/* Layout: hardware-store counter — a strong header bar, a photo hero with the store's own image,
   then a dense, scannable catalog grid. One hazard-stripe band carries the promo. */
:root{
  --bg:#eef0ef; --surface:#ffffff; --ink:#151b1f; --muted:#5b666d; --line:#d5dad9;
  --steel:#1f2d36; --steel-2:#2c3e4a; --accent:#f2a900; --accent-ink:#1a1400;
  --ok:#1d7a46; --warn:#a15c00; --bad:#b3261e; --wa:#1f9d55;
  --font-display:"Big Shoulders Display","Arial Narrow",Impact,sans-serif;
  --font-body:"Libre Franklin",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-data:"IBM Plex Mono",ui-monospace,Menlo,monospace;
  --r:6px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#11171b; --surface:#1a2228; --ink:#e9edee; --muted:#9aa6ad; --line:#2c3840;
  --steel:#0b1013; --steel-2:#1d2a33; --accent:#f5b81f; --accent-ink:#1a1400;
  --ok:#4cc184; --warn:#f0a548; --bad:#ff8a80; --wa:#34c171; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#11171b; --surface:#1a2228; --ink:#e9edee; --muted:#9aa6ad; --line:#2c3840;
  --steel:#0b1013; --steel-2:#1d2a33; --accent:#f5b81f; --accent-ink:#1a1400;
  --ok:#4cc184; --warn:#f0a548; --bad:#ff8a80; --wa:#34c171; color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.55 var(--font-body);-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:60;background:var(--steel)}
img{max-width:100%;display:block}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.wrap{max-width:1180px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--font-display);line-height:1.02;text-wrap:balance;margin:0;letter-spacing:.005em}
h2{font-size:clamp(2rem,5vw,3rem);font-weight:800;text-transform:uppercase}
.eyebrow{font:600 .75rem/1 var(--font-data);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:46px;padding:0 1.15rem;border-radius:var(--r);border:1.5px solid transparent;font-weight:700;text-decoration:none;cursor:pointer;white-space:nowrap}
.btn-accent{background:var(--accent);color:var(--accent-ink)}
.btn-accent:hover{filter:brightness(1.06)}
.btn-wa{background:var(--wa);color:#fff}
.btn-ghost{background:transparent;border-color:currentColor}
.btn-line{background:var(--surface);border-color:var(--line)}
.btn-sm{min-height:36px;padding:0 .8rem;font-size:.9rem}
.btn-danger{background:transparent;color:var(--bad);border-color:var(--bad)}
svg.i{width:1.15em;height:1.15em;flex:none}

/* Header */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:var(--steel);color:#f3f5f5}
.top .wrap{display:flex;align-items:center;gap:1rem;min-height:64px}
.brand{display:flex;align-items:center;gap:.6rem;text-decoration:none}
.brand img{width:40px;height:40px;object-fit:contain;background:#fff;border-radius:4px;padding:2px}
.brand b{font:800 1.6rem/1 var(--font-display);letter-spacing:.03em}
.brand small{display:block;font:500 .62rem/1.2 var(--font-data);letter-spacing:.14em;text-transform:uppercase;opacity:.7}
.nav{display:flex;gap:.25rem;margin-left:auto}
.nav a{padding:.5rem .7rem;border-radius:4px;text-decoration:none;font-weight:600;font-size:.95rem;opacity:.85}
.nav a:hover,.nav a[aria-current="page"]{opacity:1;background:rgba(255,255,255,.08)}
.cart-btn{position:relative;display:inline-flex;align-items:center;gap:.4rem;padding:.55rem .8rem;border-radius:4px;background:var(--accent);color:var(--accent-ink);font-weight:700;text-decoration:none}
.cart-btn .n{font:700 .8rem/1 var(--font-data);background:var(--accent-ink);color:var(--accent);border-radius:99px;padding:.2rem .45rem}
@media (max-width:760px){.nav{display:none}.cart-btn{margin-left:auto}.cart-btn .t{display:none}}
.mnav{display:none}
@media (max-width:760px){.mnav{display:block;background:var(--steel-2);color:#f3f5f5}
  .mnav-in{display:flex;gap:.25rem;overflow-x:auto;padding-block:.35rem;padding-left:max(10px,env(safe-area-inset-left,0px));padding-right:max(10px,env(safe-area-inset-right,0px))}
  .mnav a{flex:none;padding:.45rem .75rem;border-radius:4px;text-decoration:none;font-weight:600;font-size:.9rem;opacity:.85}
  .mnav a[aria-current="page"]{background:rgba(255,255,255,.1);opacity:1}}

