; height: 28px; }

body[data-app-mode="public"] .talk-pressed,
body[data-app-mode="public"] .talk-recording {
  background: radial-gradient(circle at 32% 28%, color-mix(in srgb, var(--primary) 52%, white), var(--primary-strong));
  box-shadow: 0 0 0 8px color-mix(in srgb, var(--primary) 16%, transparent), 0 10px 28px rgba(14, 168, 154, 0.32);
}

body[data-app-mode="public"] .talk-waiting,
body[data-app-mode="public"] .talk-connecting {
  border: 1px solid var(--border);
  background: var(--surface-soft);
  color: var(--text-muted);
  filter: none;
  box-shadow: none;
}

body[data-app-mode="public"] .talk-speaking {
  border: 0;
  background: radial-gradient(circle at 32% 28%, color-mix(in srgb, var(--ember) 52%, white), var(--ember));
  color: #fff;
  filter: none;
  box-shadow: 0 6px 18px rgba(232,91,68,0.30), 0 2px 6px rgba(232,91,68,0.16);
}

body[data-app-mode="public"] .talk-label {
  margin-top: 6px;
  color: var(--text-muted);
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.015em;
  opacity: 0.78;
}

body[data-app-mode="public"] .dock-meta {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: min(100%, 160px);
  column-gap: 24px;
  margin: 5px auto 0;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font-display);
}

body[data-app-mode="public"] .dock-meta::after {
  content: "·";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: var(--border);
}

body[data-app-mode="public"] .dock-meta svg {
  display: none;
}

body[data-app-mode="public"] .dock-meta-item {
  gap: 0;
}

body[data-app-mode="public"] .dock-meta-item:first-child {
  justify-content: flex-end;
}

body[data-app-mode="public"] .dock-meta-item:last-child {
  justify-content: flex-start;
}

body[data-app-mode="public"] .dock-meta-item + .dock-meta-item::before {
  content: none;
}

/* The dock surface handles a horizontal swipe; #talk still owns every pointer press. */
body[data-app-mode="public"] .control-dock,
body[data-app-mode="public"] .silent-dock,
body[data-app-mode="public"] .experience-switch {
  touch-action: pan-y;
}

body[data-app-mode="public"] .dock-swipe-hint {
  margin: 6px 0 0;
  color: var(--text-muted);
  font-size: 10px;
  text-align: center;
  opacity: 0.76;
  user-select: none;
}

body[data-app-mode="public"] .experience-switch {
  position: fixed;
  z-index: 26;
  left: 50%;
  bottom: calc(10px + env(safe-area-inset-bottom));
  transform: translateX(-50%);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px;
  width: min(calc(100% - 44px), 310px);
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}
body:not([data-app-mode="public"]) .experience-switch { display: none; }
/* A stateful panel must remain invisible even where its normal layout uses grid. */
body[data-app-mode="public"] :is(
  .conversation-card, .control-dock, .silent-panel, .silent-dock,
  .silent-report, .silent-action, .silent-progress, .silent-progress-label
)[hidden] { display: none !important; }

body[data-app-mode="public"] .experience-option {
  min-width: 0;
  min-height: 34px;
  padding: 7px 10px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 650;
  cursor: pointer;
}

body[data-app-mode="public"] .experience-option[aria-pressed="true"] {
  background: var(--primary-soft);
  color: var(--primary-strong);
}
body[data-app-mode="public"] .experience-option:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

body[data-app-mode="public"] .experience-option:focus-visible,
body[data-app-mode="public"] .silent-action:focus-visible {
  outline: 3px solid var(--primary-strong);
  outline-offset: 2px;
}

body[data-app-mode="public"] .silent-panel {
  min-height: calc(100dvh - var(--control-dock-safe-area) - 96px);
  margin: 0 -4px;
  padding: clamp(20px, 5vw, 36px);
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--conversation-bg);
  box-shadow: var(--shadow-card);
}

body[data-app-mode="public"] .silent-eyebrow {
  color: var(--primary-strong);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

body[data-app-mode="public"] .silent-panel h2 {
  margin: 12px 0;
  font-size: clamp(24px, 5vw, 32px);
  line-height: 1.2;
}

body[data-app-mode="public"] .silent-description {
  max-width: 48ch;
  margin: 0;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.7;
}

body[data-app-mode="public"] .silent-dock {
  position: fixed;
  z-index: 24;
  left: 50%;
  bottom: calc(60px + env(safe-area-inset-bottom));
  transform: translateX(-50%);
  display: grid;
  justify-items: stretch;
  gap: 12px;
  width: min(calc(100% - 20px), 720px);
  padding: 20px 18px 14px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: var(--surface);
  box-shadow: 0 8px 28px rgba(24,33,47,0.12);
}

