/* Custom CSS for FHIR Healthcare Transaction Engine */

: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;
}

/* Global Styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
}

/* Navigation */
.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
}

.navbar-nav .nav-link {
    font-weight: 500;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: rgba(255, 255, 255, 0.8) !important;
}

/* Cards */
.card {
    border: none;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    transition: box-shadow 0.15s ease-in-out;
}

.card:hover {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.card-header {
    background-color: var(--light-color);
    border-bottom: 1px solid rgba(0, 0, 0, 0.125);
    font-weight: 600;
}

/* Buttons */
.btn {
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

/* Tables */
.table {
    background-color: white;
}

.table th {
    background-color: var(--light-color);
    font-weight: 600;
    border-top: none;
}

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

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

.form-label {
    font-weight: 600;
    color: var(--dark-color);
}

/* Alerts */
.alert {
    border: none;
    border-radius: 0.5rem;
}

.alert-dismissible .btn-close {
    padding: 0.75rem 1rem;
}

/* Badges */
.badge {
    font-size: 0.75rem;
    font-weight: 500;
}

/* Status Indicators */
.status-online {
    color: var(--success-color);
}

.status-offline {
    color: var(--danger-color);
}

.status-warning {
    color: var(--warning-color);
}

/* FHIR Resource Cards */
.fhir-resource-card {
    border-left: 4px solid var(--primary-color);
}

.fhir-resource-card.patient {
    border-left-color: var(--success-color);
}

.fhir-resource-card.careplan {
    border-left-color: var(--warning-color);
}

.fhir-resource-card.observation {
    border-left-color: var(--info-color);
}

.fhir-resource-card.valueset {
    border-left-color: var(--secondary-color);
}

.fhir-resource-card.codesystem {
    border-left-color: var(--dark-color);
}

/* Concept Management */
.concept-card {
    transition: all 0.3s ease;
}

.concept-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.concept-type-badge {
    font-size: 0.7rem;
    padding: 0.25rem 0.5rem;
}

/* Search and Filter */
.search-container {
    background-color: white;
    border-radius: 0.5rem;
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.filter-tags {
    margin-top: 1rem;
}

.filter-tag {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.8rem;
    margin: 0.25rem;
}

.filter-tag .remove {
    margin-left: 0.5rem;
    cursor: pointer;
}

/* Pagination */
.pagination {
    justify-content: center;
}

.page-link {
    color: var(--primary-color);
    border-color: #dee2e6;
}

.page-link:hover {
    color: var(--primary-color);
    background-color: var(--light-color);
    border-color: #dee2e6;
}

.page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* Loading Spinner */
.loading-spinner {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border: 0.125rem solid #f3f3f3;
    border-top: 0.125rem solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 768px) {
    .jumbotron {
        padding: 2rem 1rem !important;
    }
    
    .jumbotron h1 {
        font-size: 2rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --light-color: #343a40;
        --dark-color: #f8f9fa;
    }
    
    body {
        background-color: #212529;
        color: #f8f9fa;
    }
    
    .card {
        background-color: #343a40;
        color: #f8f9fa;
    }
    
    .table {
        background-color: #343a40;
        color: #f8f9fa;
    }
    
    .form-control {
        background-color: #495057;
        border-color: #6c757d;
        color: #f8f9fa;
    }
    
    .form-control:focus {
        background-color: #495057;
        border-color: var(--primary-color);
        color: #f8f9fa;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .btn,
    .pagination,
    footer {
        display: none !important;
    }
    
    .card {
        border: 1px solid #000 !important;
        box-shadow: none !important;
    }
    
    .table {
        border-collapse: collapse !important;
    }
    
    .table th,
    .table td {
        border: 1px solid #000 !important;
    }
}