/* Hero */
.hero{position:relative;color:#fff;background:var(--steel)}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.42}
.hero .wrap{position:relative;padding-block:clamp(3rem,9vw,6.5rem);display:grid;gap:1.2rem;max-width:1180px}
.hero .tag{display:inline-flex;align-self:start;justify-self:start;gap:.5rem;align-items:center;font:600 .78rem/1 var(--font-data);letter-spacing:.1em;text-transform:uppercase;background:rgba(0,0,0,.35);border:1px solid rgba(255,255,255,.25);padding:.5rem .7rem;border-radius:3px}
.hero .tag::before{content:"";width:8px;height:8px;background:var(--accent);border-radius:1px}
.hero h1{font-size:clamp(2.8rem,9vw,6rem);font-weight:900;text-transform:uppercase;max-width:14ch}
.hero p{font-size:clamp(1.05rem,2.2vw,1.25rem);max-width:56ch;margin:0;opacity:.92}
.hero .cta{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:.4rem}

/* Promo hazard band */
.promo{background:var(--accent);color:var(--accent-ink);position:relative}
.promo::before,.promo::after{content:"";position:absolute;left:0;right:0;height:7px;background:repeating-linear-gradient(-45deg,var(--accent-ink) 0 12px,var(--accent) 12px 24px)}
.promo::before{top:0}.promo::after{bottom:0}
.promo .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.8rem;padding-block:1.4rem}
.promo p{margin:0;font-weight:700;font-size:1.05rem;max-width:60ch}
.promo .btn{background:var(--accent-ink);color:var(--accent)}

section.block{padding-block:clamp(2.5rem,6vw,4.5rem)}
.head{display:flex;flex-wrap:wrap;align-items:end;justify-content:space-between;gap:1rem;margin-bottom:1.6rem}
.head p{margin:.4rem 0 0;color:var(--muted);max-width:60ch}

/* Categories */
.cats{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:12px}
.cat{position:relative;display:flex;flex-direction:column;justify-content:flex-end;aspect-ratio:4/3;max-width:100%;border-radius:var(--r);overflow:hidden;text-decoration:none;color:#fff;background:var(--steel-2)}
.cat img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .35s}
.cat:hover img{transform:scale(1.05)}
.cat::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(10,14,17,.85))}
.cat span{position:relative;z-index:1;padding:.75rem .85rem;font:800 1.35rem/1 var(--font-display);text-transform:uppercase}
.cat small{display:block;font:500 .75rem/1.3 var(--font-body);text-transform:none;opacity:.85;margin-top:.25rem}
.cat .ph{position:absolute;inset:0;display:grid;place-items:center;color:var(--accent)}
.cat .ph svg{width:46%;height:auto;opacity:.9}

/* Products */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px}
@media (max-width:480px){.grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}}
.card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;min-width:0}
.card .ph{display:block;aspect-ratio:1;background:#fff;max-width:100%}
.card .ph img{width:100%;height:100%;object-fit:contain;padding:8px}
.card .body{display:flex;flex-direction:column;gap:.35rem;padding:.75rem .85rem .9rem;flex:1}
.card .meta{font:500 .7rem/1.2 var(--font-data);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.card h3{font:700 1rem/1.25 var(--font-body);text-wrap:pretty}
.card h3 a{text-decoration:none}
.card h3 a:hover{text-decoration:underline}
.price{font:600 1.05rem/1 var(--font-data);font-variant-numeric:tabular-nums}
.price.ask{font-size:.78rem;line-height:1.2;color:var(--muted)}
.card .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:.5rem;padding-top:.4rem}
.add{border:0;background:var(--steel);color:#fff;border-radius:4px;min-height:36px;padding:0 .7rem;font-weight:700;font-size:.85rem;cursor:pointer}
:root[data-theme="dark"] .add{background:var(--accent);color:var(--accent-ink)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .add{background:var(--accent);color:var(--accent-ink)}}
.pill{display:inline-flex;align-items:center;gap:.3rem;font:600 .68rem/1 var(--font-data);letter-spacing:.06em;text-transform:uppercase;padding:.3rem .45rem;border-radius:3px;border:1px solid currentColor;align-self:flex-start}
.pill.ok{color:var(--ok)}.pill.warn{color:var(--warn)}.pill.bad{color:var(--bad)}

