:root { --panel-w: 380px; --fab-size: 44px; }
html, body { height: 100%; margin: 0; }
body {
  background:#fafafa;
  padding:0;
  display:flex;
  flex-direction:column;
  min-height:100vh;
}
.curve-app {
  flex:1;
  display:flex;
  min-height:0;
}
.curve-app .wrap {
  flex:1;
  display:grid;
  grid-template-columns: var(--panel-w) 1fr;
  min-height:0;
  height:100%;
}
  #map { width: 100%; height: 100%; }
  .panel {
    padding: 14px; overflow:auto; border-right: 1px solid #ddd;
    font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
    background:#fff;
  }
  h1 { font-size: 1.1rem; margin: 0 0 10px; }
  h2 {
    font-size: 0.95rem;
    margin: 6px 0 10px;
    color: #444;
    font-weight: 600;
    letter-spacing: 0.2px;
    opacity: 0.95;
  }
  .small { color:#555; font-size: 0.9rem; }
.row {
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap:8px;
  margin-top:10px;
}
.row > * {
  width:100%;
}
button, select {
    padding:10px 12px; border:1px solid #aaa; border-radius:10px; background:#fff;
    min-height:44px; font: 500 14px/1.2 inherit; cursor:pointer;
  }
input[type="number"] {
  width:100%;
  padding:10px 12px;
  border:1px solid #aaa;
  border-radius:10px;
  background:#fff;
  min-height:44px;
  font:500 14px/1.2 inherit;
  box-sizing:border-box;
  cursor:text;
}
  button:hover { background:#f3f3f3; }
  label { font-size: 13px; color:#333; }
  .stat { margin:4px 0; font-variant-numeric: tabular-nums; }
  .warn { color:#b00; font-weight:600; }
  .muted { color:#666; }
  .callout {
    background:#fff7e6; border:1px solid #ffd699; padding:8px 10px;
    border-radius:10px; margin:8px 0; line-height:1.35;
  }
  .callout .big { font-size: 1.05rem; }
  .num-marker {
    width:26px; height:26px; border-radius:50%; background:#fff; border:2px solid #111; color:#111;
    display:flex; align-items:center; justify-content:center; font:600 13px/1 system-ui, sans-serif;
    box-shadow:0 1px 3px rgba(0,0,0,.35); user-select:none;
  }
  .num-marker.dragging { opacity:.6; transform: scale(1.06); }
.leaflet-pane.chevrons-pane { z-index:650; }
.leaflet-pane.advance-pane  { z-index:660; }
.leaflet-pane.delineators-pane { z-index:645; pointer-events:none; }
.streetview-popup .leaflet-popup-content {
  margin:8px 10px;
}
.streetview-menu {
  display:flex;
  flex-direction:column;
  gap:6px;
  min-width:180px;
}
.streetview-menu .menu-title {
  font-weight:600;
  font-size:0.95rem;
}
.streetview-btn {
  background:#1a73e8;
  color:#fff;
  border:none;
  border-radius:6px;
  padding:8px 10px;
  font-size:0.9rem;
  cursor:pointer;
  transition:background 0.15s ease;
}
.streetview-btn:hover,
.streetview-btn:focus {
  background:#1558b0;
  outline:none;
}
.streetview-menu .coords {
  font-size:0.75rem;
  color:#607d8b;
}
#locateBtn.busy,
#locateBtn:disabled {
  opacity:0.65;
  cursor:progress;
}
#locateBtn {
  white-space:nowrap;
}
.grp {
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap:8px;
  margin:8px 0 4px;
}
.grp > * { min-width:0; }
.grp-1 { display:grid; grid-template-columns: 1fr; gap:8px; }
.fab {
    position: fixed; left:12px; top: calc(env(safe-area-inset-top, 0) + 12px);
    width: var(--fab-size); height: var(--fab-size);
    border-radius:12px; background:#fff; border:1px solid #bbb;
    display:none; align-items:center; justify-content:center;
    box-shadow:0 2px 8px rgba(0,0,0,.25); z-index:1000;
  }
  .fab span { font-size:20px; line-height:1; }
  .closeRow { display:none; justify-content:flex-end; }
  .closeBtn { padding:8px 10px; min-height:36px; border-radius:8px; }
  @media (max-width: 900px) {
    .wrap { grid-template-columns: 1fr; grid-template-rows: 1fr; height: 100%; }
    .panel {
      position: fixed; left:0; right:0; top:0; max-height:74vh;
      transform: translateY(calc(-100% - 12px)); transition: transform .25s ease;
      border-right:none; border-bottom:1px solid #ddd; box-shadow:0 6px 24px rgba(0,0,0,.18);
      padding-top: calc(14px + env(safe-area-inset-top, 0)); z-index:900;
    }
    .panel.open { transform: translateY(0); }
    .fab { display:flex; }
    .closeRow { display:flex; }
  }

.section{margin:10px 0}.section + .section{margin-top:12px}

.card{margin-top:10px;padding:10px;border:1px solid #e0e0e0;border-radius:10px;background:#fff}

/* Highlight advisory speed dropdown */
#advisorySel { background-color: #fff59d; }

/* Shift hamburger down when panel is open so it doesn't overlap text */
.panel-open .fab { top: calc(env(safe-area-inset-top, 0) + 72px); }

.instructions-header { display:flex; align-items:center; justify-content:flex-start; gap:12px; }
.instructions-header h2 { margin:0; font-size:1rem; }
.instructions-toggle {
  padding:10px 12px;
  border-radius:10px;
  min-height:44px;
  font:500 14px/1.2 inherit;
  cursor:pointer;
}
.instructions-toggle:focus-visible { outline:2px solid #1f78b4; outline-offset:2px; }
.instructions-body { margin-top:10px; font-size:13px; color:#333; }
.section-instructions ul { margin:0; padding-left:18px; }
.section-instructions li { margin:4px 0; line-height:1.35; }
.section-instructions .instructions-body[hidden] { display:none !important; }
.card-title { font-weight:600; margin-bottom:6px; }

@media (max-width: 900px) {
  .section-instructions .instructions-body { display:none; }
  .section-instructions.open .instructions-body { display:block; }
}
.speeds-card { margin-top:12px; }
.speeds-card .grp { margin-top:8px; }
.input-stack {
  margin-top:12px;
  display:grid;
  gap:6px;
}
.input-divider {
  margin:16px 0 12px;
  border:0;
  border-top:1px solid #e0e0e0;
}
.small-note {
  font-size:0.85rem;
}
.small-note a {
  color:#1f78b4;
}
.need-list {
  margin-top:4px;
  display:grid;
  gap:3px;
}
.need-item {
  display:flex;
  flex-wrap:wrap;
  gap:4px;
}
.need-item.selected {
  background:#eaf2ff;
  border-radius:6px;
  padding:2px 6px;
}
.card-diagnostics {
  margin-top:6px;
}
.card-diagnostics:empty {
  display:none;
  padding:0;
  border:none;
}
.need-item.selected .need-road {
  font-weight:600;
}
.need-road {
  flex:1 1 220px;
}
.need-status {
  font-weight:600;
}
.need-status.need-required { color:#c62828; }
.need-status.need-recommended { color:#ef6c00; }
.need-status.need-optional { color:#546e7a; }
.delineator-dot {
  stroke:#90a4ae;
  stroke-width:1.2;
  fill:#fff;
}