/* ═══════════════════════════════════════════
   AV DELAY DASHBOARD  -  STYLES
   Dark theme inspired by dc-waymo-dashboard
   ═══════════════════════════════════════════ */

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

:root {
  /* Backgrounds */
  --bg-base:       #0d1117;
  --bg-surface:    #161b22;
  --bg-elevated:   #1c2128;
  --bg-highlight:  #21262d;

  /* Borders */
  --border:        #30363d;
  --border-subtle: #21262d;

  /* Text */
  --text-primary:   #e6edf3;
  --text-secondary: #8b949e;
  --text-muted:     #6e7681;

  /* Status Colors */
  --red:    #f85149;
  --red-bg: rgba(248, 81, 73, 0.1);
  --yellow: #d29922;
  --yellow-bg: rgba(210, 153, 34, 0.1);
  --green:  #3fb950;
  --green-bg: rgba(63, 185, 80, 0.1);

  /* Accent */
  --accent:     #58a6ff;
  --accent-dim: rgba(88, 166, 255, 0.15);

  /* Counter */
  --counter-color: #f85149;
  --counter-glow:  rgba(248, 81, 73, 0.3);

  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

  /* Spacing */
  --radius: 8px;
  --radius-lg: 12px;

  /* Transitions */
  --transition: 0.2s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
}

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

a:hover {
  opacity: 0.8;
  text-decoration: underline;
}

/* ─── Layout ─── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

section {
  padding: 60px 0;
}

section + section {
  border-top: 1px solid var(--border-subtle);
}

/* ─── Header ─── */
#site-header {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.site-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
}

.site-title span {
  color: var(--red);
}

.header-nav {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.nav-pill {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 20px;
  background: var(--bg-elevated);
  color: var(--text-secondary);
  cursor: pointer;
  border: 1px solid var(--border);
  transition: all var(--transition);
  white-space: nowrap;
}

.nav-pill:hover {
  border-color: var(--accent);
  color: var(--text-primary);
}

.nav-pill.active {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
}

/* ─── Hero / National Counter ─── */
#hero {
  text-align: center;
  padding: 80px 0 60px;
  background: radial-gradient(ellipse at top center, rgba(248,81,73,0.06) 0%, transparent 60%);
}

.hero-eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 16px;
}

.hero-title {
  font-size: clamp(36px, 6vw, 80px);
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--counter-color);
  line-height: 1;
  text-shadow: 0 0 40px var(--counter-glow);
  margin-bottom: 12px;
  letter-spacing: -2px;
  transition: text-shadow var(--transition);
}

.hero-title-container {
  position: relative;
  display: inline-block;
}

.hero-label {
  font-size: clamp(14px, 2vw, 18px);
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto 12px;
  line-height: 1.5;
}

.hero-label strong {
  color: var(--text-primary);
}

.hero-methodology {
  font-size: 12px;
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto 32px;
}

.hero-methodology a {
  color: var(--text-muted);
  text-decoration: underline;
  text-decoration-color: var(--border);
}

.scroll-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 8px 18px;
  cursor: pointer;
  transition: all var(--transition);
  background: none;
}

.scroll-cta:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ─── City Grid ─── */
#city-grid {
  padding: 40px 0;
}

.section-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.city-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}

.city-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px;
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.city-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}

.city-card.blocked::before  { background: var(--red); }
.city-card.limbo::before    { background: var(--yellow); }
.city-card.operational::before { background: var(--green); }

.city-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

.city-card.active {
  border-color: var(--accent);
  background: var(--bg-elevated);
  box-shadow: 0 0 0 1px var(--accent), 0 8px 24px rgba(88,166,255,0.1);
}

.card-city-name {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 2px;
}

.card-state {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.card-status {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 3px 8px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.card-status.blocked {
  background: var(--red-bg);
  color: var(--red);
}

.card-status.limbo {
  background: var(--yellow-bg);
  color: var(--yellow);
}

.card-status.operational {
  background: var(--green-bg);
  color: var(--green);
}

.card-counter {
  font-size: 22px;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--counter-color);
  line-height: 1;
  margin-bottom: 4px;
}

.card-counter-label {
  font-size: 10px;
  color: var(--text-muted);
  line-height: 1.3;
  margin-bottom: 10px;
}

.card-blocker {
  font-size: 11px;
  color: var(--text-secondary);
  line-height: 1.4;
  border-top: 1px solid var(--border-subtle);
  padding-top: 10px;
  margin-top: 4px;
}

/* ─── City Detail ─── */
#city-detail {
  padding: 0;
  border-top: none;
}

.city-detail-inner {
  display: none;
  animation: fadeIn 0.3s ease;
}

.city-detail-inner.visible {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.city-detail-header {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 40px 0;
}

.city-detail-header .container {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

@media (min-width: 640px) {
  .city-detail-header .container {
    flex-direction: row;
    align-items: flex-start;
    justify-content: space-between;
  }
}

