:root{
  --brand:#1890FF; --brand-600:#0E7AE6; --brand-50:#E8F4FF;
  --ink:#1D2129; --body:#4E5969; --muted:#86909C;
  --line:#E5E6EB; --bg:#F5F7FA; --card:#FFFFFF;
  --orange:#FF7D00; --red:#F53F3F; --green:#00B42A;
  --radius:8px;
  --shadow:0 12px 32px -8px rgba(29,33,41,.08);
  --font-display:'Outfit',system-ui,sans-serif;
  --font-body:'Inter',system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);color:var(--ink);background:#F5F7FA;background-image:linear-gradient(180deg,#EDF4FC 0%,#F5F7FA 280px,#F5F7FA 100%);background-repeat:no-repeat;font-size:14px;line-height:1.6}
button{font-family:inherit;cursor:pointer}
input,textarea,select{font-family:inherit}
img,svg{display:block}
.wrap{max-width:none;margin:0;padding:0 clamp(24px,3.5vw,72px)}

/* ============ Top utility bar ============ */
.topbar{background:#fff;border-bottom:1px solid var(--line);font-size:12.5px;color:var(--muted)}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:34px}
.topbar .tb-l,.topbar .tb-r{display:flex;align-items:center;gap:20px}
.topbar a{display:flex;align-items:center;gap:6px;color:var(--muted);text-decoration:none;transition:color .15s}
.topbar a:hover{color:var(--brand)}
.topbar svg{width:13px;height:13px;stroke:var(--muted);fill:none;stroke-width:1.6}
.topbar .tb-chev{width:5px;height:5px;border-right:1px solid var(--muted);border-bottom:1px solid var(--muted);transform:rotate(45deg) translateY(-1px)}

/* ============ Header ============ */
header.site{background:#fff;position:sticky;top:0;z-index:50;border-bottom:1px solid var(--line);box-shadow:0 2px 10px -6px rgba(29,33,41,.10)}
.site .wrap{display:flex;align-items:center;gap:28px;height:64px}
.logo{display:flex;align-items:center;gap:9px;text-decoration:none;color:var(--ink)}
.logo-mark{width:32px;height:32px;background:var(--brand);border-radius:var(--radius);color:#fff;font-family:var(--font-display);font-weight:700;font-size:12.5px;display:flex;align-items:center;justify-content:center}
.logo-name{font-family:var(--font-display);font-weight:700;font-size:17px;letter-spacing:-.2px}
nav.main{display:flex;gap:22px}
nav.main a{color:var(--body);text-decoration:none;font-size:13.5px;font-weight:500;display:flex;align-items:center;gap:5px}
nav.main a:hover{color:var(--brand)}
nav.main .chev{width:9px;height:6px;flex:none;margin-top:1px;stroke:var(--muted);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;transition:transform .22s ease,stroke .15s ease}
.search{flex:1;max-width:300px;margin-left:auto;position:relative}
.search input{width:100%;height:36px;border:1px solid var(--line);border-radius:var(--radius);padding:0 12px 0 34px;font-size:13.5px;color:var(--ink);background:var(--bg);outline:none}
.search input:focus{border-color:var(--brand);background:#fff}
.search svg{position:absolute;left:10px;top:10px;width:15px;height:15px;stroke:var(--muted);fill:none;stroke-width:2}
.hdr-actions{display:flex;align-items:center;gap:18px}
.icon-btn{background:none;border:none;color:var(--body);display:flex;align-items:center;gap:6px;font-size:13.5px;text-decoration:none}
.icon-btn svg{width:18px;height:18px;stroke:var(--ink);fill:none;stroke-width:1.8}
.cart-btn{background:var(--brand);color:#fff;border:none;border-radius:var(--radius);height:36px;padding:0 16px;font-size:13.5px;font-weight:600;display:flex;align-items:center;gap:7px}
.cart-btn svg{width:15px;height:15px;stroke:#fff;fill:none;stroke-width:2}
.cart-btn:hover{background:var(--brand-600)}

/* ============ Breadcrumb ============ */
.crumbs{background:#fff;padding-top:16px}
.crumbs .wrap{display:flex;align-items:center;gap:8px;padding-top:11px;padding-bottom:11px;font-size:12.5px;color:var(--muted)}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--brand)}
.crumbs .sep{display:inline-block;width:5px;height:5px;border-right:1px solid #C9CDD4;border-bottom:1px solid #C9CDD4;transform:rotate(-45deg)}
.crumbs .cur{color:var(--ink);font-weight:500}

/* ============ Hero ============ */
.hero{background:#fff;padding:0 0 40px;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:minmax(380px,540px) 1fr;gap:clamp(28px,4vw,64px);align-items:center}
.gallery-main{background:var(--bg);border-radius:var(--radius);aspect-ratio:1;overflow:hidden;position:relative;display:flex;align-items:center;justify-content:center;box-shadow:0 1px 2px rgba(16,24,40,.05),0 16px 36px -20px rgba(16,24,40,.22);border:1px solid var(--line)}
.gallery-main .big{width:100%;height:100%;object-fit:cover}
.gallery-main{cursor:zoom-in}
.gallery-nav{position:absolute;top:50%;transform:translateY(-50%);width:32px;height:32px;background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:2;transition:all .15s;box-shadow:0 2px 8px rgba(29,33,41,.08)}
.gallery-nav:hover{background:#fff;border-color:var(--brand)}
.gallery-nav svg{width:12px;height:12px}
.gallery-nav.prev{left:10px}.gallery-nav.next{right:10px}
.img-count{position:absolute;top:12px;right:12px;background:rgba(29,33,41,.62);color:#fff;font-size:12.5px;font-weight:600;padding:3px 10px;border-radius:var(--radius);letter-spacing:.3px;z-index:2}
.zoom-hint{position:absolute;bottom:12px;right:12px;display:flex;align-items:center;gap:6px;background:rgba(29,33,41,.62);color:#fff;font-size:11.5px;font-weight:500;padding:4px 10px;border-radius:var(--radius);z-index:2;opacity:0;transition:opacity .2s;pointer-events:none}
.zoom-hint svg{width:13px;height:13px}
.gallery-main:hover .zoom-hint{opacity:1}
/* Lightbox — 3D carousel style */
.lightbox{position:fixed;inset:0;background:rgba(11,14,18,.94);z-index:100;display:none;flex-direction:column;align-items:center;justify-content:center;overflow-y:auto;overflow-x:hidden;padding:56px 90px 28px}
.lightbox.open{display:flex}
.lb-body{display:flex;flex-direction:column;align-items:center;gap:32px;max-width:940px;width:100%;margin:auto}
/* ===== 3D 旋转木马（ring carousel）===== */
.lb-carousel{position:relative;display:flex;align-items:center;justify-content:center;width:100%;height:540px;perspective:6000px}
.lb-ring{position:relative;width:440px;height:460px;flex:none;transform-style:preserve-3d;transition:transform .85s cubic-bezier(.3,.75,.25,1)}
.lb-cell{position:absolute;inset:0;border-radius:14px;overflow:hidden;background:linear-gradient(160deg,#F7F3EA,#E7E0D0);box-shadow:0 20px 60px rgba(0,0,0,.5);cursor:pointer;filter:brightness(.72);transition:filter .45s;backface-visibility:hidden;-webkit-backface-visibility:hidden}
.lb-cell img{width:100%;height:100%;object-fit:cover;pointer-events:none}
.lb-cell:hover{filter:brightness(.9)}
.lb-cell.on{filter:none;cursor:default}
.lb-note{position:absolute;left:50%;bottom:9px;transform:translateX(-50%);width:505px;max-width:94%;background:rgba(20,24,28,.62);color:#E8EAED;font-size:11.5px;font-style:italic;text-align:center;padding:0 8px;height:32px;display:flex;align-items:center;justify-content:center;pointer-events:none;z-index:5;border-radius:0 0 14px 14px;white-space:nowrap}
.lb-caption{text-align:center}
.lb-title{color:#fff;font-family:var(--font-display);font-weight:700;font-size:17px}
.lb-sub{color:rgba(255,255,255,.65);font-size:12.5px;margin-top:8px}
.lb-actions{display:flex;gap:12px;justify-content:center;margin-top:24px}
.lb-detail{height:40px;padding:0 22px;background:#fff;border:1px solid #fff;border-radius:var(--radius);color:var(--ink);font-size:13.5px;font-weight:600;cursor:pointer}
.lb-detail:hover{background:#E8EAED}
.lb-quote{height:40px;padding:0 22px;background:var(--brand);border:none;border-radius:var(--radius);color:#fff;font-size:13.5px;font-weight:700;cursor:pointer}
.lb-quote:hover{background:var(--brand-600)}
.lb-strip{display:flex;gap:10px;overflow-x:auto;padding:6px 2px;max-width:100%;scrollbar-width:none;-ms-overflow-style:none}
.lb-strip::-webkit-scrollbar{display:none;height:0}
.lb-thumb{width:88px;height:88px;flex:none;border-radius:10px;border:2px solid transparent;outline:1px solid rgba(255,255,255,.25);background:linear-gradient(160deg,#F7F3EA,#E7E0D0);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .15s;overflow:hidden}
.lb-thumb img{width:100%;height:100%;object-fit:cover;border-radius:8px}
.lb-thumb:hover{outline-color:rgba(255,255,255,.6)}
.lb-thumb.on{border-color:var(--orange);outline-color:transparent}
.lb-close{position:absolute;top:20px;right:24px;width:38px;height:38px;background:transparent;border:none;color:#fff;font-size:22px;cursor:pointer}
.lb-close:hover{opacity:.7}
.lb-nav{position:fixed;top:50%;transform:translateY(-50%);width:46px;height:46px;border-radius:50%;background:rgba(255,255,255,.92);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:3;transition:background .15s;box-shadow:0 2px 10px rgba(0,0,0,.25)}
.lb-nav:hover{background:#fff}
.lb-nav svg{width:15px;height:15px}
.lb-nav.lb-prev{left:22px}.lb-nav.lb-next{right:22px}
@media (max-width:760px){
  .lightbox{padding:52px 16px 20px}
  .lb-carousel{height:82vw}
  /* 小屏：画幅随宽度收缩（等比），几何由脚本按实际画幅换算，避免 3D 环被挤扁 */
  .lb-ring{width:min(440px,78vw);height:auto;aspect-ratio:440/460}
  .lb-note{white-space:normal;height:auto;min-height:32px;padding:6px 10px;line-height:1.35}
  .lb-nav.lb-prev{left:8px}.lb-nav.lb-next{right:8px}
}
/* 窄桌面：收窄灯箱左右留白，给 3D 环留出更多宽度 */
@media (max-width:1200px){
  .lightbox{padding:48px 22px 22px}
  .lb-body{gap:24px}
  .lb-nav.lb-prev{left:12px}.lb-nav.lb-next{right:12px}
}
/* 扁窗口/短屏（笔记本 768/720 高以下）：整体紧凑，保证文案 + 按钮 + 缩略图一屏可见 */
@media (max-height:760px){
  .lightbox{padding:38px 22px 14px}
  .lb-body{gap:16px;max-width:860px}
  .lb-title{font-size:15.5px}
  .lb-sub{font-size:12px;margin-top:5px}
  .lb-actions{margin-top:14px}
  .lb-detail,.lb-quote{height:34px;padding:0 18px;font-size:12.5px}
  .lb-thumb{width:62px;height:62px;border-radius:8px}
  .lb-strip{gap:8px;padding:4px 2px}
  .lb-close{top:8px;right:12px;font-size:19px}
  .lb-nav{width:38px;height:38px}
  .lb-note{font-size:10.5px;min-height:26px}
}
@media (max-height:620px){
  .lightbox{padding:32px 18px 10px}
  .lb-body{gap:12px}
  .lb-thumb{width:50px;height:50px}
  .lb-actions{margin-top:10px}
}

