/* 导航栏组件样式 */
.navbar {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(229, 231, 235, 0.5);
    position: sticky;
    top: 0;
    z-index: 50;
}

.navbar-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .navbar-container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 1024px) {
    .navbar-container {
        padding: 0 2rem;
    }
}

.navbar-content {
    display: flex;
    align-items: center;
    height: 4rem;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.navbar-logo-icon {
    width: 2rem;
    height: 2rem;
    background: linear-gradient(135deg, #0ea5e9, #0369a1);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.navbar-logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: #111827;
}

.navbar-desktop-menu {
    display: none;
    align-items: center;
    gap: 2rem;
    margin-left: 2rem;
}

@media (min-width: 768px) {
    .navbar-desktop-menu {
        display: flex;
    }
}

.navbar-menu-item {
    color: #374151;
    text-decoration: none;
    transition: color 0.2s;
}

.navbar-menu-item:hover {
    color: #0284c7;
}

.navbar-dropdown {
    position: relative;
}

.navbar-dropdown-button {
    display: flex;
    align-items: center;
    color: #374151;
    background: none;
    border: none;
    cursor: pointer;
    transition: color 0.2s;
}

.navbar-dropdown-button:hover {
    color: #0284c7;
}

.navbar-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 0.5rem;
    width: 12rem;
    background: white;
    border-radius: 0.5rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s;
}

.navbar-dropdown:hover .navbar-dropdown-menu {
    opacity: 1;
    visibility: visible;
}

.navbar-dropdown-item {
    display: block;
    padding: 0.5rem 1rem;
    color: #374151;
    text-decoration: none;
    transition: background-color 0.2s;
}

.navbar-dropdown-item:hover {
    background-color: #f3f4f6;
    color: #0284c7;
}

.navbar-search {
    display: none;
    align-items: center;
    margin-left: auto;
}

@media (min-width: 768px) {
    .navbar-search {
        display: flex;
    }
}

.navbar-search-button {
    padding: 0.5rem;
    color: #6b7280;
    background: none;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.2s;
}

.navbar-search-button:hover {
    color: #0284c7;
    background-color: #f3f4f6;
}

.navbar-mobile-button {
    display: block;
    margin-left: auto;
    padding: 0.5rem;
    background: none;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: background-color 0.2s;
}

@media (min-width: 768px) {
    .navbar-mobile-button {
        display: none;
    }
}

.navbar-mobile-button:hover {
    background-color: #f3f4f6;
}

.navbar-mobile-menu {
    display: none;
    background: white;
    border-top: 1px solid #e5e7eb;
}

@media (max-width: 767px) {
    .navbar-mobile-menu.show {
        display: block;
    }
}

.navbar-mobile-content {
    padding: 0.75rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.navbar-mobile-search {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border: 1px solid #d1d5db;
    border-radius: 0.5rem;
    color: #6b7280;
    background: none;
    cursor: pointer;
    transition: all 0.2s;
}

.navbar-mobile-search:hover {
    color: #0284c7;
    border-color: #93c5fd;
}

.navbar-mobile-item {
    display: block;
    padding: 0.5rem 0;
    color: #374151;
    text-decoration: none;
    transition: color 0.2s;
}

.navbar-mobile-item:hover {
    color: #0284c7;
}

.navbar-mobile-category-title {
    font-size: 0.875rem;
    font-weight: 500;
    color: #111827;
    margin-bottom: 0.5rem;
    padding-top: 0.75rem;
    border-top: 1px solid #e5e7eb;
}

.navbar-mobile-category-menu {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* 动画效果 */
.navbar-dropdown-menu {
    transform: translateY(-10px);
}

.navbar-dropdown:hover .navbar-dropdown-menu {
    transform: translateY(0);
}

.navbar-search-button svg {
    transition: transform 0.2s;
}

.navbar-search-button:hover svg {
    transform: scale(1.1);
}

/* 响应式调整 */
@media (max-width: 640px) {
    .navbar-container {
        padding: 0 1rem;
    }
    
    .navbar-logo {
        gap: 0.5rem;
    }
    
    .navbar-logo-text {
        font-size: 1.125rem;
    }
}