.city-detail-name {
  font-size: clamp(28px, 5vw, 48px);
  font-weight: 800;
  line-height: 1;
  margin-bottom: 4px;
}

.city-detail-state {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.city-counter-large {
  font-size: clamp(40px, 8vw, 72px);
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--counter-color);
  line-height: 1;
  text-shadow: 0 0 30px var(--counter-glow);
  text-align: right;
}

.city-counter-label {
  font-size: 12px;
  color: var(--text-muted);
  text-align: right;
  margin-top: 4px;
}

/* ─── Section Tabs ─── */
.detail-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  scrollbar-width: none;
}

.detail-tabs::-webkit-scrollbar { display: none; }

.detail-tab {
  padding: 12px 18px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: all var(--transition);
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
}

.detail-tab:hover {
  color: var(--text-primary);
}

.detail-tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.tab-panel {
  display: none;
  padding: 32px 0;
}

.tab-panel.active {
  display: block;
}

/* ─── Timeline ─── */
.timeline {
  position: relative;
  padding-left: 28px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--border);
}

.timeline-item {
  position: relative;
  margin-bottom: 24px;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -24px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--bg-elevated);
  border: 2px solid var(--border);
}

.timeline-item.highlight .timeline-dot {
  background: var(--red);
  border-color: var(--red);
  box-shadow: 0 0 8px var(--counter-glow);
}

.timeline-date {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.timeline-event {
  font-size: 14px;
  color: var(--text-primary);
  line-height: 1.5;
}

/* ─── Stats Grid ─── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}

.stat-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.stat-value {
  font-size: 20px;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--text-primary);
}

.stat-note {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ─── Key Stats List ─── */
.key-stats-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}

.key-stats-list li {
  display: flex;
  gap: 10px;
  font-size: 14px;
  color: var(--text-secondary);
  padding: 10px 14px;
  background: var(--bg-elevated);
  border-radius: var(--radius);
  border-left: 3px solid var(--border);
}

.key-stats-list li::before {
  content: '→';
  color: var(--accent);
  flex-shrink: 0;
  font-weight: 700;
}

/* ─── Blocker / Supporter Cards ─── */
.people-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}

.person-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
}

.person-name {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 2px;
}

.person-role {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.person-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.person-card.blocker {
  border-left: 3px solid var(--red);
}

.person-card.supporter {
  border-left: 3px solid var(--green);
}

/* ─── Legislation ─── */
.legislation-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}

.legislation-item {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
}

.legislation-item.restrictive { border-left: 3px solid var(--red); }
.legislation-item.pro         { border-left: 3px solid var(--green); }
.legislation-item.partial     { border-left: 3px solid var(--yellow); }
.legislation-item.pending     { border-left: 3px solid var(--text-muted); }

.legislation-id {
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 2px;
}

.legislation-stance-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 7px;
  border-radius: 4px;
  margin-bottom: 8px;
}

.legislation-item.restrictive .legislation-stance-badge { background: var(--red-bg); color: var(--red); }
.legislation-item.pro .legislation-stance-badge         { background: var(--green-bg); color: var(--green); }
.legislation-item.partial .legislation-stance-badge     { background: var(--yellow-bg); color: var(--yellow); }
.legislation-item.pending .legislation-stance-badge     { background: var(--bg-highlight); color: var(--text-muted); }

.legislation-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ─── Quotes ─── */
.quote-block {
  border-left: 3px solid var(--accent);
  padding: 12px 16px;
  background: var(--accent-dim);
  border-radius: 0 var(--radius) var(--radius) 0;
  margin-bottom: 16px;
}

.quote-text {
  font-size: 15px;
  font-style: italic;
  color: var(--text-primary);
  margin-bottom: 8px;
  line-height: 1.6;
}

.quote-attribution {
  font-size: 12px;
  color: var(--text-muted);
}

.quote-context {
  font-size: 11px;
  color: var(--text-muted);
}

/* ─── Challenges ─── */
.challenges-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}

.challenge-item {
  display: flex;
  gap: 10px;
  font-size: 14px;
  color: var(--text-secondary);
  padding: 10px 14px;
  background: var(--yellow-bg);
  border: 1px solid rgba(210, 153, 34, 0.2);
  border-radius: var(--radius);
}

.challenge-item::before {
  content: '⚠';
  color: var(--yellow);
  flex-shrink: 0;
}

/* ─── Fatality Chart ─── */
.chart-container {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 24px;
  position: relative;
}

.chart-title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 16px;
}

/* ─── Comparison Section ─── */
#comparison {
  background: var(--bg-surface);
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 768px) {
  .comparison-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.op-city-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 10px;
  margin-bottom: 24px;
}

.op-city-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-top: 3px solid var(--green);
  border-radius: var(--radius);
  padding: 14px;
}

.op-city-name {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 4px;
}

.op-city-months {
  font-size: 22px;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--green);
  line-height: 1;
}

