.bts-generation-context {
    position: relative;
    min-width: 0;
}

.bts-generation-context[hidden] { display: none !important; }

.bts-generation-context--mode-toolbar {
    flex: 0 1 320px;
    max-width: min(320px, 36vw);
    margin-left: 0;
}

.bts-generation-context__button {
    display: flex;
    align-items: center;
    gap: 6px;
    width: 100%;
    max-width: 100%;
    min-height: 34px;
    padding: 6px 10px;
    color: var(--ui-text-primary);
    background: var(--ui-input-bg);
    border: 1px solid var(--ui-border);
    border-radius: 12px;
    cursor: pointer;
    transition: background-color 160ms ease, border-color 160ms ease;
}

.bts-generation-context__button:hover {
    background: var(--ui-surface-3);
    border-color: var(--ui-border-strong);
}
.bts-generation-context__button:focus-visible {
    outline: 2px solid var(--ui-focus-ring);
    outline-offset: 2px;
}
.bts-generation-context__button.is-unassigned { color: var(--ui-text-muted); }
.bts-generation-context__label {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 13px;
}

.bts-generation-context__menu {
    position: absolute;
    right: 0;
    bottom: calc(100% + 8px);
    z-index: 180;
    width: min(360px, 88vw);
    padding: 8px;
    background: var(--ui-panel-bg, var(--ui-surface-2));
    border: 1px solid var(--ui-border);
    border-radius: 14px;
    box-shadow: 0 18px 48px rgb(0 0 0 / 28%);
}

.bts-generation-context__menu[hidden] { display: none; }
.bts-generation-context__search {
    width: 100%;
    padding: 8px 10px;
    color: var(--ui-text-primary);
    background: var(--ui-input-bg);
    border: 1px solid var(--ui-border);
    border-radius: 9px;
}
.bts-generation-context__search:focus-visible {
    outline: 2px solid var(--ui-focus-ring);
    outline-offset: 1px;
}
.bts-generation-context__list {
    max-height: 280px;
    margin-top: 7px;
    overflow-y: auto;
}
.bts-generation-context__choice {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    width: 100%;
    padding: 8px;
    color: var(--ui-text-primary);
    text-align: left;
    border-radius: 9px;
}
.bts-generation-context__choice:hover,
.bts-generation-context__choice:focus-visible { background: var(--ui-hover); }
.bts-generation-context__choice span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.bts-generation-context__choice small { color: var(--ui-text-muted); }
.bts-generation-context__empty,
.bts-generation-context__warning {
    padding: 8px;
    color: var(--ui-text-muted);
    font-size: 12px;
}
.bts-generation-context__warning {
    position: absolute;
    right: 0;
    bottom: calc(100% + 4px);
    width: max-content;
    max-width: 340px;
    color: var(--ui-text-primary);
    background: var(--ui-panel-bg, var(--ui-surface-2));
    border-radius: 8px;
}

@media (max-width: 760px) {
    .generation-mode-toolbar { flex-wrap: wrap; }
    .bts-generation-context--mode-toolbar {
        flex-basis: min(320px, 48vw);
        max-width: 48vw;
        margin-left: auto;
    }
    .bts-generation-context__button svg { display: none; }
}