@import url("https://cdn.jsdelivr.net/gh/sunn-us/SUIT/fonts/static/woff2/SUIT.css");

:root {
  --bg: #f3efe5;
  --bg-accent: #d7efe7;
  --surface: rgba(255, 251, 245, 0.88);
  --surface-strong: #fffdf8;
  --surface-contrast: #12263f;
  --text: #1f2d3a;
  --muted: #627181;
  --line: rgba(18, 38, 63, 0.12);
  --primary: #1768ac;
  --primary-deep: #0f4c81;
  --secondary: #ef8354;
  --danger-soft: #ffd7d7;
  --success-soft: #d7f0e3;
  --shadow: 0 24px 60px rgba(18, 38, 63, 0.12);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "SUIT", "Apple SD Gothic Neo", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(239, 131, 84, 0.16), transparent 28%),
    radial-gradient(circle at top right, rgba(23, 104, 172, 0.14), transparent 30%),
    linear-gradient(180deg, #fbf7ef 0%, var(--bg) 54%, var(--bg-accent) 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.25) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.25) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.28), transparent 72%);
  pointer-events: none;
}

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

button,
input,
select {
  font: inherit;
}

img {
  max-width: 100%;
  display: block;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.container {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.topbar-shell {
  position: relative;
  padding: 16px 0 10px;
}

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

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand::before {
  content: "";
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--secondary), var(--primary));
  box-shadow: 0 0 0 6px rgba(23, 104, 172, 0.08);
}

.ghost-link {
  color: var(--primary-deep);
  font-weight: 700;
}

.page-hero {
  margin-top: 12px;
  padding: 12px 18px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(255, 253, 248, 0.9), rgba(215, 239, 231, 0.72));
  box-shadow: 0 12px 30px rgba(18, 38, 63, 0.08);
  backdrop-filter: blur(12px);
  overflow: hidden;
}

.eyebrow {
  margin: 0 0 10px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--primary);
}

.page-hero h1,
.hero-card h2,
.section-heading h2,
.solve-toolbar h2,
.status-panel h2,
.empty-state h3,
.score-card h2 {
  margin: 0;
  letter-spacing: -0.03em;
}

.page-hero h1 {
  overflow: hidden;
  font-size: clamp(1.3rem, 2.3vw, 1.8rem);
  line-height: 1.25;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.breadcrumb-trail {
  margin-top: 7px;
  padding: 0 4px;
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(23, 104, 172, 0.24) transparent;
}

.breadcrumb-action-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 7px;
}

.breadcrumb-action-row .breadcrumb-trail {
  flex: 1 1 auto;
  min-width: 0;
  margin-top: 0;
}

.breadcrumb-action-form {
  flex: 0 0 auto;
  margin: 0;
}

.breadcrumb-action-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  padding: 5px 13px;
  border: 1px solid var(--primary);
  border-radius: 9px;
  background: var(--primary);
  color: #fff;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 800;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 140ms ease, border-color 140ms ease, transform 140ms ease;
}

.breadcrumb-action-button:hover,
.breadcrumb-action-button:focus-visible {
  border-color: var(--primary-deep);
  background: var(--primary-deep);
  outline: none;
  transform: translateY(-1px);
}

.breadcrumb-trail ol {
  display: flex;
  align-items: center;
  width: max-content;
  min-width: 100%;
  min-height: 30px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.breadcrumb-trail li {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
}

.breadcrumb-trail li + li::before {
  content: ">";
  margin: 0 7px;
  color: rgba(98, 113, 129, 0.68);
  font-size: 0.72rem;
  font-weight: 800;
}

.breadcrumb-link {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 3px 5px;
  border-radius: 8px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 650;
  letter-spacing: -0.015em;
  transition: color 140ms ease, background-color 140ms ease;
}

a.breadcrumb-link:hover,
a.breadcrumb-link:focus-visible {
  color: var(--primary-deep);
  background: rgba(23, 104, 172, 0.08);
  outline: none;
}

.breadcrumb-link[aria-current="location"] {
  color: var(--text);
  font-weight: 800;
}

.hero-description,
.muted-copy,
.section-note,
.sub-copy,
.status-answer,
.summary-label {
  color: var(--muted);
}

.page-body {
  padding: 10px 0 44px;
}

.page-body.narrow {
  width: min(920px, calc(100% - 32px));
}

.hero-card,
.filter-card,
.panel,
.summary-card,
.settings-card,
.status-panel,
.score-card {
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.hero-card {
  display: grid;
  grid-template-columns: 1.8fr 1fr;
  gap: 26px;
  padding: 32px;
}

.hero-card h2 {
  font-size: clamp(1.7rem, 3vw, 2.5rem);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.hero-stat {
  padding: 18px;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.74), rgba(255, 255, 255, 0.4));
}

.hero-stat strong {
  display: block;
  font-size: 2rem;
}

.filter-card {
  display: flex;
  gap: 18px;
  margin-top: 22px;
  padding: 18px;
}

.field-group {
  flex: 1;
  display: grid;
  gap: 8px;
}

.field-group span {
  font-size: 0.92rem;
  font-weight: 700;
}

.field-group select,
.primary-button,
.ghost-button,
.submit-button,
.action-button,
.link-button {
  border: none;
  border-radius: 16px;
  min-height: 52px;
}

.field-group select {
  width: 100%;
  padding: 0 16px;
  border: 1px solid var(--line);
  background: var(--surface-strong);
}

