.sg-rail {
    position: sticky;
    top: 120px;
    align-self: start;
    max-height: calc(100vh - 132px);
    overflow-y: auto;
    overscroll-behavior: contain;
    padding-right: 6px;
    margin-right: -6px;
    scrollbar-width: thin;
    scrollbar-color: var(--color-border) transparent;
}

.sg-rail::-webkit-scrollbar {
    width: 6px;
}

.sg-rail::-webkit-scrollbar-track {
    background: transparent;
}

.sg-rail::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 3px;
}

.sg-rail:hover::-webkit-scrollbar-thumb {
    background: var(--color-text-muted);
}

.sg-mcp-strip-wrap {
    margin: 16px auto 0;
}

.sg-fg-presets .sg-rail-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding-bottom: 4px;
}

.sg-rail-chip {
    font-size: 12px;
    padding: 4px 9px;
}

.sg-preset-chip.is-on {
    border-color: var(--color-accent);
    background: var(--color-accent);
    color: var(--color-surface);
}

.sg-preset-chip.is-on:hover {
    border-color: var(--color-accent);
    color: var(--color-surface);
}

.pd-badge {
    display: inline-block;
    font: 600 9px/1 var(--font-mono);
    letter-spacing: 0.06em;
    padding: 4px 7px;
    border-radius: 4px;
}

.pd-badge--accent {
    color: var(--pd-accent);
    border: 1px solid var(--pd-accent-border);
}

.sg-mcp-strip-wrap .pd-mcp-strip {
    padding-left: 0;
    padding-right: 0;
}

.sg-rail-drawer {
    margin: 0;
}

.sg-fi-cb {
    appearance: none;
    -webkit-appearance: none;
    width: 15px;
    height: 15px;
    margin: 0;
    border: 1.5px solid var(--color-border);
    border-radius: 4px;
    flex-shrink: 0;
    position: relative;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition);
}

.sg-fi-cb[type="radio"] {
    border-radius: 50%;
}

.sg-fi-cb:checked {
    background: var(--color-accent);
    border-color: var(--color-accent);
}

.sg-fi-cb:checked::after {
    content: "";
    position: absolute;
    left: 4px;
    top: 1px;
    width: 4px;
    height: 8px;
    border: solid #fff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.sg-fi-cb[type="radio"]:checked::after {
    left: 3px;
    top: 3px;
    width: 7px;
    height: 7px;
    border: none;
    border-radius: 50%;
    background: #fff;
    transform: none;
}

.sg-fi-cb:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.sg-apply {
    display: block;
    width: 100%;
    margin-top: 12px;
    height: 40px;
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-md);
    background: var(--color-accent);
    color: #fff;
    font-family: var(--font-sans);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition);
}

.sg-apply:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
}

.sg-apply:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}