:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --surface: #ffffff;
  --surface-soft: #f8fafc;
  --border: #e6ebf3;
  --border-strong: #d6deeb;
  --text: #142033;
  --text-soft: #5f6b80;
  --brand: #4f7cff;
  --brand-soft: rgba(79, 124, 255, 0.12);
  --green: #24a36a;
  --green-soft: rgba(36, 163, 106, 0.12);
  --orange: #ff8a3d;
  --orange-soft: rgba(255, 138, 61, 0.12);
  --purple: #8c63ff;
  --purple-soft: rgba(140, 99, 255, 0.12);
  --red: #e45454;
  --red-soft: rgba(228, 84, 84, 0.12);
  --shadow: 0 14px 36px rgba(15, 23, 42, 0.06);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --container: 1200px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Helvetica Neue", sans-serif;
}

body {
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

img {
  max-width: 100%;
}

.app-shell {
  min-height: 100vh;
}

.page {
  min-height: 100vh;
}

.page-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(245, 247, 251, 0.88);
  border-bottom: 1px solid rgba(230, 235, 243, 0.9);
}

.page-header-inner,
.page-main {
  width: min(calc(100vw - 32px), var(--container));
  margin: 0 auto;
}

.page-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 0;
}

.page-header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 14px;
  flex-wrap: wrap;
}

.auth-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.admin-console {
  display: grid;
  gap: 20px;
}

.admin-console-hero {
  background:
    radial-gradient(circle at top right, rgba(79, 124, 255, 0.12), transparent 32%),
    linear-gradient(135deg, #ffffff, #f7faff);
}

.admin-console-grid {
  align-items: stretch;
}

.admin-console-form,
.admin-console-latest,
.admin-console-list {
  display: grid;
  gap: 16px;
}

.admin-code-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.admin-code-chip {
  display: grid;
  gap: 6px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-soft);
}

.admin-code-chip.is-used {
  opacity: 0.65;
}

.admin-code-chip-code {
  font-weight: 800;
  letter-spacing: 0.04em;
  word-break: break-all;
}

.admin-code-chip-meta {
  color: var(--text-soft);
  font-size: 0.9rem;
}

.admin-code-list {
  white-space: pre-wrap;
  word-break: break-word;
}

.admin-code-table {
  display: grid;
  gap: 10px;
}

.admin-code-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 140px auto auto;
  gap: 10px;
  align-items: center;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-soft);
}

.admin-code-row-main {
  min-width: 0;
  display: grid;
  gap: 6px;
}

.admin-code-row-code {
  font-weight: 800;
  letter-spacing: 0.04em;
  word-break: break-all;
}

.admin-code-row-meta {
  color: var(--text-soft);
  font-size: 0.88rem;
}

.admin-code-row-select {
  min-width: 0;
}

.page-header-context-action {
  border-radius: 999px;
  white-space: nowrap;
}

.branding {
  display: flex;
  align-items: center;
  min-width: 0;
}

.branding-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  color: var(--text-soft);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
}

.breadcrumb-link {
  color: inherit;
  line-height: 1.2;
  font-weight: inherit;
}

.breadcrumb-link:hover {
  color: var(--brand);
}

.breadcrumb-link.is-current {
  color: var(--text);
  font-weight: 700;
}

.breadcrumb-separator {
  color: var(--border-strong);
  user-select: none;
}

.top-nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.text-scale-group {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
}

.text-scale-button {
  border: none;
  border-radius: 999px;
  background: transparent;
  color: var(--text-soft);
  min-width: 38px;
  height: 34px;
  padding: 0 12px;
  font-weight: 800;
}

.text-scale-button.is-active {
  background: var(--brand-soft);
  color: var(--brand);
}

.nav-link {
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid transparent;
  color: var(--text-soft);
  font-weight: 600;
  transition: 0.2s ease;
}

.nav-link:hover,
.nav-link.is-active {
  background: var(--surface);
  border-color: var(--border);
  color: var(--text);
  box-shadow: var(--shadow);
}

.page-main {
  padding: 28px 0 48px;
}

.page-main.speaking-page-main {
  padding-bottom: 132px;
}

.page-main.mock-stage-main {
  padding-bottom: 156px;
}

.page-section + .page-section {
  margin-top: 24px;
}

.hero,
.card,
.module-card,
.practice-card,
.review-card,
.mock-card,
.stage-card,
.question-card,
.result-card,
.metric-card,
.library-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

.hero,
.card,
.practice-card,
.review-card,
.mock-card,
.stage-card,
.result-card,
.library-card {
  padding: 24px;
}

.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: stretch;
}

.hero h1,
.section-title,
.card-title,
.question-title {
  margin: 0;
  letter-spacing: -0.03em;
}

.hero h1 {
  font-size: clamp(1.9rem, 3vw, 2.8rem);
  line-height: 1.05;
}

.hero p,
.section-subtitle,
.card-subtitle,
.question-subtitle,
.muted,
.helper-text {
  color: var(--text-soft);
}

.hero p {
  margin: 14px 0 0;
  font-size: 1.02rem;
}

.hero-actions,
.inline-actions,
.section-actions,
.question-actions,
.practice-actions,
.mock-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-actions {
  margin-top: 20px;
}

.hero-stats,
.metric-grid,
.module-grid,
.review-grid,
.mock-grid,
.summary-grid,
.stats-grid {
  display: grid;
  gap: 16px;
}

.hero-stats,
.stats-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.module-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.review-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.mock-grid,
.summary-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.metric-card {
  padding: 18px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--surface-soft);
}

.metric-label {
  font-size: 0.92rem;
  color: var(--text-soft);
}

.metric-value {
  margin-top: 10px;
  font-size: 1.9rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.metric-note {
  margin-top: 8px;
  font-size: 0.9rem;
  color: var(--text-soft);
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.section-title {
  font-size: 1.5rem;
}

.section-subtitle {
  margin-top: 6px;
}

.module-card {
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-height: 220px;
}

.module-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.module-badge,
.tag,
.stage-chip,
.count-badge,
.score-badge,
.status-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 32px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 700;
}

