/* velunelabs.com — one stylesheet (redesign 2026-10-22, "reagent catalog").
   Each active is shown the way chemistry names it (trade name, INCI, CAS, purity), and the only color on
   the page is the color of the powders themselves: cupric blue, blue-violet and verdigris. Everything
   else is white paper, reagent ink and the cool grey of the photo plates. One family, Archivo: semi-
   expanded for names and headings, normal width for reading, tabular figures for every number. */
:root{
  --paper:#ffffff; --plate:#f3f4f6;            /* plate = the ground of every product photo */
  --ink:#121a33; --body:#353d52; --mute:#596175; /* reagent-label ink, from the cupric blue; mute >= 6:1 on white */
  --rule:#e1e4ea; --rule2:#c8cdd7;
  --cupric:#1f3fbf;                             /* GHK-Cu; also links and focus. AHK-Cu #4c2fb8, SNAP-8 #0f766e */
  --acc:var(--cupric);
  --font:"Archivo","Helvetica Neue",Arial,sans-serif;
  --wide:118%;                                  /* Archivo width axis for names and headings */
  --wrap:1240px; --gutter:32px; --r:2px;
  color-scheme:light;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--body);font-family:var(--font);font-size:17px;line-height:1.6;
  font-variant-numeric:lining-nums;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--cupric);outline-offset:3px}
.wrap{max-width:var(--wrap);margin:0 auto;padding-left:var(--gutter);padding-right:var(--gutter)}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 14px;z-index:99}
.skip:focus{left:8px}

/* ---------- type ---------- */
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:520;font-stretch:var(--wide);letter-spacing:-.018em;line-height:1.08;text-wrap:balance}
h1{font-size:clamp(38px,4.4vw,58px)}
h2{font-size:clamp(27px,2.6vw,34px)}
h3{font-size:21px;font-weight:560;letter-spacing:-.01em;line-height:1.25}
h4{font-size:15px;font-weight:600;letter-spacing:0}
p{margin:0 0 1em}
.label{font-size:13.5px;font-weight:560;color:var(--mute);letter-spacing:0}
.lede{font-size:clamp(18px,1.5vw,20px);line-height:1.55;color:var(--body);max-width:52ch}
.muted{color:var(--mute)}
.small{font-size:14px}
.price,.pricebig b,.inum,.now,.was,table.t,.cprice,.cart-sum b,.calc-res b,.lookup input{font-variant-numeric:tabular-nums lining-nums}

/* ---------- links and buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 28px;border-radius:var(--r);
  border:1px solid var(--ink);background:var(--ink);color:#fff;font-size:15.5px;font-weight:560;letter-spacing:0;
  cursor:pointer;transition:background-color .18s,border-color .18s}
.btn:hover{background:var(--cupric);border-color:var(--cupric)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--rule2)}
.btn.ghost:hover{border-color:var(--ink);background:transparent}
.btn.wide{width:100%}
.btn svg{width:15px;height:15px}
.btn.off{background:var(--plate);border-color:var(--rule);color:var(--mute);cursor:not-allowed;pointer-events:none}
.tlink{display:inline-block;font-size:15.5px;font-weight:560;color:var(--ink);
  text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:6px;text-decoration-color:var(--rule2)}
.tlink:hover{text-decoration-color:var(--ink)}
.inl{color:var(--ink);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px;text-decoration-color:var(--rule2)}
.inl:hover{text-decoration-color:var(--ink)}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--rule)}
.nav{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;height:72px}
.logo{display:flex;align-items:center;gap:12px;justify-self:start}
.logo svg{width:28px;height:28px;flex:none}
.logo .word{display:grid;line-height:1}
.logo .word b{font-weight:600;letter-spacing:.26em;font-size:14.5px;color:var(--ink)}
.logo .word b sup{font-size:7.5px;letter-spacing:0;margin-left:1px}
.logo .word span{font-size:8.5px;letter-spacing:.28em;color:var(--mute);margin-top:6px}   /* the logotype's own lockup */
.menu{display:flex;gap:34px;list-style:none;margin:0;padding:0;font-size:15px;justify-self:center}
.menu a{color:var(--body);font-weight:500;padding:8px 0;border-bottom:1.5px solid transparent}
.menu a:hover{color:var(--ink)}
.menu a[aria-current="page"]{color:var(--ink);border-color:var(--ink)}
.nav-end{justify-self:end;display:flex;align-items:center;gap:22px;font-size:15px}
.nav-end a{font-weight:500;color:var(--ink)}
.cartlink{display:inline-flex;align-items:center;gap:8px}
.cartlink .count{min-width:21px;height:21px;padding:0 6px;border-radius:11px;background:var(--cupric);color:#fff;font-size:12px;font-weight:600;
  display:inline-flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums}
.cartlink .count[hidden]{display:none}
.burger{display:none;width:44px;height:44px;border:1px solid var(--rule);border-radius:var(--r);background:#fff;cursor:pointer;align-items:center;justify-content:center}
.burger svg{width:18px;height:18px}
.drawer{display:none;border-top:1px solid var(--rule);padding:4px var(--gutter) 16px}
.drawer a{display:block;padding:14px 0;border-bottom:1px solid var(--rule);font-weight:500;color:var(--ink)}
.drawer.open{display:block}

