:root{
  --bg:#f3f4f6;--surface:#fff;--ink:#111827;--mute:#6b7280;
  --line:#e5e7eb;--green:#059669;--green-dark:#047857;--green-bg:#ecfdf5;
  --orange:#ea580c;--red:#dc2626;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;height:100%}
body{
  margin:0;color:var(--ink);background:var(--bg);
  font-family:"DM Sans","Noto Sans TC","PingFang TC",sans-serif;
  line-height:1.55;font-size:14px;
  min-height:100%;min-height:100dvh;display:flex;flex-direction:column;
}
main{flex:1 0 auto;width:100%}
a{color:var(--green-dark);text-decoration:none;font-weight:600}
a:hover{color:var(--orange)}
img{max-width:100%;display:block}
.skip{position:absolute;left:-999px}
.mall-top{
  background:var(--green-dark);color:#fff;font-size:12px;
  display:flex;justify-content:center;gap:20px;padding:7px 16px;flex-wrap:wrap;
}
.mall-top span{opacity:.95}
.mall-head{background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.mall-head-main{
  width:min(1200px,calc(100% - 32px));margin:0 auto;
  display:flex;align-items:center;gap:20px;padding:14px 0;
}
.logo{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-weight:800;font-size:15px;flex-shrink:0}
.logo img{height:52px;width:52px;max-width:52px;object-fit:contain}
.logo small{display:block;font-size:11px;color:var(--green);font-weight:700;margin-top:2px}
.mall-search{
  flex:1;display:flex;max-width:480px;border:2px solid var(--green);border-radius:8px;overflow:hidden;
}
.mall-search input{
  flex:1;border:0;padding:10px 14px;font:inherit;font-size:14px;outline:none;min-width:0;
}
.mall-search button{
  background:var(--green);color:#fff;border:0;padding:10px 20px;font:inherit;font-weight:700;cursor:pointer;
}
.mall-search button:hover{background:var(--green-dark)}
.mall-cart{
  background:var(--orange);color:#fff;border:0;padding:10px 18px;border-radius:8px;
  cursor:pointer;font:inherit;font-weight:700;font-size:13px;flex-shrink:0;
}
.mall-cart:hover{background:#c2410c}
.cart-count{background:#fff;color:var(--orange);border-radius:99px;padding:0 6px;margin-left:4px;font-size:11px;display:none;font-weight:800}
.mall-cats{
  width:min(1200px,calc(100% - 32px));margin:0 auto;
  display:flex;flex-wrap:wrap;gap:4px 0;border-top:1px solid var(--line);padding:8px 0;
}
.mall-cats a{
  color:var(--ink);text-decoration:none;padding:6px 14px;font-size:13px;font-weight:600;border-radius:6px;
}
.mall-cats a:hover{background:var(--green-bg);color:var(--green-dark)}
.menu{background:none;border:1px solid var(--line);padding:6px 10px;border-radius:6px;cursor:pointer;font:inherit}
.wrap{width:min(1200px,calc(100% - 32px));margin:0 auto}
.mall-banner{
  background:linear-gradient(105deg,var(--green-dark) 0%,var(--green) 55%,#10b981 100%);
  color:#fff;border-radius:12px;padding:36px 40px;margin:20px auto;
  width:min(1200px,calc(100% - 32px));display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:center;
}
.mall-banner h1{font-size:clamp(26px,4vw,38px);margin:0 0 12px;line-height:1.2;font-weight:800}
.mall-banner p{margin:0 0 20px;opacity:.92;font-size:15px;max-width:32em}
.mall-banner .thumb-wrap{border-radius:10px;overflow:hidden;border:3px solid rgba(255,255,255,.3)}
.btn{
  display:inline-block;background:var(--orange);color:#fff;padding:12px 24px;border-radius:8px;
  font-weight:700;font-size:14px;border:0;cursor:pointer;text-decoration:none;
}
.btn:hover{background:#c2410c;color:#fff}
.btn-ghost{
  display:inline-block;background:rgba(255,255,255,.15);color:#fff;padding:12px 24px;border-radius:8px;
  font-weight:700;font-size:14px;border:2px solid rgba(255,255,255,.5);text-decoration:none;
}
.btn-ghost:hover{background:rgba(255,255,255,.25);color:#fff}
.mall-trust{
  display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:24px;
}
.mall-trust article{
  background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:16px;text-align:center;
}
.mall-trust strong{display:block;font-size:14px;color:var(--green-dark);margin-bottom:4px}
.mall-trust span{font-size:12px;color:var(--mute)}
.mall-cat-row{
  display:grid;grid-template-columns:repeat(6,1fr);gap:10px;margin-bottom:28px;
}
.mall-cat-row a{
  background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:14px 8px;
  text-align:center;color:var(--ink);text-decoration:none;font-size:12px;font-weight:700;
