/* ── Base ── */
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  margin: 0;
  overflow: hidden;
  height: 100vh;
}

/* ── Header ── */
.app-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  height: 44px;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid #f3f4f6;
}
.header-inner {
  height: 100%;
  padding: 0 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ── App Shell: 3-panel ── */
.app-shell {
  display: flex;
  height: calc(100vh - 44px);
  margin-top: 44px;
}

/* ── Panel 1: Sidebar ── */
.sidebar {
  width: 220px;
  flex-shrink: 0;
  border-right: 1px solid #f3f4f6;
  display: flex;
  flex-direction: column;
  background: #fff;
}
.sidebar-scroll {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}
.sidebar-section {
  padding: 0.75rem;
  border-bottom: 1px solid #f3f4f6;
}
.sidebar-label {
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #9ca3af;
  margin-bottom: 0.5rem;
}
.sidebar-footer {
  margin-top: auto;
  padding: 0.75rem;
  border-top: 1px solid #f3f4f6;
}

/* ── Panel 2: Center (species) ── */
.panel-center {
  flex: 1;
  overflow-y: auto;
  background: #fafafa;
  position: relative;
}
.panel-message {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 4rem 1rem;
}
/* ── Route info bar ── */
.route-info-bar {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid #f3f4f6;
  display: flex;
  align-items: baseline;
  gap: 0.375rem;
  flex-wrap: wrap;
}

/* ── Filters bar ── */
.filters-bar {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid #f3f4f6;
  position: sticky;
  top: 0;
  background: #fff;
  z-index: 10;
}
.filters-row {
  display: flex;
  gap: 0.375rem;
}
.filter-select {
  flex: 1;
  padding: 0.25rem 0.375rem;
  font-size: 0.6875rem;
  border: 1px solid #e5e7eb;
  border-radius: 0.375rem;
  background: #fff;
  color: #374151;
  cursor: pointer;
}
.filter-select:focus {
  outline: none;
  ring: 1px solid #111827;
}
.species-grid-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  padding: 0.75rem;
}

/* ── Panel 3: Map ── */
.panel-map {
  width: 50%;
  min-width: 280px;
  flex-shrink: 0;
  position: relative;
  border-left: 1px solid #f3f4f6;
}
#map {
  z-index: 0;
}

/* ── Tabs ── */
.tab-btn {
  color: #9ca3af;
  background: transparent;
}
.tab-btn.active {
  color: #111827;
  background: #fff;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}
.tab-btn:hover:not(.active) {
  color: #6b7280;
}

/* ── Taxa filter toggle ── */
.taxa-toggle {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.375rem;
  border-radius: 0.375rem;
  cursor: pointer;
  user-select: none;
  transition: opacity 0.15s;
}
.taxa-toggle:hover {
  background: #f3f4f6;
}
.taxa-toggle.active {
  background: #f3f4f6;
  font-weight: 500;
}
.taxa-toggle.off {
  opacity: 0.3;
}
.taxa-toggle-icon {
  width: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #9ca3af;
  font-size: 11px;
}
.taxa-toggle-label {
  font-size: 0.6875rem;
  color: #374151;
  flex: 1;
}
.taxa-toggle-count {
  font-size: 0.625rem;
  color: #d1d5db;
}

/* ── Species card (grid tile) ── */
.species-card {
  border: 1px solid #f0f0f0;
  border-radius: 0.625rem;
  overflow: hidden;
  background: #fff;
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s;
  position: relative;
}
.species-card:hover {
  border-color: #e5e7eb;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  transform: translateY(-1px);
}
.species-card.selected {
  border-color: #111827;
  box-shadow: 0 0 0 1px #111827;
}
.species-card-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #f3f4f6;
  display: block;
}
.species-card-body {
  padding: 0.5rem 0.625rem 0.375rem;
}
.species-card .common-name {
  font-size: 0.75rem;
  font-weight: 500;
  color: #111827;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.species-card .sci-name {
  font-size: 0.625rem;
  font-style: italic;
  color: #9ca3af;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.species-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 0.625rem 0.5rem;
}
.species-card .obs-count {
  font-size: 0.5625rem;
  color: #d1d5db;
}
.species-card .inat-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 0.25rem;
  color: #d1d5db;
  transition: color 0.15s, background 0.15s;
}
.species-card .inat-link:hover {
  color: #6b7280;
  background: #f3f4f6;
}

