:root {
  --bg: #f6f7f9;
  --panel: #ffffff;
  --border: #e2e5ea;
  --text: #1b1f27;
  --muted: #667085;
  --accent: #d97706;
  --accent-dark: #b45309;
  --danger: #dc2626;
  --warn-bg: #fff7ed;
  --closure-bg: #fef2f2;
  --roadworks-bg: #fffbeb;
  --warning-bg: #fef2f2;
  --radius: 10px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

header {
  padding: 20px 24px 8px;
}

header h1 {
  margin: 0 0 4px;
  font-size: 1.4rem;
}

header p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.layout {
  display: grid;
  grid-template-columns: minmax(320px, 420px) 1fr;
  gap: 16px;
  padding: 16px 24px 24px;
  align-items: start;
}

@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}

.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--border);
}

.tab {
  background: none;
  border: none;
  padding: 8px 12px;
  font-size: 0.88rem;
  cursor: pointer;
  color: var(--muted);
  border-bottom: 2px solid transparent;
}

.tab.active {
  color: var(--text);
  border-bottom-color: var(--accent);
  font-weight: 600;
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

label {
  display: block;
  font-size: 0.82rem;
  color: var(--muted);
  margin: 10px 0 4px;
}

input[type="text"], select {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.92rem;
  background: #fff;
  color: var(--text);
}

.highway-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  max-height: 160px;
  overflow-y: auto;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-top: 4px;
}

.chip {
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 0.8rem;
  cursor: pointer;
  user-select: none;
}

.chip.selected {
  background: var(--accent);
  border-color: var(--accent-dark);
  color: #fff;
}

button.primary {
  margin-top: 14px;
  width: 100%;
  padding: 10px;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
}

button.primary:hover { background: var(--accent-dark); }
button.primary:disabled { opacity: 0.5; cursor: default; }

button.link {
  background: none;
  border: none;
  color: var(--danger);
  cursor: pointer;
  font-size: 0.8rem;
  padding: 0;
}

.status {
  margin-top: 10px;
  font-size: 0.85rem;
  color: var(--muted);
}
.status.error { color: var(--danger); }

.saved-list { list-style: none; padding: 0; margin: 0; }
.saved-item {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}
.saved-item .meta { font-size: 0.78rem; color: var(--muted); }
.saved-item .name { font-weight: 600; font-size: 0.88rem; cursor: pointer; }

.save-row { display: flex; gap: 8px; margin-top: 10px; }
.save-row input { flex: 1; }
.save-row button {
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 8px;
  padding: 8px 12px;
  cursor: pointer;
  font-size: 0.85rem;
}

#map { height: 340px; border-radius: var(--radius); border: 1px solid var(--border); margin-bottom: 14px; }

.trip-summary {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 10px;
}

.event-list { display: flex; flex-direction: column; gap: 10px; }

.event-card {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  background: #fff;
}

.event-card.closure, .event-card.CLOSURE { border-left: 4px solid var(--danger); background: var(--closure-bg); }
.event-card.roadworks { border-left: 4px solid var(--accent); background: var(--roadworks-bg); }
.event-card.warning { border-left: 4px solid var(--danger); background: var(--warning-bg); }

.event-card .kind-badge {
  display: inline-block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(0,0,0,0.06);
  margin-bottom: 6px;
}

.event-card .title { font-weight: 600; font-size: 0.94rem; margin-bottom: 2px; }
.event-card .subtitle { color: var(--muted); font-size: 0.82rem; margin-bottom: 6px; }
.event-card .description { font-size: 0.82rem; color: #3f4653; white-space: pre-line; }
.event-card .progress { font-size: 0.75rem; color: var(--muted); margin-top: 6px; }

.empty-state {
  padding: 24px;
  text-align: center;
  color: var(--muted);
  font-size: 0.88rem;
}