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

    :root {
      --bg:           #0F172A;
      --bg-raised:    #1E293B;
      --bg-glass:     rgba(255,255,255,0.04);
      --bg-glass-hov: rgba(255,255,255,0.07);
      --border:       rgba(255,255,255,0.08);
      --border-hov:   rgba(59,130,246,0.4);
      --accent:       #3B82F6;
      --accent-dim:   rgba(59,130,246,0.15);
      --accent-hov:   #2563EB;
      --danger:       #EF4444;
      --danger-dim:   rgba(239,68,68,0.15);
      --warning:      #F59E0B;
      --warning-dim:  rgba(245,158,11,0.15);
      --success:      #10B981;
      --success-dim:  rgba(16,185,129,0.15);
      --purple:       #8B5CF6;
      --purple-dim:   rgba(139,92,246,0.15);
      --text:         #F1F5F9;
      --text-muted:   #64748B;
      --text-dim:     #94A3B8;
      --mono:         'JetBrains Mono', monospace;
      --sans:         'Inter', -apple-system, sans-serif;
      --nav-h:        60px;
      --max-w:        1280px;
      --radius:       12px;
    }

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

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

    /* ── Glass card ── */
    .glass {
      background: var(--bg-glass);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border: 1px solid var(--border);
    }

    /* ── Nav ── */
    nav {
      position: sticky;
      top: 0;
      z-index: 200;
      background: rgba(15,23,42,0.94);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border-bottom: 1px solid var(--border);
    }

    .nav-inner {
      max-width: var(--max-w);
      margin: 0 auto;
      padding: 0 20px;
      height: var(--nav-h);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .nav-logo {
      font-family: var(--sans);
      font-size: 17px;
      font-weight: 800;
      color: var(--text);
      text-decoration: none;
      letter-spacing: -0.04em;
      display: flex;
      align-items: center;
      gap: 7px;
      margin-right: 8px;
      flex-shrink: 0;
    }

    .nav-logo-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--danger);
      box-shadow: 0 0 10px var(--danger);
      animation: pulse-dot 2s ease-in-out infinite;
    }

    @keyframes pulse-dot {
      0%, 100% { opacity: 1; box-shadow: 0 0 10px var(--danger); }
      50%       { opacity: 0.6; box-shadow: 0 0 4px var(--danger); }
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 2px;
    }

    .nav-links a {
      font-size: 13.5px;
      font-weight: 500;
      color: var(--text-dim);
      text-decoration: none;
      padding: 6px 11px;
      border-radius: 8px;
      transition: color 0.15s, background 0.15s;
      white-space: nowrap;
    }

    .nav-links a:hover { color: var(--text); background: rgba(255,255,255,0.06); }

    .nav-search {
      flex: 1;
      max-width: 340px;
      margin: 0 auto;
      position: relative;
    }

    .nav-search-icon {
      position: absolute;
      left: 11px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--text-muted);
      pointer-events: none;
      display: flex;
    }

    .nav-search input {
      width: 100%;
      background: rgba(255,255,255,0.05);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 7px 12px 7px 34px;
      font-family: var(--sans);
      font-size: 13px;
      color: var(--text);
      outline: none;
      transition: border-color 0.15s, background 0.15s;
    }

    .nav-search input::placeholder { color: var(--text-muted); }
    .nav-search input:focus { border-color: var(--border-hov); background: rgba(255,255,255,0.07); }

    .nav-cta {
      margin-left: auto;
      flex-shrink: 0;
      background: var(--accent);
      color: #fff;
      font-size: 13px;
      font-weight: 600;
      padding: 7px 16px;
      border-radius: 8px;
      text-decoration: none;
      transition: background 0.15s;
    }

    .nav-cta:hover { background: var(--accent-hov); }

    /* Hamburger button — hidden on desktop */
    .nav-burger {
      display: none;
      flex-direction: column;
      justify-content: center;
      gap: 5px;
      width: 36px;
      height: 36px;
      background: none;
      border: none;
      cursor: pointer;
      padding: 4px;
      margin-left: auto;
      flex-shrink: 0;
    }
    .nav-burger span {
      display: block;
      height: 2px;
      border-radius: 2px;
      background: var(--text-dim);
      transition: transform 0.2s, opacity 0.2s, width 0.2s;
    }
    .nav-burger span:nth-child(2) { width: 70%; }
    .nav-burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .nav-burger.open span:nth-child(2) { opacity: 0; }
    .nav-burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    /* Mobile drawer */
    .nav-drawer {
      display: none;
      flex-direction: column;
      gap: 4px;
      padding: 12px 20px 16px;
      border-top: 1px solid var(--border);
      background: rgba(15,23,42,0.97);
    }
    .nav-drawer.open { display: flex; }

