/* ====== Reset & Base ====== */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Microsoft YaHei","PingFang SC","Helvetica Neue",sans-serif;color:#1e293b;background:#f8fafc;font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit;transition:color .2s}
ul{list-style:none}
img{display:block;max-width:100%}
input{outline:none;border:none}
button{cursor:pointer;border:none;background:none}

:root{
    --primary:#1e3a5f;
    --primary-dark:#152843;
    --primary-light:#2c5282;
    --accent:#2563eb;
    --accent-light:#3b82f6;
    --bg-light:#f8fafc;
    --bg-gray:#f1f5f9;
    --white:#fff;
    --text-dark:#1e293b;
    --text-mid:#475569;
    --text-light:#94a3b8;
    --border:#e2e8f0;
    --shadow-sm:0 1px 3px rgba(0,0,0,.08);
    --shadow-md:0 4px 12px rgba(0,0,0,.1);
    --shadow-lg:0 8px 24px rgba(0,0,0,.12);
    --radius:6px;
    --radius-lg:10px;
}

/* ====== Container ====== */
.container{max-width:1600px;margin:0 auto;padding:0 24px}

/* ====== Header ====== */
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.08)}
.header-top{padding:18px 0}
.header-container{display:flex;align-items:center;justify-content:space-between;gap:36px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-img{width:48px;height:48px;border-radius:var(--radius)}
.logo-text{font-size:24px;font-weight:700;color:var(--primary);letter-spacing:1px}

.search-box{
    display:flex;
    align-items:center;
    width:520px;
    max-width:520px;
    height:48px;
    border:2px solid var(--accent);
    border-radius:24px;
    overflow:hidden;
}
/* 关键新增：form开启flex */
.search-form{
    display:flex;
    width:100%;
    height:100%;
}
.search-input{
    flex:1;
    height:100%;
    padding:0 20px;
    font-size:15px;
    background:transparent;
}
.search-btn{
    display:flex;
    align-items:center;
    justify-content:center;
    width:64px;
    height:100%;
    background:var(--accent);
    color:#fff;
    flex-shrink:0;
}
.search-btn:hover{
    background:var(--accent-light);
}

.header-right{display:flex;align-items:center;gap:28px;flex-shrink:0}
.phone-box{display:flex;align-items:center;gap:8px;color:var(--primary);font-weight:700;font-size:22px}
.phone-box svg{color:var(--accent)}

/* ====== Nav ====== */
.main-nav{background:#fff;border-bottom:1px solid var(--border)}
.nav-list{display:flex;align-items:center;height:72px}
.nav-item{height:100%;position:relative}
.nav-item > a{display:flex;align-items:center;padding:0 40px;height:100%;color:var(--text-dark);font-size:17px;font-weight:500;transition:all .2s}
.nav-item > a:hover,.nav-item.active > a,.nav-item.has-dropdown:hover > a{color:var(--accent);background:var(--bg-gray)}
.nav-item.active > a{box-shadow:inset 0 -3px 0 var(--accent)}

/* Nav Dropdown */
.nav-dropdown{position:absolute;top:100%;left:0;min-width:220px;background:#fff;box-shadow:var(--shadow-lg);border-radius:0 0 var(--radius) var(--radius);display:none;z-index:100;max-height:420px;overflow-y:auto}
.nav-item.has-dropdown:hover .nav-dropdown{display:block}
.nav-dropdown li a{display:block;padding:13px 24px;color:var(--text-dark);font-size:14px;border-bottom:1px solid var(--border);white-space:nowrap}
.nav-dropdown li:last-child a{border-bottom:none}
.nav-dropdown li a:hover{background:var(--bg-gray);color:var(--accent)}

/* ====== Hero ====== */
.hero{margin-top:150px}
.hero-container{    display: flex;
    height: 700px;
    align-items: stretch;
    padding: 20px;
}

.hero-sidebar{width:280px;flex-shrink:0;background:var(--primary);position:relative;overflow-y:auto;overflow-x:hidden;-ms-overflow-style:none;scrollbar-width:none}
.hero-sidebar::-webkit-scrollbar{display:none}
.sidebar-menu{padding:8px 0}

.sidebar-item{position:relative}
.sidebar-text{display:flex;align-items:center;justify-content:space-between;padding:0 18px 0 22px;height:42px;color:rgba(255,255,255,.85);font-size:14px;cursor:pointer;transition:all .15s;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sidebar-text::before{content:"";display:inline-block;width:4px;height:4px;border-radius:50%;background:var(--accent-light);margin-right:10px;flex-shrink:0}
.sidebar-item:hover .sidebar-text,.sidebar-item.active .sidebar-text{background:var(--primary-light);color:#fff}
.sidebar-item.expanded .sidebar-text{background:var(--primary-light);color:#fff}

.sidebar-arrow{flex-shrink:0;transition:transform .25s;opacity:.6}
.sidebar-item.expanded .sidebar-arrow{transform:rotate(180deg);opacity:1}

.sidebar-sub{display:none;background:rgba(0,0,0,.18);padding:4px 0;border-left:3px solid var(--accent)}
.sidebar-item.expanded .sidebar-sub{display:block}
.sub-link{display:block;padding:8px 20px 8px 36px;font-size:13px;color:rgba(255,255,255,.65);transition:all .15s;white-space:nowrap}
.sub-link:hover{color:#fff;background:rgba(255,255,255,.06)}
.sub-link.active{color:#fff;background:var(--accent);font-weight:500}

