/* ==================== 基础样式 ==================== */
:root {
    /* 主题颜色 - 高端金色系 */
    --primary-color: #C9A962;
    --primary-dark: #B8944D;
    --primary-light: #D4B978;
    
    /* 辅助颜色 - 深色系 */
    --secondary-color: #2C3E50;
    --secondary-dark: #1A252F;
    --secondary-light: #34495E;
    
    /* 强调色 - 深棕色 */
    --accent-color: #8B4513;
    --accent-dark: #6B3410;
    --accent-light: #A0522D;
    
    /* 背景色 */
    --bg-color: #F8F7F4;
    --bg-light: #FFFFFF;
    --bg-dark: #F0EDE6;
    
    /* 文字颜色 */
    --text-primary: #2C3E50;
    --text-secondary: #5D6D7E;
    --text-light: #8E99A4;
    --text-white: #FFFFFF;
    
    /* 边框颜色 */
    --border-color: #E0DCD3;
    --border-light: #EAE6DD;
    
    /* 阴影 */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --shadow-xl: 0 16px 48px rgba(0,0,0,0.15);
    
    /* 过渡 */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* 圆角 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 50%;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-color);
    overflow-x: hidden;
}

.container-5f0edc {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ==================== 按钮样式 ==================== */
.btn-6b3b38 {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
    border: none;
    gap: 8px;
}

.btn-primary-127fd0 {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--text-white);
    box-shadow: 0 4px 15px rgba(201, 169, 98, 0.4);
}

.btn-primary-127fd0:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(201, 169, 98, 0.5);
}

.btn-secondary-19c829 {
    background: transparent;
    color: var(--text-white);
    border: 2px solid var(--text-white);
}

.btn-secondary-19c829:hover {
    background: var(--text-white);
    color: var(--primary-color);
}

.btn-block-0f3896 {
    width: 100%;
}

/* ==================== 顶部导航 ==================== */
.header-83bae0 {
    position: relative;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.header-83bae0.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar-cded98 {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo-8a61a1 {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
}

.logo-8a61a1 i {
    font-size: 32px;
}

.nav-links-6bac2f {
    display: flex;
    gap: 8px;
}

.nav-links-6bac2f a {
    padding: 10px 16px;
    color: var(--text-primary);
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.nav-links-6bac2f a:hover {
    color: var(--primary-color);
    background: rgba(201, 169, 98, 0.1);
}

.hamburger-10ec6b {
    display: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-primary);
}

/* ==================== 横幅区域 ==================== */
.hero-b2c62e {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
    overflow: hidden;
}

.hero-b2c62e::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('./imgs/banner.jpg') center/cover;
    animation: float 20s linear infinite;
    opacity: 0.2;
}

@keyframes float {
    0% { transform: translateY(0) rotate(0deg); }
    100% { transform: translateY(-200px) rotate(360deg); }
}

.hero-overlay-c0a16e {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(44, 62, 80, 0.9), rgba(26, 37, 47, 0.95));
}

.hero-content-8d5a8d {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--text-white);
    max-width: 800px;
    padding: 0 20px;
}

.hero-title-71ef11 {
    font-size: 56px;
    font-weight: 700;
    margin-bottom: 24px;
    letter-spacing: 2px;
    text-shadow: 2px 4px 8px rgba(0,0,0,0.3);
}

.hero-subtitle-4d9b42 {
    font-size: 20px;
    line-height: 1.8;
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-buttons-29a751 {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ==================== 章节头部 ==================== */
.section-header-120569 {
    text-align: center;
    margin-bottom: 60px;
}

.section-title-778306 {
    font-size: 42px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    position: relative;
    display: inline-block;
}

.section-title-778306::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-dark));
    border-radius: 2px;
}

.section-subtitle-28dafa {
    font-size: 17px;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 20px auto 0;
    line-height: 1.7;
}

/* ==================== 服务内容 ==================== */
.services-7be619 {
    padding: 120px 0;
    background: var(--bg-light);
}

.services-grid-81aeb4 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card-b5d785 {
    background: var(--bg-color);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition-normal);
    border: 1px solid var(--border-light);
}

