/* Custom CSS for KI Sommercamp 2025 */

:root {
  --jlu-blue: #003d7a;
  --jlu-light-blue: #4a90e2;
  --accent-purple: #8b5cf6;
  --accent-cyan: #06b6d4;
}

/* Typography */
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--jlu-blue);
  font-weight: 600;
}

/* Navigation customization */
.navbar {
  background: linear-gradient(135deg, var(--accent-purple) 0%, var(--accent-cyan) 100%);
  padding: 1rem 0;
}

.navbar-brand {
  font-weight: bold;
  font-size: 1.3rem;
}

/* Cards and panels */
.callout {
  border-radius: 8px;
  margin: 1.5rem 0;
}

.callout-important {
  border-left: 4px solid var(--accent-purple);
}

/* Code blocks */
pre {
  background-color: #f8f9fa;
  border-radius: 6px;
  padding: 1rem;
  overflow-x: auto;
}

code {
  font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.9em;
}

/* Tables */
table {
  width: 100%;
  margin: 1.5rem 0;
  border-collapse: collapse;
}

th {
  background-color: var(--jlu-blue);
  color: white;
  padding: 0.75rem;
  text-align: left;
}

td {
  padding: 0.75rem;
  border-bottom: 1px solid #e5e7eb;
}

tr:hover {
  background-color: #f9fafb;
}

/* Session status indicators */
.status-indicator {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  font-size: 0.875rem;
  font-weight: 600;
}

.status-ready {
  background-color: #10b981;
  color: white;
}

.status-partial {
  background-color: #f59e0b;
  color: white;
}

.status-todo {
  background-color: #ef4444;
  color: white;
}

/* Footer */
.page-footer {
  margin-top: 3rem;
  padding: 2rem 0;
  border-top: 1px solid #e5e7eb;
  background: linear-gradient(to right, #f9fafb, #ffffff);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .navbar-nav {
    text-align: center;
  }
  
  table {
    font-size: 0.875rem;
  }
}

/* Print styles */
@media print {
  .navbar, .page-footer {
    display: none;
  }
  
  h1, h2, h3 {
    page-break-after: avoid;
  }
}