:root {
  --sidebar-width: 410px;
  --border: #d0d7de;
  --muted: #57606a;
  --bg: #f6f8fa;
}

* { box-sizing: border-box; }

html,
body {
  height: 100%;
  overflow: hidden;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #24292f;
  background: white;
}

button,
input,
select {
  font: inherit;
}

button {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 7px 10px;
  background: white;
  color: #24292f;
  cursor: pointer;
}

button:hover { background: #f6f8fa; }
button.primary { background: #0969da; border-color: #0969da; color: white; }
button.primary:hover { background: #0757b8; }
button.danger { color: #cf222e; }
button:disabled { cursor: not-allowed; opacity: 0.55; }

.app {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  height: 100vh;
  height: 100dvh;
  min-height: 0;
  overflow: hidden;
}

aside {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  border-right: 1px solid var(--border);
  background: var(--bg);
}

header,
.trip-manager,
.controls {
  border-bottom: 1px solid var(--border);
  background: white;
}

.sidebar-tools {
  flex: 0 1 auto;
  max-height: min(48vh, 520px);
  min-height: 0;
  overflow: auto;
  border-bottom: 1px solid var(--border);
  background: white;
}

header {
  padding: 12px 16px 10px;
}

h1 {
  margin: 0 0 4px;
  font-size: 18px;
}

.subtitle,
.summary,
.status,
.meta {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.trip-manager,
.controls {
  display: grid;
  gap: 8px;
  padding: 10px 16px;
}

summary {
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
  user-select: none;
}

details {
  border: 1px solid transparent;
  border-radius: 8px;
}

details[open] {
  border-color: var(--border);
  padding: 8px;
  background: #f6f8fa;
}

label {
  display: grid;
  gap: 4px;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
}

input[type="text"],
input[type="url"],
input[type="date"],
input[type="file"],
select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 7px 8px;
  color: #24292f;
  background: white;
}

.button-row,
.range-controls {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
}

.range-controls { grid-template-columns: 1fr 1fr; }

.view-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 8px;
}

.import-grid {
  display: grid;
  gap: 10px;
  margin-top: 10px;
}

.filters {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 8px;
}

.filters label,
.route-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
  color: #24292f;
}

#itinerary {
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
  padding: 12px 12px 20px;
}

.empty-state {
  margin: 12px;
  border: 1px dashed var(--border);
  border-radius: 10px;
  padding: 18px;
  background: white;
  color: var(--muted);
  text-align: center;
}

.day {
  margin-bottom: 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  background: white;
}

.day h2 {
  margin: 0;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  background: #f6f8fa;
}

.item,
.route-entry {
  display: grid;
  gap: 3px;
  width: 100%;
  padding: 10px 12px;
  border: 0;
  border-bottom: 1px solid #eaeef2;
  text-align: left;
  background: white;
  color: #24292f;
  cursor: pointer;
}

.item:last-child { border-bottom: 0; }
.item:hover,
.item.active { background: #f6f8fa; }
.item.no-marker { cursor: default; }

.route-entry {
  width: calc(100% - 24px);
  margin: 8px 12px;
  border: 1px solid #b6d7ff;
  border-radius: 8px;
  background: #ddf4ff;
}

.route-entry:hover,
.route-entry.active {
  border-color: #0969da;
  background: #b6e3ff;
}

.route-entry.loading {
  border-color: #d0d7de;
  background: #f6f8fa;
  cursor: progress;
}

.item-top {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.time {
  flex: 0 0 auto;
  width: 45px;
  color: var(--muted);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.title,
.route-title,
.search-result-title {
  font-size: 14px;
  font-weight: 700;
}

.pill {
  display: inline-block;
  width: fit-content;
  border-radius: 999px;
  padding: 2px 7px;
  color: white;
  font-size: 11px;
  font-weight: 700;
}

.map-wrap {
  position: relative;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
}

#map {
  width: 100%;
  height: 100%;
}

.category-marker-wrapper {
  background: transparent;
  border: 0;
}

.category-marker {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 2px solid white;
  border-radius: 50% 50% 50% 0;
  background: var(--pin-color, #57606a);
  box-shadow: 0 3px 10px rgba(31, 35, 40, 0.35);
  color: white;
  font-size: 17px;
  line-height: 1;
  transform: rotate(-45deg);
}

