/* ── Color system (OKLCH) ── */

:root {
  /* Background scale */
  --bg-base: oklch(0.08 0.015 260);      /* #0a0a0f — app background */
  --bg-surface: oklch(0.13 0.015 260);    /* #0d1117 — panels, cards */
  --bg-raised: oklch(0.16 0.012 260);     /* elevated elements */
  --bg-overlay: oklch(0.10 0.015 260 / 0.92); /* modals, dropdowns */

  /* Text scale */
  --text-primary: oklch(0.9 0.005 260);   /* #e0e0e0 */
  --text-secondary: oklch(0.75 0.005 260);
  --text-muted: oklch(0.55 0.005 260);
  --text-faint: oklch(0.42 0.005 260);

  /* Border scale */
  --border-subtle: oklch(1 0 0 / 0.06);
  --border-default: oklch(1 0 0 / 0.08);
  --border-medium: oklch(1 0 0 / 0.1);
  --border-strong: oklch(1 0 0 / 0.15);
  --border-emphasis: oklch(1 0 0 / 0.25);

  /* Primary (blue) */
  --primary: oklch(0.7 0.15 250);          /* #4a9eff */
  --primary-muted: oklch(0.7 0.15 250 / 0.6);
  --primary-subtle: oklch(0.7 0.15 250 / 0.3);
  --primary-faint: oklch(0.7 0.15 250 / 0.12);
  --primary-wash: oklch(0.7 0.15 250 / 0.06);

  /* Accent: spot (green) */
  --accent-spot: oklch(0.8 0.18 155);      /* #4ae88a */

  /* Accent: station (orange) */
  --accent-station: oklch(0.78 0.14 75);   /* #ffb74a */

  /* Accent: proposed (purple) */
  --accent-proposed: oklch(0.68 0.2 320);  /* #e84aff */

  /* Swell partition colors */
  --swell-1: oklch(0.7 0.15 250);          /* primary blue */
  --swell-2: oklch(0.78 0.1 220);          /* light blue */
  --swell-3: oklch(0.84 0.06 220);         /* pale blue */
  --swell-wind: oklch(0.78 0.14 75);       /* orange */

  /* Status */
  --status-warn: oklch(0.78 0.15 75);      /* #ffb432 */
  --status-error: oklch(0.65 0.2 25);      /* #ff5050 */
  --status-info: oklch(0.7 0.15 250);      /* same as primary */

  /* Chart */
  --chart-grid: oklch(1 0 0 / 0.06);
  --chart-grid-major: oklch(1 0 0 / 0.15);
  --chart-crosshair: oklch(1 0 0 / 0.3);
  --chart-sim-line: var(--primary-muted);
  --chart-now-line: oklch(1 0 0 / 0.2);
}

/* ── Reset ── */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 13px;
}

/* ── App layout ──
   ┌──────────────────────────────────┐
   │  ┌────────────────┐ ┌─────────┐ │
   │  │   viewport     │ │  data   │ │
   │  │                │ │  panel  │ │
   │  └────────────────┘ └─────────┘ │
   │  ┌──────────────────────────────┐│
   │  │  timeline bar                ││
   │  └──────────────────────────────┘│
   └──────────────────────────────────┘
*/

#app {
  display: grid;
  grid-template-columns: 1fr var(--panel-width, 320px);
  grid-template-rows: 1fr var(--timeline-height, 48px);
  width: 100%;
  height: 100%;
}

/* ── View modes ── */

/* Map only: no data panel, viewport takes full width */
#app[data-view="map"] {
  grid-template-columns: 1fr;
}
#app[data-view="map"] #data-panel {
  display: none;
}

/* Data only: no viewport, data panel takes full width */
#app[data-view="data"] {
  grid-template-columns: 1fr;
}
#app[data-view="data"] #viewport {
  display: none;
}
#app[data-view="data"] #data-panel {
  grid-column: 1;
}

/* 2-column card layout — only in data-only view where panel is full width */
#app[data-view="data"] #data-panel-content.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  align-items: start;
  align-content: start;
}

#app[data-view="data"] #data-panel-content.two-col .pinned-section {
  grid-column: 1 / -1;
}

#app[data-view="data"] #data-panel-content.two-col .data-card {
  margin-bottom: 0;
}

/* Column toggle button */
.col-toggle {
  background: none;
  border: 1px solid var(--border-default);
  border-radius: 3px;
  color: var(--text-faint);
  font-size: 10px;
  padding: 2px 6px;
  cursor: pointer;
  transition: all 0.15s;
  line-height: 1.3;
}

.col-toggle:hover {
  border-color: var(--border-strong);
  color: var(--text-muted);
}

.col-toggle.active {
  border-color: var(--primary-subtle);
  color: var(--primary);
  background: var(--primary-wash);
}