/* ---------- sections ---------- */
section{padding:clamp(64px,8vw,112px) 0}
.soft{background:var(--plate)}
.sec-head{display:grid;grid-template-columns:1fr auto;gap:32px;align-items:end;margin-bottom:48px}
.sec-head h2{max-width:22ch}
.twocol{display:grid;grid-template-columns:4fr 8fr;gap:clamp(32px,6vw,96px);align-items:start}
.twocol h2{margin:0 0 18px}

/* ---------- home: the catalog index ---------- */
.hero{display:grid;grid-template-columns:7fr 5fr;gap:clamp(40px,5vw,80px);align-items:end;padding-top:clamp(40px,6vw,88px);padding-bottom:clamp(56px,7vw,104px)}
.hero h1{max-width:16ch}
.hero-text h1{font-size:clamp(28px,2.6vw,36px);font-weight:500}
.hero-img{background:var(--plate);aspect-ratio:4/3;overflow:hidden;border-radius:var(--r)}
.hero-img img{width:100%;height:100%;object-fit:cover}
/* home: the plate runs the full height of the index; the photo's own ground is the plate grey, so it sits in it seamlessly */
.hero:has(.index){align-items:stretch}
.hero:has(.index) .hero-img{aspect-ratio:auto;min-height:100%}
.hero:has(.index) .hero-img img{object-fit:contain}
.hero-guide{grid-template-columns:6fr 5fr;align-items:center}
.hero-guide .hero-img{aspect-ratio:3/2}
.index{list-style:none;margin:28px 0 0;padding:0;border-top:1px solid var(--ink)}
.index li{border-bottom:1px solid var(--rule2)}
.index a{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"name num" "data num";column-gap:24px;
  align-items:end;padding:20px 0 18px}
.iname{grid-area:name;color:var(--acc);font-size:clamp(50px,6.4vw,96px);font-weight:500;font-stretch:122%;letter-spacing:-.035em;line-height:.92;
  text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:10px;text-decoration-color:transparent;transition:text-decoration-color .18s}
.index a:hover .iname,.index a:focus-visible .iname{text-decoration-color:currentColor}
.idata{grid-area:data;display:flex;flex-wrap:wrap;gap:4px 20px;margin-top:12px;font-size:14.5px;color:var(--mute)}
.inum{grid-area:num;display:grid;justify-items:end;gap:2px;padding-bottom:2px}
.inum span{font-size:14.5px;color:var(--mute)}
.inum b{font-size:22px;font-weight:560;color:var(--ink)}
.hero-note{margin:22px 0 0;font-size:15px;color:var(--mute)}

/* proof band: the lot lookup */
.proof{border-top:1px solid var(--rule);padding:clamp(48px,6vw,80px) 0}
.proof-in{display:grid;grid-template-columns:5fr 7fr;gap:clamp(32px,6vw,96px);align-items:start}
.proof h2{margin-bottom:12px}
.proof p{color:var(--mute);margin:0;max-width:40ch}

