/* assets/css/style.css */
* {
    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;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header Styles */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.header h1 {
    color: #2c3e50;
    font-size: 2.2em;
    font-weight: 300;
}

.header-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* Card Styles */
.card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

/* Button Styles */
.btn {
    display: inline-block;
    padding: 12px 25px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-weight: 500;
    border: none;
    cursor: pointer;
    font-size: 14px;
    text-align: center;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    background: linear-gradient(135deg, #95a5a6 0%, #7f8c8d 100%);
}

.btn-danger {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 12px;
}

.btn-disabled {
    background: #bdc3c7;
    cursor: not-allowed;
    opacity: 0.6;
}

.btn-disabled:hover {
    transform: none;
    box-shadow: none;
}

/* Form Styles */
.form {
    max-width: 600px;
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #2c3e50;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e6ed;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s ease;
    background: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-actions {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

/* Table Styles */
.table-container {
    overflow-x: auto;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 10px;
    overflow: hidden;
}

.data-table th {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 15px;
    text-align: left;
    font-weight: 600;
}

.data-table td {
    padding: 15px;
    border-bottom: 1px solid #e0e6ed;
}

.data-table tr:hover {
    background: #f8f9fa;
}

.data-table tr:last-child td {
    border-bottom: none;
}

.text-center {
    text-align: center;
}

.actions {
    display: flex;
    gap: 5px;
    flex-wrap: wrap;
}

/* Alert Styles */
.alert {
    padding: 15px 20px;
    margin: 20px 0;
    border-radius: 8px;
    font-weight: 500;
    border-left: 4px solid;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border-left-color: #28a745;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border-left-color: #dc3545;
}

/* Stats Styles */
.stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 20px 0;
    padding: 20px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 10px;
    flex-wrap: wrap;
    gap: 20px;
}

.stat-item {
    text-align: center;
    flex: 1;
    min-width: 120px;
}

.stat-value {
    font-size: 2em;
    font-weight: bold;
    color: #667eea;
    display: block;
}

.stat-label {
    color: #7f8c8d;
    margin-top: 5px;
    font-size: 0.9em;
}

/* Dashboard Grid */
.dashboard {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.card-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 1.2em;
    margin-right: 10px;
}

.card h3 {
    color: #2c3e50;
    font-size: 1.5em;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
}

.quick-actions {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.quick-actions h3 {
    color: #2c3e50;
    margin-bottom: 20px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .header {
        padding: 20px;
        flex-direction: column;
        text-align: center;
    }
    
    .header h1 {
        font-size: 1.8em;
    }
    
    .dashboard {
        grid-template-columns: 1fr;
    }
    
    .stats {
        flex-direction: column;
        gap: 15px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .actions {
        justify-content: flex-start;
    }
    
    .data-table {
        font-size: 14px;
    }
    
    .data-table th,
    .data-table td {
        padding: 10px 8px;
    }
}

@media (max-width: 480px) {
    .header h1 {
        font-size: 1.5em;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 13px;
    }
    
    .card {
        padding: 20px;
    }
    
    .stat-value {
        font-size: 1.5em;
    }
}