.module-card h3,
.card-title,
.question-title {
  font-size: 1.25rem;
}

.module-card p,
.card-subtitle,
.question-subtitle {
  margin: 0;
}

.module-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-top: auto;
}

.pill-row,
.book-row,
.filter-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.pill,
.book-pill,
.filter-pill {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-soft);
  padding: 10px 14px;
  border-radius: 999px;
  font-weight: 700;
  transition: 0.2s ease;
}

.pill:hover,
.book-pill:hover,
.filter-pill:hover,
.pill.is-active,
.book-pill.is-active,
.filter-pill.is-active {
  background: var(--brand-soft);
  border-color: rgba(79, 124, 255, 0.32);
  color: var(--brand);
}

.library-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.library-test-list {
  display: grid;
  gap: 18px;
}

.library-card h3,
.mock-card h3 {
  margin: 0 0 16px;
  font-size: 1.2rem;
}

.question-list {
  display: grid;
  gap: 12px;
}

.question-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  background: var(--surface-soft);
}

.question-item-main {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.question-item-title-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.question-item-title {
  font-size: 1rem;
  font-weight: 800;
}

.question-item-subtitle {
  font-size: 0.95rem;
  color: var(--text-soft);
}

.question-item-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  color: var(--text-soft);
  font-size: 0.88rem;
}

.icon-button,
.ghost-button,
.secondary-button,
.primary-button,
.danger-button,
.link-button {
  border: none;
  border-radius: 14px;
  padding: 12px 16px;
  font-weight: 700;
  transition: 0.2s ease;
}

.primary-button {
  background: var(--brand);
  color: #fff;
}

.primary-button:hover {
  filter: brightness(1.02);
  transform: translateY(-1px);
}

.secondary-button {
  background: var(--surface-soft);
  color: var(--text);
  border: 1px solid var(--border);
}

.secondary-button:hover,
.ghost-button:hover,
.icon-button:hover {
  background: #eff4ff;
}

.ghost-button {
  background: transparent;
  color: var(--text-soft);
  border: 1px solid var(--border);
}

.icon-button {
  background: var(--surface-soft);
  min-width: 44px;
  min-height: 44px;
  padding: 10px 12px;
  color: var(--text-soft);
  border: 1px solid var(--border);
}

.icon-button.is-active,
.icon-button[data-favorited="true"] {
  color: #f4a11e;
  background: rgba(244, 161, 30, 0.12);
  border-color: rgba(244, 161, 30, 0.28);
}

.link-button {
  background: transparent;
  color: var(--brand);
  padding: 0;
}

.practice-shell,
.mock-shell {
  display: grid;
  gap: 20px;
}

.practice-header,
.mock-header,
.review-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.question-card {
  padding: 22px;
}

.question-card + .question-card {
  margin-top: 18px;
}

.question-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 16px;
}

.objective-question-section {
  display: grid;
  gap: 18px;
}

.question-html,
.question-intro,
.question-transcript,
.analysis-html {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface-soft);
  padding: 16px;
  font-size: calc(1rem * var(--web-font-scale, 1));
}

.question-intro + .question-card,
.question-card + .question-intro {
  margin-top: 18px;
}

.audio-player {
  width: 100%;
  margin-top: 14px;
}

.audio-panel-plain {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface-soft);
  padding: 14px 16px;
}

.audio-panel-inline-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.audio-panel-inline-row .audio-player {
  flex: 1 1 auto;
  min-width: 0;
}

.audio-panel-inline-action {
  flex: 0 0 auto;
}

.intensive-open-button {
  white-space: nowrap;
  min-width: 68px;
}

.audio-player.standalone-audio-player {
  margin-top: 0;
}

.listening-question-block {
  padding: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.option-list,
.result-list,
.review-list,
.session-list,
.mock-list,
.prompt-list {
  display: grid;
  gap: 12px;
}

.review-history-page {
  display: grid;
  gap: 16px;
}

.review-module-switcher {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.review-module-tab {
  border: none;
  border-radius: 999px;
  padding: 18px 16px;
  background: var(--surface);
  color: var(--text);
  font-size: 1.2rem;
  font-weight: 800;
  box-shadow: var(--shadow);
}

.review-module-tab.is-active {
  background: var(--brand);
  color: #fff;
}

.review-history-list {
  display: grid;
  gap: 18px;
}

.review-history-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.review-history-card-main {
  flex: 1 1 auto;
  min-width: 0;
  display: grid;
  gap: 18px;
}

.review-history-card-title {
  color: var(--text);
  font-size: 1.18rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.review-history-card-date {
  color: var(--text-soft);
  font-size: 0.95rem;
}

.review-history-chevron {
  flex: 0 0 auto;
  color: var(--border-strong);
  font-size: 3rem;
  line-height: 1;
}

.review-status-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.review-status-circle {
  width: 42px;
  height: 42px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 700;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  color: var(--text-soft);
}

.review-status-circle.is-correct {
  background: var(--green);
  border-color: var(--green);
  color: #fff;
}

.review-status-circle.is-incorrect {
  background: var(--red);
  border-color: var(--red);
  color: #fff;
}

.review-status-circle.is-completed {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}

.option-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px;
  background: var(--surface-soft);
  font-size: calc(1rem * var(--web-font-scale, 1));
}

.option-item.correct {
  border-color: rgba(36, 163, 106, 0.35);
  background: rgba(36, 163, 106, 0.08);
}

.option-item.incorrect {
  border-color: rgba(228, 84, 84, 0.35);
  background: rgba(228, 84, 84, 0.08);
}

.option-item input {
  margin-top: 4px;
}

.option-label {
  font-weight: 800;
  min-width: 22px;
}

.option-body {
  color: var(--text);
}

.inline-input {
  display: inline-flex;
  align-items: center;
  min-width: 124px;
  max-width: 180px;
  margin: 0 6px;
}

.inline-input input,
.text-input,
.textarea,
.select-input {
  width: 100%;
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  background: #fff;
  color: var(--text);
}

.inline-input input,
.text-input,
.select-input {
  min-height: 42px;
  padding: 10px 12px;
}

