:root {
  color-scheme: light;

  --header-h: 68px;
  --radius: 0;
  --pad: 14px;
  --shadow: none;

  --mono-0: #ffffff;
  --mono-1: #f0f0f0;
  --mono-2: #d8d8d8;
  --mono-3: #a0a0a0;
  --mono-4: #4a4a4a;
  --mono-5: #151515;

  --color-bg: var(--mono-1);
  --color-panel: var(--mono-0);
  --color-line: var(--mono-2);
  --color-text: var(--mono-5);
  --color-muted: var(--mono-4);
  --color-header: var(--mono-1);

  --color-ok: #2f8f49;
  --color-ok-ring: rgba(47, 143, 73, 0.2);
  --color-bad: #b53a3a;
  --color-bad-ring: rgba(181, 58, 58, 0.2);
  --color-warn: #9a7a15;
  --color-warn-ring: rgba(154, 122, 21, 0.22);
  --color-pending: var(--mono-3);
  --color-pending-ring: rgba(160, 160, 160, 0.2);
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;

    --mono-0: #0e0e0e;
    --mono-1: #151515;
    --mono-2: #2a2a2a;
    --mono-3: #505050;
    --mono-4: #b6b6b6;
    --mono-5: #ececec;

    --color-bg: var(--mono-0);
    --color-panel: var(--mono-1);
    --color-line: var(--mono-2);
    --color-text: var(--mono-5);
    --color-muted: var(--mono-4);
    --color-header: var(--mono-1);

    --color-ok: #5bc779;
    --color-ok-ring: rgba(91, 199, 121, 0.22);
    --color-bad: #f07171;
    --color-bad-ring: rgba(240, 113, 113, 0.22);
    --color-warn: #e6c04e;
    --color-warn-ring: rgba(230, 192, 78, 0.26);
    --color-pending: var(--mono-3);
    --color-pending-ring: rgba(80, 80, 80, 0.3);
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; }

body {
  font: 16px/1.35 "SF Pro Text", "SF Pro Display", "-apple-system", "BlinkMacSystemFont", "Segoe UI", sans-serif;
  color: var(--color-text);
  background:
    radial-gradient(1200px 700px at 10% -10%, rgba(0, 0, 0, 0.03), transparent 65%),
    radial-gradient(1000px 600px at 120% 120%, rgba(0, 0, 0, 0.02), transparent 65%),
    var(--color-bg);
}

.container {
  width: 100%;
  margin: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 8;
  border-bottom: 1px solid var(--color-line);
  background: color-mix(in srgb, var(--color-header) 92%, transparent);
  backdrop-filter: blur(8px);
}

.topbar {
  min-height: var(--header-h);
  padding: 0 var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.top-stats {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

.brand {
  color: var(--color-text);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.2px;
}

.app-main {
  padding: 0;
  height: calc(100dvh - var(--header-h));
}

.ok { color: var(--color-ok); }
.bad { color: var(--color-bad); }
.warn { color: var(--color-warn); }
.muted { color: var(--color-muted); }

.card {
  background: var(--color-panel);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.board {
  margin-top: 0;
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  border-top: none;
}

.mobile-view-toggle {
  display: none;
  padding: 10px var(--pad);
  border-bottom: 1px solid var(--color-line);
  gap: 8px;
  background: var(--color-panel);
}

.mobile-toggle-btn {
  border: 1px solid var(--color-line);
  background: var(--color-panel);
  color: var(--color-text);
  border-radius: 5px;
  height: 32px;
  padding: 0 10px;
  font: inherit;
  font-size: 13px;
}

.mobile-toggle-btn.active {
  background: color-mix(in srgb, var(--color-panel) 78%, var(--color-line));
  font-weight: 600;
}

.station-list {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: none;
  height: 100%;
  overflow: auto;
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(320px, 420px) minmax(0, 1fr);
  min-height: 0;
  flex: 1;
  height: 100%;
}

.list-panel {
  display: flex;
  flex-direction: column;
  min-height: 0;
  height: 100%;
}

.list-search-wrap {
  padding: 10px var(--pad);
  border-bottom: 1px solid var(--color-line);
  background: var(--color-panel);
}

.list-search {
  width: 100%;
  border: 1px solid var(--color-line);
  background: var(--color-panel);
  color: var(--color-text);
  border-radius: 5px;
  height: 34px;
  padding: 0 10px;
  font: inherit;
  font-size: 13px;
}

.map-panel {
  border-left: 1px solid var(--color-line);
  min-height: 0;
  height: 100%;
}

.station-item {
  border-bottom: 1px solid var(--color-line);
  transition: background-color .14s ease, box-shadow .14s ease;
}

.station-item:last-child { border-bottom: none; }

.station-item.is-hovered {
  background: color-mix(in srgb, var(--color-panel) 70%, var(--color-line));
  box-shadow: inset 4px 0 0 var(--color-text);
}