body[data-app-mode="public"] .silent-status {
  margin: 0;
  color: var(--text-muted);
  font-size: 13px;
  text-align: center;
}

body[data-app-mode="public"] .silent-progress {
  width: 100%;
  height: 7px;
  overflow: hidden;
  border: 0;
  border-radius: 999px;
  accent-color: var(--primary);
}
body[data-app-mode="public"] .silent-progress-label {
  margin-top: -8px;
  color: var(--text-muted);
  font-size: 11px;
  text-align: center;
}

body[data-app-mode="public"] .silent-action {
  width: 100%;
  min-height: 54px;
  padding: 12px 16px;
  border: 0;
  border-radius: 14px;
  background: var(--primary);
  color: #fff;
  font-size: 15px;
  font-weight: 750;
  cursor: pointer;
}

body[data-app-mode="public"] .silent-action--stop {
  background: var(--ember);
}
body[data-app-mode="public"][data-theme="dark"] .silent-action--start {
  color: #102a2a;
}

body[data-app-mode="public"] .silent-dock .dock-swipe-hint {
  margin: 0;
}

body[data-app-mode="public"] .silent-report {
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
}

body[data-app-mode="public"] .silent-report > h3 {
  margin: 0 0 16px;
  font-size: 18px;
}

body[data-app-mode="public"] .silent-report-totals {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(86px, 1fr));
  gap: 8px;
  margin: 0 0 16px;
}

body[data-app-mode="public"] .silent-report-totals > div {
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
}

body[data-app-mode="public"] .silent-report-totals dt {
  color: var(--text-muted);
  font-size: 11px;
}

body[data-app-mode="public"] .silent-report-totals dd {
  margin: 2px 0 0;
  font-size: 21px;
  font-weight: 750;
}

body[data-app-mode="public"] .silent-report-item {
  margin-top: 12px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
}

body[data-app-mode="public"] .silent-report-item > h3 {
  margin: 0 0 8px;
  font-size: 15px;
}

body[data-app-mode="public"] .silent-compact-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
}

body[data-app-mode="public"] .silent-compact-row--suggestion {
  border-top: 1px solid var(--border);
}

body[data-app-mode="public"] .silent-compact-text {
  min-width: 0;
  flex: 1;
}

body[data-app-mode="public"] .silent-compact-text h4 {
  margin: 0 0 4px;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 700;
}

body[data-app-mode="public"] .silent-compact-text p {
  margin: 0;
  font-size: 15px;
  line-height: 1.5;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

body[data-app-mode="public"] .silent-audio-button {
  display: grid;
  place-items: center;
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid color-mix(in srgb, var(--primary) 20%, var(--border));
  border-radius: 50%;
  background: var(--primary-soft);
  color: var(--primary-strong);
  cursor: pointer;
}

body[data-app-mode="public"] .silent-audio-button .icon-mask {
  width: 21px;
  height: 21px;
}

body[data-app-mode="public"] .silent-audio-button:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

body[data-app-mode="public"] .silent-audio-button:focus-visible,
body[data-app-mode="public"] .silent-details-toggle:focus-visible {
  outline: 3px solid var(--primary-strong);
  outline-offset: 2px;
}

body[data-app-mode="public"] .silent-item-details {
  border-top: 1px solid var(--border);
}

body[data-app-mode="public"] .silent-details-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  min-height: 44px;
  color: var(--primary-strong);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

body[data-app-mode="public"] .silent-details-toggle::-webkit-details-marker { display: none; }
body[data-app-mode="public"] .silent-detail-chevron {
  width: 17px;
  height: 17px;
  transform: rotate(90deg);
  transition: transform 180ms ease;
}
body[data-app-mode="public"] .silent-item-details[open] .silent-detail-chevron {
  transform: rotate(-90deg);
}

body[data-app-mode="public"] .silent-item-details-body {
  padding: 0 0 4px;
}

body[data-app-mode="public"] .silent-report-section {
  margin-top: 12px;
}

body[data-app-mode="public"] .silent-report-section h4 {
  margin: 0 0 4px;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 700;
}

body[data-app-mode="public"] .silent-report-body,
body[data-app-mode="public"] .silent-report-section p {
  margin: 0 0 10px;
  line-height: 1.65;
  font-size: 14px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

body[data-app-mode="public"] .silent-report-error {
  color: var(--danger);
}

body[data-app-mode="public"] .silent-feedback-list {
  margin: 0;
  padding-left: 20px;
  line-height: 1.65;
  font-size: 14px;
}

