/* 页面渐入动画 */
body { opacity: 1; transition: opacity 0.4s ease; }
body.loaded { opacity: 1; }

/* 图片懒加载 */
img[data-src] { opacity: 0; transition: opacity 0.4s ease; }
img.loaded { opacity: 1; }

/* 区块渐入动画 */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.5s ease, transform 0.5s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

* { margin: 0; padding: 0; box-sizing: border-box; }
html { background: #fff !important; overflow-x: hidden; margin: 0 !important; padding: 0 !important; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', sans-serif; color: #333; line-height: 1.6; background: #fff !important; font-size: 14px; overflow-x: hidden; margin: 0 !important; padding: 0 !important; }

/* 清除主要区块之间的空隙 */
.top-bar, .header, .nav { margin-bottom: 0; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; }

/* iconfont */
@font-face { font-family: 'iconfont'; src: url('../font_5174539_dscgixny2lw/iconfont.eot'); src: url('../font_5174539_dscgixny2lw/iconfont.eot#iefix') format('embedded-opentype'), url('../font_5174539_dscgixny2lw/iconfont.woff2') format('woff2'), url('../font_5174539_dscgixny2lw/iconfont.woff') format('woff'), url('../font_5174539_dscgixny2lw/iconfont.ttf') format('truetype'), url('../font_5174539_dscgixny2lw/iconfont.svg#iconfont') format('svg'); }
.iconfont { font-family: 'iconfont' !important; font-size: 40px; font-style: normal; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; color: #e74c3c; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

/* 顶栏 */
.top-bar { background: #333; padding: 8px 0; font-size: 14px; color: #fff; font-weight: 500; }
.top-bar .container { display: flex; justify-content: space-between; }
.top-bar a { color: #fff; }

/* 头部 */
.top-bar + .header { margin-top: 0; }
.header { background: #fff; padding: 15px 0; box-shadow: 0 1px 5px rgba(0,0,0,0.08); margin-top: 0; position: relative; z-index: 101; }
.header .container { display: flex; align-items: center; justify-content: space-between; }
.logo-wrap { display: flex; align-items: center; gap: 12px; }
.logo-wrap img { height: 45px; }
.logo-text { font-size: 22px; font-weight: bold; color: #333; }
.logo-subtitle { font-size: 18px; color: #444; line-height: 1.4; max-width: 400px; font-weight: 500; white-space: nowrap; }
.header-tel { font-size: 16px; color: #e74c3c; font-weight: bold; white-space: nowrap; }
.nav {
    background: #fff;
    border-bottom: 3px solid #e74c3c;
    margin-top: 0;
}
.nav .container { display: flex; justify-content: center; }
.nav-main { display: flex; list-style: none; }
.nav-main li a { display: block; padding: 14px 24px; color: #333; font-size: 15px; font-weight: 500; }
.nav-main li a:hover, .nav-main li a.active { color: #e74c3c; }

/* Banner轮播 */
.banner-slider { position: relative; overflow: hidden; background: #e8e8e8; min-height: 300px; max-height: 480px; margin-top: 130px; }
.banner-slider .slides { display: flex; transition: transform 0.4s ease; }
.banner-slider .slide { min-width: 100%; }
.banner-slider .slide img { width: 100%; height: 100%; object-fit: cover; display: block; min-height: 300px; max-height: 480px; }
.banner-slider .arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 40px; height: 60px; background: rgba(0,0,0,0.35); color: #fff; border: none; font-size: 28px; cursor: pointer; z-index: 2; border-radius: 4px; line-height: 60px; text-align: center; }
.banner-slider .arrow.prev { left: 15px; }
.banner-slider .arrow.next { right: 15px; }
.banner-slider .dots { position: absolute; bottom: 15px; left: 50%; transform: translateX(-50%); display: flex; gap: 8px; }
.banner-slider .dots span { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,0.6); cursor: pointer; }
.banner-slider .dots span.active { background: #fff; }