.p-title{font-family:var(--font-display);font-size:30px;font-weight:700;letter-spacing:-.4px;line-height:1.2}
.p-sub{color:var(--body);font-size:13.5px;margin-top:8px}
.p-sub b{color:var(--ink);font-weight:600}
.rating{display:flex;align-items:center;gap:8px;margin-top:12px}
.stars{display:flex;gap:2px}
.stars svg{width:15px;height:15px;fill:var(--orange)}
.rating .num{font-weight:700;font-size:13.5px}
.rating a{color:var(--brand);font-size:13.5px;text-decoration:none}
.p-lead{color:var(--body);font-size:14.5px;line-height:1.65;margin-top:14px;max-width:560px}
.p-lead b{color:var(--ink);font-weight:700}
.trust-chips{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}
.tchip{display:flex;align-items:center;gap:7px;background:var(--brand-50);color:var(--brand-600);border-radius:var(--radius);padding:7px 12px;font-size:12.5px;font-weight:600}
.tchip svg{width:14px;height:14px;stroke:var(--brand-600);fill:none;stroke-width:2.2}
.hero-ctas{display:flex;gap:12px;margin-top:20px}
.btn-free{height:44px;padding:0 34px;display:inline-flex;align-items:center;justify-content:center;gap:9px;background:var(--brand);color:#fff;border:none;border-radius:var(--radius);font-size:14px;font-weight:700;transition:background .15s}
.btn-free svg{width:15px;height:15px}
.btn-free:hover{background:var(--brand-600)}
.hero-stats{display:flex;align-items:center;gap:20px;margin-top:22px;padding-top:18px;border-top:1px solid var(--line)}
.hs{display:flex;flex-direction:column;gap:1px}
.hs b{font-family:var(--font-display);font-size:18px;font-weight:800;color:var(--ink);letter-spacing:-.3px}
.hs span{font-size:11.5px;color:var(--muted)}
.hs-div{width:1px;height:30px;background:var(--line)}

/* ============ Layout: steps + summary ============ */
.config-zone{padding:36px 0 72px}
.config-grid{display:grid;grid-template-columns:minmax(0,1fr) clamp(320px,26vw,400px);gap:clamp(20px,2.5vw,40px);align-items:start}

/* Step cards */
.step{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px 24px;margin-bottom:18px}
.step-head{display:flex;align-items:center;gap:10px;margin-bottom:4px}
.step-head::before{content:"";width:4px;height:18px;border-radius:2px;background:var(--brand);flex:none}
.step-title{font-family:var(--font-display);font-weight:700;font-size:20px;color:var(--ink);text-align:left}
#step1 .step-head{margin-bottom:10px}
.opt-label{font-size:12.5px;color:var(--muted);margin-top:2px;margin-bottom:14px}
.opt-label b{color:var(--red);font-weight:600}

/* Pills */
.pills{display:flex;gap:10px;flex-wrap:wrap}
.pill{border:1px solid var(--line);background:#fff;border-radius:var(--radius);padding:8px 16px;font-size:13.5px;color:var(--ink);transition:all .15s}
.pill:hover{border-color:var(--brand)}
.pill.on{border-color:var(--brand);color:var(--brand);background:var(--brand-50);font-weight:600}

/* Image cards (coverage / backing / colors) */
.img-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:14px}
.icard{border:1.5px solid var(--line);border-radius:var(--radius);background:#fff;cursor:pointer;position:relative;transition:all .15s;overflow:hidden;text-align:left;padding:0}
.icard:hover{border-color:#B8CAE0}
.icard.on{border-color:var(--brand);box-shadow:0 0 0 2px var(--brand-50)}
.icard .ph{background:var(--bg);aspect-ratio:1.15;display:flex;align-items:center;justify-content:center}
.icard .ph svg{width:66%;height:66%}.icard .ph img{width:100%;height:100%;object-fit:cover;display:block}
.icard .cap{display:block;padding:9px 12px 11px;border-top:1px solid var(--line)}
.icard .cap .nm{font-size:13.5px;font-weight:600;display:flex;align-items:center;gap:6px}
.icard .cap .pr{font-size:12.5px;color:var(--muted);margin-top:2px}
.icard .cap .pr.free{color:var(--green);font-weight:600}
.badge-pop{position:absolute;top:8px;left:8px;background:var(--red);color:#fff;font-size:10.5px;font-weight:700;padding:2px 7px;border-radius:var(--radius);letter-spacing:.3px;z-index:2}
.badge-rec{position:absolute;top:8px;left:8px;background:var(--orange);color:#fff;font-size:10.5px;font-weight:700;padding:2px 7px;border-radius:var(--radius);letter-spacing:.3px;z-index:2}
.radio-dot{width:13px;height:13px;border:1.5px solid #C9CDD4;border-radius:50%;flex:none;position:relative}
.icard.on .radio-dot,.opt-row.on .radio-dot,.size-cell.on .radio-dot,.ta-card.on .radio-dot,.art-opt.on > .hd .radio-dot{border-color:var(--brand)}
.icard.on .radio-dot::after,.opt-row.on .radio-dot::after,.size-cell.on .radio-dot::after,.ta-card.on .radio-dot::after,.art-opt.on > .hd .radio-dot::after{content:"";position:absolute;inset:2.5px;background:var(--brand);border-radius:50%}
.qmark{width:13px;height:13px;border-radius:50%;background:var(--brand);color:#fff;font-size:10.5px;font-weight:700;display:inline-flex;align-items:center;justify-content:center}
.q-or{width:14px;height:14px;border-radius:50%;background:var(--orange);color:#fff;font-size:10.5px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;flex:none}
.badge-r{left:auto;right:8px}
.ph{position:relative}
#covCards{grid-template-columns:repeat(3,1fr);gap:16px}
#covCards .icard{box-shadow:0 1px 3px rgba(16,24,40,.05),0 4px 14px -6px rgba(16,24,40,.06)}
#covCards .icard:hover{box-shadow:0 10px 24px -10px rgba(16,24,40,.18);transform:translateY(-2px)}
.ph.cov{padding:0;aspect-ratio:1.394;background:#F6F6F6;overflow:hidden}
.ph.cov img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s}
.icard:hover .ph.cov img{transform:scale(1.04)}
#covCards .cap{padding:12px 14px;border-top:1px solid var(--line)}
#covCards .cap .nm{justify-content:center;font-size:14px}
#covCards .cap .radio-dot{width:15px;height:15px}
#covCards .icard.on .radio-dot::after{inset:3px}
#covCards .badge-pop{font-size:12.5px;font-weight:800;padding:4px 12px;top:10px;left:10px;border-radius:var(--radius);box-shadow:0 2px 10px rgba(0,0,0,.18)}
.cov-note{position:absolute;left:10px;top:50%;transform:translateY(-50%);display:flex;align-items:center;z-index:1;max-width:96px}
.cov-note .dash{width:30px;border-top:2px dashed var(--orange);position:relative;flex:none}
.cov-note .dash::after{content:"";position:absolute;right:-3px;top:-3.5px;width:5px;height:5px;background:var(--orange);border-radius:50%}
.cov-note .txt{margin-left:7px;display:flex;flex-direction:column;line-height:1.3;text-align:left}
.cov-note .txt b{font-size:12.5px;color:var(--ink);font-weight:700}
.cov-note .txt i{font-style:normal;font-size:11.5px;color:var(--orange);font-weight:600}

/* Quantity */
.qty-row{display:flex;gap:12px;align-items:flex-start;flex-wrap:wrap}
.qty-input{position:relative;flex:1;min-width:260px}
.qty-input input{width:100%;height:42px;border:1px solid var(--line);border-radius:var(--radius);padding:0 14px 0 36px;font-size:14px;outline:none;color:var(--ink)}
.qty-input input:focus{border-color:var(--brand)}
.qty-input svg{position:absolute;left:12px;top:13px;width:16px;height:16px;stroke:var(--muted);fill:none;stroke-width:1.8}
.btn-confirm{height:42px;padding:0 26px;border:none;border-radius:var(--radius);background:var(--brand);color:#fff;font-size:13.5px;font-weight:600;transition:background .15s,opacity .15s;min-width:132px}
.btn-confirm:hover{background:var(--brand-600)}
.btn-confirm:disabled{background:var(--brand-50);color:var(--brand);opacity:.6;cursor:not-allowed}
.btn-confirm:disabled:hover{background:var(--brand-50)}
/* gs-jj style suggestion dropdown */
.qty-suggest{position:absolute;top:46px;left:0;right:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 10px 30px rgba(16,24,40,.12);z-index:30;overflow:hidden;display:none}
.qty-suggest.open{display:block}
.qty-suggest button{display:flex;justify-content:space-between;align-items:center;width:100%;padding:11px 14px;border:none;background:#fff;font-size:14px;color:var(--ink);cursor:pointer;border-bottom:1px solid var(--line);text-align:left}
.qty-suggest button:last-child{border-bottom:none}
.qty-suggest button:hover{background:var(--brand-50);color:var(--brand)}
.qty-suggest button.on{background:var(--brand-50);color:var(--brand);font-weight:700}
.qty-suggest button i{font-style:normal;font-size:12.5px;color:var(--orange);font-weight:600}
.qty-chips{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap;align-items:center}
.qty-chips .lbl{font-size:12.5px;color:var(--muted);margin-right:2px}
.qchip{border:1px solid var(--line);background:#fff;border-radius:var(--radius);padding:5px 13px;font-size:12.5px;color:var(--body)}
.qchip:hover,.qchip.on{border-color:var(--brand);color:var(--brand);background:var(--brand-50)}
.tier-hint{margin-top:12px;font-size:12.5px;color:var(--muted)}
.tier-hint b{color:var(--brand-600)}