/* Conservation badge */
.conservation-badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.5rem;
  font-weight: 600;
  padding: 0.0625rem 0.25rem;
  border-radius: 0.1875rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  line-height: 1;
  margin-left: 0.25rem;
}
.conservation-badge.lc { background: #dcfce7; color: #166534; }
.conservation-badge.nt { background: #fef9c3; color: #854d0e; }
.conservation-badge.vu { background: #ffedd5; color: #9a3412; }
.conservation-badge.en { background: #fee2e2; color: #991b1b; }
.conservation-badge.cr { background: #fecaca; color: #7f1d1d; }

/* ── Tooltip (Wikipedia summary on hover) ── */
.species-tooltip {
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  width: 240px;
  padding: 0.625rem;
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 0.5rem;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  z-index: 30;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s;
}
.species-card:hover .species-tooltip {
  opacity: 1;
}
.species-tooltip p {
  font-size: 0.6875rem;
  color: #6b7280;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0;
}

/* ── Map controls ── */
.obs-controls {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}
.obs-toggle-btn {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 0.375rem;
  padding: 0.25rem 0.625rem;
  font-size: 0.6875rem;
  font-family: inherit;
  color: #374151;
  cursor: pointer;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  transition: background 0.15s;
}
.obs-toggle-btn:hover {
  background: #f9fafb;
}
.obs-toggle-btn.hidden {
  display: none;
}

/* ── Observation marker ── */
.obs-marker {
  background: none !important;
  border: none !important;
}
.obs-marker-dot {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #fff;
  border: 1.5px solid #d1d5db;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: #374151;
  line-height: 1;
}

/* ── Observation popup ── */
.obs-popup-container .leaflet-popup-content-wrapper {
  border-radius: 0.625rem;
  padding: 0;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}
.obs-popup-container .leaflet-popup-content {
  margin: 0;
  min-width: 180px;
}
.obs-popup-container .leaflet-popup-tip {
  box-shadow: none;
}
.obs-popup {
  display: flex;
}
.obs-popup img {
  width: 72px;
  height: 72px;
  object-fit: cover;
  flex-shrink: 0;
}
.obs-popup-info {
  padding: 0.375rem 0.625rem;
  min-width: 0;
}
.obs-popup-name {
  font-size: 0.75rem;
  font-weight: 600;
  color: #111827;
  text-decoration: none;
  display: block;
  line-height: 1.3;
}
.obs-popup-name:hover { text-decoration: underline; }
.obs-popup-sci {
  font-size: 0.625rem;
  font-style: italic;
  color: #9ca3af;
}
.obs-popup-meta {
  font-size: 0.625rem;
  color: #9ca3af;
}
.obs-popup-link {
  font-size: 0.625rem;
  color: #3b82f6;
  text-decoration: none;
  margin-top: 0.125rem;
  display: inline-block;
}
.obs-popup-link:hover { text-decoration: underline; }

/* ── MarkerCluster overrides ── */
.marker-cluster-small,
.marker-cluster-medium,
.marker-cluster-large {
  background: rgba(107, 114, 128, 0.12) !important;
}
.marker-cluster-small div,
.marker-cluster-medium div,
.marker-cluster-large div {
  background: rgba(55, 65, 81, 0.65) !important;
  color: #fff !important;
  font-family: inherit;
  font-size: 0.6875rem;
  font-weight: 600;
}

/* ── Territory pills ── */
.territory-link {
  display: inline-block;
  padding: 0.0625rem 0.375rem;
  margin: 0.0625rem 0;
  font-size: 0.5625rem;
  border: 1px solid #e5e7eb;
  border-radius: 9999px;
  color: #6b7280;
  text-decoration: none;
  transition: background-color 0.15s, color 0.15s;
}
.territory-link:hover {
  background: #f3f4f6;
  color: #111827;
}

/* ── Recent activities ── */
#activities-list {
  max-height: 10rem;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

/* ── Leaflet Draw overrides ── */
.leaflet-draw-toolbar a {
  background-size: 300px 30px;
}

/* ── Mobile sidebar close (hidden on desktop) ── */
.mobile-sidebar-close {
  display: none;
}

/* ── Mobile fetch-route toggle (hidden on desktop) ── */
.mobile-fetch-toggle {
  display: none;
}

/* ── Mobile taxa row (hidden on desktop) ── */
.mobile-taxa-row {
  display: none;
}