/* Banner标题区块 */
.banner-title-bar { background: #f5f5f5; padding: 40px 20px; text-align: center; border-bottom: 1px solid #e0e0e0; }
.banner-title-bar h1 { font-size: 26px; color: #333; margin-bottom: 10px; font-weight: bold; }
.banner-title-bar p { font-size: 14px; color: #666; margin-bottom: 15px; letter-spacing: 1px; }
.banner-title-bar .btn { display: inline-block; padding: 10px 30px; background: #e74c3c; color: #fff; border-radius: 25px; font-size: 14px; font-weight: bold; }

/* 区块通用 */
.section { padding: 50px 0; }
.section-title { text-align: center; margin-bottom: 35px; }
.section-title h2 { font-size: 24px; color: #333; font-weight: bold; margin-bottom: 8px; }
.section-title p { font-size: 14px; color: #999; }

/* 单页内容 */
.page-content { max-width: 800px; margin: 0 auto; font-size: 15px; line-height: 1.8; color: #666; }
.page-content h2 { font-size: 22px; color: #333; margin: 20px 0 15px; font-weight: bold; }
.page-content h3 { font-size: 18px; color: #333; margin: 18px 0 12px; font-weight: bold; }
.page-content p { margin-bottom: 15px; }
.page-content ul, .page-content ol { padding-left: 25px; margin-bottom: 15px; }
.page-content li { margin-bottom: 8px; }
.page-content img { max-width: 100%; height: auto; display: block; margin: 15px 0; }
.page-content table { width: 100%; border-collapse: collapse; margin: 15px 0; }
.page-content td, .page-content th { border: 1px solid #eee; padding: 10px; }

/* 页面标题栏 */
.page-title-bar { background: linear-gradient(135deg, #e74c3c, #c0392b); color: #fff; padding: 50px 20px; text-align: center; }
.page-title-bar h1 { font-size: 28px; font-weight: bold; margin-bottom: 8px; }
.page-title-bar p { font-size: 14px; opacity: 0.9; }

/* 页面内咨询区块 */
.consult-section { background: linear-gradient(135deg, #2c2c2c, #1a1a2e); color: #fff; padding: 50px 0; border-top: 1px solid #eee; border-bottom: 1px solid #eee; }
.section-divider { height: 0; }
.consult-left h2 { font-size: 22px; color: #fff; margin-bottom: 10px; }
.consult-left p { color: #aaa; font-size: 14px; margin-bottom: 15px; }
.consult-tags span { font-size: 13px; color: #ccc; }
.consult-form-row input { background: #2a2a3a; color: #fff; border: 1px solid #444; }
.consult-form-row input:focus { border-color: #e74c3c; }
.consult-form-row input::placeholder { color: #888; }
.consult-inner { display: flex; align-items: center; gap: 40px; }
.consult-left { flex: 1; }
.consult-left h2 { font-size: 22px; color: #fff; margin-bottom: 10px; }
.consult-left p { color: #aaa; font-size: 14px; margin-bottom: 15px; }
.consult-tags { display: flex; gap: 20px; flex-wrap: wrap; }
.consult-tags span { font-size: 13px; color: #ccc; }
.consult-right { flex: 1.2; }
.consult-form-row { display: flex; gap: 10px; align-items: center; }
.consult-form-row input { flex: 1; padding: 12px 15px; border: 1px solid #444; border-radius: 6px; background: #2a2a3a; color: #fff; font-size: 14px; outline: none; }
.consult-form-row input:focus { border-color: #e74c3c; }
.consult-form-row input::placeholder { color: #888; }
.consult-submit { padding: 12px 25px; background: #e74c3c; color: #fff; border: none; border-radius: 6px; font-size: 14px; font-weight: bold; cursor: pointer; white-space: nowrap; transition: background 0.2s; }
.consult-submit:hover { background: #c0392b; }