/* Size grid */
.size-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-auto-rows:1fr;gap:8px;height:100%}
.size-cell{display:flex;align-items:center;gap:9px;min-height:52px;border:1px solid var(--line);border-radius:var(--radius);padding:8px 9px;font-size:12.5px;color:var(--ink);cursor:pointer;background:#fff;position:relative;transition:all .15s;text-align:left}
.size-cell:hover{border-color:var(--brand);box-shadow:0 2px 10px rgba(24,144,255,.12)}
.size-cell.on{border-color:var(--brand);background:var(--brand-50);color:var(--brand);box-shadow:0 0 0 2.5px var(--brand-50)}
.size-cell .sz-w{display:flex;flex-direction:column;line-height:1.3;min-width:0}
.size-cell .sz{font-size:13.5px;font-weight:700;letter-spacing:.1px}
.size-cell .mm{font-size:10.5px;color:var(--muted);font-weight:400}
.size-cell.on .mm{color:var(--brand-600)}
.size-note{margin-top:12px;font-size:12.5px;color:var(--muted)}
.size-flex{display:grid;grid-template-columns:1fr minmax(400px,440px);gap:20px;align-items:stretch}
.size-flex>*{min-width:0}
.size-cell[data-size="rec"]{border-style:dashed;border-color:#B9C6D8;background:#FAFBFC}
.size-cell[data-size="rec"]:hover{background:#fff}
.size-cell[data-size="rec"].on{border-style:solid;background:var(--brand-50)}
.size-cell[data-size="rec"] .sz{font-size:12.5px}
.size-chart{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 14px 11px;box-shadow:0 1px 2px rgba(16,24,40,.04),0 8px 24px -16px rgba(16,24,40,.14)}
.size-chart .t{font-size:13.5px;font-weight:700;color:var(--ink);margin-bottom:8px;display:flex;align-items:center;gap:7px}
.size-chart .t .lbl-ic{width:15px;height:15px;stroke:var(--brand);stroke-width:1.5;fill:none;flex:none}
.size-chart .live{margin-left:auto;display:inline-flex;align-items:center;gap:5px;font-size:10.5px;font-weight:600;color:#22A45D;background:#E8F8EF;border-radius:999px;padding:3px 9px}
.size-chart .live i{width:6px;height:6px;border-radius:50%;background:#22B358;animation:pv-pulse 1.6s ease-in-out infinite}
@keyframes pv-pulse{0%,100%{opacity:1}50%{opacity:.3}}
.size-chart svg{width:100%;height:auto;display:block}
#pvGuides line{stroke:#1890FF;stroke-width:1;stroke-dasharray:3 3;opacity:.5}
.pop-tag{display:inline-block;background:var(--red);color:#fff;font-size:10.5px;font-weight:600;line-height:1;padding:3px 7px;border-radius:9px;margin-left:6px;vertical-align:1px}
.size-cell .pop-tag{position:absolute;top:8px;right:8px;margin-left:0}
.size-cell .qmark{display:inline-flex;align-items:center;justify-content:center;width:15px;height:15px;border-radius:50%;background:var(--brand);color:#fff;font-size:10.5px;font-weight:700;margin-left:auto;flex:none}

/* Tabs (advanced options) */
.adv-tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:16px}
.adv-tab{background:none;border:none;padding:9px 14px;font-size:13.5px;font-weight:600;color:var(--body);border-bottom:2px solid transparent;margin-bottom:-1px;position:relative}
.adv-tab.on{color:var(--brand);border-bottom-color:var(--brand)}
.adv-tab .hint{position:absolute;top:5px;right:2px;width:6px;height:6px;background:var(--orange);border-radius:50%}
.adv-panel{display:none}
.adv-panel.on{display:block}
.step-actions{display:flex;gap:12px;margin-top:18px}
.btn-save{height:38px;padding:0 22px;background:var(--brand);color:#fff;border:none;border-radius:var(--radius);font-size:13.5px;font-weight:600}
.btn-save:hover{background:var(--brand-600)}
.btn-skip{height:38px;padding:0 22px;background:#fff;color:var(--body);border:1px solid var(--line);border-radius:var(--radius);font-size:13.5px;font-weight:500}
.btn-skip:hover{border-color:var(--brand);color:var(--brand)}

/* Artwork upload */
.art-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.art-opt{border:1.5px solid var(--line);border-radius:var(--radius);padding:16px;cursor:pointer;transition:all .15s}
.art-opt:hover{border-color:#B8CAE0}
.art-opt.on{border-color:var(--brand);background:var(--brand-50)}
.art-opt .hd{display:flex;align-items:center;gap:9px;font-weight:600;font-size:13.5px}
.art-feats{margin:10px 0 0 22px;list-style:none}
.art-feats li{font-size:12.5px;color:var(--body);display:flex;gap:6px;align-items:center;margin-top:5px}
.art-feats svg{width:12px;height:12px;stroke:var(--green);stroke-width:2.6;fill:none}
.ai-designer{margin:12px 0 0 22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:9px 12px;display:flex;align-items:center;justify-content:space-between;font-size:12.5px}
.ai-designer .t b{color:var(--brand);font-weight:700}
.ai-designer .try{color:var(--brand);font-weight:600;text-decoration:none;font-size:12.5px}
.comments-lbl{font-size:13.5px;font-weight:600;margin:20px 0 4px}
.intent-tags{display:flex;gap:8px;flex-wrap:wrap;margin:8px 0 12px}
.itag{border:none;border-radius:999px;padding:5px 13px;font-size:12.5px;color:var(--body);background:#F2F3F5;cursor:pointer}
.itag.on{color:var(--brand);background:var(--brand-50)}
.itag.sub{color:#A9B0BC;background:#F7F8FA}
textarea.cmt{width:100%;min-height:84px;border:1px solid var(--line);border-radius:var(--radius);padding:10px 12px;font-size:13.5px;resize:vertical;outline:none;color:var(--ink)}
textarea.cmt:focus{border-color:var(--brand)}

/* Turnaround */
.ta-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.ta-card{border:1.5px solid var(--line);border-radius:var(--radius);padding:16px;cursor:pointer;position:relative;transition:all .15s;background:#fff}
.ta-card:hover{border-color:#B8CAE0}
.ta-card.on{border-color:var(--brand);box-shadow:0 0 0 2px var(--brand-50)}
.ta-card .badge{position:absolute;top:-9px;left:12px;font-size:10.5px;font-weight:700;padding:2px 8px;border-radius:var(--radius);color:#fff}
.ta-card .badge.hot{background:var(--orange)}
.ta-card .hd{font-size:13.5px;font-weight:700;display:flex;gap:8px;align-items:center}
.ta-card .ds{font-size:12.5px;color:var(--body);margin-top:6px}
.ta-0 .badge{background:var(--green)}
.ta-note{margin-top:12px;font-size:12.5px;color:var(--muted)}

/* ============ Order Summary ============ */
.summary{background:#fff;border:1px solid var(--line);border-radius:var(--radius);position:sticky;top:84px;overflow:hidden}
.summary::before{content:"";display:block;height:3px;background:linear-gradient(90deg,#3AA0FF,var(--brand) 40%,var(--brand-600))}
.summary .s-head{padding:16px 20px 10px;font-family:var(--font-display);font-weight:700;font-size:17px}
.s-rows{padding:4px 20px}
.s-row{display:flex;justify-content:space-between;align-items:center;padding:7px 0;border-bottom:1px dashed #F0F1F3;font-size:12.5px}
.s-row .k{color:var(--muted)}
.s-row .v-wrap{display:flex;align-items:center;gap:8px}
.s-row .v{color:var(--ink);font-weight:600;max-width:150px;text-align:right;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.s-row .edit{color:var(--brand);font-size:11.5px;text-decoration:none;flex:none}
.s-row .edit:hover{text-decoration:underline}
.s-more{text-align:center;padding:8px 0 2px}
.s-more a{font-size:12.5px;color:var(--body);text-decoration:none}
.s-more .up{display:inline-block;width:6px;height:6px;border-left:1px solid var(--body);border-top:1px solid var(--body);transform:rotate(45deg);margin-left:4px}
.s-more .down{display:inline-block;width:6px;height:6px;border-left:1px solid var(--body);border-top:1px solid var(--body);transform:rotate(225deg);margin-left:4px;position:relative;top:-2px}
.s-more a:hover{color:var(--brand)}
.s-calc{padding:12px 20px 16px;border-top:1px solid var(--line);margin-top:6px}
.calc-row{display:flex;justify-content:space-between;font-size:12.5px;color:var(--body);padding:3px 0}
.calc-row[hidden]{display:none}
.calc-row .qty-in{width:90px;height:28px;border:1px solid var(--line);border-radius:var(--radius);padding:0 8px;font-size:12.5px;text-align:right;outline:none}
.calc-row .qty-in:focus{border-color:var(--brand)}
.calc-total{display:flex;justify-content:flex-end;align-items:baseline;gap:10px;padding:10px 0 14px}
.calc-total .tl{font-size:13.5px;color:var(--body)}
.calc-total .amt{font-family:var(--font-display);font-size:24px;font-weight:800;background:linear-gradient(180deg,#2E6FD8,#0E7AE6);-webkit-background-clip:text;background-clip:text;color:transparent}
.cur-sel{border:1px solid var(--line);border-radius:var(--radius);font-size:12.5px;padding:3px 6px;color:var(--body);background:#fff}
.s-ctas{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:0 20px}
.btn-inquiry{height:42px;border:none;border-radius:var(--radius);background:var(--brand);color:#fff;font-size:13.5px;font-weight:700}
.btn-inquiry:hover{background:var(--brand-600)}
.btn-atc{height:42px;border:1.5px solid var(--brand);border-radius:var(--radius);background:#fff;color:var(--brand);font-size:13.5px;font-weight:700}
.btn-atc:hover{background:var(--brand-50)}
.s-perks{display:flex;justify-content:center;gap:22px;padding:12px 20px 16px;font-size:11.5px;color:var(--green);font-weight:600}
.s-perks span{display:flex;align-items:center;gap:5px}
.s-perks svg{width:12px;height:12px;stroke:var(--green);stroke-width:3;fill:none}

