:root {
  --bg: #0a0d12;
  --panel-bg: #12161d;
  --panel-bg-raised: #171c25;
  --border: #232a36;
  --text: #e6e9ef;
  --text-muted: #8b93a3;
  --accent: #5b8cff;
  --accent-hover: #7aa2ff;
  --ok: #49b98a;
  --warn: #dba24c;
  --danger: #db5c5c;
  --radius: 12px;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

#map {
  position: fixed;
  inset: 0;
  z-index: 0;
  /* Dark backdrop for the area outside the world at low zoom (e.g. the
     whole-world view when "Temps Réel" opens) instead of Leaflet's grey. */
  background: #0f1720;
  --map-invert: 100%;
  --map-hue: 150deg;
  --map-brightness: 150%;
  --map-contrast: 80%;
  --map-saturate: 32%;
}

/* Only the base tile layer gets the dark-mode filter; markers, circles,
   polylines and tooltips render in their true colors automatically. */
#map .leaflet-tile-pane {
  filter: invert(var(--map-invert)) hue-rotate(var(--map-hue)) brightness(var(--map-brightness)) contrast(var(--map-contrast)) saturate(var(--map-saturate));
}

.leaflet-tooltip.satellite-tooltip {
  background: rgba(10, 13, 18, 0.85);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 6px;
  font-size: 11px;
  line-height: 1.5;
  padding: 4px 8px;
  box-shadow: none;
}

.leaflet-tooltip.satellite-tooltip::before {
  display: none;
}

.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 56px;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  background: rgba(10, 13, 18, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

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

.btn-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--panel-bg-raised);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  padding: 0;
}

.btn-icon:hover {
  border-color: var(--accent);
}

.icon-popover {
  position: relative;
}

.icon-popover-panel {
  position: absolute;
  top: 44px;
  right: 0;
  width: 260px;
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  z-index: 25;
}

.icon-popover-panel.hidden {
  display: none;
}

.lang-switcher {
  background: var(--panel-bg-raised);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 6px 10px;
  font-size: 13px;
  cursor: pointer;
}

.lang-switcher:focus {
  outline: none;
  border-color: var(--accent);
}

.lang-switcher option {
  background: var(--panel-bg-raised);
  color: var(--text);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.brand-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

.panel {
  position: fixed;
  z-index: 15;
  background: var(--panel-bg);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.panel-handle {
  display: none;
}

.panel-inner {
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.accordion-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.accordion-item {
  border-bottom: 1px solid var(--border);
}

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

.accordion-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: none;
  border: none;
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  padding: 14px 4px;
  cursor: pointer;
}

.accordion-header:hover {
  color: var(--accent-hover);
}

.accordion-header-label {
  display: flex;
  align-items: center;
  gap: 12px;
}

.accordion-icon {
  color: var(--text-muted);
  flex-shrink: 0;
}

.accordion-toggle-icon {
  position: relative;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--text-muted);
  transition: transform 0.25s ease;
}

.accordion-toggle-icon::before,
.accordion-toggle-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: currentColor;
  transform: translate(-50%, -50%);
}

.accordion-toggle-icon::before {
  width: 12px;
  height: 2px;
}

.accordion-toggle-icon::after {
  width: 2px;
  height: 12px;
}

.accordion-header[aria-expanded="true"] .accordion-toggle-icon {
  transform: rotate(45deg);
}

.accordion-body-wrapper {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.3s ease, opacity 0.2s ease;
}

.accordion-body-wrapper.open {
  max-height: 800px;
  opacity: 1;
}

.accordion-body-inner {
  display: flex;
  flex-direction: column;
  gap: 18px;
  background: var(--bg);
  border-radius: var(--radius);
  padding: 14px;
  margin-bottom: 14px;
}

.section-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin: 0;
}

.tabs {
  display: flex;
  gap: 4px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px;
}

.tab {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--text-muted);
  padding: 8px 10px;
  border-radius: calc(var(--radius) - 4px);
  font-size: 13px;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.tab.active {
  background: var(--panel-bg-raised);
  color: var(--text);
}

.tab-panel {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 4px;
}

.tab-panel.hidden {
  display: none;
}

.hint {
  font-size: 12px;
  color: var(--text-muted);
  margin: 0;
}

.hint-muted {
  opacity: 0.7;
}

.input-label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  color: var(--text-muted);
}

.input-label input {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  color: var(--text);
  font-size: 14px;
}

.input-label input:focus {
  outline: none;
  border-color: var(--accent);
}

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

.satellite-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

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

.satellite-horizon {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

.eye-toggle {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  flex-shrink: 0;
}

.eye-toggle:hover {
  color: var(--text);
  background: var(--panel-bg-raised);
}

.eye-toggle[aria-pressed="true"] {
  color: var(--accent);
}

.transit-eye-toggle {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  flex-shrink: 0;
  align-self: center;
}

.transit-eye-toggle:hover {
  color: var(--text);
  background: var(--panel-bg-raised);
}

