:root {
    --primary: #C91D24;      /* 中华大红 */
    --primary-dark: #A6161C;
    --secondary: #D4AF37;    /* 璀璨金 */
    --secondary-light: #E8C84A;
    --bg-white: #FFFFFF;
    --bg-light: #F5F5F5;
    --accent-green: #07C160; /* 微信绿 */
    --text-dark: #1A1A1A;
    --text-muted: #666666;
    --font-family: 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
}

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

body {
    font-family: var(--font-family);
    background: var(--bg-white);
    color: var(--text-dark);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
}
ul { list-style: none; }
img { max-width: 100%; display: block; }
.container-3bfc8f {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ----- 通用按钮 ----- */
.btn-a08ef9 {
    display: inline-block;
    padding: 14px 40px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}
.btn-primary-7ec3ca {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 8px 20px rgba(201, 29, 36, 0.35);
}
.btn-primary-7ec3ca:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(201, 29, 36, 0.45);
}
.btn-outline-42180e {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}
.btn-outline-42180e:hover {
    background: var(--primary);
    color: #fff;
}

/* ----- 通用标题 ----- */
.section-ba4554 {
    padding: 80px 0;
}
.section-alt-30dea0 {
    background: var(--bg-light);
}
.section-header-b7806a {
    text-align: center;
    margin-bottom: 50px;
}
.section-title-2e5a7e {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    position: relative;
    display: inline-block;
    margin-bottom: 12px;
}
.section-title-2e5a7e::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--secondary);
    margin: 10px auto 0;
    border-radius: 4px;
}
.section-subtitle-307815 {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto;
}

/* ----- 导航栏 (中华红) ----- */
.header-057c8d {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--primary);
    box-shadow: 0 4px 20px rgba(201, 29, 36, 0.3);
}
.navbar-51a131 {
    padding: 0 20px;
}
.nav-container-9c4dc9 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    max-width: 1200px;
    margin: 0 auto;
}
.nav-logo-15ac11 {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: 1px;
}
.nav-logo-icon-b9ec34 {
    font-size: 2rem;
    color: var(--secondary);
}
.nav-logo-text-768eca {
    color: #fff;
}
.nav-menu-5a3edf {
    display: flex;
    gap: 8px;
    align-items: center;
}
.nav-item-958fa6 .nav-link-09231e {
    color: rgba(255,255,255,0.85);
    padding: 8px 16px;
    border-radius: 30px;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s;
    position: relative;
}
.nav-item-958fa6 .nav-link-09231e:hover,
.nav-item-958fa6 .nav-link-09231e.active {
    color: #fff;
    background: rgba(255,255,255,0.15);
}
.nav-item-958fa6 .nav-link-09231e.active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background: var(--secondary);
    border-radius: 4px;
}
.nav-toggle-57d7d6 {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}
.nav-toggle-57d7d6 .bar-2cf987 {
    width: 28px;
    height: 3px;
    background: #fff;
    border-radius: 4px;
    transition: 0.3s;
}
@media (max-width: 992px) {
    .nav-menu-5a3edf {
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--primary);
        flex-direction: column;
        padding: 20px;
        gap: 10px;
        display: none;
        box-shadow: 0 20px 30px rgba(0,0,0,0.2);
    }
    .nav-menu-5a3edf.active {
        display: flex;
    }
    .nav-toggle-57d7d6 {
        display: flex;
    }
}

/* ----- Hero 区 (红底金字) ----- */
.hero-740e8a {
    background: linear-gradient(135deg, var(--primary) 0%, #8B1A1F 100%);
    color: #fff;
    padding: 80px 0 70px;
    position: relative;
    overflow: hidden;
}
.hero-740e8a::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(212,175,55,0.08) 0%, transparent 70%);
    border-radius: 50%;
}
.hero-content-0ec17e {
    position: relative;
    z-index: 1;
}
.hero-text-2a1d1e {
    max-width: 800px;
}
.hero-title-dcb965 {
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 10px;
}
.hero-title-dcb965 span {
    color: var(--secondary);
}
.hero-subtitle-aae197 {
    font-size: 1.3rem;
    color: rgba(255,255,255,0.85);
    margin-bottom: 30px;
    font-weight: 300;
    letter-spacing: 2px;
}
.hero-features-acd587 {
    display: flex;
    gap: 40px;
    margin: 30px 0 35px;
    flex-wrap: wrap;
}
.hero-feature-12c0d7 {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.1rem;
    font-weight: 500;
}
.hero-feature-12c0d7 i {
    font-size: 1.8rem;
    color: var(--secondary);
}
.hero-buttons-9e1ad2 .btn-a08ef9 {
    font-size: 1.1rem;
    padding: 16px 48px;
}
@media (max-width: 768px) {
    .hero-title-dcb965 { font-size: 2.2rem; }
    .hero-subtitle-aae197 { font-size: 1rem; }
    .hero-features-acd587 { gap: 20px; }
}

