:root{
  --bg:#0b1220;
  --bg-card:#121e30;
  --bg-card-solid:#121e30;
  --ink:#edf2fa;
  --muted:#a8b6cc;
  --line:#2b3b51;
  --brand:#6ad8c0;
  --brand-dim:rgba(0,229,255,.12);
  --accent:#aebcff;
  --accent-dim:rgba(180,74,255,.12);
  --ok:#7bdfb4;
  --ok-dim:rgba(0,230,118,.1);
  --warn:#ffab40;
  --warn-dim:rgba(255,171,64,.1);
  --danger:#ff9696;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 6px 20px rgba(0,0,0,.16);
  --glow-brand:none;
  --glow-accent:none;
  --glass:blur(10px);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:15px;line-height:1.55;
  padding-bottom:calc(96px + env(safe-area-inset-bottom));
  min-height:100vh;
  overflow-x:hidden;
}
body::before{
  content:'';position:fixed;top:0;left:0;right:0;height:400px;
  background:radial-gradient(ellipse at 30% 0%, rgba(0,229,255,.06) 0%, transparent 60%),
             radial-gradient(ellipse at 70% 0%, rgba(180,74,255,.05) 0%, transparent 60%);
  pointer-events:none;z-index:0;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:760px;margin:0 auto;padding:0 14px;position:relative;z-index:1}

.topbar{
  position:sticky;top:0;z-index:20;
  background:rgba(11,18,32,.96);
  border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 16px;
}
.brand{font-size:18px;font-weight:700;letter-spacing:.5px;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
}
.brand small{display:block;font-size:10.5px;font-weight:400;color:var(--muted);letter-spacing:.8px;
  -webkit-text-fill-color:var(--muted)}
.top-right{display:flex;align-items:center;gap:10px}
.me{font-size:13px;color:var(--muted);max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.btn-mini{
  background:linear-gradient(135deg,var(--brand),var(--accent));
  color:#0a0a12;font-size:12.5px;font-weight:600;
  padding:7px 16px;border-radius:999px;
  box-shadow:var(--glow-brand);
  transition:transform .2s,box-shadow .2s;
}
.btn-mini:active{transform:scale(.95)}
.ghost{font-size:13px;color:var(--muted);border:1px solid var(--line);padding:6px 12px;border-radius:999px}

.cats{
  display:flex;gap:8px;overflow-x:auto;padding:14px 14px 6px;scrollbar-width:none;
  position:relative;z-index:1;
}
.cats::-webkit-scrollbar{display:none}
.cat-chip{
  flex:0 0 auto;
  background:var(--bg-card);
  border:1px solid var(--line);color:var(--muted);
  padding:8px 16px;border-radius:999px;font-size:13px;
  transition:all .25s ease;
}
.cat-chip:active{transform:scale(.95)}
.cat-chip.on{
  background:linear-gradient(135deg,var(--brand),var(--accent));
  color:#0a0a12;border-color:transparent;
  font-weight:600;
  box-shadow:var(--glow-brand);
}

.sec-h{display:flex;align-items:center;justify-content:space-between;margin:22px 2px 14px}
.sec-h h2{font-size:17px;margin:0;font-weight:700;letter-spacing:.3px}
.sec-h .hint{font-size:12px;color:var(--muted)}

.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.pcard{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);
  display:flex;flex-direction:column;
  transition:transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.pcard:active{transform:scale(.97)}
.pcard:hover{
  border-color:rgba(0,229,255,.3);
  box-shadow:var(--shadow), 0 0 30px rgba(0,229,255,.08);
}
.pcard .pic{
  position:relative;aspect-ratio:1/.78;
  background:linear-gradient(135deg, rgba(0,229,255,.04), rgba(180,74,255,.04));
  overflow:hidden;
}
.pcard .pic::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(180deg, transparent 50%, rgba(10,10,18,.6) 100%);
  pointer-events:none;
}
.pcard .pic img{width:100%;height:100%;object-fit:cover}
.pcard .body{padding:12px 13px 14px;display:flex;flex-direction:column;gap:6px;flex:1}
.pcard .name{font-size:14.5px;font-weight:600;line-height:1.35}
.pcard .desc{font-size:12px;color:var(--muted);overflow:hidden;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical}
.pcard .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between}
.price{
  font-weight:700;font-size:17px;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
}
.price small{font-size:11px;font-weight:500;-webkit-text-fill-color:var(--muted)}
.stock{font-size:11px;color:var(--muted)}

