/* ========================================
   infrafi.map — minimal dark dashboard
   onchainmarkets.fun aesthetic / blocmates vibe
   ======================================== */

:root {
  --bg: #0a0a0a;
  --bg-surface: #111111;
  --bg-hover: #1a1a1a;
  --bg-expanded: #141414;
  --border: #1e1e1e;
  --border-light: #2a2a2a;
  --text-primary: #e8e8e8;
  --text-secondary: #888888;
  --text-muted: #555555;
  --accent: #00ff88;
  --accent-dim: #00ff8822;
  --accent-secondary: #00cc6a;
  --tag-compute: #6366f1;
  --tag-energy: #f59e0b;
  --tag-bandwidth: #06b6d4;
  --tag-wireless: #ec4899;
  --tag-storage: #8b5cf6;
  --tag-sensors: #10b981;
  --font-mono: 'SF Mono', 'Fira Code', 'JetBrains Mono', 'Cascadia Code', Consolas, monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', sans-serif;
  --radius: 6px;
  --transition: 150ms ease;
}

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

html {
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-mono);
  line-height: 1.5;
  min-height: 100vh;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: opacity var(--transition);
}

a:hover {
  opacity: 0.8;
}

::selection {
  background: var(--accent);
  color: var(--bg);
}

/* ---- Layout ---- */

#app {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px 32px;
}

/* ---- Header ---- */

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}

h1 {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.5px;
  font-family: var(--font-mono);
}

h1 .dot {
  color: var(--accent);
}

.tagline {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 2px;
  letter-spacing: 0.5px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links {
  display: flex;
  gap: 4px;
}

.nav-link {
  padding: 5px 14px;
  font-size: 0.75rem;
  color: var(--text-muted);
  border: 1px solid transparent;
  border-radius: var(--radius);
  transition: all var(--transition);
  letter-spacing: 0.3px;
}

.nav-link:hover {
  color: var(--text-primary);
  opacity: 1;
}

.nav-link.active {
  color: var(--text-primary);
  border-color: var(--border);
  background: var(--bg-hover);
}

.stats {
  display: flex;
  gap: 24px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.stat-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ---- Controls ---- */

.controls {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 20px;
}

.search-wrap {
  position: relative;
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

#searchInput {
  width: 100%;
  padding: 10px 12px 10px 38px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  outline: none;
  transition: border-color var(--transition);
}

#searchInput:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent-dim);
}

#searchInput::placeholder {
  color: var(--text-muted);
}

.filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 6px 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  letter-spacing: 0.3px;
}

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

.filter-btn.active {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
  font-weight: 600;
}

/* ---- Table ---- */

.table-container {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-surface);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

thead {
  position: sticky;
  top: 0;
  z-index: 10;
}

thead th {
  padding: 12px 16px;
  text-align: left;
  font-weight: 500;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  user-select: none;
}

thead th.sortable {
  cursor: pointer;
  transition: color var(--transition);
}

thead th.sortable:hover {
  color: var(--text-primary);
}

thead th.sort-asc .sort-arrow::after {
  content: ' ↑';
  color: var(--accent);
}

thead th.sort-desc .sort-arrow::after {
  content: ' ↓';
  color: var(--accent);
}

tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
  cursor: pointer;
}

tbody tr:last-child {
  border-bottom: none;
}

tbody tr:hover {
  background: var(--bg-hover);
}

tbody tr.expanded {
  background: var(--bg-expanded);
}

tbody td {
  padding: 10px 16px;
  white-space: nowrap;
  vertical-align: middle;
}

.col-expand {
  width: 32px;
  min-width: 32px;
}

.expand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  font-size: 0.7rem;
  transition: transform var(--transition), color var(--transition);
}

tr.expanded .expand-icon {
  transform: rotate(90deg);
  color: var(--accent);
}

.project-name {
  font-weight: 600;
  color: var(--text-primary);
}

.ticker {
  color: var(--text-secondary);
  font-size: 0.78rem;
}

.vertical-tag {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 100px;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.vertical-tag[data-vertical="Compute"] {
  background: #6366f122;
  color: #818cf8;
  border: 1px solid #6366f133;
}

.vertical-tag[data-vertical="Energy"] {
  background: #f59e0b22;
  color: #fbbf24;
  border: 1px solid #f59e0b33;
}

.vertical-tag[data-vertical="Bandwidth"] {
  background: #06b6d422;
  color: #22d3ee;
  border: 1px solid #06b6d433;
}

.vertical-tag[data-vertical="Wireless"] {
  background: #ec489922;
  color: #f472b6;
  border: 1px solid #ec489933;
}

.vertical-tag[data-vertical="Storage"] {
  background: #8b5cf622;
  color: #a78bfa;
  border: 1px solid #8b5cf633;
}

.vertical-tag[data-vertical="Sensors"] {
  background: #10b98122;
  color: #34d399;
  border: 1px solid #10b98133;
}

.chain-name {
  color: var(--text-secondary);
}

.revenue {
  font-variant-numeric: tabular-nums;
  color: var(--accent-secondary);
  font-weight: 500;
}

.revenue.na {
  color: var(--text-muted);
}

.raised {
  font-variant-numeric: tabular-nums;
  color: var(--text-primary);
}

.raised.na {
  color: var(--text-muted);
}

.devices {
  font-variant-numeric: tabular-nums;
  color: var(--text-secondary);
}

/* ---- Expanded Detail Row ---- */

.detail-row {
  display: none;
}

.detail-row.visible {
  display: table-row;
}

.detail-row td {
  padding: 0;
  border-bottom: 1px solid var(--border);
  background: var(--bg-expanded);
}

.detail-content {
  padding: 16px 24px 16px 48px;
  animation: slideDown 200ms ease;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Model — full-width top line */
.detail-model {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 14px;
  max-width: 900px;
}

/* Meta row: backers + links inline */
.detail-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.detail-meta-label {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  font-weight: 600;
  flex-shrink: 0;
}

.detail-divider {
  width: 1px;
  height: 16px;
  background: var(--border-light);
  flex-shrink: 0;
}

.backer-list {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  align-items: center;
}

.backer-tag {
  display: inline-block;
  padding: 2px 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 3px;
  font-size: 0.68rem;
  color: var(--text-secondary);
}

.detail-links {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}

.detail-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--text-muted);
  font-size: 0.68rem;
  transition: all var(--transition);
}

.detail-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  opacity: 1;
}

/* ---- Empty State ---- */

.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ---- Footer ---- */

footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  margin-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 0.7rem;
  color: var(--text-muted);
}

footer a {
  color: var(--text-secondary);
  transition: color var(--transition);
}

footer a:hover {
  color: var(--accent);
}

/* ---- Responsive ---- */

@media (max-width: 768px) {
  #app {
    padding: 16px;
  }

  header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .stats {
    align-self: flex-start;
  }

  .stat {
    align-items: flex-start;
  }

  .filters {
    gap: 6px;
  }

  .filter-btn {
    padding: 5px 10px;
    font-size: 0.7rem;
  }

  .detail-content {
    grid-template-columns: 1fr;
    padding: 16px 16px 16px 32px;
  }

  footer {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 13px;
  }

  table {
    font-size: 0.78rem;
  }

  tbody td,
  thead th {
    padding: 8px 10px;
  }
}

/* ---- Scrollbar ---- */

::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: var(--border-light);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}