:root{
  --primary:#a8442f;
  --primary-dark:#832f1e;
  --dark:#242020;
  --gray:#6b6058;
  --light:#f6f1ea;
  --border:#e5dcd0;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--dark);background:var(--light);line-height:1.7;}
a{text-decoration:none;color:inherit;}
img{max-width:100%;display:block;}
ul{list-style:none;}
.container{max-width:1200px;margin:0 auto;padding:0 32px;}

header{position:fixed;top:0;left:0;right:0;z-index:30;display:flex;align-items:center;justify-content:space-between;padding:22px 32px;mix-blend-mode:normal;}
header .logo{font-size:16px;font-weight:700;color:#fff;letter-spacing:1px;}
header .logo span{color:var(--primary);}
header nav{display:flex;gap:28px;}
header nav a{font-size:13px;color:#e9e0d5;letter-spacing:.5px;}
header nav a:hover{color:var(--primary);}
header.solid{background:var(--dark);box-shadow:0 2px 12px rgba(0,0,0,.15);}

.hero{position:relative;height:100vh;min-height:560px;display:flex;align-items:center;overflow:hidden;}
.hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.85) brightness(.7);}
.hero .container{position:relative;z-index:2;}
.hero .idx{color:var(--primary);font-weight:700;letter-spacing:4px;font-size:13px;margin-bottom:22px;}
.hero h1{font-size:64px;line-height:1.1;color:#fff;max-width:820px;margin-bottom:22px;}
.hero p{color:#d9d0c4;font-size:16px;max-width:520px;}
.hero .scroll-tag{position:absolute;left:32px;bottom:32px;z-index:2;color:#a89c8d;font-size:11px;letter-spacing:2px;writing-mode:vertical-rl;}

.stat-band{display:flex;border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.stat-band .cell{flex:1;padding:34px 32px;border-right:1px solid var(--border);}
.stat-band .cell:last-child{border-right:none;}
.stat-band .cell b{display:block;font-size:32px;color:var(--primary);}
.stat-band .cell span{font-size:12px;color:var(--gray);letter-spacing:1px;}

.intro{padding:110px 0 60px;}
.intro .tag{color:var(--primary);font-weight:700;letter-spacing:3px;font-size:12px;margin-bottom:18px;}
.intro h2{font-size:38px;max-width:760px;line-height:1.3;}

.feature{display:grid;grid-template-columns:1fr 1fr;min-height:70vh;}
.feature .img{position:relative;overflow:hidden;}
.feature .img img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;}
.feature .copy{display:flex;flex-direction:column;justify-content:center;padding:60px 70px;}
.feature .copy .num{font-size:64px;font-weight:700;color:var(--border);line-height:1;margin-bottom:18px;}
.feature .copy .tag{color:var(--primary);font-weight:700;letter-spacing:2px;font-size:11px;margin-bottom:10px;}
.feature .copy h3{font-size:28px;margin-bottom:16px;}
.feature .copy p{color:var(--gray);font-size:15px;max-width:420px;}
.feature.reverse{direction:rtl;}
.feature.reverse .copy{direction:ltr;}
.feature.dark{background:var(--dark);color:#efe6da;}
.feature.dark .copy p{color:#b5a998;}
.feature.dark .copy .num{color:#3a332f;}

.btn{display:inline-block;background:var(--primary);color:#fff;padding:14px 32px;border-radius:2px;font-weight:600;font-size:14px;margin-top:26px;}
.btn:hover{background:var(--primary-dark);}

.cta-band{background:var(--primary);color:#fff;padding:70px 0;text-align:center;}
.cta-band h3{font-size:28px;margin-bottom:14px;}
.cta-band p{color:#f3d9d0;font-size:14px;margin-bottom:26px;}
.cta-band .btn{background:#fff;color:var(--primary-dark);}
.cta-band .btn:hover{background:#f3ece2;}

.contact{padding:100px 0;}
.contact .tag{color:var(--primary);font-weight:700;letter-spacing:3px;font-size:12px;margin-bottom:16px;}
.contact h2{font-size:32px;margin-bottom:50px;}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;}
.contact-info p{margin-bottom:18px;font-size:15px;}
.contact-info b{color:var(--primary);display:block;font-size:12px;letter-spacing:1px;margin-bottom:4px;text-transform:uppercase;}
form{display:flex;flex-direction:column;gap:16px;}
form input, form textarea{padding:14px 16px;border:1px solid var(--border);border-radius:2px;font-size:14px;font-family:inherit;background:#fff;}

footer{background:var(--dark);color:#a89c8d;padding:40px 0;font-size:13px;}
footer .container{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;}
footer b{color:#efe6da;}

@media(max-width:900px){
  header{padding:16px 20px;}
  header nav{gap:14px;}
  header nav a{font-size:11px;}
  .hero h1{font-size:36px;}
  .hero .scroll-tag{display:none;}
  .stat-band{flex-wrap:wrap;}
  .stat-band .cell{flex:1 1 50%;border-bottom:1px solid var(--border);}
  .feature{grid-template-columns:1fr;}
  .feature .img{height:280px;}
  .feature.reverse{direction:ltr;}
  .feature .copy{padding:40px 24px;}
  .contact-grid{grid-template-columns:1fr;}
  .container{padding:0 20px;}
  footer .container{flex-direction:column;text-align:center;}
}