.tag{display:inline-block;font-size:11px;padding:3px 9px;border-radius:8px;line-height:1.5;font-weight:500}
.tag-presale{background:var(--warn-dim);color:var(--warn);border:1px solid rgba(255,171,64,.15)}
.tag-stock{background:var(--ok-dim);color:var(--ok);border:1px solid rgba(0,230,118,.15)}
.tag-kind{background:rgba(255,255,255,.04);color:var(--muted);border:1px solid var(--line)}
.tag-new{position:absolute;top:8px;left:8px;z-index:2}

.btn{
  display:inline-block;border:0;cursor:pointer;text-align:center;font-size:15px;
  padding:14px 18px;border-radius:12px;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  color:#0a0a12;width:100%;font-weight:700;
  box-shadow:var(--glow-brand);
  transition:transform .2s,box-shadow .2s;
}
.btn:active{transform:scale(.97)}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.btn-accent{background:linear-gradient(135deg,var(--accent),#d946ef)}
.btn-ok{background:linear-gradient(135deg,var(--ok),#00bfa5)}
.btn-outline{
  background:transparent;color:var(--ink);
  border:1px solid var(--line);
}
.btn-sm{width:auto;padding:8px 16px;font-size:13px;border-radius:9px}
.btn-row{display:flex;gap:10px}

.panel{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);
  padding:16px;margin-bottom:12px;
}
.panel h3{margin:0 0 12px;font-size:15px}
.kv{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px}
.kv:last-child{border-bottom:0}
.kv .k{color:var(--muted);flex:0 0 auto}
.kv .v{text-align:right;word-break:break-all}

.field{margin-bottom:14px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.field input,.field textarea,.field select{
  width:100%;border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px 13px;font-size:15px;
  background:rgba(255,255,255,.03);color:var(--ink);font-family:inherit;
  transition:border-color .2s;
}
.field textarea{min-height:96px;resize:vertical}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-dim)}

.notice{
  border-radius:var(--radius-sm);padding:12px 14px;font-size:13px;margin-bottom:12px;line-height:1.5;
  border:1px solid;
}
.notice-warn{background:var(--warn-dim);color:var(--warn);border-color:rgba(255,171,64,.15)}
.notice-ok{background:var(--ok-dim);color:var(--ok);border-color:rgba(0,230,118,.15)}
.notice-gray{background:rgba(255,255,255,.03);color:var(--muted);border-color:var(--line)}
.notice b{font-weight:600}

.badge{display:inline-block;font-size:12.5px;padding:3px 10px;border-radius:999px;background:rgba(255,255,255,.05);color:var(--muted);border:1px solid var(--line)}
.badge-warn{background:var(--warn-dim);color:var(--warn);border-color:rgba(255,171,64,.15)}
.badge-ok{background:var(--ok-dim);color:var(--ok);border-color:rgba(0,230,118,.15)}
.badge-accent{background:var(--accent-dim);color:var(--accent);border-color:rgba(180,74,255,.15)}

.copybox{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.03);border:1px solid var(--line);
  border-radius:var(--radius-sm);padding:11px 12px}
.copybox .txt{flex:1;word-break:break-all;font-size:14px;font-family:ui-monospace,Menlo,Consolas,monospace}
.copybtn{flex:0 0 auto;border:1px solid var(--line);background:rgba(255,255,255,.04);border-radius:8px;padding:7px 12px;font-size:12.5px;cursor:pointer;color:var(--ink);transition:all .2s}
.copybtn:active{background:var(--brand-dim);border-color:var(--brand)}