    .nav-drawer a {
      font-size: 15px;
      font-weight: 500;
      color: var(--text-dim);
      text-decoration: none;
      padding: 10px 12px;
      border-radius: 8px;
      transition: background 0.12s, color 0.12s;
    }
    .nav-drawer a:hover { background: rgba(255,255,255,0.06); color: var(--text); }

    .nav-drawer-search {
      position: relative;
      margin-top: 4px;
    }
    .nav-drawer-search-icon {
      position: absolute;
      left: 11px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--text-muted);
      pointer-events: none;
      display: flex;
    }
    .nav-drawer-search input {
      width: 100%;
      background: rgba(255,255,255,0.05);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 10px 12px 10px 34px;
      font-family: var(--sans);
      font-size: 14px;
      color: var(--text);
      outline: none;
    }

    @media (max-width: 768px) {
      .nav-links  { display: none; }
      .nav-search { display: none; }
      .nav-cta    { display: none; }
      .nav-burger { display: flex; }
    }

    /* ── Page ── */
    .page { position: relative; }

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

    /* ── Breadcrumb ── */
    .breadcrumb {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 24px;
      flex-wrap: wrap;
    }

    .breadcrumb a { color: var(--text-muted); text-decoration: none; transition: color 0.12s; }
    .breadcrumb a:hover { color: var(--accent); }
    .breadcrumb-sep { opacity: 0.3; }

    /* ── Section labels ── */
    .section-eyebrow {
      font-size: 11.5px;
      font-weight: 600;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 8px;
    }

    .section-title {
      font-size: clamp(22px, 3vw, 30px);
      font-weight: 700;
      letter-spacing: -0.03em;
      color: var(--text);
      line-height: 1.2;
    }

    .section-header {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      margin-bottom: 20px;
      gap: 16px;
    }

    .section-header-link {
      font-size: 13px;
      color: var(--accent);
      text-decoration: none;
      white-space: nowrap;
      font-weight: 500;
    }
    .section-header-link:hover { text-decoration: underline; }

    /* ── Stat cards ── */
    .stat-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
    }

    @media (min-width: 640px) {
      .stat-grid { grid-template-columns: repeat(4, 1fr); }
    }

    .stat-card {
      border-radius: var(--radius);
      padding: 20px;
      border-left-width: 4px;
      border-left-style: solid;
      transition: background 0.15s;
      cursor: default;
    }

    .stat-card:hover { background: var(--bg-glass-hov); }

    .stat-number {
      font-size: clamp(22px, 3vw, 30px);
      font-weight: 800;
      letter-spacing: -0.04em;
      line-height: 1;
      margin-bottom: 5px;
      transition: color 0.15s;
    }