.textarea {
  min-height: 180px;
  resize: vertical;
  padding: 14px 16px;
  line-height: 1.7;
  font-size: calc(1rem * var(--web-font-scale, 1));
}

.inline-input input.correct,
.text-input.correct,
.textarea.correct {
  border-color: rgba(36, 163, 106, 0.45);
  background: rgba(36, 163, 106, 0.08);
}

.inline-input input.incorrect,
.text-input.incorrect,
.textarea.incorrect {
  border-color: rgba(228, 84, 84, 0.42);
  background: rgba(228, 84, 84, 0.06);
}

.form-row,
.form-grid {
  display: grid;
  gap: 12px;
}

.form-grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.recorder-box {
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 16px;
  background: var(--surface-soft);
  display: grid;
  gap: 12px;
}

.recorder-status {
  font-size: 0.95rem;
  color: var(--text-soft);
}

.recorder-status.is-recording {
  color: var(--red);
  font-weight: 700;
}

.speaking-practice-card,
.speaking-history-card {
  padding: 22px;
}

.speaking-practice-card {
  display: grid;
  gap: 18px;
}

.speaking-progress-text {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--text);
}

.speaking-prompt-content,
.speaking-sample-transcript {
  min-width: 0;
  font-size: calc(1rem * var(--web-font-scale, 1));
}

.speaking-divider,
.speaking-history-divider {
  height: 1px;
  background: var(--border);
}

.speaking-sample-section {
  display: grid;
  gap: 12px;
}

.speaking-section-label {
  margin: 0;
  font-size: 1.06rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
}

.speaking-history-card {
  display: grid;
  gap: 16px;
}

.speaking-history-title {
  margin-bottom: 2px;
}

.speaking-history-empty {
  color: var(--text-soft);
  font-size: 0.98rem;
}

.speaking-history-list {
  display: grid;
  gap: 0;
}

.speaking-history-item {
  display: grid;
  gap: 12px;
}

.speaking-history-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  color: var(--text-soft);
  font-size: 0.92rem;
}

.speaking-audio-row {
  margin-bottom: 0;
}

.speaking-audio-main {
  flex: 1 1 auto;
  min-width: 0;
  display: grid;
  gap: 8px;
}

.speaking-audio-panel {
  padding: 14px 16px;
}

.speaking-inline-audio {
  flex: 1 1 auto;
  min-width: 0;
  margin-top: 0;
}

.subjective-history-panel {
  display: grid;
  gap: 16px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.subjective-history-list {
  display: grid;
  gap: 0;
}

.subjective-history-item {
  display: grid;
  gap: 12px;
  padding: 16px 0;
  border-top: 1px solid var(--border);
}

.subjective-history-item:first-child {
  padding-top: 0;
  border-top: none;
}

.subjective-history-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.subjective-history-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  color: var(--text-soft);
  font-size: 0.92rem;
}

.subjective-history-preview,
.subjective-history-note {
  min-width: 0;
  line-height: 1.75;
  font-size: calc(0.98rem * var(--web-font-scale, 1));
}

.subjective-history-preview {
  color: var(--text);
}

.subjective-history-note {
  color: var(--text-soft);
}

.subjective-history-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  width: 100%;
}

.subjective-history-empty {
  color: var(--text-soft);
  font-size: 0.98rem;
}

.history-status-button {
  padding: 8px 14px;
  border-radius: 12px;
}

.subjective-history-tail-action {
  margin-left: auto;
  color: var(--brand);
}

.subjective-history-tail-action:hover {
  background: transparent;
  color: var(--brand);
  text-decoration: underline;
}

.subjective-history-inline-action {
  margin-left: 8px;
  color: var(--brand);
  vertical-align: baseline;
}

.subjective-history-inline-action:hover {
  background: transparent;
  color: var(--brand);
  text-decoration: underline;
}

.speaking-audio-play {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--text);
  font-weight: 800;
  font-size: 1rem;
}

.speaking-audio-play:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.speaking-bottom-shell {
  position: sticky;
  bottom: 12px;
  z-index: 6;
  margin-top: 8px;
}

.speaking-bottom-bar {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 78px;
  padding: 18px 22px 12px;
  border: 1px solid var(--border);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 18px 36px rgba(15, 23, 42, 0.1);
  backdrop-filter: blur(12px);
}

.speaking-bottom-nav {
  border: none;
  background: transparent;
  color: var(--text);
  font-size: 1rem;
  font-weight: 700;
  padding: 10px 0;
}

.speaking-bottom-nav.is-leading {
  text-align: left;
}

.speaking-bottom-nav.is-trailing {
  text-align: right;
  margin-left: auto;
}

.speaking-bottom-nav:disabled {
  color: var(--text-soft);
}

.speaking-record-button {
  position: absolute;
  left: 50%;
  top: -24px;
  transform: translateX(-50%);
  width: 84px;
  height: 84px;
  border: none;
  background: transparent;
}

.speaking-record-button-ring,
.speaking-record-button-core {
  position: absolute;
  inset: 0;
  border-radius: 999px;
}

.speaking-record-button-ring {
  background: var(--surface);
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.12);
}

.speaking-record-button-core {
  inset: 10px;
  display: grid;
  place-items: center;
  background: var(--brand);
  color: #fff;
}

.speaking-record-button-icon {
  font-size: 1.9rem;
  line-height: 1;
}

.speaking-recording-modal-body {
  display: grid;
  gap: 22px;
  padding: 12px 6px 6px;
}

.speaking-recording-progress {
  color: var(--brand);
  font-size: 0.95rem;
  font-weight: 700;
  text-align: center;
}

.speaking-recording-title {
  color: var(--text);
  font-size: 1.18rem;
  font-weight: 800;
  text-align: center;
  line-height: 1.5;
}

.speaking-recording-timer {
  color: var(--text);
  font-size: 2.2rem;
  font-weight: 800;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.speaking-recording-waveform {
  --speaking-level: 0.12;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 72px;
}