.qrbox{text-align:center;padding:10px 0}
.qrbox img{width:210px;height:210px;margin:0 auto;border:1px solid var(--line);border-radius:12px}

.phero{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);margin-bottom:12px;
}
.phero .pic{aspect-ratio:16/10;background:linear-gradient(135deg, rgba(0,229,255,.04), rgba(180,74,255,.04))}
.phero .pic img{width:100%;height:100%;object-fit:cover}
.phero .info{padding:16px}
.phero h1{font-size:19px;margin:8px 0 6px;line-height:1.35}
.desc-html{font-size:14px;color:#c0c4d0;line-height:1.7;word-break:break-word}
.desc-html a{color:var(--brand);text-decoration:underline}
.spec{display:flex;flex-wrap:wrap;gap:9px;margin-top:6px}
.spec label{cursor:pointer}
.spec input{position:absolute;opacity:0;width:1px;height:1px}
.spec span{display:inline-block;border:1px solid var(--line);border-radius:var(--radius-sm);padding:9px 14px;font-size:13.5px;background:rgba(255,255,255,.03);transition:all .2s}
.spec input:checked + span{border-color:var(--brand);background:var(--brand-dim);color:var(--brand);box-shadow:0 0 12px rgba(0,229,255,.1)}
.qty{display:flex;align-items:center;gap:0;border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;width:max-content}
.qty button{width:42px;height:42px;border:0;background:rgba(255,255,255,.03);font-size:18px;cursor:pointer;color:var(--ink)}
.qty input{width:56px;height:42px;border:0;text-align:center;font-size:15px;background:transparent;color:var(--ink)}

.order-item{padding:13px 0;border-bottom:1px solid var(--line)}
.order-item:last-child{border-bottom:0}
.order-item .top{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}
.order-item .no{font-size:12px;color:var(--muted);font-family:ui-monospace,Menlo,Consolas,monospace}
.codes{background:rgba(255,255,255,.03);border:1px dashed var(--line);border-radius:var(--radius-sm);padding:12px;margin-top:8px}
.codes .code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:14px;padding:5px 0;word-break:break-all;color:var(--brand)}

.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:20;
  background:rgba(11,18,32,.97);
  border-top:1px solid var(--line);
  display:flex;max-width:760px;margin:0 auto;
  padding-bottom:env(safe-area-inset-bottom);
}
.tabbar a{
  flex:1;text-align:center;padding:9px 0 10px;font-size:11px;color:var(--muted);
  position:relative;transition:color .2s;
}
.tabbar a .ic{font-size:20px;display:block;line-height:1.3;transition:transform .2s}
.tabbar a.on{color:var(--brand);font-weight:600}
.tabbar a.on .ic{transform:scale(1.15)}
.tabbar a.on::before{
  content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:24px;height:2px;border-radius:1px;
  background:linear-gradient(90deg,var(--brand),var(--accent));
  box-shadow:0 0 8px var(--brand);
}

.footer{text-align:center;font-size:12px;color:var(--muted);padding:24px 14px 10px;line-height:2.2}
.footer a{color:var(--muted);margin:0 8px;transition:color .2s}
.footer a:hover{color:var(--brand)}
.footer .admin{color:var(--muted)}
.empty{text-align:center;color:var(--muted);padding:60px 20px;font-size:14px}
.empty .ic{font-size:44px;display:block;margin-bottom:12px}
.login-box{max-width:420px;margin:30px auto;text-align:center}

::-webkit-scrollbar{width:4px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.08);border-radius:2px}

