:root {
  --bg: #060b14;
  --bg-elevated: #0d1a2e;
  --bg-card: #0a1424;
  --fg: #e8f0fe;
  --fg-muted: #8ba3c7;
  --fg-subtle: #4d6480;
  --accent: #00d4ff;
  --accent-strong: #5ce1ff;
  --accent-dim: #00d4ff1a;
  --green: #00e676;
  --blue: #448aff;
  --red: #ff5252;
  --purple: #b388ff;
  --orange: #ff9100;
  --cyan: #00bcd4;
  --yellow: #ffd740;
  --border: #1a2d47;
  --border-hover: #2a4060;
  --shadow: 0 4px 24px rgba(0,0,0,0.5);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.6);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 180ms ease;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
  --font-ui: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  --max-width: 1200px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f0f4ff;
    --bg-elevated: #ffffff;
    --bg-card: #e8efff;
    --fg: #0a1628;
    --fg-muted: #3a5278;
    --fg-subtle: #6b82a8;
    --accent: #0066cc;
    --accent-strong: #0052a3;
    --accent-dim: #0066cc11;
    --green: #00802b;
    --blue: #1565c0;
    --red: #c62828;
    --purple: #6a1b9a;
    --orange: #e65100;
    --cyan: #00838f;
    --yellow: #f57f17;
    --border: #c0d0e8;
    --border-hover: #a0b8d8;
    --shadow: 0 4px 24px rgba(10,22,40,0.08);
    --shadow-lg: 0 8px 40px rgba(10,22,40,0.12);
  }
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-ui);
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  overflow-x: hidden;
}

.page-wrapper { position: relative; z-index: 1; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* HEADER */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(6, 11, 20, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 0;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.site-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--fg);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}
.logo-mark { font-size: 1.4rem; }
.logo-text { font-family: var(--font-mono); }

.site-nav { display: flex; align-items: center; gap: 8px; }
.nav-link {
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover { color: var(--fg); background: var(--accent-dim); }
.nav-sponsor { color: var(--accent); }

/* HERO */
.hero {
  padding: 80px 0 60px;
  text-align: center;
  position: relative;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 0%, var(--accent-dim) 0%, transparent 70%);
  pointer-events: none;
}
.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: 1.1rem;
  color: var(--fg-muted);
  max-width: 640px;
  margin: 0 auto 32px;
}
.hero-badges {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
  border: 1px solid;
}
.badge-fpm {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-dim);
}
.badge-milestone {
  color: var(--green);
  border-color: var(--green);
  background: rgba(0,230,118,0.1);
}

/* WORLD MAP SECTION */
.section { padding: 60px 0; }
.section-alt { background: var(--bg-elevated); }
.section-header {
  text-align: center;
  margin-bottom: 40px;
}
.section-header h2 {
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}
.section-subtitle {
  color: var(--fg-muted);
  font-size: 0.95rem;
}

#world-map {
  height: 520px;
  min-height: 520px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: visible;
  position: relative;
  background: var(--bg-card);
  margin-bottom: 24px;
}
#world-map-canvas {
  width: 100%;
  height: 100%;
  cursor: grab;
  display: block;
}
.map-overlay {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(6,11,20,0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  z-index: 5;
}
.map-overlay .map-stat {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}
.map-overlay .map-stat:last-child { margin-bottom: 0; }
.map-stat-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.map-tooltip {
  position: absolute;
  background: rgba(10,20,36,0.95);
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.8rem;
  max-width: 260px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 150ms;
  z-index: 20;
}
.map-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}
.map-control-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--fg);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-family: var(--font-mono);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}
.map-control-btn:hover { border-color: var(--accent); background: var(--accent-dim); }
.map-control-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.map-tooltip.visible { opacity: 1; pointer-events: auto; }
.map-tooltip .tt-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 6px;
  color: var(--accent);
  font-family: var(--font-mono);
  text-decoration: none;
  font-size: 0.7rem;
}
.map-tooltip .tt-link:hover { text-decoration: underline; }

