/* Bancada — loja B2B de insumos para marmoraria (protótipo) */
:root{
  --paper:#ffffff;
  --paper-2:#f3f4f2;
  --paper-3:#e7e9e6;
  --line:#d3d6d2;
  --line-2:#b9bdb8;
  --ink:#15191c;
  --ink-2:#3f474d;
  --ink-3:#6b737a;
  --steel:#5b6770;
  --orange:#e8590c;
  --orange-2:#c94a08;
  --orange-bg:#fdeee4;
  --green:#1f7a4d;
  --green-bg:#e4f3ea;
  --yellow-bg:#fff4cf;
  --r:6px;
  --maxw:1280px;
  --font:"Archivo",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);background:var(--paper-2);color:var(--ink);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased;font-variant-numeric:tabular-nums}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer}
img,svg{display:block;max-width:100%}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.1;letter-spacing:-.02em}
h1{font-size:clamp(30px,4vw,48px);font-stretch:112%}
h2{font-size:24px}
h3{font-size:17px}
p{margin:0}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.muted{color:var(--ink-3)}
.small{font-size:13px}
.price{font-weight:700;letter-spacing:-.01em}
.price.b2b{color:var(--green)}
.strike{text-decoration:line-through;color:var(--ink-3);font-weight:400;margin-left:6px}
body.b2b .only-public{display:none!important}
body:not(.b2b) .only-b2b{display:none!important}
:focus-visible{outline:3px solid var(--orange);outline-offset:2px}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* ---------- top bar ---------- */
.topbar{background:var(--ink);color:#fff;font-size:13px}
.topbar .wrap{display:flex;gap:18px;align-items:center;height:34px}
.topbar .spacer{flex:1}
.topbar b{color:#ffb98a}
header.site{background:var(--paper);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40}
header.site .wrap{display:flex;align-items:center;gap:18px;height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:22px;letter-spacing:-.03em;font-stretch:112%}
.brand .mark{width:34px;height:34px;border-radius:50%;border:5px solid var(--orange);position:relative;flex:none}
.brand .mark::after{content:"";position:absolute;inset:6px;border-radius:50%;background:var(--ink)}
.brand small{font-weight:500;font-size:11px;color:var(--ink-3);letter-spacing:0;font-stretch:100%;margin-left:2px;align-self:flex-end;padding-bottom:4px}
.search{flex:1;display:flex;max-width:560px}
.search input{flex:1;height:42px;border:1.5px solid var(--line-2);border-right:0;border-radius:var(--r) 0 0 var(--r);padding:0 14px;background:var(--paper)}
.search button{height:42px;padding:0 16px;border:1.5px solid var(--ink);background:var(--ink);color:#fff;border-radius:0 var(--r) var(--r) 0;font-weight:600}
.hdr-actions{display:flex;gap:8px;margin-left:auto;align-items:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:42px;padding:0 16px;border-radius:var(--r);border:1.5px solid var(--ink);background:var(--paper);font-weight:600;white-space:nowrap;transition:background .15s,color .15s}
.btn:hover{background:var(--paper-3)}
.btn.primary{background:var(--orange);border-color:var(--orange);color:#fff}
.btn.primary:hover{background:var(--orange-2);border-color:var(--orange-2)}
.btn.dark{background:var(--ink);color:#fff}
.btn.dark:hover{background:#2a3136}
.btn.sm{height:34px;padding:0 12px;font-size:13px}
.btn.block{width:100%}
.cart-btn .count{background:var(--orange);color:#fff;border-radius:99px;font-size:12px;padding:1px 7px;min-width:20px;text-align:center}
.cnpj-state{display:flex;align-items:center;gap:8px;font-size:13px}
.cnpj-state .dot{width:9px;height:9px;border-radius:50%;background:var(--line-2)}
body.b2b .cnpj-state .dot{background:var(--green)}
.cats{background:var(--paper);border-bottom:1px solid var(--line)}
.cats .wrap{display:flex;gap:4px;height:44px;align-items:stretch;overflow-x:auto}
.cats a{display:flex;align-items:center;padding:0 14px;font-size:14px;font-weight:500;border-bottom:3px solid transparent;white-space:nowrap}
.cats a:hover,.cats a.on{border-bottom-color:var(--orange)}
.cats a.kits{color:var(--orange);font-weight:700}