/* Catalog filters */
.filters{display:flex;flex-direction:column;gap:.8rem;margin-bottom:1.4rem}
.search{display:flex;align-items:center;gap:.5rem;background:var(--surface);border:1.5px solid var(--line);border-radius:var(--r);padding:0 .8rem;min-height:48px}
.search input{border:0;outline:0;background:transparent;flex:1;min-width:0;font-size:1rem}
.chips{display:flex;gap:.45rem;overflow-x:auto;padding-bottom:.2rem}
.chip{flex:none;border:1.5px solid var(--line);background:var(--surface);border-radius:99px;padding:.45rem .85rem;font-weight:600;font-size:.88rem;cursor:pointer}
.chip[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:var(--bg)}
.empty{padding:2.5rem 1rem;text-align:center;color:var(--muted);border:1.5px dashed var(--line);border-radius:var(--r)}
.empty .btn{margin-top:1rem}

/* Product page */
.pp{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(1.2rem,4vw,3rem);align-items:start}
@media (max-width:760px){.pp{grid-template-columns:1fr}}
.pp .gal{background:#fff;border:1px solid var(--line);border-radius:var(--r);aspect-ratio:1;max-width:100%}
.pp .gal img{width:100%;height:100%;object-fit:contain;padding:14px}
.thumbs{display:flex;gap:8px;margin-top:8px;overflow-x:auto}
.thumbs button{flex:none;width:64px;height:64px;border:2px solid var(--line);border-radius:4px;background:#fff;padding:3px;cursor:pointer}
.thumbs button[aria-current="true"]{border-color:var(--accent)}
.thumbs img{width:100%;height:100%;object-fit:contain}
.pp h1{font-size:clamp(2.1rem,5vw,3.2rem);font-weight:800;text-transform:uppercase;margin:.4rem 0 .8rem}
.pp .price{font-size:1.6rem}
.pp .desc{white-space:pre-line;color:var(--ink);margin:1.2rem 0;max-width:62ch}
.pp .acts{display:flex;flex-wrap:wrap;gap:.6rem}
.qty{display:inline-flex;align-items:center;border:1.5px solid var(--line);border-radius:var(--r);background:var(--surface)}
.qty button{width:40px;height:44px;border:0;background:transparent;font-size:1.2rem;cursor:pointer}
.qty span{min-width:2.2ch;text-align:center;font:600 1rem var(--font-data)}
.facts{display:grid;grid-template-columns:auto 1fr;gap:.35rem 1rem;margin:1rem 0;font-size:.92rem}
.facts dt{color:var(--muted);font:500 .75rem/1.6 var(--font-data);text-transform:uppercase;letter-spacing:.08em}
.facts dd{margin:0;font-weight:600}
.back{display:inline-flex;align-items:center;gap:.35rem;color:var(--muted);text-decoration:none;font-weight:600;margin-bottom:1.2rem}

/* Cart */
.cart{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:1.5rem;align-items:start}
@media (max-width:760px){.cart{grid-template-columns:1fr}}
.line{display:grid;grid-template-columns:64px minmax(0,1fr) auto;gap:.8rem;align-items:center;padding:.8rem 0;border-bottom:1px solid var(--line)}
.line img{width:64px;height:64px;object-fit:contain;background:#fff;border:1px solid var(--line);border-radius:4px}
.line .x{border:0;background:transparent;color:var(--muted);cursor:pointer;font-size:.85rem;text-decoration:underline;padding:0}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:1.2rem}
.total{display:flex;justify-content:space-between;align-items:baseline;font:600 1.3rem var(--font-data);margin:.6rem 0 1rem}
.note{font-size:.85rem;color:var(--muted)}

