/* Civilizația de la bloc — Stylesheet */
/* Strict dual theming (WCAG AAA contrast) with semantic variables */

:root {
  /* Light Theme (Default) */
  --bg-app: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #f1f5f9;
  --bg-surface-sunken: #e2e8f0;
  
  --text-primary: #090d16;
  --text-secondary: #1e293b;
  --text-muted: #475569;
  --text-accent: #0284c7;
  
  --border-subtle: #cbd5e1;
  --border-strong: #94a3b8;
  --border-accent: #0284c7;
  
  --badge-bg: #e0f2fe;
  --badge-text: #0369a1;
  
  --alert-red-bg: #fee2e2;
  --alert-red-text: #991b1b;
  --alert-red-border: #f87171;
  
  --alert-amber-bg: #fef3c7;
  --alert-amber-text: #92400e;
  --alert-amber-border: #fbbf24;

  --accent-concrete: #64748b;
  --accent-brick: #b91c1c;
  --accent-copper: #c2410c;

  --font-serif: "Newsreader", Georgia, Cambria, "Times New Roman", Times, serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
}

[data-theme="dark"] {
  --bg-app: #0b0f19;
  --bg-surface: #111827;
  --bg-surface-elevated: #1f2937;
  --bg-surface-sunken: #030712;
  
  --text-primary: #f9fafb;
  --text-secondary: #e5e7eb;
  --text-muted: #9ca3af;
  --text-accent: #38bdf8;
  
  --border-subtle: #374151;
  --border-strong: #4b5563;
  --border-accent: #38bdf8;
  
  --badge-bg: #0c4a6e;
  --badge-text: #e0f2fe;
  
  --alert-red-bg: #450a0a;
  --alert-red-text: #fca5a5;
  --alert-red-border: #991b1b;
  
  --alert-amber-bg: #451a03;
  --alert-amber-text: #fde68a;
  --alert-amber-border: #b45309;

  --accent-concrete: #94a3b8;
  --accent-brick: #ef4444;
  --accent-copper: #fb923c;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.6);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-app);
  color: var(--text-secondary);
  line-height: 1.65;
  min-height: 100vh;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  transition: background-color 0.2s ease, color 0.2s ease;
}

a {
  color: var(--text-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: opacity 0.15s;
}

a:hover {
  opacity: 0.85;
}

/* Layout */
.container {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 1.25rem;
  box-sizing: border-box;
}

/* Header & Top Bar */
.top-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  backdrop-filter: blur(12px);
  padding: 0.75rem 0;
  width: 100%;
  overflow-x: hidden;
}

.top-nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-primary);
  text-decoration: none;
}

.nav-brand-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  background-color: var(--badge-bg);
  color: var(--badge-text);
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.nav-controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.lang-switch {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.35rem 0.65rem;
  border: 1px solid var(--border-subtle);
  border-radius: 9999px;
  color: var(--text-primary);
  text-decoration: none;
  background-color: var(--bg-surface-elevated);
}

.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.35rem 0.85rem;
  background-color: var(--bg-surface-elevated);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 9999px;
  cursor: pointer;
  transition: all 0.15s ease;
}

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

/* Hero Section */
.hero {
  padding: 4.5rem 0 3rem;
  border-bottom: 1px solid var(--border-subtle);
}

.hero-tagline {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-accent);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-tagline::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: var(--text-accent);
  border-radius: 50%;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 5.5vw, 3.8rem);
  line-height: 1.15;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.hero-lead {
  font-size: clamp(1.1rem, 2.2vw, 1.35rem);
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 840px;
  margin-bottom: 2rem;
}

.hero-meta-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
}

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

/* Section Header */
.section-header {
  margin: 3.5rem 0 2rem;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-accent);
  margin-bottom: 0.4rem;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  line-height: 1.25;
  color: var(--text-primary);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 780px;
}

/* Findings Grid */
.findings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.finding-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.finding-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-strong);
}

.finding-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.75rem;
}

.finding-number {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-accent);
}

.finding-stat {
  text-align: right;
}

.stat-value {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  display: block;
}

.stat-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-family: var(--font-sans);
}

.finding-title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: 0.65rem;
}

.finding-text {
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

/* Interactive Noticeboard (Avizierul) */
.noticeboard-container {
  background-color: var(--bg-surface);
  border: 2px solid var(--border-strong);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: var(--shadow-md);
  margin: 2rem 0;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.noticeboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding-bottom: 1rem;
  border-bottom: 2px dashed var(--border-subtle);
  margin-bottom: 1.25rem;
}

.noticeboard-title-group h3 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--text-primary);
}

.noticeboard-title-group p {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.noticeboard-stamp {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: #1d4ed8;
  border: 2px solid #1d4ed8;
  padding: 0.35rem 0.75rem;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  letter-spacing: 0.05em;
  transform: rotate(-2deg);
}

[data-theme="dark"] .noticeboard-stamp {
  color: #60a5fa;
  border-color: #60a5fa;
}

.table-scroll {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  display: block;
}

.noticeboard-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  text-align: right;
}

.noticeboard-table th,
.noticeboard-table td {
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--border-subtle);
  white-space: nowrap;
}

