:root{
--primary:#2b3fd6;
--primary-dark:#1a2aa0;
--primary-light:#5f75ff;
--accent:#ff7a2f;
--text:#1c2033;
--text-light:#5d6480;
--bg:#ffffff;
--bg-alt:#f4f6fc;
--border:#e2e6f2;
--shadow:0 6px 22px rgba(28,32,51,.08);
--radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
ul{list-style:none}
img{max-width:100%;display:block}
h1,h2,h3,h4{line-height:1.3;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 52px}
.section-title{font-size:34px;color:var(--text);margin-bottom:14px}
.section-subtitle{font-size:16px;color:var(--text-light)}
.grid{display:grid;gap:24px}
.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:20px;flex-wrap:wrap}
.flex-between{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.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(28,32,51,.13)}
.card-icon{width:52px;height:52px;border-radius:12px;background:linear-gradient(135deg,var(--primary-light),var(--primary));color:#fff;display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700;margin-bottom:18px}
.card-title{font-size:19px;margin-bottom:10px;color:var(--text)}
.card-text{font-size:15px;color:var(--text-light)}
.card-body{margin-top:8px}
.btn{display:inline-block;padding:13px 30px;border-radius:999px;font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:all .25s;text-align:center}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark)}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff}
.btn-sm{padding:9px 20px;font-size:14px}
.nav{position:fixed;top:0;left:0;width:100%;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid transparent;z-index:999;transition:box-shadow .3s,border-color .3s}
.nav.scrolled{box-shadow:0 4px 18px rgba(28,32,51,.1);border-bottom-color:var(--border)}
.nav-inner{max-width:1200px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.nav-logo{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:800;color:var(--primary)}
.nav-list{display:flex;align-items:center;gap:28px}
.nav-link{font-size:15px;color:var(--text);position:relative;transition:color .2s}
.nav-link:hover{color:var(--primary)}
.nav-cta{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--border);border-radius:10px;background:#fff;font-size:20px;cursor:pointer;color:var(--text)}
.hero{padding:150px 0 90px;background:radial-gradient(circle at 78% 18%,rgba(95,117,255,.22),transparent 45%),linear-gradient(160deg,#f6f8ff 0%,#eef2ff 100%)}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;text-align:center}
.hero-title{font-size:48px;margin-bottom:20px;color:var(--text)}
.hero-subtitle{font-size:18px;color:var(--text-light);max-width:760px;margin:0 auto 32px}
.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:56px}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;max-width:900px;margin:0 auto}
.hero-stat{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px 12px;box-shadow:var(--shadow)}
.hero-stat-num{font-size:28px;font-weight:800;color:var(--primary);display:block}
.hero-stat-label{font-size:14px;color:var(--text-light);margin-top:6px;display:block}
.timeline{position:relative;padding-left:28px;border-left:2px solid var(--border)}
.timeline-item{position:relative;padding-bottom:30px}
.timeline-dot{position:absolute;left:-37px;top:4px;width:14px;height:14px;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:18px 22px}
.timeline-date{font-size:13px;color:var(--accent);font-weight:700}
.timeline-title{font-size:17px;margin:6px 0 6px}
.timeline-text{font-size:15px;color:var(--text-light)}
.news-list{display:grid;gap:22px}
.news-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);transition:transform .3s}
.news-item:hover{transform:translateY(-4px)}
.news-meta{display:flex;align-items:center;gap:14px;margin-bottom:10px}
.news-date{font-size:13px;color:var(--text-light)}
.news-category{font-size:12px;background:rgba(43,63,214,.1);color:var(--primary);padding:3px 12px;border-radius:999px}
.news-title{font-size:20px;margin-bottom:10px}
.news-summary{font-size:15px;color:var(--text-light)}
.news-body{font-size:15px;color:var(--text-light);margin-top:12px}
.news-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.tag{font-size:12px;border:1px solid var(--border);color:var(--text-light);padding:3px 12px;border-radius:999px}
.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;margin-bottom:10px;color:var(--text)}
.faq-answer{font-size:15px;color:var(--text-light)}
.form-group{margin-bottom:20px}
.form-label{display:block;font-size:14px;font-weight:600;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 .2s}
.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary)}
.form-textarea{min-height:130px;resize:vertical}
.form-submit{margin-top:6px}
.form-tip{font-size:13px;color:var(--text-light);margin-top:10px}
.stat-item{text-align:center;padding:22px}
.stat-number{font-size:30px;font-weight:800;color:var(--primary);display:block}
.stat-label{font-size:14px;color:var(--text-light);margin-top:6px;display:block}
.progress{height:10px;background:var(--border);border-radius:999px;overflow:hidden;margin-top:10px}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary-light),var(--primary));border-radius:999px}
.bar-chart{display:flex;align-items:flex-end;gap:18px;height:220px;padding:20px;background:#fff;border:1px solid var(--border);border-radius:var(--radius)}
.bar-item{flex:1;display:flex;flex-direction:column;align-items:center;height:100%;justify-content:flex-end;gap:8px}
.bar-fill{width:100%;background:linear-gradient(180deg,var(--primary-light),var(--primary));border-radius:8px 8px 0 0;min-height:8px}
.bar-label{font-size:13px;color:var(--text-light)}
.badge{display:inline-block;font-size:12px;font-weight:600;color:var(--accent);border:1px solid var(--accent);border-radius:999px;padding:3px 12px}
.customer-card,.case-card,.honor-card,.benefit-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,.benefit-card:hover{transform:translateY(-4px)}
.partner-logo{display:flex;align-items:center;justify-content:center;height:90px;background:#fff;border:1px dashed var(--border);border-radius:var(--radius);font-size:14px;color:var(--text-light)}
.review-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.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:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px}
.region-card,.support-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.footer{background:#161b33;color:#c8cee6;padding:64px 0 26px}
.footer-inner{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px;max-width:1200px;margin:0 auto;padding:0 20px}
.footer-col h4,.footer-title{font-size:16px;color:#fff;margin-bottom:16px}
.footer-link{display:block;font-size:14px;color:#c8cee6;margin-bottom:10px;transition:color .2s}
.footer-link:hover{color:#fff}
.footer-info{font-size:14px;color:#c8cee6;line-height:2}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding:20px;text-align:center;font-size:13px;color:#9aa3c4}
@media (max-width:1200px){
.hero-title{font-size:42px}
}
@media (max-width:992px){
.grid-4{grid-template-columns:repeat(2,1fr)}
.hero-stats{grid-template-columns:repeat(2,1fr)}
.footer-inner{grid-template-columns:repeat(2,1fr)}
.nav-list{display:none}
.nav-toggle{display:block}
}
@media (max-width:768px){
.grid-3{grid-template-columns:repeat(2,1fr)}
.grid-2{grid-template-columns:1fr}
.section{padding:60px 0}
.section-title{font-size:27px}
.hero{padding:120px 0 70px}
.hero-title{font-size:32px}
}
@media (max-width:480px){
.grid-3,.grid-4,.hero-stats{grid-template-columns:1fr}
.hero-title{font-size:27px}
.hero-subtitle{font-size:16px}
.btn{width:100%}
.hero-actions .btn{width:auto}
}