/* 面包屑导航样式 */
.breadcrumb-nav {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 15px 0;
    margin-bottom: 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
}

.breadcrumb-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 5px;
}

.breadcrumb-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.3s ease;
    font-size: 14px;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.breadcrumb-item:hover {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.breadcrumb-item.active {
    background: rgba(255, 255, 255, 0.25);
    color: white;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.breadcrumb-item.active .breadcrumb-icon {
    transform: scale(1.1);
}

.breadcrumb-icon {
    font-size: 16px;
    transition: transform 0.3s ease;
}

.breadcrumb-text {
    white-space: nowrap;
}

.breadcrumb-separator {
    color: rgba(255, 255, 255, 0.5);
    font-size: 18px;
    font-weight: 300;
    margin: 0 5px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .breadcrumb-container {
        padding: 0 10px;
        gap: 3px;
    }
    
    .breadcrumb-item {
        padding: 6px 12px;
        font-size: 12px;
    }
    
    .breadcrumb-icon {
        font-size: 14px;
    }
    
    .breadcrumb-separator {
        font-size: 14px;
        margin: 0 3px;
    }
    
    .breadcrumb-text {
        display: none; /* 移动端只显示图标 */
    }
    
    .breadcrumb-item {
        min-width: 40px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .breadcrumb-nav {
        padding: 10px 0;
    }
    
    .breadcrumb-container {
        justify-content: center;
    }
}