/* 头部导航栏共用CSS样式 - 更新时间: 2025-12-15 */

/* 局部下拉菜单样式 */
.nav-dropdown .dropdown-content {
    display: none;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    position: absolute;
    top: 100%;
    right: -100px;
    min-width: 200px;
    z-index: 1001;
    background: rgba(30, 30, 30, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transform: translateY(10px);
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    padding: 20px 0;
    margin-top: 10px;
}

/* 下拉菜单顶部小三角 */
/* .nav-dropdown .dropdown-content::before {
    content: '';
    position: absolute;
    top: -8px;
    right: 20px;
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid rgba(30, 30, 30, 0.95);
} */

/* 悬停时显示下拉菜单 */
.nav-dropdown:hover .dropdown-content,
.nav-dropdown.active .dropdown-content {
    display: flex;
    flex-direction: row;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

/* 确保页面内容区域在下拉菜单下方 */
.main-content {
    position: relative;
    z-index: 1;
}

/* 头部导航栏 */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: none;
    transition: background-color 0.3s ease;
    height: 80px;
    box-sizing: border-box;
    contain: layout;
    transform: translateZ(0);
    backface-visibility: hidden;
}

/* Logo容器区域 */
.header .brand-logo {
    display: flex;
    align-items: center;
}

/* 品牌Logo */
.brand-logo {
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
}

.brand-logo img {
    height: 40px;
    width: auto;
    filter: brightness(0) invert(1);
    transition: filter 0.2s ease, opacity 0.2s ease;
    transform: translateZ(0);
    backface-visibility: hidden;
}

/* 第二张轮播图时logo变黑色 */
.header.light-slide .brand-logo img {
    filter: none;
}

/* 品牌新闻和技术支持页面logo变白色 */
.news-page .header .brand-logo img,
.support-page .header .brand-logo img {
    filter: brightness(0) invert(1);
}

/* 产品页面logo变黑色 */
.product-page .header .brand-logo img {
    filter: none;
}

/* 项目页面logo变黑色 */
.project-page .header .brand-logo img {
    filter: none;
}



/* 只在非首页显示返回首页悬停效果 */
body:not(.home-page) .brand-logo:hover::after {
    content: 'HOME';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    color: #FF6B35;
    font-weight: 700;
    font-size: 16px;
    white-space: nowrap;
    animation: homeFadeIn 0.3s ease;
    z-index: 10;
}

/* logo悬停时渐隐效果 */
body:not(.home-page) .brand-logo:hover img {
    opacity: 0;
    transition: opacity 0.3s ease;
}

/* 首页不显示悬停效果 */
body.home-page .brand-logo:hover::after {
    display: none;
}

@keyframes homeFadeIn {
    0% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.8);
    }
    100% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
}

/* 导航链接 */
.nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-links a {
    text-decoration: none;
    color: #fff;
    font-weight: 600;
    font-size: 15px;
    padding: 10px 15px;
    display: block;
    transition: color 0.2s ease, transform 0.2s ease;
    position: relative;
    border-radius: 5px;
    will-change: color, transform;
}

/* 第二张轮播图时文字变黑色 */
.header.light-slide .nav-links a {
    color: #000;
}

/* 品牌新闻和技术支持页面文字变白色 */
.news-page .header .nav-links a,
.support-page .header .nav-links a {
    color: #fff;
}

/* 产品页面文字变黑色 */
.product-page .header .nav-links a {
    color: #000;
}

/* 项目页面文字变黑色 */
.project-page .header .nav-links a {
    color: #000;
}

.nav-links a:hover {
    color: #FF6B35;
    transform: translateY(-2px);
}

/* 第二张轮播图时悬停仍为橙色 */
.header.light-slide .nav-links a:hover {
    color: #FF6B35;
}

/* 品牌新闻和技术支持页面悬停仍为橙色 */
.news-page .header .nav-links a:hover,
.support-page .header .nav-links a:hover {
    color: #FF6B35;
}

/* 产品页面悬停仍为橙色 */
.product-page .header .nav-links a:hover {
    color: #FF6B35;
}

/* 项目页面悬停仍为橙色 */
.project-page .header .nav-links a:hover {
    color: #FF6B35;
}

