/* Layout: one centered column; shop grid = 2 large tiles over 3 small ones; product page = gallery | buy box. */
:root{
  --bg:#f5f6f8; --surface:#ffffff; --ink:#15171d; --muted:#5a6070; --line:#dde1e8;
  --glow:#ffbf1f; --glow-soft:rgba(255,191,31,.22); --on-glow:#1b1400; --todo:#b45309;
  --f-display:"Bricolage Grotesque", "Avenir Next", system-ui, sans-serif;
  --f-body:"Figtree", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-mono:"JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --r:10px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0f1115; --surface:#171a21; --ink:#eceef3; --muted:#9aa1b0; --line:#282d37;
  --glow:#ffc83a; --glow-soft:rgba(255,200,58,.14); --on-glow:#1b1400; --todo:#fbbf24; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0f1115; --surface:#171a21; --ink:#eceef3; --muted:#9aa1b0; --line:#282d37;
  --glow:#ffc83a; --glow-soft:rgba(255,200,58,.14); --on-glow:#1b1400; --todo:#fbbf24; color-scheme:dark}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.6 var(--f-body)}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:2px solid var(--glow);outline-offset:3px;border-radius:4px}
h1,h2,h3{font-family:var(--f-display);line-height:1.1;text-wrap:balance;margin:0;letter-spacing:-.01em}
.wrap{max-width:1120px;margin:0 auto;padding-left:max(16px, env(safe-area-inset-left, 0px));padding-right:max(16px, env(safe-area-inset-right, 0px))}
.eyebrow{font:500 12px/1 var(--f-mono);text-transform:uppercase;letter-spacing:.12em;color:var(--muted);margin:0}

/* header */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top, 0px);z-index:10;background:var(--bg)}
.top{position:sticky;top:env(safe-area-inset-top, 0px);z-index:5;background:color-mix(in srgb, var(--bg) 88%, transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:16px;padding-block:14px}
.mark{display:flex;align-items:baseline;gap:8px;text-decoration:none;font:700 22px/1 var(--f-display);letter-spacing:.02em}
.mark-dot{width:10px;height:10px;border-radius:50%;background:var(--glow);box-shadow:0 0 0 4px var(--glow-soft);align-self:center}
.mark-sub{font:500 13px/1 var(--f-body);color:var(--muted);letter-spacing:0}
.crumb{font:500 12px/1 var(--f-mono);color:var(--muted);text-transform:uppercase;letter-spacing:.1em}
.nav{margin-left:auto;display:flex;gap:20px;font-weight:500;font-size:15px}
.nav a{text-decoration:none;color:var(--muted)}
.nav a:hover{color:var(--ink)}

/* hero: the one flourish is the light glow behind the headline */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero::before{content:"";position:absolute;width:720px;height:720px;left:-220px;top:-420px;border-radius:50%;
  background:radial-gradient(closest-side, var(--glow-soft), transparent 70%);pointer-events:none}
.hero-in{position:relative;display:grid;gap:18px;padding-block:72px 64px;max-width:1120px}
.hero h1{font-size:clamp(36px, 6vw, 68px);font-weight:700;max-width:14ch}
.lede{font-size:18px;color:var(--muted);max-width:52ch;margin:0}
.hero-cta{justify-self:start;margin-top:6px;text-decoration:none;font-weight:600;padding:12px 20px;border-radius:999px;background:var(--ink);color:var(--bg)}
.hero-cta:hover{background:var(--glow);color:var(--on-glow)}

/* shop grid */
.shop{padding-block:56px 72px;display:grid;gap:24px}
.shop-solo{padding-block:48px 72px}
.shop-head{display:flex;align-items:baseline;gap:14px}
.shop-head h2{font-size:clamp(28px, 4vw, 40px)}
.count{font:500 13px/1 var(--f-mono);color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(6, minmax(0, 1fr));gap:20px}
.card{grid-column:span 2;display:flex;flex-direction:column;text-decoration:none;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:transform .2s ease, border-color .2s ease}
.card-big{grid-column:span 3}
.grid-even .card{grid-column:span 3}
.card:hover{transform:translateY(-3px);border-color:var(--glow)}
.card-img{aspect-ratio:4/3;background:var(--line);max-width:100%}
.card-big .card-img{aspect-ratio:3/2}
.card-img img{width:100%;height:100%;object-fit:cover}
.card-txt{display:grid;gap:8px;padding:16px 18px 18px;min-width:0}
.card-row{display:flex;justify-content:space-between;align-items:baseline;gap:12px}
.card h3{font-size:19px;font-weight:600}
.card-big h3{font-size:23px}
.card p{margin:0;color:var(--muted);font-size:15px}
.price{font:500 15px/1 var(--f-mono);white-space:nowrap;font-variant-numeric:tabular-nums}
.specs{list-style:none;margin:4px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.specs li{font:500 11.5px/1 var(--f-mono);color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:6px 9px}