.hero-banner{flex:1;position:relative;overflow:hidden;min-width:0}
.hero-img{width:100%;height:100%;object-fit:cover}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(30,58,95,.55) 0%,rgba(30,58,95,.15) 50%,transparent 100%);display:flex;flex-direction:column;justify-content:center;padding:0 64px}
.hero-title{font-size:44px;font-weight:700;color:#fff;margin-bottom:12px;text-shadow:0 2px 8px rgba(0,0,0,.2)}
.hero-subtitle{font-size:22px;color:rgba(255,255,255,.95);margin-bottom:36px;text-shadow:0 1px 4px rgba(0,0,0,.15)}
.hero-btn{display:inline-block;padding:14px 36px;background:var(--accent);color:#fff;border-radius:28px;font-size:16px;transition:all .2s;align-self:flex-start}
.hero-btn:hover{background:var(--accent-light);transform:translateY(-2px);box-shadow:0 4px 12px rgba(37,99,235,.4)}

/* Right: Quick Actions + News */
.hero-right{width:320px;flex-shrink:0;display:flex;flex-direction:column;background:#fff;border:1px solid var(--border);border-left:none}
.hero-actions{display:grid;grid-template-columns:1fr 1fr;gap:0;border-bottom:1px solid var(--border)}
.action-item{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:18px 10px;color:var(--text-mid);font-size:13px;text-align:center;transition:all .2s;border-right:1px solid var(--border);border-bottom:1px solid var(--border)}
.action-item:nth-child(2n){border-right:none}
.action-item:nth-child(5),.action-item:nth-child(6){border-bottom:none}
.action-item:hover{background:var(--bg-gray);color:var(--accent)}
.action-item svg{margin-bottom:8px}

/* News Section */
.news-section{flex:1;display:flex;flex-direction:column;min-height:0}
.news-tabs{display:flex;align-items:center;border-bottom:1px solid var(--border)}
.news-tab{padding:12px 14px;font-size:14px;color:var(--text-mid);cursor:pointer;white-space:nowrap;transition:all .15s;border-bottom:2px solid transparent;margin-bottom:-1px;display:flex;align-items:center}
.news-tab:hover{color:var(--accent)}
.news-tab.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}
.news-more{margin-left:auto;padding:12px 14px;font-size:13px;color:var(--text-light)}
.news-more:hover{color:var(--accent)}
.news-list{flex:1;padding:10px 14px;overflow-y:auto}
.news-list::-webkit-scrollbar{width:4px}
.news-list::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}
.news-list li{padding:6px 0}
.news-list li a{display:flex;align-items:flex-start;font-size:14px;color:var(--text-mid);line-height:1.5}
.news-list li a:hover{color:var(--accent)}
.news-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--text-light);margin-top:8px;margin-right:10px;flex-shrink:0}
.news-list li:hover .news-dot{background:var(--accent)}

/* ====== Hot Services ====== */
.hot-services{padding:56px 0;background:#fff}
.section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:36px}
.section-title{font-size:28px;font-weight:700;color:var(--text-dark);position:relative;padding-left:18px}
.section-title::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:5px;height:28px;background:var(--accent);border-radius:2px}
.section-more{font-size:15px;color:var(--text-light)}
.section-more:hover{color:var(--accent)}
.section-head-right{display:flex;align-items:center;gap:12px}

.hot-carousel{display:flex;align-items:center;gap:12px}
.carousel-btn{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;border:2px solid var(--border);color:var(--text-mid);flex-shrink:0;transition:all .2s}
.carousel-btn:hover{border-color:var(--accent);color:var(--accent);background:var(--bg-gray)}
.carousel-btn:disabled{opacity:.35;cursor:not-allowed}
.hot-carousel-viewport{flex:1;overflow:hidden}
.hot-carousel-track{display:flex;gap:20px;transition:transform .4s ease}
.hot-card{flex:0 0 calc((100% - 60px) / 4);background:#fff;border-radius:var(--radius-lg);overflow:hidden;transition:all .25s;display:flex;flex-direction:column;min-height:380px;position:relative}
.hot-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.hot-card-img{width:100%;flex:1;position:relative;overflow:hidden}
.hot-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.hot-card:hover .hot-card-img img{transform:scale(1.08)}
.hot-card-overlay{position:absolute;bottom:0;left:0;right:0;padding:22px 24px 20px;background:linear-gradient(to top,rgba(0,0,0,.75) 0%,rgba(0,0,0,.35) 70%,transparent 100%)}
.hot-card-overlay h3{font-size:18px;font-weight:600;color:#fff;margin-bottom:4px}
.hot-card-overlay p{font-size:13px;color:rgba(255,255,255,.75);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.hot-card-footer{padding:16px 24px;background:#cbcbcba3;display:flex;align-items:center;justify-content:space-between}
.hot-card-footer .hot-link{font-size:14px;color:#021551;;font-weight:500}
.hot-card-footer .hot-link:hover{text-decoration:underline}

.hot-carousel-dots{display:flex;gap:6px}
.hot-dot{width:8px;height:8px;border-radius:50%;background:var(--border);cursor:pointer;transition:all .2s}
.hot-dot.active{background:var(--accent);width:24px;border-radius:4px}

/* ====== Content Section ====== */
.content-section{padding:56px 0;background:var(--bg-light)}

