:root {
  --bg: #101116;
  --surface: #171a22;
  --surface-soft: #1d212b;
  --surface-raised: #222835;
  --line: rgba(255, 255, 255, 0.12);
  --line-strong: rgba(255, 255, 255, 0.2);
  --text: #f1f4f8;
  --muted: #a8b2c3;
  --dim: #7e8899;
  --accent: #f4c46a;
  --accent-ink: #17110a;
  --green: #65d6a3;
  --red: #ff8f8f;
  --blue: #9fc1ff;
  --purple: #d1b0ff;
  --max-width: 1320px;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "JetBrains Mono", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
}

a {
  color: inherit;
}

button,
input,
select {
  font: inherit;
}

.top-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  padding: 0.9rem 1.4rem;
  background: rgba(16, 17, 22, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.top-nav a {
  color: var(--muted);
  font-size: 0.88rem;
  text-decoration: none;
}

.top-nav .brand,
.top-nav a:hover,
.top-nav a.active {
  color: var(--text);
}

.page-shell {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem 4rem;
}

.hero {
  padding: 4.2rem 0 1.4rem;
}

.eyebrow {
  margin: 0 0 0.8rem;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: 1.5rem;
  align-items: end;
}

h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 4.1rem);
  line-height: 1.02;
  letter-spacing: 0;
}

.hero p:not(.eyebrow) {
  max-width: 760px;
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 1rem;
}

.run-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
  margin: 0;
}

.run-metrics div,
.control-band,
.topic-band,
.question-rail,
.comparison-body,
.section-block {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.run-metrics div {
  padding: 0.85rem;
}

.run-metrics dt {
  color: var(--dim);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.run-metrics dd {
  margin: 0.35rem 0 0;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 1rem;
  overflow-wrap: anywhere;
}

.control-band {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) minmax(260px, 0.9fr) minmax(320px, 1.1fr);
  gap: 1rem;
  align-items: end;
  padding: 1rem;
}

.search-control,
.workflow-controls {
  display: grid;
  gap: 0.45rem;
}

.workflow-controls {
  grid-template-columns: auto 1fr;
  align-items: center;
  column-gap: 0.7rem;
}

label,
legend {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

input[type="search"],
select {
  width: 100%;
  min-height: 2.55rem;
  padding: 0.55rem 0.75rem;
  color: var(--text);
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  outline: none;
}

input[type="search"]:focus,
select:focus,
button:focus-visible,
.toggle-pill:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(244, 196, 106, 0.16);
}

.toggle-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  margin: 0;
  padding: 0;
  border: 0;
}

.toggle-group legend {
  width: 100%;
  margin-bottom: 0.1rem;
}

.toggle-pill {
  display: inline-flex;
  gap: 0.45rem;
  align-items: center;
  min-height: 2.3rem;
  padding: 0.35rem 0.65rem;
  color: var(--text);
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  cursor: pointer;
  text-transform: none;
  letter-spacing: 0;
}

.toggle-pill input {
  width: 1rem;
  height: 1rem;
  accent-color: var(--accent);
}

.topic-band {
  margin-top: 0.9rem;
  padding: 0.75rem 0.85rem 0.85rem;
}

.topic-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  margin-bottom: 0.8rem;
}

#result-count {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.76rem;
}

.clear-button,
.topic-button,
.question-item {
  cursor: pointer;
}

.clear-button {
  padding: 0.45rem 0.7rem;
  color: var(--text);
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.topic-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.38rem;
  max-height: 12.5rem;
  overflow: auto;
  padding-right: 0.2rem;
}

.topic-button {
  padding: 0.34rem 0.52rem;
  color: var(--muted);
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 7px;
  font-size: 0.75rem;
  line-height: 1.15;
}

.topic-button.active {
  color: var(--accent-ink);
  background: var(--accent);
  border-color: var(--accent);
}

.score-summary {
  margin-top: 1rem;
  padding: 0.95rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.score-summary-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: end;
  margin-bottom: 0.85rem;
}

.score-summary-head h2 {
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.15;
}

.score-summary-head .eyebrow {
  margin-bottom: 0.35rem;
}

#score-summary-note {
  max-width: 24rem;
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  text-align: right;
}

.score-table-wrap {
  max-height: 24rem;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.score-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.86rem;
}

.score-table th,
.score-table td {
  padding: 0.56rem 0.65rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
}

.score-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  color: var(--muted);
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
}

.score-table tr {
  cursor: pointer;
}

.score-table tbody tr:hover,
.score-table tbody tr.active {
  background: var(--surface-raised);
}

.score-table tbody tr.active {
  box-shadow: inset 3px 0 0 var(--accent);
}

.summary-question {
  min-width: 15rem;
  max-width: 34rem;
}

.summary-question strong {
  display: block;
  color: var(--text);
  line-height: 1.25;
}