.map-legend {
  position: absolute;
  right: 12px;
  bottom: 12px;
  max-width: calc(100% - 24px);
  background: rgba(6,11,20,0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.7rem;
  font-family: var(--font-mono);
  z-index: 5;
  min-width: 176px;
  user-select: none;
 }
 .map-legend-title {
  color: var(--fg-subtle);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.65rem;
  margin-bottom: 6px;
 }
 .map-legend-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 2px 0;
  color: var(--fg-muted);
  cursor: pointer;
  border-radius: 4px;
  padding: 4px 6px;
  margin: -2px -6px;
  transition: background 0.15s ease, opacity 0.15s ease;
 }
 .map-legend-row:hover {
  background: var(--accent-dim);
  color: var(--fg);
 }
 .map-legend-row:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
 }
 .map-legend-row[aria-pressed="false"] {
  opacity: 0.4;
 }
 .map-legend-row[aria-pressed="false"] .map-legend-dot {
  box-shadow: 0 0 0 2px rgba(255,255,255,0.15);
 }
.map-legend-row[aria-pressed="false"] .map-legend-count {
    text-decoration: line-through;
  }
  .map-legend-row--static {
    cursor: default;
    opacity: 0.6;
  }
  .map-legend-row--static:hover {
    background: transparent;
    color: var(--fg-muted);
  }
  .map-legend-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
 .map-legend-label { flex: 1; min-width: 0; }
 .map-legend-count {
  margin-left: auto;
  color: var(--fg-subtle);
 }
.map-tooltip .tt-title { font-weight: 700; color: var(--accent); margin-bottom: 4px; }
.map-tooltip .tt-category { font-family: var(--font-mono); font-size: 0.7rem; color: var(--fg-subtle); text-transform: uppercase; letter-spacing: 0.06em; }
.map-tooltip .tt-value { color: var(--green); font-family: var(--font-mono); font-weight: 700; }

/* MILESTONES CATALOG */
.catalog-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 16px;
}
.catalog-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 4px solid var(--catalog-accent, var(--accent));
  border-radius: var(--radius);
  padding: 16px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  position: relative;
 }
 .catalog-card:hover {
   transform: translateY(-2px);
   box-shadow: var(--shadow), 0 0 20px var(--catalog-accent-alpha, transparent);
   border-color: var(--catalog-accent, var(--accent));
 }
 .catalog-card-beaten {
  opacity: 0.55;
  border-color: var(--border);
  background: var(--bg-elevated);
 }
 .catalog-card-beaten h4 {
  text-decoration: line-through;
  color: var(--fg-subtle);
 }
 .catalog-card-beaten .milestone-card-value {
  color: var(--fg-subtle);
 }
 .catalog-card-beaten-badge a:hover {
  text-decoration: underline;
 }
 .catalog-card .milestone-card-new {
  position: absolute;
  top: 12px;
  right: 12px;
}

/* Catalog card internals */
.catalog-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}
.catalog-card__left {
  display: flex;
  align-items: center;
  gap: 10px;
}
.catalog-card__icon {
  font-size: 1.3rem;
}
.catalog-card__cat-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.catalog-card__cat-name {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.catalog-card__title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--fg);
  margin: 0;
}
.catalog-card__right {
  text-align: right;
  flex-shrink: 0;
}
.catalog-card__value {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1.2;
}
.catalog-card__unit {
  font-size: 0.75rem;
  color: var(--fg-muted);
  font-family: var(--font-mono);
}
.catalog-card__meta {
  font-size: 0.7rem;
  color: var(--fg-subtle);
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.catalog-card__beaten-badge {
  margin-top: 10px;
  padding: 8px 10px;
  font-size: 0.7rem;
  color: var(--fg-muted);
  background: rgba(255, 145, 0, 0.1);
  border: 1px solid rgba(255, 145, 0, 0.3);
  border-radius: var(--radius-sm);
  line-height: 1.4;
}
.catalog-card__beaten-badge a {
  color: var(--orange);
  font-weight: 600;
  text-decoration: none;
}
.catalog-card__beaten-badge a:hover {
  text-decoration: underline;
}

