:root {
  /* Colors based on HLADINATOR design */
  --bg-dark: #1e293b;      /* Unified lighter navy background */
  --bg-card: #1e293b;      /* Card/Panel background */
  --bg-card-hover: #334155;
  --text-main: #f8fafc;    /* White text */
  --text-muted: #94a3b8;   /* Gray text */
  
  --color-cyan: #06b6d4;   /* Hladina / Primary */
  --color-green: #22c55e;  /* Přítok / Positive trend */
  --color-red: #ef4444;    /* Odtok / Negative trend */
  --color-orange: #f97316; /* Odtok line chart color */
  
.kpi-grid-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  width: 100%;
}

.kpi-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  position: relative;
  display: flex;
  flex-direction: column;
}

/* Hide old styles but keep them in case they are used elsewhere */
.kpi-container-mobile {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  width: 100%;
}

.kpi-card-full {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1.5rem;
  width: 100%;
}

.kpi-row-half {
  display: flex;
  gap: 1rem;
  width: 100%;
}

.kpi-card-half {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1.5rem;
  flex: 1;
}

/* Map View Styles */
.map-view-container {
  position: relative;
  width: 100%;
  height: calc(100vh - 100px);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.map-overlay-panel {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 350px;
  max-height: calc(100% - 20px);
  background-color: rgba(16, 22, 34, 0.95);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.map-overlay-header {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.map-overlay-list {
  padding: 1rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.map-lake-card {
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1rem;
  cursor: pointer;
  transition: all 0.2s;
}

.map-lake-card:hover {
  background-color: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
}

.map-lake-image {
  width: 100%;
  height: 120px;
  object-fit: cover;
  border-radius: 6px;
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
  background-color: #2a3441;
}

.map-lake-stats {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Custom Leaflet Marker */
.custom-div-icon {
  background: transparent;
  border: none;
}
.map-marker-icon {
  width: 36px;
  height: 36px;
  background-color: var(--color-cyan);
  color: #000;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid white;
  box-shadow: 0 4px 10px rgba(0,0,0,0.5);
  cursor: pointer;
}
.map-marker-icon::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 8px solid white;
}

@media (max-width: 768px) {
  .map-overlay-panel {
    top: auto;
    bottom: 0;
    right: 0;
    width: 100%;
    max-height: 50%;
    border-radius: 20px 20px 0 0;
  }
  .kpi-grid-container {
    grid-template-columns: 1fr;
  }
}

/* Time controls pill layout */
.top-time-controls {
  display: flex;
  background-color: var(--bg-card);
  border-radius: 0.5rem;
  border: 1px solid var(--border-color);
  overflow: hidden;
  width: auto;
}

.top-time-controls button {
  flex: 1;
  background: transparent;
  border: none;
  border-right: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 0.4rem 1rem;
  cursor: pointer;
  font-weight: 500;
  transition: all 0.2s;
  font-size: 0.85rem;
}
.top-time-controls button:last-child {
  border-right: none;
}
.top-time-controls button.active {
  background-color: var(--color-cyan);
  color: white;
}
  
  --border-color: rgba(255, 255, 255, 0.05);
  
  font-family: Inter, system-ui, Avenir, Helvetica, Arial, sans-serif;
  line-height: 1.5;
}

body.light-mode {
  --bg-dark: #f1f5f9;      /* Unified light background */
  --bg-card: #f1f5f9;      /* Card/Panel background */
  --bg-card-hover: #e2e8f0;
  --text-main: #0f172a;    /* Dark navy text */
  --text-muted: #64748b;   /* Muted gray text */
  --border-color: rgba(0, 0, 0, 0.1);
  
  /* Slightly darker graph colors for white background */
  --color-cyan: #0891b2;
  --color-green: #16a34a;
  --color-red: #dc2626;
  --color-orange: #ea580c;
  
  background-color: var(--bg-dark);
  color: var(--text-main);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-weight: 400;

  color-scheme: dark;

  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background-color: var(--bg-dark);
}

a {
  color: inherit;
  text-decoration: none;
}

/* Fix Recharts focus outlines when clicking the chart */
.recharts-wrapper,
.recharts-wrapper *,
.recharts-surface,
.recharts-surface *,
.recharts-responsive-container,
.recharts-responsive-container * {
  outline: none !important;
}
.recharts-wrapper:focus,
.recharts-surface:focus,
.recharts-responsive-container:focus {
  outline: none !important;
}