.speaking-recording-waveform span {
  width: 6px;
  height: calc(20px + (44px * var(--speaking-level)));
  border-radius: 999px;
  background: var(--brand);
  opacity: 0.9;
}

.speaking-recording-waveform span:nth-child(2n) {
  height: calc(28px + (34px * var(--speaking-level)));
}

.speaking-recording-waveform span:nth-child(3n) {
  height: calc(18px + (52px * var(--speaking-level)));
}

.speaking-recording-stop {
  width: 96px;
  height: 96px;
  margin: 0 auto;
  border: none;
  border-radius: 999px;
  background: var(--brand);
  display: grid;
  place-items: center;
}

.speaking-recording-stop-core {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: #fff;
}

.summary-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(79, 124, 255, 0.18);
  background: linear-gradient(135deg, rgba(79, 124, 255, 0.12), rgba(140, 99, 255, 0.08));
}

.summary-banner strong {
  font-size: 1.1rem;
}

.result-item,
.review-item,
.session-item,
.mock-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface-soft);
  padding: 16px;
}

.result-item.correct,
.review-item.correct {
  border-color: rgba(36, 163, 106, 0.3);
}

.result-item.incorrect,
.review-item.incorrect {
  border-color: rgba(228, 84, 84, 0.3);
}

.result-item-head,
.review-item-head,
.session-item-head,
.mock-item-head {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 8px;
}

.result-meta,
.review-meta,
.session-meta,
.mock-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  color: var(--text-soft);
  font-size: 0.92rem;
}

.session-action-row {
  margin-top: 14px;
}

.empty-state,
.error-state,
.loading-screen {
  min-height: 240px;
  display: grid;
  place-items: center;
  gap: 12px;
  text-align: center;
  color: var(--text-soft);
}

.spinner {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  border: 3px solid rgba(79, 124, 255, 0.18);
  border-top-color: var(--brand);
  animation: spin 0.8s linear infinite;
}

.toast-root {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 60;
  display: grid;
  gap: 10px;
}

.toast {
  min-width: 220px;
  max-width: 360px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(20, 32, 51, 0.94);
  color: #fff;
  box-shadow: 0 18px 36px rgba(15, 23, 42, 0.24);
}

.toast.success {
  background: rgba(36, 163, 106, 0.96);
}

.toast.error {
  background: rgba(228, 84, 84, 0.96);
}

.details {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface-soft);
  overflow: hidden;
}

.details summary {
  padding: 14px 16px;
  cursor: pointer;
  font-weight: 800;
}

.details-body {
  padding: 0 16px 16px;
}

.countdown,
.word-count,
.time-chip {
  font-size: 0.92rem;
  color: var(--text-soft);
}

.module-listening {
  --accent: var(--brand);
  --accent-soft: var(--brand-soft);
}

.module-reading {
  --accent: var(--green);
  --accent-soft: var(--green-soft);
}

.module-speaking {
  --accent: var(--orange);
  --accent-soft: var(--orange-soft);
}

.module-writing {
  --accent: var(--purple);
  --accent-soft: var(--purple-soft);
}

.theme-accent {
  color: var(--accent, var(--brand));
}

.theme-badge {
  background: var(--accent-soft, var(--brand-soft));
  color: var(--accent, var(--brand));
}

.objective-result-layout {
  display: grid;
  gap: 20px;
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

.objective-result-layout.with-reference {
  grid-template-columns: minmax(320px, 0.88fr) minmax(0, 1.12fr);
}

.reading-practice-layout {
  --split-pane-height: calc(100vh - 198px);
  display: grid;
  gap: 0;
  grid-template-columns: minmax(320px, 0.9fr) minmax(0, 1.1fr);
  align-items: stretch;
}

.reference-pane,
.review-pane,
.listening-reference-pane,
.reading-reference-pane,
.reading-questions-pane,
.flat-question-pane {
  min-width: 0;
}

.reading-reference-pane,
.reading-questions-pane {
  display: grid;
  gap: 28px;
  align-content: start;
  height: var(--split-pane-height);
  overflow-y: auto;
  scrollbar-gutter: stable both-edges;
}

.reference-pane.card {
  position: sticky;
  top: 96px;
  max-height: calc(100vh - 124px);
  overflow: auto;
}

.reading-reference-pane {
  position: relative;
}

.reading-reference-pane {
  padding: 0 30px 0 0;
}

.reading-questions-pane {
  align-self: start;
  border-left: 1px solid var(--border);
  padding: 0 28px 0 32px;
}

.flat-question-pane {
  display: grid;
  gap: 28px;
  align-content: start;
}

.reading-passage-content,
.reading-question-html,
.flat-question-html {
  border: none;
  background: transparent;
  padding: 0;
  border-radius: 0;
  box-shadow: none;
  font-size: calc(1rem * var(--web-font-scale, 1));
}

.reading-question-block,
.flat-question-block {
  display: grid;
  gap: 18px;
}

.reading-question-html .rich-root,
.flat-question-html .rich-root {
  background: transparent;
}

.reading-questions-pane .option-list,
.flat-question-pane .option-list {
  gap: 14px;
}

.reading-questions-pane .option-item > div,
.flat-question-pane .option-item > div {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.reading-questions-pane .option-label,
.flat-question-pane .option-label {
  min-width: 26px;
  margin: 0;
}

.reading-questions-pane .option-body,
.flat-question-pane .option-body {
  flex: 1 1 auto;
  min-width: 0;
}

.reading-actionbar {
  position: sticky;
  bottom: 12px;
  z-index: 5;
}

.objective-actionbar {
  position: sticky;
  bottom: 12px;
  z-index: 5;
}


.reading-actionbar-inner {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding: 12px 0 0;
}

.objective-actionbar-inner {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding: 12px 0 0;
}

.writing-practice-layout {
  --split-pane-height: calc(100vh - 198px);
  display: grid;
  gap: 0;
  grid-template-columns: minmax(320px, 0.9fr) minmax(0, 1.1fr);
  align-items: stretch;
}

.writing-prompt-pane,
.writing-editor-pane {
  min-width: 0;
  display: grid;
  gap: 28px;
  align-content: start;
  height: var(--split-pane-height);
  overflow-y: auto;
  scrollbar-gutter: stable both-edges;
}

