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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
}

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

header {
    text-align: center;
    color: white;
    margin-bottom: 30px;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: white;
    padding: 25px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-card h3 {
    font-size: 2.5rem;
    color: #667eea;
    margin-bottom: 10px;
}

.stat-card p {
    color: #666;
    font-size: 1rem;
}

.form-section, .search-section, .table-section {
    background: white;
    padding: 25px;
    border-radius: 10px;
    margin-bottom: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.form-section h2, .table-section h2 {
    margin-bottom: 20px;
    color: #333;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 15px;
}

input, select {
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

input:focus, select:focus {
    outline: none;
    border-color: #667eea;
}

.btn-primary {
    background: #667eea;
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 5px;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-primary:hover {
    background: #5568d3;
}

.search-section {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 15px;
}

#searchInput {
    width: 100%;
}

.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead {
    background: #f5f5f5;
}

th, td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #e0e0e0;
}

th {
    font-weight: 600;
    color: #333;
}

.status-badge {
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.status-active {
    background: #d4edda;
    color: #155724;
}

.status-inactive {
    background: #f8d7da;
    color: #721c24;
}

.action-buttons {
    display: flex;
    gap: 10px;
}

.btn-edit, .btn-delete {
    padding: 6px 12px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: opacity 0.3s;
}

.btn-edit {
    background: #ffc107;
    color: #333;
}

.btn-delete {
    background: #dc3545;
    color: white;
}

.btn-edit:hover, .btn-delete:hover {
    opacity: 0.8;
}

.empty-state {
    text-align: center;
    color: #999;
    font-style: italic;
}

@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .search-section {
        grid-template-columns: 1fr;
    }
    
    table {
        font-size: 0.9rem;
    }
    
    th, td {
        padding: 10px;
    }
}