.op-city-months-label {
  font-size: 10px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.op-city-note {
  font-size: 11px;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* ─── Status Table ─── */
.status-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.status-table th {
  text-align: left;
  padding: 10px 12px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
}

.status-table td {
  padding: 12px 12px;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: top;
}

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

.status-table tr:hover td {
  background: var(--bg-highlight);
}

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
  flex-shrink: 0;
}

.status-dot.blocked    { background: var(--red); box-shadow: 0 0 6px var(--red); }
.status-dot.limbo      { background: var(--yellow); box-shadow: 0 0 6px var(--yellow); }
.status-dot.operational { background: var(--green); box-shadow: 0 0 6px var(--green); }

/* ─── Methodology Section ─── */
#methodology {
  background: var(--bg-base);
}

.method-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 16px;
}

.method-title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 12px;
}

.method-body {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.method-body p + p {
  margin-top: 10px;
}

.method-sources {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.method-sources a {
  font-size: 12px;
  color: var(--accent);
}

.safety-stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
  margin: 16px 0;
}

.safety-stat-item {
  text-align: center;
  padding: 16px 12px;
  background: var(--bg-elevated);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.safety-stat-value {
  font-size: 28px;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--green);
}

.safety-stat-label {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
  line-height: 1.3;
}

.disclaimer {
  font-size: 12px;
  color: var(--text-muted);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  line-height: 1.6;
}

/* ─── Footer ─── */
footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  padding: 24px 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  text-align: center;
}

@media (min-width: 640px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-text {
  font-size: 12px;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 16px;
}

.footer-links a {
  font-size: 12px;
  color: var(--text-muted);
}

/* ─── Section Headers ─── */
.section-header {
  margin-bottom: 32px;
}

.section-heading {
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 800;
  margin-bottom: 8px;
  line-height: 1.2;
}

.section-subheading {
  font-size: 14px;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.6;
}

/* ─── Dividers ─── */
.subsection-title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin: 24px 0 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-subtle);
}

/* ─── Tag / Badge ─── */
.badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 3px 8px;
  border-radius: 4px;
  margin-right: 6px;
}

.badge-red    { background: var(--red-bg);    color: var(--red); }
.badge-yellow { background: var(--yellow-bg); color: var(--yellow); }
.badge-green  { background: var(--green-bg);  color: var(--green); }
.badge-blue   { background: var(--accent-dim);color: var(--accent); }

/* ─── Utility ─── */
.text-red    { color: var(--red); }
.text-yellow { color: var(--yellow); }
.text-green  { color: var(--green); }
.text-muted  { color: var(--text-muted); }
.text-mono   { font-family: var(--font-mono); }

.mt-4  { margin-top: 16px; }
.mt-6  { margin-top: 24px; }
.mt-8  { margin-top: 32px; }
.mb-4  { margin-bottom: 16px; }
.mb-6  { margin-bottom: 24px; }

/* ─── Scroll anchor offset ─── */
.scroll-anchor {
  scroll-margin-top: 80px;
}

/* ─── Empty State ─── */
.empty-detail {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
  font-size: 14px;
}

.empty-detail .arrow {
  font-size: 24px;
  margin-bottom: 12px;
}

/* ─── Responsive ─── */
@media (max-width: 640px) {
  section {
    padding: 40px 0;
  }

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

  .detail-tab {
    padding: 10px 12px;
    font-size: 12px;
  }

  .city-counter-large {
    font-size: 40px;
  }

  .city-detail-header .container {
    flex-direction: column;
  }

  .city-counter-label,
  .city-counter-large {
    text-align: left;
  }

  .header-nav {
    display: none;
  }
}

/* ─── Horizontal bar chart (pure CSS) ─── */
.bar-chart {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.bar-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.bar-label {
  font-size: 12px;
  color: var(--text-secondary);
  width: 130px;
  flex-shrink: 0;
  text-align: right;
}

.bar-track {
  flex: 1;
  height: 24px;
  background: var(--bg-highlight);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 1s ease-out;
  display: flex;
  align-items: center;
  padding-left: 8px;
}

.bar-value {
  font-size: 11px;
  font-weight: 700;
  font-family: var(--font-mono);
  color: #fff;
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
}

.bar-fill.green  { background: var(--green); }
.bar-fill.red    { background: var(--red); }
.bar-fill.yellow { background: var(--yellow); }
.bar-fill.blue   { background: var(--accent); }
.bar-fill.gray   { background: var(--text-muted); }

/* ─── Pulse animation for live counter ─── */
@keyframes pulse-glow {
  0%, 100% { text-shadow: 0 0 20px var(--counter-glow); }
  50%       { text-shadow: 0 0 50px var(--counter-glow), 0 0 80px rgba(248,81,73,0.15); }
}

.hero-title {
  animation: pulse-glow 3s ease-in-out infinite;
}

/* ─── Number transition ─── */
.counter-animated {
  display: inline-block;
  transition: transform 0.1s ease;
}