/* NORTHWAY — mobile-first, system fonts only (fast on slow connections). Claude Code, 2026-10-02 */
:root{--ink:#0e0e0e;--muted:#6b6b6b;--line:#e6e6e6;--soft:#f5f5f4;--ok:#1d7a46;--bad:#b3261e;--wa:#1fa855;--r:12px}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:#fff}
img{max-width:100%;display:block}a{color:inherit}h1,h2{line-height:1.15;letter-spacing:-.01em}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.muted{color:var(--muted)}.small{font-size:13px}.center{text-align:center}.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.announce{background:var(--ink);color:#fff;text-align:center;font-size:12px;letter-spacing:.08em;text-transform:uppercase;padding:7px 12px}
.site-header{display:flex;justify-content:center;padding:14px 16px;border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(255,255,255,.96);z-index:20}
.logo{text-decoration:none}.wordmark{display:inline-flex;align-items:center;gap:7px;font-weight:800;letter-spacing:.32em;font-size:17px;padding-left:.32em}
.wordmark .mark{width:15px;height:15px;fill:currentColor;margin-left:-.32em}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--ink);color:#fff;border:2px solid var(--ink);border-radius:999px;padding:14px 28px;font-weight:700;font-size:15px;line-height:1.2;font-family:inherit;letter-spacing:.04em;text-decoration:none;cursor:pointer;min-height:50px}
.btn.outline{background:#fff;color:var(--ink)}.btn.block{display:flex;width:100%}.btn:disabled{opacity:.6}
.btn svg{width:20px;height:20px}.wa-btn{background:var(--wa);border-color:var(--wa);color:#fff}.btn.outline.wa-btn{background:#fff;color:var(--ink);border-color:var(--line)}.btn.outline.wa-btn svg{color:var(--wa)}
/* home */
.hero{position:relative;background:#ddd}.hero img{width:100%;height:min(78vh,820px);object-fit:cover}
.hero-text{position:absolute;inset:auto 0 0 0;padding:28px 20px 34px;text-align:center;color:#fff;background:linear-gradient(transparent,rgba(0,0,0,.55))}
.hero-text h1{font-size:clamp(30px,7vw,56px);margin:0 0 6px;font-weight:800;text-transform:uppercase;letter-spacing:.02em}.hero-text p{margin:0 0 18px;opacity:.9}
.hero-text .btn{background:#fff;color:var(--ink);border-color:#fff;min-width:200px}
.colors-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:8px}.colors-strip a{position:relative;text-decoration:none;border-radius:var(--r);overflow:hidden;background:var(--soft)}
.colors-strip img{aspect-ratio:4/5;object-fit:cover;width:100%;height:auto}.colors-strip span{position:absolute;left:8px;bottom:8px;background:#fff;border-radius:999px;padding:3px 10px;font-size:12px;font-weight:600}
.perks-row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:18px 12px;text-align:center;font-size:13px}.perks-row b{display:block;font-size:14px}.perks-row span{color:var(--muted)}
/* product */
.product{display:grid;gap:0}.gallery{background:var(--soft)}.gallery #main-img{width:100%;aspect-ratio:4/5;object-fit:cover;height:auto}
.thumbs{display:flex;gap:8px;padding:8px;overflow-x:auto}.thumbs:empty{display:none}.thumbs button{border:2px solid transparent;padding:0;border-radius:8px;overflow:hidden;background:none;width:64px;flex:none;cursor:pointer}.thumbs button.on{border-color:var(--ink)}
.info{padding:18px 16px 30px}.info h1{font-size:24px;margin:0 0 4px;text-transform:uppercase;letter-spacing:.02em}
.price{font-size:22px;margin:0 0 8px}.price s{color:var(--muted);font-size:17px;margin-right:6px}.lead{color:#333;margin:0 0 18px}
fieldset{border:0;margin:0 0 14px;padding:0}legend{font-size:14px;margin-bottom:8px;padding:0;width:100%}legend .sg-link{float:right;font-size:13px}
.bundles{display:grid;gap:8px}.bundle{position:relative;display:flex;align-items:center;gap:12px;border:2px solid var(--line);border-radius:var(--r);padding:12px 14px;cursor:pointer}
