/* ============================================================
   The Stablecoin Signal — Dashboard Styles
   Dark mode, responsive, no frameworks
   ============================================================ */

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

:root {
  --bg-primary: #0f172a;
  --bg-card: #1e293b;
  --bg-card-hover: #253349;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #3b82f6;
  --green: #22c55e;
  --yellow: #eab308;
  --red: #ef4444;
  --gray: #64748b;
  --border: #334155;
  --border-hover: #475569;
  --radius: 12px;
  --radius-sm: 6px;
  --max-width: 1200px;
  --transition: 0.25s ease;
  --section-padding: 48px;
}

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

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a:hover {
  text-decoration: underline;
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* --- Header --- */
.site-header {
  padding: 3rem 0 2rem;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.site-title {
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.site-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 0.75rem;
}

.last-updated {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* --- Sections --- */
.section {
  padding: var(--section-padding) 0;
  border-bottom: 1px solid var(--border);
}

.section:last-of-type {
  border-bottom: none;
}

.section-title {
  color: var(--text-secondary);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.5rem;
  font-weight: 600;
}

/* --- Cards --- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color var(--transition);
}

.card:hover {
  border-color: var(--border-hover);
}

.card-wide {
  width: 100%;
}

.card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.card-title {
  font-size: 0.9375rem;
  font-weight: 600;
  flex: 1;
  line-height: 1.3;
}

.card-body {
  margin-bottom: 0;
}

/* --- Chart Grid Layouts --- */
.chart-grid {
  margin-bottom: 1.5rem;
}

.chart-grid:last-child {
  margin-bottom: 0;
}

.chart-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.chart-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

/* --- Chart Wrappers --- */
.chart-wrapper {
  position: relative;
  width: 100%;
  height: 280px;
}

.chart-wrapper canvas {
  width: 100% !important;
  height: 100% !important;
}

.chart-tall {
  height: 340px;
}

.chart-short {
  height: 180px;
}

/* --- Interchangeability Ladder --- */
.ladder-container {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 700px;
  margin: 0 auto;
}

.ladder-step {
  display: flex;
  align-items: stretch;
  gap: 1rem;
  position: relative;
}

.ladder-track {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 40px;
  flex-shrink: 0;
}

.ladder-dot {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 3px solid var(--border);
  flex-shrink: 0;
  z-index: 1;
}

.ladder-line {
  width: 2px;
  flex: 1;
  background: var(--border);
  min-height: 12px;
}

.ladder-step:last-child .ladder-line {
  display: none;
}

.ladder-content {
  flex: 1;
  padding: 0.75rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 0.75rem;
}

.ladder-layer-number {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.ladder-layer-name {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.ladder-signal {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

/* Status Badges */
.status-badge {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
  line-height: 1.6;
}

.status-not_started {
  background: rgba(100, 116, 139, 0.2);
  color: #94a3b8;
}

.status-emerging {
  background: rgba(234, 179, 8, 0.15);
  color: #eab308;
}

.status-established {
  background: rgba(34, 197, 94, 0.15);
  color: #22c55e;
}

.status-mainstream {
  background: rgba(59, 130, 246, 0.15);
  color: #3b82f6;
}

/* Dot colors matching status */
.dot-not_started {
  border-color: #64748b;
  background: #64748b;
}

.dot-emerging {
  border-color: #eab308;
  background: #eab308;
}

.dot-established {
  border-color: #22c55e;
  background: #22c55e;
}

.dot-mainstream {
  border-color: #3b82f6;
  background: #3b82f6;
}

/* --- Canary Panel --- */
.canary-panel {
  margin-top: 1.5rem;
  padding: 1rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.canary-primary {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.canary-secondary-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.canary-badge {
  font-size: 0.6875rem;
  font-weight: 500;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: rgba(100, 116, 139, 0.15);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.canary-badge.watching {
  background: rgba(234, 179, 8, 0.12);
  color: #eab308;
  border-color: rgba(234, 179, 8, 0.3);
}

.canary-badge.triggered {
  background: rgba(34, 197, 94, 0.12);
  color: #22c55e;
  border-color: rgba(34, 197, 94, 0.3);
}

/* --- Milestone Row --- */
.milestone-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  margin-top: 0.75rem;
}

.milestone-tag {
  font-size: 0.6875rem;
  font-weight: 500;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  border: 1px solid var(--border);
}

.milestone-done {
  background: rgba(34, 197, 94, 0.12);
  color: #22c55e;
  border-color: rgba(34, 197, 94, 0.3);
}

.milestone-pending {
  background: rgba(100, 116, 139, 0.12);
  color: #94a3b8;
  border-color: var(--border);
}

.milestone-in_progress {
  background: rgba(234, 179, 8, 0.12);
  color: #eab308;
  border-color: rgba(234, 179, 8, 0.3);
}

/* --- Corridor Cards --- */
.corridor-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

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

.corridor-name {
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.corridor-stat {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

.corridor-trend {
  font-size: 0.6875rem;
  font-weight: 500;
  margin-top: 0.25rem;
}

.trend-up {
  color: var(--green);
}

.trend-down {
  color: var(--red);
}

.trend-stable {
  color: var(--text-muted);
}

/* --- GENIUS Act Timeline --- */
.countdown-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  background: rgba(59, 130, 246, 0.15);
  color: var(--accent);
  flex-shrink: 0;
}

.timeline-horizontal {
  display: flex;
  align-items: flex-start;
  gap: 0;
  overflow-x: auto;
  padding: 1rem 0;
  position: relative;
}

.timeline-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 120px;
  flex: 1;
  position: relative;
  text-align: center;
}