/* Split (default): both visible — no override needed */

/* Spot: same as split but map inset hidden (handled in JS) */

/* ── Viewport (3D + overlays) ── */

#viewport {
  grid-column: 1;
  grid-row: 1;
  position: relative;
  overflow: hidden;
  background: #0a0a0f;
}

#terrain-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

#overlay-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

#pinned-cards {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

#pinned-cards > * {
  pointer-events: auto;
}

/* ── Map inset ── */

#map-inset {
  position: absolute;
  bottom: 12px;
  left: 12px;
  width: 280px;
  height: 180px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 4px;
  background: var(--bg-surface);
  overflow: visible;
  z-index: 30;  /* above POI markers (z-index: 10/20) */
}

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

/* ── Data panel (right sidebar) ── */

#data-panel {
  grid-column: 2;
  grid-row: 1;
  display: flex;
  flex-direction: column;
  border-left: 1px solid rgba(255, 255, 255, 0.08);
  background: var(--bg-surface);
  overflow: hidden;
}

#data-panel-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-subtle);
  flex-shrink: 0;
}

.panel-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

#data-panel-content {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
}

/* ── Timeline bar ── */

#timeline-bar {
  grid-column: 1 / -1;
  grid-row: 2;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: var(--bg-surface);
}

#timeline-controls {
  flex-shrink: 0;
}

.timeline-btn {
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 4px;
  color: var(--text-primary);
  width: 28px;
  height: 28px;
  font-size: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.timeline-btn:hover {
  background: var(--border-subtle);
  border-color: var(--border-emphasis);
}

.timeline-speed-btn {
  width: auto;
  padding: 0 8px;
  font-size: 10px;
  font-variant-numeric: tabular-nums;
}

#timeline-track {
  flex: 1;
  height: 4px;
  background: var(--border-default);
  border-radius: 2px;
  position: relative;
  cursor: pointer;
}

#timeline-ticks {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.timeline-tick {
  position: absolute;
  top: -8px;
  width: 1px;
  height: 20px;
  background: rgba(255, 255, 255, 0.15);
}

.timeline-tick-label {
  position: absolute;
  top: -18px;
  transform: translateX(-50%);
  font-size: 9px;
  color: var(--text-faint);
  white-space: nowrap;
}

#timeline-cursor {
  position: absolute;
  top: -4px;
  left: 0%;
  width: 12px;
  height: 12px;
  background: var(--primary);
  border-radius: 50%;
  transform: translateX(-50%);
  cursor: grab;
}

#timeline-cursor:active {
  cursor: grabbing;
}

#timeline-label {
  flex-shrink: 0;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  color: var(--text-muted);
  min-width: 80px;
  text-align: right;
}

/* Map overlay selector */

.map-overlay-selector {
  position: absolute;
  top: -22px;
  left: 0;
  display: flex;
  gap: 2px;
}

.map-overlay-btn {
  font-size: 8px;
  padding: 1px 5px;
  border-radius: 2px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(0, 0, 0, 0.5);
  color: var(--text-faint);
  cursor: pointer;
  transition: all 0.15s;
  line-height: 1.3;
}

.map-overlay-btn:hover {
  border-color: var(--border-strong);
  color: var(--text-muted);
}

.map-overlay-btn.active {
  border-color: var(--primary-subtle);
  color: var(--primary);
  background: rgba(0, 0, 0, 0.6);
}

/* 3D terrain overlay selector */

.terrain-overlay-selector {
  position: absolute;
  top: 8px;
  left: 8px;
  display: flex;
  gap: 2px;
  align-items: center;
  z-index: 5;
}

.terrain-overlay-label {
  font-size: 8px;
  color: var(--text-faint);
  margin-right: 2px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* 2D map fallback (Leaflet). Lives inside #viewport, hidden by default and
   shown when the neural-terrain toggle is off (or the browser has no
   WebGPU). */

#map-2d {
  position: absolute;
  inset: 0;
  display: none;
  z-index: 2;
  background: #1a1a1a;
}

#app[data-render-mode="2d"] #map-2d {
  display: block;
}

#app[data-render-mode="2d"] #terrain-canvas,
#app[data-render-mode="2d"] #overlay-canvas,
#app[data-render-mode="2d"] #map-inset,
#app[data-render-mode="2d"] .terrain-overlay-selector,
#app[data-render-mode="2d"] .terrain-legend {
  display: none !important;
}

/* Leaflet attribution control reads white-on-white by default — tone it
   down for the dark UI. */
.leaflet-control-attribution {
  background: rgba(0, 0, 0, 0.5) !important;
  color: var(--text-faint) !important;
  font-size: 9px !important;
}
.leaflet-control-attribution a {
  color: var(--text-muted) !important;
}
.leaflet-bar a,
.leaflet-bar a:hover {
  background-color: rgba(0, 0, 0, 0.6) !important;
  color: var(--text-muted) !important;
  border-color: rgba(255, 255, 255, 0.1) !important;
}

