/* Main styling for AC Maintenance System */
:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;
    --light-color: #f8f9fa;
    --dark-color: #212529;
}

body {
    background-color: #ffffff;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.navbar-brand {
    font-weight: bold;
    letter-spacing: 0.5px;
}

.card {
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 20px;
}

.card-header {
    padding: 15px 20px;
}

.card-body {
    padding: 20px;
}

/* Form styling */
.form-label {
    font-weight: 500;
    color: #495057;
}

.form-control, .form-select {
    border-radius: 5px;
    padding: 10px 15px;
    border: 1px solid #ced4da;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

/* Button styling */
.btn {
    border-radius: 5px;
    padding: 10px 30px;
    font-weight: 500;
    transition: all 0.2s ease-in-out;
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: #0b5ed7;
    border-color: #0a58ca;
}

.btn-success {
    background-color: var(--success-color);
    border-color: var(--success-color);
}

.btn-success:hover {
    background-color: #157347;
    border-color: #146c43;
}

/* Table styling */
.table {
    border-collapse: separate;
    border-spacing: 0;
    width: 100%;
}

.table th {
    background-color: var(--dark-color);
    color: white;
    font-weight: 500;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

.table td, .table th {
    padding: 12px 15px;
    vertical-align: middle;
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(0, 0, 0, 0.02);
}

.table-hover tbody tr:hover {
    background-color: rgba(13, 110, 253, 0.07);
}

/* Status colors */
.text-success {
    color: var(--success-color) !important;
    font-weight: 500;
}

.text-danger {
    color: var(--danger-color) !important;
    font-weight: 500;
}

.text-warning {
    color: var(--warning-color) !important;
    font-weight: 500;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .container {
        padding-left: 10px;
        padding-right: 10px;
    }
    
    .table-responsive {
        border: 0;
    }
    
    .btn {
        padding: 6px 12px;
    }
}

/* Dashboard widgets */
.info-card {
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 20px;
    margin-bottom: 20px;
    transition: transform 0.3s ease;
}

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

.info-card .card-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.info-card .card-title {
    font-size: 1rem;
    font-weight: 500;
    color: var(--secondary-color);
    margin-bottom: 10px;
}

.info-card .card-value {
    font-size: 2rem;
    font-weight: 600;
    color: var(--dark-color);
}

/* Modal styling */
.modal-content {
    border-radius: 10px;
    overflow: hidden;
    border: none;
}

.modal-header {
    border-bottom: none;
    padding: 15px 20px;
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    border-top: none;
    padding: 15px 20px;
}