:root{--nav:#131921;--nav2:#232f3e;--orange:#febd69;--btn:#ffd814;--btn2:#ffa41c;--link:#007185;--price:#b12704;--bg:#eaeded;--star:#de7921}
  *{box-sizing:border-box}
  body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:#0f1111;font-size:14px}
  a{color:var(--link);text-decoration:none}a:hover{color:#c45500;text-decoration:underline}
  button{font:inherit;cursor:pointer}
  /* header */
  header{background:var(--nav);color:#fff;display:flex;align-items:center;gap:10px;padding:8px 14px;position:sticky;top:0;z-index:20}
  .logo{font-size:26px;font-weight:700;color:#fff;padding:4px 8px;border:1px solid transparent;cursor:pointer;letter-spacing:-.5px}
  .logo span{color:var(--orange)}
  .logo:hover,.hbtn:hover{border-color:#fff;border-radius:2px}
  .search{flex:1;display:flex;height:40px;border-radius:4px;overflow:hidden}
  .search:focus-within{box-shadow:0 0 0 3px var(--btn2)}
  .search select{background:#e6e6e6;border:0;border-right:1px solid #cdcdcd;padding:0 8px;color:#555;max-width:130px}
  .search input{flex:1;border:0;padding:0 12px;font-size:15px;outline:0;min-width:0}
  .search button{background:var(--orange);border:0;width:46px;font-size:18px}
  .search button:hover{background:#f3a847}
  .hbtn{background:none;border:1px solid transparent;color:#fff;padding:4px 8px;text-align:left;line-height:1.2}
  .hbtn small{display:block;font-size:12px;color:#ccc}.hbtn b{font-size:14px}
  .cart-btn{display:flex;align-items:flex-end;gap:2px;font-weight:700}
  .cart-btn .n{color:var(--orange);font-size:16px;margin-right:2px}
  .cart-btn .ic{font-size:26px}
  nav.sub{background:var(--nav2);color:#fff;display:flex;gap:4px;padding:0 14px;overflow-x:auto;white-space:nowrap}
  nav.sub a{color:#fff;padding:8px 10px;border:1px solid transparent}
  nav.sub a:hover{border-color:#fff;text-decoration:none}
  /* hero */
  .hero{height:300px;background:linear-gradient(135deg,#1f3a5f,#3a7bd5 55%,#febd69);display:flex;align-items:center;padding:0 8%;color:#fff;position:relative}
  .hero h1{font-size:40px;margin:0 0 8px;max-width:520px}.hero p{font-size:18px;margin:0 0 16px}
  .hero .em{position:absolute;right:8%;font-size:150px;opacity:.9}
  .hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:120px;background:linear-gradient(transparent,var(--bg))}
  .btn{background:var(--btn);border:1px solid #fcd200;border-radius:20px;padding:8px 18px;color:#0f1111}
  .btn:hover{background:#f7ca00}
  .btn.o{background:var(--btn2);border-color:#ff8f00;border-radius:20px}.btn.o:hover{background:#fa8900}
  .btn.full{width:100%;padding:9px}
  main{max-width:1500px;margin:0 auto;padding:0 14px 30px}
  .cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px;margin-top:-110px;position:relative;z-index:2}
  .home-hero-space{height:0}
  .card{background:#fff;padding:18px}
  .card h2{font-size:21px;margin:0 0 12px}
  .card .g{display:grid;grid-template-columns:1fr 1fr;gap:12px}
  .card .g div{cursor:pointer;font-size:12px}
  .card .g .t{background:#f3f3f3;height:90px;display:flex;align-items:center;justify-content:center;font-size:44px;margin-bottom:4px}
  .card .g div:hover span{color:#c45500}
  .section{background:#fff;padding:18px;margin-top:18px}
  .section h2{margin:0 0 14px;font-size:21px}
  .grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(215px,1fr));gap:16px}
  .prod{background:#fff;border:1px solid #e7e7e7;padding:12px;display:flex;flex-direction:column;cursor:pointer}
  .prod:hover{box-shadow:0 2px 10px rgba(0,0,0,.2)}
  .img{height:170px;display:flex;align-items:center;justify-content:center;font-size:88px;border-radius:2px;margin-bottom:10px}
