:root{
--primary:#1c6ef2;
--primary-dark:#1450b3;
--primary-light:#e8f1ff;
--accent:#ff7a45;
--text:#1f2530;
--text-light:#64707f;
--bg:#ffffff;
--bg-alt:#f5f8fc;
--border:#e3e9f2;
--shadow:0 6px 24px rgba(24,45,80,.08);
--radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",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}
.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:32px;font-weight:700;letter-spacing:.5px;margin-bottom:14px;color:var(--text)}
.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;align-items:center;gap:16px}
.flex-between{display:flex;align-items:center;justify-content:space-between}
.card{background:#fff;border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s;border:1px solid var(--border)}
.card:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(24,45,80,.13)}
.card-icon{width:52px;height:52px;border-radius:12px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;margin-bottom:18px}
.card-title{font-size:19px;font-weight:700;margin-bottom:10px;color:var(--text)}
.card-text{font-size:15px;color:var(--text-light);line-height:1.75}
.card-body{margin-top:8px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 30px;border-radius:999px;font-size:16px;font-weight:600;cursor:pointer;border:2px solid transparent;transition:all .25s;white-space:nowrap}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 10px 22px rgba(28,110,242,.28)}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-outline:hover{background:var(--primary-light)}
.btn-sm{padding:8px 18px;font-size:14px}
.nav{position:fixed;top:0;left:0;width:100%;z-index:1000;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:box-shadow .3s,border-color .3s}
.nav.scrolled{box-shadow:0 4px 20px rgba(24,45,80,.1);border-color:var(--border)}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 20px;height:72px;display:flex;align-items:center;justify-content:space-between}
.nav-logo{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:800;color:var(--primary);letter-spacing:.5px}
.nav-logo span{color:var(--text)}
.nav-list{display:flex;align-items:center;gap:34px}
.nav-link{font-size:15.5px;font-weight:500;color:var(--text);position:relative;transition:color .2s}
.nav-link:hover{color:var(--primary)}
.nav-link::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--primary);transition:width .25s}
.nav-link:hover::after{width:100%}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--border);border-radius:10px;background:#fff;font-size:20px;color:var(--text);cursor:pointer;align-items:center;justify-content:center}
.nav-cta{display:inline-flex}
.hero{padding:150px 0 90px;background:linear-gradient(160deg,#f0f6ff 0%,#ffffff 60%);position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-160px;top:-120px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(28,110,242,.14),transparent 68%)}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;position:relative;z-index:2;text-align:center}
.hero-title{font-size:48px;line-height:1.25;font-weight:800;letter-spacing:1px;margin-bottom:20px;color:var(--text)}
.hero-title em{font-style:normal;color:var(--primary)}
.hero-subtitle{font-size:18px;color:var(--text-light);max-width:720px;margin:0 auto 34px;line-height:1.8}
.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);line-height:1.2}
.hero-stat-label{font-size:14px;color:var(--text-light);margin-top:6px}
.timeline{position:relative;padding-left:30px}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:var(--border)}
.timeline-item{position:relative;padding-bottom:30px}
.timeline-dot{position:absolute;left:-30px;top:6px;width:18px;height:18px;border-radius:50%;background:#fff;border:3px solid var(--primary)}
.timeline-content{padding-left:6px}
.timeline-date{font-size:13px;color:var(--primary);font-weight:700;letter-spacing:.5px}
.timeline-title{font-size:17px;font-weight:700;margin:4px 0 6px}
.timeline-text{font-size:15px;color:var(--text-light)}
.news-list{display:grid;gap:20px}
.news-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s}
.news-item:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(24,45,80,.12)}
.news-title{font-size:18px;font-weight:700;margin-bottom:8px}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:10px;font-size:13px;color:var(--text-light)}
.news-date{color:var(--text-light)}
.news-category{background:var(--primary-light);color:var(--primary);padding:2px 10px;border-radius:999px;font-weight:600;font-size:12px}
.news-summary{font-size:15px;color:var(--text-light)}
.news-body{margin-top:10px;font-size:15px;color:var(--text-light)}
.news-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{display:inline-block;padding:4px 12px;border-radius:999px;background:var(--bg-alt);border:1px solid var(--border);font-size:12.5px;color:var(--text-light)}
.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(--text);margin-bottom:10px}
.faq-answer{font-size:15px;color:var(--text-light);line-height:1.8}
.form-group{margin-bottom:20px}
.form-label{display:block;font-size:14.5px;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;outline:none;transition:border-color .2s,box-shadow .2s}
.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(28,110,242,.13)}
.form-textarea{min-height:130px;resize:vertical}
.form-submit{display:inline-flex;align-items:center;justify-content:center;padding:14px 40px;border:none;border-radius:999px;background:var(--primary);color:#fff;font-size:16px;font-weight:600;cursor:pointer;transition:background .25s,transform .25s}
.form-submit:hover{background:var(--primary-dark);transform:translateY(-2px)}
.form-tip{font-size:13px;color:var(--text-light);margin-top:10px}
.stat-item{text-align:center}
.stat-number{font-size:34px;font-weight:800;color:var(--primary);line-height:1.2}
.stat-label{font-size:14.5px;color:var(--text-light);margin-top:6px}
.progress{height:10px;border-radius:999px;background:var(--bg-alt);overflow:hidden;margin-top:10px}
.progress-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--accent))}
.bar-chart{display:flex;align-items:flex-end;gap:22px;height:220px;padding:0 10px}
.bar-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%}
.bar-fill{width:100%;border-radius:8px 8px 0 0;background:linear-gradient(180deg,var(--primary),var(--primary-dark));min-height:8px}
.bar-label{font-size:13px;color:var(--text-light);margin-top:10px}
.badge{display:inline-block;padding:4px 12px;border-radius:999px;background:var(--accent);color:#fff;font-size:12px;font-weight:600}
.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,box-shadow .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);box-shadow:0 14px 32px rgba(24,45,80,.12)}
.partner-logo{height:70px;border:1px dashed var(--border);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;color:var(--text-light);font-size:14px;background:#fff}
.step-list{display:grid;gap:22px}
.step-item{display:flex;gap:18px;align-items:flex-start}
.step-number{flex:none;width:44px;height:44px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px}
.footer{background:#101827;color:#9fb0c6;padding:60px 0 26px;font-size:14.5px}
.footer-inner{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:34px;margin-bottom:40px}
.footer-title{color:#fff;font-size:16px;font-weight:700;margin-bottom:16px}
.footer-link{display:block;color:#9fb0c6;margin-bottom:10px;transition:color .2s}
.footer-link:hover{color:#fff}
.footer-info{line-height:2}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:22px;text-align:center;font-size:13.5px;color:#7d8 da6}
@media (max-width:1200px){.hero-title{font-size:42px}}
@media (max-width:992px){
.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
.hero-stats{grid-template-columns:repeat(2,1fr)}
.footer-inner{grid-template-columns:1fr 1fr}
.nav-list{gap:22px}
}
@media (max-width:768px){
.nav-list{display:none}
.nav-toggle{display:flex}
.nav-cta{display:none}
.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
.hero{padding:120px 0 70px}
.hero-title{font-size:32px}
.hero-subtitle{font-size:16px}
.section{padding:56px 0}
.section-title{font-size:25px}
.bar-chart{gap:12px;height:180px}
.footer-inner{grid-template-columns:1fr}
}
@media (max-width:480px){
.container{padding:0 16px}
.hero-title{font-size:26px}
.hero-actions{flex-direction:column}
.btn{width:100%}
.hero-stats{grid-template-columns:1fr 1fr}
.hero-stat-num{font-size:22px}
.card{padding:22px}
}