/* ==========================================================================
   SHIFTED GOODS — core stylesheet
   One file, shared by every page. Sharp corners, mono spec data, restrained
   red accent used only for buy actions + price emphasis.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root{
  --ink:#111113;
  --ink-soft:#3a3a3d;
  --graphite:#75757a;
  --paper:#ffffff;
  --panel:#f3f3f1;
  --panel-deep:#eae9e5;
  --hairline:#e2e1dd;
  --hairline-strong:#c9c8c3;
  --shift:#e8420c;
  --shift-ink:#b8330a;
  --ok:#1a7a4c;

  --font-display:'Space Grotesk', 'Helvetica Neue', Arial, sans-serif;
  --font-body:'Inter', 'Helvetica Neue', Arial, sans-serif;
  --font-mono:'JetBrains Mono', 'SF Mono', Menlo, monospace;

  --maxw:1200px;
  --gutter:clamp(20px, 4vw, 48px);
  --header-h:64px;
}

*, *::before, *::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *, *::before, *::after{ animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; }
}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:15px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; cursor:pointer; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ margin:0; font-family:var(--font-display); font-weight:600; letter-spacing:-0.01em; }

:focus-visible{ outline:2px solid var(--shift); outline-offset:2px; }

.wrap{ max-width:var(--maxw); margin:0 auto; padding-left:var(--gutter); padding-right:var(--gutter); }

.eyebrow{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--graphite);
}

.mono{ font-family:var(--font-mono); }

/* ---------------------------------------------------------------------- */
/* Header                                                                  */
/* ---------------------------------------------------------------------- */
.site-header{
  position:sticky; top:0; z-index:40;
  background:rgba(255,255,255,0.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--hairline);
}
.site-header .wrap{
  height:var(--header-h);
  display:flex; align-items:center; justify-content:space-between;
  gap:24px;
}
.wordmark{
  font-family:var(--font-display);
  font-weight:700;
  font-size:27px;
  letter-spacing:0.02em;
  white-space:nowrap;
}
.wordmark span{ color:var(--shift); }

.logo-img{
  height:128px;
  width:auto;
  display:block;
}
.footer-brand .logo-img{
  height:124px;
}

.main-nav{ display:flex; align-items:center; gap:28px; }
.main-nav a{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:0.08em;
  text-transform:uppercase;
  color:var(--ink-soft);
  padding:6px 0;
  border-bottom:1px solid transparent;
  transition:border-color .15s ease, color .15s ease;
}
.main-nav a:hover, .main-nav a.active{ color:var(--ink); border-color:var(--shift); }

.nav-toggle{
  display:none;
  background:none; border:1px solid var(--hairline-strong); padding:8px 10px;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after{
  content:''; display:block; width:18px; height:2px; background:var(--ink);
  position:relative; transition:transform .15s ease;
}
.nav-toggle span::before{ position:absolute; top:-6px; }
.nav-toggle span::after{ position:absolute; top:6px; }

@media (max-width: 720px){
  .main-nav{
    position:fixed; inset:var(--header-h) 0 auto 0;
    background:var(--paper); border-bottom:1px solid var(--hairline);
    flex-direction:column; align-items:flex-start; gap:0;
    padding:8px var(--gutter) 16px;
    transform:translateY(-8px); opacity:0; pointer-events:none;
    transition:opacity .15s ease, transform .15s ease;
  }
  .main-nav.open{ opacity:1; transform:translateY(0); pointer-events:auto; }
  .main-nav a{ width:100%; padding:12px 0; border-bottom:1px solid var(--hairline); }
  .nav-toggle{ display:block; }
}

/* ---------------------------------------------------------------------- */
/* Fitment strip — signature element. Real compatibility data styled as a
   build-plate / spec-tag strip. Used on the hero and reused inline on
   product pages. */
/* ---------------------------------------------------------------------- */
.fitment-strip{
  border-top:1px solid var(--hairline);
  border-bottom:1px solid var(--hairline);
  background:var(--panel);
  overflow-x:auto;
}
.fitment-strip .wrap{
  display:flex; align-items:center; gap:0;
  padding-top:0; padding-bottom:0;
}
.fitment-strip .fit-item{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:0.1em;
  text-transform:uppercase;
  color:var(--ink-soft);
  padding:12px 18px;
  border-right:1px solid var(--hairline-strong);
  white-space:nowrap;
}
.fitment-strip .fit-item:last-child{ border-right:none; }
.fitment-strip .fit-item b{ color:var(--ink); font-weight:600; }