.transit-eye-toggle[aria-pressed="true"] {
  color: var(--accent);
}

.transit-eye-toggle[aria-pressed="true"] .icon-pin {
  fill: currentColor;
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text);
  cursor: pointer;
}

.checkbox-item input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  cursor: pointer;
}

.range-label {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 13px;
  color: var(--text-muted);
}

.range-value {
  color: var(--text);
  font-weight: 600;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

.btn {
  border: none;
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, opacity 0.15s ease;
}

.btn-block {
  width: 100%;
}

.btn-primary {
  background: var(--accent);
  color: #0a0d12;
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-secondary {
  background: var(--panel-bg-raised);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  border-color: var(--accent);
}

.status {
  font-size: 12px;
  color: var(--text-muted);
  min-height: 16px;
  margin: 0;
}

.city-results {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.city-results.hidden {
  display: none;
}

.city-result-item {
  text-align: left;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 10px;
  font-size: 12px;
  line-height: 1.4;
  cursor: pointer;
}

.city-result-item:hover {
  border-color: var(--accent);
}

.results {
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

.results-empty {
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
  margin: 0;
}

.results-solar-warning {
  margin: 0 0 12px;
  padding: 9px 11px;
  font-size: 12px;
  line-height: 1.45;
  border-radius: 8px;
  color: var(--danger);
  background: color-mix(in srgb, var(--danger) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--danger) 40%, transparent);
}

.accordion-body-inner--flush {
  padding: 0;
}

.transit-scroll-area {
  overflow-y: auto;
  padding: 14px;
}

.panel-inner,
.transit-scroll-area {
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.panel-inner::-webkit-scrollbar,
.transit-scroll-area::-webkit-scrollbar {
  width: 4px;
}

.panel-inner::-webkit-scrollbar-track,
.transit-scroll-area::-webkit-scrollbar-track {
  background: transparent;
}

.panel-inner::-webkit-scrollbar-thumb,
.transit-scroll-area::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 2px;
}

.panel-inner::-webkit-scrollbar-thumb:hover,
.transit-scroll-area::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* Bypass the generic 800px accordion cap — this section's height is
   managed dynamically in JS (updateTransitScrollHeight). */
#accordion-transit.open {
  max-height: 3000px;
}

/* ---------- Transit result list ---------- */

.transit-result-list {
  display: flex;
  flex-direction: column;
}

.transit-result-item {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 10px 4px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}

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

.transit-result-item:hover {
  background: rgba(255, 255, 255, 0.03);
}

.transit-result-item.selected {
  background: rgba(91, 140, 255, 0.10);
}

.transit-result-thumb {
  flex: 0 0 auto;
}

.transit-result-main {
  flex: 1 1 auto;
  min-width: 0;
}

.transit-result-top {
  display: flex;
  align-items: baseline;
  gap: 7px;
  margin-bottom: 3px;
  flex-wrap: wrap;
}

.transit-result-sat {
  font-weight: 700;
  font-size: 13px;
}

.transit-result-when {
  font-size: 11px;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.transit-result-bottom {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-wrap: wrap;
  font-size: 11px;
  color: var(--text-muted);
}

.badge {
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 5px;
}

.badge-close {
  background: rgba(73, 185, 138, 0.16);
  color: var(--ok);
}

.badge-proximity {
  background: rgba(219, 162, 76, 0.16);
  color: var(--warn);
}

.badge-outoflimit {
  background: rgba(219, 92, 92, 0.16);
  color: var(--danger);
}

.lit-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex: 0 0 auto;
  display: inline-block;
}

.lit-yes { background: var(--accent); }
.lit-no { background: var(--text-muted); }

/* ---------- Transit detail content (shared: desktop popup + mobile overlay) ---------- */

.transit-detail-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.transit-detail-thumb {
  flex: 0 0 auto;
  line-height: 0;
}

.transit-detail-head-text {
  min-width: 0;
}

.transit-detail-title {
  font-weight: 700;
  font-size: 12.5px;
  margin: 0;
}

.transit-detail-sub {
  color: var(--text-muted);
  font-size: 11px;
  margin: 0;
}

.transit-detail-tz {
  color: var(--text-muted);
  font-size: 11px;
  margin: 0 0 3px;
}

.transit-detail-rows {
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-size: 12px;
  padding-top: 9px;
  border-top: 1px solid var(--border);
}

.transit-detail-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
}

.transit-detail-row span:first-child { color: var(--text-muted); }

.transit-detail-row span:last-child {
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.transit-click-time {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 10px;
  padding: 7px 9px;
  border-radius: 6px;
  background: color-mix(in srgb, var(--accent) 16%, transparent);
  color: var(--accent);
  font-size: 12px;
}

/* No corridor point clicked yet -> no box at all (the class sets display:flex,
   which would otherwise override the hidden attribute and leave an empty bar). */
.transit-click-time[hidden] { display: none; }

