*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;font-size:15px;line-height:1.65;color:var(--c-text);background:#fff}
a{color:var(--c-primary)}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.site-header{background:var(--c-primary-dark)}
.header-in{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px;min-height:64px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none}
.brand svg{display:block;flex:0 0 auto;width:40px;height:40px}
.brand-txt{display:flex;flex-direction:column;justify-content:center}
.brand-name{font-size:19px;font-weight:500;color:#fff;line-height:1.15;letter-spacing:-.01em;white-space:nowrap}
.brand-tag{font-size:12px;color:rgba(255,255,255,.72);line-height:1.3;letter-spacing:.05em;white-space:nowrap}
.brand--only-text{display:block;font-size:24px;font-weight:500;letter-spacing:-.02em;color:#fff}
.top-nav{display:flex;gap:24px;align-items:center}
.top-nav a{color:rgba(255,255,255,.85);text-decoration:none;font-size:14px}
.top-nav a:hover{color:#fff;text-decoration:underline}
.catnav{display:inline-block}
.catnav-d{position:relative}
.catnav-sum{display:inline-flex;align-items:center;gap:6px;cursor:pointer;color:rgba(255,255,255,.85);list-style:none;font-size:14px;padding:5px 0;white-space:nowrap}
.catnav-sum::-webkit-details-marker{display:none}
.catnav-sum:hover{color:#fff;text-decoration:underline}
.catnav-caret{width:0;height:0;border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid currentColor;transition:transform .15s}
.catnav-d[open] .catnav-caret{transform:rotate(180deg)}
.catnav-list{position:absolute;left:50%;transform:translateX(-50%);top:calc(100% + 8px);z-index:70;background:#fff;border:1px solid var(--c-border);border-radius:10px;box-shadow:0 12px 32px rgba(15,23,42,.2);list-style:none;margin:0;padding:14px 18px;
column-count:4;column-gap:22px;width:max-content;max-width:calc(100vw - 16px);max-height:calc(100vh - 120px);overflow-y:auto}
.catnav-list li{margin:0 0 1px;break-inside:avoid}
.catnav-list a{display:block;padding:5px 8px;color:var(--c-text);text-decoration:none;border-radius:6px;font-size:13px;line-height:1.35}
.catnav-list a:hover{background:var(--c-bg-soft);color:var(--c-primary);text-decoration:none}
.crumbs{background:var(--c-bg-head);border-bottom:1px solid var(--c-border)}
.crumbs .wrap{padding-top:10px;padding-bottom:10px}
.breadcrumb{list-style:none;display:flex;flex-wrap:wrap;gap:6px;font-size:13px;color:var(--c-text-2);margin:0;padding:0}
.breadcrumb li+li::before{content:">";margin-right:6px;color:var(--c-text-2)}
.breadcrumb .active a{color:var(--c-text-2);text-decoration:none}
.page-head{padding:22px 0 6px}
h1{font-size:26px;font-weight:var(--head-weight);line-height:1.3;margin:0 0 8px}
.cat-desc{color:var(--c-text-2);font-size:14px;margin:0 0 4px}
.cat-count{color:var(--c-text-2);font-size:13px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:18px 0 8px}
.card{border:1px solid var(--c-border);border-radius:var(--radius-card);background:#fff;overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .15s}
.card:hover{box-shadow:0 4px 14px rgba(var(--c-primary-rgb),.12)}
.card-img{position:relative;background:var(--c-bg-soft);display:block}
.card-img img{display:block;width:100%;height:200px;object-fit:contain;padding:10px}
.card-tag{position:absolute;top:8px;left:8px;background:var(--c-accent);color:#fff;font-size:12px;font-weight:700;padding:2px 7px;border-radius:4px;letter-spacing:.3px}
.card-body{padding:12px 14px 14px;display:flex;flex-direction:column;gap:6px;flex:1}
.card h3{font-size:15px;font-weight:600;line-height:1.4;margin:0;min-height:42px}
.card h3 a{color:var(--c-text);text-decoration:none}
.card h3 a:hover{color:var(--c-primary)}
.card-stars{color:var(--c-accent);font-size:13px;letter-spacing:1.5px;min-height:18px}
.card-stars .cn{color:var(--c-text-2);font-size:12px;letter-spacing:0;margin-left:4px}
.card-sku{color:var(--c-text-2);font-size:12px}
.card-price{color:var(--c-price);font-size:16px;font-weight:700}