/* MILESTONE CARDS GRID */
.milestones-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 32px;
}
.milestone-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
  position: relative;
  overflow: hidden;
}
.milestone-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.milestone-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow), 0 0 20px var(--accent-dim);
  transform: translateY(-2px);
}
.milestone-card:hover::before { opacity: 1; }
.milestone-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 12px;
}
.milestone-card-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}
.milestone-card-category {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 2px 8px;
  border-radius: 4px;
}
.milestone-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--fg);
}
.milestone-card-value {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--green);
  margin-bottom: 4px;
}
.milestone-card-unit { font-size: 0.8rem; color: var(--fg-muted); }
.milestone-card-meta {
  font-size: 0.75rem;
  color: var(--fg-subtle);
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.milestone-card-new {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.4); }
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Milestone Detail Modal */
@media (prefers-reduced-motion: reduce) {
  .milestone-modal,
  .milestone-modal-content {
    transition: none !important;
  }
  .milestone-modal-content {
    transform: scale(1);
  }
}

.milestone-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.milestone-modal.open {
  opacity: 1;
  pointer-events: all;
}
.milestone-modal-content {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  max-width: 500px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  transform: scale(0.8);
  transition: transform 0.3s ease;
}
.milestone-modal.open .milestone-modal-content {
  transform: scale(1);
}
.milestone-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
.milestone-modal-close {
  background: none;
  border: none;
  color: var(--fg-muted);
  font-size: 1.5rem;
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}
.milestone-modal-close:hover {
  background: var(--accent-dim);
  color: var(--fg);
}
.milestone-modal-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-right: 12px;
}
.milestone-modal-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--fg);
  flex: 1;
}
.milestone-modal-body {
  padding: 20px;
}
.milestone-modal-section {
  margin-bottom: 16px;
}
.milestone-modal-section-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--fg-subtle);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}
.milestone-modal-value {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--green);
  font-family: var(--font-mono);
  margin: 4px 0;
}
.milestone-modal-unit {
  font-size: 0.9rem;
  color: var(--fg-muted);
  font-family: var(--font-mono);
}
.milestone-modal-source, .milestone-modal-date, .milestone-modal-geo {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 4px 0;
  font-size: 0.9rem;
  color: var(--fg-subtle);
}
.milestone-modal-source a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}
.milestone-modal-source a:hover {
  text-decoration: underline;
}
.milestone-modal-description {
  font-size: 0.95rem;
  color: var(--fg);
  line-height: 1.6;
}

/* EXPANDABLE CATEGORY CARDS */
.milestone-card.category-toggle {
  overflow: visible;
}
.milestone-card.category-toggle[aria-expanded="true"] .expand-arrow {
  transform: rotate(180deg);
}
.milestone-card.category-toggle .category-milestones {
  overflow: hidden;
}
.milestone-card.category-toggle .category-milestones[style*="display: block"],
.milestone-card.category-toggle .category-milestones:not([style*="display: none"]) {
  display: block !important;
}
.category-milestone-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.category-milestone-item:hover {
  border-color: var(--accent);
  background: var(--accent-dim);
}
.category-milestone-info {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}
.category-milestone-info .icon {
  font-size: 1.1rem;
}
.category-milestone-details {
  min-width: 0;
}
.category-milestone-title {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--fg);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.category-milestone-meta {
  font-size: 0.65rem;
  color: var(--fg-subtle);
  margin-top: 2px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.category-milestone-value {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
}
.category-milestone-value .value {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--green);
}
.category-milestone-value .unit {
  font-size: 0.65rem;
  color: var(--fg-muted);
}
.category-milestone-new-badge {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
  animation: pulse 2s infinite;
  flex-shrink: 0;
 }