/* Industry blocks */
.industry-block{margin-bottom:48px}
.industry-block:last-child{margin-bottom:0}
.block-title{font-size:20px;font-weight:600;color:var(--text-dark);margin-bottom:24px;padding-left:16px;position:relative}
.block-title::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:22px;background:var(--accent);border-radius:2px}

.card-grid{display:grid;gap:18px}
.industry-grid{grid-template-columns:repeat(5,1fr)}
.grid-card{background:#fff;border-radius:var(--radius);overflow:hidden;transition:all .25s;display:block}
.grid-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.grid-card-img{width:100%;aspect-ratio:4/3;overflow:hidden;background:var(--bg-gray)}
.grid-card-img img{width:100%;height:100%;object-fit:cover}
.grid-card-label{display:block;text-align:center;padding:14px 10px;font-size:14px;color:var(--text-dark);font-weight:500}
.grid-card:hover .grid-card-label{color:var(--accent)}

/* Service Section */
.service-banner{position:relative;height:260px;overflow:hidden;margin-bottom:40px;border-radius:var(--radius-lg)}
.service-banner-img{width:100%;height:100%;object-fit:cover}
.service-banner-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(30,58,95,.75) 0%,rgba(30,58,95,.25) 100%);display:flex;flex-direction:column;justify-content:center;padding:0 64px}
.service-banner-overlay h2{font-size:32px;color:#fff;font-weight:700;margin-bottom:10px}
.service-banner-overlay p{font-size:18px;color:rgba(255,255,255,.85)}

.service-layout{display:flex;gap:24px;align-items:flex-start}
.service-side{width:220px;flex-shrink:0;position:sticky;top:160px}
.service-side-title{font-size:18px;font-weight:600;color:#fff;background:var(--primary);padding:18px;text-align:center;border-radius:var(--radius) var(--radius) 0 0}
.service-side-menu{background:#fff;border:1px solid var(--border);border-top:none;border-radius:0 0 var(--radius) var(--radius)}
.service-side-menu li{padding:16px;font-size:15px;color:var(--text-mid);cursor:pointer;transition:all .15s;border-bottom:1px solid var(--border);text-align:center}
.service-side-menu li:last-child{border-bottom:none}
.service-side-menu li:hover{background:var(--bg-gray);color:var(--accent)}
.service-side-menu li.active{background:var(--accent);color:#fff;font-weight:500}

.service-content{flex:1;min-width:0}
.service-grid{grid-template-columns:repeat(4,1fr)}
.service-block{margin-bottom:48px}
.service-block:last-child{margin-bottom:0}

/* ====== Footer ====== */
.site-footer{background:#1a2536;color:rgba(255,255,255,.7);padding:64px 0 0}
.footer-top{display:flex;gap:48px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand{flex-shrink:0;width:280px;padding-bottom:12px}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:32px}
.footer-logo-img{width:48px;height:48px;border-radius:var(--radius)}
.footer-logo span{font-size:22px;font-weight:700;color:#fff}
.footer-desc{font-size:13px;color:rgba(255,255,255,.5);line-height:1.7;margin-bottom:24px}
.footer-features li{display:flex;align-items:center;gap:10px;padding:10px 0;font-size:14px;color:rgba(255,255,255,.6)}
.footer-features svg{color:var(--accent-light);flex-shrink:0}

.footer-nav{flex:1;display:grid;grid-template-columns:1fr 2fr 1fr 1fr;gap:24px}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px}
.footer-col a{display:block;padding:7px 0;font-size:14px;color:rgba(255,255,255,.6)}
.footer-col a:hover{color:var(--accent-light)}

.footer-col-wide h4{margin-bottom:16px}
.footer-industry-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.footer-industry-grid > div{display:flex;flex-direction:column}
.footer-industry-grid a{display:block;padding:6px 0;font-size:14px;color:rgba(255,255,255,.6)}
.footer-industry-grid a:hover{color:var(--accent-light)}

.footer-bottom{display:flex;align-items:center;justify-content:space-between;padding:22px 0;font-size:13px}
.footer-links{color:rgba(255,255,255,.5)}
.footer-links:hover{color:var(--accent-light)}
.copyright{color:rgba(255,255,255,.4)}

/* ====== Solution Page ====== */
.ep-breadcrumb{margin-top:150px;padding:16px 0;background:#fff;border-bottom:1px solid var(--border)}
.ep-breadcrumb a{color:var(--text-mid);font-size:14px}
.ep-breadcrumb a:hover{color:var(--accent)}
.ep-bc-sep{margin:0 8px;color:var(--text-light)}

.solu-page{padding:32px 0 56px;background:var(--bg-light)}
.solu-header{display:flex;gap:40px;margin-bottom:24px;align-items:stretch;background:#fff;padding:32px;border-radius:var(--radius-lg)}
.solu-content{flex:1;min-width:0;display:flex;flex-direction:column}
.solu-title{font-size:28px;font-weight:700;color:var(--text-dark);margin-bottom:20px}
.solu-desc{font-size:14px;color:var(--text-mid);line-height:1.8;margin-bottom:28px;flex:1}
.solu-quote-btn{display:inline-flex;align-items:center;gap:8px;padding:10px 28px;background:var(--accent);color:#fff;border-radius:var(--radius);font-size:15px;font-weight:500;transition:all .2s;align-self:flex-start}
.solu-quote-btn:hover{background:var(--accent-light);transform:translateY(-2px);box-shadow:0 4px 12px rgba(37,99,235,.3)}
.solu-image{width:420px;flex-shrink:0;overflow:hidden;border-radius:var(--radius-lg);max-height:320px}
.solu-image img{width:100%;height:100%;object-fit:cover}

