:root{
--primary:#1b3a6b;
--primary-dark:#12294c;
--primary-light:#2f5da3;
--accent:#e8a33d;
--text:#1f2733;
--text-light:#5d6b7e;
--bg:#ffffff;
--bg-alt:#f4f6fa;
--border:#e2e7ef;
--shadow:0 6px 22px rgba(22,41,76,.08);
--radius:12px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
margin:0;
font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB",Arial,sans-serif;
font-size:16px;
line-height:1.75;
color:var(--text);
background:var(--bg);
-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0 0 14px;line-height:1.35;font-weight:700;}
h1{font-size:2.4rem;}
h2{font-size:2rem;}
h3{font-size:1.2rem;}
p{margin:0 0 14px;}
a{color:var(--primary);text-decoration:none;transition:color .25s;}
a:hover{color:var(--primary-light);}
ul{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;}
.container{max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:80px 0;}
.section-alt{background:var(--bg-alt);}
.section-header{text-align:center;max-width:760px;margin:0 auto 48px;}
.section-title{font-size:2rem;margin-bottom:14px;}
.section-subtitle{color:var(--text-light);font-size:1.02rem;margin:0;}
.grid{display:grid;gap:26px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.flex{display:flex;gap:18px;align-items:center;}
.flex-between{display:flex;gap:18px;align-items:center;justify-content:space-between;}
.card{
background:#fff;
border:1px solid var(--border);
border-radius:var(--radius);
padding:28px;
box-shadow:var(--shadow);
transition:transform .3s,box-shadow .3s;
}
.card:hover{transform:translateY(-4px);box-shadow:0 14px 32px rgba(22,41,76,.14);}
.card-icon{
width:52px;height:52px;border-radius:12px;
display:flex;align-items:center;justify-content:center;
background:rgba(47,93,163,.1);color:var(--primary);
font-size:1.4rem;font-weight:700;margin-bottom:16px;
}
.card-title{font-size:1.12rem;margin-bottom:10px;color:var(--primary-dark);}
.card-text{color:var(--text-light);font-size:.95rem;margin:0;}
.card-body{margin-top:12px;}
.btn{
display:inline-block;padding:13px 30px;border-radius:999px;
font-size:.98rem;font-weight:700;cursor:pointer;border:2px solid transparent;
transition:background .25s,color .25s,border-color .25s,transform .25s;
text-align:center;
}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);}
.btn-outline{border-color:var(--primary);color:var(--primary);background:transparent;}
.btn-outline:hover{background:var(--primary);color:#fff;}
.btn-sm{padding:8px 18px;font-size:.88rem;}
.badge{
display:inline-block;padding:3px 12px;border-radius:999px;
font-size:.78rem;background:rgba(232,163,61,.16);color:#a06812;font-weight:700;
}
.tag{
display:inline-block;padding:3px 11px;border-radius:6px;
font-size:.78rem;background:var(--bg-alt);color:var(--text-light);
border:1px solid var(--border);margin:0 6px 6px 0;
}
.nav{
position:fixed;top:0;left:0;right:0;z-index:999;
background:rgba(255,255,255,.96);
border-bottom:1px solid var(--border);
transition:box-shadow .3s,background .3s;
}
.nav.scrolled{box-shadow:0 4px 20px rgba(22,41,76,.1);}
.nav-inner{
display:flex;align-items:center;justify-content:space-between;
height:70px;
}
.nav-logo{font-size:1.28rem;font-weight:800;color:var(--primary);letter-spacing:.5px;}
.nav-logo span{color:var(--accent);}
.nav-list{display:flex;gap:26px;align-items:center;}
.nav-link{font-size:.95rem;color:var(--text);font-weight:600;position:relative;}
.nav-link:hover{color:var(--primary);}
.nav-toggle{
display:none;background:none;border:none;font-size:1.5rem;
color:var(--primary);cursor:pointer;padding:6px 10px;
}
.nav-cta{padding:10px 22px;border-radius:999px;background:var(--primary);color:#fff;font-size:.9rem;font-weight:700;}
.nav-cta:hover{background:var(--primary-dark);color:#fff;}
.hero{
padding:140px 0 80px;
background:linear-gradient(160deg,#f7f9fc 0%,#eaf0f9 100%);
border-bottom:1px solid var(--border);
}
.hero-inner{max-width:900px;margin:0 auto;text-align:center;}
.hero-title{font-size:2.9rem;color:var(--primary-dark);margin-bottom:20px;letter-spacing:1px;}
.hero-subtitle{font-size:1.1rem;color:var(--text-light);max-width:720px;margin:0 auto 32px;}
.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:52px;}
.hero-stats{
display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
background:#fff;border:1px solid var(--border);border-radius:var(--radius);
padding:30px 20px;box-shadow:var(--shadow);
}
.hero-stat{text-align:center;}
.hero-stat-num{font-size:1.75rem;font-weight:800;color:var(--primary);display:block;margin-bottom:4px;}
.hero-stat-label{font-size:.86rem;color:var(--text-light);}
.timeline{position:relative;padding-left:34px;}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:var(--border);}
.timeline-item{position:relative;margin-bottom:32px;}
.timeline-dot{
position:absolute;left:-34px;top:6px;width:16px;height:16px;border-radius:50%;
background:var(--primary);border:3px solid #fff;box-shadow:0 0 0 2px var(--primary-light);
}
.timeline-content{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px 24px;box-shadow:var(--shadow);}
.timeline-date{font-size:.82rem;color:var(--accent);font-weight:700;display:block;margin-bottom:6px;}
.timeline-title{font-size:1.05rem;margin-bottom:8px;color:var(--primary-dark);}
.timeline-text{color:var(--text-light);font-size:.93rem;margin:0;}
.news-list{display:grid;gap:22px;}
