/* 引入字体图标 */
@import url('https://cdn.bootcdn.net/ajax/libs/font-awesome/6.0.0/css/all.min.css');

/* 重置和基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.4;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 顶部验证条 */
.verification-bar {
    background-color: #e6f3ff;
    padding: 8px 0;
    border-bottom: 1px solid #d0e8ff;
}

.verification-bar .container {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 5px;
}

.verified-text {
    font-size: 12px;
    color: #4a90e2;
    font-weight: 500;
}

.info-icon {
    color: #4a90e2;
    font-size: 14px;
}

/* 主要头部内容 */
.main-header {
    background: url('./images/headbg.png') no-repeat center center;
    background-size: cover;
    padding: 20px 0;
    border-bottom: 1px solid #e0e0e0;
    position: relative;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
    z-index: 2;
}

/* 公司信息区域 */
.company-info {
    display: flex;
    gap: 20px;
    flex: 1;
}

.logo-section {
    flex-shrink: 0;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Logo图片样式 */
.logo-image {
    height: 120px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

/* 公司详细信息 */
.company-details {
    flex: 1;
    padding-left: 10px;
    padding: 15px;
}

.company-name {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.company-name h1 {
    font-size: 24px;
    font-weight: 600;
    color: #333;
}

.dropdown-arrow {
    font-size: 14px;
    color: #666;
    display: flex;
    align-items: center;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.dropdown-arrow i {
    font-size: 12px;
}

.dropdown-arrow:hover {
    transform: rotate(180deg);
}

/* 验证信息 */
.verification-info {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}

.verified-badge {
    background-color: rgba(74, 144, 226, 0.9);
    color: white;
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 12px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 4px;
}

.verified-badge i {
    font-size: 12px;
}

.years {
    font-size: 14px;
    color: #333;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 4px;
}

.years i {
    font-size: 12px;
    color: #4a90e2;
}

.separator {
    color: #ccc;
}

.location {
    font-size: 14px;
    color: #333;
    display: flex;
    align-items: center;
    gap: 4px;
}

.location i {
    font-size: 12px;
    color: #4a90e2;
}

/* 主营类别 */
.main-categories {
    margin-bottom: 10px;
    font-size: 14px;
    line-height: 1.4;
}

.categories-label {
    color: #666;
    font-weight: 500;
}

.categories-list {
    color: #333;
}

/* 特色功能 */
.features {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
}

.feature-item i {
    font-size: 14px;
    color: #4a90e2;
    width: 16px;
}

.feature-text {
    color: #666;
    background-color: rgba(240, 240, 240, 0.8);
    padding: 2px 6px;
    border-radius: 3px;
}

.warehouse-text {
    color: #4a90e2;
    font-weight: 500;
}

/* 联系区域 */
.contact-section {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 10px;
    padding-left: 20px;
}

.contact-supplier-btn {
    background-color: #ff6b35;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
    display: flex;
    align-items: center;
    gap: 6px;
}

.contact-supplier-btn:hover {
    background-color: #e55a2b;
}

.contact-supplier-btn i {
    font-size: 14px;
}

.chat-now-link {
    color: #333;
    text-decoration: none;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.chat-now-link:hover {
    color: #4a90e2;
}

.chat-now-link i {
    font-size: 14px;
    color: #4a90e2;
}

/* 导航栏 */
.main-navigation {
    background-color: #5d7c47;
    padding: 0;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: block;
    padding: 15px 20px;
    color: white;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: background-color 0.3s;
}

.nav-item.active .nav-link,
.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-arrow {
    font-size: 12px;
    margin-left: 5px;
    display: inline-flex;
    align-items: center;
    transition: transform 0.3s ease;
}

.nav-arrow i {
    font-size: 10px;
}

.nav-item:hover .nav-arrow {
    transform: rotate(180deg);
}

/* 下拉菜单样式 */
.has-dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: white;
    min-width: 220px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    border-radius: 6px;
    padding: 8px 0;
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
    border: 1px solid #e0e0e0;
}

.has-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-link {
    display: block;
    padding: 10px 18px;
    color: #333;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.2s ease;
    border-radius: 4px;
    margin: 0 6px;
}

.dropdown-link:hover {
    background-color: #f8f9fa;
    color: #5d7c47;
    padding-left: 22px;
}

