/* 暖橙主题 */
.shop-header{background:linear-gradient(135deg,#e67e22,#f39c12);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:#e67e22;font-weight:600}
.prod-buy{background:linear-gradient(135deg,#e67e22,#f39c12);color:#fff;border:none;border-radius:8px}