:root {
  --bg-canvas: #3b0d1a;
  --bg-surface: #2c0813;
  --bg-surface-elevated: #481121;
  --bg-surface-hover: #561628;
  --text-primary: #fdfbf7;
  --text-muted: #d6c6b2;
  --accent-primary: #e8d5a8;
  --accent-secondary: #c9b17c;
  --border-subtle: #5e1c2e;
  --border-accent: #e8d5a8;
  --shadow-elevation: 0 14px 34px -4px rgba(18, 2, 7, 0.6);
  --glow-accent: 0 0 20px -3px rgba(232, 213, 168, 0.35);
  --font-serif: "Charter", "Cambria", "Georgia", serif;
  --font-ui: "Cambria", "Times New Roman", serif;
}

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

html {
  font-size: 16px;
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-serif);
  line-height: 1.68;
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  overflow-wrap: anywhere;
  hyphens: auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header Capsule */
.header-wrapper {
  padding: 1.25rem 1.5rem 0.5rem;
  max-width: 1240px;
  margin: 0 auto;
  width: 100%;
}

.site-header {
  position: static;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 9999px;
  padding: 0.85rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-elevation);
}

.brand-anchor {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--accent-primary);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 1.05rem;
}

.brand-mark {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent-primary);
  box-shadow: var(--glow-accent);
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-family: var(--font-ui);
  font-size: 0.88rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.35rem 0.5rem;
  transition: color 0.2s ease, border-color 0.2s ease;
  border-bottom: 2px solid transparent;
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent-primary);
  border-bottom-color: var(--accent-primary);
}

.menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--accent-primary);
  font-size: 1.4rem;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  line-height: 1;
}

.mobile-drawer {
  display: none;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  margin-top: 0.75rem;
  padding: 1.25rem;
  border-radius: 8px;
}

.mobile-drawer.open {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

/* Layout Core */
.main-viewport {
  flex: 1;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

.prose-block {
  max-width: 70ch;
  margin: 0 auto 3rem;
}

.lead-vault {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  padding: 3rem 2.5rem;
  margin-bottom: 3.5rem;
  position: relative;
}

.badge-tag {
  display: inline-block;
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-accent);
  color: var(--accent-primary);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 700;
  margin-bottom: 1.25rem;
}

h1, h2, h3 {
  font-weight: normal;
  color: var(--text-primary);
  line-height: 1.2;
}

h1 {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  letter-spacing: -0.01em;
  margin-bottom: 1.25rem;
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 0.65rem;
}

h3 {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
  color: var(--accent-primary);
}

p {
  color: var(--text-muted);
  margin-bottom: 1.4rem;
  font-size: 1.05rem;
}

/* Metrics Overlay */
.metric-deck {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-accent);
  padding: 1.5rem;
  margin-top: 2rem;
}

.metric-cell {
  border-left: 2px solid var(--accent-primary);
  padding-left: 1rem;
}

.metric-num {
  display: block;
  font-size: 2rem;
  color: var(--accent-primary);
  font-family: var(--font-ui);
}

.metric-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
}

/* Two-Column Relic Grid */
.relic-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-bottom: 3.5rem;
}

.relic-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.relic-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-elevation);
}

.card-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: #20040c;
}

.card-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: contrast(1.05) brightness(0.95);
  transition: transform 0.4s ease;
}

.relic-card:hover .card-frame img {
  transform: scale(1.03);
}

.circle-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-surface);
  border: 2px solid var(--accent-primary);
  color: var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: bold;
  letter-spacing: 0.05em;
  box-shadow: var(--shadow-elevation);
}

.card-body {
  padding: 1.75rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.btn-vault {
  display: inline-block;
  align-self: flex-start;
  margin-top: auto;
  padding: 0.75rem 1.4rem;
  border: 1px solid var(--accent-primary);
  background: transparent;
  color: var(--accent-primary);
  text-decoration: none;
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: bold;
  transition: all 0.2s ease;
  cursor: pointer;
}

.btn-vault:hover {
  background: var(--accent-primary);
  color: var(--bg-canvas);
}

/* Comparison Ledger */
.ledger-wrapper {
  overflow-x: auto;
  margin: 2.5rem 0;
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface);
}

.ledger-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.ledger-table th,
.ledger-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
}

.ledger-table th {
  background-color: var(--bg-surface-elevated);
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.8rem;
}

.ledger-table tr:hover td {
  background-color: var(--bg-surface-hover);
}

/* Accordion Inquiries */
.accordion-vault {
  margin: 2rem 0;
}

.inquiry-node {
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  margin-bottom: 1rem;
}

.inquiry-toggle {
  width: 100%;
  background: none;
  border: none;
  color: var(--text-primary);
  text-align: left;
  padding: 1.25rem;
  font-size: 1.1rem;
  font-family: var(--font-serif);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.inquiry-toggle span.symbol {
  color: var(--accent-primary);
  font-weight: bold;
  font-size: 1.2rem;
}

.inquiry-content {
  display: none;
  padding: 0 1.25rem 1.25rem;
  border-top: 1px dashed var(--border-subtle);
  color: var(--text-muted);
}

.inquiry-node.active .inquiry-content {
  display: block;
}

/* Citation Tool */
.tool-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-accent);
  padding: 2rem;
  margin: 2.5rem 0;
}

.tool-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.input-cell label {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-primary);
  margin-bottom: 0.4rem;
}

.input-cell input,
.input-cell textarea {
  width: 100%;
  background: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 0.75rem;
  font-family: var(--font-serif);
  font-size: 0.95rem;
}

.input-cell input:focus,
.input-cell textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
}

.tool-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.citation-preview {
  margin-top: 1.25rem;
  padding: 1rem;
  background: var(--bg-surface-elevated);
  border: 1px dashed var(--border-accent);
  font-size: 0.9rem;
  color: var(--text-primary);
  min-height: 3rem;
}

/* Footer Architecture */
.site-footer {
  margin-top: auto;
  background-color: var(--bg-surface);
  border-top: 2px solid var(--border-subtle);
  padding: 3rem 1.5rem 2.5rem;
}

.footer-inner {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.footer-inner p {
  font-size: 0.9rem;
  margin-bottom: 1.2rem;
}

.footer-nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin: 1.5rem 0;
}

.footer-link {
  color: var(--accent-primary);
  text-decoration: none;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.footer-link:hover {
  text-decoration: underline;
}

.legal-registry {
  font-size: 0.8rem;
  color: #a8947f;
  margin-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.25rem;
}

/* Media Queries */
@media (max-width: 860px) {
  .primary-nav {
    display: none;
  }
  .menu-toggle {
    display: block;
  }
  .metric-deck {
    grid-template-columns: 1fr;
  }
  .relic-grid {
    grid-template-columns: 1fr;
  }
  .tool-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}