/* 特殊样式的菜单项 */
.dropdown-link.hot-sales {
    color: #ff6b35;
    font-weight: 600;
    position: relative;
}

.dropdown-link.hot-sales::before {
    content: "🔥";
    margin-right: 6px;
}

.dropdown-link.warehouse {
    color: #4a90e2;
    font-weight: 500;
    position: relative;
}

.dropdown-link.warehouse::before {
    content: "🇺🇸";
    margin-right: 6px;
}

/* 分割线 */
.dropdown-divider {
    height: 1px;
    background-color: #e8e8e8;
    margin: 6px 12px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        background-color: rgba(255,255,255,0.95);
        margin-top: 10px;
        border-radius: 0;
    }
    
    .has-dropdown:hover .dropdown-menu {
        display: block;
    }
}

/* 搜索区域 */
.search-section {
    padding: 10px 0;
}

.search-box {
    position: relative;
    display: flex;
    align-items: center;
}

.search-input {
    width: 250px;
    padding: 8px 40px 8px 15px;
    border: 1px solid #ddd;
    border-radius: 20px;
    font-size: 14px;
    outline: none;
}

.search-input::placeholder {
    color: #999;
}

.search-btn {
    position: absolute;
    right: 12px;
    background: none;
    border: none;
    font-size: 14px;
    color: #666;
    cursor: pointer;
}

.search-btn i {
    font-size: 14px;
}

/* 轮播图样式 */
.banner-slider {
    width: 100%;
    height: 600px;
    position: relative;
}

.banner-slider .swiper {
    width: 100%;
    height: 100%;
}

.slide-content {
    position: relative;
    width: 100%;
    height: 100%;
}

.slide-content img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide-text {
    text-align: center;
    color: white;
    max-width: 1200px;
    padding: 0 40px;
}

/* 第一张幻灯片样式 */
.slide-text h2 {
    font-size: 20px;
    margin-bottom: 10px;
    font-weight: 300;
    letter-spacing: 1px;
}

.slide-text h1 {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 30px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    letter-spacing: 2px;
}

.feature-tags {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
}

.feature-tag {
    background-color: #ff9500;
    padding: 12px 30px;
    border-radius: 25px;
    font-size: 16px;
    font-weight: 600;
    color: white;
    box-shadow: 0 4px 8px rgba(0,0,0,0.3);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.stat-icon {
    margin-bottom: 15px;
}

.stat-badge {
    width: 80px;
    height: 80px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: bold;
    color: #2c5aa0;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    position: relative;
}

.stat-badge::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border: 2px solid rgba(255,255,255,0.5);
    border-radius: 50%;
}

.stat-text strong {
    display: block;
    font-size: 16px;
    margin-bottom: 5px;
}

.stat-text span {
    font-size: 14px;
    opacity: 0.9;
}

/* 第二张幻灯片样式 */
.custom-badge {
    background: rgba(255,255,255,0.9);
    color: #333;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
    display: inline-block;
}

.custom-subtitle {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.learn-more-btn {
    display: inline-block;
    padding: 12px 30px;
    background: transparent;
    border: 2px solid white;
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
    margin-bottom: 40px;
}

.learn-more-btn:hover {
    background: white;
    color: #333;
}

.water-bottle-label {
    position: absolute;
    left: 40px;
    top: 50%;
    transform: translateY(-50%);
    writing-mode: vertical-rl;
    text-orientation: mixed;
    background: rgba(255,255,255,0.1);
    padding: 20px 10px;
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

.water-bottle-label i {
    margin-bottom: 10px;
    font-size: 20px;
}

.year-badge {
    position: absolute;
    right: 40px;
    bottom: 40px;
    text-align: center;
    background: rgba(255,255,255,0.1);
    padding: 15px;
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

.year-badge .year {
    display: block;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 5px;
}

.year-badge .date {
    font-size: 14px;
    opacity: 0.8;
}

/* Swiper 自定义样式 */
.swiper-pagination-bullet {
    background: white;
    opacity: 0.5;
    width: 12px;
    height: 12px;
}

.swiper-pagination-bullet-active {
    opacity: 1;
    background: #ff9500;
}

.swiper-button-next,
.swiper-button-prev {
    color: white;
    background: rgba(0,0,0,0.3);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    backdrop-filter: blur(10px);
}

