:root{
  --bg:#ffffff;
  --fg:#111111;
  --muted:#6b7280;
  --border:#e5e7eb;
  --card:#f8fafc;
  --ok:#16a34a;
  --danger:#ef4444;
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.55 system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Inter,Helvetica,Arial,sans-serif}
a{color:inherit;text-decoration:none}
img,video{max-width:100%;height:auto;display:block}
button{cursor:pointer}

.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* Header */
header.site{position:sticky;top:0;z-index:50;background:var(--bg);border-bottom:1px solid var(--border)}
header .row{display:grid;grid-template-columns:220px 1fr 140px;align-items:center;height:72px;gap:20px}
.brand{display:flex;gap:10px;align-items:center;font-weight:700;letter-spacing:.5px}
.brand svg{width:28px;height:28px}
.topnav{display:flex;align-items:center;justify-content:center;gap:26px;flex-wrap:wrap}
.topnav a{font-weight:600;opacity:.85}
.topnav a.active,.topnav a:hover{opacity:1}
.icons{display:flex;align-items:center;justify-content:flex-end;gap:14px}
.icon{width:24px;height:24px;border:1px solid var(--border);border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:12px}

/* Sections */
section{scroll-margin-top:90px}
.section{padding:60px 0;border-bottom:1px solid var(--border)}

/* Hero */
.hero{border-bottom:1px solid var(--border)}
.hero-inner{display:grid;grid-template-columns:1.2fr 1fr;gap:24px;align-items:center;padding:60px 0}
.hero h1{font-size:clamp(34px,6vw,54px);line-height:1.05;margin:0}
.hero p{max-width:52ch;color:var(--muted)}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 10px;border-radius:999px;border:1px solid var(--border);font-size:12px;color:var(--muted);margin-bottom:12px}
.cta{display:flex;gap:12px;margin-top:18px}
.btn{border:1px solid var(--fg);background:var(--fg);color:#fff;padding:12px 18px;border-radius:999px;font-weight:600;transition:.2s transform}
.btn:hover{transform:translateY(-1px)}
.btn.outline{background:#fff;color:var(--fg)}
.gallery{position:relative;border:1px solid var(--border);border-radius:16px;overflow:hidden}
.gallery img,.gallery video{width:100%;height:520px;object-fit:cover}

/* Shop grid */
.shop{padding:34px 0;border-bottom:1px solid var(--border)}
.shop-wrap{display:grid;grid-template-columns:260px 1fr;gap:28px}
.filters{border:1px solid var(--border);border-radius:14px;padding:16px;height:max-content}
.filter-title{display:flex;align-items:center;gap:8px;font-weight:700;margin-bottom:10px}
.chip{display:inline-block;border:1px solid var(--border);border-radius:999px;padding:6px 10px;font-size:12px;color:var(--muted)}
.color-grid{display:grid;grid-template-columns:repeat(5,28px);gap:14px;margin-top:8px}
.swatch{width:28px;height:28px;border-radius:50%;border:2px solid #fff;box-shadow:0 0 0 1px var(--border);cursor:pointer}
.swatch.active{box-shadow:0 0 0 2px var(--fg)}
.products{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:28px;align-content:start}
.tile{border:1px solid var(--border);border-radius:16px;padding:16px;background:#fff}
.tile .thumb{border:1px solid var(--border);border-radius:12px;overflow:hidden;background:#fff}
.tile h4{margin:10px 0 4px}
.tile .price-row{display:flex;gap:10px;align-items:center}
.strike{color:var(--muted);text-decoration:line-through}

/* Favorites */
.favorite{appearance:none;border:1px solid var(--border);background:#fff;border-radius:999px;padding:10px 14px;display:inline-flex;align-items:center;gap:10px;transition:.25s;position:relative}
.favorite svg{width:20px;height:20px;fill:none;stroke:currentColor}
.favorite.fav{border-color:#fca5a5}
.favorite.fav svg{fill:#ef4444;stroke:#ef4444}
.sparks{position:absolute;inset:0;pointer-events:none}
.spark{position:absolute;width:6px;height:6px;border-radius:50%;background:#ef4444;opacity:0;animation:boom .6s ease-out}
@keyframes boom{from{transform:translate(0,0) scale(0);opacity:.9}to{transform:translate(var(--dx),var(--dy)) scale(1.3);opacity:0}}