/* ---------- product cards ---------- */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.shop-grid{padding-bottom:clamp(56px,7vw,96px)}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
.pcard{display:block;color:inherit}
.pcard .ph{position:relative;background:var(--plate);aspect-ratio:1;overflow:hidden;border-radius:var(--r)}
.pcard .ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:opacity .45s}
.pcard .ph img.alt{opacity:0}
.pcard:hover .ph img.alt,.pcard:focus-visible .ph img.alt{opacity:1}
.pcard .meta{padding:20px 0 0}
.pcard .top{display:flex;justify-content:space-between;align-items:baseline;gap:16px}
.pcard h3{color:var(--acc);font-size:30px;font-weight:500;font-stretch:122%;letter-spacing:-.03em}
.pcard .price{font-size:17px;font-weight:560;color:var(--ink);white-space:nowrap}
.pcard .inci{margin-top:6px;font-size:14.5px;color:var(--mute)}
.pcard .for{font-size:15px;color:var(--body);margin-top:10px}

/* ---------- starter set ---------- */
.bundle{display:grid;grid-template-columns:6fr 5fr;gap:clamp(32px,5vw,80px);align-items:center;background:var(--plate);padding:clamp(24px,3.5vw,48px);border-radius:var(--r)}
.bundle .media{overflow:hidden;border-radius:var(--r)}
.bundle h2{margin:0 0 12px}
.bundle p{color:var(--mute);margin:0 0 20px}
.bundle .now{font-size:30px;font-weight:560;color:var(--ink)}
.bundle .was{color:var(--mute);text-decoration:line-through;margin-left:12px;font-size:18px}
.bundle .btn{margin-top:24px}

/* ---------- faq + accordions ---------- */
.faq{border-top:1px solid var(--ink)}
.faq details{border-bottom:1px solid var(--rule2)}
.faq summary,.acc summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:baseline;gap:32px;color:var(--ink)}
.faq summary{padding:22px 0;font-size:18px;font-weight:520}
.faq summary::-webkit-details-marker,.acc summary::-webkit-details-marker{display:none}
.faq summary::after,.acc summary::after{content:"+";font-weight:300;font-size:22px;line-height:1;color:var(--mute);flex:none}
.faq details[open] summary::after,.acc details[open] summary::after{content:"\2212"}
.faq details p{color:var(--body);max-width:68ch;margin:-4px 0 24px}

/* ---------- product page ---------- */
.crumbs{font-size:14px;color:var(--mute);padding-top:28px}
.crumbs a:hover{color:var(--ink)}
.pdp{display:grid;grid-template-columns:7fr 5fr;gap:clamp(40px,6vw,88px);padding-top:24px;padding-bottom:clamp(64px,8vw,112px);align-items:start}
.gallery{position:sticky;top:100px;display:grid;grid-template-columns:72px 1fr;gap:16px}
.thumbs{display:grid;gap:12px;align-content:start}
.thumbs button{padding:0;border:1px solid transparent;background:var(--plate);cursor:pointer;aspect-ratio:1;opacity:.72;border-radius:var(--r);overflow:hidden;transition:opacity .18s}
.thumbs button:hover{opacity:1}
.thumbs button[aria-current="true"]{border-color:var(--ink);opacity:1}
.stage{background:var(--plate);aspect-ratio:1;overflow:hidden;border-radius:var(--r)}
.stage img{width:100%;height:100%;object-fit:cover}
.pname{color:var(--acc);font-size:clamp(60px,6.6vw,96px);font-weight:500;font-stretch:122%;letter-spacing:-.035em;line-height:.92;margin:8px 0 0}
.pid{display:flex;flex-wrap:wrap;gap:4px 20px;margin:16px 0 0;font-size:15px;color:var(--mute)}
.buybox .desc{margin:28px 0 0;color:var(--body);font-size:18px;max-width:40ch}
.pricebig{display:flex;align-items:baseline;gap:14px;padding:20px 0;margin:28px 0 24px;border-top:1px solid var(--ink);border-bottom:1px solid var(--rule2)}
.pricebig b{font-size:32px;font-weight:560;color:var(--ink);letter-spacing:-.01em}
.pricebig span{font-size:15px;color:var(--mute)}
.buynote{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--mute);margin:14px 0 0}
.buynote svg{width:15px;height:15px;flex:none;margin-top:3px}
.facts{display:grid;grid-template-columns:1fr 1fr;margin:28px 0 0;border-top:1px solid var(--rule2)}
.facts div{padding:16px 0;border-bottom:1px solid var(--rule)}
.facts div:nth-child(odd){padding-right:20px}
.facts dt{margin-bottom:4px}
.facts dd{margin:0;color:var(--ink);font-size:16px}
.acc{margin-top:36px;border-top:1px solid var(--rule2)}
.acc details{border-bottom:1px solid var(--rule)}
.acc summary{padding:18px 0;font-size:16px;font-weight:560}
.acc .body{padding:0 0 24px;color:var(--body);font-size:16px}
.acc .body p:last-child{margin-bottom:0}
.acc ol{margin:0;padding-left:20px}.acc ol li{margin-bottom:10px}
.acc ul{margin:0;padding-left:18px}.acc ul li{margin-bottom:4px}
.cols2{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.cols2 h4{margin:0 0 8px}

