:root {
  --font-serif: "Iowan Old Style", "Apple Garamond", "Baskerville", "Times New Roman", "Droid Serif", "Georgia", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", "Cascadia Code", "Source Code Pro", Menlo, Monaco, Consolas, monospace;
  --max-width-prose: 72ch;
  --max-width-wide: 1100px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --transition: 0.15s ease-in-out;
}

/* Dark theme tokens (default) */
:root,
:root[data-theme="dark"] {
  --bg-canvas: #121418;
  --bg-surface: #1a1d24;
  --bg-surface-raised: #242933;
  --bg-input: #15181e;
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --accent-primary: #f59e0b;
  --accent-primary-text: #121418;
  --accent-hover: #fbbf24;
  --accent-secondary: #38bdf8;
  --border-subtle: #334155;
  --border-strong: #64748b;
  --border-focus: #f59e0b;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);

  --badge-atestat-bg: #064e3b;
  --badge-atestat-text: #6ee7b7;
  --badge-legenda-bg: #78350f;
  --badge-legenda-text: #fde68a;
  --badge-interpretare-bg: #1e3a8a;
  --badge-interpretare-text: #93c5fd;

  --stamp-border: #f59e0b;
  --stamp-text: #f59e0b;
}

/* Light theme tokens */
:root[data-theme="light"] {
  --bg-canvas: #f6f7f9;
  --bg-surface: #ffffff;
  --bg-surface-raised: #edeef2;
  --bg-input: #ffffff;
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #475569;
  --accent-primary: #b45309;
  --accent-primary-text: #ffffff;
  --accent-hover: #92400e;
  --accent-secondary: #0369a1;
  --border-subtle: #cbd5e1;
  --border-strong: #64748b;
  --border-focus: #b45309;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.12);

  --badge-atestat-bg: #d1fae5;
  --badge-atestat-text: #065f46;
  --badge-legenda-bg: #fef3c7;
  --badge-legenda-text: #92400e;
  --badge-interpretare-bg: #dbeafe;
  --badge-interpretare-text: #1e40af;

  --stamp-border: #b45309;
  --stamp-text: #b45309;
}

/* Base reset & layout */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 18px;
  line-height: 1.65;
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-serif);
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header & navigation */
.site-header {
  border-bottom: 1px solid var(--border-subtle);
  background-color: var(--bg-surface);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-container {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0.8rem 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand-link {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--text-primary);
}

.brand-title {
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.brand-subtitle {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.btn-control {
  background: var(--bg-surface-raised);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.4rem 0.75rem;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: background var(--transition), border-color var(--transition);
  min-height: 44px;
  min-width: 44px;
  justify-content: center;
}

.btn-control:hover, .btn-control:focus-visible {
  border-color: var(--border-focus);
  outline: none;
}

.btn-control:focus-visible {
  box-shadow: 0 0 0 2px var(--border-focus);
}

/* Main content container */
.main-wrapper {
  flex: 1;
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 2.5rem 1.2rem 4rem;
  width: 100%;
}

.prose-section {
  max-width: var(--max-width-prose);
  margin: 0 auto 3rem;
}

/* Typography */
h1, h2, h3, h4 {
  font-family: var(--font-sans);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

h1.hero-title {
  font-size: clamp(2rem, 5vw, 3.1rem);
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
}

.hero-deck {
  font-size: 1.25rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.meta-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.8rem 1.5rem;
  padding: 0.8rem 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 2.5rem;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  color: var(--text-muted);
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.meta-item strong {
  color: var(--text-secondary);
}

p {
  margin-bottom: 1.35rem;
  color: var(--text-primary);
}

p.lead {
  font-size: 1.18rem;
  line-height: 1.6;
  color: var(--text-primary);
}

h2 {
  font-size: 1.7rem;
  letter-spacing: -0.02em;
  margin-top: 2.8rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--border-subtle);
}

h3 {
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  margin-top: 2rem;
  color: var(--accent-primary);
}

a {
  color: var(--accent-secondary);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition);
}

a:hover, a:focus-visible {
  color: var(--accent-hover);
}

/* Callouts & Evidence boxes */
.callout {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-left: 4px solid var(--accent-primary);
  border-radius: var(--radius-sm);
  padding: 1.2rem 1.4rem;
  margin: 1.8rem 0;
  font-size: 0.95rem;
}

.callout-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Badges for Epistemic status */
.badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  vertical-align: middle;
}