/* 服务区块 - 横向滚动布局 */
.service-section { border-bottom: 1px solid #eee; padding-bottom: 40px; }
.service-section:last-child { border-bottom: none; }
.service-row { display: flex; flex-wrap: wrap; gap: 15px; justify-content: flex-start; }
.service-card { background: #fff; border: 1px solid #eee; border-radius: 10px; padding: 20px 18px; width: calc(20% - 12px); min-width: 160px; text-align: center; transition: all 0.3s; position: relative; }
.service-card:hover { box-shadow: 0 8px 25px rgba(0,0,0,0.1); border-color: #e74c3c; transform: translateY(-3px); }
.service-card:hover .icon { color: #c0392b; }
.service-card .icon { font-size: 32px; margin-bottom: 10px; display: block; }
.service-card h3 { font-size: 14px; color: #333; font-weight: bold; margin-bottom: 5px; line-height: 1.3; }
.service-card .sub { font-size: 12px; color: #999; margin-bottom: 8px; line-height: 1.4; }
.service-card .price { font-size: 14px; color: #e74c3c; font-weight: bold; margin-top: 8px; }
.service-card { position: relative; }
.service-card .card-hover-layer { display: none; background: #e74c3c; color: #fff; padding: 6px 0; border-radius: 15px; font-size: 12px; cursor: pointer; text-align: center; margin-top: 8px; }
.service-card:hover .card-hover-layer { display: block; }
.service-card .card-link { display: block; text-decoration: none; color: inherit; }

/* 1对1咨询表单区块 */
.consult-bar { background: linear-gradient(135deg, #2c2c2c, #1a1a2e); padding: 30px 0; }
.consult-inner { display: flex; align-items: center; justify-content: space-between; max-width: 900px; margin: 0 auto; gap: 30px; }
.consult-text h2 { color: #fff; font-size: 20px; margin-bottom: 5px; }
.consult-text p { color: #aaa; font-size: 14px; margin-bottom: 10px; }
.consult-info { display: flex; flex-direction: column; gap: 5px; }
.consult-info span { color: #ccc; font-size: 13px; }
.consult-form { display: flex; flex-direction: column; gap: 10px; width: 100%; max-width: 500px; }
.consult-form .consult-row { display: flex; gap: 10px; }
.consult-form input { padding: 10px 15px; border: 1px solid #444; border-radius: 4px; background: #2a2a3a; color: #fff; flex: 1; }
.consult-form input::placeholder { color: #888; }
.consult-form textarea { padding: 10px 15px; border: 1px solid #444; border-radius: 4px; background: #2a2a3a; color: #fff; flex: 1; resize: vertical; min-height: 42px; font-family: inherit; }
.consult-form textarea::placeholder { color: #888; }
.consult-form .btn { padding: 10px 25px; background: #e74c3c; color: #fff; border: none; border-radius: 4px; cursor: pointer; white-space: nowrap; height: 42px; }
@media (max-width: 768px) {
    .consult-inner { flex-direction: column; gap: 20px; text-align: center; }
    .consult-form { justify-content: center; }
    .consult-form input, .consult-form textarea { width: 45%; min-width: 120px; }
}

/* 优势 */
.advantage-section { background: #f5f5f5; border-top: 1px solid #e0e0e0; border-bottom: 1px solid #e0e0e0; }
.advantage-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.adv-card { background: #fff; padding: 25px 15px; border-radius: 8px; text-align: center; border: 1px solid #eee; transition: all 0.3s; position: relative; overflow: hidden; }
.adv-card:hover { box-shadow: 0 5px 15px rgba(0,0,0,0.08); transform: translateY(-3px); }
.adv-card .icon { font-size: 32px; margin-bottom: 12px; }
.adv-card h3 { font-size: 15px; color: #333; font-weight: bold; margin-bottom: 5px; }
.adv-card p { font-size: 12px; color: #999; }
.adv-card .adv-hover {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    background: rgba(231,76,60,0.95);
    color: #fff;
    padding: 15px;
    font-size: 13px;
    line-height: 1.6;
    text-align: center;
    z-index: 10;
}
.adv-card:hover .adv-hover {
    display: flex;
    align-items: center;
    justify-content: center;
}
.adv-card .adv-hover p {
    color: #fff;
    font-size: 13px;
}