/* tables: real data, so rules and tabular figures */
table.t{width:100%;border-collapse:collapse;font-size:15px;margin-top:8px}
.acc ol + table.t{margin-top:24px}
table.t th{text-align:left;font-size:13.5px;font-weight:560;color:var(--mute);padding:0 12px 10px 0}
table.t td{padding:11px 12px 11px 0;border-top:1px solid var(--rule);color:var(--ink);vertical-align:top}
table.t td.k{color:var(--mute);width:38%}
table.t td.pn{color:var(--acc);font-weight:560;font-stretch:var(--wide)}
table.t.ladder td:first-child{font-weight:560;width:22%}
table.t.ladder td:nth-child(2){color:var(--mute);width:18%}

/* ---------- guide ---------- */
.tabs{display:flex;border-bottom:1px solid var(--rule2);margin-bottom:48px}
.tabs button{border:0;background:transparent;padding:16px 0;margin-right:36px;font-size:17px;font-weight:560;font-stretch:var(--wide);cursor:pointer;color:var(--mute);
  border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs button:hover{color:var(--ink)}
.tabs button[aria-selected="true"]{color:var(--ink);border-color:var(--ink)}
.panel[hidden]{display:none}
.recipe{display:grid;grid-template-columns:7fr 5fr;gap:clamp(32px,5vw,72px)}
.stepblock{display:grid;grid-template-columns:52px 1fr;gap:8px;padding:30px 0;border-top:1px solid var(--rule)}
.stepblock:first-child{border-top:1px solid var(--ink)}
.stepblock .n{font-size:15px;font-weight:600;color:var(--cupric);padding-top:2px;font-variant-numeric:tabular-nums}   /* a real sequence */
.stepblock h3{font-size:22px;margin-bottom:10px}
.stepblock p{color:var(--body);margin:0 0 6px}
.aside{border-top:1px solid var(--ink)}
.aside > div{padding:26px 0;border-bottom:1px solid var(--rule)}
.aside h3{font-size:16px;margin-bottom:12px}
.aside ul{margin:0;padding-left:18px;color:var(--body);font-size:16px}
.aside p{color:var(--mute);font-size:15px;margin:12px 0 0}
.aside h3.aname{color:var(--acc);font-size:34px;font-weight:500;font-stretch:122%;letter-spacing:-.03em;margin:0}

/* ---------- prose pages ---------- */
.page-hero{padding-top:clamp(48px,7vw,96px);padding-bottom:clamp(32px,4.5vw,56px)}
.page-hero h1{margin:0 0 20px;max-width:18ch}
.page-hero .crumbs{padding:0 0 24px}
.prose{max-width:68ch;padding-bottom:clamp(64px,9vw,120px)}
.prose h2{font-size:26px;margin:52px 0 14px}
.prose h2:first-child{margin-top:0}
.prose p,.prose li{color:var(--body)}
.prose ul{padding-left:20px}.prose li{margin-bottom:8px}
.prose strong{color:var(--ink);font-weight:600}
.policy-meta{font-size:14px;color:var(--mute);margin:0}
.policy{display:grid;grid-template-columns:220px minmax(0,68ch);gap:clamp(40px,6vw,104px);align-items:start}
.toc{position:sticky;top:100px;padding-top:4px}
.toc ol{list-style:none;padding:0;margin:14px 0 0;border-left:1px solid var(--rule)}
.toc li{margin:0}
.toc a{display:block;padding:7px 0 7px 16px;margin-left:-1px;border-left:1px solid transparent;font-size:14.5px;line-height:1.4;color:var(--mute)}
.toc a:hover{color:var(--ink);border-left-color:var(--ink)}
.policy .prose section{scroll-margin-top:96px;padding:0}
.policy .prose section+section{margin-top:40px;padding-top:40px;border-top:1px solid var(--rule)}
.policy .prose h2{font-size:21px;margin:0 0 14px}
.policy .prose table.t{margin-top:20px}