.summary-question span,
.summary-source {
  display: block;
  margin-top: 0.2rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
}

.summary-score,
.summary-delta {
  font-family: var(--font-mono);
  white-space: nowrap;
}

.browser-layout {
  display: grid;
  grid-template-columns: minmax(240px, 300px) minmax(0, 1fr);
  gap: 1rem;
  margin-top: 1rem;
  align-items: start;
}

.question-rail {
  position: sticky;
  top: 4.5rem;
  max-height: calc(100vh - 5.5rem);
  overflow: auto;
  padding: 0.45rem;
}

.question-list {
  display: grid;
  gap: 0.36rem;
}

.question-item {
  display: block;
  width: 100%;
  padding: 0.58rem 0.62rem;
  text-align: left;
  color: var(--text);
  background: var(--surface-soft);
  border: 1px solid transparent;
  border-radius: 8px;
}

.question-item:hover,
.question-item.active {
  border-color: var(--line-strong);
  background: var(--surface-raised);
}

.question-item.active {
  border-color: var(--accent);
}

.question-item h2 {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1.25;
}

.question-meta,
.badge-row,
.score-row,
.judge-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.question-meta {
  margin-top: 0.4rem;
}

.question-preview {
  margin: 0.48rem 0 0;
  color: var(--muted);
  font-size: 0.74rem;
  line-height: 1.35;
}

.badge,
.score-chip {
  display: inline-flex;
  align-items: center;
  min-height: 1.35rem;
  padding: 0.16rem 0.38rem;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.68rem;
  line-height: 1.15;
}

.badge.source {
  color: var(--blue);
}

.comparison-body {
  min-height: 520px;
  padding: 1rem;
}

.body-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.body-head h2 {
  margin: 0;
  font-size: 1.35rem;
  line-height: 1.25;
}

.body-head p {
  margin: 0.45rem 0 0;
  color: var(--muted);
}

.delta-lockup {
  min-width: 9rem;
  text-align: right;
}

.delta-lockup span {
  display: block;
  color: var(--dim);
  font-size: 0.75rem;
  text-transform: uppercase;
}

.delta-lockup strong {
  display: block;
  margin-top: 0.25rem;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 1.4rem;
}

.section-stack {
  display: grid;
  gap: 0.85rem;
  margin-top: 1rem;
}

.section-block {
  padding: 1rem;
  background: var(--surface-soft);
}

.section-block h3 {
  margin: 0 0 0.65rem;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.question-text,
.answer-text {
  margin: 0;
  color: var(--text);
  white-space: pre-wrap;
}

.answer-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.answer-pane {
  min-width: 0;
  padding: 0.9rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.answer-pane h4 {
  margin: 0 0 0.55rem;
  font-size: 1rem;
}

.answer-text {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.65;
}

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

.judge-cell {
  padding: 0.75rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.judge-cell span {
  display: block;
  color: var(--dim);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.judge-cell strong {
  display: block;
  margin-top: 0.3rem;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.95rem;
}

.score-list {
  display: grid;
  gap: 0.55rem;
}

.score-line {
  display: grid;
  grid-template-columns: minmax(160px, 230px) minmax(120px, 1fr) 4.5rem;
  gap: 0.8rem;
  align-items: center;
}

.score-name {
  color: var(--text);
  font-size: 0.9rem;
}

.score-track {
  height: 0.65rem;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
}

.score-fill {
  height: 100%;
  background: var(--accent);
}

.score-value {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  text-align: right;
}

.score-good {
  color: var(--green);
}

.score-mid {
  color: var(--accent);
}

.score-low {
  color: var(--red);
}

.family-mhf_christian {
  color: var(--accent);
}

.family-general_baseline {
  color: var(--purple);
}

.family-secular_structured {
  color: var(--blue);
}

.empty-state,
.loading,
.error-state {
  padding: 2rem 1rem;
  color: var(--muted);
  text-align: center;
}

[hidden] {
  display: none !important;
}

@media (max-width: 980px) {
  .hero-layout,
  .control-band,
  .browser-layout,
  .answer-grid {
    grid-template-columns: 1fr;
  }

  .question-rail {
    position: static;
    max-height: 26rem;
  }

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

@media (max-width: 640px) {
  .page-shell {
    padding: 0 0.85rem 3rem;
  }

  .hero {
    padding-top: 2.8rem;
  }

  .run-metrics,
  .judge-grid,
  .score-line {
    grid-template-columns: 1fr;
  }

  .delta-lockup {
    text-align: left;
  }

  .body-head,
  .topic-head,
  .score-summary-head {
    display: grid;
  }

  #score-summary-note {
    text-align: left;
  }

  .score-value {
    text-align: left;
  }
}