:root{
--primary:#1f1f2e;
--primary-dark:#12121c;
--primary-light:#3a3a52;
--accent:#e2324b;
--text:#23232e;
--text-light:#6b6b7b;
--bg:#ffffff;
--bg-alt:#f5f5f9;
--border:#e4e4ee;
--shadow:0 4px 18px rgba(28,28,44,.08);
--radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
color:var(--text);
background:var(--bg);
line-height:1.75;
font-size:16px;
-webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit;transition:color .25s;}
ul{list-style:none;}
img{max-width:100%;display:block;}
h1,h2,h3,h4{line-height:1.35;font-weight:700;}
.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:30px;color:var(--primary);letter-spacing:.5px;}
.section-subtitle{margin-top:14px;color:var(--text-light);font-size:16px;}
.grid{display:grid;gap:24px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.flex{display:flex;align-items:center;gap:16px;}
.flex-between{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.card{
background:#fff;border-radius:var(--radius);padding:28px;
box-shadow:var(--shadow);border:1px solid var(--border);
transition:transform .3s,box-shadow .3s;
}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(28,28,44,.14);}
.card-icon{
width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;
background:var(--primary);color:#fff;font-size:20px;font-weight:700;margin-bottom:18px;
}
.card-title{font-size:19px;color:var(--primary);margin-bottom:10px;}
.card-text{color:var(--text-light);font-size:15px;}
.card-body{margin-top:14px;}
.btn{
display:inline-flex;align-items:center;justify-content:center;gap:8px;
padding:13px 30px;border-radius:999px;font-size:15px;font-weight:600;
border:2px solid transparent;cursor:pointer;transition:all .28s;white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent);}
.btn-primary:hover{background:#c42540;border-color:#c42540;transform:translateY(-2px);}
.btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.7);}
.btn-outline:hover{background:#fff;color:var(--primary);}
.btn-sm{padding:8px 18px;font-size:13px;}
.nav{
position:fixed;top:0;left:0;right:0;z-index:1000;
background:rgba(18,18,28,.92);backdrop-filter:blur(8px);
transition:box-shadow .3s,background .3s;
}
.nav.scrolled{box-shadow:0 6px 22px rgba(0,0,0,.28);background:rgba(18,18,28,.98);}
.nav-inner{
max-width:1200px;margin:0 auto;padding:0 20px;height:68px;
display:flex;align-items:center;justify-content:space-between;
}
.nav-logo{display:flex;align-items:center;gap:10px;color:#fff;font-size:19px;font-weight:700;letter-spacing:1px;}
.nav-logo span{display:inline-block;width:26px;height:26px;line-height:26px;text-align:center;background:var(--accent);border-radius:7px;font-size:14px;}
.nav-list{display:flex;align-items:center;gap:30px;}
.nav-link{color:rgba(255,255,255,.82);font-size:15px;position:relative;padding:4px 0;}
.nav-link:hover{color:#fff;}
.nav-link:hover::after{content:"";position:absolute;left:0;bottom:-2px;width:100%;height:2px;background:var(--accent);}
.nav-toggle{
display:none;background:none;border:none;cursor:pointer;padding:8px;
}
.nav-toggle span{display:block;width:22px;height:2px;background:#fff;margin:5px 0;border-radius:2px;}
.nav-cta{display:inline-flex;align-items:center;gap:8px;padding:9px 20px;border-radius:999px;background:var(--accent);color:#fff;font-size:14px;font-weight:600;}
.nav-cta:hover{background:#c42540;}
.hero{
position:relative;padding:150px 0 90px;
background:linear-gradient(135deg,#12121c 0%,#1f1f2e 55%,#2c2036 100%);
color:#fff;overflow:hidden;
}
.hero::before{
content:"";position:absolute;top:-120px;right:-120px;width:420px;height:420px;border-radius:50%;
background:radial-gradient(circle,rgba(226,50,75,.32),transparent 68%);
}
.hero-inner{position:relative;max-width:1200px;margin:0 auto;padding:0 20px;}
.hero-title{font-size:44px;letter-spacing:1px;max-width:820px;}
.hero-title em{font-style:normal;color:var(--accent);}
.hero-subtitle{margin-top:22px;font-size:17px;color:rgba(255,255,255,.78);max-width:680px;}
.hero-actions{margin-top:36px;display:flex;flex-wrap:wrap;gap:16px;}
.hero-stats{
margin-top:64px;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
border-top:1px solid rgba(255,255,255,.14);padding-top:36px;
}
.hero-stat{text-align:left;}
.hero-stat-num{font-size:30px;font-weight:700;color:#fff;}
.hero-stat-label{font-size:14px;color:rgba(255,255,255,.62);margin-top:4px;}
.timeline{position:relative;padding-left:28px;border-left:2px solid var(--border);}
.timeline-item{position:relative;padding-bottom:32px;}
.timeline-dot{position:absolute;left:-37px;top:6px;width:14px;height:14px;border-radius:50%;background:var(--accent);border:3px solid #fff;box-shadow:0 0 0 2px var(--accent);}
.timeline-content{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px 22px;}
.timeline-date{font-size:13px;color:var(--accent);font-weight:600;}
.timeline-title{font-size:17px;margin:6px 0 8px;color:var(--primary);}
.timeline-text{font-size:14px;color:var(--text-light);}
.news-list{display:grid;gap:18px;}
.news-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);}
.news-title{font-size:18px;color:var(--primary);margin-bottom:8px;}
.news-meta{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--text-light);margin-bottom:10px;}