.transit-click-row {
  display: flex;
  gap: 10px;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

/* ---------- Desktop: transit detail panel, fixed top-left of the map ---------- */

.transit-desktop-panel {
  position: fixed;
  top: calc(56px + 16px);
  left: calc(380px + 16px);
  width: 260px;
  background: var(--panel-bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 13px 10px;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.45);
  z-index: 18;
  transition: opacity 0.15s ease;
}

.transit-desktop-panel.hidden { display: none; }

.transit-desktop-panel-toggle {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 20px;
  height: 20px;
  border: none;
  background: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.transit-desktop-panel-toggle:hover { color: var(--text); }

/* Collapsed: keep only the astre icon + satellite/date header, drop the
   detail rows below it (same idea as the mobile overlay's collapsed state),
   and dim the whole panel back to let the map read through. */
.transit-desktop-panel.collapsed { padding-bottom: 12px; opacity: 0.5; }
.transit-desktop-panel.collapsed .transit-detail-head { margin-bottom: 0; }
.transit-desktop-panel.collapsed .transit-detail-body { display: none; }

@media (max-width: 768px) {
  .transit-desktop-panel { display: none !important; }
}

/* ---------- Mobile: top overlay with prev/next pager ---------- */

.transit-overlay {
  position: fixed;
  left: 50%;
  top: calc(56px + 14px);
  transform: translateX(-50%);
  width: 258px;
  background: var(--panel-bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 13px 10px;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.45);
  z-index: 18;
}

.transit-overlay.hidden { display: none; }

.transit-overlay-toggle {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 20px;
  height: 20px;
  border: none;
  background: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.transit-overlay-toggle:hover { color: var(--text); }

.transit-overlay-pager {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 10px;
  padding-top: 9px;
  border-top: 1px solid var(--border);
}

.pager-btn {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--panel-bg);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 15px;
  line-height: 1;
}

.pager-btn:hover { border-color: var(--accent); }

.pager-index {
  font-size: 11px;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.transit-overlay.collapsed {
  width: auto;
  padding: 8px 40px 8px 14px;
}

.transit-overlay.collapsed .transit-overlay-body { display: none; }

.transit-overlay.collapsed .transit-overlay-pager {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
  gap: 10px;
}

.transit-overlay.collapsed .transit-overlay-toggle {
  top: 50%;
  transform: translateY(-50%);
}

@media (min-width: 769px) {
  .transit-overlay { display: none !important; }
}

/* Desktop layout: fixed sidebar */
@media (min-width: 769px) {
  .panel {
    top: 56px;
    left: 0;
    bottom: 0;
    width: 380px;
    border-radius: 0;
    border-left: none;
    border-bottom: none;
    border-top: none;
  }
}

/* Mobile layout: bottom sheet */
@media (max-width: 768px) {
  .panel {
    left: 0;
    right: 0;
    bottom: 0;
    top: auto;
    height: 75vh;
    border-radius: 16px 16px 0 0;
    border-left: none;
    border-right: none;
    border-bottom: none;
    transform: translateY(calc(100% - 56px));
    transition: transform 0.3s ease;
  }

  .panel.open {
    transform: translateY(0);
  }

  .panel-handle {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 6px;
    height: 56px;
    min-height: 56px;
    cursor: pointer;
    border-bottom: 1px solid var(--border);
  }

  .handle-bar {
    width: 36px;
    height: 4px;
    border-radius: 2px;
    background: var(--border);
  }

  .handle-label {
    font-size: 12px;
    color: var(--text-muted);
  }
}

/* --- Account popover (topbar) ------------------------------------------- */

.account-panel {
  width: 280px;
  gap: 12px;
}

.account-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 12px;
}

.account-form.hidden {
  display: none;
}

.account-msg {
  font-size: 12px;
  margin: 0;
  min-height: 1em;
}

.account-msg.is-error {
  color: var(--danger);
}

.account-msg.is-ok {
  color: var(--ok);
}

.account-identity {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0 0 12px;
}

.account-identity strong {
  color: var(--text);
}

.account-alerts {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.account-hint {
  font-size: 12px;
  color: var(--text-muted);
  margin: 0;
}

#account-signedin.hidden,
#account-signedout.hidden {
  display: none;
}

/* --- "M'alerter par email" (Filtres section, logged-in only) ----------- */

.alert-save {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 4px;
}

.alert-save.hidden {
  display: none;
}

#alert-save-msg {
  min-height: 1em;
}

#alert-save-msg.is-ok {
  color: var(--ok);
}

#alert-save-msg.is-error {
  color: var(--danger);
}

/* --- Saved-alert read-out (account popover) --------------------------- */

.account-alerts-body {
  font-size: 12px;
}

.alert-readout {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 3px 10px;
  margin: 0 0 6px;
}

.alert-readout dt {
  color: var(--text-muted);
}

.alert-readout dd {
  margin: 0;
  color: var(--text);
  text-align: right;
}