/* ---------- coa lookup ---------- */
.lookup{display:flex;gap:10px;flex-wrap:wrap;margin:8px 0 12px}
.lookup label{flex-basis:100%}
.lookup input{flex:1 1 220px;min-height:52px;border:1px solid var(--rule2);border-radius:var(--r);padding:0 16px;font:inherit;font-size:17px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink);background:#fff}
.lookup input::placeholder{color:#9aa1b0}
.lookup input:focus{outline:2px solid var(--cupric);outline-offset:1px}
.lookmsg{min-height:24px;font-size:15px;color:var(--mute)}

/* ---------- learn ---------- */
.lcard{display:block;border:1px solid var(--rule2);border-radius:var(--r);padding:clamp(24px,3vw,36px);background:#fff;transition:border-color .18s}
.lcard:hover{border-color:var(--ink)}
.lcard h3{margin:10px 0 10px;font-size:23px}
.lcard p{color:var(--mute);margin:0}
.calc{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:0 0 32px}
.calc label{display:grid;gap:8px}
.calc select,.calc input{min-height:52px;width:100%;border:1px solid var(--rule2);border-radius:var(--r);padding:0 14px;font:inherit;font-size:17px;background:#fff;color:var(--ink)}
.calc select:focus,.calc input:focus{outline:2px solid var(--cupric);outline-offset:1px}
.calc-out{margin-bottom:8px}
.calc-res{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.calc-res div{border-top:1px solid var(--ink);padding-top:18px}
.calc-res b{display:block;font-size:clamp(30px,3.4vw,44px);font-weight:500;font-stretch:var(--wide);letter-spacing:-.03em;color:var(--ink);line-height:1}
.calc-res span{display:block;margin-top:10px;color:var(--mute);font-size:15px}

/* ---------- cart ---------- */
.addform{margin:0}
.buybox .addform,.bundle .addform{display:block}
.cart{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:clamp(32px,5vw,72px);align-items:start;padding-bottom:clamp(64px,9vw,120px)}
.cart-items{border-top:1px solid var(--ink)}
.cart-items>.lede{margin:32px 0 24px}
.cline{display:grid;grid-template-columns:96px minmax(0,1fr) auto 96px;gap:20px;align-items:center;padding:20px 0;border-bottom:1px solid var(--rule)}
.cimg img{display:block;width:96px;height:96px;object-fit:cover;border-radius:var(--r);background:var(--plate)}
.cname a{display:block;font-size:19px;font-weight:560;font-stretch:var(--wide);color:var(--ink)}
.cname .small{display:block;margin-top:4px}
.qty{display:inline-flex;align-items:center;border:1px solid var(--rule2);border-radius:var(--r)}
.qty button{width:40px;height:40px;border:0;background:#fff;font-size:18px;color:var(--ink);cursor:pointer}
.qty button:disabled{color:var(--rule2);cursor:default}
.qty span{min-width:28px;text-align:center;font-weight:600;font-variant-numeric:tabular-nums}
.cprice{text-align:right;font-weight:560;color:var(--ink)}
.cart-sum{border:1px solid var(--rule2);border-radius:var(--r);padding:28px;background:#fff;position:sticky;top:100px}
.cart-sum[hidden]{display:none}
.cart-sum .row{display:flex;justify-content:space-between;padding:8px 0}
.cart-sum .row b{color:var(--ink)}
.cart-sum [data-shipnote]{margin:4px 0 20px;min-height:1em}
.cart-err{color:#a1261b;margin:12px 0 0}
.cart-err:empty{display:none}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--rule);padding:72px 0 40px;font-size:15px;color:var(--mute)}
.fgrid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px}
.fgrid h4{color:var(--ink);margin:0 0 16px}
.fgrid ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.fgrid a:hover{color:var(--ink)}
.fine{margin-top:64px;padding-top:24px;border-top:1px solid var(--rule);font-size:13.5px;color:var(--mute)}
.fine p{margin:0}