.noticeboard-table th {
  background-color: var(--bg-surface-elevated);
  color: var(--text-primary);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

.noticeboard-table th:first-child,
.noticeboard-table td:first-child {
  text-align: left;
  font-weight: 700;
}

.noticeboard-table tbody tr {
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.noticeboard-table tbody tr:hover {
  background-color: var(--bg-surface-elevated);
}

.noticeboard-table tbody tr.active-row {
  background-color: var(--badge-bg);
}

.row-restantier td {
  color: var(--alert-red-text);
  font-weight: 700;
}

.row-restantier {
  background-color: rgba(239, 68, 68, 0.05);
}

.noticeboard-inspector {
  margin-top: 1.25rem;
  padding: 1rem 1.25rem;
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

.inspector-title {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-accent);
  margin-bottom: 0.35rem;
}

.inspector-desc {
  font-size: 0.95rem;
  color: var(--text-primary);
  line-height: 1.5;
}

/* Field Guide Filter Bar */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.5rem 0 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.filter-btn {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--border-subtle);
  border-radius: 9999px;
  background-color: var(--bg-surface);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
}

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

.filter-btn.active {
  background-color: var(--text-primary);
  color: var(--bg-surface);
  border-color: var(--text-primary);
}

/* Rules Grid */
.rules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.rule-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.rule-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
}

.rule-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.rule-number {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
}

.rule-badge {
  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: 0.04em;
}

.badge-critica {
  background-color: var(--alert-red-bg);
  color: var(--alert-red-text);
  border: 1px solid var(--alert-red-border);
}

.badge-ridicata {
  background-color: var(--alert-amber-bg);
  color: var(--alert-amber-text);
  border: 1px solid var(--alert-amber-border);
}

.badge-moderata {
  background-color: var(--badge-bg);
  color: var(--badge-text);
}

.badge-scazuta {
  background-color: var(--bg-surface-elevated);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
}

.rule-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: 0.65rem;
}

.rule-formula {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.95rem;
  color: var(--text-accent);
  background-color: var(--bg-surface-elevated);
  padding: 0.5rem 0.75rem;
  border-left: 3px solid var(--text-accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: 1rem;
}

.rule-section {
  margin-bottom: 0.75rem;
}

.rule-section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  display: block;
  margin-bottom: 0.2rem;
}

.rule-section-text {
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

.rule-theory {
  margin-top: auto;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--border-subtle);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Diagnostic Simulator */
.diagnostic-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  margin: 2rem 0;
}

.diagnostic-controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.diagnostic-field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.4rem;
}

.diagnostic-select {
  width: 100%;
  padding: 0.65rem 0.85rem;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  color: var(--text-primary);
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  outline: none;
  cursor: pointer;
}

.diagnostic-select:focus {
  border-color: var(--border-accent);
}

.diagnostic-result {
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.score-display {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.score-circle {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-surface);
  border: 4px solid var(--border-accent);
}

.score-number {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}

.score-max {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
}

.score-meta h4 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.score-meta p {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.diagnostic-risks {
  border-top: 1px solid var(--border-subtle);
  padding-top: 1rem;
}

.diagnostic-risks h5 {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.diagnostic-risks ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.diagnostic-risks li {
  font-size: 0.92rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.diagnostic-risks li::before {
  content: "⚠️";
  font-size: 0.8rem;
}

/* Transnational Comparison Table */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9rem;
}

.comparison-table th,
.comparison-table td {
  padding: 0.85rem 1rem;
  border: 1px solid var(--border-subtle);
  text-align: left;
}

.comparison-table th {
  background-color: var(--bg-surface-elevated);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  color: var(--text-primary);
}

.comparison-table td:first-child {
  font-family: var(--font-mono);
  font-weight: 600;
  background-color: var(--bg-surface-elevated);
  color: var(--text-primary);
  width: 20%;
}

.comparison-table td:nth-child(2) {
  font-weight: 600;
  color: var(--text-primary);
  background-color: var(--badge-bg);
}

/* Monographs */
.monographs-grid {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin: 2rem 0;
}

.monograph-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.monograph-title {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  color: var(--text-primary);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.monograph-subtitle {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.monograph-body {
  font-size: 1.02rem;
  line-height: 1.7;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* Lexicon Grid */
.lexicon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

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

.lexicon-term {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-accent);
  margin-bottom: 0.35rem;
}

.lexicon-def {
  font-size: 0.88rem;
  line-height: 1.45;
  color: var(--text-secondary);
}

/* Footer */
.site-footer {
  margin-top: 5rem;
  padding: 3rem 0;
  border-top: 1px solid var(--border-subtle);
  background-color: var(--bg-surface);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-nav {
  display: flex;
  gap: 1.25rem;
  list-style: none;
}

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

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

/* Responsive */
@media (max-width: 768px) {
  .hero {
    padding: 3rem 0 2rem;
  }
  
  .findings-grid,
  .rules-grid {
    grid-template-columns: 1fr;
  }
  
  .diagnostic-box {
    padding: 1.25rem;
  }
  
  .score-display {
    flex-direction: column;
    align-items: flex-start;
  }
}