.writing-prompt-pane {
  padding: 0 30px 0 0;
}

.writing-editor-pane {
  align-self: start;
  border-left: 1px solid var(--border);
  padding: 0 28px 0 32px;
}

.writing-prompt-content,
.writing-sample-content {
  border: none;
  background: transparent;
  padding: 0;
  border-radius: 0;
  box-shadow: none;
  font-size: calc(1rem * var(--web-font-scale, 1));
}

.writing-prompt-content .rich-root,
.writing-sample-content .rich-root {
  background: transparent;
}

.writing-editor-head {
  display: grid;
  gap: 6px;
}

.writing-editor-pane .textarea {
  min-height: 420px;
}

.writing-editor-pane {
  min-width: 0;
}

.writing-editor-footer {
  display: grid;
  gap: 16px;
}

.writing-editor-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.writing-footer-sample-button {
  margin-left: auto;
}

.writing-submit-wrap {
  display: grid;
}

.writing-footer-submit-button {
  width: 100%;
}

.writing-sample-details {
  background: var(--surface-soft);
}

.writing-sample-body {
  padding-top: 12px;
}

.writing-sample-modal-body {
  display: grid;
  gap: 16px;
}

.writing-sample-modal-actions {
  display: flex;
  justify-content: flex-end;
}

.writing-sample-modal-content {
  max-height: min(65vh, 720px);
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: var(--surface-soft);
  padding: 18px;
}

.writing-sample-modal-text {
  white-space: pre-wrap;
  color: var(--text);
  line-height: 1.8;
  font-size: calc(1rem * var(--web-font-scale, 1));
}

.hidden-copy-textarea {
  position: fixed;
  left: -9999px;
  top: 0;
  opacity: 0;
  pointer-events: none;
}

.objective-result-layout.is-reading-split {
  --split-pane-height: calc(100vh - 198px);
  gap: 0;
  align-items: stretch;
}

.objective-result-layout.is-reading-split .reading-reference-pane,
.objective-result-layout.is-reading-split .review-pane {
  height: var(--split-pane-height);
  overflow-y: auto;
  scrollbar-gutter: stable both-edges;
}

.objective-result-layout.is-reading-split .reading-reference-pane {
  padding: 0 30px 0 0;
}

.objective-result-layout.is-reading-split .review-pane {
  border-left: 1px solid var(--border);
  padding: 0 28px 0 32px;
}

.objective-review-shell {
  display: grid;
  gap: 16px;
}

.flat-review-shell {
  gap: 28px;
}

.objective-review-card {
  padding: 20px;
}

.flat-review-block {
  padding: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.listening-reference-pane,
.objective-result-layout.is-listening-split .review-pane {
  --split-pane-height: calc(100vh - 198px);
  height: var(--split-pane-height);
  overflow-y: auto;
  scrollbar-gutter: stable both-edges;
}

.listening-reference-pane {
  padding: 0 26px 0 0;
}

.objective-result-layout.is-listening-split {
  gap: 0;
  align-items: stretch;
}

.objective-result-layout.is-listening-split .review-pane {
  border-left: 1px solid var(--border);
  padding: 0 26px 0 30px;
}

.listening-reference-content {
  border: none;
  background: transparent;
  padding: 0;
  border-radius: 0;
  box-shadow: none;
  font-size: calc(1rem * var(--web-font-scale, 1));
}

.review-html-host {
  padding: 0;
  border: none;
  background: transparent;
}

.review-html-host::part(root) {
  line-height: 1.8;
}

.choice-review-block {
  display: grid;
  gap: 14px;
}

.flat-review-choice-block {
  gap: 18px;
}

.choice-review-list {
  display: grid;
  gap: 10px;
}

.choice-review-option {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: var(--surface-soft);
}

.choice-review-option.selected {
  border-color: rgba(79, 124, 255, 0.28);
  background: rgba(79, 124, 255, 0.08);
}

.choice-review-option.correct-answer {
  border-color: rgba(36, 163, 106, 0.32);
  background: rgba(36, 163, 106, 0.08);
}

.choice-review-option.selected-wrong {
  border-color: rgba(228, 84, 84, 0.32);
  background: rgba(228, 84, 84, 0.08);
}

.choice-review-option.multi .choice-review-marker {
  border-radius: 8px;
}

.choice-review-marker {
  width: 22px;
  height: 22px;
  flex: 0 0 22px;
  margin-top: 1px;
  border-radius: 999px;
  border: 1.5px solid var(--border-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-weight: 800;
  color: transparent;
  background: #fff;
}

.choice-review-option.selected .choice-review-marker {
  color: #fff;
  background: var(--brand);
  border-color: var(--brand);
}

.choice-review-option.correct-answer .choice-review-marker {
  color: #fff;
  background: var(--green);
  border-color: var(--green);
}

.choice-review-option.selected-wrong .choice-review-marker {
  color: #fff;
  background: var(--red);
  border-color: var(--red);
}

.choice-review-label {
  min-width: 0;
  flex: 1 1 auto;
  line-height: 1.65;
}

.flat-review-html {
  padding: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.inline-review-wrap {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 4px;
  vertical-align: middle;
}

.inline-review-answer {
  display: inline-flex;
  align-items: center;
  min-width: 84px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  font-weight: 800;
  line-height: 1.4;
  background: var(--surface-soft);
}

.inline-review-answer.correct {
  color: var(--green);
  border-color: rgba(36, 163, 106, 0.35);
  background: rgba(36, 163, 106, 0.12);
}

.inline-review-answer.incorrect {
  color: var(--red);
  border-color: rgba(228, 84, 84, 0.35);
  background: rgba(228, 84, 84, 0.12);
}

.inline-review-answer.unanswered {
  color: #b46914;
  border-color: rgba(255, 138, 61, 0.35);
  background: rgba(255, 138, 61, 0.16);
}

.inline-review-correct {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border-radius: 999px;
  color: var(--green);
  background: rgba(36, 163, 106, 0.1);
  font-weight: 700;
}