/* Product page */
.pill{display:inline-block;padding:4px 10px;border:1px solid var(--border);border-radius:999px;font-size:12px;color:var(--muted)}
.stars{letter-spacing:2px}
.specs{list-style:none;padding:0;margin:12px 0}
.specs li{padding:6px 0;border-bottom:1px dashed var(--border)}
.reviews{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.review{border:1px solid var(--border);border-radius:12px;padding:14px}

/* Profile & Checkout */
.profile-card{border:1px solid var(--border);border-radius:16px;padding:20px;background:var(--card)}
form label{display:block;font-weight:600;margin:10px 0 6px}
input,textarea{width:100%;padding:12px;border:1px solid var(--border);border-radius:10px;background:#fff}
textarea{min-height:100px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.cart-line{display:flex;align-items:center;justify-content:space-between;border:1px dashed var(--border);border-radius:12px;padding:10px;margin:6px 0}
.pill.small{font-size:11px;padding:3px 8px}

footer{padding:50px 0;color:var(--muted)}

@media (max-width:1000px){
  .hero-inner{grid-template-columns:1fr}
}
@media (max-width:900px){
  .reviews{grid-template-columns:1fr}
  .gallery img,.gallery video{height:360px}
  header .row{grid-template-columns:1fr;gap:10px;height:auto;padding:10px 0}
  .topnav{justify-content:flex-start;overflow:auto}
  .icons{justify-content:flex-start}
  .shop-wrap{grid-template-columns:1fr}
}


/* Compact shop variant: halve visual footprint of product card */
.shop.compact .products{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,420px));gap:24px;justify-content:center}
.shop.compact .tile{padding:12px}
.shop.compact .tile h4{margin:8px 0 2px;font-size:14px}
.shop.compact .tile .price-row strong{font-size:14px}
.shop.compact .tile .thumb img{height:220px;object-fit:cover}


/* Order overlay modal */
.order-overlay{position:fixed;inset:0;background:rgba(17,17,17,.45);display:none;align-items:center;justify-content:center;z-index:100}
.order-overlay.open{display:flex}
.order-card{background:#fff;border:1px solid var(--border);border-radius:16px;width:min(560px,92vw);padding:20px;box-shadow:0 10px 30px rgba(0,0,0,.12)}

/* Small button size for compact controls */
.btn.small{padding:8px 12px;font-size:12px}


/* Overlay image nav arrows */
.tile .thumb{position:relative}
.arrow{position:absolute;top:50%;transform:translateY(-50%);width:28px;height:28px;
  display:inline-flex;align-items:center;justify-content:center;border-radius:999px;
  background:rgba(17,17,17,.45);color:#fff;border:none;opacity:0;transition:opacity .2s;
  cursor:pointer;user-select:none}
.arrow.prev{left:8px}
.arrow.next{right:8px}
.tile .thumb:hover .arrow,.gallery:hover .arrow{opacity:1}
.gallery .arrow{width:34px;height:34px}


/* Product detail layout with thumbnail rail */
.detail-layout{display:grid;grid-template-columns:110px 1.2fr 1fr;gap:16px;align-items:start}
.thumbs-rail{display:flex;flex-direction:column;gap:10px;max-height:540px;overflow:auto;padding-right:4px}
.thumb-mini{border:1px solid var(--border);border-radius:12px;padding:0;background:#fff;cursor:pointer;opacity:.85;transition:.15s;display:block}
.thumb-mini:hover{opacity:1;transform:translateY(-1px)}
.thumb-mini.active{outline:2px solid var(--fg);opacity:1}
.thumb-mini img{display:block;width:100%;height:80px;object-fit:cover;border-radius:12px}
@media (max-width:900px){
  .detail-layout{grid-template-columns:1fr}
  .thumbs-rail{order:2;flex-direction:row;max-height:none;overflow:auto}
  .detail-layout .gallery{order:1}
  .detail-layout > div:last-child{order:3}
  .thumb-mini img{height:72px;width:90px}
}