    .stat-label {
      font-size: 13px;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* ── Stat cards v2 (icon + glow) ── */
    .sc2 {
      position: relative;
      border-radius: 14px;
      padding: 22px 20px 20px;
      border: 1px solid rgba(255,255,255,0.07);
      background: rgba(255,255,255,0.03);
      overflow: hidden;
      transition: transform 0.18s, border-color 0.18s, background 0.18s;
      cursor: default;
    }
    .sc2::before {
      content: '';
      position: absolute;
      top: 0; left: 0; right: 0;
      height: 2px;
      background: var(--sc-clr);
      opacity: 0.9;
    }
    .sc2::after {
      content: '';
      position: absolute;
      top: -48px; right: -48px;
      width: 140px; height: 140px;
      border-radius: 50%;
      background: radial-gradient(circle, var(--sc-dim) 0%, transparent 68%);
      pointer-events: none;
    }
    .sc2:hover {
      transform: translateY(-2px);
      border-color: rgba(255,255,255,0.12);
      background: rgba(255,255,255,0.05);
    }
    .sc2-icon {
      width: 36px; height: 36px;
      border-radius: 10px;
      display: flex; align-items: center; justify-content: center;
      background: var(--sc-dim);
      border: 1px solid var(--sc-border);
      margin-bottom: 18px;
      color: var(--sc-clr);
      flex-shrink: 0;
    }
    .sc2-number {
      font-size: clamp(26px, 3.2vw, 36px);
      font-weight: 800;
      letter-spacing: -0.05em;
      line-height: 1;
      color: var(--text);
      margin-bottom: 7px;
      font-variant-numeric: tabular-nums;
    }
    .sc2-label {
      font-size: 11.5px;
      font-weight: 600;
      color: var(--text-muted);
      text-transform: uppercase;
      letter-spacing: 0.08em;
    }
    .sc2-sub {
      font-size: 11px;
      color: var(--sc-clr);
      margin-top: 4px;
      opacity: 0.75;
      font-family: var(--mono);
    }
    .sc2-blue  { --sc-clr: var(--accent);  --sc-dim: rgba(59,130,246,0.12);  --sc-border: rgba(59,130,246,0.2);  }
    .sc2-amber { --sc-clr: var(--warning); --sc-dim: rgba(245,158,11,0.12);  --sc-border: rgba(245,158,11,0.2);  }
    .sc2-red   { --sc-clr: var(--danger);  --sc-dim: rgba(239,68,68,0.12);   --sc-border: rgba(239,68,68,0.2);   }
    .sc2-green { --sc-clr: var(--success); --sc-dim: rgba(16,185,129,0.12);  --sc-border: rgba(16,185,129,0.2);  }

    /* ── Incident cards ── */
    .incident-card {
      border-radius: 10px;
      padding: 14px 16px 14px 20px;
      text-decoration: none;
      color: inherit;
      display: block;
      position: relative;
      overflow: hidden;
      transition: background 0.12s, border-color 0.12s, transform 0.1s;
      border: 1px solid var(--border);
      background: var(--bg-glass);
    }

    .incident-card::before {
      content: '';
      position: absolute;
      left: 0; top: 0; bottom: 0;
      width: 3px;
      background: var(--card-accent, var(--accent));
    }

    .incident-card:hover {
      background: var(--bg-glass-hov);
      border-color: var(--border-hov);
      transform: translateY(-1px);
    }

    .incident-card-top {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 10px;
      margin-bottom: 6px;
    }

    .incident-headline {
      font-size: 13.5px;
      font-weight: 600;
      color: var(--text);
      line-height: 1.4;
    }

    .incident-meta {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
    }

    .incident-meta-item {
      font-family: var(--mono);
      font-size: 11px;
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 3px;
    }

    /* Type accent colors */
    .type-accident    { --card-accent: var(--danger);  }
    .type-closure     { --card-accent: var(--danger);  }
    .type-hazard      { --card-accent: var(--warning); }
    .type-construction{ --card-accent: var(--warning); }
    .type-congestion  { --card-accent: var(--accent);  }
    .type-other       { --card-accent: var(--text-muted); }

    /* ── Filter chips ── */
    .filter-chip {
      display: inline-flex;
      align-items: center;
      font-size: 12px;
      font-weight: 500;
      padding: 5px 12px;
      border-radius: 20px;
      border: 1px solid var(--border);
      background: var(--bg-glass);
      color: var(--text-dim);
      text-decoration: none;
      white-space: nowrap;
      transition: background 0.12s, border-color 0.12s, color 0.12s;
    }
    .filter-chip:hover { background: var(--bg-glass-hov); color: var(--text); }
    .filter-chip-active {
      background: rgba(255,255,255,0.08);
      border-color: rgba(255,255,255,0.2);
      color: var(--text);
      font-weight: 600;
    }
    .filter-chip-red.filter-chip-active   { background: var(--danger-dim);  border-color: rgba(239,68,68,0.3);   color: var(--danger);  }
    .filter-chip-amber.filter-chip-active { background: var(--warning-dim); border-color: rgba(245,158,11,0.3);  color: var(--warning); }
    .filter-chip-green.filter-chip-active { background: var(--success-dim); border-color: rgba(16,185,129,0.3);  color: var(--success); }

    /* ── Badges ── */
    .badge {
      display: inline-flex;
      align-items: center;
      font-family: var(--mono);
      font-size: 10px;
      font-weight: 500;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      padding: 3px 8px;
      border-radius: 4px;
      white-space: nowrap;
      flex-shrink: 0;
    }