.sub-tabs{display:flex;align-items:center;flex-wrap:nowrap;gap:0;margin-bottom:32px;border-bottom:2px solid var(--border);overflow-x:auto;-webkit-overflow-scrolling:touch}
.sub-tabs::-webkit-scrollbar{height:4px}
.sub-tabs::-webkit-scrollbar-track{background:var(--bg-gray)}
.sub-tabs::-webkit-scrollbar-thumb{background:var(--text-light);border-radius:2px}
.sub-tab{padding:14px 32px;font-size:16px;color:var(--text-mid);cursor:pointer;white-space:nowrap;transition:all .2s;border-bottom:2px solid transparent;margin-bottom:-2px}
.sub-tab:hover{color:var(--accent)}
.sub-tab.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}

.card-grid-wrap{display:none}
.card-grid-wrap.active{display:block}
.solu-grid{grid-template-columns:repeat(5,1fr)}
.grid-card-title{padding:12px 14px 6px;font-size:15px;font-weight:600;color:var(--text-dark)}
.grid-card:hover .grid-card-title{color:var(--accent)}
.grid-card-desc{padding:0 14px 14px;font-size:13px;color:var(--text-light);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

.float-consult{position:fixed;right:16px;top:50%;transform:translateY(-50%);z-index:999;display:flex;flex-direction:column;align-items:center;justify-content:center;width:56px;padding:18px 8px;background:var(--accent);color:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);transition:all .2s;gap:6px}
.float-consult:hover{background:var(--accent-light)}
.fc-text{font-size:13px;font-weight:500;writing-mode:vertical-rl;letter-spacing:3px}
.fc-status{font-size:10px;font-style:normal;opacity:.8}

/* ====== Page Banner ====== */
.page-banner{margin-top:150px;position:relative;height:300px;overflow:hidden}
.page-banner img{width:100%;height:100%;object-fit:cover}
.page-banner-overlay{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(135deg,rgba(30,58,95,.85),rgba(37,99,235,.7))}
.page-banner-overlay h1{font-size:38px;color:#fff;font-weight:700;margin-bottom:10px;letter-spacing:2px}
.page-banner-overlay p{font-size:17px;color:rgba(255,255,255,.8)}
.page-banner ~ .ep-breadcrumb{margin-top:0}

/* ====== News List Page ====== */
.news-list-page{padding:48px 0 64px;background:#fff}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
.news-card{display:flex;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:all .25s}
.news-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:var(--accent)}
.news-card-img{width:300px;flex-shrink:0;overflow:hidden;background:var(--bg-gray)}
.news-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.news-card:hover .news-card-img img{transform:scale(1.05)}
.news-card-body{padding:28px 30px;display:flex;flex-direction:column;flex:1}
.news-card-date{font-size:14px;color:var(--text-light);margin-bottom:10px}
.news-card-title{font-size:20px;font-weight:600;color:var(--text-dark);margin-bottom:12px;line-height:1.4;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.news-card:hover .news-card-title{color:var(--accent)}
.news-card-summary{font-size:14px;color:var(--text-mid);line-height:1.7;flex:1;overflow:hidden;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical}
.news-card-link{margin-top:16px;font-size:14px;color:var(--accent);font-weight:500}

/* ====== Pagination ====== */
.pagination{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:6px;text-align:center;margin-top:48px}
.pagination ul{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:6px;list-style:none;padding:0;margin:0}
.pagination li{list-style:none;display:inline-flex}
.pagination a,.pagination span{display:inline-flex;align-items:center;justify-content:center;min-width:42px;height:42px;padding:0 14px;border:1px solid var(--border);border-radius:var(--radius);color:var(--text-mid);font-size:15px;transition:all .2s}
.pagination a:hover{border-color:var(--accent);color:var(--accent)}
.pagination .current,.pagination .active span,.pagination .active{background:var(--accent);color:#fff;border-color:var(--accent)}

/* ====== News Detail Page ====== */
.news-detail{padding:48px 0 64px;background:#fff}
.article-wrap{max-width:1200px;margin:0 auto}
.article-header{margin-bottom:32px;padding-bottom:24px;border-bottom:1px solid var(--border)}
.article-title{font-size:34px;font-weight:700;color:var(--text-dark);line-height:1.4;margin-bottom:16px}
.article-meta{display:flex;align-items:center;gap:24px;font-size:14px;color:var(--text-light)}
.article-content{font-size:17px;color:var(--text-dark);line-height:1.9}
.article-content p{margin-bottom:20px}
.article-content img{max-width:100%;border-radius:var(--radius);margin:20px 0}
.article-content h2,.article-content h3{margin:28px 0 16px;color:var(--text-dark)}
.article-nav{display:flex;justify-content:space-between;gap:24px;margin-top:48px;padding:28px 32px;background:var(--bg-light);border-radius:var(--radius-lg)}
.article-nav-item{display:flex;flex-direction:column;gap:6px;max-width:48%;color:var(--text-mid);font-size:15px;transition:color .2s}
.article-nav-item:hover{color:var(--accent)}
.article-nav-right{text-align:right}
.article-nav-disabled{color:var(--text-light);cursor:default}
.article-nav-label{font-size:13px;color:var(--text-light)}
.article-nav-title{font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ====== Recommended News ====== */
.recommend-section{margin-top:56px;padding-top:40px;border-top:2px solid var(--border)}
.recommend-title{font-size:24px;font-weight:700;color:var(--text-dark);margin-bottom:24px}
.recommend-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.recommend-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:all .25s}
.recommend-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);border-color:var(--accent)}
.recommend-img{width:100%;aspect-ratio:16/9;overflow:hidden;background:var(--bg-gray)}
.recommend-img img{width:100%;height:100%;object-fit:cover}
.recommend-body{padding:16px 18px}
.recommend-body h4{font-size:15px;font-weight:600;color:var(--text-dark);margin-bottom:8px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.recommend-card:hover .recommend-body h4{color:var(--accent)}
.recommend-body span{font-size:13px;color:var(--text-light)}

