/* 自然主题 - 绿色 */
body{background:#f0f7f0}
.shop-header{background:linear-gradient(135deg,#2d6a4f,#52b788);color:#fff;text-align:center}
.shop-avatar{color:#fff;border-color:rgba(255,255,255,.45)}
.shop-name{color:#fff}
.shop-owner{color:rgba(255,255,255,.9)}
.shop-motto{border-color:rgba(255,255,255,.2);background:rgba(255,255,255,.1);color:#fff}
.nav a.active{color:#2d6a4f;font-weight:600}
.prod-buy{background:linear-gradient(135deg,#2d6a4f,#52b788);color:#fff;border:none;border-radius:20px}