.service-card-b5d785:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.service-icon-a6ea4c {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.service-card-b5d785:hover .service-icon-a6ea4c {
    transform: scale(1.1) rotate(5deg);
}

.service-icon-a6ea4c i {
    font-size: 32px;
    color: var(--text-white);
}

.service-title-47e89e {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.service-content-309874 {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ==================== 服务优势 ==================== */
.advantages-cc021a {
    padding: 120px 0;
    background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-color) 100%);
}

.advantages-grid-9d66fe {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.advantage-card-155610 {
    background: var(--bg-light);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
    transition: var(--transition-normal);
    border: 1px solid var(--border-light);
}

.advantage-card-155610::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-normal);
}

.advantage-card-155610:hover::before {
    transform: scaleX(1);
}

.advantage-card-155610:hover {
    box-shadow: var(--shadow-lg);
}

.advantage-number-528cce {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary-color);
    opacity: 0.3;
    position: absolute;
    top: 20px;
    right: 20px;
}

.advantage-title-945692 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}

.advantage-content-523b4e {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

/* ==================== 产品案例 ==================== */
.products-eaa9da {
    padding: 120px 0;
    background: var(--secondary-color);
}

.products-eaa9da .section-title-778306 {
    color: var(--text-white);
}

.products-eaa9da .section-subtitle-28dafa {
    color: rgba(255, 255, 255, 0.7);
}

.products-grid-7202fc {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.product-card-736bf2 {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--bg-light);
    transition: var(--transition-normal);
}

.product-card-736bf2:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.product-image-2bb8d1 {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.product-image-2bb8d1 img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.product-card-736bf2:hover .product-image-2bb8d1 img {
    transform: scale(1.1);
}

.product-overlay-45fdea {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(44, 62, 80, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-normal);
}

.product-card-736bf2:hover .product-overlay-45fdea {
    opacity: 1;
}

.product-overlay-45fdea i {
    font-size: 32px;
    color: var(--primary-color);
}

.product-info-769e3a {
    padding: 24px;
    background: var(--bg-light);
}

.product-title-f0f9ac {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.product-desc-a3b306 {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ==================== 关于我们 ==================== */
.about-3ebe98 {
    padding: 120px 0;
    background: var(--bg-light);
}

.about-wrapper-dc1eff {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image-751295 {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image-751295 img {
    width: 100%;
    height: auto;
}

.about-content-16e1f0 {
    padding: 20px;
}

.about-header-f7a916 {
    text-align: left;
    margin-bottom: 30px;
}

.about-header-f7a916 .section-title-778306::after {
    left: 0;
    transform: none;
}

.about-intro-0d0667 {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.about-text-6fb41b {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 40px;
}

.about-stats-2af28b {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.stat-item-513e39 {
    text-align: center;
    padding: 24px;
    background: var(--bg-color);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.stat-item-513e39:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.stat-number-cf4015 {
    display: block;
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.stat-label-59694a {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ==================== 新闻资讯 ==================== */
.news-7ef210 {
    padding: 120px 0;
    background: var(--bg-dark);
}

.news-grid-7c81b0 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-card-fb5fdd {
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-normal);
}

.news-card-fb5fdd:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.news-image-8d8ed7 {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.news-image-8d8ed7 img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.news-card-fb5fdd:hover .news-image-8d8ed7 img {
    transform: scale(1.1);
}

.news-date-f1f3d8 {
    position: absolute;
    top: 16px;
    right: 16px;
    background: var(--primary-color);
    color: var(--text-white);
    padding: 12px 16px;
    border-radius: var(--radius-md);
    text-align: center;
}

.date-day-826e4a {
    display: block;
    font-size: 20px;
    font-weight: 700;
}

.date-month-012bf0 {
    font-size: 12px;
    opacity: 0.9;
}

.news-content-c34a39 {
    padding: 24px;
}

.news-title-5dbc28 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-summary-4889f4 {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-meta-d3b568 {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: var(--text-light);
}

.news-time-252cad {
    display: flex;
    align-items: center;
    gap: 6px;
}

.news-readmore-5f1d5b {
    color: var(--primary-color);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-fast);
}