 .category-milestone-beaten {
  opacity: 0.55;
  border-color: var(--border);
  background: var(--bg-card);
 }
 .category-milestone-beaten .beaten-title {
  text-decoration: line-through;
  color: var(--fg-subtle);
 }
 .category-milestone-beaten-badge {
  margin-top: 6px;
  padding: 6px 10px;
  font-size: 0.65rem;
  color: var(--fg-muted);
  background: rgba(255, 145, 0, 0.1);
  border: 1px solid rgba(255, 145, 0, 0.3);
  border-radius: var(--radius-sm);
  line-height: 1.4;
 }
 .category-milestone-beaten-badge a {
  color: var(--orange);
  font-weight: 600;
  text-decoration: none;
 }
 .category-milestone-beaten-badge a:hover {
  text-decoration: underline;
 }

/* METRIC TABLES */
.metrics-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 24px;
}
.metrics-table th,
.metrics-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.metrics-table th {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-subtle);
  font-weight: 600;
}
.metrics-table td { font-size: 0.875rem; }
.metrics-table tr:hover td { background: var(--accent-dim); }
.metrics-table .metric-value {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--green);
}
.metrics-table .metric-trend-up { color: var(--green); }
.metrics-table .metric-trend-down { color: var(--red); }
.metrics-table .metric-trend-stable { color: var(--fg-subtle); }

/* ACTIVITY TIMELINE */
.activity-chart {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-top: 24px;
}
.activity-chart h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.chart-bars {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 120px;
}
.chart-bar {
  flex: 1;
  min-width: 8px;
  border-radius: 3px 3px 0 0;
  background: var(--accent-dim);
  transition: background var(--transition), transform var(--transition);
  cursor: pointer;
  position: relative;
}
.chart-bar:hover { background: var(--accent); transform: scaleY(1.05); }
.chart-bar.active { background: var(--accent); }
.chart-labels {
  display: flex;
  gap: 3px;
  margin-top: 6px;
}
.chart-label {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--fg-subtle);
  text-align: center;
}
.activity-update-time {
  color: var(--fg-subtle);
  font-weight: 400;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  margin-left: auto;
}
.activity-staleness {
  margin-top: 10px;
  font-size: 0.78rem;
  color: #ffb74d;
  background: rgba(255, 183, 77, 0.08);
  border: 1px solid rgba(255, 183, 77, 0.35);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
}

/* PER-METRIC TIMELINE */
.metric-timeline {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-top: 24px;
}
.metric-timeline-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.metric-timeline-controls label {
  font-size: 0.85rem;
  color: var(--fg-muted);
}
.metric-timeline-controls select {
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--fg);
  font-family: var(--font-ui);
  font-size: 0.85rem;
}
.metric-staleness {
  font-size: 0.75rem;
  color: #ffb74d;
  background: rgba(255, 183, 77, 0.08);
  border: 1px solid rgba(255, 183, 77, 0.35);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}
.metric-sparkline {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 28px;
  margin-bottom: 14px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--border);
}
.metric-spark-bar {
  flex: 1;
  min-width: 2px;
  border-radius: 2px 2px 0 0;
  background: var(--accent-dim);
}
.metric-timeline-list {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 420px;
  overflow-y: auto;
}
.metric-timeline-item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 8px 4px;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}
.metric-timeline-item:last-child { border-bottom: none; }
.metric-timeline-date {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--fg-subtle);
  flex-shrink: 0;
  min-width: 76px;
}
.metric-timeline-title {
  color: var(--fg);
  font-weight: 600;
  word-break: break-word;
}
.metric-timeline-title:hover { color: var(--accent); }
.metric-timeline-value {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  margin-left: auto;
  flex-shrink: 0;
}
.metric-timeline-source {
  font-size: 0.72rem;
  color: var(--fg-subtle);
  flex-shrink: 0;
}