/* Slide animation layers */
.gallery, .tile .thumb{overflow:hidden}
.anim-layer{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;pointer-events:none}
.enter-right{animation:enter-right .35s ease forwards}
.enter-left{animation:enter-left .35s ease forwards}
.exit-left{animation:exit-left .35s ease forwards}
.exit-right{animation:exit-right .35s ease forwards}
@keyframes enter-right{from{transform:translateX(100%)}to{transform:translateX(0)}}
@keyframes enter-left{from{transform:translateX(-100%)}to{transform:translateX(0)}}
@keyframes exit-left{from{transform:translateX(0)}to{transform:translateX(-100%)}}
@keyframes exit-right{from{transform:translateX(0)}to{transform:translateX(100%)}}


/* Product tiles: tidy width and imagery */
.shop.compact .tile{max-width:420px;margin:0 auto}
.shop.compact .tile .thumb{position:relative;display:block;width:100%;border-radius:14px;overflow:hidden}
.shop.compact .tile .thumb img{width:100%;height:260px;object-fit:cover;display:block}
.arrow{z-index:2}
.quote{font-style:italic;color:var(--muted);margin-top:6px}


.shop.compact .tile{padding:16px;border:1px solid var(--border);border-radius:16px}
.shop.compact .tile .thumb{aspect-ratio:4/3}
.shop.compact .tile .thumb:focus{outline:none}
.shop.compact .tile .thumb img{width:100%;height:100%;object-fit:cover}
.arrow{opacity:0;transition:opacity .2s} /* already absolute, but ensure no added margin/border */
.tile .thumb:hover .arrow{opacity:1}


/* Add-to-cart feedback */
.btn{position:relative;overflow:visible}
.add-bubble{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(.6);
  background:#16a34a;color:#fff;border-radius:999px;padding:6px 10px;font-weight:700;
  font-size:12px;box-shadow:0 8px 20px rgba(22,163,74,.35);animation:popfade .9s ease forwards;pointer-events:none;white-space:nowrap}
@keyframes popfade{0%{opacity:0;transform:translate(-50%,-30%) scale(.6)}20%{opacity:1;transform:translate(-50%,-50%) scale(1)}100%{opacity:0;transform:translate(-50%,-90%) scale(.95)}}
.toast{position:fixed;left:50%;bottom:18px;transform:translateX(-50%) translateY(12px);background:#111;color:#fff;padding:10px 14px;border-radius:999px;box-shadow:0 10px 30px rgba(0,0,0,.25);opacity:0;transition:opacity .2s, transform .2s;z-index:9999;pointer-events:none;font-weight:600}
.toast.show{opacity:1;transform:translateX(-50%)}


/* Cart list UI */
.cart-list{display:grid;gap:12px;margin:12px 0}
.cart-item{display:grid;grid-template-columns:84px 1fr auto auto auto;gap:12px;align-items:center;border:1px solid var(--border);border-radius:12px;padding:10px;background:#fff}
.cart-thumb{width:84px;height:84px;border-radius:10px;overflow:hidden;border:1px solid var(--border);background:#fff}
.cart-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.cart-title{font-weight:600}
.cart-price{color:var(--muted)}
.qty{display:flex;align-items:center;gap:8px}
.qty button{width:28px;height:28px;border:1px solid var(--border);border-radius:999px;background:#fff}
.remove-btn{border:1px solid var(--border);background:#fff;border-radius:999px;padding:8px 10px}
.cart-summary{border-top:1px dashed var(--border);margin-top:14px;padding-top:12px;display:grid;gap:6px;max-width:440px}
.cart-summary .row{display:flex;justify-content:space-between}
.cart-empty{border:1px dashed var(--border);border-radius:12px;padding:20px;text-align:center;color:var(--muted)}
.reco{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin-top:12px}
.reco .r{border:1px solid var(--border);border-radius:12px;padding:10px;display:grid;gap:8px}
.reco img{width:100%;height:140px;object-fit:cover;border-radius:10px;border:1px solid var(--border)}