/* ============ Description & You May Also Like + Footer ============ */
.desc-section{background:#fff;border-top:1px solid var(--line);padding:44px 0 56px}
.desc-card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:0 1px 2px rgba(16,24,40,.04),0 8px 24px -16px rgba(16,24,40,.14)}
.desc-tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);padding:0 10px;flex-wrap:wrap}
.dtab{background:none;border:none;padding:14px 16px;font-size:13.5px;font-weight:600;color:var(--body);border-bottom:2px solid transparent;margin-bottom:-1px;cursor:pointer;transition:color .15s;font-family:inherit}
.dtab:hover{color:var(--ink)}
.dtab.on{color:var(--brand);border-bottom-color:var(--brand)}
.dpanel{display:none;padding:22px 24px 26px}
.dpanel.on{display:block;animation:dfade .25s ease}
@keyframes dfade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.dtext{font-size:13.5px;line-height:1.8;color:var(--body);max-width:880px;margin:0}
.dchips{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.dchip{border:1px solid var(--line);background:#F7F8FA;border-radius:999px;padding:5px 14px;font-size:12.5px;color:var(--body)}
.spec-list{margin:0;display:grid;grid-template-columns:1fr;gap:0;max-width:680px}
.spec-cols{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:12px 40px;align-items:start}
.spec-side{border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px 20px;background:#FAFBFC}
.spec-side h3{margin:0;font-family:var(--font-display);font-size:14px;font-weight:700;color:var(--ink)}
.spec-side .dl-row{display:flex;align-items:center;gap:9px;margin-top:12px;font-size:12.5px;color:var(--brand);text-decoration:none;font-weight:600}
.spec-side .dl-row:hover{text-decoration:underline}
.spec-side .dl-row svg{width:15px;height:15px;stroke:var(--brand);fill:none;stroke-width:1.6;flex:none}
.spec-side .dl-row .fmt{margin-left:auto;color:var(--muted);font-weight:400;font-size:11.5px}
.spec-side .certs{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}
.spec-side .cert{border:1px solid #CDEEDD;background:#E6FBF2;border-radius:999px;padding:4px 11px;font-size:11.5px;color:#0F8A47;font-weight:600}
.spec-side .spec-help{margin-top:14px;font-size:12.5px;color:var(--body);line-height:1.6}
.spec-side .spec-help a{color:var(--brand);font-weight:600;text-decoration:none}
.spec-side .spec-help a:hover{text-decoration:underline}
.spec-row{display:flex;gap:14px;padding:11px 2px;border-bottom:1px solid var(--line);font-size:13.5px}
.spec-row:last-child{border-bottom:none}
.spec-row dt{width:150px;flex:none;color:var(--muted)}
.spec-row dd{margin:0;color:var(--ink)}
.rev-sum{display:flex;align-items:center;gap:16px;padding-bottom:16px;border-bottom:1px solid var(--line);margin-bottom:16px}
.rev-score{font-family:var(--font-display);font-size:42px;font-weight:800;color:var(--ink);line-height:1}
.rev-stars{color:#F7BA1E;font-size:15px;letter-spacing:2px}
.rev-stars.sm{font-size:11.5px;letter-spacing:1px}
.rev-count{font-size:12.5px;color:var(--muted);margin-top:3px}
.rev-list{max-width:680px}
.rev-row{padding:14px 0 16px;border-bottom:1px solid var(--line)}
.rev-row:last-child{border-bottom:none;padding-bottom:2px}
.rev-top{display:flex;align-items:center;justify-content:space-between;font-size:13.5px;color:var(--ink)}
.rev-date{font-size:11.5px;color:var(--muted);font-weight:400}
.rev-row .rev-stars{margin-top:4px}
.rev-row p{margin:7px 0 0;font-size:13.5px;line-height:1.7;color:var(--body)}
.rev-cols{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:12px 40px;align-items:start}
.rev-side{border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px 20px;background:#FAFBFC}
.rev-side h3{margin:0;font-family:var(--font-display);font-size:14px;font-weight:700;color:var(--ink)}
.rev-side .rs-row{display:flex;align-items:center;gap:10px;margin-top:12px;font-size:12.5px;color:var(--body)}
.rev-side .rs-star{width:30px;flex:none;color:var(--ink);font-weight:600;font-variant-numeric:tabular-nums}
.rev-side .rs-bar{flex:1;height:7px;border-radius:4px;background:#EEF0F3;overflow:hidden}
.rev-side .rs-bar i{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,#FFC53D,#FAAD14)}
.rev-side .rs-pct{width:40px;flex:none;text-align:right;color:var(--muted);font-variant-numeric:tabular-nums}
.rev-side .rs-rec{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:12.5px;color:var(--body);line-height:1.6}
.rev-side .rs-rec b{color:var(--green);font-size:15px;font-weight:800}
.rev-side .btn-rev{margin-top:14px;width:100%;height:34px;border:none;border-radius:var(--radius);background:linear-gradient(180deg,#3AA0FF 0%,var(--brand) 55%,var(--brand-600) 100%);color:#fff;font-size:12.5px;font-weight:700;cursor:pointer;font-family:inherit;box-shadow:0 2px 6px rgba(24,144,255,.28);transition:transform .16s,box-shadow .16s}
.rev-side .btn-rev:hover{transform:translateY(-1px);box-shadow:0 5px 12px rgba(24,144,255,.38)}
.rev-side .btn-rev:active{transform:translateY(0);box-shadow:0 1px 4px rgba(24,144,255,.3)}
.ship-h{font-size:14px;font-weight:700;color:var(--ink);margin:0 0 6px}
.ship-sub{font-size:12.5px;color:var(--body);margin:0 0 16px;line-height:1.6}
.ship-cols{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,360px);gap:12px 40px;align-items:center}
.ship-visual{position:relative;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(135deg,#F5FAFF,#EAF3FD);overflow:hidden;min-height:186px}
.ship-visual>svg{position:absolute;inset:0;width:100%;height:100%;display:block}
.sv-badge{position:absolute;z-index:1;background:#fff;border:1px solid var(--line);border-radius:999px;box-shadow:0 6px 14px -8px rgba(29,33,41,.28);font-size:11.5px;font-weight:600;color:var(--ink);padding:5px 11px;display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.sv-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--brand);flex:none}
.sv-b1{left:14px;bottom:12px}
.sv-b2{right:14px;top:12px;color:var(--brand-600)}
.ship-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;max-width:640px}
.ship-card{border:1px solid var(--line);background:#FAFBFC;border-radius:var(--radius);padding:12px 14px;transition:border-color .15s,background .15s}
.ship-card:hover{border-color:#C9DDF5;background:#fff}
.ship-card b{display:block;font-size:13.5px;color:var(--ink)}
.ship-card span{font-size:12.5px;color:var(--muted);margin-top:3px;display:block}
.ymal{margin-top:48px}
.ymal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.ymal-head h3{font-family:var(--font-display);font-size:20px;font-weight:800;margin:0;color:var(--ink);display:flex;align-items:center;gap:10px}
.ymal-head h3::before{content:"";width:4px;height:18px;border-radius:2px;background:var(--brand);flex:none}
.ymal-all{font-size:13.5px;font-weight:600;color:var(--brand);text-decoration:none}
.ymal-all:hover{text-decoration:underline}
.ymal-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.ycard{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;text-decoration:none;transition:transform .16s,box-shadow .16s,border-color .16s}
.ycard:hover{transform:translateY(-3px);box-shadow:0 10px 22px -10px rgba(16,24,40,.18);border-color:#C9DDF5}
.ycard .ph{display:block;aspect-ratio:4/3;background:#F2F3F5}
.ycard .ph img{width:100%;height:100%;object-fit:cover;display:block}
@media(hover:hover){.ycard:hover .ph img{transform:scale(1.04)}}
.ycard .ph{overflow:hidden}
.ycard .ph img{transition:transform .3s}
.ycard .ph-empty{display:flex;align-items:center;justify-content:center}
.ycard .ph-empty svg{width:46px;height:46px;stroke:#C2C7D0;stroke-width:1.4;fill:none}
.yc-cap{display:block;padding:11px 13px 13px}
.yc-cap b{display:block;font-size:13.5px;color:var(--ink)}
.yc-meta{display:flex;align-items:center;justify-content:space-between;margin-top:6px}
.yc-meta em{font-style:normal;font-size:13.5px;font-weight:800;color:var(--brand)}
.yc-meta i{font-style:normal;font-size:11.5px;color:var(--muted);background:#F2F3F5;border-radius:999px;padding:2px 9px}
footer.site{background:var(--ink);color:#98A2B3;padding:56px 0 0;font-size:13.5px}
footer.site .ft-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1fr;gap:36px;padding-bottom:48px;height:auto;align-items:start}
.ft-brand .logo{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.ft-brand .logo i{width:34px;height:34px;border-radius:50%;background:var(--brand);color:#fff;font-style:normal;font-weight:800;font-size:11.5px;display:flex;align-items:center;justify-content:center;font-family:var(--font-display);flex:none}
.ft-brand .logo b{color:#fff;font-size:17px;font-family:var(--font-display);font-weight:700}
.ft-brand p{margin:0 0 18px;line-height:1.75;font-size:12.5px;max-width:250px}
.ft-contact{display:flex;flex-direction:column;gap:10px}
.ft-contact span{display:flex;align-items:center;gap:9px;font-size:12.5px}
.ft-contact svg{width:14px;height:14px;stroke:#98A2B3;stroke-width:1.4;fill:none;flex:none}
.ft-col h4{color:#7A8699;font-size:11.5px;letter-spacing:1.4px;font-weight:700;margin:6px 0 14px;text-transform:uppercase;font-family:var(--font-display)}
.ft-col a{display:block;color:#C9CDD4;text-decoration:none;padding:5px 0;font-size:12.5px;transition:color .15s}
.ft-col a:hover{color:#fff}
.ft-bottom{border-top:1px solid rgba(255,255,255,.08)}
.ft-bottom .wrap{display:flex;align-items:center;justify-content:space-between;min-height:52px;height:auto;flex-wrap:wrap;gap:8px;padding-top:10px;padding-bottom:10px}
.pay{display:flex;gap:18px;font-size:11.5px;letter-spacing:1.2px;color:#667085;font-weight:600}
.ft-legal{font-size:12.5px}
.ft-legal a{color:#C9CDD4;text-decoration:none;margin-left:16px}
.ft-legal a:hover{color:#fff}
@media (max-width:1024px){
  footer.site .ft-grid{grid-template-columns:1fr 1fr;gap:28px}
  .ft-brand{grid-column:1/-1}
}

/* toast */
#toast{position:fixed;left:50%;bottom:36px;transform:translateX(-50%) translateY(20px);background:var(--ink);color:#fff;padding:11px 22px;border-radius:var(--radius);font-size:13.5px;opacity:0;pointer-events:none;transition:all .25s;z-index:99;box-shadow:0 12px 32px -8px rgba(29,33,41,.45);backdrop-filter:blur(6px)}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ============ Deep polish pass ============ */
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:#F2F3F5}
::-webkit-scrollbar-thumb{background:#C9CDD4;border-radius:6px;border:2px solid #F2F3F5}
::-webkit-scrollbar-thumb:hover{background:#A9B0BC}
html{scrollbar-width:thin;scrollbar-color:#C9CDD4 #F2F3F5}
.gallery-nav:hover{border-color:var(--brand);box-shadow:0 4px 12px rgba(24,144,255,.22)}
.gallery-nav:hover svg path{stroke:var(--brand)}
.gallery-nav:active{transform:translateY(-50%) scale(.94)}
.gallery-nav{transition:all .16s}
.img-count,.zoom-hint{backdrop-filter:blur(4px);background:rgba(29,33,41,.55);border-radius:6px}
.tchip{transition:transform .16s,box-shadow .16s}
.tchip:hover{transform:translateY(-1px);box-shadow:0 4px 12px -4px rgba(24,144,255,.35)}
.gallery-main .big{animation:imgfade .35s ease}
.gallery-main .big.fade{animation:imgfade .35s ease}
@keyframes imgfade{from{opacity:.35}to{opacity:1}}
.hs b{background:linear-gradient(180deg,#2E6FD8 0%,#0E7AE6 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
}

/* ============ Large screen ============ */
@media (min-width:1440px){
  .p-title{font-size:34px}
  .p-desc{font-size:15px;max-width:680px}
  .img-cards{grid-template-columns:repeat(auto-fill,minmax(210px,1fr))}
  .size-flex{grid-template-columns:1fr 440px}
  .step{padding:26px 30px 28px}
}

/* ============ Advanced Options grids ============ */
.border-grid{grid-template-columns:repeat(3,1fr)}
.border-grid .ph{aspect-ratio:1.336}
.shape-grid{grid-template-columns:repeat(5,1fr)}
.shape-grid .ph{aspect-ratio:1.2}
.more-grid{grid-template-columns:repeat(4,1fr)}
.more-grid .ph{aspect-ratio:1.217}
@media (max-width:1024px){
  .border-grid{grid-template-columns:1fr}
  .shape-grid{grid-template-columns:repeat(3,1fr)}
  .more-grid{grid-template-columns:repeat(2,1fr)}
}

/* ============ Step 7 upload ============ */
.art-opt{position:relative;background:#fff}
.art-opt.art-now{border-color:#F2E2D2;overflow:hidden}
.art-opt.art-now.on{border-color:#F2E2D2;background:radial-gradient(90% 130% at 86% 60%,rgba(243,166,96,.30) 0%,rgba(247,196,141,.12) 38%,rgba(255,255,255,0) 62%),linear-gradient(160deg,#FCEFE3 0%,#FDF4EC 40%,#FFFFFF 100%)}
.art-now .cloud-ic{position:absolute;right:22px;top:50%;transform:translateY(-50%);width:92px;height:77px;z-index:0;transition:transform .25s ease;filter:drop-shadow(0 10px 16px rgba(240,127,31,.35))}
.art-now .cloud-ic::before{content:'';position:absolute;inset:-14% -12%;border-radius:50%;background:radial-gradient(circle,rgba(247,196,141,.48),rgba(247,196,141,0) 70%);z-index:-1}
.art-now .cloud-ic svg{width:100%;height:100%;display:block}
.art-opt.art-now:hover .cloud-ic{transform:translateY(calc(-50% - 3px))}
.art-now .hd,.art-now .art-feats,.art-now .art-note{position:relative;z-index:1}
.art-feats.row{display:flex;flex-wrap:wrap;gap:4px 18px}
.art-feats.row li{margin-top:8px}
.art-note{margin:9px 0 2px 22px;font-size:11.5px;color:var(--muted);line-height:1.55;max-width:72%}
.comments-card{border:1px solid var(--line);border-radius:var(--radius);background:#fff}
.comments-card .intent-tags{margin:0;padding:12px 14px}
/* 备注与标签卡分离（参考稿同构）：无边框透明底独立 textarea */
.cmt{display:block;width:100%;margin-top:12px;min-height:150px;border:none;background:transparent;resize:vertical;font:inherit;font-size:13px;color:var(--ink);line-height:1.65;padding:2px 4px}
.cmt::placeholder{color:var(--muted)}
.cmt:focus{outline:none}
.itag.lead{color:var(--ink);background:#ECEEF1;font-weight:600}