}
.mall-cat-row a:hover{border-color:var(--green);background:var(--green-bg);color:var(--green-dark)}
.mall-cat-row .ico{font-size:22px;display:block;margin-bottom:6px}
.section-head{
  display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;
}
.section-head h2{font-size:20px;margin:0;font-weight:800}
.section-head a{font-size:13px;color:var(--green-dark)}
.mall-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:32px}
.mall-card{
  background:var(--surface);border:1px solid var(--line);border-radius:10px;overflow:hidden;
  display:flex;flex-direction:column;transition:box-shadow .15s,border-color .15s;
}
.mall-card:hover{box-shadow:0 8px 24px rgba(0,0,0,.08);border-color:#d1d5db}
.mall-card-img{display:block;text-decoration:none}
.thumb-wrap{
  aspect-ratio:1/1;background:#f9fafb;overflow:hidden;
}
.thumb-wrap img{width:100%;height:100%;object-fit:cover}
.mall-card-body{padding:12px 12px 14px;flex:1;display:flex;flex-direction:column}
.mall-badge{
  display:inline-block;background:var(--green-bg);color:var(--green-dark);
  font-size:10px;font-weight:800;padding:2px 8px;border-radius:4px;margin-bottom:6px;
}
.mall-brand{font-size:11px;color:var(--mute);font-weight:600}
.mall-name{
  font-size:14px;font-weight:700;color:var(--ink);margin:4px 0 8px;line-height:1.35;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.mall-name:hover{color:var(--green-dark)}
.mall-price{font-size:20px;font-weight:800;color:var(--red);margin-bottom:10px}
.mall-buy{
  width:100%;background:var(--green);color:#fff;border:0;padding:10px;border-radius:6px;
  font:inherit;font-weight:700;font-size:13px;cursor:pointer;margin-top:auto;
}
.mall-buy:hover{background:var(--green-dark)}
.page-hero{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:24px 28px;margin:20px 0 20px}
.page-hero h1{font-size:26px;margin:0 0 8px;font-weight:800}
.page-hero p{color:var(--mute);margin:0}
.shop-shell{display:grid;grid-template-columns:220px 1fr;gap:20px;align-items:start}
.mall-sidebar{
  background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:12px;
  position:sticky;top:120px;
}
.mall-sidebar h3{font-size:13px;margin:0 0 10px;font-weight:800;color:var(--mute)}
.mall-sidebar button{
  display:block;width:100%;text-align:left;background:none;border:0;padding:10px 12px;
  border-radius:6px;cursor:pointer;font:inherit;font-size:13px;font-weight:600;color:var(--ink);
}
.mall-sidebar button.on{background:var(--green-bg);color:var(--green-dark)}
.mall-sidebar button:hover{background:#f3f4f6}
.filter-bar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.filter-bar button{
  background:var(--surface);border:1px solid var(--line);padding:8px 14px;border-radius:20px;
  cursor:pointer;font:inherit;font-size:12px;font-weight:700;color:var(--mute);
}
.filter-bar button.on{background:var(--green);border-color:var(--green);color:#fff}
.legal{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:28px;margin-top:20px;margin-bottom:20px}
.legal h2{font-size:18px;margin:24px 0 10px;font-weight:800}
.legal h2:first-of-type{margin-top:0}
.legal p{color:var(--mute);margin:0 0 12px}
.pdp-shell{
  background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:28px;margin:20px 0;
}
.pdp{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.pdp-cover .thumb-wrap{border-radius:10px;border:1px solid var(--line)}
.crumb{font-size:12px;color:var(--mute);margin-bottom:12px}
.crumb a{color:var(--mute);font-weight:500}
.pdp h1{font-size:clamp(20px,2.5vw,26px);line-height:1.3;margin:0 0 12px;font-weight:800}
.price-lg{font-size:32px;font-weight:800;color:var(--red);margin:0 0 8px}
.price-note{font-size:12px;color:var(--mute);margin-bottom:16px}
.pdp-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px}
.pdp-tags span{background:var(--green-bg);color:var(--green-dark);font-size:11px;font-weight:700;padding:4px 10px;border-radius:4px}
.rich p{margin:0 0 10px;color:var(--mute);font-size:14px}
.spec{width:100%;border-collapse:collapse;margin:16px 0;font-size:13px}
.spec th,.spec td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.spec th{background:#f9fafb;width:36%;font-weight:700}
.buybox{background:#f9fafb;border:1px solid var(--line);border-radius:10px;padding:16px;margin-top:16px}
.buyrow{display:flex;flex-direction:column;gap:10px}