.inline-analysis-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid rgba(79, 124, 255, 0.2);
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(79, 124, 255, 0.16), rgba(140, 99, 255, 0.12));
  color: var(--brand);
  padding: 5px 10px 5px 8px;
  font-size: 0.84rem;
  font-weight: 800;
  line-height: 1;
  box-shadow: 0 8px 20px rgba(79, 124, 255, 0.12);
}

.inline-analysis-button:hover {
  background: linear-gradient(135deg, rgba(79, 124, 255, 0.22), rgba(140, 99, 255, 0.16));
}

.inline-analysis-button-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 999px;
  background: var(--brand);
  color: #fff;
  font-size: 0.68rem;
  line-height: 1;
}

.inline-analysis-button.inline {
  margin-left: 8px;
}

.review-gap-fallback {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 12px;
}

.app-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(15, 23, 42, 0.44);
  backdrop-filter: blur(10px);
}

.app-modal {
  width: min(760px, calc(100vw - 32px));
  max-height: min(86vh, 920px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.24);
}

.app-modal.is-wide {
  width: min(920px, calc(100vw - 32px));
}

.app-modal.is-headerless {
  background: rgba(255, 255, 255, 0.98);
}

.app-modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 22px 18px;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.9);
}

.analysis-modal-body {
  display: grid;
  gap: 20px;
  overflow-y: auto;
  padding: 20px 22px 24px;
  background: var(--bg);
}

.translation-modal-body {
  display: grid;
  gap: 20px;
  overflow-y: auto;
  padding: 24px 26px 28px;
  background:
    radial-gradient(circle at top left, rgba(79, 124, 255, 0.08), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(248, 250, 252, 0.92));
}

.translate-capsule {
  position: absolute;
  z-index: 140;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid rgba(214, 222, 235, 0.96);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.16);
  backdrop-filter: blur(12px);
}

.translate-capsule-action,
.translate-capsule-dismiss {
  border: none;
  cursor: pointer;
}

.translate-capsule-action {
  min-width: 56px;
  height: 56px;
  padding: 0 18px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(79, 124, 255, 0.12), rgba(79, 124, 255, 0.2));
  color: #3771be;
  font-size: 1.75rem;
  font-weight: 800;
  line-height: 1;
}

.translate-capsule-action:hover {
  background: linear-gradient(135deg, rgba(79, 124, 255, 0.16), rgba(79, 124, 255, 0.28));
}

.translate-capsule-dismiss {
  width: 38px;
  height: 38px;
  border-radius: 999px;
  background: rgba(20, 32, 51, 0.08);
  color: #4c5b73;
  font-size: 1.2rem;
  line-height: 1;
}

.translation-hero {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.translation-hero-copy {
  display: grid;
  gap: 12px;
}

.translation-eyebrow {
  color: #3771be;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.22em;
}

.translation-title {
  margin: 0;
  color: #1a2740;
  font-size: clamp(1.7rem, 2.8vw, 2.3rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
}

.translation-subtitle {
  margin: 0;
  max-width: 36rem;
  color: #60708c;
  font-size: 0.98rem;
  line-height: 1.65;
}

.translation-toolbar {
  display: grid;
  gap: 10px;
  min-width: min(360px, 100%);
}

.translation-language-label {
  color: #50627e;
  font-size: 0.98rem;
  font-weight: 700;
}

.translation-language-select {
  width: 100%;
  min-height: 64px;
  padding: 0 56px 0 22px;
  border: 1px solid var(--border-strong);
  border-radius: 24px;
  background: #fff;
  color: var(--text);
  font-size: 1rem;
  font-weight: 700;
}

.translation-modal-close {
  justify-self: end;
  width: 54px;
  height: 54px;
  border: none;
  border-radius: 18px;
  background: rgba(20, 32, 51, 0.08);
  color: #1d2740;
  font-size: 2rem;
  line-height: 1;
}

.translation-panel {
  display: grid;
  gap: 24px;
  padding: 28px;
  border: 1px solid rgba(214, 222, 235, 0.9);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.translation-section {
  display: grid;
  gap: 18px;
}

.translation-section-label {
  color: #3771be;
  font-size: 0.98rem;
  font-weight: 800;
}

.translation-word-term {
  color: #1a2740;
  font-size: clamp(1.2rem, 2vw, 1.85rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.translation-word-meaning,
.translation-sentence-meaning {
  color: #20304d;
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.75;
}

.translation-word-meaning.is-loading,
.translation-sentence-meaning.is-loading {
  color: #7b879d;
}

.translation-divider {
  height: 1px;
  background: var(--border);
}

.translation-sentence-original {
  color: #1a2740;
  font-size: clamp(1rem, 1.2vw, 1.12rem);
  font-weight: 700;
  line-height: 1.85;
}

.translation-highlight {
  padding: 0 4px;
  border-radius: 6px;
  background: rgba(79, 124, 255, 0.18);
  color: #3771be;
}

.translation-meta {
  color: #738197;
  font-size: 0.94rem;
  line-height: 1.7;
}

.analysis-summary-card,
.analysis-section-card {
  display: grid;
  gap: 12px;
}

.analysis-summary-card {
  gap: 10px;
}

.analysis-section-title {
  margin: 0;
  color: var(--text);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.evaluation-loading-screen {
  min-height: 180px;
}

.evaluation-report-body {
  gap: 18px;
}

.evaluation-metric-grid {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.evaluation-summary-text {
  margin: 0;
  color: var(--text);
  line-height: 1.75;
}

.evaluation-bullet-list {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 10px;
  color: var(--text);
}

.evaluation-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.evaluation-detail-text {
  white-space: pre-wrap;
  line-height: 1.8;
  color: var(--text);
}

.analysis-section-text,
.analysis-rich-content {
  min-width: 0;
  color: var(--text);
  font-size: calc(1rem * var(--web-font-scale, 1));
  line-height: 1.75;
}

.analysis-line {
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex-wrap: wrap;
}