.swiper-button-next:after,
.swiper-button-prev:after {
    font-size: 20px;
}

/* 热门产品区域样式 */
.hot-products {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 36px;
    font-weight: 600;
    color: #333;
    margin-bottom: 20px;
}

.section-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.divider-line {
    width: 60px;
    height: 2px;
    background-color: #ddd;
}

.divider-icon {
    font-size: 24px;
    color: #666;
    font-weight: 300;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.product-item {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    cursor: pointer;
}

.product-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.product-image {
    width: 100%;
    height: 280px;
    overflow: hidden;
    position: relative;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-item:hover .product-image img {
    transform: scale(1.05);
}

/* 产品网格响应式设计 */
@media (max-width: 968px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .section-header h2 {
        font-size: 28px;
    }
    
    .hot-products {
        padding: 60px 0;
    }
}

@media (max-width: 640px) {
    .products-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .section-header h2 {
        font-size: 24px;
    }
    
    .hot-products {
        padding: 40px 0;
    }
    
    .product-image {
        height: 240px;
    }
}

/* 关于我们区域样式 */
.about-us {
    padding: 100px 0;
    background-color: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.about-text .section-header {
    text-align: left;
    margin-bottom: 40px;
}

.about-text .section-header h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.about-text .section-divider {
    justify-content: flex-start;
}

.about-description h3 {
    font-size: 24px;
    color: #333;
    margin-bottom: 20px;
    font-weight: 600;
}

.about-description p {
    font-size: 16px;
    line-height: 1.6;
    color: #666;
    margin-bottom: 20px;
}

.company-features {
    margin: 40px 0;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 25px;
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #5d7c47, #4a6b35);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    flex-shrink: 0;
}

.feature-content h4 {
    font-size: 18px;
    color: #333;
    margin-bottom: 8px;
    font-weight: 600;
}

.feature-content p {
    font-size: 14px;
    color: #666;
    margin: 0;
}

.company-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin: 40px 0;
    padding: 30px;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: 15px;
}

.company-stats .stat-item {
    text-align: center;
}

.stat-number {
    font-size: 32px;
    font-weight: bold;
    color: #5d7c47;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: #666;
    font-weight: 500;
}

.about-actions {
    display: flex;
    gap: 20px;
    margin-top: 30px;
}

.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, #5d7c47, #4a6b35);
    color: white;
    border: 2px solid transparent;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #4a6b35, #3d5a2a);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: #5d7c47;
    border: 2px solid #5d7c47;
}

.btn-secondary:hover {
    background: #5d7c47;
    color: white;
    transform: translateY(-2px);
}

/* 右侧图片区域 */
.about-image {
    position: relative;
}

.image-container {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    margin-bottom: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.image-container img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.4);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.image-container:hover .image-overlay {
    opacity: 1;
}

.play-button {
    width: 80px;
    height: 80px;
    background: rgba(255,255,255,0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #5d7c47;
    font-size: 30px;
    margin-bottom: 15px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.play-button:hover {
    transform: scale(1.1);
}

.image-overlay p {
    color: white;
    font-size: 16px;
    font-weight: 500;
}

.certifications {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 12px;
    text-align: center;
}

.certifications h4 {
    font-size: 18px;
    color: #333;
    margin-bottom: 20px;
    font-weight: 600;
}

.cert-logos {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.cert-item {
    background: white;
    padding: 15px;
    border-radius: 8px;
    font-weight: 600;
    color: #5d7c47;
    border: 2px solid #e9ecef;
    transition: all 0.3s ease;
}

.cert-item:hover {
    border-color: #5d7c47;
    transform: translateY(-2px);
}

/* 关于我们响应式设计 */
@media (max-width: 968px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .about-us {
        padding: 80px 0;
    }
    
    .company-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-actions {
        flex-direction: column;
    }
}

@media (max-width: 640px) {
    .about-us {
        padding: 60px 0;
    }
    
    .about-text .section-header h2 {
        font-size: 28px;
    }
    
    .about-description h3 {
        font-size: 20px;
    }
    
    .company-stats {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .feature-item {
        flex-direction: column;
        text-align: center;
    }
    
    .image-container img {
        height: 300px;
    }
}



/* 水瓶服务展示大图样式 */
.water-bottle-showcase {
    width: 100%;
    position: relative;
    overflow: hidden;
}

