*{margin:0;padding:0;box-sizing:border-box}
:root(--brown:#5c3d2e;--beige:#f5f0e6;--light-brown:#8b6914;--dark-brown:#2e1a0e;--mid-brown:#6b4423)
body{font-family:'Microsoft YaHei',sans-serif;background:var(--beige);color:#3d2b1f;line-height:1.6}
.container{max-width:1000px;margin:0 auto;padding:0 20px}
.top-bar{background:var(--brown);color:#e8d5b7;font-size:13px;padding:8px 0}
.top-bar .container{display:flex;justify-content:space-between;flex-wrap:wrap;gap:5px}
.main-header{background:linear-gradient(180deg,#3d2b1f 0%,#5c3d2e 100%);color:#f5f0e6;padding:40px 0 50px;position:relative;overflow:hidden}
.header-bg{position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg width='100' height='100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 50 Q25 30 50 50 Q75 70 100 50' stroke='%235c3d2e' fill='none' opacity='0.5'/%3E%3C/svg%3E") repeat;opacity:0.3}
.header-content{position:relative;z-index:2;text-align:center}
.logo{font-size:clamp(22px,4vw,36px);font-weight:bold;color:#f5e6c8;margin-bottom:10px;letter-spacing:2px}
.tagline{color:#c9a96a;font-size:14px}
.navbar{background:var(--dark-brown);position:sticky;top:0;z-index:100}
.nav-links{display:flex;justify-content:center;gap:0}
.nav-links a{color:#e8d5b7;text-decoration:none;padding:14px 28px;font-size:14px;transition:background 0.3s}
.nav-links a:hover{background:rgba(212,175,55,0.15)}
.banner{display:flex;align-items:center;gap:30px;background:linear-gradient(135deg,#3d2b1f,#5c3d2e);border-radius:16px;padding:40px;margin:30px 0;color:#f5f0e6;flex-wrap:wrap}
.banner-text{flex:1;min-width:250px}
.banner-text h1{font-size:clamp(20px,3.5vw,32px);margin-bottom:12px;color:#f5e6c8}
.banner-text p{color:#c9a96a;font-size:14px;margin-bottom:20px}
.banner-btns{display:flex;gap:12px;flex-wrap:wrap}
.btn-primary,.btn-secondary{border:none;padding:10px 24px;border-radius:6px;font-size:14px;cursor:pointer;transition:transform 0.2s}
.btn-primary{background:#c9a96a;color:#2e1a0e;font-weight:bold}
.btn-secondary{background:transparent;border:1px solid #c9a96a;color:#c9a96a}
.banner-img{font-size:80px;opacity:0.8}
.section-title{text-align:center;font-size:clamp(18px,3vw,24px);color:var(--brown);margin:40px 0 24px;letter-spacing:2px}
.product-list{display:flex;flex-direction:column;gap:16px}
.product-item{display:flex;align-items:center;gap:20px;background:#fff;border-radius:12px;padding:20px;box-shadow:0 2px 8px rgba(92,61,46,0.1);transition:transform 0.2s}
.product-item:hover{transform:translateX(4px)}
.p-icon{font-size:36px;flex-shrink:0}
.p-info{flex:1}
.p-info h3{color:var(--brown);font-size:15px;margin-bottom:4px}
.p-info p{color:#7a6a5a;font-size:13px}
.p-price{font-size:20px;font-weight:bold;color:var(--mid-brown);white-space:nowrap}
.p-price span{font-size:12px;font-weight:normal;color:#888}
.adv-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:40px}
.adv-card{background:#fff;border-radius:12px;padding:24px;text-align:center;box-shadow:0 2px 8px rgba(92,61,46,0.08)}
.adv-num{font-size:32px;font-weight:bold;color:rgba(92,61,46,0.15);margin-bottom:8px}
.adv-card h3{color:var(--brown);font-size:15px;margin-bottom:6px}
.adv-card p{color:#7a6a5a;font-size:13px}
.footer{background:var(--dark-brown);color:#a08060;font-size:13px;text-align:center;padding:30px 20px;margin-top:40px}
.footer p:first-child{margin-bottom:6px}
@media(max-width:600px){.banner{flex-direction:column;text-align:center}.banner-btns{justify-content:center}.nav-links{flex-wrap:wrap}.nav-links a{padding:12px 16px}.product-item{flex-wrap:wrap}.p-price{width:100%;text-align:right}}