.alert {
  margin-top: 16px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  font-weight: 600;
}

.alert-error {
  background: #ffe7e7;
  color: #8f2d2d;
}

.alert-info {
  background: #e8f3ff;
  color: #174c8d;
}

.panel,
.summary-card,
.settings-card {
  margin-top: 24px;
  padding: 28px;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 18px;
  margin-bottom: 22px;
}

.table-wrap {
  overflow-x: auto;
}

.exam-table {
  width: 100%;
  border-collapse: collapse;
}

.exam-table th,
.exam-table td {
  padding: 18px 12px;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.exam-table th {
  text-align: left;
  font-size: 0.92rem;
  color: var(--muted);
}

.subject-title {
  display: block;
  font-size: 1.05rem;
}

.schedule-block {
  display: grid;
  gap: 4px;
}

.schedule-block + .schedule-block {
  margin-top: 12px;
}

.action-cell {
  min-width: 220px;
}

.action-stack {
  display: grid;
  gap: 12px;
}

.action-pair {
  display: grid;
  gap: 8px;
}

.action-button {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
  padding: 0 18px;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-deep));
}

.action-button.secondary {
  background: linear-gradient(135deg, #ff9b71, var(--secondary));
}

.study-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid rgba(23, 104, 172, 0.18);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.82);
  color: var(--primary-deep);
  font-weight: 800;
}

.empty-state {
  padding: 22px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.58);
  text-align: center;
}

.success-state {
  background: linear-gradient(180deg, rgba(215, 240, 227, 0.8), rgba(255, 255, 255, 0.75));
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.summary-grid strong {
  display: block;
  margin-top: 4px;
}

.summary-grid .wide {
  grid-column: 1 / -1;
}

.difficulty-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.difficulty-card {
  display: grid;
  gap: 12px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.62);
  cursor: pointer;
}

.difficulty-card input {
  width: 18px;
  height: 18px;
  margin: 0;
}

.difficulty-title {
  font-weight: 800;
}

.difficulty-count {
  color: var(--muted);
}

.toggle-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 20px;
  font-weight: 700;
}

.notice-card {
  margin-top: 20px;
  padding: 18px;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(23, 104, 172, 0.08), rgba(23, 104, 172, 0.02));
}

.compact-panel {
  padding-bottom: 22px;
}

.primary-button,
.ghost-button,
.submit-button,
.link-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, opacity 160ms ease;
}

.primary-button,
.submit-button {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-deep));
  box-shadow: 0 18px 28px rgba(23, 104, 172, 0.22);
}

.ghost-button,
.link-button.ghost {
  color: var(--surface-contrast);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
}

.primary-button:hover,
.ghost-button:hover,
.submit-button:hover,
.action-button:hover,
.link-button:hover {
  transform: translateY(-1px);
}

.settings-card .primary-button {
  margin-top: 24px;
  width: 100%;
}

.solve-page {
  width: min(1340px, calc(100% - 32px));
}

.solve-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 20px;
  align-items: start;
}

.question-stage {
  min-width: 0;
}

.solve-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 24px 28px;
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.progress-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: fit-content;
  padding: 14px 18px;
  border-radius: 999px;
  background: rgba(23, 104, 172, 0.1);
  font-weight: 800;
  color: var(--primary-deep);
}

.question-viewport {
  margin-top: 20px;
}

.question-card {
  display: none;
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.question-card.is-active {
  display: block;
  animation: fade-in 220ms ease;
}

.question-meta,
.answer-summary,
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.meta-tag {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(23, 104, 172, 0.12);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--primary-deep);
}

.meta-tag.outline {
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--line);
  color: var(--text);
}

.question-text,
.explanation-box p,
.choice-copy {
  white-space: pre-line;
}

.question-text {
  margin: 18px 0 0;
  line-height: 1.7;
}

.university-quiz .question-text,
.university-quiz .choice-copy,
.university-quiz .explanation-box p {
  white-space: pre-wrap;
  tab-size: 4;
  overflow-wrap: anywhere;
}

.university-quiz .choice-copy {
  min-width: 0;
}

.question-image {
  margin-top: 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: #fff;
}

.choice-list {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.choice-option,
.result-choice {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.72);
}

.choice-option input {
  margin-top: 9px;
}

.choice-option.is-answer-revealed {
  border-color: rgba(23, 104, 172, 0.55);
  background:
    linear-gradient(135deg, rgba(23, 104, 172, 0.14), rgba(255, 255, 255, 0.9)),
    rgba(255, 255, 255, 0.72);
  box-shadow:
    0 0 0 2px rgba(23, 104, 172, 0.12),
    0 14px 24px rgba(23, 104, 172, 0.12);
}

.choice-option.is-answer-revealed .choice-badge {
  background: linear-gradient(135deg, #0f4c81, #2f8ae5);
  box-shadow: 0 10px 18px rgba(23, 104, 172, 0.24);
}

.choice-option.is-answer-revealed .choice-copy {
  font-weight: 700;
  color: var(--primary-deep);
}

.choice-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, var(--secondary), var(--primary));
}

.explanation-box {
  margin-top: 20px;
  padding: 18px;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(255, 215, 215, 0.4), rgba(255, 255, 255, 0.7));
}

.answer-hint-box {
  margin-top: 20px;
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(23, 104, 172, 0.16);
  background: linear-gradient(180deg, rgba(23, 104, 172, 0.12), rgba(255, 255, 255, 0.82));
}