.showcase-image {
    width: 100%;
    position: relative;
}

.showcase-image img {
    width: 100%;
    height: auto;
    display: block;
}

.showcase-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    padding: 0 100px;
}

.showcase-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 15px;
    color: #5d7c47;
}

.logo-icon {
    width: 60px;
    height: 60px;
    background: rgba(93, 124, 71, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(93, 124, 71, 0.3);
}

.logo-text {
    display: flex;
    flex-direction: column;
    font-size: 14px;
    font-weight: 500;
    text-transform: lowercase;
    line-height: 1.2;
}

.showcase-text {
    text-align: left;
    color: #5d7c47;
}

.showcase-text h2 {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 25px;
    line-height: 1.1;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.feature-list {
    margin-bottom: 30px;
}

.feature-list p {
    font-size: 18px;
    margin-bottom: 8px;
    font-weight: 500;
    opacity: 0.9;
}

.showcase-text .learn-more-btn {
    display: inline-block;
    padding: 15px 35px;
    background: #5d7c47;
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(93, 124, 71, 0.3);
}

.showcase-text .learn-more-btn:hover {
    background: #4a6b35;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(93, 124, 71, 0.4);
}

/* 水瓶展示响应式设计 */
@media (max-width: 968px) {
    .showcase-overlay {
        padding: 0 40px;
    }
    
    .showcase-content {
        flex-direction: column;
        text-align: center;
        gap: 30px;
    }
    
    .showcase-text h2 {
        font-size: 36px;
    }
    
    .feature-list p {
        font-size: 16px;
    }
}

@media (max-width: 640px) {
    .showcase-overlay {
        padding: 0 20px;
    }
    
    .showcase-text h2 {
        font-size: 28px;
        margin-bottom: 20px;
    }
    
    .brand-logo {
        gap: 12px;
    }
    
    .logo-icon {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }
    
    .logo-text {
        font-size: 12px;
    }
    
    .feature-list p {
        font-size: 14px;
    }
    
    .showcase-text .learn-more-btn {
        padding: 12px 25px;
        font-size: 14px;
    }
}

/* 新闻列表区域样式 */
.news-section {
    padding: 100px 0;
    background-color: white;
}

.news-section .section-header {
    text-align: center;
    margin-bottom: 60px;
}

.news-section .section-header h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.news-section .section-header p {
    font-size: 16px;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.news-item {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    border: 1px solid #f0f0f0;
}

.news-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.news-item.featured {
    border: 2px solid #5d7c47;
    position: relative;
}

.news-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.news-item:hover .news-image img {
    transform: scale(1.05);
}

.news-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: linear-gradient(135deg, #ff6b35, #e55a2b);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.news-date {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(255,255,255,0.95);
    border-radius: 8px;
    padding: 8px;
    text-align: center;
    min-width: 50px;
    backdrop-filter: blur(10px);
}

.news-date .day {
    display: block;
    font-size: 18px;
    font-weight: bold;
    color: #5d7c47;
    line-height: 1;
}

.news-date .month {
    display: block;
    font-size: 12px;
    color: #666;
    text-transform: uppercase;
}

.news-content {
    padding: 25px;
}

.news-category {
    display: inline-block;
    background: #f8f9fa;
    color: #5d7c47;
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 15px;
}

.news-content h3 {
    font-size: 18px;
    color: #333;
    margin-bottom: 12px;
    line-height: 1.4;
    font-weight: 600;
}

.news-content p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}

.news-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    font-size: 12px;
    color: #999;
}

.news-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.read-more {
    color: #5d7c47;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: all 0.3s ease;
}

.read-more:hover {
    color: #4a6b35;
    gap: 8px;
}

.news-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 40px;
}

/* 新闻列表响应式设计 */
@media (max-width: 968px) {
    .news-section {
        padding: 80px 0;
    }
    
    .news-section .section-header h2 {
        font-size: 28px;
    }
    
    .news-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 25px;
    }
    
    .news-actions {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 640px) {
    .news-section {
        padding: 60px 0;
    }
    
    .news-section .section-header {
        margin-bottom: 40px;
    }
    
    .news-section .section-header h2 {
        font-size: 24px;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .news-image {
        height: 180px;
    }
    
