/*
 * Tigray Knowledge Base Custom Styles
 * For TPLF Property Brief and unified navigation elements
 * 
 * These styles support: stat tiles, timeline, map SVG, hero block,
 * callout cards, enhanced tables, pull quotes, and dark-mode overrides.
 */

/* ============================================================
   TKB HERO BLOCK
   ============================================================ */
.tkb-hero {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  color: #FFF9F0;
  padding: 2.5rem 2rem;
  border-radius: 12px;
  margin-bottom: 2rem;
  position: relative;
  overflow: hidden;
}

.tkb-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 100%;
  background: #C8102E;
  border-radius: 4px 0 0 4px;
}

.tkb-hero h1,
.tkb-hero h2,
.tkb-hero h3 {
  color: inherit !important;
}

.tkb-hero h1 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.tkb-hero p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.85);
}

.tkb-hero-subtitle {
  font-size: 1.05rem;
  color: rgba(255, 249, 240, 0.75);
  border-left: 3px solid #C8102E;
  padding-left: 1rem;
  margin: 1rem 0 0 0;
}

/* ============================================================
   STAT TILES
   ============================================================ */
.tkb-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin: 2rem 0;
}

.tkb-stat-tile {
  background: var(--md-default-bg-color, #FFFFFF);
  border: 1px solid var(--md-default-fg-color--lightest, #e0e0e0);
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  text-align: center;
  border-top: 4px solid #C8102E;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.tkb-stat-tile:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.tkb-stat-tile--gold {
  border-top-color: #D4A843;
}

.tkb-stat-tile--charcoal {
  border-top-color: #2D2D2D;
}

.tkb-stat-tile--blue {
  border-top-color: #1a5276;
}

.tkb-stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  color: #C8102E;
  line-height: 1.2;
}

.tkb-stat-tile--gold .tkb-stat-number {
  color: #D4A843;
}

.tkb-stat-tile--charcoal .tkb-stat-number {
  color: #2D2D2D;
}

.tkb-stat-tile--blue .tkb-stat-number {
  color: #1a5276;
}

.tkb-stat-label {
  display: block;
  font-size: 0.85rem;
  color: var(--md-default-fg-color--light, #666);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 0.25rem;
}

.tkb-stat-note {
  display: block;
  font-size: 0.75rem;
  color: var(--md-default-fg-color--lightest, #999);
  margin-top: 0.3rem;
}

/* ============================================================
   TIMELINE
   ============================================================ */
.tkb-timeline {
  position: relative;
  margin: 2rem 0;
  padding-left: 2rem;
}

.tkb-timeline::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: #C8102E;
  border-radius: 2px;
}

.tkb-timeline-item {
  position: relative;
  margin-bottom: 1.5rem;
  padding: 1rem 1.25rem;
  background: var(--md-default-bg-color, #FFFFFF);
  border: 1px solid var(--md-default-fg-color--lightest, #e0e0e0);
  border-radius: 8px;
  transition: border-color 0.2s ease;
}

.tkb-timeline-item:hover {
  border-color: #C8102E;
}

.tkb-timeline-item::before {
  content: '';
  position: absolute;
  left: -1.85rem;
  top: 1.25rem;
  width: 12px;
  height: 12px;
  background: #C8102E;
  border: 3px solid var(--md-default-bg-color, #FFFFFF);
  border-radius: 50%;
  box-shadow: 0 0 0 2px #C8102E;
}

.tkb-timeline-date {
  font-size: 0.8rem;
  font-weight: 700;
  color: #C8102E;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
}

.tkb-timeline-title {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 0.3rem;
}

.tkb-timeline-body {
  font-size: 0.9rem;
  color: var(--md-default-fg-color--light, #666);
  line-height: 1.5;
}

/* ============================================================
   MAP CONTAINER (SVG)
   ============================================================ */
.tkb-map-container {
  background: var(--md-default-bg-color, #FFFFFF);
  border: 1px solid var(--md-default-fg-color--lightest, #e0e0e0);
  border-radius: 12px;
  padding: 1.5rem;
  margin: 2rem 0;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.tkb-map-container svg {
  width: 100%;
  height: auto;
  border-radius: 8px;
}

.tkb-map-caption {
  text-align: center;
  font-size: 0.85rem;
  color: var(--md-default-fg-color--light, #666);
  margin-top: 1rem;
  font-style: italic;
}

/* ============================================================
   CALLOUT BOXES
   ============================================================ */
.tkb-callout {
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
  border-left: 4px solid;
}

.tkb-callout--key-finding {
  background: linear-gradient(135deg, #fef3e2 0%, #fdebd0 100%);
  border-left-color: #D4A843;
}

.tkb-callout--warning {
  background: linear-gradient(135deg, #fce4ec 0%, #f8bbd0 100%);
  border-left-color: #C8102E;
}

.tkb-callout--info {
  background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
  border-left-color: #1565C0;
}

.tkb-callout--data {
  background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
  border-left-color: #2E7D32;
}

.tkb-callout-title {
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.tkb-callout--key-finding .tkb-callout-title { color: #8B6914; }
.tkb-callout--warning .tkb-callout-title { color: #C62828; }
.tkb-callout--info .tkb-callout-title { color: #0D47A1; }
.tkb-callout--data .tkb-callout-title { color: #1B5E20; }