.answer-hint-box strong,
.explanation-box strong {
  display: block;
  margin-bottom: 8px;
}

.answer-hint-box p {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--primary-deep);
}

.question-controls {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  margin-top: 18px;
}

.question-controls button {
  flex: 1;
}

.question-controls button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.status-panel {
  position: sticky;
  top: 20px;
  padding: 22px;
}

.status-panel-head {
  display: grid;
  gap: 10px;
}

.status-grid {
  display: grid;
  gap: 10px;
  margin-top: 18px;
  max-height: 62vh;
  overflow-y: auto;
}

.status-item {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  border: 1px solid transparent;
  border-radius: 16px;
  background: #fff3f3;
  text-align: left;
  cursor: pointer;
  transition: transform 150ms ease, background 150ms ease, border-color 150ms ease;
}

.status-item:hover {
  transform: translateY(-1px);
}

.status-item.is-current {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), #2f8ae5);
  border-color: rgba(23, 104, 172, 0.22);
}

.status-item.is-current .status-answer {
  color: rgba(255, 255, 255, 0.82);
}

.status-item.is-unanswered {
  background: var(--danger-soft);
}

.status-item.is-answered {
  background: var(--success-soft);
}

.status-no {
  font-weight: 800;
}

.submit-button {
  width: 100%;
  margin-top: 18px;
}

.result-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.score-card {
  padding: 24px 28px;
}

.score-card.secondary {
  background: linear-gradient(135deg, rgba(255, 251, 245, 0.88), rgba(255, 231, 231, 0.82));
}

.result-list {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}

.result-card {
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.result-choice-list {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.result-choice.is-correct {
  border-color: rgba(20, 137, 80, 0.28);
  background: rgba(215, 240, 227, 0.85);
}

.result-choice.is-user-wrong {
  border-color: rgba(165, 42, 42, 0.28);
  background: rgba(255, 215, 215, 0.9);
}

.answer-summary {
  margin-top: 18px;
  color: var(--primary-deep);
  font-weight: 700;
}

.button-row {
  justify-content: center;
  margin-top: 24px;
}

.link-button {
  min-width: 200px;
}

.slim-link-button {
  min-width: 0;
  padding: 0 18px;
}

.term-study-panel {
  display: grid;
  gap: 18px;
}

.study-tabs {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px;
  width: fit-content;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.62);
}

.study-tab-button {
  min-height: 44px;
  padding: 0 18px;
  border: none;
  border-radius: 14px;
  background: transparent;
  color: var(--muted);
  font-weight: 800;
  cursor: pointer;
}

.study-tab-button.is-active {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-deep));
  box-shadow: 0 12px 22px rgba(23, 104, 172, 0.18);
}

.study-tab-panel {
  display: grid;
  gap: 12px;
}

.study-tab-panel[hidden],
.study-content-panel[hidden] {
  display: none;
}

.term-search-bar {
  display: grid;
  gap: 12px;
}

.term-search-field {
  display: grid;
  gap: 8px;
  font-weight: 700;
}

.term-search-input {
  width: 100%;
  min-height: 54px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.92);
}

.terms-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 20px;
  margin-top: 24px;
  align-items: start;
}

.terms-sidebar {
  position: sticky;
  top: 20px;
}

.terms-nav-card,
.term-group-section {
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.terms-nav-card {
  padding: 22px;
}

.term-group-links {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.term-group-link {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 10px 12px;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.72);
  transition: transform 150ms ease, border-color 150ms ease, opacity 150ms ease;
}

.term-group-link:hover {
  transform: translateY(-1px);
  border-color: rgba(23, 104, 172, 0.28);
}

.term-group-link strong {
  line-height: 1.4;
}

.term-group-link em {
  font-style: normal;
  color: var(--muted);
}

.term-group-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--secondary), var(--primary));
  color: #fff;
  font-weight: 800;
}

.term-group-link.is-filtered-out {
  opacity: 0.35;
}

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

.term-group-section {
  padding: 24px;
}

.term-group-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 14px;
  margin-bottom: 18px;
}

.term-group-count {
  color: var(--primary-deep);
  font-weight: 800;
}

.term-card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.term-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background:
    radial-gradient(circle at top right, rgba(23, 104, 172, 0.08), transparent 34%),
    rgba(255, 255, 255, 0.82);
}

.term-card-head {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.term-name {
  margin: 16px 0 10px;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.term-meaning {
  margin: 0;
  line-height: 1.7;
  white-space: pre-line;
  color: var(--text);
}

.term-search-empty {
  margin-bottom: 0;
}

.compare-layout .terms-content {
  gap: 20px;
}

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

.compare-card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background:
    radial-gradient(circle at top left, rgba(239, 131, 84, 0.1), transparent 30%),
    rgba(255, 255, 255, 0.84);
}

.compare-pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.compare-term {
  padding: 16px;
  border: 1px solid rgba(23, 104, 172, 0.14);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.78);
}

.compare-term span,
.compare-point span {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 800;
}

.compare-term strong {
  display: block;
  font-size: 1.25rem;
  color: var(--primary-deep);
}

.compare-summary,
.compare-point,
.compare-note {
  margin-top: 14px;
  padding: 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.68);
}