    .news-content {
        padding: 20px;
    }
    
    .news-content h3 {
        font-size: 16px;
    }
}

/* 回到顶部区域样式 */
.back-to-top-section {
    background: linear-gradient(135deg, #5d7c47, #4a6b35);
    padding: 60px 0;
}

.top-button-wrapper {
    text-align: center;
}

.back-to-top-btn {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid white;
    border-radius: 50px;
    padding: 15px 40px;
    color: white;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.back-to-top-btn:hover {
    background: white;
    color: #5d7c47;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}

.back-to-top-btn i {
    font-size: 14px;
}

/* 页脚样式 */
.main-footer {
    background: #2c3e50;
    color: white;
    padding: 60px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: white;
    font-weight: 600;
}

.footer-logo {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
}

.footer-logo-img {
    width: 60px;
    height: auto;
    filter: brightness(0) invert(1);
}

.footer-company-info h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: white;
}

.footer-company-info p {
    color: #bdc3c7;
    line-height: 1.6;
    font-size: 14px;
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 8px;
}

.footer-links a {
    color: #bdc3c7;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #5d7c47;
}

.contact-info {
    margin-bottom: 25px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    color: #bdc3c7;
    font-size: 14px;
}

.contact-item i {
    color: #5d7c47;
    width: 16px;
    text-align: center;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: #5d7c47;
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid #34495e;
    padding: 25px 0;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    color: #bdc3c7;
}

.footer-bottom-links {
    display: flex;
    gap: 20px;
}

.footer-bottom-links a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
    color: #5d7c47;
}

/* 页脚响应式设计 */
@media (max-width: 968px) {
    .back-to-top-section {
        padding: 40px 0;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
}

@media (max-width: 640px) {
    .back-to-top-btn {
        padding: 12px 30px;
        font-size: 14px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .footer-logo {
        flex-direction: column;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
}

/* 平板端响应式设计 */
@media (max-width: 968px) {
    .container {
        padding: 0 15px;
    }
    
    .header-content {
        flex-direction: column;
        gap: 20px;
    }
    
    .company-info {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .contact-section {
        align-items: center;
        width: 100%;
    }
    
    .nav-content {
        flex-direction: column;
        gap: 15px;
        padding: 15px 0;
    }
    
    .nav-menu {
        justify-content: center;
        flex-wrap: wrap;
        gap: 10px;
    }
    
    .search-input {
        width: 250px;
    }
    
    .banner-slider {
        height: 400px;
    }
}

/* 手机端导航样式 */
.mobile-nav {
    display: none;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

/* 移动端首页按钮 */
.mobile-home-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 8px 12px;
    background: linear-gradient(135deg, rgba(255,255,255,0.15), rgba(255,255,255,0.05));
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 12px;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    min-width: 50px;
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.mobile-home-btn:hover {
    background: linear-gradient(135deg, rgba(255,255,255,0.25), rgba(255,255,255,0.15));
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.mobile-home-btn i {
    font-size: 16px;
    margin-bottom: 2px;
}

.mobile-home-btn span {
    font-size: 9px;
    font-weight: 600;
    line-height: 1;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* 移动端中间Logo */
.mobile-logo {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0.05));
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 10px;
    padding: 6px 12px;
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    text-decoration: none;
}

.mobile-logo:hover {
    transform: translate(-50%, -50%) scale(1.05);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.mobile-logo-img {
    height: 28px;
    width: auto;
    filter: brightness(0) invert(1);
    transition: all 0.3s ease;
}

/* 汉堡菜单按钮 */
.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, rgba(255,255,255,0.15), rgba(255,255,255,0.05));
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    z-index: 2;
}

.mobile-menu-toggle:hover {
    background: linear-gradient(135deg, rgba(255,255,255,0.25), rgba(255,255,255,0.15));
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.hamburger-line {
    width: 20px;
    height: 2px;
    background: white;
    margin: 2px 0;
    transition: all 0.3s ease;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* 移动端菜单样式 */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: linear-gradient(135deg, #ffffff, #f8f9fa);
    box-shadow: -4px 0 15px rgba(0,0,0,0.1);
    z-index: 9999;
    transition: right 0.3s ease;
    overflow-y: auto;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0,0,0,0.5);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

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

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: linear-gradient(135deg, #5d7c47, #4a6b35);
    color: white;
}