@media (max-width: 768px) {
  body {
    overflow: auto;
  }
  .app-shell {
    flex-direction: column;
    height: auto;
    min-height: calc(100vh - 44px);
  }

  /* ── Sidebar: visible before route loaded, hidden after ── */
  .sidebar {
    width: 100%;
    max-height: none;
    border-right: none;
    border-bottom: 1px solid #f3f4f6;
    flex-shrink: 0;
    order: 1;
  }
  .sidebar-scroll {
    max-height: 60vh;
  }
  body.route-loaded .sidebar {
    display: none;
  }
  body.route-loaded .sidebar.mobile-expanded {
    display: flex;
    position: fixed;
    top: 44px;
    left: 0;
    right: 0;
    z-index: 45;
    max-height: 70vh;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    border-bottom: 1px solid #e5e7eb;
  }

  /* ── Mobile sidebar close button (only in overlay mode) ── */
  .mobile-sidebar-close {
    display: none;
  }
  .sidebar.mobile-expanded .mobile-sidebar-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 0.5rem;
    font-size: 0.75rem;
    font-family: inherit;
    font-weight: 500;
    background: #f3f4f6;
    border: none;
    border-bottom: 1px solid #e5e7eb;
    color: #374151;
    cursor: pointer;
  }
  .sidebar.mobile-expanded .mobile-sidebar-close:hover { background: #e5e7eb; }

  /* Hide sidebar taxa section on mobile (taxa go in filters bar) */
  #taxa-section { display: none !important; }

  /* Compact route-info-bar on mobile */
  .route-info-bar {
    padding: 0.25rem 0.75rem;
    font-size: 0.5625rem;
  }

  /* ── Map: always visible after route loaded ── */
  .panel-map {
    display: none;
    order: 2;
    width: 100%;
    min-width: 0;
    height: 35vh;
    flex-shrink: 0;
    border-left: none;
  }
  body.route-loaded .panel-map {
    display: block;
  }

  /* ── Center: species + filters ── */
  .panel-center {
    order: 3;
    flex: 1;
    min-height: 0;
  }
  .species-grid-container {
    grid-template-columns: repeat(2, 1fr);
  }

  /* ── Mobile "Fetch route" button in filters row ── */
  .mobile-fetch-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.5rem;
    font-size: 0.6875rem;
    font-family: inherit;
    font-weight: 500;
    border: none;
    border-radius: 0.375rem;
    background: #111827;
    color: #fff;
    cursor: pointer;
    white-space: nowrap;
    flex-shrink: 0;
  }
  .mobile-fetch-toggle:hover { background: #374151; }
  .mobile-fetch-arrow {
    font-size: 0.5rem;
    transition: transform 0.15s;
  }
  .mobile-fetch-toggle.open .mobile-fetch-arrow {
    transform: rotate(180deg);
  }

  /* ── Mobile taxa row (wrapping pills) ── */
  .mobile-taxa-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    margin-top: 0.375rem;
  }
  .mobile-taxa-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.1875rem 0.5rem;
    font-size: 0.625rem;
    font-family: inherit;
    border: 1px solid #e5e7eb;
    border-radius: 9999px;
    background: #fff;
    color: #6b7280;
    cursor: pointer;
    white-space: nowrap;
    flex-shrink: 0;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
  }
  .mobile-taxa-pill:hover { background: #f3f4f6; }
  .mobile-taxa-pill.active {
    background: #111827;
    color: #fff;
    border-color: #111827;
  }
  .mobile-taxa-pill.off {
    opacity: 0.35;
  }
  .mobile-taxa-pill i {
    font-size: 0.5625rem;
  }

  /* ── Sidebar overlay backdrop ── */
  .mobile-sidebar-backdrop {
    position: fixed;
    inset: 0;
    top: 44px;
    z-index: 44;
    background: rgba(0, 0, 0, 0.2);
  }

  .obs-popup { flex-direction: column; }
  .obs-popup img { width: 100%; height: 100px; }
  .species-tooltip { display: none; }
}

/* ── Scrollbar ── */
.sidebar-scroll::-webkit-scrollbar,
.panel-center::-webkit-scrollbar {
  width: 4px;
}
.sidebar-scroll::-webkit-scrollbar-track,
.panel-center::-webkit-scrollbar-track {
  background: transparent;
}
.sidebar-scroll::-webkit-scrollbar-thumb,
.panel-center::-webkit-scrollbar-thumb {
  background: #e5e7eb;
  border-radius: 2px;
}