.analysis-line strong {
  color: var(--text-soft);
  font-size: 0.95rem;
}

.analysis-line + .analysis-line {
  margin-top: 10px;
}

.analysis-answer-correct {
  color: var(--green);
  font-weight: 800;
}

.analysis-answer-wrong {
  color: var(--red);
  font-weight: 800;
}

.analysis-answer-unanswered {
  color: var(--text-soft);
  font-weight: 700;
}

.analysis-audio-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.analysis-audio-row {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 30px;
}

.analysis-audio-row .audio-slider-shell {
  flex: 1 1 auto;
  min-width: 0;
}

.analysis-audio-time {
  color: var(--text-soft);
  font-size: 0.92rem;
  font-variant-numeric: tabular-nums;
}

.shared-transcript-modal-body {
  display: grid;
  gap: 16px;
  padding: 20px 22px 24px;
  background: var(--bg);
}

.shared-transcript-player {
  min-width: 0;
}

.shared-transcript-toolbar {
  display: flex;
  justify-content: flex-end;
}

.shared-translation-toggle {
  white-space: nowrap;
}

.shared-transcript-audio-player {
  width: 100%;
  margin-top: 0;
}

.shared-transcript-list {
  display: grid;
  gap: 10px;
  max-height: min(62vh, 620px);
  overflow-y: auto;
  padding-right: 4px;
}

.shared-transcript-line {
  width: 100%;
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--surface);
  color: var(--text);
  text-align: left;
  transition: 0.18s ease;
}

.shared-transcript-line.is-active {
  border-color: rgba(79, 124, 255, 0.32);
  background: rgba(79, 124, 255, 0.08);
}

.shared-transcript-line-en {
  font-size: calc(1rem * var(--web-font-scale, 1));
  line-height: 1.72;
}

.shared-transcript-line-cn {
  color: var(--text-soft);
  font-size: calc(0.95rem * var(--web-font-scale, 1));
  line-height: 1.68;
  display: none;
}

.shared-transcript-list.is-translation-open .shared-transcript-line-cn {
  display: block;
}

.analysis-audio-section {
  gap: 14px;
}

.audio-slider {
  width: 100%;
  accent-color: var(--brand);
}

.audio-slider-shell {
  --audio-progress: 0;
  position: relative;
  min-width: 0;
  overflow: visible;
}

.audio-slider-shell .audio-slider {
  display: block;
  margin: 0;
}

.audio-slider-shell .analysis-audio-time {
  position: absolute;
  left: calc(var(--audio-progress) * 100%);
  top: calc(100% + 8px);
  transform: translateX(-50%);
  white-space: nowrap;
  pointer-events: none;
}

.audio-slider-shell.is-at-start .analysis-audio-time {
  left: 0;
  transform: translateX(0);
}

.audio-slider-shell.is-at-end .analysis-audio-time {
  left: 100%;
  transform: translateX(-100%);
}

.intensive-toolbar {
  display: grid;
  gap: 14px;
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.intensive-progress-text {
  font-size: 0.95rem;
  color: var(--text-soft);
  font-weight: 700;
}

.intensive-transcript-list {
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.intensive-line {
  width: 100%;
  border: 1px solid transparent;
  border-radius: 18px;
  background: transparent;
  text-align: left;
  padding: 14px 16px;
  transition: 0.18s ease;
}

.intensive-line:hover {
  background: var(--surface-soft);
  border-color: var(--border);
}

.intensive-line.is-active {
  border-color: rgba(79, 124, 255, 0.3);
  background: rgba(79, 124, 255, 0.08);
  box-shadow: inset 3px 0 0 var(--brand);
}

.intensive-line.is-hidden-text .intensive-line-en,
.intensive-line.is-hidden-text .intensive-line-cn {
  color: transparent;
  text-shadow: 0 0 14px rgba(95, 107, 128, 0.45);
  user-select: none;
}

.intensive-line-en {
  font-weight: 700;
  line-height: 1.7;
}

.intensive-line-cn {
  margin-top: 6px;
  color: var(--text-soft);
  line-height: 1.65;
}

.intensive-bottom-player {
  position: sticky;
  bottom: 12px;
  z-index: 5;
  display: grid;
  gap: 12px;
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 18px 36px rgba(15, 23, 42, 0.12);
  backdrop-filter: blur(12px);
}

.speed-chip-group {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.speed-chip {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--text-soft);
  padding: 8px 14px;
  font-size: 0.92rem;
  font-weight: 800;
}

.speed-chip.is-active {
  border-color: rgba(79, 124, 255, 0.3);
  background: rgba(79, 124, 255, 0.12);
  color: var(--brand);
}

.mock-stage-shell {
  padding-bottom: 18px;
}

.mock-stage-header-status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.mock-stage-module {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--text-soft);
  font-weight: 800;
}

.mock-stage-topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.mock-stage-progress,
.mock-stage-timer {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 8px 14px;
  border-radius: 999px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.mock-stage-progress {
  background: var(--surface-soft);
  color: var(--text-soft);
  border: 1px solid var(--border);
}

.mock-stage-timer {
  background: rgba(79, 124, 255, 0.12);
  color: var(--brand);
}

.mock-stage-switcher {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.mock-switch-chip {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-soft);
  color: #a0a9ba;
  padding: 10px 14px;
  font-weight: 800;
}

.mock-switch-chip.is-unlocked {
  color: var(--text-soft);
}

.mock-switch-chip.is-active {
  border-color: rgba(79, 124, 255, 0.34);
  background: rgba(79, 124, 255, 0.12);
  color: var(--brand);
}

.mock-switch-chip:disabled {
  cursor: not-allowed;
  opacity: 0.7;
}

.mock-stage-content {
  display: grid;
  gap: 18px;
}

.mock-question-panel {
  min-width: 0;
}

.mock-speaking-stage-panel {
  display: grid;
  gap: 18px;
}

.mock-speaking-stage-badges,
.mock-speaking-stage-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.mock-speaking-overview,
.mock-speaking-prompt-content {
  border: none;
  background: transparent;
  padding: 0;
  border-radius: 0;
  box-shadow: none;
  font-size: calc(1rem * var(--web-font-scale, 1));
}