.buyrow button{
  padding:14px;border-radius:8px;font:inherit;font-weight:800;font-size:15px;cursor:pointer;border:0;
}
.buyrow .solid{background:var(--green);color:#fff}
.buyrow .solid:hover{background:var(--green-dark)}
.buyrow .buy{background:var(--orange);color:#fff}
.buyrow .buy:hover{background:#c2410c}
.variant-grid{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.variant{
  border:1px solid var(--line);background:var(--surface);padding:5px;cursor:pointer;
  width:52px;text-align:center;font-size:9px;border-radius:6px;
}
.variant:hover{border-color:var(--green)}
.variant img{width:52px;height:52px;object-fit:cover;border-radius:4px;display:block;margin-bottom:3px}
.variant span{display:block;line-height:1.2;color:var(--mute)}
.related{margin:20px 0 32px}
.related h2{font-size:20px;margin:0 0 16px;font-weight:800}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:8px;margin-bottom:8px}
.faq summary{padding:14px 16px;cursor:pointer;font-weight:700;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq details[open] summary{background:var(--green-bg);color:var(--green-dark)}
.faq p{padding:14px 16px;margin:0;color:var(--mute);border-top:1px solid var(--line)}
.cats{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px;margin-top:16px}
.cats a{
  display:block;padding:16px;background:var(--surface);border:1px solid var(--line);border-radius:10px;
  color:var(--ink);text-decoration:none;
}
.cats a:hover{border-color:var(--green)}
.cats small{display:block;color:var(--mute);font-size:12px;margin-top:4px}
footer{
  flex-shrink:0;background:#1f2937;color:#d1d5db;padding:40px 0 32px;margin-top:auto;
}
.foot{width:min(1200px,calc(100% - 32px));margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:24px}
.foot strong{color:#fff;font-size:15px}
.foot p{font-size:13px;margin:8px 0 0;line-height:1.6}
.foot a{display:block;color:#9ca3af;margin:8px 0;font-size:13px;font-weight:500}
.foot a:hover{color:#fff}
.foot-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.foot-badges span{background:#374151;padding:4px 10px;border-radius:4px;font-size:11px;font-weight:700}
.age{margin-top:24px;font-size:11px;color:#6b7280;text-align:center;width:min(1200px,calc(100% - 32px));margin-left:auto;margin-right:auto}
.mask{position:fixed;inset:0;background:rgba(0,0,0,.45);display:none;z-index:80}
.mask.show,.panel.show{display:block}
.panel{
  position:fixed;right:0;top:0;height:100%;width:min(400px,100%);
  background:var(--surface);border-left:1px solid var(--line);z-index:90;display:none;overflow:auto;
}
.panel header{
  display:flex;justify-content:space-between;align-items:center;padding:16px 18px;
  border-bottom:1px solid var(--line);font-size:18px;font-weight:800;
}
.panel .close{background:none;border:0;font-size:26px;cursor:pointer;color:var(--ink)}
.cart-box{padding:16px 18px}
.cart-item{display:grid;grid-template-columns:64px 1fr;gap:10px;margin-bottom:14px}
.cart-item img{width:64px;height:64px;object-fit:cover;border-radius:6px;border:1px solid var(--line)}
.cart-item .rm{color:var(--red);cursor:pointer;font-size:12px;font-weight:700}
.total{font-size:22px;font-weight:800;color:var(--red);margin:12px 0}
.toast{
  position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);
  background:var(--green-dark);color:#fff;padding:12px 22px;border-radius:8px;
  opacity:0;transition:.2s;z-index:100;font-weight:700;font-size:13px;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
@media(max-width:1024px){
  .mall-grid{grid-template-columns:repeat(3,1fr)}
  .mall-cat-row{grid-template-columns:repeat(3,1fr)}
  .mall-banner{grid-template-columns:1fr}
  .mall-trust{grid-template-columns:repeat(2,1fr)}
  .foot{grid-template-columns:1fr 1fr}
}
@media(max-width:720px){
  .mall-grid{grid-template-columns:repeat(2,1fr)}
  .mall-cats,.mall-search{display:none}
  .mall-cats.open{
    display:flex;flex-direction:column;position:absolute;left:16px;right:16px;top:100%;
    background:var(--surface);border:1px solid var(--line);padding:12px;border-radius:8px;z-index:60;
  }
  .mall-head-main{position:relative;flex-wrap:wrap}
  .menu{display:inline-block}
  .pdp,.shop-shell{grid-template-columns:1fr}
  .mall-sidebar{position:static}
  .foot{grid-template-columns:1fr}
}
@media(min-width:721px){.menu{display:none}}