:root{
  --primary:#e2694f;
  --primary-dark:#c2492f;
  --primary-light:#fbe9e4;
  --accent:#2f6f6a;
  --text:#2c2a28;
  --text-light:#6f6a65;
  --bg:#fdfbf8;
  --bg-alt:#f6f1ea;
  --border:#e7ded4;
  --shadow:0 6px 24px rgba(60,45,35,.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,sans-serif;color:var(--text);background:var(--bg);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased;padding-top:72px;}
a{text-decoration:none;color:inherit;}
ul{list-style:none;}
img,svg{display:block;max-width:100%;}
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 48px;}
.section-title{font-size:2rem;color:var(--text);margin-bottom:16px;position:relative;display:inline-block;}
.section-title::after{content:"";display:block;width:56px;height:4px;border-radius:2px;background:var(--primary);margin:14px auto 0;}
.section-subtitle{color:var(--text-light);font-size:1.05rem;}
.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:16px;}
.flex-between{display:flex;justify-content:space-between;align-items:center;gap:16px;}
.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(60,45,35,.14);}
.card-icon{width:56px;height:56px;border-radius:16px;background:var(--primary-light);color:var(--primary-dark);display:flex;align-items:center;justify-content:center;font-size:1.6rem;font-weight:700;margin-bottom:18px;}
.card-title{font-size:1.18rem;margin-bottom:10px;color:var(--text);}
.card-text{color:var(--text-light);font-size:.95rem;}
.card-body{display:flex;flex-direction:column;gap:10px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:999px;font-size:1rem;font-weight:600;cursor:pointer;border:2px solid transparent;transition:all .25s;font-family:inherit;}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);}
.btn-outline{background:transparent;color:var(--primary-dark);border-color:var(--primary);}
.btn-outline:hover{background:var(--primary);color:#fff;}
.btn-sm{padding:8px 18px;font-size:.88rem;}
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(253,251,248,.92);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:box-shadow .3s,border-color .3s;}
.nav.scrolled{box-shadow:0 4px 20px rgba(60,45,35,.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;gap:20px;}
.nav-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.25rem;color:var(--primary-dark);}
.nav-logo span{width:36px;height:36px;border-radius:10px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.05rem;}
.nav-list{display:flex;align-items:center;gap:28px;}
.nav-link{font-size:.97rem;color:var(--text);font-weight:500;position:relative;padding:4px 0;transition:color .2s;}
.nav-link:hover{color:var(--primary-dark);}
.nav-link::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--primary);transition:width .25s;}
.nav-link:hover::after{width:100%;}
.nav-toggle{display:none;background:none;border:none;font-size:1.6rem;color:var(--text);cursor:pointer;padding:6px 10px;}
.nav-cta{display:inline-flex;align-items:center;padding:10px 22px;border-radius:999px;background:var(--primary);color:#fff;font-weight:600;font-size:.92rem;transition:background .25s;}
.nav-cta:hover{background:var(--primary-dark);}
.hero{background:linear-gradient(160deg,var(--primary-light) 0%,var(--bg) 60%);padding:90px 0 70px;position:relative;overflow:hidden;}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;text-align:center;}
.hero-title{font-size:2.9rem;letter-spacing:1px;color:var(--text);margin-bottom:22px;line-height:1.25;}
.hero-title em{font-style:normal;color:var(--primary-dark);}
.hero-subtitle{font-size:1.18rem;color:var(--text-light);max-width:720px;margin:0 auto 34px;}
.hero-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;margin-bottom:56px;}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;max-width:900px;margin:0 auto;background:#fff;border-radius:var(--radius);padding:28px 20px;box-shadow:var(--shadow);border:1px solid var(--border);}
.hero-stat{text-align:center;}
.hero-stat-num{font-size:1.9rem;font-weight:800;color:var(--primary-dark);line-height:1.1;}
.hero-stat-label{font-size:.86rem;color:var(--text-light);margin-top:6px;}
.timeline{position:relative;margin:0 auto;max-width:820px;padding-left:28px;}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:var(--border);}
.timeline-item{position:relative;padding:0 0 32px 24px;}
.timeline-dot{position:absolute;left:-6px;top:6px;width:16px;height:16px;border-radius:50%;background:var(--primary);border:3px solid #fff;box-shadow:0 0 0 2px var(--primary-light);}
.timeline-content{background:#fff;border-radius:var(--radius);padding:20px 24px;box-shadow:var(--shadow);border:1px solid var(--border);}
.timeline-date{font-size:.85rem;color:var(--primary-dark);font-weight:700;margin-bottom:6px;}
.timeline-title{font-size:1.08rem;margin-bottom:6px;}
.timeline-text{color:var(--text-light);font-size:.93rem;}
.news-list{display:flex;flex-direction:column;gap:20px;}
.news-item{background:#fff;border-radius:var(--radius);padding:24px 28px;box-shadow:var(--shadow);border:1px solid var(--border);transition:transform .3s,box-shadow .3s;}
