:root{
  --primary:#e8590c;
  --primary-dark:#b8430a;
  --primary-light:#fff0e6;
  --accent:#f7b731;
  --text:#22262b;
  --text-light:#6b7280;
  --bg:#ffffff;
  --bg-alt:#f7f8fa;
  --border:#e6e8ec;
  --shadow:0 4px 18px rgba(20,26,40,.08);
  --radius:14px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;font-size:16px;line-height:1.75;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;}
a{text-decoration:none;color:inherit;}
ul,ol{list-style:none;}
img{max-width:100%;display:block;}
button{font-family:inherit;cursor:pointer;}
.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:2rem;line-height:1.35;font-weight:700;letter-spacing:.5px;}
.section-subtitle{margin-top:14px;color:var(--text-light);font-size:1.02rem;}
.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;}
.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 12px 28px rgba(20,26,40,.12);}
.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:1.5rem;font-weight:700;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:14px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:999px;font-size:.98rem;font-weight:600;border:2px solid transparent;transition:background .25s,color .25s,border-color .25s,transform .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-light);}
.btn-sm{padding:8px 18px;font-size:.86rem;}
.nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:box-shadow .3s,border-color .3s;}
.nav.scrolled{box-shadow:0 6px 20px rgba(20,26,40,.1);border-bottom-color:var(--border);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:70px;max-width:1200px;margin:0 auto;padding:0 20px;}
.nav-logo{display:flex;align-items:center;gap:10px;font-size:1.2rem;font-weight:800;color:var(--text);letter-spacing:.5px;}
.nav-logo span{color:var(--primary);}
.nav-list{display:flex;align-items:center;gap:28px;}
.nav-link{font-size:.95rem;color:var(--text-light);font-weight:500;transition:color .2s;position:relative;}
.nav-link:hover{color:var(--primary);}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--text);font-size:1.2rem;align-items:center;justify-content:center;}
.nav-cta{display:inline-flex;align-items:center;padding:10px 22px;border-radius:999px;background:var(--primary);color:#fff;font-size:.9rem;font-weight:600;transition:background .25s;}
.nav-cta:hover{background:var(--primary-dark);}
.hero{padding:150px 0 90px;background:linear-gradient(160deg,#fff6ef 0%,#ffffff 55%,#f7f8fa 100%);position:relative;overflow:hidden;}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;text-align:center;}
.hero-title{font-size:2.9rem;line-height:1.25;font-weight:800;letter-spacing:1px;}
.hero-title span{color:var(--primary);}
.hero-subtitle{max-width:780px;margin:22px auto 0;color:var(--text-light);font-size:1.08rem;}
.hero-actions{display:flex;justify-content:center;gap:16px;margin-top:36px;flex-wrap:wrap;}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:64px;max-width:960px;margin-left:auto;margin-right:auto;}
.hero-stat{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px 16px;box-shadow:var(--shadow);}
.hero-stat-num{font-size:1.9rem;font-weight:800;color:var(--primary);line-height:1.2;}
.hero-stat-label{margin-top:6px;font-size:.86rem;color:var(--text-light);}
.timeline{position:relative;max-width:820px;margin:0 auto;padding-left:36px;}
.timeline::before{content:"";position:absolute;left:12px;top:6px;bottom:6px;width:2px;background:var(--border);}
.timeline-item{position:relative;padding-bottom:34px;}
.timeline-dot{position:absolute;left:-30px;top:6px;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:20px 24px;box-shadow:var(--shadow);}
.timeline-date{font-size:.82rem;color:var(--primary);font-weight:700;letter-spacing:.5px;}
.timeline-title{font-size:1.08rem;font-weight:700;margin:6px 0 8px;}
.timeline-text{color:var(--text-light);font-size:.93rem;}
.news-list{display:flex;flex-direction:column;gap:20px;}
.news-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px 28px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s;}
.news-item:hover{transform:translateY(-3px);box-shadow:0 12px 26px rgba(20,26,40,.1);}
.news-title{font-size:1.12rem;font-weight:700;margin-bottom:8px;}
.news-meta{display:flex;align-items:center;gap:12px;font-size:.82rem;color:var(--text-light);margin-bottom:10px;}
.news-date{color:var(--text-light);}
.news-category{display:inline-block;padding:2px 12px;border-radius:999px;background:var(--primary-light);color:var(--primary);font-weight:600;}
.news-summary{color:var(--text-light);font-size:.94rem;}