.timeline-node-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 3px solid var(--border);
  margin-bottom: 0.5rem;
  z-index: 1;
}

.timeline-node-label {
  font-size: 0.6875rem;
  color: var(--text-secondary);
  max-width: 110px;
  line-height: 1.3;
}

.timeline-node-date {
  font-size: 0.625rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.timeline-node::before {
  content: "";
  position: absolute;
  top: 7px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--border);
  z-index: 0;
}

.timeline-node:first-child::before {
  left: 50%;
}

.timeline-node:last-child::before {
  right: 50%;
}

/* --- Event List --- */
.event-list {
  max-height: 400px;
  overflow-y: auto;
}

.event-item {
  display: flex;
  gap: 0.75rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  align-items: flex-start;
}

.event-item:last-child {
  border-bottom: none;
}

.event-date {
  font-size: 0.6875rem;
  color: var(--text-muted);
  white-space: nowrap;
  min-width: 70px;
  padding-top: 0.1rem;
}

.event-text {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  flex: 1;
}

.event-layer-badge {
  font-size: 0.5625rem;
  font-weight: 600;
  text-transform: uppercase;
  padding: 0.1rem 0.4rem;
  border-radius: 999px;
  margin-left: 0.25rem;
  vertical-align: middle;
}

/* --- Tables --- */
.table-wrapper {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
}

.data-table th {
  text-align: left;
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border);
}

.data-table td {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tbody tr:hover td {
  background: rgba(59, 130, 246, 0.04);
}

/* --- Tax Status Panel --- */
.tax-friction-display {
  text-align: center;
  padding: 1rem 0 0.75rem;
}

.tax-friction-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.25rem;
}

.tax-friction-value {
  font-size: 1.5rem;
  font-weight: 700;
}

.friction-high { color: #ef4444; }
.friction-medium { color: #eab308; }
.friction-low { color: #22c55e; }
.friction-none { color: #3b82f6; }

.tax-signals-list {
  list-style: none;
  margin-top: 0.75rem;
}

.tax-signals-list li {
  font-size: 0.75rem;
  color: var(--text-secondary);
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.tax-signals-list li:last-child {
  border-bottom: none;
}

/* --- Depeg Severity --- */
.severity-low { color: #22c55e; }
.severity-moderate { color: #eab308; }
.severity-high { color: #f97316; }
.severity-critical { color: #ef4444; }

/* --- Data Unavailable State --- */
.unavailable {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 120px;
  color: var(--text-muted);
  font-size: 0.875rem;
  text-align: center;
}

/* --- Footer --- */
.site-footer {
  margin-top: auto;
  padding: 2.5rem 0;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.site-footer p {
  margin-bottom: 0.5rem;
}

.site-footer p:last-child {
  margin-bottom: 0;
}

.footer-freshness {
  margin-bottom: 1rem;
}

.freshness-indicators {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.freshness-dot {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.freshness-dot::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  flex-shrink: 0;
}

.freshness-dot.stale::before {
  background: var(--yellow);
}

.footer-sep {
  margin: 0 0.5rem;
  opacity: 0.5;
}

.footer-links {
  margin-bottom: 0.5rem;
}

.footer-disclaimer {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-style: italic;
}

.footer-credit {
  font-size: 0.8125rem;
}

.footer-privacy {
  font-size: 0.75rem;
  font-style: italic;
  opacity: 0.7;
  margin-top: 0.25rem;
}

/* --- Responsive --- */
@media (max-width: 900px) {
  .chart-grid-2 {
    grid-template-columns: 1fr;
  }

  .chart-grid-3 {
    grid-template-columns: 1fr;
  }

  .corridor-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .timeline-horizontal {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .timeline-node {
    min-width: 100px;
  }
}

@media (max-width: 600px) {
  :root {
    --section-padding: 32px;
  }

  .container {
    padding: 0 1rem;
  }

  .site-header {
    padding: 2rem 0 1.5rem;
  }

  .site-title {
    font-size: 1.625rem;
  }

  .site-subtitle {
    font-size: 0.9375rem;
  }

  .card {
    padding: 1rem;
  }

  .chart-wrapper {
    height: 220px;
  }

  .chart-tall {
    height: 260px;
  }

  .corridor-cards {
    grid-template-columns: 1fr;
  }

  .ladder-content {
    padding: 0.5rem 0.75rem;
  }

  .ladder-layer-name {
    font-size: 0.9375rem;
  }

  .freshness-indicators {
    flex-direction: column;
    align-items: center;
  }
}

/* --- Scrollbar Styling --- */
.event-list::-webkit-scrollbar,
.timeline-horizontal::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

.event-list::-webkit-scrollbar-track,
.timeline-horizontal::-webkit-scrollbar-track {
  background: transparent;
}

.event-list::-webkit-scrollbar-thumb,
.timeline-horizontal::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

.event-list::-webkit-scrollbar-thumb:hover,
.timeline-horizontal::-webkit-scrollbar-thumb:hover {
  background: var(--border-hover);
}

/* --- Print Styles --- */
@media print {
  :root {
    --bg-primary: #ffffff;
    --bg-card: #ffffff;
    --text-primary: #1a1a1a;
    --text-secondary: #555555;
    --text-muted: #777777;
    --border: #cccccc;
  }

  body {
    background: white;
    color: #1a1a1a;
  }

  .card {
    break-inside: avoid;
    border: 1px solid #ccc;
  }

  .card:hover {
    border-color: #ccc;
  }

  a {
    color: #1a1a1a;
    text-decoration: underline;
  }
}