:root{
  --primary:#c8102e;
  --primary-dark:#9d0b23;
  --primary-light:#f4d5da;
  --accent:#f2a900;
  --text:#1c1c1e;
  --text-light:#6b6b70;
  --bg:#ffffff;
  --bg-alt:#f7f5f2;
  --border:#e6e2dd;
  --shadow:0 6px 24px rgba(28,28,30,.08);
  --radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:"Helvetica Neue","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.7;-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:2rem;font-weight:800;letter-spacing:.5px;position:relative;display:inline-block;padding-bottom:14px;}
.section-title::after{content:"";position:absolute;left:50%;bottom:0;transform:translateX(-50%);width:56px;height:4px;border-radius:2px;background:var(--primary);}
.section-subtitle{margin-top:14px;color:var(--text-light);font-size:1rem;}
.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;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 14px 34px rgba(28,28,30,.14);}
.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:1.4rem;font-weight:800;margin-bottom:18px;}
.card-title{font-size:1.15rem;font-weight:700;margin-bottom:10px;}
.card-text{color:var(--text-light);font-size:.95rem;}
.card-body{margin-top:10px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 30px;border-radius:999px;font-size:.98rem;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);}
.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:.88rem;}
.nav{position:fixed;top:0;left:0;width:100%;z-index:1000;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);transition:box-shadow .3s;}
.nav.scrolled{box-shadow:0 4px 20px rgba(28,28,30,.1);}
.nav-inner{max-width:1200px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.nav-logo{font-size:1.25rem;font-weight:800;color:var(--primary);letter-spacing:1px;display:flex;align-items:center;gap:8px;}
.nav-logo::before{content:"";width:10px;height:22px;border-radius:3px;background:linear-gradient(var(--primary),var(--accent));display:inline-block;}
.nav-list{display:flex;align-items:center;gap:28px;}
.nav-link{font-size:.95rem;font-weight:500;color:var(--text);position:relative;padding:4px 0;transition:color .25s;}
.nav-link:hover{color:var(--primary);}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--border);background:#fff;border-radius:10px;font-size:1.2rem;cursor:pointer;color:var(--text);}
.nav-cta{display:flex;align-items:center;gap:12px;}
.hero{padding:150px 0 90px;background:linear-gradient(135deg,#fff 0%,var(--bg-alt) 100%);position:relative;overflow:hidden;}
.hero::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,var(--primary-light),transparent 70%);opacity:.7;}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;position:relative;z-index:1;}
.hero-title{font-size:3rem;font-weight:900;line-height:1.25;letter-spacing:1px;margin-bottom:20px;}
.hero-title span{color:var(--primary);}
.hero-subtitle{font-size:1.15rem;color:var(--text-light);max-width:640px;margin-bottom:34px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:56px;}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;border-top:1px solid var(--border);padding-top:36px;}
.hero-stat-num{font-size:1.9rem;font-weight:900;color:var(--primary);}
.hero-stat-label{font-size:.9rem;color:var(--text-light);margin-top:4px;}
.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;padding-bottom:30px;}
.timeline-dot{position:absolute;left:-34px;top:4px;width:18px;height:18px;border-radius:50%;background:#fff;border:3px solid var(--primary);}
.timeline-content{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px 24px;}
.timeline-date{font-size:.85rem;color:var(--primary);font-weight:700;}
.timeline-title{font-size:1.05rem;font-weight:700;margin:6px 0;}
.timeline-text{color:var(--text-light);font-size:.93rem;}
.news-list{display:grid;gap:20px;}
.news-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:box-shadow .3s;}
.news-item:hover{box-shadow:var(--shadow);}
.news-title{font-size:1.1rem;font-weight:700;margin-bottom:8px;}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:10px;font-size:.85rem;}
.news-date{color:var(--text-light);}
.news-category{background:var(--primary-light);color:var(--primary-dark);padding:2px 10px;border-radius:999px;font-weight:600;}
.news-summary{color:var(--text-light);font-size:.94rem;}
.news-body{margin-top:10px;font-size:.93rem;color:var(--text-light);}
.news-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{background:var(--bg-alt);border:1px solid var(--border);color:var(--text-light);font-size:.8rem;padding:3px 10px;border-radius:999px;}
.faq-list{display:grid;gap:16px;max-width:860px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px 26px;}
.faq-question{font-size:1.05rem;font-weight:700;margin-bottom:10px;}
.faq-answer{color:var(--text-light);font-size:.94rem;}
.form-group{margin-bottom:20px;}
.form-label{display:block;font-size:.9rem;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:.95rem;font-family:inherit;color:var(--text);background:#fff;transition:border-color .25s;}
.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary);}
.form-textarea{min-height:130px;resize:vertical;}
.form-submit{padding:14px 36px;border:none;border-radius:999px;background:var(--primary);color:#fff;font-size:1rem;font-weight:600;cursor:pointer;transition:background .25s;}
.form-submit:hover{background:var(--primary-dark);}
.form-tip{font-size:.82rem;color:var(--text-light);margin-top:8px;}
.stat-item{text-align:center;}
.stat-number{font-size:2rem;font-weight:900;color:var(--primary);}
.stat-label{font-size:.9rem;color:var(--text-light);margin-top:6px;}
.progress{height:10px;background:var(--bg-alt);border-radius:999px;overflow:hidden;margin-top:10px;}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:999px;}
.bar-chart{display:flex;align-items:flex-end;gap:18px;height:220px;}
.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(--accent));}
.bar-label{font-size:.82rem;color:var(--text-light);margin-top:10px;}
.badge{display:inline-block;background:var(--primary);color:#fff;font-size:.75rem;font-weight:700;padding:3px 10px;border-radius:999px;}
.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 34px rgba(28,28,30,.14);}
.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:.9rem;background:#fff;}
.step-list{display:grid;gap:20px;}
.step-item{display:flex;gap:18px;align-items:flex-start;}
.step-number{flex-shrink:0;width:44px;height:44px;border-radius:50%;background:var(--primary);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;}
.footer{background:#1c1c1e;color:#d8d5d0;padding:64px 0 0;}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 20px;display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:40px;}
.footer-col{font-size:.9rem;}
.footer-title{font-size:1rem;font-weight:700;color:#fff;margin-bottom:18px;}
.footer-link{display:block;color:#a9a5a0;margin-bottom:10px;transition:color .25s;}
.footer-link:hover{color:var(--accent);}
.footer-info{color:#a9a5a0;line-height:2;}
.footer-bottom{border-top:1px solid #333;margin-top:48px;padding:22px 20px;text-align:center;font-size:.85rem;color:#8a8681;}
@media(max-width:1200px){
  .hero-title{font-size:2.6rem;}
}
@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;}
  .nav-list{display:none;}
  .nav-toggle{display:block;}
  .nav-cta .btn{display:none;}
}
@media(max-width:768px){
  .section{padding:56px 0;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .hero{padding:120px 0 64px;}
  .hero-title{font-size:2rem;}
  .section-title{font-size:1.6rem;}
  .bar-chart{height:170px;}
}
@media(max-width:480px){
  .container{padding:0 16px;}
  .hero-title{font-size:1.7rem;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .btn{width:100%;}
  .footer-inner{grid-template-columns:1fr;}
  .hero-stat-num{font-size:1.5rem;}
}