/* Overlay shell keeps depth because it is a real modal layer. */
body[data-app-mode="public"] .overlay-surface,
body[data-app-mode="public"] .settings-panel {
  border-radius: 20px 20px 0 0;
  box-shadow: var(--shadow-md);
  font-family: var(--font-display);
}

body[data-app-mode="public"] .overlay-header,
body[data-app-mode="public"] .settings-head {
  min-height: 56px;
  padding-top: 6px;
  padding-bottom: 6px;
}

body[data-app-mode="public"] .overlay-scroll {
  padding: 14px 16px calc(24px + env(safe-area-inset-bottom));
}

body[data-app-mode="public"] .overlay-section {
  margin-top: 20px;
}

body[data-app-mode="public"] .overlay-section h3,
body[data-app-mode="public"] .replay-transcript h3,
body[data-app-mode="public"] .compare-card h3 {
  margin-bottom: 8px;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

/* Coach: feedback hierarchy instead of card stack. */
body[data-app-mode="public"] .score-hero-ring {
  padding: 2px 0 18px;
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  background: transparent;
}

body[data-app-mode="public"] .score-ring {
  flex: 0 0 96px;
  width: 96px;
  height: 96px;
}

body[data-app-mode="public"] .score-hero-copy span {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
}

body[data-app-mode="public"] .score-hero-copy strong {
  font-family: var(--font-display);
  font-size: 38px;
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  letter-spacing: -0.02em;
}

body[data-app-mode="public"] .score-track {
  height: 4px;
  margin-top: 9px;
}

body[data-app-mode="public"] .coach-metrics {
  padding: 0;
  border-radius: 0;
  background: transparent;
}

body[data-app-mode="public"] .coach-metric {
  padding: 11px 0;
  border-bottom: 1px solid var(--border);
}

body[data-app-mode="public"] .coach-metric-head {
  font-size: 13px;
}

body[data-app-mode="public"] .coach-metric-head strong {
  font-size: 14px;
}

body[data-app-mode="public"] .problem-list {
  gap: 0;
  border-top: 1px solid var(--border);
}

body[data-app-mode="public"] .problem-card,
body[data-app-mode="public"] .natural-card {
  min-height: 56px;
  gap: 10px;
  padding: 10px 0;
  border: 0;
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

body[data-app-mode="public"] .problem-icon,
body[data-app-mode="public"] .tip-icon {
  flex-basis: 22px;
  width: 22px;
  height: 22px;
  border-radius: 0;
  background: transparent;
  display: grid;
  place-items: center;
}

body[data-app-mode="public"] .problem-icon .ui-svg,
body[data-app-mode="public"] .tip-icon .ui-svg {
  width: 17px;
  height: 17px;
}
body[data-app-mode="public"] .problem-icon .icon-mask,
body[data-app-mode="public"] .tip-icon .icon-mask { width: 17px; height: 17px; }

body[data-app-mode="public"] .problem-copy strong {
  font-size: 16px;
  font-weight: 600;
}

body[data-app-mode="public"] .problem-chevron {
  color: var(--text-muted);
}
body[data-app-mode="public"] .problem-chevron .icon-mask { width: 18px; height: 18px; }

body[data-app-mode="public"] .coach-note,
body[data-app-mode="public"] .tip-card {
  gap: 9px;
  margin-top: 18px;
  padding: 14px 0 0;
  border-top: 1px solid var(--border);
  border-radius: 0;
  background: transparent;
}

body[data-app-mode="public"] .compare-card,
body[data-app-mode="public"] .replay-transcript,
body[data-app-mode="public"] .heard-card {
  padding: 12px 0 16px;
  border: 0;
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  background: transparent;
}

body[data-app-mode="public"] .compare-corrected {
  margin-top: 2px;
  padding: 14px;
  border: 0;
  border-radius: 12px;
  background: var(--primary-soft);
}

body[data-app-mode="public"] .compare-arrow {
  height: 34px;
  color: var(--text-muted);
}

body[data-app-mode="public"] .heard-card {
  padding: 12px;
  border: 0;
  border-radius: 12px;
  background: var(--surface-soft);
}

body[data-app-mode="public"] .replay-main {
  background: var(--primary);
  box-shadow: none;
}

body[data-app-mode="public"] .replay-note {
  margin-top: 18px;
  padding: 0;
  border-radius: 0;
  background: transparent;
}

