body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  padding: 20px;
  background-color: #f8f9fa;
  color: #333;
}

header {
  text-align: center;
  margin-bottom: 30px;
  background: #fff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

nav a {
  margin: 0 10px;
  text-decoration: none;
  font-weight: bold;
  color: #0066cc;
}

nav a.active {
  color: #333;
  border-bottom: 2px solid #0066cc;
}

/* Siatka Galerii */
.grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 15px;
}

.card {
  background: #fff;
  border-radius: 8px;
  padding: 10px;
  text-align: center;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  transition: transform 0.2s;
}

.card:hover {
  transform: translateY(-4px);
}

.card img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  display: block;
}

.card p {
  font-size: 0.85rem;
  margin: 8px 0 0 0;
  font-weight: 500;
}

/* Tabela Ewidencji */
table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
  border-radius: 8px;
  overflow: hidden;
}

th, td {
  padding: 12px 15px;
  border-bottom: 1px solid #ddd;
  text-align: left;
}

th {
  background-color: #f1f3f5;
}

.table-thumb {
  width: 45px;
  height: auto;
  border-radius: 3px;
  display: block;
}

.summary {
  background: #e7f5ff;
  border-left: 4px solid #1c7ed6;
  padding: 15px;
  border-radius: 4px;
  margin-bottom: 20px;
}