/* ----- 服务卡片 ----- */
.services-grid-4e4816 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}
.service-card-9ab638 {
    background: #fff;
    border-radius: 16px;
    padding: 35px 25px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.06);
    transition: all 0.3s;
    border-bottom: 4px solid var(--primary);
    text-align: center;
}
.service-card-9ab638:hover {
    transform: translateY(-10px);
    box-shadow: 0 16px 40px rgba(201,29,36,0.12);
}
.service-icon-56b9d6 {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: var(--primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}
.service-card-9ab638 h3 {
    font-size: 1.3rem;
    color: var(--primary);
    margin-bottom: 12px;
}
.service-card-9ab638 p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* 服务统计 */
.services-stats-a7ffe0 {
    display: flex;
    justify-content: space-around;
    background: var(--bg-light);
    border-radius: 20px;
    padding: 30px 20px;
    margin-top: 30px;
    flex-wrap: wrap;
    gap: 20px;
}
.stat-item-1053bb {
    display: flex;
    align-items: center;
    gap: 15px;
}
.stat-item-1053bb i {
    font-size: 2.4rem;
    color: var(--secondary);
}
.stat-content-44c355 .stat-number-2fa899 {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
}
.stat-content-44c355 .stat-label-82a0a0 {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ----- 优势 (金色点缀) ----- */
.advantages-content-c48173 {
    display: flex;
    gap: 50px;
    align-items: center;
    flex-wrap: wrap;
}
.advantages-text-1b432f {
    flex: 1;
    min-width: 300px;
}
.advantage-item-2d684a {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    align-items: flex-start;
}
.advantage-icon-5adf1b {
    width: 60px;
    height: 60px;
    min-width: 60px;
    background: var(--primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
}
.advantage-content-288bba h3 {
    font-size: 1.2rem;
    color: var(--primary);
    margin-bottom: 6px;
}
.advantage-content-288bba p {
    color: var(--text-muted);
    font-size: 0.95rem;
}
.advantages-image-4ec57b {
    flex: 1;
    min-width: 280px;
}
.advantages-image-4ec57b img {
    border-radius: 20px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.08);
}

/* ----- 关于我们 ----- */
.about-content-a57944 {
    display: flex;
    gap: 50px;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
}
.about-text-5a5801 {
    flex: 1;
    min-width: 300px;
}
.about-text-5a5801 h3 {
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 15px;
}
.about-text-5a5801 p {
    color: var(--text-muted);
    margin-bottom: 25px;
    line-height: 1.8;
}
.about-features-4fa238 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.about-feature-f19bf6 {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}
.about-feature-f19bf6 i {
    font-size: 1.6rem;
    color: var(--secondary);
    margin-top: 4px;
}
.about-feature-content-2e3fca h4 {
    font-size: 1rem;
    color: var(--primary);
    margin-bottom: 4px;
}
.about-feature-content-2e3fca p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
}
.about-image-5c9db9 {
    flex: 1;
    min-width: 280px;
}
.about-image-5c9db9 img {
    border-radius: 20px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.08);
}

/* 企业文化 */
.company-values-c74edc {
    margin-top: 40px;
}
.company-values-c74edc h3 {
    text-align: center;
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 35px;
}
.values-grid-917eae {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
}
.value-item-3f04f7 {
    text-align: center;
    padding: 30px 20px;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.04);
    transition: 0.3s;
}
.value-item-3f04f7:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}
.value-icon-e3ad17 {
    font-size: 2.8rem;
    color: var(--secondary);
    margin-bottom: 15px;
}
.value-item-3f04f7 h4 {
    font-size: 1.2rem;
    color: var(--primary);
    margin-bottom: 8px;
}
.value-item-3f04f7 p {
    color: var(--text-muted);
    font-size: 0.92rem;
}

