/* Vox Explainer Production System v2.0.0 — DentGuard × CipherFlow */
@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/static/pretendard.css');
@import url('https://fonts.googleapis.com/css2?family=Archivo+Narrow:wght@700;800&family=Courier+Prime:wght@400;700&family=Noto+Sans+KR:wght@400;600;700;800&display=swap');

:root {
  --color-background: #F7F5F0;
  --color-surface: #EEEAE1;
  --color-surface-strong: #DCD6CA;
  --color-primary: #151515;
  --color-ink-muted: #595650;
  --color-inverse: #151515;
  --color-inverse-text: #F7F5F0;
  --color-signal: #0B5FFF;
  --color-signal-text: #FFFFFF;
  --color-evidence: #A6281B;
  --color-evidence-text: #FFFFFF;
  --color-highlight: #F3C04E;
  --color-highlight-text: #151515;
  --color-context: #006C69;
  --color-context-text: #FFFFFF;
  --color-outline: #8A857B;
  --color-caution: #8A5200;

  --font-display-ko: 'Pretendard', 'Noto Sans KR', sans-serif;
  --font-display-en: 'Archivo Narrow', 'Pretendard', sans-serif;
  --font-body-ko: 'Pretendard', 'Noto Sans KR', sans-serif;
  --font-metadata: 'Courier Prime', 'Noto Sans Mono CJK KR', monospace;

  --radius-none: 0px;
  --radius-tight: 2px;
  --radius-small: 4px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  background-color: var(--color-background);
  color: var(--color-primary);
  font-family: var(--font-body-ko);
  line-height: 1.48;
  letter-spacing: -0.005em;
  word-break: keep-all;
  overflow-wrap: break-word;
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-background);
  color: var(--color-primary);
  min-height: 100vh;
}

/* Sticky Top Editorial Masthead */
.masthead {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: var(--color-inverse);
  color: var(--color-inverse-text);
  border-bottom: 2px solid var(--color-primary);
  padding: 12px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.masthead-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-badge {
  background-color: var(--color-signal);
  color: var(--color-signal-text);
  font-family: var(--font-display-en);
  font-weight: 800;
  font-size: 16px;
  letter-spacing: -0.02em;
  padding: 4px 10px;
  border-radius: var(--radius-tight);
  text-transform: uppercase;
}

.brand-sub {
  font-family: var(--font-metadata);
  font-size: 13px;
  color: var(--color-surface-strong);
  letter-spacing: 0.02em;
}

.scene-nav {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.scene-nav a {
  text-decoration: none;
  font-family: var(--font-metadata);
  font-size: 12px;
  color: var(--color-inverse-text);
  border: 1px solid var(--color-outline);
  padding: 4px 8px;
  border-radius: var(--radius-none);
  transition: background-color 140ms ease, color 140ms ease;
}

.scene-nav a:hover {
  background-color: var(--color-highlight);
  color: var(--color-highlight-text);
  border-color: var(--color-highlight);
}

/* Main Editorial Container */
.deck-container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 36px 28px 80px;
  display: flex;
  flex-direction: column;
  gap: 44px;
}

/* 16:9 Editorial Scene Frame */
.scene-frame {
  background-color: var(--color-background);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-none);
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-height: 620px;
}

.scene-frame.scene-inverse {
  background-color: var(--color-inverse);
  color: var(--color-inverse-text);
}

.scene-header-strip {
  background-color: var(--color-surface);
  color: var(--color-primary);
  border-bottom: 1px solid var(--color-outline);
  padding: 10px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-metadata);
  font-size: 13px;
  letter-spacing: 0.02em;
}

.scene-inverse .scene-header-strip {
  background-color: #222220;
  color: var(--color-inverse-text);
  border-bottom: 1px solid var(--color-outline);
}

.scene-body {
  padding: 36px 40px;
  display: flex;
  flex-direction: column;
  gap: 28px;
  justify-content: space-between;
}

/* Core Component Grammar from DESIGN.md */
.claim-row {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-start;
}

.claim-block {
  background-color: var(--color-inverse);
  color: var(--color-inverse-text);
  font-family: var(--font-display-ko);
  font-weight: 800;
  font-size: clamp(24px, 2.6vw, 36px);
  line-height: 1.14;
  letter-spacing: -0.025em;
  padding: 16px 22px;
  border-radius: var(--radius-none);
  max-width: 92%;
}

.claim-block-signal {
  background-color: var(--color-signal);
  color: var(--color-signal-text);
  font-family: var(--font-display-ko);
  font-weight: 800;
  font-size: clamp(24px, 2.6vw, 36px);
  line-height: 1.14;
  letter-spacing: -0.025em;
  padding: 16px 22px;
  border-radius: var(--radius-none);
  max-width: 92%;
}

.label-group {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.evidence-label {
  background-color: var(--color-evidence);
  color: var(--color-evidence-text);
  font-family: var(--font-body-ko);
  font-weight: 700;
  font-size: 13px;
  padding: 4px 10px;
  border-radius: var(--radius-tight);
  letter-spacing: 0.01em;
}

.context-label {
  background-color: var(--color-context);
  color: var(--color-context-text);
  font-family: var(--font-body-ko);
  font-weight: 700;
  font-size: 13px;
  padding: 4px 10px;
  border-radius: var(--radius-tight);
  letter-spacing: 0.01em;
}