/* ====== Contact Page ====== */
.contact-page{padding:48px 0 64px;background:#fff}
.contact-layout{display:grid;grid-template-columns:1fr 380px;gap:48px}
.inquiry-form-wrap{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:40px}
.form-title{font-size:28px;font-weight:700;color:var(--text-dark);margin-bottom:8px}
.form-subtitle{font-size:15px;color:var(--text-mid);margin-bottom:32px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.form-group{margin-bottom:20px}
.form-label{display:block;font-size:15px;font-weight:500;color:var(--text-dark);margin-bottom:8px}
.form-label .required{color:#e53e3e}
.form-input,.form-select,.form-textarea{width:100%;padding:13px 16px;border:2px solid var(--border);border-radius:var(--radius);font-size:15px;color:var(--text-dark);background:#fff;transition:border-color .2s;font-family:inherit}
.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--accent);outline:none}
.form-select{appearance:none;background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;background-size:14px}
.form-textarea{min-height:130px;resize:vertical}
.form-submit{display:inline-flex;align-items:center;justify-content:center;padding:14px 56px;background:var(--accent);color:#fff;border-radius:var(--radius);font-size:16px;font-weight:500;transition:all .2s;cursor:pointer}
.form-submit:hover{background:var(--accent-light);transform:translateY(-2px);box-shadow:0 4px 12px rgba(37,99,235,.3)}
.contact-info{background:var(--primary);color:#fff;padding:40px 36px;border-radius:var(--radius-lg)}
.contact-info h3{font-size:22px;font-weight:700;margin-bottom:28px}
.contact-info-item{display:flex;align-items:flex-start;gap:14px;margin-bottom:24px;font-size:15px;line-height:1.7}
.contact-info-item svg{flex-shrink:0;margin-top:3px;color:var(--accent-light)}
.contact-info-item strong{display:block;margin-bottom:4px;font-size:14px;color:rgba(255,255,255,.6);font-weight:400}

/* ====== About Page ====== */
.about-intro{padding:60px 0}
.about-intro-layout{display:flex;gap:56px;align-items:center}
.about-intro-text{flex:1}
.about-intro-text h2{font-size:30px;font-weight:700;color:var(--text-dark);margin-bottom:24px}
.about-intro-text p{font-size:16px;color:var(--text-mid);line-height:1.9;margin-bottom:16px}
.about-intro-img{width:500px;flex-shrink:0;border-radius:var(--radius-lg);overflow:hidden;aspect-ratio:4/3}
.about-intro-img img{width:100%;height:100%;object-fit:cover}
.about-section-title{text-align:center;font-size:30px;font-weight:700;color:var(--text-dark);margin-bottom:44px}
.about-culture{background:var(--bg-light);padding:60px 0}
.culture-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.culture-card{background:#fff;padding:40px 28px;border-radius:var(--radius-lg);text-align:center;box-shadow:var(--shadow-sm);transition:all .25s}
.culture-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.culture-icon{width:72px;height:72px;margin:0 auto 20px;display:flex;align-items:center;justify-content:center;background:var(--accent);color:#fff;border-radius:50%}
.culture-card h3{font-size:20px;font-weight:600;color:var(--text-dark);margin-bottom:12px}
.culture-card p{font-size:14px;color:var(--text-mid);line-height:1.7}
.about-timeline{padding:60px 0}
.timeline{max-width:800px;margin:0 auto;position:relative;padding-left:40px}
.timeline::before{content:"";position:absolute;left:12px;top:0;bottom:0;width:2px;background:var(--border)}
.timeline-item{position:relative;padding-bottom:36px}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{content:"";position:absolute;left:-34px;top:4px;width:16px;height:16px;background:var(--accent);border-radius:50%;border:3px solid #fff;box-shadow:0 0 0 2px var(--accent)}
.timeline-year{font-size:22px;font-weight:700;color:var(--accent);margin-bottom:6px}
.timeline-text{font-size:15px;color:var(--text-mid);line-height:1.7}
.about-qual{background:var(--bg-light);padding:60px 0}
.qual-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.qual-card{background:#fff;padding:24px;border-radius:var(--radius-lg);text-align:center;box-shadow:var(--shadow-sm);transition:all .25s}
.qual-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.qual-card-img{width:100%;aspect-ratio:3/4;overflow:hidden;border-radius:var(--radius);margin-bottom:16px;background:var(--bg-gray)}
.qual-card-img img{width:100%;height:100%;object-fit:cover}
.qual-card h3{font-size:17px;font-weight:600;color:var(--text-dark);margin-bottom:4px}
.qual-card p{font-size:13px;color:var(--text-light)}