.news-body{margin-top:10px;color:var(--text);font-size:.94rem;}
.news-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{display:inline-block;padding:3px 12px;border-radius:999px;border:1px solid var(--border);color:var(--text-light);font-size:.78rem;background:var(--bg-alt);}
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:16px;}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px 26px;box-shadow:var(--shadow);}
.faq-question{font-size:1.05rem;font-weight:700;display:flex;gap:10px;align-items:flex-start;}
.faq-question::before{content:"Q";color:var(--primary);font-weight:800;flex-shrink:0;}
.faq-answer{margin-top:10px;color:var(--text-light);font-size:.94rem;padding-left:24px;}
.form-group{margin-bottom:18px;}
.form-label{display:block;font-size:.9rem;font-weight:600;margin-bottom:8px;}
.form-input,.form-select,.form-textarea{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:10px;font-size:.95rem;font-family:inherit;color:var(--text);background:#fff;transition:border-color .2s,box-shadow .2s;}
.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light);}
.form-textarea{min-height:130px;resize:vertical;}
.form-submit{display:inline-flex;align-items:center;justify-content:center;padding:13px 34px;border:none;border-radius:999px;background:var(--primary);color:#fff;font-size:.98rem;font-weight:600;transition:background .25s,transform .25s;}
.form-submit:hover{background:var(--primary-dark);transform:translateY(-2px);}
.form-tip{margin-top:10px;font-size:.82rem;color:var(--text-light);}
.stat-item{text-align:center;padding:24px 16px;}
.stat-number{font-size:2rem;font-weight:800;color:var(--primary);line-height:1.2;}
.stat-label{margin-top:6px;font-size:.88rem;color:var(--text-light);}
.progress{height:10px;border-radius:999px;background:var(--bg-alt);overflow:hidden;border:1px solid var(--border);}
.progress-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--accent));}
.bar-chart{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;height:220px;padding:16px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);}
.bar-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;}
.bar-fill{width:100%;max-width:46px;border-radius:8px 8px 0 0;background:linear-gradient(180deg,var(--primary),var(--accent));}
.bar-label{margin-top:8px;font-size:.78rem;color:var(--text-light);text-align:center;}
.badge{display:inline-block;padding:3px 12px;border-radius:999px;background:var(--accent);color:#5a3b00;font-size:.76rem;font-weight:700;}
.customer-card,.case-card,.honor-card,.partner-logo,.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 12px 26px rgba(20,26,40,.1);}
.partner-logo{display:flex;align-items:center;justify-content:center;min-height:90px;color:var(--text-light);font-size:.9rem;letter-spacing:1px;background:var(--bg-alt);}
.step-list{display:flex;flex-direction:column;gap:20px;max-width:820px;margin:0 auto;}
.step-item{display:flex;gap:20px;align-items:flex-start;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px 26px;box-shadow:var(--shadow);}
.step-number{flex-shrink:0;width:42px;height:42px;border-radius:50%;background:var(--primary);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;}
.footer{background:#1d2126;color:#c7ccd4;padding:64px 0 0;}
.footer-inner{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;max-width:1200px;margin:0 auto;padding:0 20px 48px;}
.footer-col{display:flex;flex-direction:column;gap:10px;}
.footer-title{color:#fff;font-size:1rem;font-weight:700;margin-bottom:6px;}
.footer-link{color:#c7ccd4;font-size:.9rem;transition:color .2s;}
.footer-link:hover{color:var(--accent);}
.footer-info{color:#9aa2ad;font-size:.88rem;line-height:1.9;}
.footer-bottom{border-top:1px solid #2e343b;padding:20px;text-align:center;font-size:.82rem;color:#8b929c;}
@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);}
  .nav-list{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-cta{display:none;}
  .footer-inner{grid-template-columns:repeat(2,1fr);}
  .hero{padding:130px 0 70px;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .hero-title{font-size:2rem;}
  .hero-subtitle{font-size:.98rem;}
  .section-title{font-size:1.55rem;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:14px;}
  .card{padding:22px;}
  .footer-inner{grid-template-columns:1fr;}
}
@media (max-width:480px){
  .hero{padding:110px 0 56px;}
  .hero-title{font-size:1.68rem;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .hero-stats{grid-template-columns:1fr;}
  .hero-stat-num{font-size:1.6rem;}
  .nav-inner{height:62px;}
}