.ta-card[data-ta="0"]{background:#E6FBF2;border-color:#CDEEDD}
.ta-card[data-ta="10"]{background:#E6F3FD;border-color:#CCE1F5}
.ta-card[data-ta="20"]{background:#FFF7EA;border-color:#F3E3C8}
.ta-card .badge.fast{background:#3CBE68}
.ta-card .badge.eco{background:#F4AA2A}

/* ============ Polish pass ============ */
::selection{background:var(--brand-50)}
.step,.summary{box-shadow:0 1px 2px rgba(16,24,40,.04),0 10px 30px -18px rgba(16,24,40,.12)}
.step{scroll-margin-top:76px;transition:border-color .18s,box-shadow .18s}
.step:hover{border-color:#D6DBE4;box-shadow:0 1px 2px rgba(16,24,40,.04),0 14px 34px -18px rgba(16,24,40,.18)}
.desc-card{position:relative}
.desc-card::before{content:"";position:absolute;top:-1px;left:-1px;right:-1px;height:3px;border-radius:var(--radius) var(--radius) 0 0;background:linear-gradient(90deg,#3AA0FF,var(--brand) 40%,var(--brand-600))}
.summary .s-head{display:flex;align-items:center;gap:8px}
.summary .s-head::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--brand)}
#sUnit,#sBulk,#sSub,.calc-total .amt{font-variant-numeric:tabular-nums}
.calc-total .amt{letter-spacing:-.5px}
.btn-save,.btn-inquiry{background:linear-gradient(180deg,#3AA0FF 0%,var(--brand) 55%,var(--brand-600) 100%);transition:transform .16s,box-shadow .16s;box-shadow:0 2px 6px rgba(24,144,255,.28)}
.btn-save:hover,.btn-inquiry:hover{transform:translateY(-1px);box-shadow:0 5px 14px rgba(24,144,255,.38)}
.btn-save:active,.btn-inquiry:active{transform:translateY(0);box-shadow:0 1px 4px rgba(24,144,255,.3)}
.btn-skip{transition:all .16s}
.btn-skip:hover{border-color:#C9CDD4;color:var(--ink);background:#FAFBFC}
.btn-atc{transition:all .16s}
.btn-atc:hover{background:var(--brand-50);transform:translateY(-1px)}
.icard,.ta-card,.size-cell,.art-opt{transition:transform .16s,box-shadow .16s,border-color .16s,background .16s}
@media(hover:hover){
  .icard:hover{transform:translateY(-2px);box-shadow:0 8px 18px -8px rgba(16,24,40,.18)}
  .ta-card:hover{transform:translateY(-2px);box-shadow:0 8px 18px -8px rgba(16,24,40,.16)}
  .size-cell:hover{transform:translateY(-1px);box-shadow:0 3px 10px -3px rgba(16,24,40,.14)}
}
.ta-card{text-align:left}
.icard .ph img{transition:transform .35s ease}
@media(hover:hover){.icard:hover .ph img{transform:scale(1.045)}}
.badge-pop{box-shadow:0 2px 6px rgba(245,63,63,.35)}
.adv-tab{transition:color .15s}
.adv-tab:hover{color:var(--brand)}
.radio-dot{transition:border-color .15s}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.itag{transition:background .15s,color .15s}
.itag:hover{background:#E8EBF0}
.itag.on:hover{background:#D9EDFF}
.pill{transition:all .15s}
.pill:hover{border-color:#B8CAE0;color:var(--brand)}
/* Artwork 步骤（轴数可变，id 非固定 step7——用 class 锚定） */
.art-step .art-grid>div:first-child{display:flex;flex-direction:column}
.art-step #artNow{flex:1}
.art-step .art-grid>div:last-child{display:flex;flex-direction:column;min-height:100%}
.art-step .cmt{flex:1}

.hero-ctas .btn-inquiry{height:44px;padding:0 30px;font-size:14px;background:#fff;color:var(--brand);border:1.5px solid var(--brand);box-shadow:none}
.hero-ctas .btn-inquiry:hover{background:var(--brand-50);color:var(--brand-600);transform:translateY(-1px);box-shadow:0 4px 12px rgba(24,144,255,.18)}
.hero-ctas .btn-inquiry:active{transform:translateY(0)}
.s-ctas .btn-atc:only-child{grid-column:1/-1}

.btn-buynow{height:42px;border:none;border-radius:var(--radius);background:linear-gradient(180deg,#3AA0FF 0%,var(--brand) 55%,var(--brand-600) 100%);color:#fff;font-size:13.5px;font-weight:700;transition:transform .16s,box-shadow .16s;box-shadow:0 2px 6px rgba(24,144,255,.28)}
.btn-buynow:hover{transform:translateY(-1px);box-shadow:0 5px 14px rgba(24,144,255,.38)}
.btn-buynow:active{transform:translateY(0);box-shadow:0 1px 4px rgba(24,144,255,.3)}

/* ============ Step 7/8 polish ============ */
.art-opt{text-align:left}
.art-note{text-align:left}
.art-opt.art-now.on{border-color:#F5BE8B;box-shadow:0 0 0 2.5px rgba(242,158,78,.20)}
.art-opt.on:not(.art-now){box-shadow:0 0 0 2.5px rgba(24,144,255,.14)}
.up-cta{display:inline-flex;align-items:center;gap:7px;margin:13px 0 0 22px;padding:7px 18px;border-radius:999px;background:linear-gradient(180deg,#FFA257 0%,#F2761B 100%);color:#fff;font-size:12.5px;font-weight:700;letter-spacing:.2px;box-shadow:0 3px 8px rgba(242,118,27,.30);transition:transform .16s,box-shadow .16s;position:relative;z-index:1;width:max-content}
.art-opt:hover .up-cta{transform:translateY(-1px);box-shadow:0 5px 12px rgba(242,118,27,.38)}
.up-cta svg{width:13px;height:13px;stroke:#fff;stroke-width:1.8;fill:none}
.art-feats svg{width:14px;height:14px;padding:2.5px;box-sizing:border-box;background:#E8F8EF;border-radius:50%;stroke:#22B358;stroke-width:2.4;flex:none}
.art-opt .aside-ic{margin-left:auto;width:26px;height:26px;border-radius:50%;background:#F2F3F5;display:flex;align-items:center;justify-content:center}
.art-opt .aside-ic svg{width:14px;height:14px;stroke:#8A94A6;stroke-width:1.5;fill:none}
.comments-lbl{display:flex;align-items:center;gap:7px}
.comments-lbl .lbl-ic{width:15px;height:15px;stroke:var(--brand);stroke-width:1.5;fill:none;flex:none}
.comments-lbl .cnt{margin-left:auto;font-size:11.5px;font-weight:500;color:var(--brand)}
.itag{transition:all .15s}
.itag:not(.lead):hover{transform:translateY(-1px);box-shadow:0 3px 8px rgba(16,24,40,.08);color:var(--brand)}
.itag.on{color:#fff;background:var(--brand);font-weight:600;box-shadow:0 3px 8px rgba(24,144,255,.30)}
.comments-card{box-shadow:0 1px 2px rgba(16,24,40,.04),0 8px 24px -16px rgba(16,24,40,.14)}
.comments-card .cmt:focus{box-shadow:inset 0 0 0 1px var(--brand);background:#FBFDFF}
.info-bar{display:flex;gap:9px;align-items:flex-start;background:#F0F7FF;border:1px solid #D6E8FF;border-radius:var(--radius);padding:10px 14px;font-size:12.5px;color:var(--body);margin-bottom:14px;line-height:1.55}
.info-bar b{color:var(--brand);font-weight:700}
.info-bar svg{width:15px;height:15px;flex:none;stroke:var(--brand);stroke-width:1.5;fill:none;margin-top:2px}
.ta-card .hd{font-size:14px}
.ta-card .ds{line-height:1.6;margin-top:7px}
.ta-card .ta-ic{margin-left:auto;width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex:none}
.ta-card .ta-ic svg{width:14px;height:14px;stroke-width:1.6;fill:none}
.ta-card[data-ta="0"] .ta-ic{background:rgba(60,190,104,.16)}.ta-card[data-ta="0"] .ta-ic svg{stroke:#22A45D}
.ta-card[data-ta="10"] .ta-ic{background:rgba(24,144,255,.12)}.ta-card[data-ta="10"] .ta-ic svg{stroke:var(--brand)}
.ta-card[data-ta="20"] .ta-ic{background:rgba(244,170,42,.16)}.ta-card[data-ta="20"] .ta-ic svg{stroke:#E08E12}
.ta-card.on{box-shadow:0 0 0 2px rgba(24,144,255,.16),0 10px 20px -10px rgba(24,144,255,.30)}
.ta-card .badge{border-radius:999px;padding:2.5px 10px;box-shadow:0 2px 6px rgba(16,24,40,.18)}

