/* Passlunea — commerce.css
   Styles for shop.html, product.html, cart.html, checkout.html.
   Coordinates with styles.css (tokens, header/footer, buttons, chips).
   Local preview only. */

/* ---------- Shared tokens (fallbacks if styles.css lacks them) ---------- */
:root{
  --ink:#16233A;
  --sand:#EFE6D8;
  --brass:#A9803F;
  --paper:#FBF8F3;
  --charcoal:#2B2B2B;
  --rule:#D8CDBB;
  --muted:#6B6459;
  --radius:10px;
  --gap:22px;
  --pad-desk:42px;
  --pad-mob:31px;
}

/* ---------- Layout shells ---------- */
.shop-main,.product-main,.commerce-main{
  max-width:1200px;
  margin:0 auto;
  padding:var(--pad-desk) 24px 56px;
  color:var(--charcoal);
}
.wrap{max-width:1080px;margin:0 auto;}

.crumbs{font-size:.82rem;color:var(--muted);margin:0 0 18px;display:flex;flex-wrap:wrap;gap:6px;align-items:center;}
.crumbs a{color:var(--ink);text-decoration:none;border-bottom:1px solid transparent;}
.crumbs a:hover,.crumbs a:focus-visible{border-bottom-color:var(--brass);}

.shop-head,.page-head{margin-bottom:26px;}
.shop-head h1,.page-head h1,.buy-block h1{
  font-family:'Fraunces',Georgia,serif;
  color:var(--ink);
  font-size:clamp(1.6rem,3vw,2.3rem);
  line-height:1.15;
  margin:0 0 10px;
}
.lede{max-width:70ch;color:var(--charcoal);line-height:1.6;margin:0;}
.section-h{font-family:'Fraunces',Georgia,serif;color:var(--ink);font-size:1.15rem;margin:0 0 14px;}
.fine{font-size:.82rem;color:var(--muted);line-height:1.5;}
.note{font-size:.82rem;color:var(--muted);border-left:2px solid var(--brass);padding-left:10px;}

/* ---------- Buttons ---------- */
.btn,.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--brass);color:#fff;border:1px solid var(--brass);
  font:600 .95rem/1 'Inter',system-ui,sans-serif;
  padding:12px 20px;border-radius:8px;cursor:pointer;text-decoration:none;
  transition:background .15s ease,box-shadow .15s ease;
}
.btn:hover,.btn-primary:hover{background:#8f6a30;}
.btn:focus-visible,.btn-primary:focus-visible{outline:3px solid var(--ink);outline-offset:2px;}
.btn-block{display:flex;width:100%;}
.text-link{color:var(--ink);text-decoration:underline;text-underline-offset:3px;}

/* ---------- Shop layout ---------- */
.shop-layout{display:grid;grid-template-columns:220px 1fr;gap:32px;align-items:start;}
.filter-rail{position:sticky;top:16px;}
.filter-open{display:none;}
.filter-panel{border:1px solid var(--rule);border-radius:var(--radius);padding:16px;background:var(--paper);}
.filter-group{border:0;margin:0 0 16px;padding:0;}
.filter-group legend{font:600 .78rem/1 'Inter',sans-serif;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:8px;}
.filter-group label{display:flex;gap:8px;align-items:flex-start;font-size:.86rem;line-height:1.35;padding:4px 0;cursor:pointer;}
.filter-group input{accent-color:var(--brass);margin-top:2px;}
.filter-clear{background:none;border:1px solid var(--rule);border-radius:6px;color:var(--ink);font-size:.8rem;padding:7px 12px;cursor:pointer;width:100%;}
.filter-clear:hover{border-color:var(--brass);}

.results-bar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:16px;}
.result-count{margin:0;font-size:.85rem;color:var(--muted);}
.sort-wrap{font-size:.82rem;color:var(--muted);display:inline-flex;gap:8px;align-items:center;}
.sort-wrap select{font:inherit;padding:7px 10px;border:1px solid var(--rule);border-radius:6px;background:#fff;color:var(--charcoal);}