/* Neural terrain toggle (mounted top-right of #viewport, inline with the
   data panel "DATA" header). Apple-style switch. */

.neural-toggle {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 6;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.08);
  cursor: pointer;
  user-select: none;
  transition: border-color 0.15s;
}

.neural-toggle:hover {
  border-color: var(--border-strong);
}

.neural-toggle.disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.neural-toggle-label {
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.neural-toggle:hover .neural-toggle-label {
  color: var(--text-muted);
}

/* Visually-hidden checkbox (drives state via :checked sibling selector). */
.neural-toggle-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.neural-toggle-track {
  position: relative;
  display: inline-block;
  width: 26px;
  height: 14px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  transition: background-color 0.18s ease;
}

.neural-toggle-knob {
  position: absolute;
  top: 1px;
  left: 1px;
  width: 12px;
  height: 12px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.35);
  transition: transform 0.18s ease;
}

.neural-toggle-input:checked ~ .neural-toggle-track {
  background: var(--primary, #4cb4ff);
}

.neural-toggle-input:checked ~ .neural-toggle-track .neural-toggle-knob {
  transform: translateX(12px);
}

.neural-toggle.disabled .neural-toggle-track {
  background: rgba(255, 255, 255, 0.06);
}

/* 3D terrain legend (mounted in #viewport, sits under the overlay selector) */

.terrain-legend {
  position: absolute;
  top: 28px;
  left: 8px;
  z-index: 5;
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 5px 6px;
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  pointer-events: none;
}

.terrain-legend-row {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 110px;
}

.terrain-legend-label {
  font-size: 8.5px;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.terrain-legend-bar-wrap {
  position: relative;
  width: 110px;
  height: 16px;
}

.terrain-legend-bar {
  width: 100%;
  height: 6px;
  border-radius: 1px;
  border: 0.5px solid rgba(255, 255, 255, 0.18);
}

.terrain-legend-min,
.terrain-legend-max {
  position: absolute;
  top: 8px;
  font-size: 7.5px;
  color: var(--text-faint);
  line-height: 1;
}

.terrain-legend-min { left: 0; }
.terrain-legend-max { right: 0; }

/* ── Data cards ── */

.data-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-default);
  border-radius: 6px;
  padding: 12px;
  margin-bottom: 8px;
  transition: border-color 0.2s, opacity 0.35s ease, transform 0.3s ease;
}

.data-card:hover,
.data-card-highlighted {
  border-color: rgba(255, 255, 255, 0.22);
  background: var(--border-subtle);
}

.data-card {
  cursor: pointer;
}

.data-card-title {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.data-card-value {
  font-size: 22px;
  font-weight: 300;
  font-variant-numeric: tabular-nums;
  color: var(--text-primary);
  line-height: 1.2;
}

.data-card-unit {
  font-size: 11px;
  color: var(--text-faint);
  margin-left: 4px;
}

/* ── Card blocks ── */

.data-card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.data-card-icon {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.data-card-icon-buoy { background: var(--primary); }
.data-card-icon-spot { background: var(--accent-spot); }
.data-card-icon-station { background: var(--accent-station); }
.data-card-icon-proposed { background: #e84aff; border-radius: 2px; }

.data-card-title-group {
  min-width: 0;
}

.card-badges {
  display: flex;
  gap: 4px;
  margin-left: auto;
  flex-shrink: 0;
}

.card-badge {
  font-size: 8px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 1px 5px;
  border-radius: 3px;
  line-height: 1.4;
}

.card-badge-info {
  background: var(--border-default);
  color: var(--text-muted);
}

.card-badge-warn {
  background: oklch(from var(--status-warn) l c h / 0.15);
  color: var(--status-warn);
}

.card-badge-error {
  background: oklch(from var(--status-error) l c h / 0.15);
  color: var(--status-error);
}

/* Block labels — inline so badges sit on same row */
.metric-label,
.swell-label,
.wind-label,
.tide-label,
.timechart-label,
.solar-label,
.sparkline-label {
  display: inline;
}

/* Per-block badges — inline next to block label */
.block-badge {
  display: inline-block;
  vertical-align: middle;
  font-size: 7px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 1px 4px;
  border-radius: 2px;
  line-height: 1.3;
  margin-left: 4px;
}

.block-badge-info {
  background: var(--border-subtle);
  color: var(--text-faint);
}

.block-badge-warn {
  background: oklch(from var(--status-warn) l c h / 0.1);
  color: oklch(from var(--status-warn) l c h / 0.5);
}

.block-badge-error {
  background: oklch(from var(--status-error) l c h / 0.1);
  color: oklch(from var(--status-error) l c h / 0.6);
}

.data-card-blocks {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.card-block {
  padding: 6px 0;
}

.card-block + .card-block {
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