/* ============ Mega nav ============ */
.mega{position:absolute;top:64px;left:0;right:0;background:#fff;border-top:1px solid var(--line);box-shadow:0 24px 40px -24px rgba(29,33,41,.28);opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .18s,transform .18s,visibility .18s;z-index:49}
.mega.open{opacity:1;visibility:visible;transform:none}
.mega-in{padding:16px clamp(24px,3.5vw,72px) 24px;display:grid;grid-template-columns:212px 180px minmax(0,1fr);gap:0 20px;align-items:start}
.mg-cats a{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:13.5px;font-weight:600;color:var(--body);text-decoration:none;padding:9px 10px;border-bottom:1px solid var(--line);transition:color .15s,background .15s}
.mg-cats a:hover,.mg-cats a.on{color:var(--brand);background:var(--brand-50)}
.mg-cats a::after{content:'';width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(-45deg);opacity:.5;flex:none}
.mg-subs{border-left:1px solid var(--line);padding-left:20px}
.mg-subs a{display:block;font-size:12.5px;font-weight:500;color:var(--body);text-decoration:none;padding:9px 12px;background:var(--bg);border-radius:6px;margin-bottom:2px;transition:color .15s,background .15s}
.mg-subs a:hover{color:var(--brand);background:var(--brand-50)}
.mg-cards{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.mg-card{display:block;text-decoration:none;color:inherit}
.mg-img{display:block;width:100%;aspect-ratio:2.05/1;border-radius:8px;overflow:hidden;background:#EEF1F4}
.mg-img img{width:100%;height:100%;object-fit:cover;display:block}
.mg-img.ph{padding:12px 14px;font-family:var(--font-display);font-size:14px;font-weight:700;color:var(--ink)}
.mg-t{display:flex;align-items:center;gap:8px;margin-top:10px;font-family:var(--font-display);font-size:14px;font-weight:700;color:var(--ink)}
.mg-badge{font-size:10.5px;font-weight:700;letter-spacing:.5px;color:#fff;background:#101418;border-radius:999px;padding:3px 9px;font-style:normal}
.mg-d{display:block;margin-top:5px;font-size:12.5px;line-height:1.55;color:var(--muted)}
.mg-shop{display:inline-block;margin-top:9px;font-family:'JetBrains Mono',ui-monospace,SFMono-Regular,Consolas,monospace;font-size:11.5px;font-weight:600;color:var(--brand)}
nav.main a{transition:color .15s}
nav.main a.on{color:var(--brand)}
nav.main a:hover .chev{stroke:var(--brand)}
nav.main a.on .chev{stroke:var(--brand);transform:rotate(180deg)}
@media(max-width:1024px){.mega{display:none}}
/* ============ Responsive ============ */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:24px}
  .config-grid{grid-template-columns:1fr}
  .summary{position:static}
  nav.main{display:none}
  .size-flex{grid-template-columns:1fr}
  .ymal-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  .site .wrap{gap:14px}
  .hdr-actions{gap:12px}
  .hdr-actions .icon-btn{font-size:0;gap:0}
  .cart-btn{padding:0 12px}
  .topbar .tb-l{display:none}
  .search{display:none}
  .size-grid{grid-template-columns:repeat(2,1fr)}
  .ta-grid,.art-grid{grid-template-columns:1fr}
  .s-ctas{grid-template-columns:1fr}
  .p-title{font-size:24px}
  .hero-stats{flex-wrap:wrap;gap:16px 22px}
  .hs-div{display:none}
  .hero-ctas{flex-wrap:wrap}
  .ymal-grid{grid-template-columns:1fr 1fr}
  .rev-cols{grid-template-columns:1fr}
  .spec-cols{grid-template-columns:1fr}
  .ship-grid{grid-template-columns:1fr}
  .ship-cols{grid-template-columns:1fr}
  .ship-visual{display:none}
  .spec-row dt{width:118px}
  .dpanel{padding:18px 16px 22px}
  .desc-tabs{padding:0 4px}
  .dtab{padding:12px 10px;font-size:12.5px}
  .config-zone{padding:24px 0 48px}
  .desc-section{padding:32px 0 44px}
  .ymal{margin-top:36px}
  .step{margin-bottom:14px;padding:20px 16px 22px}
  footer.site .ft-grid{grid-template-columns:1fr 1fr;gap:24px}
  .ft-bottom .wrap{flex-direction:column;align-items:flex-start}
}
/* ============ Phase 3 — Atmosphere & Refinement (beautify) ============ */
:root{
  --brand-700:#0A5FB8;
  --brand-glow:rgba(24,144,255,.22);
  --brand-glow-soft:rgba(24,144,255,.10);
  --surface-2:#FAFCFF;
  --ink-2:#2A2F38;
  --hairline:linear-gradient(90deg,transparent,rgba(229,230,235,.0) 6%,#E5E6EB 22%,#E5E6EB 78%,rgba(229,230,235,.0) 94%,transparent);
}

/* --- 1. Top brand beacon (3px gradient strip above the utility bar) --- */
body{position:relative}
body::before{content:"";position:fixed;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#3AA0FF 0%,var(--brand) 38%,#0A5FB8 72%,#063E80 100%);z-index:60;pointer-events:none;box-shadow:0 1px 8px rgba(24,144,255,.25)}

/* --- 2. Hero ambient depth: radial glow + faint dot mesh behind the gallery --- */
.hero{position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-20% -10% auto -10%;height:520px;background:radial-gradient(60% 60% at 28% 38%,rgba(24,144,255,.16) 0%,rgba(24,144,255,.06) 38%,rgba(24,144,255,0) 72%);pointer-events:none;z-index:0}
.hero::after{content:"";position:absolute;inset:0;background-image:radial-gradient(circle,#D6E4F5 1px,transparent 1.2px);background-size:22px 22px;background-position:0 0;opacity:.22;mask-image:linear-gradient(180deg,rgba(0,0,0,.7),rgba(0,0,0,0) 78%);-webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.7),rgba(0,0,0,0) 78%);pointer-events:none;z-index:0}
.hero .wrap{position:relative;z-index:1}
.gallery-main{border-color:#E4ECF5;box-shadow:0 1px 2px rgba(16,24,40,.05),0 18px 44px -22px rgba(16,24,40,.28),0 0 0 6px rgba(255,255,255,.6) inset,0 0 0 7px rgba(24,144,255,.06) inset}
.gallery-main::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.18) 0%,rgba(255,255,255,0) 38%,rgba(24,144,255,.05) 100%);pointer-events:none;z-index:1}
.gallery-main .big{position:relative;z-index:0}
.gallery-main.is-loading .big{opacity:0}
.gallery-main.is-loading{background:linear-gradient(110deg,#EEF2F7 8%,#F8FAFC 18%,#EEF2F7 33%);background-size:200% 100%;animation:shimmer 1.4s linear infinite}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}
/* subtle floating "zoom" affordance ring on the gallery */
.gallery-main::before{content:"";position:absolute;right:12px;bottom:12px;width:30px;height:30px;border-radius:50%;background:rgba(24,144,255,.92);z-index:2;opacity:0;transform:scale(.7);transition:opacity .2s,transform .2s;box-shadow:0 4px 14px rgba(24,144,255,.45)}
.zoom-hint{right:50px;bottom:12px;opacity:1;background:rgba(29,33,41,.55);font-size:11.5px}
.gallery-main:hover::before{opacity:1;transform:scale(1)}

/* --- 3. Hero right column micro-polish --- */
.p-title{background:linear-gradient(180deg,#1D2129 0%,#2A3242 100%);-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:-.5px}
.p-sub{color:#5A6675}
.tchip{box-shadow:inset 0 0 0 1px rgba(24,144,255,.18)}
.hero-stats{position:relative;background:linear-gradient(90deg,rgba(24,144,255,.05),rgba(24,144,255,0) 70%);border-radius:10px;padding:18px 14px 16px;margin-top:22px;border-top:1px solid var(--line);border-left:0}
.hero-stats::before{content:"";position:absolute;left:0;top:18px;bottom:16px;width:3px;border-radius:0 3px 3px 0;background:linear-gradient(180deg,#3AA0FF,var(--brand),#0A5FB8)}
.hs b{background:linear-gradient(180deg,#0A5FB8 0%,var(--brand-600) 50%,var(--brand) 100%);-webkit-background-clip:text;background-clip:text;color:transparent;font-size:18.5px}
.hs span{letter-spacing:.1px}

/* --- 4. Configurator zone atmosphere --- */
.config-zone{position:relative;background:linear-gradient(180deg,var(--surface-2) 0%,#F5F8FC 100%);border-top:1px solid #ECF1F7}
.config-zone::before{content:"";position:absolute;top:0;left:0;right:0;height:140px;background-image:radial-gradient(circle,#D6E4F5 1px,transparent 1.2px);background-size:20px 20px;opacity:.35;mask-image:linear-gradient(180deg,rgba(0,0,0,.9),rgba(0,0,0,0));-webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),rgba(0,0,0,0));pointer-events:none}
.config-zone::after{content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:240px;height:3px;background:linear-gradient(90deg,transparent,var(--brand) 50%,transparent);border-radius:0 0 4px 4px;opacity:.7}
.config-zone .wrap{position:relative;z-index:1}

/* --- 5. Step number badges (CSS counter) + enhanced hover --- */
.steps-col{counter-reset: step}
.step{counter-increment: step;position:relative}
.step-head{display:flex;align-items:center;gap:10px;margin-bottom:4px;position:relative}
.step-head::after{content: counter(step, decimal-leading-zero);font-family:'JetBrains Mono',ui-monospace,SFMono-Regular,Consolas,monospace;font-size:11.5px;font-weight:700;color:var(--brand-600);background:var(--brand-50);border:1px solid rgba(24,144,255,.18);border-radius:6px;padding:2px 7px;letter-spacing:.8px;line-height:1;flex:none;transition:all .18s}
.step:hover .step-head::after{background:var(--brand);color:#fff;border-color:var(--brand);box-shadow:0 3px 10px rgba(24,144,255,.30)}
.step-title{transition:color .15s}
.step:hover .step-title{color:#0A5FB8}
.step{background:linear-gradient(180deg,#FFFFFF 0%,#FCFEFF 100%)}
.step:hover{box-shadow:0 1px 2px rgba(16,24,40,.04),0 18px 40px -20px rgba(16,24,40,.22),0 0 0 1px rgba(24,144,255,.16)}

/* --- 6. Sticky order summary: frosted when page is scrolled --- */
body.is-scrolled .summary{backdrop-filter:saturate(140%) blur(10px);-webkit-backdrop-filter:saturate(140%) blur(10px);background:rgba(255,255,255,.86);box-shadow:0 1px 2px rgba(16,24,40,.04),0 18px 40px -18px rgba(16,24,40,.22),0 0 0 1px rgba(24,144,255,.10)}
body.is-scrolled .summary .s-head{color:#0A5FB8}

/* --- 7. Summary total pulse on update --- */
@keyframes amtPulse{0%{transform:scale(1);filter:none}30%{transform:scale(1.06);filter:drop-shadow(0 4px 14px rgba(24,144,255,.55))}100%{transform:scale(1);filter:none}}
.calc-total .amt.pulse{animation:amtPulse .55s ease}
.calc-total{transition:transform .2s}

/* --- 8. (vertical scroll-progress rail removed per user request) --- */
.steps-col{position:relative}

/* --- 9. Description section: soft transition + refined card --- */
.desc-section{position:relative;background:linear-gradient(180deg,#F5F8FC 0%,#FFFFFF 18%)}
.desc-section::before{content:"";position:absolute;top:-1px;left:0;right:0;height:1px;background:var(--hairline)}
.desc-card{overflow:hidden;background:linear-gradient(180deg,#FFFFFF,#FCFEFF)}
.desc-card::after{content:"";position:absolute;top:3px;left:-1px;right:-1px;height:120px;background:linear-gradient(180deg,rgba(24,144,255,.04),rgba(24,144,255,0));pointer-events:none;border-radius:var(--radius) var(--radius) 0 0}

/* --- 10. YMAL: corner accent on hover --- */
.ycard{position:relative}
.ycard::before{content:"";position:absolute;top:0;right:0;width:0;height:0;border-style:solid;border-width:0 28px 28px 0;border-color:transparent var(--brand) transparent transparent;opacity:0;transform:scale(.6);transform-origin:top right;transition:opacity .2s,transform .25s;z-index:2}
.ycard:hover::before{opacity:1;transform:scale(1)}
.ycard::after{content:"Best Seller";position:absolute;top:5px;right:4px;color:#fff;font-size:9.5px;font-weight:700;letter-spacing:.3px;opacity:0;transition:opacity .2s;z-index:3;text-shadow:0 1px 2px rgba(0,0,0,.2)}
.ycard:hover::after{opacity:1}

/* --- 11. Footer: gradient top + refined column hovers --- */
footer.site{position:relative;background:linear-gradient(180deg,#0F1218 0%,var(--ink) 40%)}
footer.site::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--brand) 30%,#0A5FB8 70%,transparent);opacity:.85}
.ft-col a{position:relative;padding-left:0;transition:color .18s,padding-left .18s}
.ft-col a:hover{padding-left:6px}
.ft-col a:hover::before{content:"";position:absolute;left:0;top:50%;width:4px;height:4px;background:var(--brand);border-radius:50%;transform:translateY(-50%)}
.ft-contact span{transition:color .15s}
.ft-contact span:hover{color:#D4DAE4}