.compare-summary {
  border: 1px solid rgba(239, 131, 84, 0.24);
}

.compare-summary p,
.compare-point p,
.compare-note p {
  margin: 8px 0 0;
  line-height: 1.7;
  white-space: pre-line;
}

.compare-point-grid,
.compare-note-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.compare-note-grid {
  margin-top: 4px;
}

.compare-note {
  border: 1px solid rgba(18, 38, 63, 0.08);
}

@keyframes fade-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 980px) {
  .hero-card,
  .solve-layout,
  .difficulty-grid,
  .result-summary,
  .summary-grid,
  .terms-layout,
  .term-card-grid,
  .compare-pair,
  .compare-point-grid,
  .compare-note-grid {
    grid-template-columns: 1fr;
  }

  .filter-card,
  .section-heading,
  .solve-toolbar,
  .question-controls {
    flex-direction: column;
  }

  .status-panel {
    position: static;
  }

  .terms-sidebar {
    position: static;
  }

  .status-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-height: none;
  }
}

@media (max-width: 720px) {
  .container,
  .page-body.narrow,
  .solve-page {
    width: min(100% - 20px, 100%);
  }

  .hero-card,
  .panel,
  .summary-card,
  .settings-card,
  .question-card,
  .status-panel,
  .solve-toolbar,
  .result-card,
  .score-card {
    padding: 20px;
    border-radius: 22px;
  }

  .page-hero {
    padding: 10px 14px;
    border-radius: 16px;
  }

  .page-hero h1 {
    font-size: 1.35rem;
  }

  .breadcrumb-trail {
    margin-top: 5px;
    padding: 0;
  }

  .breadcrumb-action-row {
    gap: 6px;
    margin-top: 5px;
  }

  .breadcrumb-action-row .breadcrumb-trail {
    margin-top: 0;
  }

  .breadcrumb-action-button {
    min-height: 28px;
    padding: 4px 10px;
    font-size: 0.76rem;
  }

  .breadcrumb-trail ol {
    min-height: 28px;
  }

  .breadcrumb-trail li + li::before {
    margin: 0 5px;
  }

  .breadcrumb-link {
    min-height: 26px;
    padding: 2px 4px;
    font-size: 0.79rem;
  }

  .status-grid {
    grid-template-columns: 1fr;
  }

  .term-group-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .exam-table thead {
    display: none;
  }

  .exam-table,
  .exam-table tbody,
  .exam-table tr,
  .exam-table td {
    display: block;
    width: 100%;
  }

  .exam-table tr {
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
  }

  .exam-table td {
    padding: 8px 0;
    border-bottom: none;
  }

  .action-cell {
    min-width: 0;
  }
}

/* Certificate learning */
.portal-grid,
.level-grid,
.study-type-grid,
.set-grid,
.qualification-grid,
.subject-select-grid,
.topic-select-grid,
.subject-result-grid,
.admin-stat-grid,
.review-grid {
  display: grid;
  gap: 18px;
}

.portal-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 18px;
}

.portal-card {
  position: relative;
  min-height: 330px;
  padding: 42px;
  overflow: hidden;
  border: 1px solid rgba(18, 38, 63, 0.1);
  border-radius: var(--radius-lg);
  background: var(--surface-strong);
  box-shadow: var(--shadow);
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.portal-card:hover,
.level-card:hover,
.study-type-card:hover,
.qualification-card:hover,
.set-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 28px 66px rgba(18, 38, 63, 0.17);
}

.portal-card.certificate {
  background: linear-gradient(145deg, #fffdf8, #dceefb);
}

.portal-card.university {
  background: linear-gradient(145deg, #fffdf8, #d7f0e3);
}

.portal-card h2,
.level-card h2,
.study-type-card h2,
.qualification-card h3,
.set-card h3,
.subject-result-card h3 {
  margin: 0;
}

.portal-card > p:not(.eyebrow) {
  max-width: 32rem;
  color: var(--muted);
  line-height: 1.7;
}

.portal-icon {
  position: absolute;
  right: 28px;
  bottom: 4px;
  font-size: 11rem;
  font-weight: 900;
  line-height: 1;
  color: rgba(23, 104, 172, 0.07);
}

.portal-action {
  position: absolute;
  left: 42px;
  bottom: 42px;
  color: var(--primary-deep);
  font-weight: 800;
}

.level-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.level-card,
.study-type-card,
.qualification-card,
.set-card,
.certificate-info-strip,
.search-card,
.summary-search,
.search-results,
.subject-result-card,
.review-card,
.admin-stat-grid article {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
}

.level-card {
  min-height: 260px;
  padding: 26px;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.level-number {
  display: block;
  margin-bottom: 32px;
  color: var(--secondary);
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 0.2em;
}

.level-card p,
.study-type-card p,
.qualification-card p,
.set-card p {
  color: var(--muted);
  line-height: 1.55;
}

.level-counts {
  display: grid;
  gap: 5px;
  margin-top: 20px;
  color: var(--muted);
  font-size: 0.88rem;
}

.search-card,
.summary-search {
  margin-bottom: 20px;
  padding: 24px;
}

.search-card > label,
.summary-search > label {
  display: block;
  margin-bottom: 10px;
  font-weight: 800;
}

.search-row {
  display: flex;
  gap: 10px;
}

.search-row input,
.review-card textarea,
.field-group input,
.count-choice input,
.count-choice select {
  width: 100%;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--text);
}

