:root {
  --av-ink: #172033;
  --av-muted: #526077;
  --av-line: #dbe3ef;
  --av-paper: #ffffff;
  --av-soft: #f5f7fb;
  --av-blue: #1d4ed8;
  --av-navy: #172554;
  --av-gold: #b7791f;
  --av-safe: #166534;
  --av-warn-bg: #fff7ed;
  --av-warn-line: #fdba74;
}

body.academic-page {
  margin: 0;
  background: var(--av-soft);
  color: var(--av-ink);
  font-family: Georgia, "Times New Roman", serif;
}

.academic-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 56px;
}

.academic-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 5vw, 58px);
  border: 1px solid #243b76;
  border-radius: 18px;
  background: linear-gradient(135deg, #111b3d 0%, #172554 62%, #243b76 100%);
  color: #fff;
  box-shadow: 0 22px 60px rgba(23, 37, 84, .2);
}

.academic-hero::after {
  position: absolute;
  right: -80px;
  bottom: -120px;
  width: 320px;
  height: 320px;
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 50%;
  content: "";
}

.academic-kicker {
  margin: 0 0 10px;
  color: #fbbf24;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: .78rem;
  font-weight: 850;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.academic-hero h1 {
  position: relative;
  z-index: 1;
  max-width: 860px;
  margin: 0;
  color: #ffffff;
  font-size: clamp(2rem, 5vw, 4.25rem);
  font-weight: 800;
  line-height: 1.03;
  text-shadow: 0 2px 16px rgba(0, 0, 0, .28);
  text-wrap: balance;
}

.academic-hero .academic-kicker { color: #fcd34d; }
.academic-hero .academic-lead { color: #f1f5f9; }

.academic-lead {
  position: relative;
  z-index: 1;
  max-width: 780px;
  margin: 18px 0 0;
  color: #dbeafe;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: clamp(1rem, 2.1vw, 1.25rem);
  line-height: 1.7;
}

.academic-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 22px;
}

.academic-card,
.academic-section {
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--av-line);
  border-radius: 14px;
  background: var(--av-paper);
  box-shadow: 0 8px 26px rgba(15, 23, 42, .05);
}

.academic-section { margin-top: 22px; }
.academic-card h2,
.academic-card h3,
.academic-section h2,
.academic-section h3 { margin: 0 0 10px; color: var(--av-navy); line-height: 1.2; }
.academic-card p,
.academic-section p,
.academic-section li { color: #3f4c62; line-height: 1.72; }

.academic-meta-row,
.academic-actions,
.academic-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  align-items: center;
}

.academic-meta-row { margin: 13px 0; font-family: ui-sans-serif, system-ui, sans-serif; }
.academic-tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 9px;
  border: 1px solid #c7d2fe;
  border-radius: 999px;
  background: #eef2ff;
  color: #3730a3;
  font: 750 .78rem/1.2 ui-sans-serif, system-ui, sans-serif;
}

.academic-action {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border: 1px solid #b8c6e0;
  border-radius: 8px;
  background: #fff;
  color: var(--av-blue);
  font: 800 .86rem/1.2 ui-sans-serif, system-ui, sans-serif;
  text-decoration: none;
}

.academic-action:hover { border-color: var(--av-blue); background: #eff6ff; }
.academic-action--primary { border-color: var(--av-blue); background: var(--av-blue); color: #fff; }
.academic-action--primary:hover { background: #1e40af; color: #fff; }

.academic-citation {
  position: relative;
  margin: 15px 0;
  padding: 16px 48px 16px 16px;
  border-left: 4px solid var(--av-gold);
  background: #fffbeb;
  color: #3f3a2a;
  font: .92rem/1.62 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  overflow-wrap: anywhere;
}

.academic-citation code {
  color: inherit;
  font: inherit;
  white-space: pre-wrap;
}

.academic-copy {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 30px;
  height: 30px;
  border: 1px solid #d6c78d;
  border-radius: 6px;
  background: #fff;
  color: #713f12;
  cursor: pointer;
}

.academic-field {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  margin-top: 14px;
}

.academic-field input {
  min-width: 0;
  padding: 11px 13px;
  border: 1px solid #aebbd0;
  border-radius: 8px;
  color: var(--av-ink);
  font: 1rem ui-sans-serif, system-ui, sans-serif;
}

.academic-notice {
  padding: 16px 18px;
  border: 1px solid var(--av-warn-line);
  border-radius: 10px;
  background: var(--av-warn-bg);
  color: #7c2d12;
  font: 650 .95rem/1.65 ui-sans-serif, system-ui, sans-serif;
}

.academic-notice--safe { border-color: #86efac; background: #f0fdf4; color: var(--av-safe); }

.academic-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.academic-metric {
  padding: 16px;
  border: 1px solid var(--av-line);
  border-radius: 10px;
  background: #fff;
}

.academic-metric strong { display: block; color: var(--av-navy); font: 900 1.45rem ui-sans-serif, system-ui, sans-serif; }
.academic-metric span { color: var(--av-muted); font: 700 .76rem ui-sans-serif, system-ui, sans-serif; text-transform: uppercase; }

.academic-byline { color: #334155; font: 700 .92rem/1.6 ui-sans-serif, system-ui, sans-serif; }
.academic-list { padding-left: 1.25rem; }
.academic-list a, .academic-section a { color: var(--av-blue); text-underline-offset: 3px; }
.academic-empty { color: #92400e; font-weight: 700; }
.academic-source { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .85rem; }

@media (max-width: 780px) {
  .academic-shell { width: min(100% - 20px, 1120px); padding-top: 18px; }
  .academic-grid { grid-template-columns: 1fr; }
  .academic-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .academic-field { grid-template-columns: 1fr; }
}

@media (max-width: 460px) {
  .academic-metrics { grid-template-columns: 1fr; }
  .academic-action { width: 100%; }
}