/* ====== Service Detail Page ====== */
.service-detail{padding:48px 0 64px;background:#fff}
.service-detail-layout{display:grid;grid-template-columns:1fr 360px;gap:40px}
.service-detail-main{min-width:0}
.service-detail-header{margin-bottom:32px;padding-bottom:24px;border-bottom:1px solid var(--border)}
.service-detail-title{font-size:34px;font-weight:700;color:var(--text-dark);line-height:1.4;margin-bottom:16px}
.service-detail-meta{display:flex;align-items:center;gap:24px;font-size:14px;color:var(--text-light)}
.service-detail-meta span{display:flex;align-items:center;gap:6px}
.service-detail-content{font-size:17px;color:var(--text-dark);line-height:1.9}
.service-detail-content p{margin-bottom:20px}
.service-detail-content img{max-width:100%;border-radius:var(--radius);margin:20px 0}
.service-detail-content h2,.service-detail-content h3{margin:28px 0 16px;color:var(--text-dark)}
.service-detail-content ul,.service-detail-content ol{margin-bottom:20px;padding-left:24px}
.service-detail-content li{margin-bottom:8px}

/* Sidebar */
.service-detail-sidebar{position:sticky;top:200px;align-self:start}
.sidebar-box{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px;margin-bottom:24px}
.sidebar-title{font-size:18px;font-weight:600;color:var(--text-dark);margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--border)}
.hot-service-list{list-style:none}
.hot-service-list li{margin-bottom:14px}
.hot-service-list li:last-child{margin-bottom:0}
.hot-service-link{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;border-radius:var(--radius);color:var(--text-mid);font-size:15px;transition:all .2s}
.hot-service-link:hover{background:var(--bg-gray);color:var(--accent);padding-left:18px}
.hot-service-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;margin-right:8px}
.hot-service-link svg{flex-shrink:0;color:var(--text-light);transition:color .2s}
.hot-service-link:hover svg{color:var(--accent)}

.sidebar-contact{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;border:none}
.sidebar-contact .sidebar-title{color:#fff;border-bottom-color:rgba(255,255,255,.15)}
.sidebar-contact-text{font-size:14px;color:rgba(255,255,255,.8);margin-bottom:24px}
.sidebar-phone{display:flex;align-items:center;gap:12px;margin-bottom:24px}
.sidebar-phone svg{color:var(--accent-light)}
.sidebar-phone span{font-size:20px;font-weight:600;letter-spacing:1px}
.sidebar-contact-btn{display:block;width:100%;text-align:center;padding:14px 0;background:#fff;color:var(--primary);border-radius:var(--radius);font-size:16px;font-weight:500;transition:all .2s}
.sidebar-contact-btn:hover{background:var(--accent-light);color:#fff}

/* ====== Report Query Page (cx.html) ====== */
.cx-page{padding:64px 0 80px;background:linear-gradient(180deg,#f8fafc 0%,#eef2ff 100%);min-height:500px}
.cx-layout{display:grid;grid-template-columns:1fr 480px;gap:64px;align-items:center}
.cx-illustration{text-align:center}
.cx-svg{width:100%;max-width:500px;height:auto}
.cx-ill-title{font-size:26px;font-weight:700;color:var(--text-dark);margin:24px 0 12px}
.cx-ill-desc{font-size:16px;color:var(--text-mid);line-height:1.7;max-width:400px;margin:0 auto}
.cx-form-wrap{display:flex;justify-content:center}
.cx-form-card{background:#fff;border-radius:var(--radius-lg);padding:48px 44px;box-shadow:var(--shadow-lg);width:100%;max-width:440px}
.cx-form-title{font-size:30px;font-weight:700;color:var(--text-dark);text-align:center;margin-bottom:8px}
.cx-form-subtitle{font-size:15px;color:var(--text-mid);text-align:center;margin-bottom:36px}
.cx-form-group{margin-bottom:24px}
.cx-form-label{display:block;font-size:15px;font-weight:500;color:var(--text-dark);margin-bottom:10px}
.cx-optional{font-size:13px;color:var(--text-light);font-weight:400}
.cx-form-input{width:100%;padding:14px 18px;border:2px solid var(--border);border-radius:var(--radius);font-size:15px;color:var(--text-dark);background:#fff;transition:border-color .2s;font-family:inherit}
.cx-form-input:focus{border-color:var(--accent);outline:none}
.cx-form-input::placeholder{color:var(--text-light)}
.cx-form-submit{width:100%;padding:15px 0;background:var(--accent);color:#fff;border-radius:var(--radius);font-size:17px;font-weight:500;transition:all .2s;cursor:pointer}
.cx-form-submit:hover{background:var(--accent-light);transform:translateY(-2px);box-shadow:0 4px 12px rgba(37,99,235,.3)}
.cx-form-submit:disabled{opacity:.6;cursor:not-allowed;transform:none}
.cx-tips{margin-top:32px;padding:24px;background:var(--bg-light);border-radius:var(--radius)}
.cx-tips h4{font-size:15px;font-weight:600;color:var(--text-dark);margin-bottom:12px}
.cx-tips ul{list-style:none;padding:0}
.cx-tips li{position:relative;padding:6px 0 6px 18px;font-size:14px;color:var(--text-mid);line-height:1.6}
.cx-tips li::before{content:"";position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:50%;background:var(--accent)}