.badge-atestat {
  background-color: var(--badge-atestat-bg);
  color: var(--badge-atestat-text);
  border: 1px solid currentColor;
}

.badge-legenda {
  background-color: var(--badge-legenda-bg);
  color: var(--badge-legenda-text);
  border: 1px solid currentColor;
}

.badge-interpretare {
  background-color: var(--badge-interpretare-bg);
  color: var(--badge-interpretare-text);
  border: 1px solid currentColor;
}

/* Interactive Component: Taraba semiotică */
.taraba-widget {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin: 2.5rem 0;
  box-shadow: var(--shadow-sm);
}

.widget-header {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1.2rem;
  margin-bottom: 1.2rem;
}

.widget-title-group h3 {
  margin: 0 0 0.3rem;
  font-size: 1.3rem;
}

.widget-desc {
  font-family: var(--font-sans);
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 0;
}

.view-toggle-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-surface-raised);
  padding: 0.3rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  align-self: flex-start;
}

.btn-toggle {
  background: transparent;
  color: var(--text-secondary);
  border: none;
  padding: 0.45rem 0.9rem;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  min-height: 38px;
}

.btn-toggle[aria-pressed="true"] {
  background: var(--accent-primary);
  color: var(--accent-primary-text);
}

.btn-toggle:focus-visible {
  outline: 2px solid var(--border-focus);
}

.object-tab-nav {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.5rem;
  margin-bottom: 1.2rem;
}

.tab-btn {
  background: var(--bg-surface-raised);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.6rem;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tab-btn:hover {
  background: var(--bg-surface);
  border-color: var(--border-strong);
}

.tab-btn[aria-selected="true"] {
  background: var(--bg-canvas);
  color: var(--accent-primary);
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 1px var(--accent-primary);
}

.tab-btn:focus-visible {
  outline: 2px solid var(--border-focus);
}

.object-card {
  background: var(--bg-surface-raised);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 1.3rem;
}

.object-card-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  border-bottom: 1px dashed var(--border-subtle);
  padding-bottom: 0.75rem;
  margin-bottom: 1rem;
}

.object-title {
  font-family: var(--font-sans);
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0;
}

.object-meta {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.lens-panel {
  display: none;
}

.lens-panel.active {
  display: block;
}

.lens-badge-row {
  margin-bottom: 0.8rem;
}

.lens-content p {
  font-size: 0.96rem;
  line-height: 1.6;
  margin-bottom: 0.8rem;
}

.lens-specs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.6rem;
  background: var(--bg-surface);
  padding: 0.8rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  margin-top: 1rem;
  font-family: var(--font-sans);
  font-size: 0.82rem;
}

.spec-item strong {
  display: block;
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
}

/* Interactive Component: Simulator Caritas 1993 */
.caritas-widget {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin: 2.5rem 0;
  box-shadow: var(--shadow-sm);
}

.caritas-controls {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
  margin-bottom: 1.5rem;
  background: var(--bg-surface-raised);
  padding: 1.2rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

@media (min-width: 600px) {
  .caritas-controls {
    grid-template-columns: 1fr 1fr;
    align-items: end;
  }
}

.form-group label {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}

.preset-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.4rem;
}

.btn-pill {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 0.25rem 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
  min-height: 32px;
}

.btn-pill:hover, .btn-pill:focus-visible {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.input-money {
  width: 100%;
  background: var(--bg-input);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.55rem 0.8rem;
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  transition: border-color var(--transition);
}

.input-money:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 2px var(--border-focus);
}

.caritas-summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.summary-card {
  background: var(--bg-surface-raised);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 1rem;
}

.summary-label {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin-bottom: 0.3rem;
}

.summary-value {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--accent-primary);
}

.summary-subtext {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 0.3rem;
  line-height: 1.35;
}

.caritas-pyramid-box {
  background: var(--bg-surface-raised);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 1.2rem;
  margin-top: 1rem;
}

.pyramid-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  margin-top: 0.8rem;
}

.pyramid-table th, .pyramid-table td {
  padding: 0.5rem 0.6rem;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}

.pyramid-table th {
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  font-size: 0.72rem;
  background: var(--bg-surface);
}

.pyramid-table tr.row-exceeds {
  background-color: rgba(245, 158, 11, 0.1);
  color: var(--accent-primary);
  font-weight: 700;
}