/* ----- 产品案例 (金色边框) ----- */
.product-categories-85c572 {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
}
.category-filter-f111ac {
    padding: 8px 24px;
    border-radius: 30px;
    background: #fff;
    border: 2px solid #e0e0e0;
    font-weight: 500;
    cursor: pointer;
    transition: 0.3s;
    color: var(--text-muted);
    font-size: 0.95rem;
}
.category-filter-f111ac:hover,
.category-filter-f111ac.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}
.products-grid-841292 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}
.product-card-75d5b2 {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0,0,0,0.06);
    transition: 0.3s;
    border: 1px solid #f0f0f0;
}
.product-card-75d5b2:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 40px rgba(201,29,36,0.10);
    border-color: var(--secondary);
}
.product-image-e9bade {
    height: 200px;
    overflow: hidden;
    background: var(--bg-light);
}
.product-image-e9bade img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.product-info-107ee8 {
    padding: 20px 22px;
}
.product-info-107ee8 h3 {
    font-size: 1.2rem;
    color: var(--primary);
    margin-bottom: 4px;
}
.product-category-255b03 {
    font-size: 0.85rem;
    color: var(--secondary);
    font-weight: 600;
    margin-bottom: 8px;
}
.product-desc-419359 {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 12px;
}
.product-features-354cd9 {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 0.85rem;
    color: var(--text-muted);
}
.product-features-354cd9 span i {
    color: var(--accent-green);
    margin-right: 4px;
}

/* ----- 新闻 (红标) ----- */
.news-grid-86c93e {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}
.news-card-4c7d90 {
    display: flex;
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0,0,0,0.04);
    transition: 0.3s;
}
.news-card-4c7d90:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px rgba(0,0,0,0.08);
}
.news-date-5eb10b {
    min-width: 80px;
    background: var(--primary);
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 15px 10px;
}
.news-date-5eb10b .date-day-bb9842 {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}
.news-date-5eb10b .date-month-a0ac30 {
    font-size: 0.9rem;
    opacity: 0.9;
}
.news-content-6979d6 {
    padding: 18px 22px;
    flex: 1;
}
.news-content-6979d6 h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}
.news-content-6979d6 h3 a {
    color: var(--text-dark);
    transition: 0.3s;
}
.news-content-6979d6 h3 a:hover {
    color: var(--primary);
}
.news-content-6979d6 p {
    color: var(--text-muted);
    font-size: 0.92rem;
    margin-bottom: 10px;
}
.news-meta-d6acfd {
    font-size: 0.85rem;
    color: var(--text-muted);
}
.news-more-f9a418 {
    text-align: center;
    margin-top: 40px;
}

/* ----- FAQ (金色装饰) ----- */
.faq-container-f65ea6 {
    max-width: 800px;
    margin: 0 auto;
}
.faq-item-ed1486 {
    background: #fff;
    border-radius: 12px;
    margin-bottom: 16px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.04);
    border-left: 4px solid var(--secondary);
    overflow: hidden;
}
.faq-question-cfcd4b {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    transition: 0.3s;
}
.faq-question-cfcd4b:hover {
    background: var(--bg-light);
}
.faq-question-cfcd4b h3 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-dark);
}
.faq-icon-9e79cf {
    color: var(--primary);
    transition: 0.3s;
    font-size: 1.2rem;
}
.faq-item-ed1486.active .faq-icon-9e79cf {
    transform: rotate(180deg);
}
.faq-answer-11a032 {
    padding: 0 25px 20px;
    color: var(--text-muted);
    display: none;
    line-height: 1.8;
}
.faq-item-ed1486.active .faq-answer-11a032 {
    display: block;
}

/* ----- 客户评价 (星星金色) ----- */
.testimonials-grid-439ecd {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}
.testimonial-card-4550d8 {
    background: #fff;
    padding: 28px 25px;
    border-radius: 16px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.04);
    border-top: 4px solid var(--secondary);
}
.testimonial-header-b569f1 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}
.testimonial-info-92fe6b h4 {
    font-size: 1.1rem;
    color: var(--primary);
}
.testimonial-rating-4b9489 {
    color: var(--secondary);
    font-size: 0.9rem;
    letter-spacing: 2px;
}
.testimonial-content-84ec5f p {
    color: var(--text-muted);
    font-style: italic;
    line-height: 1.7;
}
.testimonials-stats-4afaf5 {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 30px;
    margin-top: 50px;
    padding: 30px 20px;
    background: var(--bg-light);
    border-radius: 20px;
}
.testimonials-stats-4afaf5 .stat-item-1053bb {
    display: flex;
    align-items: center;
    gap: 15px;
}
.testimonials-stats-4afaf5 .stat-icon-7c43fb {
    font-size: 2.2rem;
    color: var(--secondary);
}