/* Metric */

.metric-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 2px;
}

.metric-value {
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.card-block-large .metric-number {
  font-size: 28px;
  font-weight: 300;
}

.card-block-medium .metric-number {
  font-size: 18px;
  font-weight: 400;
}

.card-block-small .metric-number {
  font-size: 14px;
}

.metric-unit {
  font-size: 11px;
  color: var(--text-faint);
}

.metric-trend {
  font-size: 14px;
  margin-left: 4px;
}

.trend-up { color: #4ae88a; }
.trend-down { color: #ff6b6b; }
.trend-flat { color: var(--text-faint); }

/* Shared chart hover elements */

.chart-hover-crosshair {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background: rgba(255, 255, 255, 0.2);
  pointer-events: none;
}

.chart-hover-tooltip {
  position: absolute;
  bottom: -18px;
  background: rgba(0, 0, 0, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 3px;
  padding: 2px 6px;
  font-size: 9px;
  font-variant-numeric: tabular-nums;
  color: var(--text-primary);
  white-space: nowrap;
  pointer-events: none;
  z-index: 5;
  transform: translateX(-50%);
}

.chart-hover-wrap {
  position: relative;
  overflow: visible;
  margin-bottom: 16px;
}

/* Sparkline */

.sparkline-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}

.sparkline-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.sparkline-canvas {
  width: 100%;
  display: block;
  cursor: crosshair;
}

/* Spectrum chart */

.spectrum-legend {
  display: flex;
  gap: 3px;
  flex-wrap: wrap;
  margin-bottom: 4px;
}

.spectrum-pill {
  font-size: 9px;
  padding: 1px 7px;
  border-radius: 3px;
  border: 1px solid var(--border-default);
  background: none;
  color: var(--text-faint);
  cursor: pointer;
  transition: all 0.15s;
  line-height: 1.4;
}

.spectrum-pill:hover {
  border-color: var(--border-strong);
  color: var(--text-muted);
}

.spectrum-pill.active {
  border-color: var(--pill-color, rgba(74, 158, 255, 0.4));
  color: var(--pill-color, rgba(74, 158, 255, 0.9));
  background: color-mix(in srgb, var(--pill-color, #4a9eff) 10%, transparent);
}

.spectrum-canvas {
  width: 100%;
  display: block;
}

/* Direction chart */

.direction-chart-canvas {
  width: 100%;
  display: block;
  cursor: crosshair;
}

/* Swell partitions */

.swell-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.swell-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 2px 0;
  font-size: 12px;
}

.swell-arrow {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  line-height: 0;
}

.swell-partition-label {
  font-size: 10px;
  color: var(--text-faint);
  min-width: 55px;
}

.swell-text {
  color: rgba(255, 255, 255, 0.75);
  font-variant-numeric: tabular-nums;
}

/* Wind */

.wind-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.wind-content {
  display: flex;
  align-items: center;
  gap: 12px;
}

.wind-compass {
  width: 32px;
  height: 32px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.card-block-large .wind-compass {
  width: 44px;
  height: 44px;
}

.wind-arrow {
  font-size: 16px;
  color: var(--text-secondary);
  transition: transform 0.3s ease;
}

.wind-speed {
  font-size: 18px;
  font-weight: 400;
  font-variant-numeric: tabular-nums;
}

.card-block-large .wind-speed {
  font-size: 24px;
  font-weight: 300;
}

.wind-unit {
  font-size: 11px;
  color: var(--text-faint);
}

.wind-dir {
  font-size: 11px;
  color: var(--text-muted);
}

.wind-gust {
  font-size: 10px;
  color: var(--text-faint);
}

/* Tide */

.tide-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.tide-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 2px;
}

.tide-status {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 4px;
}

.tide-height {
  font-size: 16px;
  font-variant-numeric: tabular-nums;
}

.tide-unit {
  font-size: 11px;
  color: var(--text-faint);
}

.tide-phase {
  font-size: 10px;
  margin-left: 6px;
}

.tide-phase.rising { color: #4ae88a; }
.tide-phase.falling { color: #ff6b6b; }
.tide-phase.slack { color: var(--text-faint); }

.tide-canvas {
  width: 100%;
  height: 40px;
  display: block;
  cursor: crosshair;
}

/* Timechart */

.timechart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}

.timechart-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.timechart-tabs {
  display: flex;
  gap: 2px;
}

.timechart-tab {
  background: none;
  border: 1px solid var(--border-default);
  border-radius: 3px;
  color: var(--text-faint);
  font-size: 9px;
  padding: 1px 5px;
  cursor: pointer;
}

.timechart-tab:hover {
  border-color: var(--border-strong);
  color: var(--text-secondary);
}

.timechart-tab.active {
  background: var(--border-default);
  border-color: var(--border-strong);
  color: var(--text-secondary);
}