  .prod .name{font-size:15px;line-height:1.3;margin-bottom:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .prod:hover .name{color:#c45500}
  .stars{color:var(--star);letter-spacing:1px}.stars small{color:var(--link);letter-spacing:0;margin-left:4px}
  .price{font-size:22px;margin:4px 0}.price sup{font-size:12px;vertical-align:top;position:relative;top:3px}
  .price .old{font-size:12px;color:#565959;text-decoration:line-through;margin-left:6px}
  .prime{color:#00a8e1;font-weight:700;font-size:12px;font-style:italic}
  .prod .btn{margin-top:auto}
  .crumb{padding:14px 0 4px;font-size:13px}
  .empty{padding:40px;text-align:center;background:#fff}
  /* detail */
  .detail{display:grid;grid-template-columns:minmax(240px,1fr) 1.3fr 280px;gap:26px;background:#fff;padding:24px;margin-top:14px}
  .detail .img{height:340px;font-size:170px}
  .detail h1{font-size:24px;margin:0 0 6px;font-weight:500}
  .buybox{border:1px solid #d5d9d9;border-radius:8px;padding:16px;align-self:start}
  .buybox select{padding:5px;border-radius:6px;border:1px solid #d5d9d9;background:#f0f2f2;margin:8px 0 12px}
  .buybox .btn{margin-bottom:8px}
  .instock{color:#007600;font-size:18px}
  ul.feat{padding-left:18px;margin:8px 0}
  /* cart */
  .cart{display:grid;grid-template-columns:1fr 280px;gap:18px;margin-top:14px;align-items:start}
  .cart .box{background:#fff;padding:20px}
  .item{display:flex;gap:16px;padding:16px 0;border-top:1px solid #ddd}
  .item .img{width:130px;height:110px;font-size:60px;flex:none;margin:0}
  .item h3{margin:0 0 4px;font-size:17px;font-weight:500}
  .qty{display:inline-flex;align-items:center;border:1px solid #d5d9d9;border-radius:8px;background:#f0f2f2;margin-top:8px}
  .qty button{border:0;background:none;padding:4px 12px;font-size:16px}
  .qty span{padding:0 10px;background:#fff;border-left:1px solid #d5d9d9;border-right:1px solid #d5d9d9;line-height:28px}
  .linkbtn{background:none;border:0;color:var(--link);padding:0;margin-left:14px}.linkbtn:hover{text-decoration:underline;color:#c45500}
  .subtotal{font-size:18px}
  /* checkout */
  .form{background:#fff;padding:24px;max-width:640px}
  .form label{display:block;font-weight:700;margin:12px 0 4px}
  .form input,.form select{width:100%;padding:8px;border:1px solid #a6a6a6;border-radius:3px;font-size:14px}
  .form input:focus{outline:0;border-color:#e77600;box-shadow:0 0 3px 2px rgba(228,121,17,.5)}
  .row{display:flex;gap:12px}.row>div{flex:1}
  .sum{background:#fff;padding:20px;max-width:640px;margin-bottom:14px}
  .sum div{display:flex;justify-content:space-between;padding:3px 0}
  .sum .tot{font-size:18px;font-weight:700;color:var(--price);border-top:1px solid #ddd;margin-top:6px;padding-top:8px}
  .success{background:#fff;padding:40px;text-align:center;max-width:640px;margin:30px auto}
  .success .ok{font-size:60px}
  .success h1{color:#007600}
  footer{background:var(--nav2);color:#ddd;text-align:center;padding:26px 14px;font-size:13px;margin-top:20px}
  footer .top{background:#37475a;padding:14px;margin:-26px -14px 20px;cursor:pointer;color:#fff}
  footer .top:hover{background:#485769}
  .toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:#067d62;color:#fff;padding:12px 22px;border-radius:6px;opacity:0;pointer-events:none;transition:.3s;z-index:50}
  .toast.show{opacity:1}
  .hide{display:none!important}
  @media(max-width:900px){.detail{grid-template-columns:1fr}.cart{grid-template-columns:1fr}.hbtn.acct{display:none}.hero h1{font-size:28px}.hero .em{display:none}.search select{display:none}}