.search-row input {
  flex: 1;
}

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

.qualification-card,
.set-card {
  padding: 22px;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.qualification-card.has-material {
  border-color: rgba(23, 104, 172, 0.32);
}

.qualification-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.availability-badge {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 5px 9px;
  border-radius: 999px;
  background: #edf1f4;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
  white-space: nowrap;
}

.availability-badge.ready {
  background: var(--success-soft);
  color: #11633a;
}

.availability-badge.waiting {
  background: #f4eee5;
  color: #80613c;
}

.certificate-info-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin-bottom: 22px;
  padding: 20px 24px;
}

.certificate-info-strip span {
  color: var(--muted);
}

.certificate-info-strip strong {
  margin-right: 6px;
  color: var(--text);
}

.study-type-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 22px;
}

.study-type-card {
  min-height: 275px;
  padding: 26px;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.study-type-card.unavailable {
  opacity: 0.72;
}

.study-type-icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: 24px;
  border-radius: 15px;
  background: var(--bg-accent);
  color: var(--primary-deep);
  font-size: 1.25rem;
  font-weight: 900;
}

.set-card dl {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin: 20px 0 0;
}

.set-card dl div {
  display: grid;
  gap: 4px;
}

.set-card dt {
  color: var(--muted);
  font-size: 0.74rem;
}

.set-card dd {
  margin: 0;
  font-weight: 800;
}

.annual-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  scrollbar-width: thin;
  scrollbar-color: rgba(23, 104, 172, 0.24) transparent;
}

.annual-round-table {
  width: 100%;
  min-width: 720px;
  border-collapse: separate;
  border-spacing: 0;
  table-layout: fixed;
}

.annual-round-table .annual-year-column {
  width: 110px;
}

.annual-round-table th,
.annual-round-table td {
  padding: 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  text-align: center;
  vertical-align: middle;
}

.annual-round-table th:last-child,
.annual-round-table td:last-child {
  border-right: 0;
}

.annual-round-table tbody tr:last-child th,
.annual-round-table tbody tr:last-child td {
  border-bottom: 0;
}

.annual-round-table thead th {
  padding: 13px 10px;
  background: rgba(23, 104, 172, 0.08);
  color: var(--primary-deep);
  font-size: 0.88rem;
  font-weight: 850;
}

.annual-round-table tbody th {
  padding: 14px 10px;
  background: rgba(215, 239, 231, 0.42);
  font-weight: 850;
}

.annual-round-link,
.annual-round-empty {
  display: grid;
  place-content: center;
  gap: 5px;
  min-height: 92px;
  padding: 12px;
}

.annual-round-link {
  background: #fff;
  transition: color 140ms ease, background-color 140ms ease, box-shadow 140ms ease;
}

.annual-round-link:hover,
.annual-round-link:focus-visible {
  color: var(--primary-deep);
  background: #f4f9fd;
  box-shadow: inset 0 0 0 2px rgba(23, 104, 172, 0.32);
  outline: none;
}

.annual-round-link strong {
  font-size: 1rem;
}

.annual-round-link span,
.annual-round-empty {
  color: var(--muted);
  font-size: 0.8rem;
}

.subject-select-scroll {
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: thin;
  scrollbar-color: rgba(23, 104, 172, 0.24) transparent;
}

.subject-select-grid {
  grid-template-columns: repeat(5, minmax(148px, 1fr));
  min-width: 780px;
  gap: 10px;
}

.subject-select-grid .select-card {
  min-height: 142px;
  padding: 16px 12px 14px 42px;
}

.subject-select-grid .select-card input {
  top: 18px;
  left: 14px;
}

.subject-select-grid .select-card strong {
  line-height: 1.35;
}

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

.select-card {
  position: relative;
  display: grid;
  gap: 7px;
  padding: 20px 20px 20px 50px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #fff;
  cursor: pointer;
}

.select-card:has(input:checked) {
  border-color: var(--primary);
  box-shadow: inset 0 0 0 1px var(--primary);
  background: #f4f9fd;
}

.select-card input {
  position: absolute;
  top: 23px;
  left: 20px;
  width: 18px;
  height: 18px;
}

.select-card-no,
.select-card > span:last-child,
.form-help {
  color: var(--muted);
  font-size: 0.86rem;
}

.select-card.is-disabled {
  opacity: 0.48;
  cursor: not-allowed;
}

.display-options {
  display: grid;
  gap: 12px;
  margin: 24px 0;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.display-options legend {
  padding: 0 7px;
  font-weight: 850;
}

.radio-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.count-choice {
  display: flex;
  gap: 12px;
  padding: 12px 0 0 28px;
}

.count-choice[hidden],
.count-choice label[hidden] {
  display: none;
}

.content-text {
  white-space: pre-line;
  line-height: 1.75;
}

.content-code,
.content-table,
.content-math {
  max-width: 100%;
  padding: 18px;
  overflow-x: auto;
  border: 1px solid rgba(18, 38, 63, 0.12);
  border-radius: 14px;
  background: #102337;
  color: #edf7ff;
  font-family: "Cascadia Code", "D2Coding", monospace;
  line-height: 1.55;
  white-space: pre;
}

.content-table,
.content-math {
  background: #f5f7f9;
  color: var(--text);
}

.content-figure {
  width: fit-content;
  max-width: 100%;
  margin: 18px auto;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #fff;
}

.content-figure img {
  max-height: 640px;
  object-fit: contain;
}

.content-figure figcaption {
  padding-top: 9px;
  color: var(--muted);
  font-size: 0.86rem;
  text-align: center;
}