/* 合作伙伴 */
.partner-section { background: #fafafa; border-top: 1px solid #e0e0e0; }
.partner-grid { display: flex; flex-wrap: wrap; gap: 20px; justify-content: center; }
.partner-item { width: 160px; background: #fff; border-radius: 10px; padding: 20px 15px; text-align: center; border: 1px solid #eee; transition: all 0.3s; display: flex; align-items: center; justify-content: center; min-height: 80px; }
.partner-item:hover { box-shadow: 0 5px 15px rgba(0,0,0,0.08); border-color: #e74c3c; transform: translateY(-2px); }
.partner-item img { max-height: 45px; max-width: 100%; object-fit: contain; }
.partner-item span { font-size: 13px; color: #666; font-weight: 500; letter-spacing: 1px; }

/* CTA */
.cta-section { background: linear-gradient(135deg, #e74c3c, #c0392b); color: #fff; text-align: center; padding: 60px 20px; }
.cta-section h2 { font-size: 28px; font-weight: bold; margin-bottom: 10px; }
.cta-section p { font-size: 15px; margin-bottom: 25px; opacity: 0.9; }
.cta-section .btn { display: inline-block; padding: 12px 40px; background: #fff; color: #e74c3c; border-radius: 30px; font-size: 15px; font-weight: bold; }

/* 底部 */
.footer { background: #1a1a2e; color: #aaa; padding: 50px 0 25px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 35px; margin-bottom: 30px; }
.footer-col h3 { color: #fff; font-size: 15px; margin-bottom: 15px; font-weight: bold; }
.footer-col p { font-size: 13px; line-height: 1.8; color: #888; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 9px; }
.footer-col ul li a { color: #888; font-size: 13px; transition: color 0.2s; }
.footer-col ul li a:hover { color: #e74c3c; }
.footer-brand p { margin-bottom: 15px; }
.footer-qr { display: flex; gap: 15px; margin-top: 15px; }
.qr-item { text-align: center; }
.qr-box { width: 90px; height: 90px; background: #2a2a4a; border-radius: 8px; display: flex; align-items: center; justify-content: center; color: #888; font-size: 12px; margin-bottom: 6px; border: 1px dashed #444; }
.qr-img { width: 90px; height: 90px; object-fit: cover; border-radius: 8px; margin-bottom: 6px; display: block; }
.qr-item span { font-size: 12px; color: #888; }
.footer-contact .contact-item { font-size: 13px; color: #888; margin-bottom: 10px; line-height: 1.6; }
.footer-bottom { border-top: 1px solid #333; padding-top: 18px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; }
.footer-links { display: flex; gap: 20px; }
.footer-links a { color: #666; font-size: 12px; }
.footer-links a:hover { color: #e74c3c; }
.footer-bottom p { color: #555; font-size: 12px; }

/* 快速联系 */
.quick-contact { position: fixed; right: 20px; bottom: 30px; display: flex; flex-direction: column; gap: 10px; z-index: 100; }
.quick-contact a { width: 45px; height: 45px; background: #e74c3c; color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 20px; box-shadow: 0 3px 10px rgba(0,0,0,0.2); transition: background 0.3s; }
.quick-contact a:hover { background: #c0392b; }
.quick-contact a.consult-btn { border-radius: 22px; padding: 0 18px; width: auto; font-size: 14px; font-weight: bold; gap: 6px; white-space: nowrap; }
.quick-contact a.consult-btn::before { content: '💬'; font-size: 16px; }