.timechart-canvas {
  width: 100%;
  display: block;
  cursor: crosshair;
}

/* Card action buttons */

.card-actions {
  display: flex;
  gap: 3px;
  flex-shrink: 0;
  margin-left: auto;
}

.card-action-btn {
  background: none;
  border: 1px solid var(--border-default);
  border-radius: 4px;
  color: var(--text-faint);
  width: 22px;
  height: 22px;
  font-size: 11px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.15s;
  padding: 0;
  line-height: 1;
}

.card-action-btn:hover {
  background: var(--border-subtle);
  border-color: var(--border-strong);
  color: var(--text-secondary);
}

.card-pin-btn.active {
  background: var(--primary-faint);
  border-color: var(--primary-subtle);
  color: var(--primary);
}

.card-hide-btn:hover {
  border-color: oklch(from var(--status-error) l c h / 0.3);
  color: var(--status-error);
}

/* Pinned cards section (sidebar) */

#pinned-cards {
  display: none; /* no longer used on viewport */
}

.pinned-section {
  border-bottom: 1px solid var(--primary-subtle);
  background: var(--primary-wash);
  flex-shrink: 0;
}

.pinned-section-header {
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary-muted);
  padding: 6px 10px 2px;
}

.pinned-section-list {
  padding: 0 6px 6px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 10px;
}

.pinned-section-list .data-card {
  border-color: var(--primary-faint);
}

.pinned-section-list .data-card.dragging {
  opacity: 0.4;
}

/* Filter/sort bar */

.filter-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-bottom: 1px solid var(--border-subtle);
  flex-shrink: 0;
  flex-wrap: wrap;
}

.filter-group {
  display: flex;
  gap: 2px;
}

.filter-pill {
  font-size: 9px;
  padding: 2px 8px;
  border-radius: 3px;
  border: 1px solid var(--border-default);
  background: none;
  color: var(--text-faint);
  cursor: pointer;
  transition: all 0.15s;
  line-height: 1.4;
  white-space: nowrap;
}

.filter-pill:hover {
  border-color: var(--border-strong);
  color: var(--text-muted);
}

.filter-pill.active {
  border-color: var(--primary-subtle);
  color: var(--primary);
  background: var(--primary-wash);
}

.filter-select {
  font-size: 9px;
  padding: 2px 6px;
  border-radius: 3px;
  border: 1px solid var(--border-default);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-muted);
  cursor: pointer;
  outline: none;
}

.filter-select:focus {
  border-color: var(--primary-subtle);
}

/* Hidden cards bar */
.hidden-cards-bar {
  padding: 4px 10px;
  border-bottom: 1px solid var(--border-subtle);
  flex-shrink: 0;
}

.hidden-cards-toggle {
  background: var(--border-subtle);
  border: 1px solid var(--border-medium);
  border-radius: 10px;
  color: var(--text-muted);
  font-size: 10px;
  padding: 2px 10px;
  cursor: pointer;
  transition: all 0.15s;
}

.hidden-cards-toggle:hover {
  background: var(--border-medium);
  color: var(--text-secondary);
}

.hidden-cards-list {
  display: none;
  padding-top: 6px;
}

.hidden-cards-list.expanded {
  display: block;
}

.hidden-card-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 3px 0;
}

.hidden-card-name {
  font-size: 11px;
  color: var(--text-muted);
}

.hidden-card-unhide {
  background: none;
  border: 1px solid var(--border-medium);
  border-radius: 3px;
  color: var(--text-muted);
  font-size: 9px;
  padding: 1px 6px;
  cursor: pointer;
}

.hidden-card-unhide:hover {
  background: var(--border-default);
  color: var(--text-secondary);
}

/* ── Card collapse/expand system ── */

/* Blocks container: animated via max-height */
.data-card .data-card-blocks {
  max-height: 2000px;
  overflow: hidden;
  opacity: 1;
  transition: max-height 0.35s ease, opacity 0.25s ease;
}

/* Collapsed: manually toggled */
.data-card-collapsed .data-card-blocks {
  max-height: 0;
  opacity: 0;
}

/* Offscreen: auto-collapsed + faded */
.data-card-offscreen {
  opacity: 0.4;
  transition: opacity 0.35s ease;
}

.data-card-offscreen .data-card-blocks {
  max-height: 0;
  opacity: 0;
}

/* Hover on offscreen: peek */
.data-card-offscreen:hover {
  opacity: 0.8;
}

/* Expanded override — keeps card open when manually expanded while offscreen */
.data-card-expanded .data-card-blocks {
  max-height: 2000px !important;
  opacity: 1 !important;
}

.data-card-expanded.data-card-offscreen {
  opacity: 0.9;
}

/* Collapse toggle indicator */
.card-collapse-btn {
  background: none;
  border: none;
  color: var(--text-faint);
  font-size: 9px;
  cursor: pointer;
  padding: 2px 4px;
  transition: transform 0.25s ease, color 0.15s;
  line-height: 1;
}