.query-chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px;}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.chip{display:inline-block;padding:7px 13px;border:1px solid var(--rule);border-radius:999px;background:#fff;color:var(--ink);font-size:.8rem;text-decoration:none;}
.chip:hover,.chip:focus-visible{border-color:var(--brass);background:var(--sand);}

/* ---------- Product grid & cards ---------- */
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);}
.product-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--rule);
  border-radius:var(--radius);overflow:hidden;text-decoration:none;color:inherit;
  transition:box-shadow .15s ease,transform .15s ease;
}
.product-card:hover,.product-card:focus-visible{box-shadow:0 6px 18px rgba(22,35,58,.10);transform:translateY(-2px);}
.product-card .card-media{
  aspect-ratio:4/5;background:var(--paper);display:flex;align-items:center;justify-content:center;padding:12px;
}
.product-card .card-media img{width:100%;height:100%;object-fit:contain;display:block;}
.product-card .card-body{padding:12px 14px 16px;display:flex;flex-direction:column;gap:6px;flex:1;}
.product-card .card-name{font-size:.88rem;line-height:1.35;color:var(--charcoal);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.product-card .card-price{font:600 .9rem/1 'Inter',sans-serif;font-variant-numeric:tabular-nums;color:var(--ink);margin-top:auto;}
.product-card .card-price small{font-weight:400;color:var(--muted);font-size:.72rem;}

.empty-state{border:1px dashed var(--rule);border-radius:var(--radius);padding:28px;text-align:center;background:var(--paper);}
.empty-state h2{font-family:'Fraunces',serif;color:var(--ink);font-size:1.2rem;margin:0 0 8px;}

/* ---------- Product page ---------- */
.product-top{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:start;margin-bottom:40px;}
.gallery{display:flex;flex-direction:column;gap:12px;}
.gallery-main{aspect-ratio:4/5;background:var(--paper);border:1px solid var(--rule);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;padding:16px;}
.gallery-main img{width:100%;height:100%;object-fit:contain;display:block;}
.gallery-thumbs{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;scrollbar-width:thin;}
.gallery-thumbs button{flex:0 0 64px;width:64px;height:80px;padding:4px;background:#fff;border:1px solid var(--rule);border-radius:6px;cursor:pointer;}
.gallery-thumbs button[aria-current="true"]{border-color:var(--brass);box-shadow:0 0 0 2px rgba(169,128,63,.25);}
.gallery-thumbs img{width:100%;height:100%;object-fit:contain;display:block;}

.buy-block{display:flex;flex-direction:column;gap:14px;}
.ref-price{margin:0;font:600 1.3rem/1 'Inter',sans-serif;font-variant-numeric:tabular-nums;color:var(--ink);}
.ref-price small{display:block;font-weight:400;font-size:.72rem;color:var(--muted);margin-top:4px;}
.short-desc{line-height:1.6;margin:0;color:var(--charcoal);}
.attr-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;font-size:.86rem;}
.attr-list li{padding-left:16px;position:relative;}
.attr-list li::before{content:'';position:absolute;left:0;top:.55em;width:6px;height:6px;border-radius:50%;background:var(--brass);}
.qty-row{display:flex;align-items:center;gap:12px;}
.qty-row label{font-size:.85rem;color:var(--muted);}
.stepper{display:inline-flex;align-items:center;border:1px solid var(--rule);border-radius:6px;overflow:hidden;}
.stepper button{width:34px;height:36px;background:#fff;border:0;font-size:1.1rem;cursor:pointer;color:var(--ink);}
.stepper button:hover{background:var(--sand);}
.stepper input{width:48px;height:36px;border:0;border-left:1px solid var(--rule);border-right:1px solid var(--rule);text-align:center;font:inherit;font-variant-numeric:tabular-nums;-moz-appearance:textfield;}
.stepper input::-webkit-outer-spin-button,.stepper input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0;}
.add-cart{width:100%;}
.paypal-line{font-size:.8rem;color:var(--muted);margin:0;display:flex;gap:8px;align-items:center;flex-wrap:wrap;}
.paypal-mark{display:inline-block;font:700 .78rem/1 'Inter',sans-serif;color:#003087;background:#fff;border:1px solid #c9d3e0;border-radius:4px;padding:4px 8px;letter-spacing:.02em;}
.help-lines{list-style:none;margin:0;padding:14px 0 0;border-top:1px solid var(--rule);display:flex;flex-direction:column;gap:8px;font-size:.82rem;color:var(--muted);}
.help-lines a{color:var(--ink);}