    .badge-accident    { background: var(--danger-dim);  color: var(--danger);  }
    .badge-closure     { background: var(--danger-dim);  color: var(--danger);  }
    .badge-hazard      { background: var(--warning-dim); color: var(--warning); }
    .badge-construction{ background: var(--warning-dim); color: var(--warning); }
    .badge-congestion  { background: var(--accent-dim);  color: var(--accent);  }
    .badge-other       { background: rgba(255,255,255,0.06); color: var(--text-muted); }
    .badge-active      { background: var(--success-dim); color: var(--success); }
    .badge-stale       { background: var(--warning-dim); color: var(--warning); }
    .badge-resolved    { background: rgba(255,255,255,0.06); color: var(--text-muted); }
    .badge-high        { background: var(--danger-dim);  color: var(--danger);  }
    .badge-moderate    { background: var(--warning-dim); color: var(--warning); }
    .badge-low         { background: var(--success-dim); color: var(--success); }
    .badge-unknown     { background: rgba(255,255,255,0.06); color: var(--text-muted); }

    /* ── Geographic hub cards ── */
    .hub-card {
      border-radius: 10px;
      padding: 14px 16px;
      overflow: hidden;
      text-decoration: none;
      color: var(--text);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 8px;
      transition: background 0.12s, border-color 0.12s;
      border: 1px solid var(--border);
      background: var(--bg-glass);
      font-weight: 500;
      font-size: 14px;
    }

    .hub-card:hover {
      background: var(--bg-glass-hov);
      border-color: var(--border-hov);
      color: var(--accent);
    }

    .hub-card-count {
      font-family: var(--mono);
      font-size: 11px;
      color: var(--text-muted);
      background: rgba(255,255,255,0.06);
      padding: 2px 8px;
      border-radius: 20px;
      flex-shrink: 0;
      transition: color 0.12s;
    }

    .hub-card:hover .hub-card-count { color: var(--accent); }

    /* ── Feed ── */
    .feed { display: flex; flex-direction: column; gap: 8px; }

    /* ── Two-col layout ── */
    .two-col {
      display: grid;
      grid-template-columns: 1fr 300px;
      gap: 28px;
      align-items: start;
    }

    @media (max-width: 900px) {
      .two-col { grid-template-columns: 1fr; }
      .two-col-sidebar { order: 2; max-width: 100%; overflow-x: hidden; }
    }

    /* ── Sidebar widgets ── */
    .widget {
      border-radius: var(--radius);
      overflow: hidden;
      margin-bottom: 14px;
      border: 1px solid var(--border);
      background: var(--bg-glass);
    }

    .widget-header {
      padding: 12px 16px;
      border-bottom: 1px solid var(--border);
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .widget-title {
      font-size: 11.5px;
      font-weight: 600;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--text-dim);
    }

    .widget-body { padding: 6px 0; }

    .widget-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 9px 16px;
      text-decoration: none;
      color: inherit;
      transition: background 0.1s;
      gap: 8px;
    }

    .widget-row:hover { background: rgba(255,255,255,0.04); }

    .widget-row-name {
      font-size: 13px;
      color: var(--text);
      font-weight: 500;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .widget-row:hover .widget-row-name { color: var(--accent); }

    .widget-row-count {
      font-family: var(--mono);
      font-size: 11px;
      color: var(--text-muted);
      background: rgba(255,255,255,0.06);
      padding: 2px 7px;
      border-radius: 10px;
      flex-shrink: 0;
    }

    /* ── Map ── */
    .map-container {
      border-radius: var(--radius);
      overflow: hidden;
      border: 1px solid var(--border);
      background: var(--bg-raised);
      position: relative;
      z-index: 0;
      isolation: isolate;
    }

    #crash-map-canvas, #detail-map {
      width: 100%;
      height: 480px;
      background: var(--bg-raised);
    }

    /* Leaflet popup dark theme */
    .leaflet-popup-content-wrapper {
      background: var(--bg-raised) !important;
      color: var(--text) !important;
      border: 1px solid var(--border) !important;
      border-radius: 10px !important;
      box-shadow: 0 8px 32px rgba(0,0,0,0.4) !important;
      font-family: var(--sans) !important;
    }

    .leaflet-popup-tip { background: var(--bg-raised) !important; }
    .leaflet-popup-close-button { color: var(--text-muted) !important; }

    .leaflet-popup-content {
      margin: 12px 14px !important;
      font-family: var(--sans) !important;
      font-size: 13px !important;
    }