.card-collapse-btn:hover {
  color: var(--text-muted);
}

.data-card-collapsed .card-collapse-btn,
.data-card-offscreen:not(.data-card-expanded) .card-collapse-btn {
  transform: rotate(-90deg);
}

/* Solar block */

.solar-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.solar-times {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px 12px;
}

.solar-item {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
}

.solar-icon {
  font-size: 12px;
  width: 14px;
  text-align: center;
  flex-shrink: 0;
}

.solar-name {
  color: var(--text-muted);
  flex-shrink: 0;
}

.solar-time {
  margin-left: auto;
  font-variant-numeric: tabular-nums;
  color: var(--text-primary);
}

.solar-status {
  font-size: 10px;
  margin-top: 5px;
  padding: 2px 0;
}

.solar-night { color: rgba(130, 140, 180, 0.6); }
.solar-twilight { color: rgba(220, 170, 100, 0.7); }
.solar-day { color: rgba(255, 220, 120, 0.7); }

/* Text block */

.card-block-text {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Nearby buoys block */

.card-block-nearby-buoys {
  /* Pad mirrors solar/tide blocks; the header is the only visible element
     when collapsed so the block reads as a discreet expandable section. */
}

.nearby-buoys-header {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  user-select: none;
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 2px 0;
}

.nearby-buoys-header:hover {
  color: var(--text-primary);
}

.nearby-buoys-chevron {
  font-size: 9px;
  width: 10px;
  text-align: center;
}

.nearby-buoys-count {
  margin-left: auto;
  font-size: 10px;
  color: var(--text-muted);
}

.nearby-buoys-list {
  margin-top: 6px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nearby-buoy-row {
  display: grid;
  grid-template-columns: 1fr auto auto auto;
  gap: 8px;
  align-items: baseline;
  padding: 4px 6px;
  font-size: 11px;
  border-radius: 3px;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.02);
}

.nearby-buoy-row:hover {
  background: rgba(74, 158, 255, 0.12);
}

.nearby-buoy-name {
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nearby-buoy-dist {
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  font-size: 10px;
}

.nearby-buoy-values {
  display: flex;
  gap: 8px;
  font-variant-numeric: tabular-nums;
}

.nearby-buoy-cell {
  color: var(--text-primary);
}

.nearby-buoy-age {
  color: var(--text-muted);
  font-size: 10px;
  font-variant-numeric: tabular-nums;
  min-width: 24px;
  text-align: right;
}

/* ── POI markers (3D viewport) ── */

.poi-marker {
  position: absolute;
  left: 0;
  top: 0;
  pointer-events: auto;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 10;
  will-change: transform;
}

.poi-marker:hover {
  z-index: 20;
}

.poi-marker-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid rgba(0, 0, 0, 0.5);
  box-shadow: 0 0 6px rgba(0, 0, 0, 0.4);
}

.poi-marker-buoy .poi-marker-dot { background: var(--primary); }
.poi-marker-spot .poi-marker-dot { background: var(--accent-spot); }
.poi-marker-station .poi-marker-dot { background: var(--accent-station); }
.poi-marker-proposed .poi-marker-dot {
  background: #e84aff;
  border-radius: 3px;
  animation: pulse-proposed 2s infinite;
}

@keyframes pulse-proposed {
  0%, 100% { box-shadow: 0 0 6px rgba(232, 74, 255, 0.3); }
  50% { box-shadow: 0 0 14px rgba(232, 74, 255, 0.6); }
}

.poi-marker-label {
  font-size: 10px;
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.65);
  padding: 1px 5px;
  border-radius: 3px;
  margin-top: 3px;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.poi-marker:hover .poi-marker-label,
.poi-marker-hovered .poi-marker-label,
.poi-marker-highlighted .poi-marker-label {
  opacity: 1;
}

.poi-marker-highlighted .poi-marker-dot {
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
  transform: scale(1.3);
}

/* ── Pinned card (on map overlay) ── */

.pinned-card {
  position: absolute;
  background: rgba(13, 17, 23, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  padding: 10px 12px;
  backdrop-filter: blur(8px);
  min-width: 140px;
  cursor: move;
}

/* ── Custom cards ── */

.data-card-custom {
  border-left: 2px solid var(--primary-subtle);
}

/* ── Card builder overlay ── */

.card-builder-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1000;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: opacity 0.2s;
}

.card-builder-overlay.open {
  opacity: 1;
}

.card-builder-panel {
  background: #1a1e2a;
  border: 1px solid var(--border-medium);
  border-radius: 8px;
  width: 720px;
  max-width: 90vw;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.card-builder-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.card-builder-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}

.card-builder-close {
  background: none;
  border: none;
  color: var(--text-faint);
  font-size: 14px;
  cursor: pointer;
  padding: 4px 8px;
}