/* image fallback (shown if a photo can't load) */
.img-fallback{width:100%;height:100%;display:grid;place-items:center;text-align:center;padding:16px;
  font:500 13px/1.4 var(--f-mono);color:var(--muted);background:repeating-linear-gradient(135deg, var(--surface) 0 10px, var(--bg) 10px 20px)}

/* product page */
.prod{padding-block:28px 72px}
.back{display:inline-block;margin-bottom:20px;text-decoration:none;color:var(--muted);font-weight:500}
.back:hover{color:var(--ink)}
.prod-grid{display:grid;grid-template-columns:minmax(0, 1.15fr) minmax(0, 1fr);gap:40px;align-items:start}
.gallery{display:grid;gap:12px;position:sticky;top:calc(env(safe-area-inset-top, 0px) + 80px)}
.main-img{aspect-ratio:1/1;border-radius:var(--r);overflow:hidden;background:var(--line);border:1px solid var(--line);max-width:100%}
.main-img img{width:100%;height:100%;object-fit:cover}
.thumbs{display:grid;grid-template-columns:repeat(auto-fill, minmax(64px, 1fr));gap:8px}
.thumb{padding:0;border:2px solid transparent;border-radius:8px;overflow:hidden;aspect-ratio:1/1;cursor:pointer;background:var(--line)}
.thumb img{width:100%;height:100%;object-fit:cover}
.thumb.is-on{border-color:var(--glow)}
.buybox{display:grid;gap:18px;min-width:0}
.buybox h1{font-size:clamp(28px, 3.6vw, 40px);font-weight:700}
.price-lg{font:500 26px/1 var(--f-mono);font-variant-numeric:tabular-nums}
.specs-lg li{font-size:12.5px;padding:7px 11px}
.buy{display:block;text-align:center;text-decoration:none;font:600 17px/1 var(--f-body);padding:17px 20px;border-radius:999px;background:var(--glow);color:var(--on-glow);transition:filter .15s}
.buy:hover{filter:brightness(1.06)}
.buy.is-pending{background:var(--line);color:var(--muted);cursor:not-allowed}
.pay-note{margin:-6px 0 0;font-size:14px;color:var(--muted)}
.desc{display:grid;gap:12px;border-top:1px solid var(--line);padding-top:18px}
.desc p{margin:0;max-width:62ch}
.facts{margin:0;display:grid;gap:10px;border-top:1px solid var(--line);padding-top:18px}
.facts div{display:grid;grid-template-columns:90px 1fr;gap:12px}
.facts dt{font:500 12px/1.9 var(--f-mono);text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.facts dd{margin:0}

/* NFC explainer + guide */
.nfc{border:1px solid var(--line);border-radius:var(--r);background:var(--surface)}
.nfc summary{cursor:pointer;padding:14px 16px;font-weight:600;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}
.nfc summary::-webkit-details-marker{display:none}
.nfc summary::after{content:"+";font:500 18px/1 var(--f-mono);color:var(--muted)}
.nfc[open] summary::after{content:"\2212"}
.nfc-body{display:grid;gap:10px;padding:0 16px 16px}
.nfc-body p{margin:0;font-size:15px}
.guide .steps,.guide .ideas{margin:0;padding-left:22px;display:grid;gap:10px;max-width:65ch}
.guide .lede{margin-top:-8px}

/* info page */
.info{padding-block:48px 72px;display:grid;gap:28px;max-width:760px}
.info h1{font-size:clamp(32px, 5vw, 48px)}
.info section{display:grid;gap:10px;border-top:1px solid var(--line);padding-top:22px}
.info h2{font-size:22px}
.info p{margin:0;max-width:65ch}
.todo{color:var(--todo);font-weight:600}

/* footer */
.foot{border-top:1px solid var(--line);color:var(--muted);font-size:14px}
.foot-in{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding-block:28px}
.foot-links{display:flex;flex-wrap:wrap;gap:8px 18px}
.foot strong{color:var(--ink)}

@media (max-width: 860px){
  .grid{grid-template-columns:repeat(2, minmax(0, 1fr))}
  .card, .card-big, .grid-even .card{grid-column:span 1}
  .card-big{grid-column:span 2}
  .grid-even .card{grid-column:span 2}
  .prod-grid{grid-template-columns:minmax(0, 1fr);gap:28px}
  .gallery{position:static}
}
@media (max-width: 560px){
  .grid{grid-template-columns:minmax(0, 1fr)}
  .card, .card-big, .grid-even .card{grid-column:span 1}
  .mark-sub{display:none}
  .nav{gap:14px;font-size:14px}
  .hero-in{padding-block:52px 48px}
}
@media (prefers-reduced-motion: reduce){*{transition:none!important}}