/* CTA */
.hero-cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-family: var(--font-ui);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}
.btn-primary {
  background: var(--accent);
  color: #000;
}
.btn-primary:hover { background: var(--accent-strong); transform: translateY(-1px); }
.btn-secondary {
  background: transparent;
  color: var(--fg);
  border: 1px solid var(--border);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-dim); }

/* FOOTER */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
  text-align: center;
  color: var(--fg-muted);
  font-size: 0.875rem;
}
.footer-tagline { font-weight: 600; margin-bottom: 8px; }
.footer-links { display: flex; gap: 12px; justify-content: center; margin-bottom: 8px; }
.footer-links a { color: var(--fg-muted); text-decoration: none; }
.footer-links a:hover { color: var(--accent); }
.footer-brand { font-size: 0.75rem; color: var(--fg-subtle); }
.footer-brand a { color: var(--fg-subtle); text-decoration: none; }
.footer-brand a:hover { color: var(--accent); }

/* SVG BRAND FOOTER */
.svg-brand-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 4px 8px;
  opacity: 0.6;
  transition: opacity var(--transition);
}
.svg-brand-footer:hover { opacity: 1; }
.svg-brand-footer a { text-decoration: none; }
.svg-brand-footer span {
  font-family: var(--font-mono);
  font-size: 8px;
  fill: var(--fg-subtle);
  letter-spacing: 0.05em;
}

/* LOADING */
.skeleton {
  background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-elevated) 50%, var(--bg-card) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* Skeleton cards for loading states */
.skeleton-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  animation: shimmer 1.5s infinite;
}
.skeleton-card .skeleton-line {
  height: 1rem;
  border-radius: 4px;
  margin-bottom: 8px;
}
.skeleton-card .skeleton-line.short { width: 60%; }
.skeleton-card .skeleton-line.medium { width: 80%; }
.skeleton-card .skeleton-line.long { width: 100%; }
.network-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.network-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  border-left: 4px solid var(--accent);
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.network-card:hover { transform: translateY(-3px); border-color: var(--accent); }
.network-card-icon { font-size: 1.6rem; line-height: 1; }
.network-card h3 { margin: 0; font-size: 1rem; color: var(--fg); }
.network-card p { margin: 0; font-size: 0.82rem; color: var(--fg-muted); }

.feed-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
}
.feed-panel h3 { margin: 0 0 4px; font-size: 1rem; color: var(--fg); }
.feed-subtitle { margin: 0 0 16px; font-size: 0.82rem; color: var(--fg-muted); }

.feed-list { list-style: none; padding: 0; margin: 0; }
.feed-item {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
  flex-wrap: wrap;
}
.feed-item:last-child { border-bottom: none; }
.feed-icon { flex-shrink: 0; }
.feed-label { flex-shrink: 0; color: var(--fg-muted); font-size: 0.8rem; min-width: 160px; }
.feed-title { flex: 1; color: var(--fg); text-decoration: none; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.feed-title:hover { color: var(--accent); }
.feed-date { flex-shrink: 0; color: var(--fg-subtle); font-size: 0.78rem; font-family: var(--font-mono); }
.feed-loading { color: var(--fg-muted); font-style: italic; }
.feed-empty { color: var(--fg-subtle); font-style: italic; }
.feed-status { margin: 8px 0 0; font-size: 0.78rem; color: var(--fg-subtle); font-family: var(--font-mono); }

/* RESPONSIVE */
@media (max-width: 768px) {
  .container { padding: 0 16px; }
  .hero { padding: 48px 0 40px; }
  .hero-title { font-size: 1.8rem; }
  .milestones-grid { grid-template-columns: 1fr; }
  #world-map { height: 360px; }
  .site-nav .nav-link:not(.nav-sponsor) { display: none; }
}

/* SCROLLBAR */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-hover); }