: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-4957ca {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ----- 通用按钮 ----- */
.btn-689257 {
    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-fa992f {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 8px 20px rgba(201, 29, 36, 0.35);
}
.btn-primary-fa992f:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(201, 29, 36, 0.45);
}
.btn-outline-5ac5e5 {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}
.btn-outline-5ac5e5:hover {
    background: var(--primary);
    color: #fff;
}

/* ----- 通用标题 ----- */
.section-9070cb {
    padding: 80px 0;
}
.section-alt-acd415 {
    background: var(--bg-light);
}
.section-header-fb0704 {
    text-align: center;
    margin-bottom: 50px;
}
.section-title-7a75b7 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    position: relative;
    display: inline-block;
    margin-bottom: 12px;
}
.section-title-7a75b7::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--secondary);
    margin: 10px auto 0;
    border-radius: 4px;
}
.section-subtitle-d8cd85 {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto;
}

/* ----- 导航栏 (中华红) ----- */
.header-efa80a {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--primary);
    box-shadow: 0 4px 20px rgba(201, 29, 36, 0.3);
}
.navbar-510f4a {
    padding: 0 20px;
}
.nav-container-4e2116 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    max-width: 1200px;
    margin: 0 auto;
}
.nav-logo-7cc4d7 {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: 1px;
}
.nav-logo-icon-014ad1 {
    font-size: 2rem;
    color: var(--secondary);
}
.nav-logo-text-9e86f3 {
    color: #fff;
}
.nav-menu-28aa3e {
    display: flex;
    gap: 8px;
    align-items: center;
}
.nav-item-ece1bc .nav-link-16431f {
    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-ece1bc .nav-link-16431f:hover,
.nav-item-ece1bc .nav-link-16431f.active {
    color: #fff;
    background: rgba(255,255,255,0.15);
}
.nav-item-ece1bc .nav-link-16431f.active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background: var(--secondary);
    border-radius: 4px;
}
.nav-toggle-ebf42c {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}
.nav-toggle-ebf42c .bar-837b23 {
    width: 28px;
    height: 3px;
    background: #fff;
    border-radius: 4px;
    transition: 0.3s;
}
@media (max-width: 992px) {
    .nav-menu-28aa3e {
        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-28aa3e.active {
        display: flex;
    }
    .nav-toggle-ebf42c {
        display: flex;
    }
}

/* ----- Hero 区 (红底金字) ----- */
.hero-21476e {
    background: linear-gradient(135deg, var(--primary) 0%, #8B1A1F 100%);
    color: #fff;
    padding: 80px 0 70px;
    position: relative;
    overflow: hidden;
}
.hero-21476e::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-bd8c0c {
    position: relative;
    z-index: 1;
}
.hero-text-dd68a7 {
    max-width: 800px;
}
.hero-title-b38ee7 {
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 10px;
}
.hero-title-b38ee7 span {
    color: var(--secondary);
}
.hero-subtitle-811993 {
    font-size: 1.3rem;
    color: rgba(255,255,255,0.85);
    margin-bottom: 30px;
    font-weight: 300;
    letter-spacing: 2px;
}
.hero-features-8d9df2 {
    display: flex;
    gap: 40px;
    margin: 30px 0 35px;
    flex-wrap: wrap;
}
.hero-feature-007dc5 {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.1rem;
    font-weight: 500;
}
.hero-feature-007dc5 i {
    font-size: 1.8rem;
    color: var(--secondary);
}
.hero-buttons-d96195 .btn-689257 {
    font-size: 1.1rem;
    padding: 16px 48px;
}
@media (max-width: 768px) {
    .hero-title-b38ee7 { font-size: 2.2rem; }
    .hero-subtitle-811993 { font-size: 1rem; }
    .hero-features-8d9df2 { gap: 20px; }
}

/* ----- 服务卡片 ----- */
.services-grid-f3b34d {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}
.service-card-3b253e {
    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-3b253e:hover {
    transform: translateY(-10px);
    box-shadow: 0 16px 40px rgba(201,29,36,0.12);
}
.service-icon-afb250 {
    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-3b253e h3 {
    font-size: 1.3rem;
    color: var(--primary);
    margin-bottom: 12px;
}
.service-card-3b253e p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* 服务统计 */
.services-stats-9735c2 {
    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-0b5db3 {
    display: flex;
    align-items: center;
    gap: 15px;
}
.stat-item-0b5db3 i {
    font-size: 2.4rem;
    color: var(--secondary);
}
.stat-content-e7ad2f .stat-number-5c162b {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
}
.stat-content-e7ad2f .stat-label-7fefe5 {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ----- 优势 (金色点缀) ----- */
.advantages-content-e38836 {
    display: flex;
    gap: 50px;
    align-items: center;
    flex-wrap: wrap;
}
.advantages-text-d68ce8 {
    flex: 1;
    min-width: 300px;
}
.advantage-item-4b42ff {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    align-items: flex-start;
}
.advantage-icon-1cad0c {
    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-d72a9d h3 {
    font-size: 1.2rem;
    color: var(--primary);
    margin-bottom: 6px;
}
.advantage-content-d72a9d p {
    color: var(--text-muted);
    font-size: 0.95rem;
}
.advantages-image-80ce84 {
    flex: 1;
    min-width: 280px;
}
.advantages-image-80ce84 img {
    border-radius: 20px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.08);
}