/* ---------------------------------------------------------------------- */
/* Hero                                                                    */
/* ---------------------------------------------------------------------- */
.hero{ padding:clamp(48px, 9vw, 96px) 0 clamp(32px, 6vw, 56px); }
.hero .eyebrow{ margin-bottom:14px; }
.hero h1{
  font-size:clamp(34px, 5.4vw, 58px);
  line-height:1.02;
  max-width:14ch;
}
.hero p{
  margin-top:18px; max-width:46ch;
  color:var(--ink-soft); font-size:16px;
}
.hero-actions{ margin-top:28px; display:flex; gap:14px; flex-wrap:wrap; }

/* ---------------------------------------------------------------------- */
/* Buttons                                                                 */
/* ---------------------------------------------------------------------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  font-family:var(--font-mono);
  font-size:12px; letter-spacing:0.1em; text-transform:uppercase;
  padding:14px 22px;
  border:1px solid var(--ink);
  background:var(--ink); color:var(--paper);
  transition:background .15s ease, color .15s ease, border-color .15s ease, transform .1s ease;
}
.btn:hover{ background:var(--shift); border-color:var(--shift); }
.btn:active{ transform:translateY(1px); }
.btn-outline{ background:transparent; color:var(--ink); }
.btn-outline:hover{ background:var(--ink); color:var(--paper); border-color:var(--ink); }
.btn-buy{ background:var(--shift); border-color:var(--shift); width:100%; padding:16px 22px; font-size:13px; }
.btn-buy:hover{ background:var(--shift-ink); border-color:var(--shift-ink); }
.btn[disabled]{ background:var(--hairline-strong); border-color:var(--hairline-strong); color:var(--graphite); cursor:not-allowed; }

/* ---------------------------------------------------------------------- */
/* Category tabs (store page)                                             */
/* ---------------------------------------------------------------------- */
.cat-tabs{
  display:flex; gap:0; border-top:1px solid var(--hairline); border-bottom:1px solid var(--hairline);
  margin-top:8px;
}
.cat-tabs button{
  background:none; border:none; border-right:1px solid var(--hairline);
  font-family:var(--font-mono); font-size:12px; letter-spacing:0.08em; text-transform:uppercase;
  padding:14px 20px; color:var(--graphite);
}
.cat-tabs button:hover{ color:var(--ink); }
.cat-tabs button.active{ color:var(--ink); background:var(--panel); }

/* ---------------------------------------------------------------------- */
/* Product grid + card                                                    */
/* ---------------------------------------------------------------------- */
.product-grid{
  display:grid; grid-template-columns:repeat(3, 1fr); gap:1px;
  background:var(--hairline); border:1px solid var(--hairline);
  margin:0;
}
@media (max-width:880px){ .product-grid{ grid-template-columns:repeat(2, 1fr); } }
@media (max-width:520px){ .product-grid{ grid-template-columns:1fr; } }

.product-card{
  background:var(--paper); display:flex; flex-direction:column;
}
.product-card .thumb{
  aspect-ratio:1/1; overflow:hidden; background:var(--panel);
  position:relative;
}
.product-card .thumb img{
  width:100%; height:100%; object-fit:cover;
  transition:transform .35s ease;
}
.product-card:hover .thumb img{ transform:scale(1.035); }
.product-card .stock-flag{
  position:absolute; top:10px; left:10px;
  background:var(--paper); border:1px solid var(--hairline-strong);
  font-family:var(--font-mono); font-size:10px; letter-spacing:0.08em; text-transform:uppercase;
  padding:4px 8px; color:var(--shift-ink);
}
.product-card .info{ padding:18px 18px 20px; display:flex; flex-direction:column; gap:6px; flex:1; }
.product-card .cat-label{ font-family:var(--font-mono); font-size:10px; letter-spacing:0.1em; text-transform:uppercase; color:var(--graphite); }
.product-card h3{ font-size:17px; line-height:1.25; }
.product-card .fit{ font-size:13px; color:var(--graphite); }
.product-card .row{ margin-top:auto; padding-top:12px; display:flex; align-items:center; justify-content:space-between; }
.product-card .price{ font-family:var(--font-mono); font-size:15px; font-weight:500; }
.product-card .go{ font-family:var(--font-mono); font-size:11px; letter-spacing:0.08em; text-transform:uppercase; color:var(--ink); border-bottom:1px solid var(--ink); }