.mock-speaking-overview .rich-root,
.mock-speaking-prompt-content .rich-root {
  background: transparent;
}

.mock-speaking-stage-response {
  display: grid;
  gap: 12px;
}

.mock-speaking-stage-note {
  color: var(--text-soft);
  font-size: 0.95rem;
}

.mock-speaking-automation-overlay {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(245, 247, 251, 0.58);
  backdrop-filter: blur(10px);
}

.mock-speaking-automation-card {
  width: min(520px, calc(100vw - 40px));
  display: grid;
  gap: 18px;
  padding: 28px 24px;
  border: 1px solid var(--border);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.16);
  text-align: center;
}

.mock-speaking-automation-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text);
}

.mock-speaking-automation-countdown,
.mock-speaking-automation-timer {
  color: var(--text);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.mock-speaking-automation-countdown {
  font-size: clamp(4rem, 12vw, 6rem);
  line-height: 1;
}

.mock-speaking-automation-timer {
  font-size: clamp(2.2rem, 8vw, 3rem);
  line-height: 1.1;
}

.mock-speaking-automation-progress-text {
  color: var(--text-soft);
  font-size: 0.95rem;
  font-weight: 700;
}

.mock-speaking-automation-progressbar {
  overflow: hidden;
  height: 10px;
  border-radius: 999px;
  background: var(--surface-soft);
}

.mock-speaking-automation-progressbar span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #4f7cff, #8c63ff);
}

.mock-speaking-automation-waveform {
  min-height: 84px;
}

.mock-speaking-automation-spinner,
.mock-speaking-automation-action {
  justify-self: center;
}

.mock-stage-bottombar {
  position: fixed;
  left: 50%;
  bottom: calc(16px + env(safe-area-inset-bottom, 0px));
  transform: translateX(-50%);
  z-index: 16;
  width: min(calc(100vw - 32px), var(--container));
  box-sizing: border-box;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 18px 36px rgba(15, 23, 42, 0.1);
  backdrop-filter: blur(12px);
}

.text-right {
  text-align: right;
}

.hidden {
  display: none !important;
}

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

@media (max-width: 1024px) {
  .hero,
  .module-grid,
  .mock-grid,
  .review-grid,
  .summary-grid {
    grid-template-columns: 1fr 1fr;
  }

  .objective-result-layout.with-reference {
    grid-template-columns: 1fr;
  }

  .reading-practice-layout,
  .writing-practice-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .reference-pane.card,
  .listening-reference-pane,
  .reading-reference-pane,
  .writing-prompt-pane,
  .writing-editor-pane {
    position: static;
    max-height: none;
    height: auto;
    overflow: visible;
    padding-right: 0;
    scrollbar-gutter: auto;
  }

  .objective-result-layout.is-listening-split .review-pane,
  .reading-questions-pane,
  .objective-result-layout.is-reading-split .review-pane,
  .writing-editor-pane {
    height: auto;
    overflow: visible;
    border-left: none;
    padding-left: 0;
    padding-right: 0;
    scrollbar-gutter: auto;
  }
}

@media (max-width: 760px) {
  .page-header-inner,
  .section-head,
  .practice-header,
  .mock-header,
  .review-header,
  .mock-speaking-prompt-head,
  .question-card-head,
  .result-item-head,
  .review-item-head,
  .session-item-head,
  .mock-item-head {
    flex-direction: column;
    align-items: stretch;
  }

  .hero,
  .module-grid,
  .mock-grid,
  .review-grid,
  .summary-grid,
  .hero-stats,
  .stats-grid,
  .form-grid.two {
    grid-template-columns: 1fr;
  }

  .page-header-inner,
  .page-main {
    width: min(calc(100vw - 24px), var(--container));
  }

  .mock-stage-bottombar {
    width: calc(100vw - 24px);
    bottom: calc(12px + env(safe-area-inset-bottom, 0px));
  }

  .page-header-actions {
    width: 100%;
    justify-content: space-between;
  }

  .writing-editor-meta {
    align-items: stretch;
  }

  .writing-footer-sample-button,
  .writing-footer-submit-button {
    width: 100%;
  }

  .module-card,
  .card,
  .practice-card,
  .review-card,
  .mock-card,
  .stage-card,
  .question-card,
  .result-card,
  .library-card,
  .hero {
    padding: 18px;
    border-radius: 22px;
  }

  .top-nav {
    width: 100%;
  }

  .nav-link {
    flex: 1 1 calc(50% - 10px);
    text-align: center;
  }

  .app-modal-overlay {
    padding: 16px;
  }

  .app-modal,
  .app-modal.is-wide {
    width: 100%;
    max-height: calc(100vh - 32px);
    border-radius: 22px;
  }

  .app-modal-header,
  .analysis-modal-body {
    padding-left: 16px;
    padding-right: 16px;
  }

  .translation-modal-body {
    padding: 18px 16px 22px;
  }

  .translation-hero {
    grid-template-columns: 1fr;
    display: grid;
  }

  .translation-toolbar {
    min-width: 0;
  }

  .translation-panel {
    padding: 20px 16px;
    border-radius: 22px;
  }

  .translation-language-select {
    min-height: 56px;
    border-radius: 18px;
  }

  .translation-modal-close {
    width: 48px;
    height: 48px;
    border-radius: 14px;
  }

  .speaking-audio-row {
    flex-wrap: wrap;
  }

  .speaking-bottom-bar {
    min-height: 88px;
    padding-left: 16px;
    padding-right: 16px;
  }

  .speaking-record-button {
    width: 76px;
    height: 76px;
    top: -20px;
  }

  .speaking-record-button-core {
    inset: 9px;
  }

  .mock-stage-topbar,
  .mock-stage-switcher {
    flex-direction: column;
    align-items: stretch;
  }

  .review-module-switcher {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .review-history-card {
    padding: 18px;
  }

  .review-status-grid {
    gap: 10px;
  }

  .intensive-toolbar {
    padding: 16px;
  }

  .intensive-transcript-list {
    padding: 10px;
  }
}