.filter-bar-component {
    position: relative;
    width: 100%;
    z-index: 100; /* 确保filter bar及其下拉菜单在精选站点区域之上 */
}

.filter-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    gap: clamp(18px, 3vw, 28px);
}

.category-filter {
    flex: 1 1 auto;
    min-width: 240px;
}

.category-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.category-tab {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    font-weight: 600;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: var(--transition-bounce);
    overflow: hidden;
    backdrop-filter: blur(18px);
}

.category-tab::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.35), rgba(56, 189, 248, 0.25));
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: -1;
}

.category-tab:hover {
    transform: translateY(-2px);
    border-color: rgba(139, 92, 246, 0.45);
    color: var(--text-primary);
}

.category-tab:hover::after {
    opacity: 0.35;
}

.category-tab.active {
    color: #ffffff;
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 16px 28px rgba(124, 58, 237, 0.28);
}

.category-tab.active::after {
    opacity: 1;
}

.tab-icon {
    font-size: 1.1rem;
}

.tab-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 26px;
    height: 26px;
    padding: 0 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.15);
    font-size: 0.75rem;
    font-weight: 700;
    color: inherit;
}

.category-tab:not(.active) .tab-count {
    background: rgba(148, 163, 184, 0.15);
    color: var(--text-muted);
}

.filter-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.dropdown {
    position: relative;
}

.filter-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-secondary);
    font-size: 0.92rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
    backdrop-filter: blur(18px);
}

.filter-button:hover,
.dropdown.open .filter-button {
    color: var(--text-primary);
    border-color: rgba(139, 92, 246, 0.45);
    box-shadow: 0 12px 24px rgba(8, 12, 22, 0.3);
}

.dropdown-arrow {
    font-size: 0.8rem;
    opacity: 0.6;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 220px;
    background: rgba(10, 16, 28, 0.92);
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-lg);
    padding: 10px;
    display: none;
    flex-direction: column;
    gap: 6px;
    z-index: 1000; /* 确保下拉菜单显示在所有元素之上 */
}

.dropdown.open .dropdown-menu {
    display: flex;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 12px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-base);
}

.dropdown-item:hover,
.dropdown-item.active {
    background: rgba(139, 92, 246, 0.18);
    color: var(--text-primary);
}

.filter-reset {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 16px;
    border-radius: 14px;
    border: 1px dashed rgba(255, 255, 255, 0.12);
    color: var(--text-muted);
    background: transparent;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition-base);
}

.filter-reset:hover {
    border-color: rgba(139, 92, 246, 0.6);
    color: var(--text-primary);
}

.active-filters {
    margin-top: 18px;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    border-radius: 16px;
    background: rgba(10, 16, 28, 0.65);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-secondary);
}

.active-filters-label {
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.active-filters-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.filter-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    font-size: 0.85rem;
}

.filter-tag .remove-filter {
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    font-size: 1rem;
    cursor: pointer;
    transition: color var(--transition-base);
}

.filter-tag .remove-filter:hover {
    color: #fff;
}

@media (max-width: 768px) {
    .filter-bar {
        flex-direction: column;
    }

    .filter-actions {
        width: 100%;
        justify-content: flex-start;
    }

    .dropdown-menu {
        right: auto;
        left: 0;
    }
}