/* Enhanced Patient Row Styles */
.patient-row {
    cursor: pointer;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.patient-row:hover {
    background-color: var(--light-gray);
    border-left-color: var(--primary-medical);
    transform: translateX(2px);
}

.patient-row.selected {
    background-color: rgba(44, 90, 160, 0.1);
    border-left-color: var(--primary-medical);
}

/* Enhanced Checkbox Styling */
.patient-checkbox {
    cursor: pointer;
    width: 18px;
    height: 18px;
    accent-color: var(--primary-medical);
}

/* Action Button Enhancements */
#selectAllBtn, #deselectAllBtn, #deleteSelectedBtn {
    margin-right: var(--spacing-xs);
    font-size: 14px;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}

#selectAllBtn:hover, #deselectAllBtn:hover {
    background-color: var(--medium-gray);
    transform: translateY(-1px);
}

#deleteSelectedBtn {
    background-color: var(--danger-red);
    border-color: var(--danger-red);
}

#deleteSelectedBtn:hover {
    background-color: #c82333;
    transform: translateY(-1px);
}

#selectedCount {
    font-weight: 500;
    color: var(--dark-gray);
    font-size: 14px;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--light-gray);
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--medium-gray);
}

/* Table Container Enhancement */
.table-responsive {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    border: 1px solid var(--medium-gray);
    margin-top: var(--spacing-md);
}

/* Tab Navigation Enhancement */
.nav-tabs {
    border-bottom: 2px solid var(--medium-gray);
    margin-bottom: var(--spacing-md);
}

.nav-tabs .nav-link {
    color: var(--dark-gray);
    border: none;
    border-bottom: 3px solid transparent;
    padding: var(--spacing-sm) var(--spacing-md);
    font-weight: 500;
    transition: var(--transition-fast);
}

.nav-tabs .nav-link:hover {
    color: var(--primary-medical);
    border-bottom-color: var(--primary-medical);
    background-color: var(--light-gray);
}

.nav-tabs .nav-link.active {
    color: var(--primary-medical);
    border-bottom-color: var(--primary-medical);
    background-color: #ffffff;
    font-weight: 600;
}

/* Alert Enhancements */
.alert-success {
    background-color: rgba(40, 167, 69, 0.1);
    border: 1px solid var(--success-green);
    color: #155724;
    border-radius: var(--border-radius-sm);
}

.alert-danger {
    background-color: rgba(220, 53, 69, 0.1);
    border: 1px solid var(--danger-red);
    color: #721c24;
    border-radius: var(--border-radius-sm);
}

.alert-info {
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-left: 4px solid #17a2b8;
    color: #495057;
    border-radius: 6px;
    padding: 16px 40px 16px 20px;
    font-size: 14px;
    line-height: 1.5;
    font-weight: 500;
    position: relative;
}

.alert-info .btn-close {
    position: absolute;
    top: 12px;
    right: 12px;
    background: none;
    border: none;
    color: #6c757d;
    cursor: pointer;
    padding: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.alert-info .btn-close::before {
    content: '×';
    font-size: 20px;
    font-weight: bold;
    line-height: 1;
}

.alert-info .btn-close:hover {
    color: #495057;
    background: rgba(0,0,0,0.1);
    border-radius: 50%;
}
/* Phase 2 - Advanced Interactive Elements */

/* Enhanced Tab System */
.nav-tabs-modern {
    border: none;
    background: #ffffff;
    border-radius: var(--border-radius);
    padding: 4px;
    box-shadow: var(--shadow-light);
    margin-bottom: var(--spacing-md);
    display: flex;
    overflow-x: auto;
}

.nav-tabs-modern .nav-item {
    flex: 1;
    min-width: 120px;
}

.nav-tabs-modern .nav-link {
    border: none;
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    margin: 0 2px;
    color: var(--dark-gray);
    font-weight: 500;
    text-align: center;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.nav-tabs-modern .nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(44, 90, 160, 0.1), transparent);
    transition: left 0.6s;
}

.nav-tabs-modern .nav-link:hover::before {
    left: 100%;
}

.nav-tabs-modern .nav-link:hover {
    color: var(--primary-medical);
    background: rgba(44, 90, 160, 0.05);
    transform: translateY(-1px);
}

.nav-tabs-modern .nav-link.active {
    background: var(--primary-medical);
    color: white;
    box-shadow: 0 4px 12px rgba(44, 90, 160, 0.3);
    transform: translateY(-1px);
}

/* Advanced Patient Row Interactions */
.patient-row-advanced {
    position: relative;
    transition: var(--transition-smooth);
    border-left: 4px solid transparent;
}

.patient-row-advanced::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 0;
    height: 100%;
    background: linear-gradient(90deg, var(--primary-medical), var(--secondary-teal));
    transition: width 0.3s ease;
}

.patient-row-advanced:hover::before {
    width: 4px;
}

.patient-row-advanced:hover {
    background: linear-gradient(90deg, rgba(44, 90, 160, 0.02), transparent);
    transform: translateX(2px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.patient-row-advanced.selected {
    background: linear-gradient(90deg, rgba(44, 90, 160, 0.08), rgba(32, 178, 170, 0.04));
    border-left-color: var(--primary-medical);
}