/* ---------- mobile buy bar ---------- */
.mbar{display:none}

@media (max-width:1000px){
  .nav{grid-template-columns:1fr auto}
  .menu,.nav-end a{display:none}.burger{display:inline-flex}
  .nav-end a.cartlink{display:inline-flex}
  .hero,.hero-guide,.pdp,.recipe,.twocol,.bundle,.proof-in,.cart{grid-template-columns:1fr}
  .hero-img{max-width:720px}
  .hero:has(.index) .hero-img{aspect-ratio:4/3;min-height:0}
  .grid3{grid-template-columns:1fr 1fr}
  .fgrid{grid-template-columns:1fr 1fr}
  .gallery{position:static}
  .cart-sum{position:static}
  .policy{grid-template-columns:minmax(0,1fr);gap:8px}
  .toc{position:static;padding-bottom:40px;border-bottom:1px solid var(--rule);margin-bottom:40px}
  .toc ol{columns:2;column-gap:24px;border-left:0}.toc a{padding-left:0;border-left:0}
}
@media (max-width:640px){
  :root{--gutter:20px}
  body{font-size:16.5px}
  .grid3,.grid2,.cols2{grid-template-columns:1fr}
  .sec-head{grid-template-columns:1fr;margin-bottom:36px}
  .hero{padding-top:28px;gap:36px}
  .index a{padding:16px 0 14px;column-gap:14px}
  .iname{font-size:clamp(44px,13vw,64px)}
  .idata{font-size:13.5px;gap:2px 14px}
  .inum b{font-size:19px}
  .pname{font-size:clamp(54px,16vw,72px)}
  .gallery{grid-template-columns:1fr}
  .thumbs{grid-template-columns:repeat(5,1fr);order:2}
  .facts{grid-template-columns:1fr}
  .facts div:nth-child(odd){padding-right:0}
  .fgrid{grid-template-columns:1fr}
  .calc{grid-template-columns:1fr 1fr}.calc-res{grid-template-columns:1fr}
  .cline{grid-template-columns:72px minmax(0,1fr) auto;gap:14px}.cimg img{width:72px;height:72px}
  .cprice{grid-column:2/4;text-align:left}
  .toc ol{columns:1}
  .mbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:30;gap:12px;align-items:center;justify-content:space-between;
    padding:12px 20px calc(12px + env(safe-area-inset-bottom));background:rgba(255,255,255,.97);border-top:1px solid var(--rule)}
  .mbar b{font-size:18px;font-weight:560;color:var(--ink);font-variant-numeric:tabular-nums}
  .mbar .ms{display:block;font-size:13px;color:var(--mute)}
  .mbar .btn{min-height:46px;padding:0 20px}
  body.has-mbar{padding-bottom:84px}
}
/* order page, /order/<key>: the worker fills the /order/ shell (src/orderview.js); reuses the cart's rows and summary */
.btn[hidden]{display:none}
.ov .cline{grid-template-columns:96px minmax(0,1fr) auto}
.ov .cimg img{border:1px solid var(--rule)}
.ov-steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);margin:0 0 36px;padding:0;border-top:1px solid var(--rule)}
.ov-steps li{padding:14px 16px 0 0;margin-top:-1px;border-top:3px solid transparent;color:var(--mute)}
.ov-steps li.done{border-top-color:var(--cupric)}
.ov-steps b{display:block;font-weight:560;font-stretch:var(--wide);color:var(--mute);margin-bottom:2px}
.ov-steps li.done b{color:var(--ink)}
.ov-info{grid-template-columns:repeat(3,minmax(0,1fr));margin-top:40px;gap:28px 32px}
.ov-info h2{font-size:15px;font-weight:600;font-stretch:normal;color:var(--ink);margin:0 0 6px;letter-spacing:0}
.ov-info p{margin:0;line-height:1.6;overflow-wrap:anywhere}
.ov-total{border-top:1px solid var(--rule);margin-top:8px;padding-top:16px!important}
.ov-total b{font-size:20px}
@media (max-width:720px){.ov .cline{grid-template-columns:72px minmax(0,1fr) auto}.ov-info{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}