.card-builder-close:hover {
  color: var(--text-secondary);
}

.card-builder-body {
  display: flex;
  flex: 1;
  overflow: hidden;
  min-height: 0;
}

.card-builder-left {
  width: 55%;
  padding: 12px 16px;
  overflow-y: auto;
  border-right: 1px solid rgba(255, 255, 255, 0.06);
}

.card-builder-right {
  width: 45%;
  padding: 12px 16px;
  overflow-y: auto;
  background: rgba(0, 0, 0, 0.15);
}

.card-builder-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* Builder form elements */

.cb-field {
  margin-bottom: 10px;
}

.cb-label {
  display: block;
  font-size: 10px;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.cb-section-label {
  font-size: 10px;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 12px 0 6px;
}

.cb-input, .cb-select {
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-medium);
  border-radius: 4px;
  color: var(--text-primary);
  font-size: 12px;
  padding: 5px 8px;
  outline: none;
  box-sizing: border-box;
}

.cb-input:focus, .cb-select:focus {
  border-color: var(--primary-subtle);
}

.cb-select-sm {
  width: auto;
  min-width: 100px;
  font-size: 10px;
  padding: 2px 6px;
}

/* Palette chips */

.cb-palette {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.cb-palette-chip {
  font-size: 10px;
  padding: 3px 8px;
  background: var(--border-subtle);
  border: 1px solid var(--border-medium);
  border-radius: 4px;
  color: var(--text-muted);
  cursor: grab;
  user-select: none;
  transition: all 0.15s;
}

.cb-palette-chip:hover {
  background: var(--primary-faint);
  border-color: var(--primary-subtle);
  color: var(--text-secondary);
}

/* Block list */

.cb-block-list {
  min-height: 60px;
  border: 1px dashed rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  padding: 4px;
}

.cb-empty {
  text-align: center;
  font-size: 11px;
  color: var(--text-faint);
  padding: 20px;
}

.cb-block-item {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-default);
  border-radius: 4px;
  margin-bottom: 3px;
  cursor: grab;
  transition: all 0.15s;
}

.cb-block-item.dragging {
  opacity: 0.4;
}

.cb-block-item:hover {
  border-color: var(--border-strong);
}

.cb-block-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 6px;
}

.cb-grip {
  color: var(--text-faint);
  font-size: 10px;
  cursor: grab;
}

.cb-block-name {
  font-size: 11px;
  color: var(--text-secondary);
  flex: 1;
}

.cb-block-remove {
  background: none;
  border: none;
  color: var(--text-faint);
  font-size: 10px;
  cursor: pointer;
  padding: 2px 4px;
}

.cb-block-remove:hover {
  color: rgba(255, 100, 100, 0.7);
}

.cb-block-config {
  padding: 4px 6px 6px 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.cb-config-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 3px;
}

.cb-config-label {
  font-size: 9px;
  color: var(--text-faint);
  min-width: 45px;
  text-transform: uppercase;
}

/* Preview */

.cb-preview .data-card {
  pointer-events: none;
}

/* Buttons */

.cb-btn {
  background: var(--border-subtle);
  border: 1px solid var(--border-medium);
  border-radius: 4px;
  color: var(--text-secondary);
  font-size: 11px;
  padding: 5px 14px;
  cursor: pointer;
  transition: all 0.15s;
}

.cb-btn:hover {
  background: var(--border-medium);
  color: var(--text-primary);
}

.cb-btn-primary {
  background: rgba(74, 158, 255, 0.2);
  border-color: var(--primary-subtle);
  color: var(--primary);
}

.cb-btn-primary:hover {
  background: rgba(74, 158, 255, 0.3);
}

.cb-btn-danger {
  color: rgba(255, 100, 100, 0.7);
}

.cb-btn-danger:hover {
  background: rgba(255, 100, 100, 0.12);
  border-color: rgba(255, 100, 100, 0.3);
}

/* ── Custom dropdown ── */

.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-default);
  border-radius: 4px;
  color: var(--text-muted);
  font-size: 12px;
  padding: 4px 8px;
  cursor: pointer;
  transition: all 0.15s;
  min-width: 80px;
  text-align: left;
}

.dropdown-compact .dropdown-trigger {
  font-size: 10px;
  padding: 2px 6px;
  min-width: 60px;
}

.dropdown-trigger:hover {
  border-color: var(--border-strong);
  color: var(--text-secondary);
}

.dropdown.open .dropdown-trigger {
  border-color: var(--primary-subtle);
}

.dropdown-label {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dropdown-arrow {
  font-size: 8px;
  color: var(--text-faint);
  transition: transform 0.2s;
}

.dropdown.open .dropdown-arrow {
  transform: rotate(180deg);
}

.dropdown-menu {
  display: none;
  position: fixed;
  max-height: 240px;
  overflow-y: auto;
  background: var(--bg-raised);
  border: 1px solid var(--border-medium);
  border-radius: 4px;
  padding: 3px;
  z-index: 1100;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