.news-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);transition:transform .3s;}
.news-item:hover{transform:translateY(-3px);}
.news-title{font-size:1.1rem;color:var(--primary-dark);margin-bottom:10px;}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:12px;font-size:.82rem;color:var(--text-light);}
.news-date{color:var(--text-light);}
.news-category{background:rgba(47,93,163,.1);color:var(--primary);padding:2px 10px;border-radius:999px;font-weight:700;}
.news-summary{color:var(--text-light);font-size:.94rem;margin:0;}
.news-body{color:var(--text-light);font-size:.94rem;}
.news-body p{margin:0 0 10px;}
.news-tags{margin-top:14px;}
.faq-list{display:grid;gap:16px;max-width:900px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px 26px;box-shadow:var(--shadow);}
.faq-question{font-size:1.02rem;font-weight:700;color:var(--primary-dark);margin-bottom:10px;}
.faq-answer{color:var(--text-light);font-size:.94rem;margin:0;}
.form-group{margin-bottom:20px;}
.form-label{display:block;font-size:.92rem;font-weight:700;margin-bottom:8px;color:var(--primary-dark);}
.form-input,.form-select,.form-textarea{
width:100%;padding:12px 16px;border:1px solid var(--border);border-radius:10px;
font-size:.95rem;font-family:inherit;color:var(--text);background:#fff;transition:border-color .25s,box-shadow .25s;
}
.form-input:focus,.form-select:focus,.form-textarea:focus{
outline:none;border-color:var(--primary-light);box-shadow:0 0 0 3px rgba(47,93,163,.12);
}
.form-textarea{min-height:130px;resize:vertical;}
.form-submit{
width:100%;padding:14px;border:none;border-radius:10px;background:var(--primary);color:#fff;
font-size:1rem;font-weight:700;cursor:pointer;font-family:inherit;transition:background .25s;
}
.form-submit:hover{background:var(--primary-dark);}
.form-tip{font-size:.82rem;color:var(--text-light);margin-top:10px;}
.stat-item{text-align:center;padding:20px;}
.stat-number{font-size:1.8rem;font-weight:800;color:var(--primary);display:block;}
.stat-label{font-size:.88rem;color:var(--text-light);}
.progress{height:10px;background:var(--bg-alt);border-radius:999px;overflow:hidden;margin:10px 0;}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary-light),var(--accent));border-radius:999px;}
.bar-chart{display:flex;align-items:flex-end;gap:22px;height:220px;padding:20px 10px 0;border-bottom:1px solid var(--border);}
.bar-item{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;height:100%;}
.bar-fill{width:100%;max-width:56px;background:linear-gradient(180deg,var(--primary-light),var(--primary));border-radius:8px 8px 0 0;}
.bar-label{font-size:.82rem;color:var(--text-light);margin-top:10px;text-align:center;}
.customer-card,.case-card,.honor-card,.review-card,.benefit-card,.region-card,.support-card{
background:#fff;border:1px solid var(--border);border-radius:var(--radius);
padding:26px;box-shadow:var(--shadow);transition:transform .3s;
}
.customer-card:hover,.case-card:hover,.honor-card:hover,.review-card:hover,
.benefit-card:hover,.region-card:hover,.support-card:hover{transform:translateY(-4px);}
.partner-logo{
display:flex;align-items:center;justify-content:center;height:76px;
background:#fff;border:1px dashed var(--border);border-radius:var(--radius);
color:var(--text-light);font-size:.86rem;letter-spacing:1px;
}
.step-list{display:grid;gap:22px;}
.step-item{display:flex;gap:20px;align-items:flex-start;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);}
.step-number{
flex:0 0 46px;width:46px;height:46px;border-radius:50%;
background:rgba(47,93,163,.1);color:var(--primary);
display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.1rem;
}
.footer{background:var(--primary-dark);color:rgba(255,255,255,.78);padding:64px 0 0;}
.footer-inner{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;}
.footer-col{min-width:0;}
.footer-title{font-size:1rem;color:#fff;margin-bottom:18px;font-weight:700;}
.footer-link{display:block;color:rgba(255,255,255,.72);font-size:.9rem;margin-bottom:10px;}
.footer-link:hover{color:var(--accent);}
.footer-info{font-size:.9rem;color:rgba(255,255,255,.72);margin:0 0 10px;word-break:break-all;}
.footer-bottom{
border-top:1px solid rgba(255,255,255,.14);
margin-top:44px;padding:22px 0;text-align:center;
font-size:.84rem;color:rgba(255,255,255,.62);
}
@media (max-width:1200px){
.hero-title{font-size:2.5rem;}
}
@media (max-width:992px){
.grid-4{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(2,1fr);}
.hero-stats{grid-template-columns:repeat(2,1fr);}
.footer-inner{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
.nav-toggle{display:block;}
.nav-list{
position:absolute;top:70px;left:0;right:0;background:#fff;
flex-direction:column;gap:0;padding:12px 0;
border-bottom:1px solid var(--border);box-shadow:0 12px 24px rgba(22,41,76,.1);
display:none;
}
.nav-list.active{display:flex;}
.nav-list li{width:100%;text-align:center;}
.nav-link{display:block;padding:13px 0;}
.nav-cta{display:none;}
.hero{padding:120px 0 64px;}
.hero-title{font-size:2rem;}
.hero-subtitle{font-size:1rem;}
.section{padding:60px 0;}
.section-title{font-size:1.6rem;}
.grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
}
@media (max-width:480px){
.hero-stats{grid-template-columns:1fr;}
.hero-actions{flex-direction:column;}
.btn{width:100%;}
.footer-inner{grid-template-columns:1fr;}
}