.tkb-callout p:last-child {
  margin-bottom: 0;
}

/* ============================================================
   ENHANCED TABLES
   ============================================================ */
.tkb-table {
  border-collapse: collapse;
  width: 100%;
  margin: 1.5rem 0;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
}

.tkb-table thead th {
  background: #C8102E;
  color: #FFFFFF;
  font-weight: 600;
  padding: 0.75rem 1rem;
  text-align: left;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.tkb-table tbody td {
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--md-default-fg-color--lightest, #e0e0e0);
}

.tkb-table tbody tr:nth-child(even) {
  background: rgba(200, 16, 46, 0.04);
}

.tkb-table tbody tr:hover {
  background: rgba(200, 16, 46, 0.08);
}

/* ============================================================
   PULL QUOTES
   ============================================================ */
.tkb-pull-quote {
  background: var(--md-default-bg-color, #FFFFFF);
  border: 1px solid var(--md-default-fg-color--lightest, #e0e0e0);
  border-left: 4px solid #C8102E;
  border-radius: 4px;
  padding: 1.5rem 1.75rem;
  margin: 1.5rem 0;
  font-style: italic;
  position: relative;
}

.tkb-pull-quote::before {
  content: '\201C';
  font-size: 3rem;
  color: #C8102E;
  position: absolute;
  top: -0.25rem;
  left: 0.75rem;
  line-height: 1;
  font-style: normal;
  opacity: 0.3;
}

.tkb-pull-quote p {
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 0.5rem;
  padding-left: 1.5rem;
}

.tkb-pull-quote cite {
  display: block;
  font-size: 0.85rem;
  color: var(--md-default-fg-color--light, #666);
  font-style: normal;
  margin-top: 0.5rem;
}

/* ============================================================
   DOWNLOAD BUTTONS / LINKS
   ============================================================ */
.tkb-download-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #C8102E;
  color: #FFF9F0;
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s ease, transform 0.15s ease;
}

.tkb-download-btn:hover {
  background: #8B0000;
  color: #FFFFFF;
  transform: translateY(-1px);
}

.tkb-download-btn--secondary {
  background: #2D2D2D;
}

.tkb-download-btn--secondary:hover {
  background: #1a1a1a;
}

.tkb-download-btn--outline {
  background: transparent;
  border: 2px solid #C8102E;
  color: #C8102E;
}

.tkb-download-btn--outline:hover {
  background: #C8102E;
  color: #FFFFFF;
}

/* ============================================================
   SECTION INTRO BANNER
   ============================================================ */
.tkb-section-intro {
  background: linear-gradient(135deg, #C8102E 0%, #8B0000 100%);
  color: #FFF9F0;
  padding: 2rem 2rem;
  border-radius: 12px;
  margin-bottom: 2rem;
}

.tkb-section-intro h1,
.tkb-section-intro h2 {
  color: inherit !important;
  margin-top: 0;
}

.tkb-section-intro p {
  color: rgba(255, 249, 240, 0.9);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* ============================================================
   NAV CTA BUTTON (for landing page)
   ============================================================ */
.nav-cta {
  background: #C8102E !important;
  color: #FFF9F0 !important;
  padding: 0.5rem 1rem !important;
  border-radius: 4px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s;
}

.nav-cta:hover {
  background: #8B0000 !important;
  color: #FFFFFF !important;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  .tkb-hero {
    padding: 1.75rem 1.25rem;
  }

  .tkb-hero h1 {
    font-size: 1.6rem;
  }

  .tkb-stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }

  .tkb-stat-number {
    font-size: 1.5rem;
  }

  .tkb-map-container {
    padding: 1rem;
  }

  .tkb-timeline {
    padding-left: 1.5rem;
  }

  .tkb-table thead th,
  .tkb-table tbody td {
    padding: 0.5rem 0.75rem;
    font-size: 0.85rem;
  }
}

@media (max-width: 480px) {
  .tkb-stats-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   DARK MODE OVERRIDES
   ============================================================ */
[data-md-color-scheme="slate"] .tkb-hero {
  background: linear-gradient(135deg, #0d1b2a 0%, #1b2838 50%, #1a3a5c 100%);
}

[data-md-color-scheme="slate"] .tkb-callout--key-finding {
  background: linear-gradient(135deg, #3d2e0f 0%, #2a1f0a 100%);
}

[data-md-color-scheme="slate"] .tkb-callout--warning {
  background: linear-gradient(135deg, #3a1a1a 0%, #2e1414 100%);
}

[data-md-color-scheme="slate"] .tkb-callout--info {
  background: linear-gradient(135deg, #0a2a3a 0%, #0a1f2e 100%);
}

[data-md-color-scheme="slate"] .tkb-callout--data {
  background: linear-gradient(135deg, #0a2a1a 0%, #0a1f14 100%);
}

[data-md-color-scheme="slate"] .tkb-section-intro {
  background: linear-gradient(135deg, #8B0000 0%, #5a0000 100%);
}

[data-md-color-scheme="slate"] .tkb-stat-tile:hover {
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

[data-md-color-scheme="slate"] .tkb-map-container {
  background: var(--md-default-bg-color, #1e1e1e);
}