.choice-blocks > .content-text,
.choice-blocks .content-text {
  margin: 0;
}

.choice-blocks .content-code,
.choice-blocks .content-table {
  margin: 0;
}

/*
 * Certificate source PDFs contain physical line wraps. Keep the audited raw
 * text in the database, but let ordinary prose reflow in the browser. CODE,
 * TABLE and MATH blocks retain their dedicated preformatted rules above.
 */
[data-cert-quiz-token] .question-text,
[data-cert-result-token] .question-text,
[data-cert-quiz-token] .content-text,
[data-cert-result-token] .content-text,
[data-cert-quiz-token] .explanation-box p,
[data-cert-result-token] .explanation-box p,
[data-cert-quiz-token] .choice-copy,
[data-cert-result-token] .choice-copy {
  white-space: normal;
  overflow-wrap: anywhere;
}

[data-cert-quiz-token] .choice-list {
  gap: 8px;
  margin-top: 16px;
}

[data-cert-quiz-token] .choice-option,
[data-cert-result-token] .result-choice {
  gap: 10px;
  padding: 9px 12px;
}

[data-cert-quiz-token] .choice-option input {
  margin-top: 7px;
}

[data-cert-quiz-token] .choice-copy,
[data-cert-result-token] .choice-copy {
  display: grid;
  flex: 1 1 auto;
  min-width: 0;
  gap: 4px;
  line-height: 1.45;
}

[data-cert-quiz-token] .choice-blocks .content-text,
[data-cert-result-token] .choice-blocks .content-text {
  line-height: 1.45;
}

[data-cert-quiz-token] .note-content,
[data-cert-result-token] .note-content {
  display: grid;
  gap: 8px;
}

[data-cert-quiz-token] .note-content .content-text,
[data-cert-result-token] .note-content .content-text,
[data-cert-quiz-token] .explanation-box p,
[data-cert-result-token] .explanation-box p {
  margin: 0;
  line-height: 1.55;
}

.question-notes {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.note-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #f8fbfd;
}

.note-card summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  cursor: pointer;
  font-weight: 800;
}

.note-card summary small {
  color: var(--muted);
  font-weight: 500;
}

.note-content {
  padding: 0 16px 16px;
}

.note-card.correction {
  border-color: rgba(239, 131, 84, 0.4);
  background: #fff7f1;
}

.question-source {
  margin-top: 16px;
  color: var(--muted);
  font-size: 0.8rem;
}

.meta-tag.grade {
  background: #fff0cf;
  color: #785310;
}

.meta-tag.success {
  background: var(--success-soft);
  color: #11633a;
}

.meta-tag.danger {
  background: var(--danger-soft);
  color: #8b2525;
}

.cert-result-summary {
  margin-bottom: 20px;
}

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

.subject-result-card {
  padding: 18px;
}

.subject-result-card > span,
.subject-result-card p {
  color: var(--muted);
  font-size: 0.84rem;
}

.subject-result-card > strong {
  display: block;
  margin-top: 14px;
  color: var(--primary-deep);
  font-size: 1.7rem;
}

.summary-layout {
  display: grid;
  grid-template-columns: minmax(230px, 0.32fr) minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}

.summary-toc {
  position: sticky;
  top: 16px;
  max-height: calc(100vh - 32px);
  padding: 22px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
}

.summary-toc h2,
.summary-toc h3 {
  margin: 0;
}

.summary-toc h3 {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 0.9rem;
}

.summary-toc nav {
  display: grid;
  gap: 4px;
  margin-top: 12px;
}

.summary-toc a {
  padding: 9px 10px;
  border-radius: 9px;
  color: var(--muted);
  font-size: 0.88rem;
}

.summary-toc a.is-child {
  padding-left: 24px;
  font-size: 0.82rem;
}

.summary-toc a.is-active {
  background: #e8f2fb;
  color: var(--primary-deep);
  font-weight: 800;
}

.summary-content > header h2 {
  margin: 0;
}

.summary-blocks {
  margin-top: 28px;
}

.summary-nav {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.search-results {
  margin-bottom: 20px;
  padding: 18px 22px;
}

.search-results h2 {
  margin-top: 0;
  font-size: 1rem;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip-list a {
  padding: 7px 11px;
  border-radius: 999px;
  background: #e8f2fb;
  color: var(--primary-deep);
  font-size: 0.84rem;
}

.resume-panel .button-row {
  justify-content: center;
}

.admin-stat-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 20px;
}

.admin-stat-grid article {
  display: grid;
  gap: 5px;
  padding: 20px;
}

.admin-stat-grid strong {
  color: var(--primary-deep);
  font-size: 2rem;
}

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

.review-card {
  padding: 18px;
}

.review-card header {
  display: flex;
  align-items: center;
  gap: 10px;
}

.review-card form {
  display: grid;
  gap: 10px;
}

.review-error {
  color: #8b2525;
}

.review-compare-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(360px, 0.85fr);
  gap: 20px;
  align-items: start;
}

.source-preview iframe {
  width: 100%;
  min-height: 760px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
}

.normalized-preview h3 {
  margin-top: 22px;
}

.normalized-preview textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.json-preview {
  max-height: 360px;
  padding: 16px;
  overflow: auto;
  border-radius: var(--radius-sm);
  background: #102337;
  color: #eaf5ff;
  font: 0.8rem/1.5 "Cascadia Code", "D2Coding", monospace;
  white-space: pre-wrap;
}