.news-item:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(60,45,35,.13);}
.news-title{font-size:1.15rem;margin-bottom:10px;}
.news-meta{display:flex;align-items:center;gap:14px;font-size:.85rem;color:var(--text-light);margin-bottom:10px;}
.news-date{color:var(--text-light);}
.news-category{background:var(--primary-light);color:var(--primary-dark);padding:2px 12px;border-radius:999px;font-weight:600;font-size:.8rem;}
.news-summary{color:var(--text-light);font-size:.95rem;}
.news-body{color:var(--text);font-size:.95rem;margin-top:10px;}
.news-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px;}
.tag{display:inline-block;padding:3px 12px;border-radius:999px;background:var(--bg-alt);color:var(--text-light);font-size:.78rem;border:1px solid var(--border);}
.faq-list{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:16px;}
.faq-item{background:#fff;border-radius:var(--radius);padding:22px 26px;box-shadow:var(--shadow);border:1px solid var(--border);}
.faq-question{font-size:1.05rem;font-weight:700;color:var(--text);margin-bottom:8px;}
.faq-answer{color:var(--text-light);font-size:.95rem;}
.form-group{margin-bottom:20px;}
.form-label{display:block;font-weight:600;margin-bottom:8px;font-size:.95rem;}
.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;background:#fff;color:var(--text);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-radius:999px;background:var(--primary);color:#fff;font-weight:600;border:none;cursor:pointer;font-size:1rem;font-family:inherit;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;padding:18px;}
.stat-number{font-size:2.2rem;font-weight:800;color:var(--primary-dark);line-height:1.1;}
.stat-label{color:var(--text-light);font-size:.9rem;margin-top:6px;}
.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(--primary-dark));}
.bar-chart{display:flex;align-items:flex-end;gap:18px;height:220px;padding:20px 0;}
.bar-item{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;height:100%;gap:8px;}
.bar-fill{width:100%;border-radius:8px 8px 0 0;background:linear-gradient(180deg,var(--primary),var(--primary-dark));min-height:6px;}
.bar-label{font-size:.8rem;color:var(--text-light);}
.badge{display:inline-block;padding:4px 14px;border-radius:999px;background:var(--primary-light);color:var(--primary-dark);font-size:.78rem;font-weight:700;}
.customer-card,.case-card,.honor-card,.partner-logo,.review-card,.benefit-card,.region-card,.support-card{background:#fff;border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);border:1px solid var(--border);transition:transform .3s,box-shadow .3s;}
.customer-card:hover,.case-card:hover,.honor-card:hover,.partner-logo:hover,.review-card:hover,.benefit-card:hover,.region-card:hover,.support-card:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(60,45,35,.14);}
.partner-logo{display:flex;align-items:center;justify-content:center;min-height:96px;color:var(--text-light);font-weight:600;background:var(--bg-alt);}
.step-list{display:flex;flex-direction:column;gap:20px;}
.step-item{display:flex;gap:18px;align-items:flex-start;}
.step-number{flex:0 0 44px;width:44px;height:44px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.05rem;}
.footer{background:#2c2a28;color:#d8d2cb;padding:60px 0 0;}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 20px 44px;display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:36px;}
.footer-col{min-width:0;}
.footer-title{color:#fff;font-size:1.02rem;font-weight:700;margin-bottom:16px;}
.footer-link{display:block;color:#b8b1a8;font-size:.92rem;margin-bottom:10px;transition:color .2s;}
.footer-link:hover{color:var(--primary);}
.footer-info{color:#b8b1a8;font-size:.9rem;line-height:2;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 20px;text-align:center;font-size:.84rem;color:#9a938b;}
@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);}
  .footer-inner{grid-template-columns:1fr 1fr;}
  .nav-list{position:fixed;top:72px;left:0;right:0;background:var(--bg);flex-direction:column;align-items:stretch;gap:0;padding:12px 20px 20px;box-shadow:0 12px 28px rgba(60,45,35,.12);transform:translateY(-140%);transition:transform .3s;border-bottom:1px solid var(--border);}
  .nav-list.open{transform:translateY(0);}
  .nav-link{padding:13px 6px;border-bottom:1px solid var(--border);}
  .nav-toggle{display:block;}
  .nav-cta{display:none;}
}
@media (max-width:768px){
  body{padding-top:64px;}
  .nav-inner{height:64px;}
  .nav-list{top:64px;}
  .section{padding:56px 0;}
  .hero{padding:64px 0 52px;}
  .hero-title{font-size:2rem;}
  .hero-subtitle{font-size:1.02rem;}
  .section-title{font-size:1.6rem;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:14px;padding:22px 14px;}
  .hero-stat-num{font-size:1.5rem;}
  .footer-inner{grid-template-columns:1fr;gap:26px;}
}
@media (max-width:480px){
  .container{padding:0 16px;}
  .hero-title{font-size:1.68rem;}
  .hero-actions .btn{width:100%;}
  .hero-stats{grid-template-columns:1fr;}
  .card{padding:22px;}
  .news-item{padding:20px;}
}