/* 响应式布局、可访问性与高对比度组件。 */
:root{color-scheme:dark}
button,input,textarea,select{font:inherit}
a,button,input,textarea,select{touch-action:manipulation}
:focus-visible{outline:3px solid var(--brand);outline-offset:4px}
.skip-link{position:fixed;top:-80px;left:16px;z-index:100;padding:12px 18px;background:var(--brand);color:var(--bg);border-radius:8px}
.skip-link:focus{top:12px}
.brand{background:none;-webkit-text-fill-color:var(--ink);color:var(--ink)}
.brand small{margin-top:3px;letter-spacing:.3px}
.topbar{padding:16px max(18px,calc((100vw - 1008px)/2))}
.btn-mini,.cat-chip.on,.btn{background:var(--brand);color:var(--bg)}
.btn-outline{background:transparent;color:var(--ink)}
.btn-accent{background:var(--accent)}
.btn-ok{background:var(--ok)}
.btn-mini,.ghost,.cat-chip,.copybtn{min-height:44px;display:inline-flex;align-items:center;justify-content:center}
.btn:disabled{background:var(--line);color:var(--muted)}
.price{background:none;-webkit-text-fill-color:var(--brand);color:var(--brand);font-variant-numeric:tabular-nums}
.pcard .body{padding:16px;gap:12px}
.pcard .name{font-size:16px;line-height:1.5;overflow-wrap:anywhere}
.pcard .foot{gap:8px;flex-wrap:wrap}
.pcard .pic{background:#172438}
.pcard:hover{border-color:var(--brand);box-shadow:var(--shadow)}
.field input,.field textarea,.field select{background:#0e192a;font-size:16px}
.field label{color:var(--ink);line-height:1.6}
.spec input:focus-visible + span{outline:3px solid var(--brand);outline-offset:3px}
.qty button{min-width:44px;min-height:44px}
.qty input{font-size:16px}
.qrbox img{background:white;padding:8px}
.panel,.phero,.pcard{min-width:0}
.notice,.desc-html{overflow-wrap:anywhere}
.catalog-intro{padding:28px 2px 8px}
.catalog-intro h1{margin:0 0 8px;font-size:28px;letter-spacing:-.5px}
.catalog-intro p{margin:0;color:var(--muted);font-size:14px;line-height:1.8}
.catalog-count{border:1px solid var(--line);border-radius:8px;padding:4px 10px;font-size:12px;color:var(--muted)}
.cats{padding-left:0;padding-right:0;gap:10px}
.tabbar{border:1px solid var(--line);border-bottom:0;border-radius:18px 18px 0 0}
.tabbar a{min-height:60px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px}
.tabbar a.on::before{background:var(--brand);box-shadow:none}
.tabbar a .ic{width:22px;height:22px;display:inline-flex;align-items:center;justify-content:center}
.tabbar a svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.disclaimer{margin:16px auto 0;padding-top:16px;border-top:1px solid var(--line);font-size:12px;color:var(--muted);line-height:1.9;max-width:620px}
.disclaimer b{color:var(--ink)}
.disclaimer .warning{color:var(--warn)}
.wheel-entry{display:flex;align-items:center;gap:12px;background:var(--brand-dim);border:1px solid var(--brand);border-radius:14px;padding:16px;margin:18px 0 6px;color:var(--ink)}
.wheel-entry .we-ic{font-size:24px}.wheel-entry .we-txt{flex:1;display:flex;flex-direction:column;gap:4px}
.wheel-entry small{color:var(--muted)}.wheel-entry .we-go{font-size:22px;color:var(--brand)}
.inline-feedback{color:var(--warn);font-size:13px;line-height:1.6}
@media(min-width:900px){
  .store-catalog .wrap{max-width:1040px;padding:0 24px}
  .store-catalog .grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
  .catalog-intro{padding-top:36px}.catalog-intro h1{font-size:32px}
  .panel{padding:24px}.sec-h{margin-top:28px}
}
@media(max-width:420px){
  .wrap{padding:0 12px}.grid{gap:10px}.pcard .body{padding:12px}
  .pcard .name{font-size:14px}.catalog-intro h1{font-size:24px}
  .sec-h{gap:10px;align-items:flex-start}.sec-h .hint{text-align:right;max-width:48%}
  .btn-row{flex-wrap:wrap}.btn-row>.btn{flex:1 1 130px}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}