.product-section{border-top:1px solid var(--rule);padding-top:28px;margin-top:28px;}
.product-section h2{font-family:'Fraunces',serif;color:var(--ink);font-size:1.2rem;margin:0 0 12px;}
.product-section p{line-height:1.65;max-width:75ch;}

.pair-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.pair-grid .product-card .card-body{gap:8px;}
.pair-grid .add-cart{margin-top:6px;padding:9px 12px;font-size:.82rem;}

.faq-item{border-bottom:1px solid var(--rule);}
.faq-q{width:100%;text-align:left;background:none;border:0;padding:14px 0;font:600 .92rem/1.35 'Inter',sans-serif;color:var(--ink);cursor:pointer;display:flex;justify-content:space-between;gap:12px;}
.faq-q::after{content:'+';color:var(--brass);font-weight:400;}
.faq-q[aria-expanded="true"]::after{content:'\2212';}
.faq-a{padding:0 0 14px;font-size:.9rem;line-height:1.6;color:var(--charcoal);}

.related-grid{grid-template-columns:repeat(4,1fr);}

/* ---------- Sticky mobile add bar ---------- */
.sticky-bar{display:none;}

/* ---------- Cart ---------- */
.cart-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:32px;align-items:start;}
.cart-lines{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--rule);}
.cart-line{display:grid;grid-template-columns:72px 1fr auto;gap:14px;align-items:center;padding:16px 0;border-bottom:1px solid var(--rule);}
.cart-line img{width:72px;height:90px;object-fit:contain;background:var(--paper);border:1px solid var(--rule);border-radius:6px;padding:4px;}
.cart-line .line-name{font-size:.88rem;line-height:1.35;margin:0 0 4px;}
.cart-line .line-price{font:600 .85rem/1 'Inter',sans-serif;font-variant-numeric:tabular-nums;color:var(--ink);}
.cart-line .line-controls{display:flex;flex-direction:column;align-items:flex-end;gap:8px;}
.cart-line .remove{background:none;border:0;color:var(--muted);font-size:.78rem;text-decoration:underline;cursor:pointer;padding:0;}
.cart-line .remove:hover{color:var(--ink);}
.cart-actions{margin-top:18px;}

.cart-summary,.checkout-summary{background:var(--paper);border:1px solid var(--rule);border-radius:var(--radius);padding:20px;position:sticky;top:16px;}
.summary-list{margin:0 0 14px;display:flex;flex-direction:column;gap:8px;font-size:.88rem;}
.summary-list>div{display:flex;justify-content:space-between;gap:12px;}
.summary-list dt{color:var(--muted);margin:0;}
.summary-list dd{margin:0;font-variant-numeric:tabular-nums;text-align:right;}
.summary-total{border-top:1px solid var(--rule);padding-top:10px;font-weight:600;color:var(--ink);}
.notice{background:#fff;border:1px solid var(--brass);border-radius:8px;padding:12px;font-size:.8rem;line-height:1.5;margin:14px 0;}

.pairing{margin-top:44px;border-top:1px solid var(--rule);padding-top:28px;}
.pairing-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);margin-top:16px;}