/* Coach interactions: disclosure, learner replay and natural-expression playback. */
body[data-app-mode="public"] .coach-score-toggle {
  width: 100%;
  min-height: 112px;
  border: 0;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  cursor: pointer;
  text-align: left;
  appearance: none;
}

body[data-app-mode="public"] .coach-score-chevron {
  margin-left: auto;
  color: var(--text-muted);
  transition: transform 160ms ease;
}

body[data-app-mode="public"] .coach-score-toggle[aria-expanded="true"] .coach-score-chevron {
  transform: rotate(90deg);
}

body[data-app-mode="public"] .coach-pronunciation-details { margin-top: 12px; }
body[data-app-mode="public"] .coach-replay-section { margin-top: 14px; }

body[data-app-mode="public"] .coach-replay-row {
  width: 100%;
  min-height: 60px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 7px 0;
  border: 0;
  border-bottom: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  text-align: left;
}

body[data-app-mode="public"] .coach-replay-progress {
  position: relative;
  flex: 0 0 48px;
  width: 48px;
  height: 48px;
}

body[data-app-mode="public"] .coach-replay-progress svg {
  position: absolute;
  inset: 0;
  width: 48px;
  height: 48px;
  transform: rotate(-90deg);
}

body[data-app-mode="public"] .coach-replay-progress-track,
body[data-app-mode="public"] .coach-replay-progress-ring {
  fill: none;
  stroke-width: 4;
}

body[data-app-mode="public"] .coach-replay-progress-track { stroke: var(--border); }
body[data-app-mode="public"] .coach-replay-progress-ring {
  stroke: var(--primary);
  stroke-linecap: round;
  transition: stroke-dashoffset 70ms linear;
}

body[data-app-mode="public"] .coach-replay-mic {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--primary);
}
body[data-app-mode="public"] .coach-replay-mic .icon-mask { width: 21px; height: 21px; }

body[data-app-mode="public"] .coach-replay-copy {
  min-width: 0;
  display: grid;
  gap: 2px;
}
body[data-app-mode="public"] .coach-replay-copy strong { font-size: 14px; font-weight: 600; }
body[data-app-mode="public"] .coach-replay-copy small {
  color: var(--text-muted);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}

body[data-app-mode="public"] .natural-row {
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border);
}

body[data-app-mode="public"] .natural-main {
  min-width: 0;
  flex: 1 1 auto;
  min-height: 56px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border: 0;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  text-align: left;
}

body[data-app-mode="public"] .natural-main > span:first-child {
  min-width: 0;
  flex: 1;
  font-size: var(--font-body);
  font-weight: 600;
  line-height: 1.5;
}

body[data-app-mode="public"] .natural-audio {
  flex: 0 0 42px;
  width: 42px;
  height: 42px;
  background: var(--primary-soft);
  color: var(--primary-strong);
}

body[data-app-mode="public"] .coach-score-toggle:focus-visible,
body[data-app-mode="public"] .coach-replay-row:focus-visible,
body[data-app-mode="public"] .natural-main:focus-visible {
  outline: 3px solid var(--primary-strong);
  outline-offset: 2px;
}

body[data-app-mode="public"] .coach-score-toggle:active,
body[data-app-mode="public"] .coach-replay-row:active,
body[data-app-mode="public"] .natural-main:active {
  opacity: 0.78;
}

/* Round audio uses mask for volume icon */
body[data-app-mode="public"] .round-audio .icon-mask { width: 19px; height: 19px; }
body[data-app-mode="public"] .replay-main .icon-mask { width: 24px; height: 24px; }

/* Settings: one mobile list, fixed header, independently scrollable content. */
body[data-app-mode="public"] .settings-panel {
  display: flex;
  flex-direction: column;
  height: min(82dvh, 720px);
  max-height: calc(100dvh - max(18px, env(safe-area-inset-top)));
}

body[data-app-mode="public"] .settings-head {
  position: relative;
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  min-height: 54px;
  padding: 7px 52px 7px 16px;
}

body[data-app-mode="public"] .settings-head strong {
  padding-left: 0;
}

body[data-app-mode="public"] .settings-head .overlay-icon {
  position: absolute;
  top: 50%;
  right: 16px;
  width: 36px;
  height: 36px;
  transform: translateY(-50%);
  border-radius: 50%;
}

body[data-app-mode="public"] .settings-head .overlay-icon svg {
  width: 19px;
  height: 19px;
  transform: translateY(2px);
}
body[data-app-mode="public"] .settings-head .overlay-icon .icon-mask { width: 19px; height: 19px; transform: translateY(2px); }