.news-date{color:var(--text-light);}
.news-category{background:rgba(226,50,75,.1);color:var(--accent);padding:2px 12px;border-radius:999px;font-weight:600;}
.news-summary{color:var(--text-light);font-size:15px;}
.news-body{color:var(--text-light);font-size:15px;}
.news-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px;}
.tag{display:inline-block;font-size:12px;padding:4px 12px;border-radius:999px;background:var(--bg-alt);color:var(--text-light);border:1px solid var(--border);}
.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:17px;font-weight:700;color:var(--primary);display:flex;gap:10px;}
.faq-question::before{content:"Q";color:var(--accent);}
.faq-answer{margin-top:10px;color:var(--text-light);font-size:15px;padding-left:26px;}
.form-group{margin-bottom:20px;}
.form-label{display:block;font-size:14px;font-weight:600;color:var(--primary);margin-bottom:8px;}
.form-input,.form-select,.form-textarea{
width:100%;padding:12px 16px;border:1px solid var(--border);border-radius:10px;
font-size:15px;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(--accent);box-shadow:0 0 0 3px rgba(226,50,75,.12);}
.form-textarea{resize:vertical;min-height:120px;}
.form-submit{
display:inline-block;padding:13px 38px;border:none;border-radius:999px;background:var(--accent);color:#fff;
font-size:15px;font-weight:600;cursor:pointer;transition:background .25s,transform .25s;
}
.form-submit:hover{background:#c42540;transform:translateY(-2px);}
.form-tip{font-size:13px;color:var(--text-light);margin-top:10px;}
.stat-item{text-align:center;}
.stat-number{font-size:32px;font-weight:700;color:var(--accent);}
.stat-label{font-size:14px;color:var(--text-light);margin-top:4px;}
.progress{height:10px;background:var(--bg-alt);border-radius:999px;overflow:hidden;border:1px solid var(--border);}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:999px;}
.bar-chart{display:flex;align-items:flex-end;gap:20px;height:200px;padding-top:10px;}
.bar-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;}
.bar-fill{width:100%;max-width:52px;background:linear-gradient(180deg,var(--accent),var(--primary));border-radius:8px 8px 0 0;transition:height .4s;}
.bar-label{font-size:13px;color:var(--text-light);margin-top:10px;text-align:center;}
.badge{display:inline-block;font-size:12px;font-weight:600;padding:3px 12px;border-radius:999px;background:rgba(31,31,46,.08);color:var(--primary);}
.customer-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);}
.case-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);}
.honor-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;text-align:center;box-shadow:var(--shadow);}
.partner-logo{
display:flex;align-items:center;justify-content:center;min-height:82px;
background:#fff;border:1px dashed var(--border);border-radius:var(--radius);
color:var(--text-light);font-size:14px;
}
.review-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);}
.benefit-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);}
.step-list{display:grid;gap:20px;}
.step-item{display:flex;gap:18px;align-items:flex-start;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px 24px;box-shadow:var(--shadow);}
.step-number{
flex:0 0 40px;width:40px;height:40px;border-radius:50%;background:var(--primary);color:#fff;
display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;
}
.region-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);}
.support-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);}
.footer{background:var(--primary-dark);color:rgba(255,255,255,.72);padding:64px 0 0;font-size:14px;}
.footer-inner{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:36px;padding-bottom:48px;}
.footer-col{}
.footer-title{color:#fff;font-size:16px;font-weight:700;margin-bottom:18px;}
.footer-link{display:block;color:rgba(255,255,255,.68);margin-bottom:10px;font-size:14px;}
.footer-link:hover{color:var(--accent);}
.footer-info{line-height:2;font-size:14px;color:rgba(255,255,255,.68);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 0;font-size:13px;color:rgba(255,255,255,.5);text-align:center;}
@media (max-width:1200px){
.hero-title{font-size:38px;}
.grid-4{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:992px){
.grid-3{grid-template-columns:repeat(2,1fr);}
.footer-inner{grid-template-columns:1fr 1fr;}
.hero-stats{grid-template-columns:repeat(2,1fr);gap:28px;}
}
@media (max-width:768px){
.nav-list{
position:fixed;top:68px;left:0;right:0;background:rgba(18,18,28,.98);
flex-direction:column;gap:0;padding:10px 0;display:none;
}
.nav-list.active{display:flex;}
.nav-link{display:block;padding:12px 24px;width:100%;}
.nav-toggle{display:block;}
.nav-cta{display:none;}
.hero{padding:120px 0 70px;}
.hero-title{font-size:30px;}
.hero-subtitle{font-size:15px;}
.section{padding:56px 0;}
.section-title{font-size:24px;}
.grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
.footer-inner{grid-template-columns:1fr;gap:28px;}
.bar-chart{gap:12px;}
}
@media (max-width:480px){
.hero-title{font-size:25px;}
.hero-actions .btn{width:100%;}
.card{padding:22px;}
.hero-stat-num{font-size:24px;}
.footer{padding-top:48px;}
}