.nav-links a::after {
    content: '' !important;
    position: absolute !important;
    bottom: -8px !important;
    left: 0 !important;
    width: 0 !important;
    height: 3px !important;
    background: #FF6B35 !important;
    transform: scaleX(0) !important;
    transition: transform 0.3s ease !important;
    border-radius: 2px !important;
}

.nav-links a:hover::after {
    width: 100% !important;
    transform: scaleX(1) !important;
}


/* 下拉菜单 */
.dropdown {
    position: relative;
}

.dropdown > a::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 3px;
    background: #FF6B35;
    transform: scaleX(0);
    transition: transform 0.3s ease;
    border-radius: 2px;
}

.dropdown > a:hover::after {
    width: 100%;
    transform: scaleX(1);
}

.dropdown:hover > a::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 100%;
    height: 3px;
    background: #FF6B35;
    transform: scaleX(1);
    transition: transform 0.3s ease;
    border-radius: 2px;
}

.dropdown:hover > a {
    color: #FF6B35 !important;
}

/* 第二张轮播图时下拉菜单文字变黑色 */
.header.light-slide .dropdown > a {
    color: #000;
}

/* 品牌新闻页面下拉菜单文字变白色 */
.news-page .header .dropdown > a {
    color: #fff;
}

/* 产品页面下拉菜单文字变黑色 */
.product-page .header .dropdown > a {
    color: #000;
}

/* 项目页面下拉菜单文字变黑色 */
.project-page .header .dropdown > a {
    color: #000;
}

/* 悬停时保持橙色 */
.header.light-slide .dropdown:hover > a {
    color: #FF6B35 !important;
}

/* 品牌新闻页面悬停时保持橙色 */
.news-page .header .dropdown:hover > a {
    color: #FF6B35 !important;
}

/* 产品页面悬停时保持橙色 */
.product-page .header .dropdown:hover > a {
    color: #FF6B35 !important;
}

/* 项目页面悬停时保持橙色 */
.project-page .header .dropdown:hover > a {
    color: #FF6B35 !important;
}

/* 二级导航栏 */
.secondary-nav {
    position: fixed;
    top: 100px;
    left: 0;
    right: 0;
    z-index: 999;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.secondary-nav.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.secondary-nav-container {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 15px 30px;
    gap: 30px;
}

.secondary-nav-container a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    font-size: 16px;
    transition: all 0.3s ease;
    position: relative;
}

.secondary-nav-container a:hover {
    color: #FF6B35;
    transform: translateY(-2px);
}

.secondary-nav-container a::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 3px;
    background: #FF6B35;
    transform: scaleX(0);
    transition: transform 0.3s ease;
    border-radius: 2px;
}

.secondary-nav-container a:hover::after {
    width: 100%;
    transform: scaleX(1);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .nav-links {
        gap: 15px;
    }
}

@media (max-width: 768px) {
    .header {
        padding: 10px 20px;
    }
    
    .nav-links {
        gap: 10px;
    }
    
    .nav-links a {
        font-size: 12px;
        padding: 8px 12px;
    }
}

@media (max-width: 480px) {
    .nav-links {
        gap: 8px;
    }
    
    .nav-links a {
        font-size: 11px;
        padding: 6px 10px;
    }
    
    .secondary-nav-container {
        padding: 10px 20px;
        gap: 20px;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .secondary-nav-container a {
        font-size: 14px;
    }
    
    /* Logo区域响应式 */
    .brand-logo img {
        height: 35px;
    }
    
    
    /* 只在非首页显示返回首页悬停效果 */
    body:not(.home-page) .brand-logo:hover::after {
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
        font-size: 10px;
    }
    
    /* 首页不显示悬停效果 */
    body.home-page .brand-logo:hover::after {
        display: none;
    }
}

/* 下拉菜单样式 */
.nav-dropdown {
    position: relative;
    display: inline-block;
}

.nav-dropdown > a {
    text-decoration: none;
    color: #fff;
    font-weight: 600;
    padding: 10px 15px;
    display: block;
    transition: color 0.2s ease, transform 0.2s ease;
    border-radius: 5px;
    position: relative;
    will-change: color, transform;
}