/* ====== Report Detail Page (cx-s.html) ====== */
.cx-s-layout{display:grid;grid-template-columns:1fr 440px;gap:48px;align-items:start}
.cx-s-detail{min-width:0}
.cx-s-card{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);overflow:hidden}
.cx-s-card-header{display:flex;align-items:center;justify-content:space-between;padding:28px 36px;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-light) 100%)}
.cx-s-card-header h2{font-size:22px;font-weight:700;color:#fff}
.cx-s-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 16px;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.3);border-radius:20px;font-size:14px;font-weight:500;color:#fff;backdrop-filter:blur(4px)}
.cx-s-badge::before{content:"";width:8px;height:8px;border-radius:50%;background:#34d399;box-shadow:0 0 8px rgba(52,211,153,.6)}
.cx-s-form{padding:32px 36px}
.cx-s-row{display:flex;align-items:flex-start;padding:14px 0;border-bottom:1px solid var(--border)}
.cx-s-row:last-child{border-bottom:none}
.cx-s-label{flex-shrink:0;width:100px;font-size:15px;font-weight:500;color:var(--text-mid);padding-top:2px}
.cx-s-value{flex:1;font-size:15px;color:var(--text-dark);line-height:1.6;word-break:break-all}
.cx-s-row-full{flex-direction:column;gap:10px;padding-top:20px}
.cx-s-row-full .cx-s-label{width:auto}
.cx-s-conclusion{padding:18px 20px;background:var(--bg-light);border-radius:var(--radius);border-left:4px solid var(--accent);font-size:15px;color:var(--text-dark);line-height:1.8}

/* ====== Back to Top ====== */
.back-to-top{position:fixed;right:24px;bottom:24px;z-index:999;width:48px;height:48px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transform:translateY(20px);transition:all .3s}
.back-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}
.back-to-top:hover{background:var(--accent-light);transform:translateY(-3px)}