.news-readmore-5f1d5b:hover {
    gap: 10px;
}

/* ==================== 常见问题 ==================== */
.faq-4fc27c {
    padding: 120px 0;
    background: var(--bg-light);
}

.faq-list-44d9c0 {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item-2a404d {
    margin-bottom: 16px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-light);
    transition: var(--transition-normal);
}

.faq-item-2a404d:hover {
    border-color: var(--primary-color);
}

.faq-question-0d6438 {
    display: flex;
    align-items: center;
    padding: 24px;
    background: var(--bg-color);
    cursor: pointer;
    transition: var(--transition-fast);
}

.faq-question-0d6438:hover {
    background: rgba(201, 169, 98, 0.05);
}

.faq-icon-ff822d {
    color: var(--primary-color);
    font-size: 20px;
    margin-right: 16px;
}

.faq-text-c17ee7 {
    flex: 1;
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary);
}

.faq-toggle-68f9ad {
    color: var(--primary-color);
    font-size: 16px;
    transition: var(--transition-fast);
}

.faq-item-2a404d.active .faq-toggle-68f9ad {
    transform: rotate(180deg);
}

.faq-answer-3e39eb {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.faq-item-2a404d.active .faq-answer-3e39eb {
    max-height: 300px;
}

.faq-answer-3e39eb p {
    padding: 24px;
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    background: var(--bg-light);
}

/* ==================== 客户评价 ==================== */
.reviews-4b86a6 {
    padding: 120px 0;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
}

.reviews-4b86a6 .section-title-778306 {
    color: var(--text-white);
}

.reviews-4b86a6 .section-subtitle-28dafa {
    color: rgba(255, 255, 255, 0.7);
}

.reviews-grid-337b32 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.review-card-17771d {
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition-normal);
}

.review-card-17771d:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.review-header-9295a1 {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 20px;
}

.reviewer-info-2c99c1 {
    display: flex;
    align-items: center;
    gap: 16px;
}

.reviewer-avatar-7ac580 {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 3px solid var(--primary-color);
}

.reviewer-details-69d27b {
    flex: 1;
}

.reviewer-name-7e8841 {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.reviewer-company-0613cb {
    font-size: 14px;
    color: var(--text-secondary);
}

.review-rating-f54cbf {
    color: var(--primary-color);
    font-size: 14px;
}

.review-content-ddfe57 {
    margin-bottom: 20px;
}

.review-content-ddfe57 p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    font-style: italic;
}

.review-footer-1cec6c {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    font-size: 13px;
    color: var(--text-light);
}

.review-date-c151aa {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ==================== 联系我们 ==================== */
.contact-ad1678 {
    padding: 120px 0;
    background: var(--bg-color);
}

.contact-wrapper-d10011 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info-92c845 {
    padding: 20px;
}

.contact-subtitle-60d0eb {
    font-size: 18px;
    color: var(--text-secondary);
    margin-top: 16px;
}

.contact-details-e7ea2b {
    margin: 40px 0;
}

.contact-item-c38a70 {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 20px 0;
    border-bottom: 1px solid var(--border-light);
}

.contact-icon-aecae5 {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon-aecae5 i {
    font-size: 20px;
    color: var(--text-white);
}

.contact-text-bc77fb h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.contact-text-bc77fb p {
    font-size: 15px;
    color: var(--text-secondary);
}

.social-links-14cd7c {
    display: flex;
    gap: 16px;
    margin-top: 30px;
}

.social-link-821238 {
    width: 48px;
    height: 48px;
    background: var(--bg-light);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
    transition: var(--transition-normal);
}

.social-link-821238:hover {
    background: var(--primary-color);
    color: var(--text-white);
    border-color: var(--primary-color);
    transform: translateY(-4px);
}

.contact-form-wrapper-01ce9a {
    background: var(--bg-light);
    padding: 40px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.form-title-3339c4 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 30px;
    text-align: center;
}

.form-row-ea695a {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group-b8db53 {
    margin-bottom: 20px;
}

.form-group-b8db53 label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-group-b8db53 input,
.form-group-b8db53 select,
.form-group-b8db53 textarea {
    width: 100%;
    padding: 14px 16px;
    font-size: 15px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-color);
    color: var(--text-primary);
    transition: var(--transition-fast);
    font-family: inherit;
}