body[data-app-mode="public"] .settings-scroll {
  min-height: 0;
  flex: 1 1 auto;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  padding: 2px 0 calc(14px + env(safe-area-inset-bottom));
  touch-action: pan-y;
}

body[data-app-mode="public"] .setting-section {
  margin: 0 16px;
  padding: 0;
  border: 0;
}

body[data-app-mode="public"] .setting-section + .setting-section {
  border-top: 0;
}

body[data-app-mode="public"] .setting-control-row,
body[data-app-mode="public"] .switch-row {
  min-height: 64px;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  border-top: 0;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

body[data-app-mode="public"] .setting-control-row > label,
body[data-app-mode="public"] .switch-row strong {
  min-width: 0;
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.35;
}

body[data-app-mode="public"] .setting-control-row-primary {
  min-height: 70px;
}

body[data-app-mode="public"] .setting-control-row-primary > label {
  display: inline-flex;
  align-items: center;
  font-size: 16px;
  font-weight: 700;
}

body[data-app-mode="public"] .switch-row small,
body[data-app-mode="public"] .setting-note {
  color: var(--text-muted);
  font-size: 12px;
}

body[data-app-mode="public"] .setting-control-row select {
  width: 168px;
  min-width: 104px;
  min-height: 48px;
  max-width: 50%;
  flex: 0 1 168px;
  padding: 9px 30px 9px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text);
  font-size: 15px;
  line-height: 1.25;
  text-align: left;
}

body[data-app-mode="public"] .setting-control-row-primary select {
  min-height: 52px;
  font-size: 16px;
  font-weight: 600;
}

body[data-app-mode="public"] #target-language {
  border-color: color-mix(in srgb, var(--lang-accent) 30%, var(--border));
}

body[data-app-mode="public"] #target-language:focus-visible {
  outline-color: color-mix(in srgb, var(--lang-accent) 58%, transparent);
}

body[data-app-mode="public"] .setting-control-row select option {
  font-size: 16px;
  line-height: 1.4;
}

body[data-app-mode="public"] .setting-control-row select:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--primary) 58%, transparent);
  outline-offset: 2px;
}

body[data-app-mode="public"] .switch-control {
  flex: 0 0 46px;
}

body[data-app-mode="public"] .settings-release {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 10px 16px 0;
  padding: 10px 0 2px;
  border-top: 1px solid var(--border);
  border-bottom: 0;
}

body[data-app-mode="public"] .settings-release .app-version {
  color: var(--text-muted);
  font-size: 12px;
}

body[data-app-mode="public"] .settings-release .update-button {
  min-height: 44px;
}

@media (min-width: 600px) {
  body[data-app-mode="public"] .overlay-surface,
  body[data-app-mode="public"] .settings-panel {
    border-radius: 20px;
  }
}

@media (max-width: 480px) {
  body[data-app-mode="public"] .setting-control-row,
  body[data-app-mode="public"] .switch-row {
    flex-direction: row;
    align-items: center;
  }

  body[data-app-mode="public"] .setting-control-row select {
    width: 168px;
    max-width: 50%;
    flex-basis: 168px;
  }
}

@media (max-width: 380px) {
  body[data-app-mode="public"] {
    --control-dock-safe-area: 230px;
  }

  body[data-app-mode="public"] .app-shell {
    padding-left: 10px;
    padding-right: 10px;
  }

  body[data-app-mode="public"] .app-header {
    margin-left: -10px;
    margin-right: -10px;
  }

  body[data-app-mode="public"] .message-stack {
    max-width: 88%;
  }

  body[data-app-mode="public"] .talk-button {
    width: 64px;
    height: 64px;
  }

  body[data-app-mode="public"] .setting-control-row,
  body[data-app-mode="public"] .switch-row {
    gap: 10px;
  }

  body[data-app-mode="public"] .setting-control-row select {
    max-width: 50%;
  }
}

@media (prefers-reduced-motion: reduce) {
  body[data-app-mode="public"] .turn-enter {
    animation: none;
  }

  body[data-app-mode="public"] .inline-action:active,
  body[data-app-mode="public"] .score-button:active,
  body[data-app-mode="public"] .problem-card:active,
  body[data-app-mode="public"] .natural-card:active,
  body[data-app-mode="public"] .round-audio:active,
  body[data-app-mode="public"] .replay-main:active {
    transform: none;
  }

  body[data-app-mode="public"] .score-pill-arc,
  .score-pill-arc {
    animation: none !important;
  }

  body[data-app-mode="public"] .empty-state::before { animation: none !important; }
  body[data-app-mode="public"] .control-dock::before { transition: none; }
}