/* 第二张轮播图时下拉菜单文字变黑色 */
.header.light-slide .nav-dropdown > a {
    color: #000;
}

/* 品牌新闻和技术支持页面下拉菜单文字变白色 */
.news-page .header .nav-dropdown > a,
.support-page .header .nav-dropdown > a {
    color: #fff;
}

/* 产品页面下拉菜单文字变黑色 */
.product-page .header .nav-dropdown > a {
    color: #000;
}

/* 项目页面下拉菜单文字变黑色 */
.project-page .header .nav-dropdown > a {
    color: #000;
}

/* 第二张轮播图时下拉菜单悬停仍为橙色 */
.header.light-slide .nav-dropdown > a:hover {
    color: #FF6B35;
}

/* 品牌新闻和技术支持页面下拉菜单悬停仍为橙色 */
.news-page .header .nav-dropdown > a:hover,
.support-page .header .nav-dropdown > a:hover {
    color: #FF6B35;
}

/* 产品页面下拉菜单悬停仍为橙色 */
.product-page .header .nav-dropdown > a:hover {
    color: #FF6B35;
}

/* 项目页面下拉菜单悬停仍为橙色 */
.project-page .header .nav-dropdown > a:hover {
    color: #FF6B35;
}

.nav-dropdown > a::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 3px;
    background: #FF6B35;
    transform: scaleX(0);
    transition: transform 0.3s ease;
    border-radius: 2px;
}

.nav-dropdown > a:hover {
    color: #FF6B35;
    background: none;
    transform: translateY(-2px);
}

.nav-dropdown > a:hover::after {
    width: 100%;
    transform: scaleX(1);
}

/* 删除重复规则 - 已在文件顶部定义 */

.dropdown-column {
    padding: 10px 25px;
    min-width: 160px;
    box-sizing: border-box;
    text-align: left;
}

.dropdown-column:first-child {
    padding-left: 25px;
}

.dropdown-column:last-child {
    padding-right: 25px;
    border-right: none;
}

/* 分类标题 - 不可点击 */
.dropdown-column h3 {
    color: rgba(255, 255, 255) !important;
    font-size: 11px;
    font-weight: 500;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 1 !important;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    pointer-events: none;
    cursor: default;
    user-select: none;
}

.dropdown-column a {
    display: block;
    color: #fff !important;
    text-decoration: none;
    padding: 8px 0;
    font-size: 14px;
    font-weight: 400;
    transition: color 0.2s ease, padding-left 0.2s ease;
    border-radius: 0;
    margin-bottom: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.4;
    border-bottom: none;
}

.dropdown-column a::after {
    display: none;
}

.dropdown-column a:hover {
    color: #FF6B35 !important;
    background: none !important;
    transform: none !important;
    padding-left: 8px;
}

/* 下拉菜单内容颜色保持白色（深色背景） */
.header.light-slide .dropdown-column h3 {
    color: rgb(255, 255, 255) !important;
}

.header.light-slide .dropdown-column a {
    color: #fff !important;
}

.header.light-slide .dropdown-column a:hover {
    color: #FF6B35 !important;
}

/* 下拉菜单响应式设计 */
@media (max-width: 1200px) {
    .nav-dropdown .dropdown-content {
        min-width: 180px;
    }
}

@media (max-width: 1024px) {
    .nav-dropdown .dropdown-content {
        min-width: 160px;
    }
    
    .dropdown-column {
        padding: 10px 20px;
    }
}

@media (max-width: 768px) {
    /* 移动端隐藏下拉菜单，使用移动端菜单代替 */
    .nav-dropdown .dropdown-content {
        display: none !important;
    }
}

/* 汉堡菜单按钮样式 */
.hamburger-menu {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1002;
    position: relative;
}

.hamburger-line {
    width: 25px;
    height: 3px;
    background: #fff;
    margin: 3px 0;
    transition: all 0.3s ease;
    border-radius: 2px;
}

/* 第二张轮播图时汉堡菜单变黑色 */
.header.light-slide .hamburger-line {
    background: #000;
}