.mobile-menu-header h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
}

.mobile-menu-close {
    background: none;
    border: none;
    color: white;
    font-size: 20px;
    cursor: pointer;
    padding: 5px;
    border-radius: 4px;
    transition: background 0.3s ease;
}

.mobile-menu-close:hover {
    background: rgba(255,255,255,0.1);
}

.mobile-nav-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-nav-item {
    border-bottom: 1px solid #f0f0f0;
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    color: #333;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    background: linear-gradient(135deg, #5d7c47, #4a6b35);
    color: white;
}

.mobile-nav-link i {
    width: 20px;
    margin-right: 12px;
    text-align: center;
}

.submenu-arrow {
    margin-left: auto !important;
    margin-right: 0 !important;
    width: auto !important;
    transition: transform 0.3s ease;
}

.mobile-nav-item.has-submenu.active .submenu-arrow {
    transform: rotate(180deg);
}

.mobile-submenu {
    list-style: none;
    padding: 0;
    margin: 0;
    background: #f8f9fa;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.mobile-nav-item.has-submenu.active .mobile-submenu {
    max-height: 400px;
}

.mobile-submenu-link {
    display: block;
    padding: 12px 20px 12px 52px;
    color: #666;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
    border-bottom: 1px solid #e9ecef;
}

.mobile-submenu-link:hover {
    background: #e9ecef;
    color: #5d7c47;
    padding-left: 56px;
}

.mobile-search {
    padding: 20px;
    border-bottom: 1px solid #f0f0f0;
}

.mobile-search .search-input {
    width: 100%;
    padding: 12px 40px 12px 15px;
    border: 1px solid #ddd;
    border-radius: 25px;
    font-size: 14px;
    background: white;
}

.mobile-menu-footer {
    padding: 20px;
    text-align: center;
}

.mobile-contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: linear-gradient(135deg, #ff6b35, #e55a2b);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
}

    .mobile-contact-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
    }

/* 桌面端隐藏手机端元素 */
@media (min-width: 641px) {
    .mobile-nav,
    .mobile-menu,
    .mobile-menu-overlay {
        display: none !important;
    }
    
    .desktop-menu,
    .desktop-search {
        display: flex;
    }
    
    .nav-content {
        position: static;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
}

/* 手机端响应式设计 */
@media (max-width: 640px) {
    .container {
        padding: 0 10px;
    }
    
    /* 头部区域优化 */
    .verification-bar {
        padding: 4px 0;
        font-size: 10px;
    }
    
    .verified-text {
        font-size: 10px;
    }
    
    .info-icon {
        font-size: 12px;
    }
    
    .main-header {
        padding: 12px 0;
        background-size: cover;
        background-position: center;
    }
    
    .header-content {
        gap: 12px;
        padding: 15px;
        background: rgba(255, 255, 255, 0.95);
        border-radius: 12px;
        box-shadow: 0 4px 15px rgba(0,0,0,0.1);
        backdrop-filter: blur(10px);
    }
    
    .company-info {
        gap: 10px;
        width: 100%;
    }
    
    .logo-section {
        display: flex;
        justify-content: center;
        margin-bottom: 8px;
    }
    
    .logo-image {
        height: 60px;
        width: auto;
    }
    
    .company-details {
        text-align: center;
        padding: 0;
    }
    
    .company-name {
        justify-content: center;
        margin-bottom: 6px;
        flex-wrap: wrap;
    }
    
    .company-name h1 {
        font-size: 16px;
        line-height: 1.2;
        color: #333;
        text-align: center;
        margin: 0;
    }
    
    .dropdown-arrow {
        margin-left: 5px;
    }
    
    .verification-info {
        flex-wrap: wrap;
        gap: 8px;
        justify-content: center;
        margin-bottom: 8px;
    }
    
    .verified-badge {
        font-size: 10px;
        padding: 3px 8px;
        background-color: #4a90e2;
    }
    
    .years, .location {
        font-size: 11px;
        color: #555;
    }
    
    .separator {
        display: none;
    }
    
    .main-categories {
        text-align: center;
        font-size: 11px;
        line-height: 1.3;
        margin-bottom: 12px;
    }
    
    .categories-label {
        display: block;
        font-weight: 600;
        margin-bottom: 3px;
        color: #666;
    }
    
