/* 暗黑主题 */
body{background:#1a1a2e;color:#eee}
.shop-header{background:linear-gradient(135deg,#16213e,#0f3460);color:#eee;text-align:center;border-bottom:1px solid #333}
.shop-avatar{color:#e94560;border-color:rgba(233,69,96,.6)!important}
.shop-name{color:#eee}
.shop-owner{color:rgba(238,238,238,.9)}
.shop-motto{border-color:rgba(238,238,238,.2);background:rgba(238,238,238,.08);color:#eee}
.prod-card{background:#16213e;border-radius:12px;overflow:hidden;box-shadow:0 1px 8px rgba(0,0,0,.3)}
.prod-name{color:#eee}
.prod-price{color:#e94560}
.nav{background:#16213e;border-top:1px solid #333}
.nav a{color:#888}
.nav a.active{color:#e94560;font-weight:600}
.prod-buy{background:linear-gradient(135deg,#e94560,#0f3460);color:#fff;border:none;border-radius:8px;padding:10px;width:100%;font-size:14px;font-weight:500;cursor:pointer;margin-top:10px}