/* About / contact */
.about{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(1.2rem,4vw,3rem);align-items:center}
@media (max-width:760px){.about{grid-template-columns:1fr}}
.about img{border-radius:var(--r);aspect-ratio:4/3;object-fit:cover;width:100%}
.about p{color:var(--muted);max-width:58ch}
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:1.5rem}
@media (max-width:640px){.steps{grid-template-columns:1fr}}
.step{border-top:4px solid var(--accent);background:var(--surface);padding:1rem;border-radius:0 0 var(--r) var(--r)}
.step b{font:600 .75rem var(--font-data);color:var(--muted);letter-spacing:.1em}
.step h3{font-size:1.5rem;text-transform:uppercase;margin:.3rem 0}
.step p{margin:0;color:var(--muted);font-size:.94rem}
.contact{background:var(--steel);color:#eef2f3}
.contact .wrap{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:2rem;padding-block:clamp(2.5rem,6vw,4rem)}
@media (max-width:760px){.contact .wrap{grid-template-columns:1fr}}
.contact h2{color:#fff}
.contact dl{display:grid;gap:.9rem;margin:0}
.contact dt{font:500 .72rem var(--font-data);letter-spacing:.12em;text-transform:uppercase;opacity:.65}
.contact dd{margin:.15rem 0 0;font-weight:600;font-size:1.05rem;word-break:break-word}
.contact .cta{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.4rem}
.contact .btn-ghost{color:#fff}
footer{background:var(--steel);color:#b9c4c9;border-top:1px solid rgba(255,255,255,.08)}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.6rem;padding-block:1.2rem;font-size:.85rem}
footer a{color:#b9c4c9}

.fab{position:fixed;right:calc(16px + env(safe-area-inset-right,0px));bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:40;width:56px;height:56px;border-radius:50%;background:var(--wa);color:#fff;display:grid;place-items:center;box-shadow:0 6px 18px rgba(0,0,0,.25)}
.fab svg{width:28px;height:28px}
.toast{position:fixed;left:50%;bottom:calc(84px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);z-index:70;background:var(--ink);color:var(--bg);padding:.7rem 1rem;border-radius:var(--r);font-weight:600;font-size:.92rem;max-width:calc(100% - 32px)}

/* Admin */
.demo-bar{background:var(--accent);color:var(--accent-ink);font-size:.88rem;font-weight:600}
.demo-bar .wrap{padding-block:.55rem}
.admin-head{display:flex;flex-wrap:wrap;gap:.8rem;align-items:center;justify-content:space-between;margin-bottom:1.2rem}
.tabs{display:flex;gap:.4rem;flex-wrap:wrap;margin-bottom:1.2rem}
.tabs button{border:1.5px solid var(--line);background:var(--surface);border-radius:var(--r);padding:.55rem .95rem;font-weight:700;cursor:pointer}
.tabs button[aria-selected="true"]{background:var(--steel);border-color:var(--steel);color:#fff}
.alist{display:grid;gap:8px}
.arow{display:grid;grid-template-columns:52px minmax(0,1fr) auto;gap:.8rem;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:.5rem .7rem}
.arow img,.arow .noimg{width:52px;height:52px;object-fit:contain;background:#fff;border-radius:4px;border:1px solid var(--line)}
.arow b{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.arow small{color:var(--muted);font:500 .78rem var(--font-data)}
.arow .bt{display:flex;gap:.35rem;flex-wrap:wrap;justify-content:flex-end}
.form{display:grid;gap:.9rem;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:1.1rem;margin-bottom:1.2rem}
.form .row{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:.9rem}
.form label{display:grid;gap:.3rem;font-weight:600;font-size:.9rem}
.form input[type=text],.form input[type=number],.form input[type=email],.form input[type=password],.form input[type=url],.form select,.form textarea{border:1.5px solid var(--line);border-radius:var(--r);padding:.6rem .7rem;background:var(--bg);width:100%;min-width:0}
.form textarea{min-height:130px;resize:vertical}
.form .chk{display:flex;align-items:center;gap:.5rem;font-weight:600}
.form .acts{display:flex;flex-wrap:wrap;gap:.6rem}
.fotos{display:flex;flex-wrap:wrap;gap:8px}
.fotos figure{margin:0;position:relative;width:84px;height:84px;background:#fff;border:1px solid var(--line);border-radius:4px}
.fotos img{width:100%;height:100%;object-fit:contain}
.fotos button{position:absolute;top:-8px;right:-8px;width:24px;height:24px;border-radius:50%;border:0;background:var(--bad);color:#fff;cursor:pointer;font-weight:700;line-height:1}
.hint{font-size:.82rem;color:var(--muted);font-weight:400}
.confirm{display:flex;gap:.4rem;align-items:center;flex-wrap:wrap;font-size:.85rem;font-weight:600;color:var(--bad)}
.login{max-width:420px;margin:0 auto}
.err{color:var(--bad);font-weight:600;font-size:.9rem}