/* ====== Responsive ====== */
@media(max-width:1600px){
    .hero-container{height:500px}
    .hero-overlay{padding:0 48px}
    .hero-title{font-size:38px}
    .hero-subtitle{font-size:20px}
}
@media(max-width:1400px){
    .container{max-width:100%}
    .hero-sidebar{width:240px}
    .hero-right{width:280px}
    .hero-title{font-size:34px}
    .hero-subtitle{font-size:18px}
    .hot-card{flex:0 0 calc((100% - 40px) / 3);min-height:340px}
    .industry-grid{grid-template-columns:repeat(4,1fr)}
    .service-grid{grid-template-columns:repeat(3,1fr)}
    .footer-nav{grid-template-columns:1fr 2fr 1fr 1fr}
    .solu-grid{grid-template-columns:repeat(4,1fr)}
    .solu-image{width:360px}
    .recommend-grid{grid-template-columns:repeat(3,1fr)}
    .about-intro-img{width:400px}
    .service-detail-layout{grid-template-columns:1fr 320px;gap:32px}
}
@media(max-width:992px){
    .header-container{flex-wrap:wrap;gap:14px}
    .search-box{order:3;width:100%;max-width:100%}
    .hero{margin-top:188px}
    .hero-container{height:auto;flex-direction:column}
    .hero-sidebar{width:100%;height:auto;max-height:400px}
    .hero-banner{height:360px}
    .hero-right{width:100%;border-left:1px solid var(--border);border-top:1px solid var(--border)}
    .hero-actions{grid-template-columns:repeat(3,1fr)}
    .action-item{border-bottom:1px solid var(--border) !important;border-right:1px solid var(--border) !important}
    .action-item:nth-child(3n){border-right:none !important}
    .action-item:nth-child(4),.action-item:nth-child(5),.action-item:nth-child(6){border-bottom:none !important}
    .news-section{border-top:1px solid var(--border)}
    .hot-card{flex:0 0 calc((100% - 20px) / 2);min-height:300px}
    .industry-grid{grid-template-columns:repeat(3,1fr)}
    .service-grid{grid-template-columns:repeat(2,1fr)}
    .service-layout{flex-direction:column}
    .service-side{width:100%;position:static}
    .service-side-menu{display:flex;flex-wrap:wrap}
    .service-side-menu li{flex:1;text-align:center;border-bottom:none;border-right:1px solid var(--border)}
    .footer-top{flex-direction:column}
    .footer-nav{grid-template-columns:1fr 1fr}
    .footer-col-wide{grid-column:span 2}
    .nav-dropdown{display:none !important}
    .ep-breadcrumb{margin-top:188px}
    .solu-header{flex-direction:column}
    .solu-image{width:100%;max-height:240px}
    .solu-grid{grid-template-columns:repeat(3,1fr)}
    .sub-tab{padding:12px 20px;font-size:14px}
    .news-grid{grid-template-columns:1fr}
    .contact-layout{grid-template-columns:1fr}
    .about-intro-layout{flex-direction:column}
    .about-intro-img{width:100%}
    .culture-grid{grid-template-columns:repeat(2,1fr)}
    .qual-grid{grid-template-columns:repeat(2,1fr)}
    .recommend-grid{grid-template-columns:repeat(2,1fr)}
    .page-banner{margin-top:188px;height:220px}
    .cx-layout{grid-template-columns:1fr;gap:40px}
    .cx-illustration{order:2}
    .cx-form-wrap{order:1}
    .cx-s-layout{grid-template-columns:1fr;gap:32px}
    .cx-form-wrap{order:1}
    .cx-s-detail{order:2}
}
@media(max-width:768px){
    .header-top{padding:10px 0}
    .header-container{gap:10px}
    .logo-img{width:36px;height:36px}
    .logo-text{font-size:18px}
    .search-box{height:40px}
    .header-right{gap:14px}
    .phone-box span{font-size:15px}
    .phone-box svg{width:16px;height:16px}
    .main-nav{overflow-x:auto;-webkit-overflow-scrolling:touch}
    .nav-list{height:56px}
    .nav-item > a{padding:0 18px;font-size:14px}
    .hero{margin-top:152px}
    .hero-banner{height:280px}
    .hero-overlay{padding:0 24px}
    .hero-title{font-size:26px}
    .hero-subtitle{font-size:15px;margin-bottom:20px}
    .hero-btn{padding:10px 22px;font-size:13px}
    .hero-actions{grid-template-columns:repeat(2,1fr)}
    .action-item{padding:12px 8px}
    .action-item svg{width:24px;height:24px}
    .action-item span{font-size:12px}
    .news-tab{padding:10px 12px;font-size:13px}
    .news-list li a{font-size:13px}
    .section-title{font-size:20px}
    .section-head{margin-bottom:20px}
    .hot-card{flex:0 0 100%;min-height:280px}
    .hot-icon{width:60px;height:60px}
    .industry-grid{grid-template-columns:repeat(2,1fr)}
    .service-grid{grid-template-columns:repeat(2,1fr)}
    .service-banner{height:180px}
    .service-banner-overlay{padding:0 24px}
    .service-banner-overlay h2{font-size:22px}
    .service-banner-overlay p{font-size:14px}
    .footer-nav{grid-template-columns:1fr}
    .footer-col-wide{grid-column:span 1}
    .footer-bottom{flex-direction:column;gap:10px;text-align:center}
    .carousel-btn{display:none}
    .block-title{font-size:17px}
    .ep-breadcrumb{margin-top:152px}
    .solu-title{font-size:22px}
    .solu-grid{grid-template-columns:repeat(2,1fr)}
    .sub-tab{padding:10px 16px;font-size:13px}
    .float-consult{width:48px;padding:14px 6px}
    .fc-text{font-size:12px}
    .page-banner{height:180px}
    .page-banner-overlay h1{font-size:26px}
    .page-banner-overlay p{font-size:14px}
    .news-card{flex-direction:column}
    .news-card-img{width:100%;aspect-ratio:16/9}
    .news-card-body{padding:20px}
    .form-row{grid-template-columns:1fr}
    .inquiry-form-wrap{padding:28px}
    .about-section-title{font-size:24px}
    .about-intro-text h2{font-size:24px}
    .article-title{font-size:24px}
    .article-content{font-size:15px}
    .article-nav{flex-direction:column;gap:16px}
    .article-nav-right{text-align:left}
    .service-detail-layout{grid-template-columns:1fr;gap:32px}
    .service-detail-sidebar{position:static;columns:1}
    .service-detail-title{font-size:24px}
    .service-detail-content{font-size:15px}
    .sidebar-box{padding:20px}
    .cx-form-card{padding:36px 28px}
    .cx-form-title{font-size:24px}
    .cx-page{padding:40px 0 56px}
    .cx-s-card-header{padding:22px 24px}
    .cx-s-form{padding:24px}
    .cx-s-label{width:84px;font-size:14px}
    .cx-s-value{font-size:14px}
}
@media(max-width:480px){
    .hero-banner{height:220px}
    .hero-title{font-size:20px}
    .hero-overlay{padding:0 18px}
    .hero-actions{grid-template-columns:repeat(3,1fr)}
    .action-item span{font-size:11px}
    .industry-grid{grid-template-columns:repeat(2,1fr)}
    .service-grid{grid-template-columns:1fr}
    .footer-industry-grid{grid-template-columns:1fr}
    .footer-brand{width:100%}
    .grid-card-label{font-size:13px;padding:10px 8px}
    .solu-grid{grid-template-columns:repeat(2,1fr)}
    .grid-card-title{font-size:14px}
    .grid-card-desc{font-size:12px}
    .float-consult{display:none}
    .page-banner{height:140px}
    .page-banner-overlay h1{font-size:20px}
    .recommend-grid{grid-template-columns:1fr}
    .culture-grid{grid-template-columns:1fr}
    .qual-grid{grid-template-columns:repeat(2,1fr)}
    .inquiry-form-wrap{padding:20px}
    .contact-info{padding:28px 20px}
    .service-detail-meta{flex-wrap:wrap;gap:12px}
    .sidebar-phone span{font-size:18px}
    .cx-form-card{padding:28px 20px}
    .cx-form-title{font-size:22px}
    .cx-svg{max-width:300px}
    .cx-s-card-header{padding:18px 20px}
    .cx-s-form{padding:20px}
    .cx-s-row{flex-direction:column;gap:4px}
    .cx-s-label{width:auto}
    .cx-s-conclusion{padding:14px 16px;font-size:14px}
}