/* ----- 关于我们 ----- */
.about-content-313a10 {
    display: flex;
    gap: 50px;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
}
.about-text-229ae0 {
    flex: 1;
    min-width: 300px;
}
.about-text-229ae0 h3 {
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 15px;
}
.about-text-229ae0 p {
    color: var(--text-muted);
    margin-bottom: 25px;
    line-height: 1.8;
}
.about-features-c56413 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.about-feature-2c9e22 {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}
.about-feature-2c9e22 i {
    font-size: 1.6rem;
    color: var(--secondary);
    margin-top: 4px;
}
.about-feature-content-221964 h4 {
    font-size: 1rem;
    color: var(--primary);
    margin-bottom: 4px;
}
.about-feature-content-221964 p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
}
.about-image-30fc31 {
    flex: 1;
    min-width: 280px;
}
.about-image-30fc31 img {
    border-radius: 20px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.08);
}

/* 企业文化 */
.company-values-dd1d1a {
    margin-top: 40px;
}
.company-values-dd1d1a h3 {
    text-align: center;
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 35px;
}
.values-grid-db1281 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
}
.value-item-3eb1b6 {
    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-3eb1b6:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}
.value-icon-a88a2f {
    font-size: 2.8rem;
    color: var(--secondary);
    margin-bottom: 15px;
}
.value-item-3eb1b6 h4 {
    font-size: 1.2rem;
    color: var(--primary);
    margin-bottom: 8px;
}
.value-item-3eb1b6 p {
    color: var(--text-muted);
    font-size: 0.92rem;
}

/* ----- 产品案例 (金色边框) ----- */
.product-categories-c272c8 {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
}
.category-filter-6f90d0 {
    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-6f90d0:hover,
.category-filter-6f90d0.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}
.products-grid-a722bb {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}
.product-card-e17d3d {
    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-e17d3d:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 40px rgba(201,29,36,0.10);
    border-color: var(--secondary);
}
.product-image-974008 {
    height: 200px;
    overflow: hidden;
    background: var(--bg-light);
}
.product-image-974008 img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.product-info-bd9c16 {
    padding: 20px 22px;
}
.product-info-bd9c16 h3 {
    font-size: 1.2rem;
    color: var(--primary);
    margin-bottom: 4px;
}
.product-category-331ce1 {
    font-size: 0.85rem;
    color: var(--secondary);
    font-weight: 600;
    margin-bottom: 8px;
}
.product-desc-ac662b {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 12px;
}
.product-features-af005e {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 0.85rem;
    color: var(--text-muted);
}
.product-features-af005e span i {
    color: var(--accent-green);
    margin-right: 4px;
}

/* ----- 新闻 (红标) ----- */
.news-grid-56b797 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}
.news-card-bccae6 {
    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-bccae6:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px rgba(0,0,0,0.08);
}
.news-date-76ebb1 {
    min-width: 80px;
    background: var(--primary);
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 15px 10px;
}
.news-date-76ebb1 .date-day-29b14e {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}
.news-date-76ebb1 .date-month-e0916b {
    font-size: 0.9rem;
    opacity: 0.9;
}
.news-content-874754 {
    padding: 18px 22px;
    flex: 1;
}
.news-content-874754 h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}
.news-content-874754 h3 a {
    color: var(--text-dark);
    transition: 0.3s;
}
.news-content-874754 h3 a:hover {
    color: var(--primary);
}
.news-content-874754 p {
    color: var(--text-muted);
    font-size: 0.92rem;
    margin-bottom: 10px;
}
.news-meta-52ec03 {
    font-size: 0.85rem;
    color: var(--text-muted);
}
.news-more-61a4d2 {
    text-align: center;
    margin-top: 40px;
}