/* 咨询悬浮面板 */
.consult-panel { position: fixed; left: 50%; top: 50%; transform: translate(-50%, -50%) scale(0.8); width: 350px; background: #fff; border-radius: 12px; padding: 25px; box-shadow: 0 10px 50px rgba(0,0,0,0.3); opacity: 0; visibility: hidden; transition: all 0.3s ease; z-index: 9999; }
.consult-panel.open { transform: translate(-50%, -50%) scale(1); opacity: 1; visibility: visible; }
@media (max-width: 768px) {
    .consult-panel { width: 90%; max-width: 350px; padding: 20px; }
}
.consult-panel .panel-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 15px; }
.consult-panel .panel-header h3 { font-size: 15px; color: #333; font-weight: bold; }
.consult-panel .close-btn { width: 24px; height: 24px; background: #f0f0f0; border-radius: 50%; border: none; cursor: pointer; font-size: 14px; color: #666; display: flex; align-items: center; justify-content: center; }
.consult-panel .close-btn:hover { background: #e0e0e0; }
.consult-panel .form-item { margin-bottom: 12px; }
.consult-panel .form-item label { display: block; font-size: 12px; color: #666; margin-bottom: 4px; }
.consult-panel .form-item input, .consult-panel .form-item textarea { width: 100%; border: 1px solid #ddd; border-radius: 6px; padding: 8px 10px; font-size: 13px; outline: none; transition: border-color 0.2s; }
.consult-panel .form-item input:focus, .consult-panel .form-item textarea:focus { border-color: #e74c3c; }
.consult-panel .form-item textarea { resize: none; height: 70px; }
.consult-panel .submit-btn { width: 100%; padding: 10px; background: #e74c3c; color: #fff; border: none; border-radius: 6px; font-size: 14px; font-weight: bold; cursor: pointer; transition: background 0.2s; }
.consult-panel .submit-btn:hover { background: #c0392b; }
.consult-panel .tel-row { text-align: center; margin-top: 10px; font-size: 12px; color: #999; }
.consult-panel .tel-row a { color: #e74c3c; font-weight: bold; font-size: 14px; }

/* 遮罩层 */
.consult-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.3); z-index: 150; opacity: 0; pointer-events: none; transition: opacity 0.3s; }
.consult-overlay.show { opacity: 1; pointer-events: auto; }

/* 响应式 */
@media (max-width: 1024px) {
    .service-card { width: calc(33.33% - 10px); }
    .service-row { gap: 12px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 25px; }
    .footer-brand { grid-column: 1 / -1; }
    .consult-inner { flex-direction: column; gap: 25px; }
    .consult-left { text-align: center; }
    .consult-tags { justify-content: center; }
}
@media (max-width: 768px) {
    .service-card { width: calc(50% - 8px); }
    .news-tabs { flex-direction: column; }
}

/* 首页新闻区块 */
.news-section {
    background: #f8f8f8;
    border-top: 1px solid #eee;
    border-bottom: 1px solid #eee;
    padding: 40px 0;
}
.news-tabs {
    display: flex;
    flex-direction: column;
    gap: 30px;
}
.news-tab-item {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 12px;
    overflow: hidden;
}
.news-tab-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 22px;
    border-bottom: 2px solid #eee;
}
.news-tab-title h3 {
    font-size: 17px;
    color: #333;
    margin: 0;
    font-weight: bold;
}
.news-tab-title .more {
    font-size: 13px;
    color: #999;
    text-decoration: none;
}
.news-tab-title .more:hover {
    color: #e74c3c;
}
.news-list {
    padding: 8px 0;
}
.news-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 22px;
    text-decoration: none;
    transition: background 0.2s;
}
.news-item .news-thumb {
    flex-shrink: 0;
    width: 80px;
    height: 60px;
    border-radius: 4px;
    overflow: hidden;
}
.news-item .news-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}
.news-item:hover .news-thumb img {
    transform: scale(1.1);
}
.news-item:hover {
    background: #f9f9f9;
}
.cat-bar {
    width: 4px;
    height: 36px;
    border-radius: 2px;
    flex-shrink: 0;
}
.cat-bar.red  { background: #e74c3c; }
.cat-bar.blue { background: #667eea; }
.item-content {
    flex: 1;
    min-width: 0;
}
.item-top {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-bottom: 4px;
}
.date {
    font-size: 12px;
    color: #999;
}
.title {
    display: block;
    font-size: 14px;
    color: #333;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: color 0.2s;
}
.title:hover {
    color: #667eea;
}