/* ---------- home hero: a tabela ---------- */
.hero{padding:44px 0 36px;background:var(--paper);border-bottom:1px solid var(--line)}
.hero .grid{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center}
.hero h1{max-width:14ch}
.hero .lead{font-size:18px;color:var(--ink-2);max-width:44ch;margin-top:16px}
.hero .cta{display:flex;gap:10px;margin-top:24px;flex-wrap:wrap}
.hero .terms{margin-top:22px;display:flex;gap:22px;flex-wrap:wrap;font-size:14px}
.hero .terms div b{display:block;font-size:20px;letter-spacing:-.02em}
.pricecard{background:var(--paper-2);border:1.5px solid var(--line-2);border-radius:10px;overflow:hidden;box-shadow:0 20px 40px -24px rgba(21,25,28,.35)}
.pricecard .head{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1.5px solid var(--line-2);background:var(--paper)}
.pricecard .head h3{font-size:15px}
.seg{display:inline-flex;border:1.5px solid var(--ink);border-radius:var(--r);overflow:hidden}
.seg button{border:0;background:var(--paper);padding:7px 12px;font-size:13px;font-weight:600}
.seg button.on{background:var(--ink);color:#fff}
.pricecard table{width:100%;border-collapse:collapse;font-size:14px}
.pricecard td,.pricecard th{padding:11px 18px;text-align:left;border-bottom:1px solid var(--line)}
.pricecard th{font-size:12px;font-weight:600;color:var(--ink-3);background:var(--paper)}
.pricecard td.num,.pricecard th.num{text-align:right}
.pricecard tr:last-child td{border-bottom:0}
.pricecard .foot{padding:12px 18px;background:var(--paper);font-size:13px;display:flex;justify-content:space-between;gap:12px;align-items:center;border-top:1.5px solid var(--line-2)}
.pricecard .save{color:var(--green);font-weight:700}

/* ---------- sections ---------- */
.section{padding:36px 0}
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:18px}
.section-head p{color:var(--ink-3)}
.section-head a{font-weight:600;font-size:14px;border-bottom:2px solid var(--orange)}
.tiles{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}
.tile{background:var(--paper);border:1.5px solid var(--line);border-radius:8px;padding:16px 14px 14px;display:flex;flex-direction:column;gap:12px;min-height:150px;transition:border-color .15s}
.tile:hover{border-color:var(--ink)}
.tile svg{width:44px;height:44px;stroke:var(--ink);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.tile b{font-size:15px;line-height:1.2}
.tile span{font-size:12px;color:var(--ink-3)}
.kits{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.kit{background:var(--ink);color:#fff;border-radius:8px;padding:20px;display:flex;flex-direction:column;gap:10px;min-height:190px;position:relative;overflow:hidden}
.kit::before{content:"";position:absolute;right:-40px;top:-40px;width:160px;height:160px;border-radius:50%;border:26px solid var(--orange);opacity:.18}
.kit h3{font-size:22px;letter-spacing:-.02em}
.kit p{color:#c9d0d5;font-size:14px;max-width:34ch}
.kit .row{margin-top:auto;display:flex;justify-content:space-between;align-items:end;gap:10px}
.kit .row .price{font-size:20px}
.kit .btn{border-color:#fff;background:#fff;color:var(--ink);height:36px}
.strip{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1.5px solid var(--line);border-radius:8px;background:var(--paper);overflow:hidden}
.strip div{padding:16px 18px;border-right:1px solid var(--line)}
.strip div:last-child{border-right:0}
.strip b{display:block;font-size:15px}
.strip span{font-size:13px;color:var(--ink-3)}