/* Interactive Component: Spectrul sateliților */
.satelit-widget {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin: 2.5rem 0;
  box-shadow: var(--shadow-sm);
}

.sat-selector {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.2rem;
}

.btn-sat {
  flex: 1 1 180px;
  background: var(--bg-surface-raised);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.8rem;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  transition: all var(--transition);
  min-height: 48px;
}

.btn-sat[aria-pressed="true"] {
  background: var(--bg-canvas);
  color: var(--accent-secondary);
  border-color: var(--accent-secondary);
  box-shadow: 0 0 0 1px var(--accent-secondary);
}

.btn-sat:focus-visible {
  outline: 2px solid var(--border-focus);
}

.sat-card {
  background: var(--bg-surface-raised);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 1.2rem;
}

.sat-channel-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.8rem 0;
}

.channel-tag {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* Documented sources table */
.sources-table-container {
  overflow-x: auto;
  margin: 1.5rem 0;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

.sources-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-sans);
  font-size: 0.84rem;
  text-align: left;
}

.sources-table th, .sources-table td {
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: top;
}

.sources-table th {
  background: var(--bg-surface-raised);
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  background-color: var(--bg-surface);
  margin-top: auto;
  padding: 2.5rem 1.2rem;
}

.footer-container {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  font-family: var(--font-sans);
  font-size: 0.84rem;
  color: var(--text-muted);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
}

.footer-nav a {
  color: var(--text-secondary);
  text-decoration: none;
}

.footer-nav a:hover, .footer-nav a:focus-visible {
  color: var(--accent-primary);
  text-decoration: underline;
}

/* Responsive adjustments */
@media (max-width: 640px) {
  html {
    font-size: 16.5px;
  }
  .header-container {
    padding: 0.6rem 0.8rem;
  }
  .main-wrapper {
    padding: 1.5rem 0.8rem 3rem;
  }
  .object-tab-nav {
    grid-template-columns: repeat(2, 1fr);
  }
  .caritas-summary-grid {
    grid-template-columns: 1fr;
  }
}

/* Archival photographic figures */
.archival-figure {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.8rem;
  margin: 2rem 0;
  box-shadow: var(--shadow-sm);
}

.archival-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  background: var(--bg-canvas);
}

.figure-caption {
  font-family: var(--font-sans);
  font-size: 0.84rem;
  color: var(--text-secondary);
  margin-top: 0.6rem;
  line-height: 1.45;
}

.figure-caption strong {
  color: var(--text-primary);
}

.figure-license {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* First payoff: 90-day inflation & hedge ledger */
.first-payoff-ledger {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-left: 4px solid var(--accent-primary);
  border-radius: var(--radius-md);
  padding: 1.4rem;
  margin: 2rem 0 3rem;
  box-shadow: var(--shadow-sm);
}

.ledger-header {
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1rem;
  margin-bottom: 1.2rem;
}

.ledger-header h3 {
  margin: 0 0 0.4rem;
  font-size: 1.25rem;
  color: var(--text-primary);
}

.ledger-deck {
  font-family: var(--font-sans);
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.45;
  margin: 0;
}

.ledger-scrubber-box {
  background: var(--bg-surface-raised);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 1.1rem;
  margin-bottom: 1.2rem;
}

.scrubber-controls {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.scrubber-label-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
}

.scrubber-days {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--accent-primary);
  font-weight: 700;
}

.range-slider {
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: var(--bg-canvas);
  outline: none;
  cursor: pointer;
  accent-color: var(--accent-primary);
}

.range-slider:focus-visible {
  outline: 2px solid var(--border-focus);
}

.scrubber-readout-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.8rem;
  margin-top: 0.8rem;
  padding-top: 0.8rem;
  border-top: 1px dashed var(--border-subtle);
}

.readout-item {
  font-family: var(--font-sans);
  font-size: 0.82rem;
}

.readout-item span {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--text-muted);
}

.readout-item strong {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--text-primary);
}

.hedges-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.8rem;
}

.hedge-card {
  background: var(--bg-surface-raised);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.9rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.hedge-title {
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.hedge-desc {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-bottom: 0.6rem;
}

.hedge-status {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  display: inline-block;
  align-self: flex-start;
}

/* Print styles */
@media print {
  .site-header, .header-actions, .btn-control, .view-toggle-bar, .sat-selector, .first-payoff-ledger {
    display: none !important;
  }
  body {
    background: #fff !important;
    color: #000 !important;
  }
}