/* ----- 友情链接 ----- */
.flink-section-666a78 {
    padding: 30px 0;
    background: var(--bg-light);
    border-top: 1px solid #eee;
}
.flink-header-57f5c2 {
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 10px;
}
.flink-section-666a78 ul {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}
.flink-section-666a78 ul li a {
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: 0.3s;
}
.flink-section-666a78 ul li a:hover {
    color: var(--primary);
}

/* ----- 页脚 (红底金字) ----- */
.footer-a171b6 {
    background: var(--primary);
    color: rgba(255,255,255,0.85);
    padding: 60px 0 30px;
}
.footer-content-2ed249 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}
.footer-logo-02a6a0 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.6rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 15px;
}
.footer-logo-02a6a0 i {
    color: var(--secondary);
}
.footer-desc-01ba8f {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 20px;
    opacity: 0.85;
}
.footer-social-114468 {
    display: flex;
    gap: 16px;
}
.social-link-ebc61d {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: rgba(255,255,255,0.12);
    border-radius: 50%;
    color: #fff;
    font-size: 1.2rem;
    transition: 0.3s;
}
.social-link-ebc61d:hover {
    background: var(--secondary);
    color: var(--primary);
    transform: translateY(-3px);
}
.footer-section-62a0c0 h3 {
    color: #fff;
    font-size: 1.2rem;
    margin-bottom: 18px;
    position: relative;
}
.footer-section-62a0c0 h3::after {
    content: '';
    display: block;
    width: 30px;
    height: 3px;
    background: var(--secondary);
    margin-top: 8px;
}
.footer-links-1ecd3b li {
    margin-bottom: 10px;
}
.footer-links-1ecd3b li a {
    color: rgba(255,255,255,0.75);
    transition: 0.3s;
    font-size: 0.95rem;
}
.footer-links-1ecd3b li a:hover {
    color: var(--secondary);
    padding-left: 6px;
}
.contact-item-2996e1 {
    display: flex;
    gap: 12px;
    margin-bottom: 14px;
    align-items: flex-start;
}
.contact-item-2996e1 i {
    font-size: 1.2rem;
    color: var(--secondary);
    margin-top: 3px;
    min-width: 20px;
}
.contact-content-25d85c {
    display: flex;
    flex-direction: column;
    font-size: 0.9rem;
}
.contact-content-25d85c span:first-child {
    opacity: 0.7;
    font-size: 0.8rem;
}
.contact-content-25d85c a {
    color: #fff;
}
.contact-content-25d85c a:hover {
    color: var(--secondary);
}
.footer-bottom-2213e2 {
    border-top: 1px solid rgba(255,255,255,0.15);
    padding-top: 25px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 15px;
    font-size: 0.9rem;
}
.footer-bottom-2213e2 a {
    color: rgba(255,255,255,0.7);
    margin-left: 20px;
}
.footer-bottom-2213e2 a:hover {
    color: var(--secondary);
}
.footer-copyright-77c857 p {
    opacity: 0.8;
}

/* ----- 回到顶部 ----- */
.back-to-top-b403a2 {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 50%;
    font-size: 1.4rem;
    box-shadow: 0 6px 20px rgba(201,29,36,0.35);
    cursor: pointer;
    transition: 0.3s;
    display: none;
    z-index: 999;
}
.back-to-top-b403a2:hover {
    background: var(--primary-dark);
    transform: translateY(-4px);
}

/* 响应式 */
@media (max-width: 768px) {
    .section-ba4554 { padding: 50px 0; }
    .section-title-2e5a7e { font-size: 2rem; }
    .hero-title-dcb965 { font-size: 1.8rem; }
    .about-features-4fa238 { grid-template-columns: 1fr; }
    .footer-content-2ed249 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
    .footer-content-2ed249 { grid-template-columns: 1fr; }
    .footer-bottom-2213e2 { flex-direction: column; align-items: center; }
    .footer-bottom-2213e2 a { margin: 0 10px; }
}