.form-group-b8db53 input:focus,
.form-group-b8db53 select:focus,
.form-group-b8db53 textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(201, 169, 98, 0.1);
}

.form-group-b8db53 textarea {
    resize: vertical;
    min-height: 120px;
}

.flink-section-dabd9c {
    background: white;
    color: #2d3748;
    padding: 30px 0;
}
.flink-header-84b2b7{
    font-size: 20px;
    font-weight: 600;
    padding-bottom: 10px;
}
.flink-section-dabd9c li{
    list-style: none;
    display: inline;
    padding-right: 20px;
}
.flink-section-dabd9c a{
    color: #718096;
    text-decoration: none;
}

/* ==================== 页脚 ==================== */
.footer-23072a {
    background: var(--secondary-dark);
    color: var(--text-white);
    padding: 80px 0 30px;
}

.footer-content-5a8b26 {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand-1d1bde .logo-8a61a1 {
    margin-bottom: 20px;
    color: var(--primary-color);
}

.footer-desc-9e435a {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

.footer-links-bfdf2f {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-column-8cfd98 h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 24px;
    color: var(--primary-color);
}

.footer-column-8cfd98 ul li {
    margin-bottom: 12px;
}

.footer-column-8cfd98 ul a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-fast);
}

.footer-column-8cfd98 ul a:hover {
    color: var(--primary-color);
    padding-left: 8px;
}

.footer-bottom-85c105 {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom-85c105 p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 8px;
}

/* ==================== 返回顶部按钮 ==================== */
.back-to-top-120d65 {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--text-white);
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    font-size: 18px;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 999;
}

.back-to-top-120d65.visible-e8270a {
    opacity: 1;
    visibility: visible;
}

.back-to-top-120d65:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 1024px) {
    .services-grid-81aeb4,
    .advantages-grid-9d66fe,
    .products-grid-7202fc,
    .news-grid-7c81b0 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-wrapper-dc1eff,
    .contact-wrapper-d10011 {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-image-751295 {
        order: -1;
    }
    
    .footer-content-5a8b26 {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-links-6bac2f {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--bg-light);
        flex-direction: column;
        padding: 20px;
        gap: 0;
        box-shadow: var(--shadow-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-normal);
    }
    
    .nav-links-6bac2f.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-links-6bac2f a {
        padding: 16px;
        border-bottom: 1px solid var(--border-light);
    }
    
    .hamburger-10ec6b {
        display: block;
    }
    
    .hero-b2c62e {
        min-height: 600px;
    }
    
    .hero-title-71ef11 {
        font-size: 36px;
    }
    
    .hero-subtitle-4d9b42 {
        font-size: 16px;
    }
    
    .section-title-778306 {
        font-size: 32px;
    }
    
    .services-grid-81aeb4,
    .advantages-grid-9d66fe,
    .products-grid-7202fc,
    .news-grid-7c81b0,
    .reviews-grid-337b32 {
        grid-template-columns: 1fr;
    }
    
    .about-stats-2af28b {
        grid-template-columns: 1fr;
    }
    
    .form-row-ea695a {
        grid-template-columns: 1fr;
    }
    
    .footer-links-bfdf2f {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .stat-item-513e39 {
        padding: 16px;
    }
    
    .stat-number-cf4015 {
        font-size: 28px;
    }
    
    .product-image-2bb8d1 {
        height: 200px;
    }
}

@media (max-width: 480px) {
    .container-5f0edc {
        padding: 0 15px;
    }
    
    .hero-title-71ef11 {
        font-size: 28px;
    }
    
    .hero-buttons-29a751 {
        flex-direction: column;
        gap: 12px;
    }
    
    .btn-6b3b38 {
        padding: 12px 24px;
        font-size: 14px;
    }
    
    .section-title-778306 {
        font-size: 26px;
    }
    
    .service-card-b5d785,
    .advantage-card-155610 {
        padding: 30px 20px;
    }
    
    .contact-form-wrapper-01ce9a {
        padding: 24px;
    }
    
    .review-card-17771d {
        padding: 24px;
    }
}