/* 品牌新闻和技术支持页面汉堡菜单变白色 */
.news-page .header .hamburger-line,
.support-page .header .hamburger-line {
    background: #fff;
}

/* 产品页面汉堡菜单变黑色 */
.product-page .header .hamburger-line {
    background: #000;
}

/* 项目页面汉堡菜单变黑色 */
.project-page .header .hamburger-line {
    background: #000;
}

/* 汉堡菜单激活状态 */
.hamburger-menu.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger-menu.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger-menu.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* 移动端菜单 */
.mobile-menu {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1001;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    height: calc(100vh - 80px);
    overflow-y: auto;
}

.mobile-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.mobile-menu-content {
    padding: 30px 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.mobile-menu-content a {
    color: #fff;
    text-decoration: none;
    font-size: 18px;
    font-weight: 600;
    padding: 15px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: color 0.3s ease;
}

.mobile-menu-content a:hover {
    color: #ff6b35;
}

.mobile-search-btn {
    background: rgba(255, 107, 53, 0.1);
    border: none;
    color: #fff;
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    margin-bottom: 10px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
}

.mobile-search-btn:hover {
    background: rgba(255, 107, 53, 0.3);
}

.mobile-search-btn svg {
    color: inherit;
}

.mobile-language-toggle {
    background: #ff6b35;
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    margin-top: 20px;
    transition: background-color 0.3s ease;
}

.mobile-language-toggle:hover {
    background: #e55a2b;
}

/* 搜索按钮样式 */
.search-toggle-btn {
    background: transparent;
    color: white;
    border: none;
    padding: 8px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
}

.search-toggle-btn:hover {
    background: rgba(255, 107, 53, 0.2);
}

.search-toggle-btn svg {
    color: inherit;
}

/* 第二张轮播图时搜索按钮变黑色 */
.header.light-slide .search-toggle-btn {
    color: #000;
}

.header.light-slide .search-toggle-btn:hover {
    background: rgba(255, 107, 53, 0.2);
}

/* 品牌新闻和技术支持页面搜索按钮变白色 */
.news-page .header .search-toggle-btn,
.support-page .header .search-toggle-btn {
    color: #fff;
}

/* 产品页面和项目页面搜索按钮变黑色 */
.product-page .header .search-toggle-btn,
.project-page .header .search-toggle-btn {
    color: #000;
}

/* 语言切换按钮样式 */
.language-toggle-btn {
    background: #ff6b35;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.language-toggle-btn:hover {
    background: #e55a2b;
}

/* 响应式设计 - 移动端 */
@media (max-width: 1024px) {
    .nav-links a {
        font-size: 14px;
        padding: 8px 12px;
    }
}

@media (max-width: 768px) {
    .nav-links a {
        display: none;
    }
    
    .language-toggle-btn {
        display: none;
    }
    
    .hamburger-menu {
        display: flex;
    }
}

@media (max-width: 480px) {
    .header {
        padding: 15px 20px;
    }
    
    .mobile-menu-content {
        padding: 20px 15px;
    }
    
    .mobile-menu-content a {
        font-size: 16px;
        padding: 12px 0;
    }
    
    .hamburger-line {
        width: 22px;
        height: 2px;
    }
}

/* 搜索弹窗样式 - 全屏显示 */
.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    z-index: 2000;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.search-overlay.active {
    opacity: 1;
    visibility: visible;
}

.search-modal {
    background: transparent;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    transform: translateY(0);
    transition: transform 0.3s ease;
    padding: 80px 0 0 0;
}

.search-overlay.active .search-modal {
    transform: translateY(0);
}

.search-header {
    display: flex;
    align-items: center;
    gap: 30px;
    padding: 40px 80px;
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
}

.search-input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 48px;
    font-weight: 300;
    color: #333;
    background: transparent;
    border-bottom: 3px solid #e0e0e0;
    padding-bottom: 15px;
    transition: border-color 0.3s ease;
}

.search-input:focus {
    border-bottom-color: #ff6b35;
}

.search-input::placeholder {
    color: #ccc;
    font-weight: 300;
}

.search-close-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 12px;
    color: #999;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.search-close-btn:hover {
    color: #ff6b35;
    background: rgba(255, 107, 53, 0.1);
}