.category-marker.selected {
  width: 40px;
  height: 40px;
  border: 3px solid #24292f;
  font-size: 21px;
}

.category-marker span {
  transform: rotate(45deg);
  filter: drop-shadow(0 1px 1px rgba(31, 35, 40, 0.35));
}

.map-search {
  position: absolute;
  z-index: 700;
  top: 14px;
  left: 50%;
  width: min(560px, calc(100% - 32px));
  transform: translateX(-50%);
}

.search-box {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 10px 8px 14px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 8px 24px rgba(31, 35, 40, 0.24);
}

#tripSearch {
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  color: #24292f;
  font-size: 15px;
}

#clearSearch {
  border: 0;
  border-radius: 999px;
  padding: 4px 8px;
  background: #eaeef2;
  color: #57606a;
}

.search-results {
  display: none;
  max-height: min(360px, calc(100vh - 120px));
  margin: 8px 10px 0;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 12px 28px rgba(31, 35, 40, 0.28);
}

.search-results.open { display: block; }

.search-result {
  display: grid;
  gap: 3px;
  width: 100%;
  padding: 10px 12px;
  border: 0;
  border-bottom: 1px solid #eaeef2;
  text-align: left;
  background: transparent;
  color: #24292f;
}

.search-result:hover,
.search-result.active { background: #ddf4ff; }

.map-timeline {
  position: absolute;
  z-index: 650;
  right: 18px;
  bottom: 18px;
  left: 18px;
  display: grid;
  gap: 8px;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 10px 16px 12px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 10px 28px rgba(31, 35, 40, 0.24);
}

.map-timeline[hidden] { display: none; }

.map-timeline[hidden] + .map-note { bottom: 12px; }

.timeline-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

#timelineCurrent {
  min-width: 0;
  overflow: hidden;
  color: #24292f;
  text-align: right;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.timeline-rail {
  position: relative;
  min-height: 44px;
  padding: 0 2px;
}

.timeline-slider {
  position: relative;
  z-index: 2;
  width: 100%;
  margin: 0;
  accent-color: #0969da;
  cursor: pointer;
}

.timeline-slider:disabled {
  cursor: default;
}

.timeline-ticks {
  position: absolute;
  z-index: 1;
  right: 2px;
  bottom: 0;
  left: 2px;
  height: 28px;
  pointer-events: none;
}

.timeline-tick {
  position: absolute;
  bottom: 0;
  display: grid;
  justify-items: center;
  gap: 3px;
  min-width: 54px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1;
  transform: translateX(-50%);
}

.timeline-tick::before {
  content: "";
  width: 1px;
  height: 9px;
  background: #8c959f;
}

.map-note {
  position: absolute;
  z-index: 500;
  right: 12px;
  bottom: 100px;
  max-width: 460px;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--muted);
  font-size: 12px;
  box-shadow: 0 8px 24px rgba(140, 149, 159, 0.2);
}

.popup h3 {
  margin: 0 0 6px;
  font-size: 15px;
}

.popup p {
  margin: 4px 0;
  line-height: 1.35;
}

.popup pre {
  max-height: 180px;
  overflow: auto;
  white-space: pre-wrap;
  font-family: inherit;
  font-size: 12px;
  background: #f6f8fa;
  border-radius: 6px;
  padding: 8px;
}

@media (max-width: 900px) {
  .app {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, 42dvh) minmax(0, 58dvh);
  }

  aside {
    order: 2;
    border-right: 0;
    border-top: 1px solid var(--border);
  }

  .map-wrap { order: 1; }

  .sidebar-tools {
    max-height: min(26dvh, 240px);
  }

  .map-timeline {
    right: 10px;
    bottom: 10px;
    left: 10px;
    padding: 8px 12px 10px;
  }

  .map-note {
    display: none;
  }
}

@media (max-height: 760px) {
  .sidebar-tools {
    max-height: 42vh;
  }

  .subtitle {
    display: none;
  }
}

@media (max-width: 900px) and (max-height: 760px) {
  .sidebar-tools {
    max-height: 24dvh;
  }
}