.empty-note{ padding:60px 0; text-align:center; color:var(--graphite); font-family:var(--font-mono); font-size:13px; text-transform:uppercase; letter-spacing:0.08em; }

/* ---------------------------------------------------------------------- */
/* Section shell                                                          */
/* ---------------------------------------------------------------------- */
.section{ padding:clamp(40px, 6vw, 64px) 0; }
.section-head{ display:flex; align-items:baseline; justify-content:space-between; margin-bottom:24px; gap:16px; flex-wrap:wrap; }
.section-head h2{ font-size:22px; }

/* ---------------------------------------------------------------------- */
/* Product detail                                                         */
/* ---------------------------------------------------------------------- */
.pdp{ padding:32px 0 80px; }
.breadcrumb{ font-family:var(--font-mono); font-size:11px; letter-spacing:0.08em; text-transform:uppercase; color:var(--graphite); margin-bottom:22px; }
.breadcrumb a{ color:var(--graphite); }
.breadcrumb a:hover{ color:var(--ink); }

.pdp-grid{ display:grid; grid-template-columns:1.15fr 0.85fr; gap:56px; align-items:start; }
@media (max-width:880px){ .pdp-grid{ grid-template-columns:1fr; gap:32px; } }

.gallery{ position:sticky; top:calc(var(--header-h) + 20px); }
@media (max-width:880px){ .gallery{ position:static; } }
.gallery .main-image{
  aspect-ratio:1/1; background:var(--panel); overflow:hidden; border:1px solid var(--hairline);
}
.gallery .main-image img{ width:100%; height:100%; object-fit:cover; }
.gallery .thumbs{ display:grid; grid-template-columns:repeat(5, 1fr); gap:8px; margin-top:8px; }
.gallery .thumbs button{
  aspect-ratio:1/1; padding:0; border:1px solid var(--hairline); background:var(--panel); overflow:hidden;
}
.gallery .thumbs button.active{ border-color:var(--ink); }
.gallery .thumbs img{ width:100%; height:100%; object-fit:cover; }

.pdp-info .cat-label{ font-family:var(--font-mono); font-size:11px; letter-spacing:0.1em; text-transform:uppercase; color:var(--graphite); }
.pdp-info h1{ font-size:clamp(26px, 3.2vw, 34px); margin-top:10px; }
.pdp-info .fit-sub{ margin-top:8px; color:var(--graphite); font-size:14px; }
.pdp-info .price-row{ display:flex; align-items:center; gap:14px; margin-top:20px; }
.pdp-info .price{ font-family:var(--font-mono); font-size:24px; }
.pdp-info .stock-note{ font-family:var(--font-mono); font-size:11px; letter-spacing:0.05em; text-transform:uppercase; }
.stock-note.low{ color:var(--shift-ink); }
.stock-note.ok{ color:var(--ok); }

.variant-block{ margin-top:26px; }
.variant-block .label{ font-family:var(--font-mono); font-size:11px; letter-spacing:0.08em; text-transform:uppercase; color:var(--graphite); margin-bottom:10px; }
.variant-options{ display:flex; flex-wrap:wrap; gap:8px; }
.variant-options button{
  border:1px solid var(--hairline-strong); background:var(--paper);
  padding:9px 16px; font-family:var(--font-mono); font-size:12px; letter-spacing:0.04em;
}
.variant-options button.active{ border-color:var(--ink); background:var(--ink); color:var(--paper); }

.buy-block{ margin-top:28px; }
.buy-note{ margin-top:10px; font-size:12px; color:var(--graphite); text-align:center; }

.spec-plate{
  margin-top:36px; border:1px solid var(--hairline);
}
.spec-plate .spec-row{
  display:grid; grid-template-columns:1fr 1.6fr; gap:16px;
  padding:12px 16px; border-bottom:1px solid var(--hairline);
  font-family:var(--font-mono); font-size:12.5px;
}
.spec-plate .spec-row:last-child{ border-bottom:none; }
.spec-plate .spec-row .k{ color:var(--graphite); letter-spacing:0.04em; text-transform:uppercase; }
.spec-plate .spec-row .v{ color:var(--ink); }

