:root {
  --primary-color:    #0062A3;
  --accent-color:     #F68B1E;
  --bg-color:         #F0F4F8;
  --text-color:       #333333;
  --text-muted:       #777777;
  --success-color:    #4CAF50;
  --warning-color:    #F68B1E;
  --charging-color:   #FF9800;
  --finished-color:   #2196F3;
  --paused-color:     #00BCD4;
  --error-color:      #F44336;
  --offline-color:    #9E9E9E;
  --preparing-color:  #9c27b0;
  --unknown-color:    #B0BEC5;
  --font-sans:        'Barlow', 'Segoe UI', Tahoma, sans-serif;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-color);
  color: var(--text-color);
  padding: 1rem;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
}

header {
  background-color: var(--primary-color);
  color: #fff;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  border-radius: 0.5rem;
}

header h1 {
  font-size: 1.6rem;
}

.logo {
  max-height: 3rem;
  object-fit: contain;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.card {
  position: relative;
  background: #fff;
  border-radius: 0.75rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

/* Pulsieren bei Ladevorgang oder eingesteckt */
.card.status--charging,
.card.status--occupied {
  animation: pulse 1.5s infinite alternate ease-in-out;
}

@keyframes pulse {
  from { transform: scale(1); }
  to   { transform: scale(1.03); }
}

/* Großes Icon oben links */
.card-icon {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  width: 5.5rem;
  height: 5.5rem;
  color: currentColor; /* übernimmt Status-Farbe */
}

.card-icon svg {
  width: 100%;
  height: 100%;
}

/* Display-Name weiter unten */
.card-title {
  margin-top: 6rem;
  margin-bottom: .25rem;
  font-size: 1.25rem;
  color: var(--text-color) !important;
}

/* Ort unter dem Namen */
.card-location {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

/* Status-Zeile zentriert mit kleinem Icon */
.card-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: bold;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.status-icon {
  width: 1rem;
  height: 1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.status-icon svg {
  width: 100%;
  height: 100%;
}

/* Aktualisiert oben rechts */
.card-updated {
  position: absolute;
  top: 0.5rem;
  right: 1.2rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Ladezeit unten rechts */
.card-ladezeit {
  margin-top: auto;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: right;
}

/* Status-Farben (setzen Icon + Textfarbe) */
.status--free     { color: var(--success-color); }
.status--reserved { color: var(--warning-color); }
.status--occupied { color: var(--charging-color); }
.status--preparing { 
	color: var(--preparing-color);
	animation: preparing-pulse 1.8s infinite ease-in-out;
}
.status--charging { color: var(--charging-color); }
.status--finished { color: var(--finished-color); }
.status--paused   { color: var(--paused-color); }
.status--error    { color: var(--error-color); }
.status--offline  { color: var(--offline-color); }
.status--unknown  { color: var(--unknown-color); }

/* Legendeneintrag mit SVG-Icons */
.legend {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--text-color);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  position: relative;
}

.legend-icon {
  width: 1.2rem;
  height: 1.2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.legend-icon svg {
  width: 100%;
  height: 100%;
}

/* Tooltip bei Hover auf Legende */
.legend-item[data-tooltip]:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-0.5em);
  background: rgba(0, 0, 0, 0.75);
  color: #fff;
  padding: 0.25em 0.5em;
  border-radius: 0.25em;
  white-space: nowrap;
  font-size: 0.8em;
  pointer-events: none;
  z-index: 10;
}

.error-message {
  display: none;
  text-align: center;
  padding: 1rem;
  color: var(--error-color);
}

/* Mobile Anpassung */
@media (max-width: 640px) {
  .card-grid {
    grid-template-columns: 1fr;
  }
  .legend {
    flex-warp: wrap;
    justify-content: center;
    gap: 0.5rem 1rem;
  }
}

.card-title,
.card-location {
  width: 100%;
  text-align: center;
}

.card.status--free     .status-text { color: var(--success-color); }
.card.status--reserved .status-text { color: var(--warning-color); }
.card.status--occupied .status-text { color: var(--charging-color); }
.card.status--charging .status-text { color: var(--charging-color); }
.card.status--finished .status-text { color: var(--finished-color); }
.card.status--paused   .status-text { color: var(--paused-color); }
.card.status--error    .status-text { color: var(--error-color); }
.card.status--unknown  .status-text { color: var(--unknown-color); }

@keyframes preparing-pulse {
  0% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.8;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}