    .popup-headline { font-weight: 600; color: var(--text); line-height: 1.4; margin-bottom: 6px; }
    .popup-meta { font-size: 11px; color: var(--text-muted); font-family: var(--mono); margin-bottom: 8px; }
    .popup-link { color: var(--accent); text-decoration: none; font-size: 12px; font-weight: 500; }
    .popup-link:hover { text-decoration: underline; }

    /* ── FAQ ── */
    .faq-item {
      border-radius: 10px;
      overflow: hidden;
      border: 1px solid var(--border);
      background: var(--bg-glass);
    }

    .faq-item summary {
      cursor: pointer;
      padding: 18px 20px;
      font-weight: 600;
      font-size: 15px;
      color: var(--text);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      list-style: none;
      transition: color 0.12s;
      user-select: none;
    }

    .faq-item summary::-webkit-details-marker { display: none; }
    .faq-item summary:hover { color: var(--accent); }

    .faq-chevron {
      flex-shrink: 0;
      color: var(--text-muted);
      transition: transform 0.2s;
    }

    .faq-item[open] .faq-chevron { transform: rotate(90deg); }
    .faq-item[open] summary { color: var(--accent); border-bottom: 1px solid var(--border); }

    .faq-body {
      padding: 16px 20px;
      font-size: 14px;
      color: var(--text-dim);
      line-height: 1.7;
    }

    .faq-body a { color: var(--accent); }

    /* ── Divider ── */
    .divider {
      border: none;
      border-top: 1px solid var(--border);
      margin: 32px 0;
    }

    /* ── Empty state ── */
    .empty-state {
      text-align: center;
      padding: 56px 24px;
      color: var(--text-muted);
      font-size: 14px;
    }

    /* ── How it works steps ── */
    .steps-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    @media (max-width: 768px) {
      .steps-grid { grid-template-columns: 1fr; }
      .two-col { grid-template-columns: 1fr; }
      .two-col-sidebar { order: 2; max-width: 100%; overflow-x: hidden; }
      .map-container, #crash-map-canvas, #detail-map { max-width: 100%; }
      .container { padding: 0 16px; }
      .nav-search { display: none; }
      .nav-links a { padding: 6px 8px; font-size: 12px; }
    }

    .step-card {
      border-radius: var(--radius);
      padding: 24px;
      border: 1px solid var(--border);
      background: var(--bg-glass);
    }

    .step-number {
      width: 36px;
      height: 36px;
      border-radius: 10px;
      background: var(--accent-dim);
      border: 1px solid rgba(59,130,246,0.25);
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: var(--mono);
      font-size: 14px;
      font-weight: 500;
      color: var(--accent);
      margin-bottom: 14px;
    }

    /* ── Footer ── */
    footer {
      border-top: 1px solid var(--border);
      padding: 48px 0 32px;
      margin-top: 80px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1fr auto auto auto;
      gap: 48px;
      margin-bottom: 32px;
      align-items: start;
    }

    @media (max-width: 768px) {
      .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
    }

    .footer-logo {
      font-size: 18px;
      font-weight: 800;
      letter-spacing: -0.04em;
      color: var(--text);
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      gap: 7px;
      margin-bottom: 10px;
    }

    .footer-tagline {
      font-size: 13px;
      color: var(--text-muted);
      max-width: 240px;
      line-height: 1.6;
    }

    .footer-col-title {
      font-size: 11px;
      font-weight: 600;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--text-dim);
      margin-bottom: 14px;
    }

    .footer-links {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links a {
      font-size: 13.5px;
      color: var(--text-muted);
      text-decoration: none;
      transition: color 0.12s;
    }

    .footer-links a:hover { color: var(--text); }

    .footer-bottom {
      border-top: 1px solid var(--border);
      padding-top: 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
      flex-wrap: wrap;
    }

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

    /* ── Animations ── */
    @keyframes fade-up {
      from { opacity: 0; transform: translateY(12px); }
      to   { opacity: 1; transform: translateY(0); }
    }

    .fade-up   { animation: fade-up 0.45s ease both; }
    .fade-up-1 { animation-delay: 0.06s; }
    .fade-up-2 { animation-delay: 0.12s; }
    .fade-up-3 { animation-delay: 0.18s; }
    .fade-up-4 { animation-delay: 0.24s; }
    .fade-up-5 { animation-delay: 0.30s; }

    /* ── Utility ── */
    a { color: var(--accent); }