.card-cta{display:flex;gap:8px;margin-top:auto;padding-top:4px}
.btn-s{flex:1;text-align:center;font-size:13px;font-weight:600;padding:7px 8px;border-radius:6px;text-decoration:none;border:1px solid var(--c-primary);color:var(--c-primary);background:#fff}
.btn-s:hover{background:var(--c-bg-soft)}
.btn-s-primary{background:var(--c-accent);border-color:var(--c-accent);color:#fff}
.btn-s-primary:hover{background:var(--c-accent-dark);border-color:var(--c-accent-dark);color:#fff}
.pager{display:flex;justify-content:center;align-items:center;gap:6px;flex-wrap:wrap;margin:28px 0 8px}
.pager a,.pager span{display:inline-block;min-width:36px;text-align:center;padding:7px 10px;border:1px solid var(--c-border);border-radius:6px;font-size:14px;text-decoration:none;color:var(--c-primary);background:#fff}
.pager a:hover{background:var(--c-bg-soft)}
.pager .cur{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:700}
.pager .gap{border:0;color:var(--c-text-2);padding:7px 2px}
.sec{margin-top:var(--space-section);padding-top:20px;border-top:1px solid var(--c-border)}
h2{font-size:20px;font-weight:var(--head-weight);margin:0 0 14px;padding-bottom:8px;border-bottom:2px solid var(--c-primary)}
.subcats .subcloud{display:flex;flex-wrap:wrap;gap:8px}
.subcats .subcat{display:inline-flex;align-items:center;gap:6px;font-size:13px;padding:6px 12px;border:1px solid var(--c-border);border-radius:15px;text-decoration:none;color:var(--c-primary);background:var(--c-bg-soft)}
.subcats .subcat:hover{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.subcats .subcat-n{font-size:12px;color:var(--c-text-2);font-weight:400}
.subcats .subcat:hover .subcat-n{color:rgba(255,255,255,.82)}
.rel-searches{margin-top:32px}
.rel-cloud{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.rel-cloud a{display:inline-flex;align-items:center;font-size:13px;padding:6px 12px;border:1px solid var(--c-border);border-radius:15px;text-decoration:none;color:var(--c-primary);background:var(--c-bg-soft)}
.rel-cloud a:hover{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.site-footer{background:var(--c-primary-dark);color:rgba(255,255,255,.8);margin-top:48px;padding:28px 0;font-size:13px}
.site-footer a{color:#fff}
.site-footer p{margin:0 0 6px}
.f-brand{font-size:16px;font-weight:700;color:#fff}
@media (max-width:900px){
.grid{grid-template-columns:repeat(2,1fr);gap:14px}
h1{font-size:22px}
.card-img img{height:170px}
.top-nav{gap:16px}
}
@media (max-width:560px){
.grid{grid-template-columns:1fr}
}
@media (max-width:900px){
.product-head{padding-top:20px;gap:20px}
.p-img{flex:1 1 100%}
h1{font-size:22px}
.top-nav{gap:16px}
.brand svg{width:34px;height:34px}
.brand-name{font-size:17px}
.brand-tag{display:none}
.brand--only-text{font-size:20px}
.header-right{gap:14px}
.catnav-list{column-count:3}
}
@media (max-width:600px){
.catnav-list{column-count:2;left:0;transform:none;width:auto;max-width:none}
.header-in{gap:10px}
.header-right{width:100%;justify-content:space-between}
.top-nav{gap:12px;flex-wrap:wrap}
.top-nav a,.catnav-sum{font-size:13px}
}
.hdr-search{display:inline-flex;align-items:center}
.hdr-search input{width:140px;padding:6px 10px;border:1px solid rgba(255,255,255,.28);border-radius:6px;background:rgba(255,255,255,.10);color:#fff;font-size:13px;outline:none;transition:background .15s,border-color .15s}
.hdr-search input::placeholder{color:rgba(255,255,255,.45)}
.hdr-search input:focus{border-color:rgba(255,255,255,.6);background:rgba(255,255,255,.16)}
@media (max-width:600px){.hdr-search input{width:110px}}
@media (min-width:601px) and (max-width:880px){.catnav-list{column-count:2}}
@media (min-width:881px) and (max-width:1180px){.catnav-list{column-count:3}}

/* ---- a11y（2026-10-25）---- */
.skip{position:absolute;left:-9999px;top:0;z-index:100;padding:10px 16px;background:var(--c-primary);color:#fff;border-radius:0 0 8px 0;font-size:14px;font-weight:600;text-decoration:none}