/* ---------- product rows (catalog) ---------- */
.rows{border:1.5px solid var(--line);border-radius:8px;background:var(--paper);overflow:hidden}
.row-h,.prow{display:grid;grid-template-columns:52px 1.6fr 1fr 110px 130px 150px;gap:14px;align-items:center;padding:12px 16px}
.row-h{font-size:12px;font-weight:600;color:var(--ink-3);border-bottom:1.5px solid var(--line-2);background:var(--paper-2)}
.prow{border-bottom:1px solid var(--line)}
.prow:last-child{border-bottom:0}
.prow:hover{background:#fbfbfa}
.prow .ico{width:44px;height:44px;border:1px solid var(--line);border-radius:6px;display:grid;place-items:center;background:var(--paper-2)}
.prow .ico svg{width:30px;height:30px;stroke:var(--ink);fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.prow .name{font-weight:600;line-height:1.25}
.prow .sku{font-size:12px;color:var(--ink-3);margin-top:2px}
.prow .spec{font-size:13px;color:var(--ink-2)}
.prow .box{font-size:13px;color:var(--ink-3)}
.prow .pr{text-align:right}
.prow .pr .price{font-size:16px}
.prow .pr .unit{font-size:12px;color:var(--ink-3)}
.prow .pr .strike{font-size:12px;display:block}
.qty{display:inline-flex;border:1.5px solid var(--line-2);border-radius:var(--r);overflow:hidden;height:36px}
.qty button{width:32px;border:0;background:var(--paper);font-weight:700}
.qty input{width:44px;border:0;text-align:center;border-left:1px solid var(--line);border-right:1px solid var(--line)}
.add{display:flex;gap:6px;justify-content:flex-end;align-items:center}
.add .btn.sm{height:36px}
.tag{display:inline-block;font-size:11px;font-weight:700;padding:2px 7px;border-radius:4px;background:var(--orange-bg);color:var(--orange-2);margin-left:6px;vertical-align:middle}
.tag.green{background:var(--green-bg);color:var(--green)}
.tag.grey{background:var(--paper-3);color:var(--ink-2)}
.stock{font-size:12px;color:var(--green);font-weight:600}
.stock.low{color:var(--orange-2)}

/* catalog layout */
.catalog{display:grid;grid-template-columns:240px 1fr;gap:20px;padding:24px 0 40px}
.filters{background:var(--paper);border:1.5px solid var(--line);border-radius:8px;padding:16px;align-self:start;position:sticky;top:84px}
.filters h4{font-size:13px;margin:0 0 8px;color:var(--ink-3);font-weight:600}
.filters .grp{padding:10px 0;border-top:1px solid var(--line)}
.filters .grp:first-of-type{border-top:0;padding-top:0}
.filters label{display:flex;gap:8px;align-items:center;font-size:14px;padding:4px 0;cursor:pointer}
.filters input[type=checkbox]{accent-color:var(--orange);width:16px;height:16px}
.catalog-top{display:flex;justify-content:space-between;align-items:end;gap:12px;margin-bottom:12px}
.catalog-top h1{font-size:28px}
.catalog-top select{height:36px;border:1.5px solid var(--line-2);border-radius:var(--r);padding:0 10px;background:var(--paper)}
.empty{padding:40px;text-align:center;color:var(--ink-3)}

/* ---------- product page ---------- */
.crumbs{font-size:13px;color:var(--ink-3);padding:16px 0 0}
.crumbs a:hover{color:var(--ink)}
.product{display:grid;grid-template-columns:1fr 1.1fr .9fr;gap:24px;padding:20px 0 40px;align-items:start}
.pimg{background:var(--paper);border:1.5px solid var(--line);border-radius:8px;aspect-ratio:1;display:grid;place-items:center;padding:40px}
.pimg svg{width:100%;height:100%;stroke:var(--ink);fill:none;stroke-width:1.2;stroke-linecap:round;stroke-linejoin:round}
.pinfo h1{font-size:28px;max-width:20ch}
.pinfo .sku{font-size:13px;color:var(--ink-3);margin:8px 0 16px}
.spec-table{width:100%;border-collapse:collapse;font-size:14px;margin-top:16px;background:var(--paper);border:1.5px solid var(--line);border-radius:8px;overflow:hidden}
.spec-table th,.spec-table td{padding:9px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.spec-table th{width:40%;color:var(--ink-3);font-weight:500}
.spec-table tr:last-child td,.spec-table tr:last-child th{border-bottom:0}
.compat{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}
.compat span{font-size:12px;font-weight:600;padding:4px 9px;border:1.5px solid var(--line-2);border-radius:99px}
.compat span.ok{border-color:var(--green);color:var(--green)}
.compat span.no{color:var(--ink-3);text-decoration:line-through}
.buybox{background:var(--paper);border:1.5px solid var(--ink);border-radius:8px;padding:18px;position:sticky;top:84px}
.buybox .bigprice{font-size:34px;font-weight:800;letter-spacing:-.03em;line-height:1}
.buybox .bigprice small{font-size:14px;font-weight:500;color:var(--ink-3);letter-spacing:0}
.buybox .alt{margin-top:6px;font-size:13px;color:var(--ink-3)}
.buybox .b2b-line{margin-top:12px;padding:10px 12px;background:var(--green-bg);border-radius:6px;font-size:13px;color:var(--green)}
.buybox .b2b-line b{font-size:15px}
body:not(.b2b) .buybox .b2b-line.only-b2b{display:none}
body.b2b .buybox .b2b-line.only-public{display:none}
.buybox .terms{margin:14px 0;display:grid;gap:6px;font-size:13px}
.buybox .terms div{display:flex;justify-content:space-between;gap:10px;padding:6px 0;border-bottom:1px solid var(--line)}
.buybox .qtyrow{display:flex;gap:8px;align-items:center;margin:12px 0}
.buybox .qtyrow .qty{height:42px}
.buybox .qtyrow .qty button{width:38px}
.cep{display:flex;gap:6px;margin-top:12px}
.cep input{flex:1;height:38px;border:1.5px solid var(--line-2);border-radius:var(--r);padding:0 10px}
.cep-res{font-size:13px;margin-top:8px;display:grid;gap:4px}
.cep-res div{display:flex;justify-content:space-between}
.tiers{margin-top:14px;border:1.5px solid var(--line);border-radius:6px;overflow:hidden;font-size:13px}
.tiers div{display:flex;justify-content:space-between;padding:7px 10px;border-bottom:1px solid var(--line)}
.tiers div:last-child{border-bottom:0}
.tiers div.on{background:var(--yellow-bg);font-weight:700}