.accordion{ margin-top:36px; border-top:1px solid var(--hairline); }
.accordion-item{ border-bottom:1px solid var(--hairline); }
.accordion-item button{
  width:100%; display:flex; align-items:center; justify-content:space-between;
  background:none; border:none; padding:16px 2px; text-align:left;
  font-family:var(--font-display); font-weight:600; font-size:14px; letter-spacing:0.01em;
}
.accordion-item .plus{ font-family:var(--font-mono); color:var(--graphite); font-size:16px; transition:transform .15s ease; }
.accordion-item[data-open="true"] .plus{ transform:rotate(45deg); }
.accordion-panel{ overflow:hidden; max-height:0; transition:max-height .2s ease; }
.accordion-item[data-open="true"] .accordion-panel{ max-height:800px; }
.accordion-panel .inner{ padding:0 2px 18px; color:var(--ink-soft); font-size:14px; line-height:1.65; }
.accordion-panel ul{ padding-left:18px; list-style:disc; }
.accordion-panel li{ margin-bottom:6px; }
.accordion-panel p{ margin:0 0 10px; }

.notice-box{
  margin-top:28px; padding:14px 16px; background:var(--panel); border:1px solid var(--hairline);
  font-size:12.5px; color:var(--graphite); line-height:1.6;
}

/* ---------------------------------------------------------------------- */
/* Simple content pages (contact/shipping/terms/privacy)                  */
/* ---------------------------------------------------------------------- */
.page-hero{ padding:52px 0 28px; border-bottom:1px solid var(--hairline); }
.page-hero .eyebrow{ margin-bottom:12px; }
.page-hero h1{ font-size:clamp(28px, 4vw, 40px); }
.prose{ padding:44px 0 80px; max-width:720px; }
.prose h2{ font-size:18px; margin-top:36px; margin-bottom:12px; }
.prose h2:first-child{ margin-top:0; }
.prose p{ margin:0 0 14px; color:var(--ink-soft); }
.prose ul{ margin:0 0 14px; padding-left:20px; list-style:disc; color:var(--ink-soft); }
.prose li{ margin-bottom:6px; }
.prose a{ text-decoration:underline; text-underline-offset:2px; }
.prose .updated{ font-family:var(--font-mono); font-size:11px; text-transform:uppercase; letter-spacing:0.08em; color:var(--graphite); margin-bottom:28px; display:block; }

.contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:56px; padding:44px 0 80px; }
@media (max-width:760px){ .contact-grid{ grid-template-columns:1fr; gap:36px; } }
.contact-grid h2{ font-size:16px; margin-bottom:14px; }
.contact-details .row{ padding:14px 0; border-bottom:1px solid var(--hairline); }
.contact-details .k{ font-family:var(--font-mono); font-size:11px; letter-spacing:0.08em; text-transform:uppercase; color:var(--graphite); margin-bottom:4px; }
.contact-details .v a{ text-decoration:underline; text-underline-offset:2px; }

.field{ margin-bottom:16px; }
.field label{ display:block; font-family:var(--font-mono); font-size:11px; letter-spacing:0.08em; text-transform:uppercase; color:var(--graphite); margin-bottom:6px; }
.field input, .field textarea{
  width:100%; border:1px solid var(--hairline-strong); background:var(--paper);
  padding:11px 12px; font-family:var(--font-body); font-size:14px; color:var(--ink);
}
.field input:focus, .field textarea:focus{ outline:none; border-color:var(--ink); }
.field textarea{ resize:vertical; min-height:120px; }
.form-note{ font-size:12px; color:var(--graphite); margin-top:12px; }

/* ---------------------------------------------------------------------- */
/* Footer                                                                  */
/* ---------------------------------------------------------------------- */
.site-footer{ border-top:1px solid var(--hairline); margin-top:auto; background:var(--panel); }
.footer-grid{
  display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:40px;
  padding:52px 0 32px;
}
@media (max-width:720px){ .footer-grid{ grid-template-columns:1fr; gap:32px; } }
.footer-brand .wordmark{ font-size:16px; }
.footer-brand p{ margin-top:12px; color:var(--graphite); font-size:13px; max-width:32ch; line-height:1.6; }
.footer-col h4{ font-family:var(--font-mono); font-size:11px; letter-spacing:0.1em; text-transform:uppercase; color:var(--graphite); margin-bottom:14px; }
.footer-col ul li{ margin-bottom:10px; }
.footer-col ul a{ font-size:13.5px; color:var(--ink-soft); }
.footer-col ul a:hover{ color:var(--shift-ink); }
.footer-bottom{
  border-top:1px solid var(--hairline-strong);
  padding:18px 0;
  font-family:var(--font-mono); font-size:11px; letter-spacing:0.04em; color:var(--graphite);
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:8px;
}

html, body{ height:100%; }
body{ display:flex; flex-direction:column; min-height:100vh; }
main{ flex:1 0 auto; }