/* ---------- Checkout ---------- */
.banner-alert{display:flex;flex-direction:column;gap:4px;background:#fff4e0;border:1px solid var(--brass);border-radius:var(--radius);padding:14px 18px;margin-bottom:24px;font-size:.88rem;line-height:1.5;}
.banner-alert strong{color:var(--ink);}
.checkout-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:32px;align-items:start;}
.checkout-form{display:flex;flex-direction:column;gap:14px;}
.field{display:flex;flex-direction:column;gap:5px;}
.field label{font-size:.82rem;font-weight:600;color:var(--ink);}
.field input{font:inherit;padding:10px 12px;border:1px solid var(--rule);border-radius:6px;background:#fff;color:var(--charcoal);}
.field input:focus-visible{outline:2px solid var(--brass);outline-offset:1px;border-color:var(--brass);}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.req{color:#a33;}
.pay-box{display:flex;gap:14px;align-items:flex-start;border:1px solid var(--rule);border-radius:8px;padding:14px;background:var(--paper);}
.pay-box p{margin:0;font-size:.85rem;line-height:1.5;}
.checkout-lines{display:flex;flex-direction:column;gap:10px;margin-bottom:14px;font-size:.84rem;}
.checkout-lines .co-line{display:flex;justify-content:space-between;gap:10px;}
.checkout-msg{background:var(--sand);border:1px solid var(--brass);border-radius:8px;padding:12px;font-size:.85rem;}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .product-grid{grid-template-columns:repeat(3,1fr);}
  .related-grid{grid-template-columns:repeat(3,1fr);}
  .shop-layout{grid-template-columns:190px 1fr;gap:24px;}
  .product-top{gap:28px;}
}

@media (max-width:860px){
  .product-grid{grid-template-columns:repeat(2,1fr);}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .pair-grid{grid-template-columns:repeat(2,1fr);}
  .pairing-strip{grid-template-columns:repeat(2,1fr);}
  .cart-layout,.checkout-layout{grid-template-columns:1fr;}
  .cart-summary,.checkout-summary{position:static;}
  .product-top{grid-template-columns:1fr;}
  .gallery-main{max-width:520px;}
}

@media (max-width:720px){
  .shop-main,.product-main,.commerce-main{padding:var(--pad-mob) 16px 44px;}
  .shop-layout{grid-template-columns:1fr;gap:16px;}
  .filter-rail{position:static;}
  .filter-open{display:inline-flex;width:100%;justify-content:center;background:#fff;border:1px solid var(--rule);border-radius:8px;padding:11px;font:600 .9rem/1 'Inter',sans-serif;color:var(--ink);cursor:pointer;}
  .filter-panel{display:none;margin-top:10px;}
  .filter-panel.is-open{display:block;}
  .results-bar{gap:8px;}
  .sort-wrap{width:100%;justify-content:space-between;}
  .sort-wrap select{flex:1;}
  .product-grid{grid-template-columns:repeat(2,1fr);gap:14px;}
  .product-card .card-body{padding:10px 11px 13px;}
  .product-card .card-name{font-size:.82rem;}
  .pair-grid,.pairing-strip,.related-grid{grid-template-columns:1fr;}
  .field-row{grid-template-columns:1fr;}
  .cart-line{grid-template-columns:60px 1fr;}
  .cart-line img{width:60px;height:76px;}
  .cart-line .line-controls{grid-column:1 / -1;flex-direction:row;justify-content:space-between;align-items:center;}
  .banner-alert{font-size:.82rem;}
  .sticky-bar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:40;gap:12px;align-items:center;justify-content:space-between;background:#fff;border-top:1px solid var(--rule);padding:10px 16px;box-shadow:0 -4px 14px rgba(22,35,58,.08);}
  .sticky-bar[hidden]{display:none;}
  .sticky-bar span{font-size:.8rem;line-height:1.3;color:var(--charcoal);flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
  .sticky-bar .btn-primary{padding:10px 14px;font-size:.82rem;white-space:nowrap;}
  .product-main{padding-bottom:96px;}
}

@media (max-width:420px){
  .product-grid{grid-template-columns:1fr;}
  .product-card{flex-direction:row;align-items:stretch;}
  .product-card .card-media{width:120px;flex:0 0 120px;aspect-ratio:auto;}
  .product-card .card-body{flex:1;}
}

@media (prefers-reduced-motion:reduce){
  .product-card,.btn,.btn-primary{transition:none;}
  .product-card:hover{transform:none;}
}