/* ----- FAQ (金色装饰) ----- */
.faq-container-370f8a {
    max-width: 800px;
    margin: 0 auto;
}
.faq-item-b411a5 {
    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-cd88ec {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    transition: 0.3s;
}
.faq-question-cd88ec:hover {
    background: var(--bg-light);
}
.faq-question-cd88ec h3 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-dark);
}
.faq-icon-89b339 {
    color: var(--primary);
    transition: 0.3s;
    font-size: 1.2rem;
}
.faq-item-b411a5.active .faq-icon-89b339 {
    transform: rotate(180deg);
}
.faq-answer-35b421 {
    padding: 0 25px 20px;
    color: var(--text-muted);
    display: none;
    line-height: 1.8;
}
.faq-item-b411a5.active .faq-answer-35b421 {
    display: block;
}

/* ----- 客户评价 (星星金色) ----- */
.testimonials-grid-f83097 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}
.testimonial-card-3fd506 {
    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-a45b58 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}
.testimonial-info-e0b1bb h4 {
    font-size: 1.1rem;
    color: var(--primary);
}
.testimonial-rating-8921b9 {
    color: var(--secondary);
    font-size: 0.9rem;
    letter-spacing: 2px;
}
.testimonial-content-c85402 p {
    color: var(--text-muted);
    font-style: italic;
    line-height: 1.7;
}
.testimonials-stats-82d9a5 {
    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-82d9a5 .stat-item-0b5db3 {
    display: flex;
    align-items: center;
    gap: 15px;
}
.testimonials-stats-82d9a5 .stat-icon-dd35d4 {
    font-size: 2.2rem;
    color: var(--secondary);
}

/* ----- 友情链接 ----- */
.flink-section-5eb9e3 {
    padding: 30px 0;
    background: var(--bg-light);
    border-top: 1px solid #eee;
}
.flink-header-5eef9f {
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 10px;
}
.flink-section-5eb9e3 ul {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}
.flink-section-5eb9e3 ul li a {
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: 0.3s;
}
.flink-section-5eb9e3 ul li a:hover {
    color: var(--primary);
}

/* ----- 页脚 (红底金字) ----- */
.footer-4a5f29 {
    background: var(--primary);
    color: rgba(255,255,255,0.85);
    padding: 60px 0 30px;
}
.footer-content-68fc37 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}
.footer-logo-3e22e3 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.6rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 15px;
}
.footer-logo-3e22e3 i {
    color: var(--secondary);
}
.footer-desc-f0a2e5 {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 20px;
    opacity: 0.85;
}
.footer-social-669c7e {
    display: flex;
    gap: 16px;
}
.social-link-1f471d {
    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-1f471d:hover {
    background: var(--secondary);
    color: var(--primary);
    transform: translateY(-3px);
}
.footer-section-6f6281 h3 {
    color: #fff;
    font-size: 1.2rem;
    margin-bottom: 18px;
    position: relative;
}
.footer-section-6f6281 h3::after {
    content: '';
    display: block;
    width: 30px;
    height: 3px;
    background: var(--secondary);
    margin-top: 8px;
}
.footer-links-cc5d27 li {
    margin-bottom: 10px;
}
.footer-links-cc5d27 li a {
    color: rgba(255,255,255,0.75);
    transition: 0.3s;
    font-size: 0.95rem;
}
.footer-links-cc5d27 li a:hover {
    color: var(--secondary);
    padding-left: 6px;
}
.contact-item-482fc0 {
    display: flex;
    gap: 12px;
    margin-bottom: 14px;
    align-items: flex-start;
}
.contact-item-482fc0 i {
    font-size: 1.2rem;
    color: var(--secondary);
    margin-top: 3px;
    min-width: 20px;
}
.contact-content-75a627 {
    display: flex;
    flex-direction: column;
    font-size: 0.9rem;
}
.contact-content-75a627 span:first-child {
    opacity: 0.7;
    font-size: 0.8rem;
}
.contact-content-75a627 a {
    color: #fff;
}
.contact-content-75a627 a:hover {
    color: var(--secondary);
}
.footer-bottom-478e3e {
    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-478e3e a {
    color: rgba(255,255,255,0.7);
    margin-left: 20px;
}
.footer-bottom-478e3e a:hover {
    color: var(--secondary);
}
.footer-copyright-0b51ee p {
    opacity: 0.8;
}

/* ----- 回到顶部 ----- */
.back-to-top-096d83 {
    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-096d83:hover {
    background: var(--primary-dark);
    transform: translateY(-4px);
}

/* 响应式 */
@media (max-width: 768px) {
    .section-9070cb { padding: 50px 0; }
    .section-title-7a75b7 { font-size: 2rem; }
    .hero-title-b38ee7 { font-size: 1.8rem; }
    .about-features-c56413 { grid-template-columns: 1fr; }
    .footer-content-68fc37 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
    .footer-content-68fc37 { grid-template-columns: 1fr; }
    .footer-bottom-478e3e { flex-direction: column; align-items: center; }
    .footer-bottom-478e3e a { margin: 0 10px; }
}