.bundle input{accent-color:var(--ink);width:18px;height:18px;margin:0}.bundle span{flex:1;display:grid}.bundle small{color:var(--ok);font-weight:600}.bundle em{font-style:normal;font-weight:700;text-align:right}.bundle em s{color:var(--muted);font-weight:400;font-size:13px;display:block}
.bundle.on,.bundle:has(input:checked){border-color:var(--ink);background:#fafafa}.bundle .tag{position:absolute;top:-9px;right:12px;background:var(--ink);color:#fff;font-style:normal;font-size:10px;letter-spacing:.08em;text-transform:uppercase;padding:2px 8px;border-radius:999px}
.unit{border-top:1px solid var(--line);padding-top:12px;margin-top:4px}.unit-title{font-weight:700;margin:0 0 8px;font-size:14px;text-transform:uppercase;letter-spacing:.06em}
.unit.missing .sz span{border-color:var(--bad)}.unit.missing legend .sname{color:var(--bad)}
.opts{display:flex;flex-wrap:wrap;gap:8px}.opts input{position:absolute;opacity:0;pointer-events:none}
.sw i{display:block;width:40px;height:40px;border-radius:50%;border:1px solid #bbb;box-shadow:inset 0 0 0 3px #fff;cursor:pointer}.sw input:checked+i{outline:2px solid var(--ink);outline-offset:2px}.sw input:focus-visible+i{outline:2px dashed var(--ink);outline-offset:3px}
.sz span{display:grid;place-items:center;min-width:52px;height:44px;padding:0 10px;border:1.5px solid var(--line);border-radius:10px;font-weight:600;cursor:pointer}
.sz input:checked+span{background:var(--ink);color:#fff;border-color:var(--ink)}.sz input:focus-visible+span{outline:2px dashed var(--ink)}.sz.out span{color:#bbb;text-decoration:line-through;cursor:not-allowed}
.qty-row{display:flex;justify-content:space-between;align-items:center;margin:8px 0 14px;border-top:1px solid var(--line);padding-top:12px}
.stepper{display:flex;align-items:center;border:1.5px solid var(--line);border-radius:999px}.stepper button{width:44px;height:44px;border:0;background:none;font-size:20px;cursor:pointer}.stepper output{min-width:28px;text-align:center;font-weight:700}
.sum{background:var(--soft);border-radius:var(--r);padding:12px 14px;margin:0 0 12px}.sum p{display:flex;justify-content:space-between;gap:10px;margin:4px 0}.sum .disc b,.sum .disc{color:var(--ok)}
.sum .tot{border-top:1px solid var(--line);padding-top:8px;margin-top:8px;font-size:18px}.sum .save{color:var(--ok);font-weight:700;justify-content:flex-end}.sum .muted{display:block}
.form-err,.alert{background:#fdecea;color:var(--bad);border-radius:10px;padding:10px 14px;font-weight:600}.alert.info{background:#e9f4ee;color:var(--ok)}
.buy{font-size:16px;min-height:56px}
.delivery-banner{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:12px 0}.delivery-banner p{display:flex;gap:10px;align-items:flex-start;margin:0;background:var(--soft);border-radius:var(--r);padding:12px;font-weight:700;font-size:14px;line-height:1.3}
.delivery-banner small{font-weight:400;color:var(--muted);font-size:12px}.delivery-banner svg{width:24px;height:24px;flex:none;fill:none;stroke:currentColor;stroke-width:1.6}
.exchange{font-size:14px;color:#333;margin:0 0 12px}
.acc{border-top:1px solid var(--line)}.acc:last-of-type{border-bottom:1px solid var(--line)}.acc summary{padding:14px 0;font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between}.acc summary::after{content:"+"}.acc[open] summary::after{content:"−"}.acc summary::-webkit-details-marker{display:none}
.details{margin:0 0 14px;padding-left:18px}.table-wrap{overflow-x:auto}
table.guide{border-collapse:collapse;width:100%;font-size:14px;text-align:center}.guide th,.guide td{padding:9px 6px;border-bottom:1px solid var(--line)}.guide thead th{background:var(--ink);color:#fff;font-size:11px;letter-spacing:.06em;text-transform:uppercase}.guide tbody tr:nth-child(odd){background:var(--soft)}