.danger-button {
  padding: 12px 18px;
  border: 0;
  border-radius: var(--radius-sm);
  background: #a53737;
  color: white;
  cursor: pointer;
  font-weight: 800;
}

.admin-editor fieldset {
  display: grid;
  gap: 16px;
  min-width: 0;
  padding: 0;
  border: 0;
}

.admin-editor legend {
  margin-bottom: 18px;
  color: var(--ink);
  font-weight: 900;
}

.admin-block-row,
.admin-answer-row,
.bbox-grid {
  display: flex;
  align-items: end;
  gap: 12px;
}

.admin-block-row label,
.admin-answer-row label,
.bbox-grid label {
  display: grid;
  gap: 6px;
}

.admin-block-row input,
.admin-answer-row input,
.admin-answer-row select,
.bbox-grid input,
.bbox-grid select,
.admin-note-card input {
  box-sizing: border-box;
  width: 100%;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
}

.admin-block-row > label:first-child,
.admin-answer-row > label:first-of-type {
  flex: 0 0 92px;
}

.grow {
  flex: 1 1 auto;
  min-width: 0;
}

.admin-choice-card,
.admin-note-card,
.admin-asset-card,
.audit-list article {
  display: grid;
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fbfdff;
}

.admin-choice-card h4,
.admin-note-card h4 {
  margin: 0;
}

.admin-asset-card img {
  max-width: 100%;
  max-height: 360px;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
}

.bbox-grid {
  flex-wrap: wrap;
  align-items: end;
}

.bbox-grid strong {
  flex: 1 0 100%;
}

.bbox-grid label {
  flex: 1 1 90px;
}

.asset-origin-summary {
  margin-top: 16px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #f6faff;
  font-size: 0.86rem;
}

.asset-origin-summary p {
  overflow-wrap: anywhere;
}

.admin-json-details,
.review-decision-form {
  margin-top: 20px;
}

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

.audit-list article header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.publication-status-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.publication-status-grid article {
  display: grid;
  gap: 7px;
}

.publication-state {
  font-size: clamp(1.35rem, 3vw, 2.1rem);
}

.workflow-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-bottom: 18px;
  color: var(--muted);
  font-weight: 800;
}

.eligibility-list {
  display: grid;
  gap: 8px;
  padding-left: 22px;
}

.eligibility-list.blocked {
  color: #8b2525;
}

.notice-card.warning {
  margin-top: 18px;
  border-color: #d8ad55;
  background: #fff9e9;
}

.notice-card.success {
  border-color: #82b899;
  background: #eef9f2;
}

@media (max-width: 1050px) {
  .level-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .portal-grid,
  .study-type-grid,
  .qualification-grid,
  .set-grid,
  .summary-layout,
  .subject-result-grid,
  .review-grid,
  .review-compare-layout,
  .publication-status-grid {
    grid-template-columns: 1fr;
  }

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

  .summary-toc {
    position: static;
    max-height: 420px;
  }
}

@media (max-width: 560px) {
  .level-grid,
  .topic-select-grid,
  .admin-stat-grid {
    grid-template-columns: 1fr;
  }

  .portal-card {
    min-height: 290px;
    padding: 28px;
  }

  .portal-action {
    left: 28px;
    bottom: 28px;
  }

  .search-row,
  .certificate-info-strip,
  .count-choice,
  .summary-nav {
    flex-direction: column;
  }

  .admin-block-row,
  .admin-answer-row {
    align-items: stretch;
    flex-direction: column;
  }

  .admin-block-row > label:first-child,
  .admin-answer-row > label:first-of-type {
    flex-basis: auto;
  }

  .set-card dl {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
.local-only-notice {
  margin: 1.5rem 0 0;
  color: var(--muted, #64748b);
  font-size: 0.9rem;
  text-align: center;
}

/* 핵심요약 전용 원본형 렌더러. 일반 문제/대학 화면의 블록 스타일과 분리한다. */
.summary-content {
  background: #fffefb;
}

.summary-source-header {
  padding-bottom: 18px;
  border-bottom: 2px solid #7c9a5d;
}

.summary-source-title-row {
  display: flex;
  align-items: stretch;
  gap: 0;
  margin-top: 8px;
  overflow: hidden;
  border-radius: 0 5px 5px 0;
  background: #dce5c8;
}

.summary-source-title-row h2 {
  display: flex;
  align-items: center;
  min-height: 54px;
  margin: 0;
  padding: 8px 16px;
  color: var(--summary-title-color, #231f20);
  font-family: "Malgun Gothic", "Apple SD Gothic Neo", sans-serif;
  font-size: var(--summary-title-font-size, 11.63pt);
  font-weight: var(--summary-title-font-weight, 700);
  line-height: 1.25;
  text-align: var(--summary-title-text-align, left);
}

.summary-core-badge {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 132px;
  padding: 8px 15px 8px 9px;
  border-radius: 0 30px 30px 0;
  background: #4c8a2e;
  color: #fff;
  font-family: "Malgun Gothic", "Apple SD Gothic Neo", sans-serif;
  font-weight: 700;
}

.summary-core-label {
  display: inline-grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 50%;
  background: #fff;
  color: #231f20;
  font-size: 0.82rem;
}