.station-row-link {
  padding: 12px var(--pad);
  display: grid;
  grid-template-columns: 16px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.station-row-link:hover {
  background: color-mix(in srgb, var(--color-panel) 78%, var(--color-line));
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--color-pending);
  box-shadow: 0 0 0 3px var(--color-pending-ring);
}

.dot.ok {
  background: var(--color-ok);
  box-shadow: 0 0 0 3px var(--color-ok-ring);
}

.dot.bad {
  background: var(--color-bad);
  box-shadow: 0 0 0 3px var(--color-bad-ring);
}

.dot.warn {
  background: var(--color-warn);
  box-shadow: 0 0 0 3px var(--color-warn-ring);
}

.station-name {
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.1px;
}

.station-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-label {
  min-width: 110px;
  text-align: right;
  font-size: 12px;
  font-weight: 500;
}

.btn {
  border: 1px solid var(--color-line);
  background: var(--color-panel);
  color: var(--color-text);
  text-decoration: none;
  border-radius: 5px;
  height: 34px;
  padding: 0 11px;
  font-size: 13px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
}

.btn:hover {
  border-color: var(--color-muted);
  background: color-mix(in srgb, var(--color-panel) 78%, var(--color-line));
}

.chevron {
  color: var(--color-muted);
  font-size: 18px;
  line-height: 1;
}

.station-map {
  height: 100%;
  min-height: 72vh;
  width: 100%;
  overflow: hidden;
}

.map-empty {
  margin: 0;
  padding: 14px;
}

.leaflet-container {
  background: color-mix(in srgb, var(--color-panel) 80%, var(--color-line));
  font: inherit;
}

.fc-marker-wrap {
  position: relative;
  width: 28px;
  height: 28px;
}

.fc-marker-core,
.fc-marker-pulse {
  position: absolute;
  left: 50%;
  top: 50%;
  border-radius: 999px;
}

.fc-marker-core {
  width: 14px;
  height: 14px;
  transform: translate(-50%, -50%);
  border: 2px solid rgba(0, 0, 0, 0.35);
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.8);
}

.fc-marker-pulse {
  width: 28px;
  height: 28px;
  border: 2px solid transparent;
  opacity: 0.8;
  transform: translate(-50%, -50%) scale(0.9);
  animation: fcPulse 2s ease-out infinite;
}

.fc-marker-wrap.pending .fc-marker-core { background: #a0a0a0; }
.fc-marker-wrap.pending .fc-marker-pulse { border-color: rgba(160, 160, 160, 0.55); }
.fc-marker-wrap.ok .fc-marker-core { background: #2f8f49; }
.fc-marker-wrap.ok .fc-marker-pulse { border-color: rgba(47, 143, 73, 0.5); }
.fc-marker-wrap.bad .fc-marker-core { background: #b53a3a; }
.fc-marker-wrap.bad .fc-marker-pulse { border-color: rgba(181, 58, 58, 0.5); }
.fc-marker-wrap.warn .fc-marker-core { background: #9a7a15; }
.fc-marker-wrap.warn .fc-marker-pulse { border-color: rgba(154, 122, 21, 0.5); }

.fc-marker-wrap.is-highlighted {
  transform: scale(1.45);
  z-index: 900;
}

.fc-marker-wrap.is-highlighted .fc-marker-pulse {
  animation-duration: 1s;
  opacity: 1;
}

@keyframes fcPulse {
  0% { transform: translate(-50%, -50%) scale(0.86); opacity: 0.95; }
  70% { transform: translate(-50%, -50%) scale(1.35); opacity: 0.15; }
  100% { transform: translate(-50%, -50%) scale(1.45); opacity: 0; }
}

.popup-link {
  color: inherit;
  text-decoration: underline;
}

@media (max-width: 860px) {
  .mobile-view-toggle {
    display: flex;
  }

  .list-search-wrap {
    padding: 8px var(--pad);
  }

  .list-search {
    height: 32px;
    font-size: 12px;
  }

  .station-row-link {
    grid-template-columns: 14px minmax(0, 1fr) auto auto;
    gap: 8px;
    padding: 10px var(--pad);
    align-items: center;
  }

  .station-name {
    font-size: 14px;
    line-height: 1.25;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .station-right {
    grid-column: auto;
    align-items: center;
    margin-top: 0;
    display: contents;
  }

  .status-label {
    min-width: 0;
    text-align: right;
    font-size: 11px;
    line-height: 1.2;
    white-space: nowrap;
  }

  .chevron {
    font-size: 16px;
    opacity: 0.8;
  }

  .split-layout {
    grid-template-columns: 1fr;
    min-height: 0;
    height: 100%;
  }

  .map-panel {
    border-left: none;
    border-top: 1px solid var(--color-line);
  }

  .list-panel.mobile-hidden,
  .map-panel.mobile-hidden {
    display: none;
  }

  .station-list {
    max-height: none;
    height: 100%;
  }

  .station-map {
    height: 100%;
    min-height: 0;
  }

  .top-actions {
    width: 100%;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
  }

  .top-stats {
    flex-wrap: wrap;
    gap: 8px;
  }
}