/* 搜索历史下拉样式 */
.search-history-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bs-body-bg, #fff);
    border: 1px solid var(--bs-border-color, #e2e8f0);
    border-radius: 0 0 8px 8px;
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
    z-index: 1000;
    max-height: 260px;
    overflow-y: auto;
    display: none;
    margin-top: 2px;
}

.search-history-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 14px;
    cursor: pointer;
    transition: background 0.15s;
    color: var(--bs-body-color, #334155);
    font-size: 0.9rem;
}

.search-history-item:hover {
    background: var(--bs-tertiary-bg, #f1f5f9);
}

.search-history-text {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.search-history-delete {
    color: var(--bs-secondary-color, #94a3b8);
    padding: 4px 6px;
    border-radius: 4px;
    transition: all 0.15s;
}

.search-history-delete:hover {
    color: #dc3545;
    background: rgba(220, 53, 69, 0.1);
}

.search-history-clear {
    padding: 8px 14px;
    text-align: center;
    border-top: 1px solid var(--bs-border-color, #e2e8f0);
    font-size: 0.8rem;
    color: var(--bs-secondary-color, #64748b);
    cursor: pointer;
    transition: color 0.15s;
}

.search-history-clear:hover {
    color: #dc3545;
}

[data-bs-theme="dark"] .search-history-dropdown {
    background: #2d2d2d;
    border-color: #404040;
}

[data-bs-theme="dark"] .search-history-item:hover {
    background: #3a3a3a;
}

[data-bs-theme="dark"] .search-history-clear {
    border-color: #404040;
}