:root{
	--brand:#0ea5a4; /* 随机主色调 */
	--accent:#fb7185;
	--bg:#ffffff;
	--muted:#6b7280;
	--radius:10px;
	--max-width:1100px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
	font-family:Inter, System-ui, "Helvetica Neue", Arial, sans-serif;
	margin:0;
	color:#111827;
	background:linear-gradient(180deg,#f8fafc 0%, #ffffff 100%);
	line-height:1.6;
}
.container{max-width:var(--max-width);margin:0 auto;padding:1rem}
.site-header{background:rgba(255,255,255,0.9);position:sticky;top:0;backdrop-filter:saturate(120%) blur(6px);z-index:50;border-bottom:1px solid #eef2f7}
.site-header .container{display:flex;align-items:center;justify-content:space-between}
.brand{font-weight:700;color:var(--brand);text-decoration:none;font-size:1.2rem}
.main-nav a{margin-left:1rem;color:#374151;text-decoration:none}
.nav-toggle{display:none}
.hero{padding:3rem 0;background:linear-gradient(90deg, rgba(14,165,164,0.06), rgba(251,113,133,0.04));border-bottom:1px solid rgba(0,0,0,0.03)}
.hero-inner{display:flex;gap:2rem;align-items:center}
.hero-text h1{font-size:clamp(1.6rem,2.6vw,2.6rem);margin:0 0 .5rem}
.hero-text p.lead{color:var(--muted)}
.btn{display:inline-block;background:var(--brand);color:white;padding:.6rem 1rem;border-radius:8px;text-decoration:none}
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;margin-top:1rem}
.feature{background:white;padding:1rem;border-radius:var(--radius);box-shadow:0 6px 18px rgba(16,24,40,0.06);text-align:center}
.feature img{width:100%;height:140px;object-fit:cover;border-radius:6px}
.news{padding:2rem 0}
.news-list{list-style:none;padding:0;margin:0}
.news-list li{background:white;padding:1rem;border-radius:8px;margin-bottom:.8rem}
.product-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;margin-top:1rem}
.product-card{background:white;border-radius:10px;padding:1rem;box-shadow:0 6px 18px rgba(16,24,40,0.06);transition:transform .18s ease,box-shadow .18s ease}
.product-card:hover{transform:translateY(-6px);box-shadow:0 18px 30px rgba(16,24,40,0.08)}
.product-card img{width:100%;height:160px;object-fit:cover;border-radius:8px}
.product-card h3{margin:.6rem 0 .2rem}
.price{color:var(--accent);font-weight:700}
.filters{display:flex;gap:.5rem;align-items:center;flex-wrap:wrap;margin-top:.6rem}
.filter-btn{background:#fff;border:1px solid #e6e9ef;padding:.4rem .6rem;border-radius:8px;cursor:pointer}
.filter-btn.active{background:var(--brand);color:#fff;border-color:transparent}
#search{padding:.5rem;border-radius:8px;border:1px solid #e6e9ef;min-width:180px}
.site-footer{padding:1rem 0;border-top:1px solid #eef2f7;margin-top:2rem;background:transparent}
.footer-nav a{margin-left:.6rem;color:#6b7280;text-decoration:none}
.contact-grid{display:grid;grid-template-columns:1fr 320px;gap:2rem}
.contact-form label{display:block;margin-bottom:.6rem}
.contact-form input,.contact-form textarea{width:100%;padding:.6rem;border-radius:8px;border:1px solid #e6e9ef}
.form-note{font-size:.9rem;color:var(--muted)}
.team-grid{display:flex;gap:1rem;flex-wrap:wrap}
.team-grid figure{background:white;padding:.8rem;border-radius:8px;text-align:center;flex:1}
.team-grid img{width:100%;height:140px;object-fit:cover;border-radius:6px}
@media (max-width:800px){
	.hero-inner{flex-direction:column}
	.nav-toggle{display:block;background:transparent;border:0;font-size:1.4rem}
	.main-nav{display:none}
	.site-header .container{gap:1rem}
	.contact-grid{grid-template-columns:1fr}
}
/* 平滑滚动小动画 */
@keyframes fadeInUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.feature,.product-card,.news-list li,figure{animation:fadeInUp .6s ease both}