.search-close-btn svg {
    width: 32px;
    height: 32px;
}

.search-filters {
    display: flex;
    gap: 15px;
    padding: 30px 80px;
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    overflow-x: auto;
}

.search-filter {
    background: transparent;
    border: none;
    color: #999;
    padding: 12px 24px;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.search-filter:hover {
    background: rgba(255, 107, 53, 0.1);
    color: #ff6b35;
}

.search-filter.active {
    background: #ff6b35;
    color: white;
}

.search-results {
    flex: 1;
    overflow-y: auto;
    padding: 40px 80px;
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
}

.search-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 100px 20px;
    color: #ccc;
    text-align: center;
}

.search-empty svg {
    margin-bottom: 30px;
    opacity: 0.2;
    width: 80px;
    height: 80px;
}

.search-empty p {
    font-size: 20px;
    margin: 0;
    font-weight: 300;
}

.search-result-item {
    padding: 30px;
    border-radius: 12px;
    margin-bottom: 20px;
    background: rgba(255, 255, 255, 0.8);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    backdrop-filter: blur(10px);
}

.search-result-item:hover {
    background: white;
    border-color: #ff6b35;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 107, 53, 0.15);
}

.search-result-item.hidden {
    display: none;
}

.search-result-type {
    font-size: 11px;
    font-weight: 700;
    color: #ff6b35;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.search-result-title {
    font-size: 24px;
    font-weight: 600;
    color: #333;
    margin-bottom: 12px;
}

.search-result-description {
    font-size: 16px;
    color: #666;
    line-height: 1.8;
}

.search-result-highlight {
    background: #fff3cd;
    padding: 2px 4px;
    border-radius: 3px;
    font-weight: 600;
}

.search-no-results {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 100px 20px;
    color: #ccc;
    text-align: center;
}

.search-no-results svg {
    margin-bottom: 30px;
    opacity: 0.2;
    width: 80px;
    height: 80px;
}

.search-no-results p {
    font-size: 20px;
    margin: 0;
    font-weight: 300;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .search-input {
        font-size: 36px;
    }
    
    .search-header {
        padding: 30px 60px;
    }
    
    .search-filters {
        padding: 20px 60px;
    }
    
    .search-results {
        padding: 30px 60px;
    }
    
    .search-result-title {
        font-size: 20px;
    }
    
    .search-result-description {
        font-size: 14px;
    }
}

@media (max-width: 768px) {
    .search-modal {
        padding: 60px 0 0 0;
    }
    
    .search-header {
        padding: 20px 30px;
    }
    
    .search-input {
        font-size: 28px;
        padding-bottom: 12px;
        border-bottom-width: 2px;
    }
    
    .search-close-btn svg {
        width: 24px;
        height: 24px;
    }
    
    .search-filters {
        padding: 15px 30px;
        gap: 10px;
    }
    
    .search-filter {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .search-results {
        padding: 20px 30px;
    }
    
    .search-result-item {
        padding: 20px;
    }
    
    .search-result-title {
        font-size: 18px;
    }
    
    .search-result-description {
        font-size: 14px;
    }
    
    .search-empty,
    .search-no-results {
        padding: 80px 20px;
    }
    
    .search-empty svg,
    .search-no-results svg {
        width: 60px;
        height: 60px;
    }
    
    .search-empty p,
    .search-no-results p {
        font-size: 16px;
    }
    
    .search-toggle-btn {
        display: none;
    }
}

@media (max-width: 480px) {
    .search-header {
        padding: 15px 20px;
    }
    
    .search-input {
        font-size: 22px;
    }
    
    .search-filters {
        padding: 12px 20px;
    }
    
    .search-results {
        padding: 15px 20px;
    }
    
    .search-result-item {
        padding: 15px;
    }
    
    .search-result-title {
        font-size: 16px;
    }
    
    .search-result-description {
        font-size: 13px;
    }
}

/* 删除重复规则 - 已在文件顶部定义 */
/* 强制刷新 Mon Sep  8 00:38:40 CST 2025 */
/* 强制应用红色下划线 Mon Sep  8 00:42:21 CST 2025 */