    .categories-list {
        color: #777;
    }
    
    .contact-section {
        width: 100%;
        align-items: center;
        padding: 0;
    }
    
    .contact-supplier-btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
        padding: 12px 20px;
        font-size: 14px;
        font-weight: 600;
        border-radius: 25px;
        background: linear-gradient(135deg, #ff6b35, #e55a2b);
        box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
        transition: all 0.3s ease;
    }
    
    .contact-supplier-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 18px rgba(255, 107, 53, 0.4);
    }
    
    /* 显示手机端导航，隐藏桌面端导航 */
    .mobile-nav {
        display: flex;
    }
    
    .desktop-menu,
    .desktop-search {
        display: none;
    }
    
    /* 导航栏优化 */
    .main-navigation {
        background: linear-gradient(135deg, #5d7c47, #4a6b35);
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    }
    
    .nav-content {
        padding: 10px 0;
        position: relative;
    }
    
    /* 轮播图优化 */
    .banner-slider {
        height: 250px;
    }
    
    .swiper-button-next,
    .swiper-button-prev {
        width: 35px;
        height: 35px;
    }
    
    .swiper-button-next:after,
    .swiper-button-prev:after {
        font-size: 16px;
    }
    
    /* 产品网格优化 */
    .hot-products {
        padding: 40px 0;
    }
    
    .section-header h2 {
        font-size: 24px;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .product-image {
        height: 180px;
    }
    
    /* 关于我们优化 */
    .about-us {
        padding: 40px 0;
    }
    
    .about-content {
        gap: 30px;
    }
    
    .about-text .section-header {
        text-align: center;
        margin-bottom: 25px;
    }
    
    .about-text .section-divider {
        justify-content: center;
    }
    
    .about-description h3 {
        font-size: 18px;
        text-align: center;
    }
    
    .about-description p {
        text-align: center;
        font-size: 14px;
    }
    
    .company-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
        padding: 20px;
    }
    
    .stat-number {
        font-size: 24px;
    }
    
    .about-actions {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }
    

    
    /* 水瓶展示优化 */
    
    /* 新闻区域优化 */
    .news-section {
        padding: 40px 0;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .news-image {
        height: 160px;
    }
    
    .news-content {
        padding: 15px;
    }
    
    .news-content h3 {
        font-size: 16px;
        line-height: 1.3;
    }
    
    .news-content p {
        font-size: 13px;
    }
    
    /* 回到顶部优化 */
    .back-to-top-section {
        padding: 30px 0;
    }
    
    .back-to-top-btn {
        padding: 10px 25px;
        font-size: 14px;
        gap: 6px;
    }
    
    /* 页脚优化 */
    .main-footer {
        padding: 40px 0 0;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 25px;
        text-align: center;
    }
    
    .footer-logo {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }
    
    .footer-logo-img {
        width: 50px;
    }
    
    .footer-company-info h3 {
        font-size: 18px;
    }
    
    .footer-company-info p {
        font-size: 13px;
    }
    
    .contact-info {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 8px;
    }
    
    .contact-item {
        justify-content: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .footer-bottom-links {
        justify-content: center;
        flex-wrap: wrap;
        gap: 15px;
    }
}

/* 超小屏幕优化 */
@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .company-stats {
        grid-template-columns: 1fr;
    }
    
    .news-content h3 {
        font-size: 14px;
    }
    
    .search-input {
        font-size: 14px;
    }
    
    /* 手机端导航优化 */
    .mobile-home-btn {
        padding: 6px 8px;
        min-width: 45px;
    }
    
    .mobile-home-btn i {
        font-size: 14px;
    }
    
    .mobile-home-btn span {
        font-size: 8px;
    }
    
    .mobile-menu-toggle {
        width: 40px;
        height: 40px;
    }
    
    .hamburger-line {
        width: 18px;
    }
    
    .mobile-logo {
        padding: 4px 8px;
    }
    
    .mobile-logo-img {
        height: 24px;
    }
    
    .mobile-menu {
        width: 90%;
        right: -90%;
    }
    
    .mobile-nav-link {
        padding: 12px 15px;
        font-size: 15px;
    }
    
    .mobile-submenu-link {
        padding: 10px 15px 10px 40px;
        font-size: 13px;
    }
}