@media (max-width: 768px) {
    .news-tabs {
        gap: 20px;
    }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
    .footer-brand { grid-column: auto; }
    .advantage-grid { grid-template-columns: repeat(2, 1fr); }
    .banner-title-bar { padding: 30px 15px; }
    .banner-title-bar h1 { font-size: 22px; }
    .section { padding: 35px 0; }
    .section-title { margin-bottom: 25px; }
    .top-bar .container { font-size: 12px; }
    .header-tel { font-size: 14px; }
}
@media (max-width: 768px) {
    .consult-panel { width: 90%; max-width: 350px; padding: 20px; }
    .quick-contact { display: none; }
}
@media (max-width: 480px) {
    .service-card { width: calc(50% - 6px); min-width: 0; padding: 15px 12px; }
    .service-card h3 { font-size: 13px; }
    .service-card .icon { font-size: 28px; }
    .nav-main { overflow-x: auto; white-space: nowrap; -webkit-overflow-scrolling: touch; }
    .nav-main li a { padding: 12px 16px; font-size: 13px; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer { padding: 35px 0 15px; }
    .footer-grid { gap: 25px; }
    .footer-brand { grid-column: auto; }
    .advantage-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
    .partner-item { width: 45%; }
    .quick-contact a.consult-btn { display: none; }
    .quick-contact { gap: 8px; }
    .quick-contact a { width: 40px; height: 40px; font-size: 18px; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .consult-section { padding: 35px 0; }
    .consult-tags { flex-direction: column; gap: 8px; }
    .consult-form-row { flex-direction: column; }
    .consult-form-row input { width: 100%; }
    .consult-submit { width: 100%; }
    /* 公司简介极小屏 */
    .intro-stats { flex-wrap: wrap; }
    .stat-item { flex: 1 1 calc(33.33% - 8px); }
    /* 底部极小屏 */
    .qr-box { width: 70px; height: 70px; }
    .qr-img { width: 70px; height: 70px; }
    .footer-contact .contact-item { font-size: 12px; }
}

/* 文章卡片 */
.article-card { display: block; background: #fff; border: 1px solid #eee; border-radius: 8px; padding: 24px; margin-bottom: 20px; transition: all 0.3s; }
.article-card:hover { box-shadow: 0 5px 20px rgba(0,0,0,0.1); border-color: #e74c3c; }
.article-card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.article-card-header h3 { font-size: 17px; color: #333; font-weight: bold; flex: 1; }
.article-card-btn { background: #e74c3c; color: #fff; padding: 5px 14px; border-radius: 20px; font-size: 12px; white-space: nowrap; }
.article-card p { font-size: 14px; color: #666; line-height: 1.6; margin-bottom: 12px; }
.article-card-meta { font-size: 12px; color: #999; }

/* 空状态 */
.empty-state { text-align: center; padding: 60px 20px; background: #fff; border-radius: 8px; border: 1px solid #eee; }
.empty-state p { font-size: 15px; color: #999; }

/* 页面标题栏 */
.page-title-bar {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    padding: 40px 0;
    text-align: center;
}
.page-title-bar h1 {
    color: #fff;
    font-size: 26px;
    font-weight: bold;
    margin-bottom: 8px;
}
.page-title-bar p {
    color: rgba(255,255,255,0.85);
    font-size: 14px;
}