.dropdown.open .dropdown-menu {
  display: block;
}

.dropdown-item {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  border-radius: 3px;
  color: var(--text-muted);
  font-size: 11px;
  padding: 4px 8px;
  cursor: pointer;
  transition: all 0.1s;
}

.dropdown-compact .dropdown-item {
  font-size: 10px;
  padding: 3px 6px;
}

.dropdown-item:hover {
  background: var(--border-subtle);
  color: var(--text-secondary);
}

.dropdown-item.active {
  color: var(--primary);
  background: var(--primary-wash);
}

.dropdown-group-header {
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-faint);
  padding: 6px 8px 2px;
  pointer-events: none;
}

.dropdown-group-header:first-child {
  padding-top: 2px;
}

/* Scrollbar for dropdown menu */
.dropdown-menu::-webkit-scrollbar { width: 4px; }
.dropdown-menu::-webkit-scrollbar-track { background: transparent; }
.dropdown-menu::-webkit-scrollbar-thumb { background: var(--border-medium); border-radius: 2px; }

/* ── Settings panel ── */

#settings-panel {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 15, 0.95);
  backdrop-filter: blur(12px);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow-y: auto;
}

.settings-header {
  width: 100%;
  max-width: 520px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 32px 0 16px;
}

.settings-title {
  font-size: 18px;
  font-weight: 500;
  color: var(--text-primary);
}

.settings-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 18px;
  cursor: pointer;
  padding: 4px 8px;
}

.settings-close:hover {
  color: #fff;
}

.settings-body {
  width: 100%;
  max-width: 520px;
  padding-bottom: 48px;
}

.settings-section {
  margin-bottom: 28px;
}

.settings-section-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-faint);
  margin-bottom: 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border-subtle);
}

.settings-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
}

.settings-row-placeholder {
  opacity: 0.35;
}

.settings-hint {
  font-size: 11px;
  color: var(--text-faint);
  margin-bottom: 10px;
}

.settings-block-group {
  margin-bottom: 12px;
}

.settings-block-group-title {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin-bottom: 4px;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--border-subtle);
}

.settings-row-compact {
  padding: 3px 0;
}

.settings-row-compact .settings-label {
  font-size: 12px;
}

.settings-block-toggle {
  background: none;
  border: 1px solid var(--border-default);
  border-radius: 3px;
  color: var(--text-faint);
  font-size: 10px;
  padding: 1px 8px;
  cursor: pointer;
  transition: all 0.15s;
  min-width: 32px;
}

.settings-block-toggle:hover {
  border-color: var(--border-strong);
}

.settings-block-toggle.active {
  border-color: var(--primary-subtle);
  color: var(--primary);
  background: var(--primary-wash);
}

.settings-label {
  font-size: 13px;
  color: var(--text-secondary);
}

.settings-toggle-group {
  display: flex;
  gap: 1px;
  background: var(--border-subtle);
  border-radius: 5px;
  overflow: hidden;
}

.settings-toggle {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 12px;
  padding: 5px 14px;
  cursor: pointer;
  transition: all 0.15s;
}

.settings-toggle:hover {
  color: var(--text-secondary);
}

.settings-toggle.active {
  background: var(--border-medium);
  color: var(--text-primary);
}


/* ── Debug overlay (Ctrl+Shift+D) ── */

#debug-overlay {
  position: fixed;
  top: 12px;
  left: 12px;
  width: 280px;
  max-height: 80vh;
  overflow-y: auto;
  background: rgba(0, 0, 0, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  padding: 12px;
  font-size: 11px;
  font-family: "SF Mono", "Fira Code", monospace;
  color: #c8c8c8;
  z-index: 9999;
  backdrop-filter: blur(8px);
}

#debug-overlay .debug-section {
  margin-bottom: 12px;
}

#debug-overlay strong {
  display: block;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 6px;
}

#debug-overlay label {
  display: block;
  padding: 2px 0;
  cursor: pointer;
}

#debug-overlay label:hover {
  color: #fff;
}

#debug-overlay input[type="checkbox"] {
  margin-right: 6px;
  vertical-align: middle;
}

#debug-overlay .debug-desc {
  color: var(--text-faint);
  margin-left: 4px;
}

#debug-overlay .debug-metric {
  display: flex;
  justify-content: space-between;
  padding: 1px 0;
}

#debug-overlay .debug-metric.stale {
  opacity: 0.4;
}

/* ── Scrollbar ── */

#data-panel-content::-webkit-scrollbar {
  width: 4px;
}

#data-panel-content::-webkit-scrollbar-track {
  background: transparent;
}

#data-panel-content::-webkit-scrollbar-thumb {
  background: var(--border-medium);
  border-radius: 2px;
}

#data-panel-content::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}