.skip:focus{left:0;outline:2px solid #fff}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}

/* ==== V2 UI Polish: Shared Layout, Header, Breadcrumbs & Footer ==== */
:root {
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --sh-xs: 0 1px 2px rgba(11, 19, 36, 0.04);
  --sh-card: 0 1px 2px rgba(11, 19, 36, 0.03), 0 4px 12px -2px rgba(11, 19, 36, 0.05);
  --sh-card-hover: 0 2px 4px rgba(11, 19, 36, 0.04), 0 12px 24px -6px rgba(var(--c-primary-rgb), 0.12), 0 24px 48px -12px rgba(11, 19, 36, 0.12);
}
body {
  background: var(--c-bg-soft);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
.wrap {
  max-width: 1220px;
  padding: 0 28px;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: var(--c-primary-dark);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 4px 20px -4px rgba(4, 12, 26, 0.35);
}
.header-in { min-height: 68px; }
.brand-name { font-weight: 700; letter-spacing: -0.02em; }
.brand-tag { color: rgba(255, 255, 255, 0.68); letter-spacing: 0.06em; text-transform: uppercase; font-size: 10.5px; }
.top-nav { gap: 4px; }
.top-nav > a,
.catnav-sum {
  padding: 7px 12px;
  border-radius: 8px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.86);
  transition: background 0.18s var(--ease-out), color 0.18s var(--ease-out);
}
.top-nav > a:hover,
.catnav-sum:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.09);
  text-decoration: none;
}
.top-nav > a[href*="contact"] {
  margin-left: 4px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  padding: 6px 15px;
  font-weight: 600;
  color: #fff;
}
.top-nav > a[href*="contact"]:hover {
  background: var(--c-accent);
  border-color: var(--c-accent);
}
.hdr-search { margin-left: 6px; }
.hdr-search input {
  width: 156px;
  padding: 6px 13px;
  border-radius: 999px;
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  transition: all 0.22s var(--ease-out);
}
.hdr-search input:focus {
  width: 196px;
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.55);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.12);
}
.crumbs {
  background: var(--c-bg-head);
  border-bottom: 1px solid var(--c-border);
}
.breadcrumb { font-size: 12.5px; align-items: center; }
.breadcrumb a { color: var(--c-text-2); text-decoration: none; transition: color 0.15s; }
.breadcrumb a:hover { color: var(--c-primary); }
.breadcrumb li + li::before { content: "/"; color: #94A3B8; }
.site-footer {
  position: relative;
  background: linear-gradient(180deg, var(--c-primary-dark) 0%, var(--c-primary-dark) 100%);
  padding: 40px 0 36px;
  margin-top: 64px;
  color: rgba(226, 232, 240, 0.72);
}
.site-footer a { color: #E2E8F0; text-decoration: none; transition: color 0.2s; }
.site-footer a:hover { color: #fff; text-decoration: underline; }

/* ==== V2 UI Polish: Product Cards (.card) ==== */
.card {
  position: relative;
  border-radius: var(--radius-card, 16px);
  border-color: var(--c-border);
  box-shadow: var(--sh-card);
  transition: transform 0.38s var(--ease-out), box-shadow 0.38s var(--ease-out), border-color 0.25s;
}
.card::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 2.5px;
  z-index: 3;
  background: linear-gradient(90deg, var(--c-primary) 0%, var(--c-accent) 100%);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.45s var(--ease-out);
  pointer-events: none;
}
.card:hover {
  transform: translateY(-4px);
  border-color: #CBD5E1;
  box-shadow: var(--sh-card-hover);
}
.card:hover::before { transform: scaleX(1); }
.card-img {
  position: relative;
  overflow: hidden;
  background: radial-gradient(ellipse at 50% 42%, #FFFFFF 0%, #F4F7FB 68%, #EBF0F7 100%);
  border-bottom: 1px solid #EDF1F7;
}
.card-img::after {
  content: "↗";
  position: absolute;
  right: 10px;
  bottom: 10px;
  z-index: 2;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  color: var(--c-primary-dark);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 999px;
  box-shadow: 0 4px 12px rgba(11, 19, 36, 0.12);
  opacity: 0;
  transform: translateY(6px) scale(0.92);