.summary-core-badge strong {
  font-size: 1.65rem;
  line-height: 1;
}

.summary-appearance {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 14px;
  color: #465343;
  font-family: "Malgun Gothic", "Apple SD Gothic Neo", sans-serif;
}

.summary-appearance-label,
.summary-appearance-count {
  font-size: 0.8rem;
  font-weight: 700;
}

.summary-appearance-count {
  color: var(--muted);
  font-weight: 400;
}

.summary-stars {
  display: inline-flex;
  gap: 2px;
  line-height: 1;
}

.summary-star {
  position: relative;
  display: inline-grid;
  width: 1.05em;
  color: #b7beb2;
  font-size: 1.2rem;
}

.summary-star-empty,
.summary-star-fill {
  grid-area: 1 / 1;
}

.summary-star-fill {
  width: 0;
  overflow: hidden;
  color: #5d8943;
  white-space: nowrap;
}

.summary-star.is-half .summary-star-fill {
  width: 50%;
}

.summary-star.is-full .summary-star-fill {
  width: 100%;
}

.summary-structured-blocks {
  display: grid;
  gap: 13px;
}

.summary-semantic-block {
  margin: 0;
  margin-left: var(--summary-indent, 0);
  color: var(--summary-color, #231f20);
  background: var(--summary-background, transparent);
  font-size: var(--summary-font-size, 10.5pt);
  font-weight: var(--summary-font-weight, 400);
  text-align: var(--summary-text-align, left);
}

.summary-semantic-block.font-body {
  font-family: "Batang", "바탕", serif;
}

.summary-semantic-block.font-heading {
  font-family: "Malgun Gothic", "Apple SD Gothic Neo", sans-serif;
}

.summary-semantic-block.font-code {
  font-family: "D2Coding", "Cascadia Mono", "Consolas", monospace;
}

.summary-paragraph {
  padding: 3px 5px;
  line-height: 1.72;
  overflow-wrap: anywhere;
  white-space: normal;
}

.summary-subheading {
  margin-top: 10px;
  padding: 8px 10px;
  border-left: 5px solid #7c9a5d;
  line-height: 1.45;
}

.summary-list-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px;
  padding: 2px 5px;
  line-height: 1.7;
}

.summary-list-item > span {
  color: #5d8943;
  font-weight: 700;
}

.summary-list-item p {
  margin: 0;
  white-space: normal;
}

.summary-code,
.summary-table-fallback {
  max-width: 100%;
  padding: 16px 18px;
  overflow-x: auto;
  border: 1px solid #aeb7ab;
  border-radius: 3px;
  background: var(--summary-background, #eef0ed);
  color: var(--summary-color, #231f20);
  font-family: "D2Coding", "Cascadia Mono", "Consolas", monospace;
  line-height: 1.55;
  tab-size: 4;
  white-space: pre;
}

.summary-table-wrap {
  max-width: 100%;
  overflow-x: auto;
}

.summary-source-table {
  width: 100%;
  border-collapse: collapse;
  color: #231f20;
  background: #fff;
  font-family: "Batang", "바탕", serif;
}

.summary-source-table th,
.summary-source-table td {
  min-width: 70px;
  padding: 8px 10px;
  border: 1px solid #737b71;
  color: var(--summary-color, #231f20);
  background: var(--summary-background, #fff);
  font-size: var(--summary-font-size, 9.5pt);
  font-weight: var(--summary-font-weight, 400);
  line-height: 1.45;
  text-align: var(--summary-text-align, left);
  white-space: normal;
}

.summary-source-table th {
  background: var(--summary-background, #e7ebe5);
  font-family: "Malgun Gothic", "Apple SD Gothic Neo", sans-serif;
  font-weight: var(--summary-font-weight, 700);
  text-align: var(--summary-text-align, center);
}

.summary-vector-figure {
  max-width: 100%;
  padding: 12px;
  overflow-x: auto;
  border: 1px solid #c3cabf;
  background: var(--summary-background, #fff);
}

.summary-vector-figure svg {
  display: block;
  width: 100%;
  min-width: 320px;
  max-height: 620px;
}

.summary-math {
  padding: 12px 15px;
  border: 1px solid #c3cabf;
  background: var(--summary-background, #f7f8f5);
  font-family: "Batang", "바탕", serif;
  line-height: 1.65;
  white-space: normal;
}

.summary-verification-images {
  margin-top: 30px;
  border: 1px solid #d8ad55;
  border-radius: var(--radius-md);
  background: #fff9e9;
}

.summary-verification-images > summary {
  padding: 15px 18px;
  cursor: pointer;
  color: #634b15;
  font-weight: 800;
}

.summary-verification-notice {
  margin: 0;
  padding: 0 18px 12px;
  color: #77633b;
  font-size: 0.84rem;
  line-height: 1.55;
}

.summary-verification-grid {
  display: grid;
  gap: 14px;
  padding: 0 18px 18px;
}

.summary-verification-grid .content-figure {
  margin: 0 auto;
  background: #fff;
}

@media (max-width: 560px) {
  .summary-source-title-row {
    align-items: stretch;
    flex-direction: column;
    border-radius: 0 0 5px 5px;
  }

  .summary-core-badge {
    width: max-content;
  }

  .summary-appearance {
    gap: 6px;
  }

  .summary-stars {
    order: 3;
    width: 100%;
  }

  .summary-vector-figure {
    margin-right: -10px;
    margin-left: -10px;
  }
}