/* Advanced Scheduler Styles */

.advanced-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--border);
    overflow-x: auto;
}

.advanced-tab-btn {
    padding: 12px 24px;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 8px;
}

.advanced-tab-btn:hover {
    color: var(--primary);
    background: rgba(33, 150, 243, 0.05);
}

.advanced-tab-btn.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
    background: rgba(33, 150, 243, 0.1);
}

.advanced-tab-content {
    display: none;
}

.advanced-tab-content.active {
    display: block;
}

.help-text {
    background: rgba(33, 150, 243, 0.1);
    border-left: 3px solid var(--primary);
    padding: 12px 16px;
    margin-bottom: 20px;
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 14px;
}

.help-text i {
    color: var(--primary);
    margin-right: 8px;
}

.item-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 16px;
    transition: all 0.3s ease;
}

.item-card:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.item-card.disabled {
    opacity: 0.6;
    background: rgba(128, 128, 128, 0.05);
}

.item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.item-title {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.item-title i {
    font-size: 20px;
    color: var(--primary);
}

.item-title h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.item-actions {
    display: flex;
    gap: 8px;
}

.btn-icon {
    background: none;
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 4px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background: rgba(33, 150, 243, 0.1);
    color: var(--primary);
}

.btn-icon.danger:hover {
    background: rgba(244, 67, 54, 0.1);
    color: #f44336;
}

.item-body {
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

.item-detail {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
    font-size: 14px;
}

.item-detail .label {
    color: var(--text-secondary);
    min-width: 120px;
    font-weight: 500;
}

.item-detail .value {
    color: var(--text-primary);
    flex: 1;
}

.item-detail-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-top: 12px;
}

.badge {
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge.success {
    background: rgba(76, 175, 80, 0.15);
    color: #4CAF50;
}

.badge.danger {
    background: rgba(244, 67, 54, 0.15);
    color: #f44336;
}

.badge.gray {
    background: rgba(128, 128, 128, 0.15);
    color: #757575;
}

.retention-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 16px;
    margin-bottom: 16px;
}

.retention-item {
    background: rgba(33, 150, 243, 0.05);
    border: 1px solid rgba(33, 150, 243, 0.2);
    border-radius: 8px;
    padding: 16px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.retention-item i {
    font-size: 24px;
    color: var(--primary);
}

.retention-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
}

.retention-label {
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 12px;
    padding: 12px;
    background: var(--hover-bg);
    border-radius: 4px;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-primary);
}

.checkbox-group input[type="checkbox"] {
    cursor: pointer;
}

.form-section {
    margin: 24px 0;
    padding: 20px;
    background: var(--hover-bg);
    border-radius: 8px;
}

.form-section h3 {
    margin: 0 0 16px 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.form-help {
    display: block;
    margin-top: 4px;
    font-size: 12px;
    color: var(--text-secondary);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    cursor: pointer;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 64px;
    color: var(--text-tertiary);
    margin-bottom: 20px;
    display: block;
}

.empty-state h3 {
    margin: 0 0 8px 0;
    color: var(--text-primary);
    font-size: 20px;
}

.empty-state p {
    margin: 0;
    font-size: 14px;
}

/* Modal enhancements */
.modal-large {
    max-width: 800px;
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .item-card {
        background: #1e1e1e;
        border-color: #333;
    }

    .help-text {
        background: rgba(33, 150, 243, 0.15);
    }

    .retention-item {
        background: rgba(33, 150, 243, 0.1);
        border-color: rgba(33, 150, 243, 0.3);
    }

    .checkbox-group {
        background: #1e1e1e;
    }

    .form-section {
        background: #1e1e1e;
    }
}

/* Responsive design */
@media (max-width: 768px) {
    .advanced-tabs {
        flex-wrap: wrap;
    }

    .retention-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .item-header {
        flex-direction: column;
        gap: 12px;
    }

    .item-actions {
        width: 100%;
        justify-content: flex-end;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .checkbox-group {
        grid-template-columns: 1fr;
    }
}