/* 面包屑导航 */
.breadcrumb-nav {
    padding: 14px 0;
    color: #999;
    font-size: 13px;
}
.breadcrumb-nav a {
    color: #666;
    text-decoration: none;
}
.breadcrumb-nav a:hover {
    color: #e74c3c;
}

/* 导航下拉 */
.has-dropdown { position: relative; }
.has-dropdown > a::after { font-size: 10px; }
.dropdown { display: none; position: absolute; top: 100%; left: 0; background: #fff; min-width: 140px; box-shadow: 0 4px 12px rgba(0,0,0,0.1); border-radius: 4px; overflow: hidden; z-index: 100; }
.has-dropdown:hover .dropdown { display: block; }
.dropdown a { display: block; padding: 10px 16px; color: #333; font-size: 14px; border-bottom: 1px solid #f0f0f0; }
.dropdown a:last-child { border-bottom: none; }
.dropdown a:hover { background: #fdf2f2; color: #e74c3c; }

/* 二级下拉 */
.dropdown-sub { position: relative; display: inline-block; }
.dropdown-sub-title { display: block; padding: 10px 16px; color: #333; font-size: 14px; white-space: nowrap; }
.dropdown-sub:hover .dropdown-sub-title { background: #f0f0f0; }
.dropdown-sub:hover .dropdown-sub-list { display: block; }
.dropdown-sub-list { display: none; position: absolute; left: 100%; top: 0; background: #fff; border-radius: 8px; box-shadow: 0 4px 20px rgba(0,0,0,0.15); min-width: 140px; z-index: 200; }
.dropdown-sub-list a { display: block; padding: 10px 16px; color: #333; font-size: 14px; white-space: nowrap; border-bottom: 1px solid #f0f0f0; }
.dropdown-sub-list a:hover { background: #fdf2f2; color: #e74c3c; }
.dropdown-sub-list a:last-child { border-bottom: none; }

/* 资讯中心左右并排 */
.news-list-wrap {
    display: flex;
    gap: 20px;
}
.news-list-wrap .news-tab-item {
    flex: 1;
}

/* 服务项目总标题 */
.service-wrap {
    padding-bottom: 20px;
    border-bottom: 1px solid #eee;
    margin-bottom: 30px;
}
.service-wrap .section-title {
    margin-bottom: 0;
}

/* 公司简介区块 */
.intro-section {
    background: #f8f9fa;
    padding: 60px 0;
}
.intro-grid {
    display: flex;
    gap: 40px;
    align-items: center;
}
.intro-text {
    flex: 1;
}
.intro-text h2 {
    font-size: 24px;
    color: #333;
    margin-bottom: 15px;
}
.intro-text p {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 20px;
}
.intro-text .btn {
    display: inline-block;
    padding: 10px 25px;
    background: #e74c3c;
    color: #fff;
    border-radius: 25px;
    font-size: 14px;
}
.intro-text .btn:hover {
    background: #c0392b;
}
.intro-stats {
    display: flex;
    gap: 20px;
}
.stat-item {
    text-align: center;
    background: #fff;
    padding: 25px 20px;
    border-radius: 12px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.05);
    min-width: 100px;
}
.stat-item .num {
    display: block;
    font-size: 32px;
    font-weight: bold;
    color: #e74c3c;
    line-height: 1.2;
}
.stat-item .label {
    display: block;
    font-size: 12px;
    color: #999;
    margin-top: 5px;
}
.quick-contact .back-to-top.show {
    display: flex;
}
.quick-contact .back-to-top {
    width: 45px;
    height: 45px;
    background: #e74c3c;
    color: #fff;
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    cursor: pointer;
    box-shadow: 0 3px 10px rgba(0,0,0,0.2);
    transition: background 0.3s;
}
.quick-contact .back-to-top:hover {
    background: #c0392b;
}

