.settings-panel {
    position: fixed;
    top: 0;
    right: 0;
    width: 400px;
    height: 100vh;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border);
    z-index: 200;
    display: flex;
    flex-direction: column;
    animation: slideInRight 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

.settings-header {
    padding: 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.settings-header h2 {
    font-size: 18px;
    font-weight: 600;
}

.settings-content {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
}

.settings-section {
    margin-bottom: 32px;
}

.settings-section h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.column-setting-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    margin-bottom: 8px;
}

.column-name {
    flex: 1;
    font-size: 14px;
    font-weight: 500;
}

.column-wip {
    width: 80px;
    padding: 8px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 13px;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

label {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    font-size: 14px;
    color: var(--text-secondary);
}

input[type=checkbox] {
    width: 16px;
    height: 16px;
}

input[type=number] {
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 14px;
}