/* --- 12. Refined focus-visible (soft brand glow) --- */
.btn-free:focus-visible,.btn-confirm:focus-visible,.btn-save:focus-visible,.btn-skip:focus-visible,.btn-inquiry:focus-visible,.btn-atc:focus-visible,.btn-buynow:focus-visible,.btn-rev:focus-visible,.pill:focus-visible,.qchip:focus-visible,.itag:focus-visible,.pills a:focus-visible{outline:none;box-shadow:0 0 0 3px var(--brand-glow-soft),0 0 0 1.5px var(--brand)}
input:focus-visible,textarea:focus-visible,select:focus-visible{outline:none;box-shadow:0 0 0 3px var(--brand-glow-soft);border-color:var(--brand)}
.dtab:focus-visible,.adv-tab:focus-visible{outline:none;box-shadow:inset 0 0 0 2px var(--brand-glow-soft);border-radius:4px}

/* --- 13. Scroll-noticed polish (.noticed + .is-noticed) ---
   Content is always fully visible (safe for static renders and screenshots).
   When an element enters the viewport, a soft brand ring briefly pings on it. */
.noticed{ /* intentionally no hidden state */ }
@keyframes noticedPing{
  0%   { box-shadow: 0 0 0 0 rgba(24,144,255,0); }
  35%  { box-shadow: 0 0 0 6px rgba(24,144,255,.10); }
  100% { box-shadow: 0 0 0 0 rgba(24,144,255,0); }
}
.noticed.is-noticed{ animation: noticedPing 1.1s cubic-bezier(.2,.7,.2,1) both; }
.noticed[data-rd="1"].is-noticed{ animation-delay:.06s }
.noticed[data-rd="2"].is-noticed{ animation-delay:.12s }
.noticed[data-rd="3"].is-noticed{ animation-delay:.18s }
@media(prefers-reduced-motion:reduce){
  .gallery-main.is-loading{animation:none}
  .calc-total .amt.pulse{animation:none}
  .noticed.is-noticed{animation:none}
}

/* --- 14. Subtle hairline between hero and config-zone --- */
.hero{border-bottom:1px solid transparent;border-image:var(--hairline) 1}

/* --- 15. Refined scrollbar (slimmer, brand thumb) --- */
::-webkit-scrollbar-thumb{background:linear-gradient(180deg,#C9CDD4,#B6BBC6)}
::-webkit-scrollbar-thumb:hover{background:linear-gradient(180deg,#A9B0BC,#8E95A4)}

/* --- 16. Selection --- */
::selection{background:#BFDCFF;color:#0A5FB8}

/* --- 17. Step 7/8 fine details (additive) --- */
.info-bar{box-shadow:inset 0 0 0 1px rgba(24,144,255,.10)}
.ta-card .hd{font-family:var(--font-display)}

/* --- 18. Topbar subtle brand-tinted left accent --- */
.topbar{position:relative}
.topbar::after{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:linear-gradient(180deg,var(--brand),#0A5FB8);opacity:.85}

/* Footer legal links — size/weight/color aligned with copyright text */
.ft-legal-links{display:inline-flex;align-items:center;margin-left:14px;vertical-align:middle}
.ft-legal-links::before{content:"";width:1px;height:11px;background:rgba(255,255,255,.14);margin-right:14px}
.ft-legal-links a{color:inherit;font-size:11.5px;font-weight:400;margin-left:0}
.ft-legal-links a:hover{color:#fff;text-decoration:underline}
.ft-sep{display:inline-block;width:1px;height:10px;background:rgba(255,255,255,.16);margin:0 10px}

/* Samples Photos Collection panel — uniform full-width photo wall */
.samples-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px}
.sample-tile{margin:0;position:relative;border-radius:6px;overflow:hidden;background:#F2F5F9;aspect-ratio:1/1}
.sample-tile img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease}
.sample-tile:hover img{transform:scale(1.035)}
.sample-tile figcaption{position:absolute;left:0;right:0;bottom:0;display:flex;flex-direction:column;gap:1px;padding:28px 14px 10px;background:linear-gradient(180deg,rgba(16,24,40,0),rgba(16,24,40,.62));opacity:0;transition:opacity .2s}
.sample-tile:hover figcaption{opacity:1}
.sample-tile figcaption b{font-size:12.5px;color:#fff}
.sample-tile figcaption span{font-size:11px;color:rgba(255,255,255,.85)}
.sample-tile.is-hidden{display:none}
.samples-more{margin:16px auto 0;text-align:center}
.btn-more-photos{height:40px;padding:0 24px;border:1px solid var(--ink);background:#fff;color:var(--ink);border-radius:6px;font-size:13px;font-weight:600;cursor:pointer;font-family:inherit;transition:background .15s,color .15s}
.btn-more-photos:hover{background:var(--ink);color:#fff}
@media (max-width:760px){.samples-grid{grid-template-columns:repeat(2,1fr)}}
.sample-tile{cursor:zoom-in}

/* Samples lightbox — click-to-zoom with review side panel */
.slb{position:fixed;inset:0;background:rgba(29,33,41,.88);z-index:120;display:none;align-items:center;justify-content:center;padding:32px 72px}
.slb.open{display:flex}
.slb-stage{position:relative;display:flex;align-items:stretch;width:100%;max-width:1360px;height:min(88vh,740px);background:#fff;border-radius:10px;overflow:hidden;box-shadow:0 24px 70px rgba(0,0,0,.35)}
.slb-imgwrap{flex:1;min-width:0;background:#fff}
.slb-imgwrap img{width:100%;height:100%;object-fit:contain;display:block}
.slb-side{width:320px;flex:none;background:#fff;display:flex;flex-direction:column;overflow-y:auto;border-left:1px solid var(--line)}
.slb-prod{display:flex;gap:12px;padding:16px;border-bottom:1px solid var(--line);align-items:center}
.slb-prod img{width:64px;height:64px;border-radius:6px;object-fit:cover;border:1px solid var(--line)}
.slb-prod-meta{flex:1;min-width:0}
.slb-prod-score{font-size:15px;font-weight:800;color:var(--ink)}
.slb-prod-score .slb-stars{color:#F5A623;font-size:12px;margin-left:4px;letter-spacing:1px}
.slb-prod-name{font-size:12.5px;color:var(--body);margin-top:2px}
.slb-view{margin-top:8px;height:30px;padding:0 18px;background:var(--brand);border:none;border-radius:6px;color:#fff;font-size:12px;font-weight:700;cursor:pointer}
.slb-view:hover{background:var(--brand-600)}
.slb-review{padding:16px;display:flex;flex-direction:column;gap:8px;flex:1}
.slb-rhead{display:flex;align-items:center;gap:10px}
.slb-avatar{width:36px;height:36px;border-radius:50%;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;flex:none}
.slb-rname{font-size:13px;font-weight:700;color:var(--ink)}
.slb-verified{font-size:11px;color:var(--brand)}
.slb-rdate{margin-left:auto;font-size:11.5px;color:var(--muted)}
.slb-rstars{color:#F5A623;font-size:13px;letter-spacing:2px}
.slb-rtitle{font-size:13.5px;font-weight:700;color:var(--ink)}
.slb-rtext{font-size:12.5px;color:var(--body);line-height:1.65;margin:0}
.slb-ractions{display:flex;align-items:center;gap:14px;margin-top:auto;padding-top:10px;border-top:1px solid var(--line)}
.slb-act{background:none;border:none;cursor:pointer;font-size:12px;color:var(--muted);display:flex;align-items:center;gap:5px;padding:0;font-family:inherit}
.slb-act:hover{color:var(--brand)}
.slb-close{position:absolute;top:18px;right:22px;width:44px;height:44px;border-radius:50%;background:#fff;border:none;color:#1D2129;font-size:22px;line-height:1;cursor:pointer;z-index:2;box-shadow:0 4px 14px rgba(0,0,0,.28);transition:transform .15s,box-shadow .15s}
.slb-close:hover{transform:scale(1.08);box-shadow:0 6px 18px rgba(0,0,0,.32)}
.slb-prev,.slb-next{position:absolute;top:50%;transform:translateY(-50%);width:52px;height:52px;border-radius:50%;background:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:2;box-shadow:0 4px 14px rgba(0,0,0,.28);transition:transform .15s,box-shadow .15s}
.slb-prev{left:18px}.slb-next{right:18px}
.slb-prev:hover,.slb-next:hover{transform:translateY(-50%) scale(1.06);box-shadow:0 6px 18px rgba(0,0,0,.32)}
.slb-prev svg,.slb-next svg{width:24px;height:24px}
.slb-count{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);background:rgba(20,24,28,.62);color:#E8EAED;font-size:11.5px;padding:4px 12px;border-radius:12px;z-index:2}
.slb.open{animation:slbFade .22s ease}
.slb.open .slb-stage{animation:slbPop .3s cubic-bezier(.2,.8,.3,1)}
.slb-imgwrap img{transition:opacity .16s ease}
.slb-prev:active,.slb-next:active{transform:translateY(-50%) scale(.94)}
.slb-close:active{transform:scale(.94)}
@keyframes slbFade{from{opacity:0}to{opacity:1}}
@keyframes slbPop{from{opacity:0;transform:scale(.94) translateY(12px)}to{opacity:1;transform:none}}
@media (max-width:860px){.slb{padding:16px 10px}.slb-stage{flex-direction:column;height:auto;max-height:94vh;overflow-y:auto}.slb-imgwrap{height:56vh;flex:none}.slb-side{width:100%}.slb-prev{left:8px}.slb-next{right:8px}}

/* --- Hero right column display refinement --- */
.p-sub{margin-top:10px;letter-spacing:.1px}
.rating{margin-top:14px}
.rating a:hover{text-decoration:underline}
.p-lead{margin-top:16px}
.trust-chips{margin-top:20px;row-gap:8px}
.hero-ctas{margin-top:26px}
.btn-free{transition:transform .16s,box-shadow .16s,background .15s;box-shadow:0 2px 6px rgba(24,144,255,.28)}
.btn-free:hover{transform:translateY(-1px);box-shadow:0 5px 14px rgba(24,144,255,.38)}
.btn-free:active{transform:translateY(0);box-shadow:0 1px 4px rgba(24,144,255,.3)}
.hero-stats{margin-top:26px;border-top:none;padding:16px 18px 15px 20px}
.hero-stats::before{top:16px;bottom:15px}
.hs{gap:2px}
.hs b{font-size:19px}
.hs span{font-size:12px}

/* --- Breadcrumb refinement (minimal) --- */
.crumbs{padding-top:0;background:#fff;border-bottom:none}
.crumbs .wrap{padding-top:16px;padding-bottom:16px;font-size:12px}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--ink)}
.crumbs .sep{border-color:#D8DDE4}
.crumbs .cur{font-weight:500}