.sticky-buy{position:fixed;left:0;right:0;bottom:0;z-index:30;display:flex;gap:12px;align-items:center;padding:10px 14px calc(10px + env(safe-area-inset-bottom));background:#fff;border-top:1px solid var(--line);box-shadow:0 -6px 20px rgba(0,0,0,.08);transform:translateY(110%);transition:transform .2s}
.sticky-buy.show{transform:none}.sticky-buy div{display:grid;line-height:1.2;min-width:0}.sticky-buy small{color:var(--muted);font-size:12px;white-space:nowrap}.sticky-buy b{font-size:18px}.sticky-buy .btn{flex:1;padding:12px 14px;font-size:14px}
/* checkout */
.checkout-wrap{max-width:560px;margin:0 auto;padding:20px 16px 40px}.checkout-wrap h1{font-size:26px;margin:0 0 14px}.checkout-wrap h2{font-size:17px;margin:22px 0 10px}
.co-items{border:1px solid var(--line);border-radius:var(--r);padding:10px 12px;display:grid;gap:10px;margin-bottom:12px}.co-item{display:flex;gap:12px;align-items:center}.co-item img{width:52px;height:65px;object-fit:cover;border-radius:8px;background:var(--soft)}
.co-item div{flex:1;display:grid;font-size:14px}.co-item span{color:var(--muted)}.co-item .q{font-weight:700;color:var(--ink)}
.form{display:grid;gap:12px}.form label{display:grid;gap:5px;font-size:14px;font-weight:600}
.form input,.form select,.form textarea{font-size:16px;font-family:inherit;padding:12px;border:1.5px solid var(--line);border-radius:10px;background:#fff;width:100%}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--ink)}.form .bad{border-color:var(--bad)}.hint{margin:-6px 0 0;font-size:12px;color:var(--muted)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.seg{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:0}.seg legend{font-weight:600;font-size:14px}.seg input{position:absolute;opacity:0}.seg span{display:block;text-align:center;padding:12px;border:1.5px solid var(--line);border-radius:10px;font-weight:600;cursor:pointer}.seg input:checked+span{border-color:var(--ink);background:var(--ink);color:#fff}
.pay-box{border:1.5px solid var(--ink);border-radius:var(--r);padding:12px 14px;display:grid}.pay-box span{color:var(--muted);font-size:14px}
.thanks{text-align:center}.thanks .sum,.thanks .addr{text-align:left}.ok-mark{width:56px;height:56px;border-radius:50%;background:var(--ok);color:#fff;display:grid;place-items:center;font-size:28px;margin:10px auto 0}
.thanks .num{font-size:20px;letter-spacing:.04em}.wa-box{background:#eaf7ef;border-radius:var(--r);padding:14px;margin:16px 0;display:grid;gap:10px}.wa-box p{margin:0}
/* footer */
.site-footer{border-top:1px solid var(--line);padding:28px 16px calc(28px + env(safe-area-inset-bottom));text-align:center;margin-top:20px}.f-links{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 18px;margin:14px 0;font-size:14px}.copy{color:var(--muted);font-size:12px}
.wa-float{position:fixed;right:16px;bottom:16px;width:54px;height:54px;border-radius:50%;background:var(--wa);color:#fff;display:grid;place-items:center;box-shadow:0 6px 18px rgba(0,0,0,.2);z-index:25}.wa-float svg{width:30px;height:30px}
@media(min-width:900px){
  .product{grid-template-columns:1.1fr 1fr;max-width:1200px;margin:0 auto;gap:40px;padding:24px}.gallery{border-radius:16px;overflow:hidden;align-self:start;position:sticky;top:80px}
  .info{padding:0}.sticky-buy{display:none}body.pdp{padding-bottom:0}.colors-strip{max-width:1200px;margin:0 auto;gap:16px;padding:16px}.perks-row{max-width:900px;margin:0 auto}
}
.site-header{position:sticky}.cur-switch{position:absolute;right:12px;top:50%;transform:translateY(-50%);display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden;font-size:11px;font-weight:700}
.cur-switch a{padding:5px 8px;text-decoration:none;color:var(--muted)}.cur-switch a.on{background:var(--ink);color:#fff}.price-alt{margin:-4px 0 10px}.alt-total{justify-content:flex-end;margin-top:0!important}
@media(max-width:380px){.cur-switch a{padding:5px 6px}.wordmark{font-size:15px;letter-spacing:.24em}}