.patient-row-advanced.selected::before {
    width: 4px;
}

/* Action Button Enhancements */
.btn-group-modern {
    display: flex;
    gap: 4px;
    align-items: center;
}

.btn-icon {
    width: 32px;
    height: 32px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    font-size: 14px;
    transition: var(--transition-fast);
}

.btn-icon:hover {
    transform: translateY(-2px) scale(1.1);
}

.btn-icon.btn-view {
    background: rgba(32, 178, 170, 0.1);
    color: var(--secondary-teal);
    border: 1px solid rgba(32, 178, 170, 0.3);
}

.btn-icon.btn-edit {
    background: rgba(255, 193, 7, 0.1);
    color: #856404;
    border: 1px solid rgba(255, 193, 7, 0.3);
}

.btn-icon.btn-delete {
    background: rgba(220, 53, 69, 0.1);
    color: var(--danger-red);
    border: 1px solid rgba(220, 53, 69, 0.3);
}

/* Tooltip System */
.tooltip-wrapper {
    position: relative;
    display: inline-block;
}

.tooltip-wrapper::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: #333;
    color: white;
    padding: 6px 8px;
    border-radius: 4px;
    font-size: 12px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
    z-index: 1000;
}

.tooltip-wrapper::after {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 4px solid transparent;
    border-top-color: #333;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
}

.tooltip-wrapper:hover::before,
.tooltip-wrapper:hover::after {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-4px);
}

/* Progress Indicators */
.progress-modern {
    height: 8px;
    background: var(--light-gray);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.progress-bar-modern {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-medical), var(--secondary-teal));
    border-radius: 4px;
    transition: width 0.6s ease;
    position: relative;
    overflow: hidden;
}

.progress-bar-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: progressShine 2s infinite;
}

@keyframes progressShine {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Notification System */
.notification-toast {
    position: fixed;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: white;
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    border-left: 4px solid var(--primary-medical);
    min-width: 300px;
    z-index: 1050;
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.notification-toast.show {
    transform: translateX(0);
}

.notification-toast.success {
    border-left-color: var(--success-green);
}

.notification-toast.error {
    border-left-color: var(--danger-red);
}

.notification-toast.warning {
    border-left-color: var(--warning-amber);
}

/* Data Visualization */
.stat-card {
    background: white;
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-light);
    border: 1px solid var(--medium-gray);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-medical), var(--secondary-teal));
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-medical);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 14px;
    color: var(--dark-gray);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-trend {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    margin-top: var(--spacing-xs);
}

.stat-trend.up {
    color: var(--success-green);
}

.stat-trend.down {
    color: var(--danger-red);
}

/* Enhanced Form Sections */
.form-section {
    background: white;
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    box-shadow: var(--shadow-light);
    border: 1px solid var(--medium-gray);
    transition: var(--transition-smooth);
}

.form-section:hover {
    box-shadow: var(--shadow-medium);
}

.form-section-header {
    background: linear-gradient(135deg, var(--light-gray), #ffffff);
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--medium-gray);
    display: flex;
    align-items: center;
    justify-content: between;
    cursor: pointer;
}

.form-section-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary-medical);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.form-section-content {
    padding: var(--spacing-md);
}

.form-section.collapsed .form-section-content {
    display: none;
}

/* Smooth notification animations */
#notification-container {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    max-width: 600px;
    width: 90%;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

#notification-container .alert {
    margin-bottom: 10px;
    border: none;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    animation: slideInRight 0.5s ease-out;
    position: relative;
    overflow: hidden;
}

#notification-container .alert::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 4px;
    width: 100%;
    background: linear-gradient(90deg, rgba(255,255,255,0.3) 0%, rgba(255,255,255,0.7) 50%, rgba(255,255,255,0.3) 100%);
}

#notification-container .alert-success {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    border-left: 4px solid #28a745;
    color: #155724;
}

#notification-container .alert-danger {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
    border-left: 4px solid #dc3545;
    color: #721c24;
}

#notification-container .alert-info {
    background: linear-gradient(135deg, #d1ecf1 0%, #bee5eb 100%) !important;
    border: none !important;
    border-left: 4px solid #17a2b8 !important;
    color: #0c5460 !important;
}

#notification-container .alert-warning {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    border-left: 4px solid #ffc107;
    color: #856404;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

.alert.fade-out {
    animation: slideOutRight 0.3s ease-in forwards;
}

/* Mobile Optimizations */
@media (max-width: 768px) {
    .nav-tabs-modern {
        flex-direction: column;
    }
    
    .nav-tabs-modern .nav-item {
        min-width: auto;
    }
    
    .btn-group-modern {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .stat-card {
        text-align: center;
    }
    
    .notification-toast {
        right: var(--spacing-sm);
        left: var(--spacing-sm);
        min-width: auto;
    }
    
    #notification-container {
        right: 10px;
        left: 10px;
        max-width: none;
    }
}