.settings-layout {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
}

.settings-nav {
    position: sticky;
    top: 5rem;
    width: 240px;
    background: #fff;
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
    padding: 0.75rem;
    flex-shrink: 0;
    max-height: calc(100vh - 6rem);
    overflow-y: auto;
}

.settings-nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    color: var(--gray-600);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s;
    margin-bottom: 0.25rem;
}

.settings-nav-item:hover {
    background: var(--gray-50);
    color: var(--gray-800);
    text-decoration: none;
}

.settings-nav-item.active {
    background: var(--primary-light);
    color: var(--primary);
}

.settings-nav-item i {
    width: 20px;
    text-align: center;
    font-size: 0.875rem;
}

.settings-content {
    flex: 1;
    min-width: 0;
}

.settings-section {
    margin-bottom: 2rem;
    scroll-margin-top: 5rem;
}

.settings-section-header {
    margin-bottom: 1rem;
}

.settings-section-header h2 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-800);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.25rem;
}

.settings-section-header h2 i {
    color: var(--primary);
}

.settings-section-header p {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.settings-card {
    background: #fff;
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
    padding: 1.5rem;
}

.form-actions {
    margin-top: 1.5rem;
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.form-group small {
    display: block;
    margin-top: 0.375rem;
    font-size: 0.75rem;
    color: var(--gray-500);
}

/* Color Input */
.color-input-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.color-input-group input[type="color"] {
    width: 48px;
    height: 40px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    cursor: pointer;
    padding: 2px;
}

.color-text-input {
    flex: 1;
    padding: 0.625rem 1rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-family: monospace;
}

/* Services Tags */
.services-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.service-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.75rem;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 9999px;
    font-size: 0.8rem;
    font-weight: 500;
}

.service-tag button {
    background: none;
    border: none;
    color: var(--primary);
    cursor: pointer;
    font-size: 1rem;
    line-height: 1;
    padding: 0;
    opacity: 0.6;
    transition: opacity 0.2s;
}

.service-tag button:hover {
    opacity: 1;
}

.add-service-row {
    display: flex;
    gap: 0.5rem;
}

.add-service-row input {
    flex: 1;
    padding: 0.625rem 1rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

/* Integration Item */
.integration-item {
    display: flex;
    gap: 1rem;
}

.integration-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.integration-icon.zapier {
    background: #f59e0b;
    color: #fff;
}

.integration-content h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 0.25rem;
}

.integration-content p {
    font-size: 0.8rem;
    color: var(--gray-500);
    margin-bottom: 1rem;
}

.integration-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1rem;
}

.integration-status {
    font-size: 0.8rem;
    font-weight: 500;
}

/* Toggle Label */
.toggle-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--gray-700);
    cursor: pointer;
}

/* Upgrade Prompt */
.upgrade-prompt {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--gray-50);
    border-radius: var(--radius);
    align-items: flex-start;
}

.upgrade-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--warning-light);
    color: var(--warning);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.upgrade-content h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 0.25rem;
}

.upgrade-content p {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-bottom: 1rem;
}

/* DNS Instructions */
.dns-instructions {
    padding: 1rem;
    background: var(--gray-50);
    border-radius: var(--radius-sm);
    margin: 1rem 0;
}

.dns-instructions h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.75rem;
}

.dns-instructions table {
    width: 100%;
    font-size: 0.85rem;
}

.dns-instructions td {
    padding: 0.5rem 0;
}

.dns-instructions td:first-child {
    font-weight: 600;
    color: var(--gray-600);
    width: 80px;
}

.dns-instructions code {
    background: var(--gray-100);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
}

/* Success Banner */
.success-banner {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--success-light);
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    color: var(--success);
}

.success-banner i {
    font-size: 1.25rem;
    margin-top: 0.125rem;
}

.success-banner strong {
    display: block;
    font-size: 0.9rem;
}

.success-banner p {
    font-size: 0.8rem;
    opacity: 0.8;
}

/* Re-engagement Groups */
.reengagement-group {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    overflow: hidden;
}

.reengagement-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
}

.reengagement-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
}

.reengagement-icon.lost {
    background: var(--danger-light);
    color: var(--danger);
}

.reengagement-icon.noshow {
    background: var(--warning-light);
    color: var(--warning);
}

.reengagement-icon.cold {
    background: #dbeafe;
    color: #3b82f6;
}

.reengagement-info {
    flex: 1;
}

.reengagement-info h3 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-800);
}

