@layer travel-map {
  html,
  body {
    height: 100%;
  }

  body {
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }

  header {
    flex: 0 0 auto;
  }

  .layout {
    display: grid;
    grid-template-columns: var(--sidebar-width) 8px minmax(0, 1fr);
    width: min(var(--travel-map-width, 1560px), calc(100vw - 56px));
    max-width: none;
    margin: 0 auto;
    padding: 0;
    flex: 1 1 auto;
    min-height: 0;
    border-left: 1px solid var(--line);
    border-right: 1px solid var(--line);
  }

  aside {
    padding: 18px;
    min-height: 0;
    overflow-y: auto;
    overscroll-behavior: contain;
    background: var(--panel);
  }

  .resizer {
    cursor: col-resize;
    touch-action: none;
    user-select: none;
    border-left: 1px solid var(--line);
    border-right: 1px solid var(--line);
    background: var(--travel-resizer-bg, linear-gradient(90deg, #eef3ed, #dce7dc, #eef3ed));
  }

  .resizer:hover,
  .resizing .resizer {
    background: var(--travel-resizer-hover-bg, #b8c9b8);
  }

  .resizing {
    cursor: col-resize;
    user-select: none;
  }

  #map {
    width: 100%;
    height: 100%;
    min-height: 0;
  }

  .day-card {
    margin: 0 0 16px;
    padding: 14px 14px 12px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: white;
    box-shadow: 0 8px 24px rgba(40, 55, 42, 0.06);
    transition: box-shadow 160ms ease, transform 160ms ease, background 160ms ease;
  }

  .day-card.active {
    background: var(--travel-map-card-active-bg, #fffdf2);
    box-shadow: 0 12px 34px rgba(40, 55, 42, 0.14);
    transform: translateY(-1px);
  }

  .day-card h2 {
    margin: 0 0 10px;
    font-size: 18px;
  }

  .day-card ol {
    margin: 0;
    padding-left: 24px;
  }

  .traffic-summary {
    margin: -2px 0 10px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
    line-height: 1.45;
  }

  .traffic-summary-heading,
  .traffic-summary-line {
    display: block;
  }

  .traffic-summary-line {
    margin-top: 3px;
    padding-left: 1em;
    text-indent: -1em;
  }

  .day-card li {
    margin: 8px 0;
    line-height: 1.45;
  }

  .day-card li.point-transit {
    color: var(--muted);
  }

  .day-card li[data-target] {
    cursor: pointer;
    border-radius: 10px;
    transition: background 140ms ease, transform 140ms ease;
  }

  .day-card li[data-target]:hover {
    background: var(--travel-map-list-hover-bg, #f1f6ef);
    transform: translateX(2px);
  }

  .time {
    display: inline-block;
    min-width: 86px;
    color: var(--muted);
    font-variant-numeric: tabular-nums;
  }

  .photo-badge,
  .featured-badge,
  .optional-badge {
    display: inline-block;
    margin-left: 6px;
    padding: 1px 6px;
    border-radius: 999px;
    color: #ffffff;
    background: #17211b;
    font-size: 11px;
    font-weight: 800;
    vertical-align: 1px;
  }

  .featured-badge {
    background: var(--accent-2);
  }

  .optional-badge {
    background: #6f746b;
  }

  .note {
    margin: 16px 0 0;
    padding: 12px;
    border-left: 4px solid #b7c6b9;
    color: var(--muted);
    background: #f5f7f1;
    line-height: 1.55;
  }

  .legend {
    margin: 12px 0 0;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: #ffffff;
    color: var(--muted);
  }

  .legend-title {
    margin: 0 0 8px;
    color: var(--ink);
    font-weight: 700;
  }

  .legend-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 6px 0;
    color: var(--muted);
    font-size: 13px;
  }

  .legend-line {
    width: 36px;
    height: 0;
    border-top: 4px solid var(--ink);
    border-radius: 999px;
  }

  .legend-line.rail,
  .legend-line.shinkansen {
    border-top-style: solid;
  }

  .legend-line.city {
    border-top-style: dashed;
  }

  .legend-line.bus {
    border-top-style: dashed;
    border-top-width: 3px;
  }

  .legend-line.boat,
  .legend-line.ferry,
  .legend-line.flight {
    border-top-style: dotted;
  }

  .legend-line.boat,
  .legend-line.ferry {
    border-top-width: 3px;
  }

  .marker-label {
    --label-color: var(--accent);
    display: inline-flex;
    align-items: center;
    justify-content: flex-start;
    gap: 6px;
    min-width: 48px;
    min-height: 28px;
    padding: 4px 10px 4px 7px;
    border: 1px solid rgba(23, 33, 27, 0.16);
    border-radius: 12px;
    color: var(--ink);
    background: rgba(255, 253, 247, 0.94);
    box-shadow: 0 8px 18px rgba(31, 38, 31, 0.18), 0 0 0 2px rgba(255, 253, 247, 0.72);
    font-size: 13px;
    font-weight: 800;
    white-space: nowrap;
  }

  .marker-label.point-transit {
    background: color-mix(in srgb, white 90%, var(--label-color));
    border-style: dashed;
    color: color-mix(in srgb, var(--label-color) 82%, #2d241d);
  }

  .marker-label::before {
    content: "";
    flex: 0 0 auto;
    width: 6px;
    height: 16px;
    border-radius: 999px;
    background: var(--label-color);
  }

  .leaflet-tooltip {
    padding: 6px 9px;
    border: 0;
    border-radius: 10px;
    color: #17211b;
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);
    font-size: 13px;
    font-weight: 700;
  }

  .popup-title {
    margin: 0 0 4px;
    font-weight: 700;
  }

  .popup-body {
    margin: 0;
    line-height: 1.45;
  }

  .popup-photo {
    display: block;
    width: 260px;
    max-width: 100%;
    margin: 8px 0 6px;
    border-radius: 12px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.16);
  }

  .popup-link {
    color: #2364aa;
    font-size: 12px;
    font-weight: 700;
    text-decoration: none;
  }

  .popup-link:hover {
    text-decoration: underline;
  }

  @media (max-width: 900px) {
    body {
      display: block;
      height: auto;
      overflow: auto;
    }

    .page-tabs {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      width: 100%;
    }

    .page-tabs a {
      text-align: center;
    }

    .layout {
      display: block;
      width: 100%;
      margin: 0;
      border-left: 0;
      border-right: 0;
    }

    aside {
      max-height: none;
      overflow: visible;
      border-bottom: 1px solid var(--line);
    }

    .resizer {
      display: none;
    }

    #map {
      height: 70vh;
      min-height: 70vh;
    }
  }
}