/* --- Minimal style pass --- */
body::before{display:none}
.hero::before,.hero::after{display:none}
.gallery-main{box-shadow:none;border-color:var(--line)}
.gallery-main::before,.gallery-main::after{display:none}
.p-title{background:none;-webkit-background-clip:border-box;background-clip:border-box;color:var(--ink)}
.tchip{box-shadow:none}
.tchip:hover{transform:none;box-shadow:none;color:#0A5FB8}
.hero-stats{background:none;border-radius:0;padding:18px 0 0;border-top:1px solid var(--line)}
.hero-stats::before{display:none}
.hs b{background:none;-webkit-background-clip:border-box;background-clip:border-box;color:var(--ink)}
.config-zone{background:#fff;border-top:1px solid var(--line)}
.config-zone::before,.config-zone::after{display:none}
.step{background:#fff}
.step:hover{box-shadow:0 6px 16px -10px rgba(16,24,40,.12)}
.step:hover .step-head::after{box-shadow:none}
body.is-scrolled .summary{backdrop-filter:none;-webkit-backdrop-filter:none;background:#fff;box-shadow:0 8px 24px -16px rgba(16,24,40,.18)}
body.is-scrolled .summary .s-head{color:inherit}
.calc-total .amt.pulse{animation:none}
.desc-section{background:#fff}
.desc-card{background:#fff}
.desc-card::after{display:none}
.ycard::before,.ycard::after{display:none}
footer.site{background:var(--ink)}
footer.site::before{display:none}
.ft-col a:hover{padding-left:0}
.ft-col a:hover::before{display:none}
.noticed.is-noticed{animation:none}
.topbar::after{display:none}
.btn-save,.btn-inquiry{background:var(--brand);box-shadow:none;transition:background .15s}
.btn-save:hover,.btn-inquiry:hover{transform:none;box-shadow:none;background:var(--brand-600)}
.btn-save:active,.btn-inquiry:active{transform:none}
.btn-free{box-shadow:none}
.btn-free:hover{transform:none;box-shadow:none}
.btn-free:active{transform:none}

/* --- Upload card: reserve space for the cloud icon --- */
.art-now{padding-right:142px}
.art-now .art-note{max-width:100%}
@media (max-width:760px){.art-now{padding-right:118px}.art-now .cloud-ic{width:78px;height:66px;right:16px}}

/* --- Size chart: real-world reference block --- */
.size-chart{display:flex;flex-direction:column}
#pvRef{margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}
#pvRef .ref-t{font-size:12px;font-weight:700;color:var(--ink);margin-bottom:10px}
#pvRef .ref-row{display:flex;align-items:center;gap:10px;margin-bottom:8px}
#pvRef .ref-l{flex:none;width:128px;font-size:11.5px;color:var(--body)}
#pvRef .ref-lm{color:var(--muted)}
#pvRef .ref-bar{flex:1;height:8px;border-radius:4px;background:#F2F3F5;position:relative;overflow:hidden}
#pvRef .ref-bar i{position:absolute;left:0;top:0;bottom:0;border-radius:4px;background:var(--brand)}
#pvRef .ref-bar .ref-card{background:#C9CDD4}
#pvRef .ref-note{margin-top:2px;font-size:11px;color:var(--muted);line-height:1.5}
#pvRef .ref-bar i{transition:width .3s ease}

/* --- Deep polish pass: rhythm, states, motion (minimal-compatible) --- */
/* Skip link for keyboard users */
.skip-link{position:fixed;top:-48px;left:16px;z-index:200;background:var(--ink);color:#fff;padding:9px 16px;border-radius:6px;font-size:13px;font-weight:600;text-decoration:none;transition:top .18s}
.skip-link:focus{top:12px}

/* Base */
html{scroll-behavior:smooth}
body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}
::selection{background:#BFDCFF;color:#0A5FB8}

/* Subtle custom scrollbar */
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:#D3D8E0;border-radius:8px;border:2px solid #F5F7FA}
::-webkit-scrollbar-thumb:hover{background:#B9C2CE}
*{scrollbar-width:thin;scrollbar-color:#D3D8E0 transparent}

/* Tabular numerals for stats, prices, counters */
.rev-score,.hs b,.rs-pct,.calc-total .amt,.img-count,.slb-count,.yc-meta em,.yc-meta i{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}

/* Tabs: smooth underline + ink hover */
.dtab{transition:color .18s,border-color .22s ease}
.dtab:not(.on):hover{color:var(--ink);border-bottom-color:#C9CDD4}
.adv-tab{transition:color .18s,border-color .18s,background .18s}
.adv-tab:not(.on):hover{color:var(--ink);border-color:#C9CDD4}

/* Unified soft resting elevation for cards */
.desc-card,.size-chart{box-shadow:0 1px 2px rgba(16,24,40,.03),0 10px 28px -18px rgba(16,24,40,.12)}
.desc-card,.size-chart{transition:box-shadow .25s ease,border-color .25s ease}
.desc-card:hover,.size-chart:hover{border-color:#D6DBE4}

/* Reviews: cleaner list rhythm */
.rev-list .rev-row:last-child{border-bottom:none}
.rev-list .rev-row{padding:16px 2px}
.rev-score{letter-spacing:-.5px}
.rev-stars{letter-spacing:2px}

/* Footer links: quiet micro-interaction */
.ft-col a{transition:color .15s}
.ft-legal-links a{transition:color .15s}

/* Sample wall: slightly deeper hover lift */
.sample-tile img{transform:scale(1)}
.sample-tile:hover img{transform:scale(1.04)}

/* Respect reduced-motion users */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}

/* --- Refinement pass 3: summary card, step badge, micro-details --- */
/* Summary rows: solid hairlines instead of dashed; clean last row */
.s-row{border-bottom:1px solid #F0F1F3}
.s-rows .s-row:last-child{border-bottom:none}
/* Total price: solid ink, drop the leftover gradient text */
.calc-total{padding:12px 0 14px;border-top:1px solid #F0F1F3;margin-top:6px}
.calc-total .amt{background:none;-webkit-background-clip:border-box;background-clip:border-box;color:var(--ink)}
/* Step counter badge: quiet hover (border shift, no full invert) */
.step:hover .step-head::after{background:var(--brand-50);color:var(--brand-600);border-color:#B9D9FF}
/* Gallery main: zoom affordance */
.gallery-main{cursor:zoom-in}
/* Unified placeholder tone */
input::placeholder,textarea::placeholder{color:var(--muted);opacity:1}
/* Toast: mobile-safe width */
#toast{max-width:min(86vw,480px);text-align:center;line-height:1.5}
/* YMAL view-all link affordance */
.ymal-all{transition:color .15s}
.ymal-all:hover{text-decoration:underline}

/* --- Refinement pass 4: forms, mobile tabs, print --- */
/* Number inputs: drop native spinners (keyboard arrows still work) */
input[type=number]{-moz-appearance:textfield;appearance:textfield}
input[type=number]::-webkit-outer-spin-button,
input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}

/* Mobile tabs: single-row horizontal scroll instead of wrapping */
@media (max-width:760px){
  .desc-tabs{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;-webkit-overflow-scrolling:touch;padding:0 6px}
  .desc-tabs::-webkit-scrollbar{display:none}
  .dtab{white-space:nowrap;flex:none}
}

/* Print: clean spec sheet (hide chrome, expand core panels) */
@media print{
  @page{margin:12mm}
  body{background:#fff;color:#000}
  .skip-link,.topbar,header.site,.crumbs,footer.site,.ymal,.slb,.lightbox,#toast,
  .gallery-nav,.zoom-hint,.img-count,.hero-ctas,.trust-chips,
  .btn-save,.btn-inquiry,.btn-atc,.btn-buynow,.btn-free,.btn-skip,.btn-rev,.btn-more-photos,
  .samples-more,.edit,.s-more{display:none!important}
  .summary{position:static!important;box-shadow:none!important}
  .step,.desc-card,.size-chart,.ship-card{box-shadow:none!important;break-inside:avoid}
  .desc-tabs{display:none!important}
  .dpanel{display:block!important;border-top:1px solid #E5E6EB}
  .dpanel[data-panel="samples"],.dpanel[data-panel="rev"]{display:none!important}
  .dpanel[data-panel="desc"]{border-top:none}
  .gallery-main{box-shadow:none!important;border:1px solid #E5E6EB}
  .rev-list .rev-row,.spec-row{break-inside:avoid}
}

.deals-pill{display:inline-flex;align-items:center;height:34px;padding:0 14px;margin-right:6px;border-radius:999px;background:#FFF3E5;border:1.5px solid #FFD6A0;color:#D25E00;font-weight:800;font-size:12px;letter-spacing:.03em;text-decoration:none;transition:all .15s;flex:none}.deals-pill:hover{background:#FFE8CC;transform:translateY(-1px)}
/* ############ template extensions (generic configurator) ############ */
/* axis step cards (specAxes driven) */
.ax-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;margin-top:14px}
.ax-card{position:relative;border:1.5px solid var(--line);border-radius:var(--radius);background:#fff;padding:10px;cursor:pointer;text-align:left;transition:border-color .15s,box-shadow .15s;font-family:inherit}
.ax-card:hover{border-color:var(--brand)}
.ax-card.on{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-glow-soft)}
.ax-card .ax-img{display:block;width:100%;aspect-ratio:1;object-fit:cover;border-radius:6px;margin-bottom:8px;background:var(--surface-2)}
.ax-card .ax-nm{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--ink)}
.ax-card .radio-dot{width:14px;height:14px;flex:none;border:1.5px solid var(--line);border-radius:50%;position:relative}
.ax-card.on .radio-dot{border-color:var(--brand)}
.ax-card.on .radio-dot::after{content:'';position:absolute;inset:2.5px;border-radius:50%;background:var(--brand)}
.ax-card .ax-chip{font-size:11px;color:var(--muted)}
/* artwork upload */
.aw-drop{border:1.5px dashed var(--line);border-radius:var(--radius);background:var(--surface-2);padding:22px;text-align:center;cursor:pointer;transition:border-color .15s}
.aw-drop:hover{border-color:var(--brand)}
.aw-drop.has-file{border-style:solid;border-color:var(--green)}
.aw-thumb{max-width:120px;max-height:120px;border-radius:6px;margin-top:10px}
.aw-note{width:100%;margin-top:10px;border:1px solid var(--line);border-radius:var(--radius);padding:10px 12px;font-family:inherit;font-size:13px;resize:vertical;min-height:64px}
/* summary spec recap */
.sum-specs{display:flex;flex-wrap:wrap;gap:6px}
.sum-spec{font-size:11.5px;background:var(--brand-50);color:var(--brand-700);border-radius:999px;padding:3px 10px;font-weight:600}
/* related mini grid */
.rel-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:14px}
.rel-card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;overflow:hidden;text-decoration:none;color:var(--ink);transition:box-shadow .15s,transform .15s;display:block}
.rel-card:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.rel-card img{width:100%;aspect-ratio:1;object-fit:cover;background:var(--surface-2)}
.rel-card .rel-b{padding:10px 12px}
.rel-card .rel-n{font-size:13px;font-weight:600;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-card .rel-p{margin-top:4px;font-size:13px;font-weight:800;color:var(--brand-700)}
/* reviews list */
.rev-list{display:flex;flex-direction:column;gap:14px}
.rev-item{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:14px 16px}
.rev-item .rev-h{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.rev-item .rev-a{font-weight:700;font-size:13px}
.rev-item .rev-d{font-size:12px;color:var(--muted)}
.rev-item .rev-c{font-size:13px;color:var(--body);line-height:1.6;margin:0}
/* ############ 模板扩展：通用配置器适配 ############ */
/* 无图规格值：纯文字卡片（specAxes 值可无 image） */
.icard.no-img .cap{padding:16px 14px;min-height:60px;display:flex;align-items:center}
.icard.no-img .cap .nm{font-size:13.5px;line-height:1.4}