/* 汉堡菜单 */
.hamburger {
    display: none;
    width: 32px;
    height: 24px;
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer;
    margin-left: 15px;
    flex-shrink: 0;
}
.hamburger span {
    display: block;
    width: 100%;
    height: 3px;
    background: #e74c3c;
    border-radius: 2px;
    transition: all 0.3s;
}
.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}
.hamburger.active span:nth-child(2) {
    opacity: 0;
}
.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* 服务流程 */
.process-section {
    background: #fff;
    padding: 60px 0;
    border-bottom: 1px solid #eee;
}
.process-grid {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-top: 40px;
}
.process-step {
    background: #fff;
    padding: 30px 25px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 3px 15px rgba(0,0,0,0.05);
    flex: 1;
    max-width: 200px;
}
.process-step .step-num {
    font-size: 32px;
    font-weight: bold;
    color: #e74c3c;
    margin-bottom: 10px;
}
.process-step h3 {
    font-size: 16px;
    color: #333;
    margin-bottom: 8px;
}
.process-step p {
    font-size: 13px;
    color: #999;
    line-height: 1.5;
}
.process-arrow {
    font-size: 28px;
    color: #e74c3c;
    flex-shrink: 0;
}

/* 移动端导航 */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    .header .container {
        flex-wrap: wrap;
    }
    .nav {
        display: none;
        border-bottom: none;
        position: absolute;
        left: 0;
        right: 0;
        top: 100%;
        background: #fff;
        box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        z-index: 100;
    }
    .nav.open {
        display: flex;
    }
    .nav .container {
        justify-content: flex-start;
    }
    .nav-main {
        flex-direction: column;
        width: 100%;
    }
    .nav-main li {
        border-bottom: 1px solid #f0f0f0;
    }
    .nav-main li a {
        padding: 15px 20px;
        display: block;
    }
    /* 移动端下拉菜单：只有有子分类才显示箭头 */
    .has-dropdown.has-submenu > a::after {
        content: '▼';
        font-size: 10px;
        margin-left: 5px;
    }
    .has-dropdown.dropdown-open > a::after {
        content: '▲';
    }
    .dropdown {
        display: none;
        position: static;
        box-shadow: none;
        border-radius: 0;
    }
    .has-dropdown.dropdown-open .dropdown {
        display: block;
    }
    .dropdown a {
        padding-left: 35px;
        font-size: 13px;
    }
    /* 服务流程移动端 */
    .process-grid {
        flex-wrap: wrap;
        gap: 10px;
    }
    .process-step {
        width: 45%;
        min-width: 140px;
    }
    .process-arrow {
        display: none;
    }
    /* 公司简介移动端 */
    .intro-grid {
        flex-direction: column;
        gap: 20px;
    }
    .intro-stats {
        gap: 10px;
        justify-content: center;
    }
    .stat-item {
        padding: 15px 10px;
        min-width: 100px;
    }
    /* 移动端导航：去掉下拉菜单和箭头 */
    .has-dropdown.has-submenu > a::after,
    .has-dropdown.dropdown-open > a::after {
        display: none;
    }
    .dropdown {
        display: none !important;
    }
    /* 底部移动端适配 */
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-contact { grid-column: 1 / -1; }
    /* 联系我们的我们移动端适配 */
    .contact-info-card { flex-wrap: wrap; gap: 12px; }
    .contact-item { flex: 1 1 calc(50% - 6px); min-width: 0; }
    .contact-text { min-width: 0; }
    .contact-value { font-size: 13px; word-break: break-all; }
    /* 内容区防溢出 */
    .content-with-sidebar .container { overflow: hidden; max-width: 100%; }
}

/* ================================================
   顶部固定（Sticky Header）- 滚动时跟着走
   ================================================ */
.sticky-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

.page-header { background: #fff; }

/* SEO隐藏H1 */
.seo-h1 { position: absolute; left: -9999px; top: auto; width: 1px; height: 1px; overflow: hidden; }