.reengagement-info p {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.reengagement-body {
    padding: 1rem;
}

.reengagement-body .form-group {
    margin-bottom: 0;
}

.reengagement-body input[type="number"] {
    width: 100px;
    padding: 0.5rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

/* Booking URL Box */
.booking-url-box {
    padding: 1rem;
    background: var(--gray-50);
    border-radius: var(--radius-sm);
    margin-bottom: 1.5rem;
}

.booking-url-box label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: block;
    margin-bottom: 0.5rem;
}

.url-copy-group {
    display: flex;
    gap: 0.5rem;
}

.url-copy-group input {
    flex: 1;
    padding: 0.625rem 1rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    background: #fff;
}

/* Booking Services */
#booking-services-list {
    margin-bottom: 0.75rem;
}

.booking-service-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--gray-50);
    border-radius: var(--radius-sm);
    margin-bottom: 0.5rem;
}

.booking-service-item span {
    font-size: 0.875rem;
    color: var(--gray-700);
    font-weight: 500;
}

.booking-service-item button {
    background: none;
    border: none;
    color: var(--danger);
    cursor: pointer;
    font-size: 1rem;
    padding: 0.25rem;
    opacity: 0.6;
    transition: opacity 0.2s;
}

.booking-service-item button:hover {
    opacity: 1;
}

.add-booking-service-row {
    display: flex;
    gap: 0.5rem;
}

.add-booking-service-row input {
    padding: 0.625rem 1rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

.add-booking-service-row input:first-child {
    flex: 1;
}

.add-booking-service-row input[type="number"] {
    width: 100px;
}

/* Availability Hours */
.availability-hours {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.availability-day {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: var(--gray-50);
    border-radius: var(--radius-sm);
}

.availability-day .day-name {
    width: 100px;
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--gray-700);
}

.availability-day input[type="checkbox"] {
    width: auto;
}

.availability-day .time-inputs {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex: 1;
}

.availability-day .time-inputs input[type="time"] {
    padding: 0.375rem 0.5rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
}

.availability-day .time-inputs span {
    color: var(--gray-500);
    font-size: 0.8rem;
}

.availability-day.disabled .time-inputs {
    opacity: 0.5;
    pointer-events: none;
}

/* Section Subtitle */
.section-subtitle {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    margin: 1.5rem 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--gray-200);
}

/* Mobile Responsive */
@media (max-width: 992px) {
    .settings-layout {
        flex-direction: column;
    }
    
    .settings-nav {
        position: static;
        width: 100%;
        display: flex;
        overflow-x: auto;
        padding: 0.5rem;
        gap: 0.25rem;
        max-height: none;
    }
    
    .settings-nav-item {
        white-space: nowrap;
        padding: 0.5rem 0.75rem;
        font-size: 0.8rem;
        margin-bottom: 0;
    }
    
    .settings-nav-item span {
        display: none;
    }
    
    .settings-nav-item i {
        width: auto;
        font-size: 1rem;
    }
}

@media (max-width: 768px) {
    .integration-item {
        flex-direction: column;
    }
    
    .integration-actions {
        flex-wrap: wrap;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .settings-card {
        padding: 1rem;
    }
    
    .availability-day {
        flex-wrap: wrap;
    }
    
    .availability-day .day-name {
        width: auto;
        min-width: 80px;
    }
}

@media (max-width: 480px) {
    .settings-nav {
        flex-wrap: wrap;
    }
    
    .settings-nav-item {
        flex: 1;
        justify-content: center;
        min-width: 48px;
    }
    
    .settings-nav-item i {
        margin: 0;
    }
    
    .color-input-group {
        flex-direction: column;
        align-items: stretch;
    }
    
    .color-input-group input[type="color"] {
        width: 100%;
        height: 48px;
    }
}

/* Lead Sources */
.source-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.source-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.source-content {
    flex: 1;
}

.source-content h3 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 0.125rem;
}

.source-content p {
    font-size: 0.8rem;
    color: var(--gray-500);
    margin-bottom: 0.25rem;
}

.source-status {
    font-size: 0.75rem;
    font-weight: 500;
}

.source-status.active {
    color: var(--success);
}

/* Toggle Switch for Lead Sources */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: var(--gray-300);
    transition: 0.3s;
    border-radius: 24px;
}

.toggle-slider::before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: 0.3s;
    border-radius: 50%;
}

.toggle-switch input:checked + .toggle-slider {
    background-color: var(--primary);
}

.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(20px);
}