  transition: opacity 0.25s var(--ease-out), transform 0.28s var(--ease-out);
  pointer-events: none;
}
.card:hover .card-img::after {
  opacity: 1;
  transform: translateY(0) scale(1);
}
.card-img img {
  padding: 16px;
  mix-blend-mode: multiply;
  transition: transform 0.45s var(--ease-out);
}
.card:hover .card-img img {
  transform: scale(1.06);
}
.card-body {
  padding: 16px 16px 16px;
  gap: 7px;
}
.card h3 {
  font-size: 14.5px;
  font-weight: 600;
  line-height: 1.42;
  letter-spacing: -0.01em;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-sku {
  align-self: flex-start;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 11px;
  font-weight: 600;
  color: #475569;
  background: var(--c-bg-head);
  padding: 2px 8px;
  border-radius: 5px;
  letter-spacing: 0.03em;
}
.card-cta { gap: 8px; padding-top: 6px; }
.btn-s {
  padding: 8px 8px;
  border-radius: 8px;
  font-size: 12.5px;
  font-weight: 600;
  border: 1px solid #CBD5E1;
  color: #334155;
  background: #fff;
  transition: all 0.2s var(--ease-out);
}
.btn-s:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
  background: var(--c-bg-soft);
}
.btn-s-primary {
  background: linear-gradient(180deg, var(--c-accent) 0%, var(--c-accent-dark) 100%);
  border-color: var(--c-accent-dark);
  color: #fff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.22), 0 2px 6px rgba(var(--c-primary-rgb), 0.12);
}
.btn-s-primary:hover {
  background: var(--c-accent-dark);
  border-color: var(--c-accent-dark);
  color: #fff;
  transform: translateY(-1px);
}

/* ==== V2 UI Polish: Category & Keyword List Page Specifics (list.css) ==== */
.page-head {
  position: relative;
  margin: 24px 0 26px;
  padding: 26px 30px;
  border-radius: 18px;
  background: linear-gradient(180deg, var(--c-bg-soft) 0%, var(--c-bg-head) 100%);
  border: 1px solid var(--c-border);
  box-shadow: var(--sh-xs);
}
.page-head::before {
  content: "";
  position: absolute;
  left: 0; top: 18px; bottom: 18px;
  width: 4px;
  border-radius: 0 4px 4px 0;
  background: linear-gradient(180deg, var(--c-primary) 0%, var(--c-accent) 100%);
}
.page-head h1 {
  font-size: 30px;
  line-height: 1.2;
  letter-spacing: -0.028em;
  margin: 0 0 8px;
}
.cat-desc {
  font-size: 14.5px;
  line-height: 1.65;
  max-width: 820px;
  margin: 0 0 12px;
}
.cat-count {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 4px 12px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--c-border);
  font-size: 12px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.cat-count::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-success, #15803D);
}
.card-img img { height: 215px; }
.subcats .subcat {
  padding: 7px 14px;
  border-radius: 999px;
  background: #fff;
  font-weight: 600;
  box-shadow: var(--sh-xs);
  transition: all 0.2s var(--ease-out);
}
.subcats .subcat:hover {
  background: var(--c-primary-dark);
  border-color: var(--c-primary-dark);
  color: #fff;
  transform: translateY(-1px);
}
.pager { gap: 8px; margin: 34px 0 12px; }
.pager a, .pager span {
  min-width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 14px;
  border-radius: 10px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  box-shadow: var(--sh-xs);
  transition: all 0.2s var(--ease-out);
}
.pager a:hover {
  border-color: var(--c-primary);
  background: var(--c-bg-soft);
  transform: translateY(-1px);
}
.pager .cur {
  background: linear-gradient(180deg, var(--c-primary) 0%, var(--c-primary-dark) 100%);
  border-color: var(--c-primary-dark);
  color: #fff;
  box-shadow: 0 4px 12px -4px rgba(var(--c-primary-rgb), 0.55);
}
.rel-searches {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: 16px;
  padding: 24px 26px;
  box-shadow: var(--sh-card);
}
.rel-cloud a {
  padding: 7px 14px;
  border-radius: 999px;
  background: var(--c-bg-soft);
  color: var(--c-text);
  font-weight: 500;
  transition: all 0.2s var(--ease-out);
}
.rel-cloud a:hover {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: #fff;
  transform: translateY(-1px);
}