/* ---------- cart / checkout ---------- */
.checkout{display:grid;grid-template-columns:1.4fr .9fr;gap:20px;padding:24px 0 48px;align-items:start}
.panel{background:var(--paper);border:1.5px solid var(--line);border-radius:8px;padding:18px;margin-bottom:14px}
.panel h2{font-size:18px;margin-bottom:12px}
.cart-line{display:grid;grid-template-columns:44px 1fr 120px 110px 32px;gap:12px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line)}
.cart-line:last-of-type{border-bottom:0}
.cart-line .ico{width:44px;height:44px;border:1px solid var(--line);border-radius:6px;display:grid;place-items:center;background:var(--paper-2)}
.cart-line .ico svg{width:30px;height:30px;stroke:var(--ink);fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.cart-line .name{font-weight:600;font-size:14px;line-height:1.25}
.cart-line .sub{font-size:12px;color:var(--ink-3)}
.cart-line .tot{text-align:right;font-weight:700}
.cart-line .rm{border:0;background:none;color:var(--ink-3);font-size:18px}
.field{display:grid;gap:4px;font-size:13px}
.field input,.field select{height:40px;border:1.5px solid var(--line-2);border-radius:var(--r);padding:0 10px;background:var(--paper)}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.pay{display:grid;gap:8px}
.pay label{display:grid;grid-template-columns:22px 1fr auto;gap:10px;align-items:center;padding:12px 14px;border:1.5px solid var(--line-2);border-radius:var(--r);cursor:pointer;background:var(--paper)}
.pay label.on{border-color:var(--ink);background:var(--paper-2)}
.pay label.locked{opacity:.55;cursor:not-allowed}
.pay input{accent-color:var(--orange);width:18px;height:18px}
.pay b{display:block;font-size:14px}
.pay span{font-size:12px;color:var(--ink-3)}
.pay .val{font-weight:700}
.credit{display:grid;gap:8px;padding:12px 14px;background:var(--green-bg);border-radius:6px;font-size:13px;color:var(--green)}
.credit .bar{height:8px;background:#c4e3d1;border-radius:99px;overflow:hidden}
.credit .bar i{display:block;height:100%;width:38%;background:var(--green)}
.summary div{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--line);font-size:14px}
.summary div.total{border-bottom:0;font-size:20px;font-weight:800;padding-top:12px}
.summary div.disc{color:var(--green)}
.notice{padding:12px 14px;border-radius:6px;background:var(--yellow-bg);font-size:13px;margin-top:12px}
.notice.green{background:var(--green-bg);color:var(--green)}