.caution-label {
  background-color: var(--color-caution);
  color: #FFFFFF;
  font-family: var(--font-body-ko);
  font-weight: 700;
  font-size: 13px;
  padding: 4px 10px;
  border-radius: var(--radius-tight);
}

.data-mark {
  background-color: var(--color-highlight);
  color: var(--color-highlight-text);
  font-weight: 800;
  padding: 2px 8px;
  border-radius: var(--radius-tight);
  font-family: var(--font-display-ko);
}

/* Grid Layouts inside Scenes */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.editorial-card {
  background-color: var(--color-surface);
  color: var(--color-primary);
  border: 1px solid var(--color-outline);
  border-radius: var(--radius-none);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.editorial-card.card-strong {
  background-color: var(--color-surface-strong);
  border: 2px solid var(--color-primary);
}

.editorial-card h3 {
  font-family: var(--font-display-ko);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.2;
}

.stat-big {
  font-family: var(--font-display-en);
  font-size: 46px;
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--color-primary);
}

.scene-inverse .stat-big {
  color: var(--color-highlight);
}

.mono-code {
  font-family: var(--font-metadata);
  font-size: 13px;
  background-color: var(--color-inverse);
  color: var(--color-inverse-text);
  padding: 14px 16px;
  border: 1px solid var(--color-outline);
  border-radius: var(--radius-none);
  white-space: pre-wrap;
  word-break: break-all;
}

/* Interactive Airlock Box (S03) */
.airlock-stage {
  border: 2px solid var(--color-primary);
  background-color: var(--color-surface);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.airlock-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  border-bottom: 1px solid var(--color-outline);
  padding-bottom: 14px;
}

.btn-editorial {
  background-color: var(--color-primary);
  color: var(--color-inverse-text);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-tight);
  padding: 10px 16px;
  font-family: var(--font-body-ko);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}

.btn-editorial.btn-signal {
  background-color: var(--color-signal);
  border-color: var(--color-signal);
  color: var(--color-signal-text);
}

.btn-editorial.btn-evidence {
  background-color: var(--color-evidence);
  border-color: var(--color-evidence);
  color: var(--color-evidence-text);
}

.btn-editorial.btn-context {
  background-color: var(--color-context);
  border-color: var(--color-context);
  color: var(--color-context-text);
}

.token-pill {
  background-color: var(--color-highlight);
  color: var(--color-highlight-text);
  font-family: var(--font-metadata);
  font-weight: 700;
  padding: 1px 6px;
  border: 1px solid var(--color-primary);
}

/* Interactive Judge Simulator (S04) */
.judge-console {
  border: 2px solid var(--color-primary);
  background-color: var(--color-surface);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.judge-metrics-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.judge-metric-box {
  background-color: var(--color-background);
  border: 1px solid var(--color-outline);
  padding: 12px 14px;
}

.judge-metric-box .metric-label {
  font-family: var(--font-metadata);
  font-size: 12px;
  color: var(--color-ink-muted);
}

.judge-metric-box .metric-val {
  font-family: var(--font-display-en);
  font-size: 26px;
  font-weight: 800;
  margin-top: 4px;
}

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

.keypad-btn {
  background-color: var(--color-background);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-tight);
  padding: 16px;
  text-align: left;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: background-color 120ms ease;
}

.keypad-btn:hover,
.keypad-btn.active-choice {
  background-color: var(--color-highlight);
  color: var(--color-highlight-text);
}

.keypad-key {
  font-family: var(--font-metadata);
  font-weight: 700;
  font-size: 18px;
  background-color: var(--color-primary);
  color: var(--color-inverse-text);
  display: inline-block;
  padding: 2px 9px;
  width: fit-content;
}

.hearsay-alert {
  background-color: var(--color-evidence);
  color: var(--color-evidence-text);
  padding: 12px 16px;
  font-weight: 700;
  font-size: 14px;
  border: 2px solid var(--color-primary);
  display: none;
}

.hearsay-alert.visible {
  display: block;
}

/* Editorial Tables */
.editorial-table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--color-background);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.editorial-table th,
.editorial-table td {
  border: 1px solid var(--color-outline);
  padding: 12px 14px;
  text-align: left;
  font-size: 14px;
  vertical-align: top;
}

.editorial-table th {
  background-color: var(--color-surface-strong);
  font-family: var(--font-display-ko);
  font-weight: 800;
}

/* Bottom 10% Source Zone */
.source-zone {
  background-color: var(--color-surface-strong);
  color: var(--color-primary);
  border-top: 1px solid var(--color-outline);
  padding: 12px 24px;
  font-size: 13px;
  line-height: 1.35;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.scene-inverse .source-zone {
  background-color: #1E1E1C;
  color: var(--color-surface-strong);
  border-top: 1px solid var(--color-outline);
}

.source-meta {
  font-family: var(--font-metadata);
  font-size: 12px;
  color: var(--color-ink-muted);
}

.scene-inverse .source-meta {
  color: var(--color-surface-strong);
}

@media (max-width: 960px) {
  .grid-2,
  .grid-3,
  .keypad-grid,
  .judge-metrics-bar {
    grid-template-columns: 1fr;
  }
  .scene-body {
    padding: 24px 20px;
  }
}