/* ---------- account ---------- */
.account{display:grid;grid-template-columns:220px 1fr;gap:20px;padding:24px 0 48px;align-items:start}
.acc-nav{background:var(--paper);border:1.5px solid var(--line);border-radius:8px;overflow:hidden}
.acc-nav a{display:block;padding:12px 16px;border-bottom:1px solid var(--line);font-size:14px;font-weight:500}
.acc-nav a.on{background:var(--ink);color:#fff}
.acc-nav a:last-child{border-bottom:0}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:14px}
.kpi{background:var(--paper);border:1.5px solid var(--line);border-radius:8px;padding:14px 16px}
.kpi b{display:block;font-size:24px;letter-spacing:-.02em}
.kpi span{font-size:13px;color:var(--ink-3)}
table.orders{width:100%;border-collapse:collapse;font-size:14px}
table.orders th,table.orders td{padding:10px 8px;border-bottom:1px solid var(--line);text-align:left}
table.orders th{font-size:12px;color:var(--ink-3);font-weight:600}
table.orders td.num,table.orders th.num{text-align:right}
.status{font-size:12px;font-weight:700;padding:3px 8px;border-radius:4px;background:var(--paper-3)}
.status.ok{background:var(--green-bg);color:var(--green)}
.status.due{background:var(--yellow-bg);color:#8a5a00}
.replen{display:grid;gap:8px}
.replen label{display:grid;grid-template-columns:22px 1fr auto auto;gap:12px;align-items:center;padding:10px 12px;border:1.5px solid var(--line);border-radius:var(--r);font-size:14px}
.replen input[type=checkbox]{accent-color:var(--green);width:18px;height:18px}
.replen select{height:32px;border:1.5px solid var(--line-2);border-radius:var(--r);padding:0 8px;font-size:13px}

/* ---------- login modal ---------- */
.modal{position:fixed;inset:0;background:rgba(21,25,28,.55);display:none;place-items:center;z-index:100;padding:20px}
.modal.open{display:grid}
.modal .box{background:var(--paper);border-radius:10px;padding:24px;max-width:440px;width:100%;display:grid;gap:12px}
.modal h2{font-size:20px}
.modal .steps{font-size:13px;color:var(--ink-3)}
.modal .steps b{color:var(--ink)}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(20px);background:var(--ink);color:#fff;padding:12px 18px;border-radius:8px;font-size:14px;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:120;display:flex;gap:14px;align-items:center}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast a{color:#ffb98a;font-weight:700}

/* ---------- footer ---------- */
footer{background:var(--ink);color:#c9d0d5;margin-top:20px;font-size:13px}
footer .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:24px;padding:36px 20px}
footer h4{color:#fff;font-size:14px;margin-bottom:8px}
footer a{display:block;padding:3px 0}
footer .legal{border-top:1px solid #2b3338;padding:14px 20px;color:#8a949b;font-size:12px}
.demo-bar{background:var(--yellow-bg);color:#6b4a00;font-size:12px;text-align:center;padding:6px 12px}

/* ---------- responsive ---------- */
@media (max-width:1000px){
  .hero .grid{grid-template-columns:1fr}
  .tiles{grid-template-columns:repeat(3,1fr)}
  .kits{grid-template-columns:1fr}
  .strip{grid-template-columns:1fr 1fr}
  .catalog{grid-template-columns:1fr}
  .filters{position:static}
  .product{grid-template-columns:1fr 1fr}
  .buybox{grid-column:1/-1;position:static}
  .checkout,.account{grid-template-columns:1fr}
  .kpis{grid-template-columns:1fr 1fr}
  footer .wrap{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  header.site .wrap{flex-wrap:wrap;height:auto;padding:10px 16px;gap:10px}
  .search{order:3;max-width:none;width:100%}
  .cnpj-state span.txt{display:none}
  .tiles{grid-template-columns:1fr 1fr}
  .row-h{display:none}
  .prow{grid-template-columns:44px 1fr;grid-template-rows:auto auto auto;gap:8px 12px}
  .prow .spec,.prow .box{grid-column:2}
  .prow .pr{grid-column:1/-1;text-align:left}
  .prow .add{grid-column:1/-1;justify-content:flex-start}
  .product{grid-template-columns:1fr}
  .cart-line{grid-template-columns:44px 1fr 32px}
  .cart-line .qty,.cart-line .tot{grid-column:2}
  .fields{grid-template-columns:1fr}
  .strip{grid-template-columns:1fr}
}