:root {
  --ink: #141414;
  --muted: #5c5c5c;
  --line: #e6e6e6;
  --paper: #f6f5f3;
  --card: #fff;
  --accent: #0f6b4c;
  --accent-2: #e8f5ef;
  --warn: #9a3412;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: Cairo, "Segoe UI", Tahoma, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.5;
}
a { color: inherit; }
img { max-width: 100%; display: block; }
button, input, textarea, select { font: inherit; }
.kayn-wrap { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.kayn-top { background: #fff; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; }
.kayn-top-row { display: flex; align-items: center; gap: 18px; min-height: 72px; }
.kayn-logo { font-weight: 800; letter-spacing: 0.14em; font-size: 22px; text-decoration: none; }
.kayn-nav { display: flex; gap: 16px; margin-inline-start: auto; }
.kayn-nav a { text-decoration: none; font-weight: 700; }
.kayn-cart-link span { background: var(--accent); color: #fff; border-radius: 99px; padding: 0 7px; font-size: 13px; }
.kayn-langs { display: flex; gap: 8px; }
.kayn-langs a { text-decoration: none; font-size: 13px; font-weight: 700; color: var(--muted); }
.kayn-langs a.is-on { color: var(--ink); }
.kayn-hero { padding: 36px 0 10px; }
.kayn-hero h1 { font-size: clamp(28px, 4vw, 46px); line-height: 1.15; margin: 0 0 10px; }
.kayn-hero p { margin: 0; color: var(--muted); max-width: 640px; font-size: 18px; }
.kayn-badges { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 16px 0 0; margin: 0; }
.kayn-badges li { background: var(--accent-2); color: var(--accent); border-radius: 999px; padding: 6px 12px; font-size: 14px; font-weight: 700; }
.kayn-tools { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; padding: 18px 0; }
.kayn-tools a { text-decoration: none; border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 6px 12px; }
.kayn-tools a.is-on { background: var(--ink); color: #fff; border-color: var(--ink); }
.kayn-tools form { margin-inline-start: auto; display: flex; gap: 8px; }
.kayn-tools input[type="search"] { border: 1px solid var(--line); border-radius: 999px; padding: 8px 12px; min-width: 180px; background: #fff; }
.kayn-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 14px; padding-bottom: 40px; }
.kayn-card { background: var(--card); border-radius: 16px; text-decoration: none; overflow: hidden; border: 1px solid var(--line); display: flex; flex-direction: column; }
.kayn-card-photo { aspect-ratio: 1; background: #eee; display: flex; align-items: center; justify-content: center; }
.kayn-card-photo img { width: 100%; height: 100%; object-fit: cover; }
.kayn-nophoto { font-weight: 800; letter-spacing: 0.12em; color: #bbb; }
.kayn-card-name { padding: 12px 12px 0; font-weight: 700; }
.kayn-card-price { padding: 4px 12px 14px; font-weight: 800; }
.kayn-card-price s { color: var(--muted); font-weight: 500; margin-inline-end: 6px; }
.kayn-out { color: var(--warn); font-size: 13px; font-weight: 700; padding: 0 12px 12px; }
.kayn-empty { background: #fff; border-radius: 16px; padding: 28px; border: 1px solid var(--line); }
.kayn-product { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 28px; padding: 28px 0 48px; }
.kayn-gallery-main { background: #fff; border-radius: 18px; border: 1px solid var(--line); min-height: 280px; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.kayn-gallery-main img { width: 100%; height: auto; }
.kayn-thumbs { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; }
.kayn-thumbs button { border: 1px solid var(--line); padding: 0; background: #fff; border-radius: 10px; width: 72px; height: 72px; overflow: hidden; cursor: pointer; }
.kayn-thumbs img { width: 100%; height: 100%; object-fit: cover; }
.kayn-buy { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 20px; }
.kayn-buy h1 { margin: 0 0 8px; font-size: 32px; }
.kayn-price { font-size: 26px; font-weight: 800; margin: 8px 0; }
.kayn-price s { color: var(--muted); font-size: 18px; margin-inline-end: 8px; }
.kayn-sku { color: var(--muted); font-size: 14px; }
.kayn-desc { white-space: pre-wrap; }
.kayn-qty { display: flex; align-items: center; gap: 10px; margin: 12px 0; }
.kayn-qty input { width: 80px; border: 1px solid var(--line); border-radius: 10px; padding: 8px; }
.kayn-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.kayn-btn, button.kayn-btn { background: var(--accent); color: #fff; border: 0; border-radius: 999px; padding: 12px 18px; font-weight: 800; text-decoration: none; cursor: pointer; display: inline-block; }
.kayn-btn.alt { background: var(--ink); }
.kayn-btn.ghost { background: #fff; color: var(--ink); border: 1px solid var(--line); }
.kayn-flash { background: #fff7ed; border: 1px solid #fdba74; color: #9a3412; border-radius: 12px; padding: 10px 12px; margin: 12px 0; }
.kayn-cart { padding: 24px 0 48px; display: grid; grid-template-columns: 1.3fr 0.7fr; gap: 18px; }
.kayn-line { display: grid; grid-template-columns: 84px 1fr auto; gap: 12px; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 10px; margin-bottom: 10px; align-items: center; }
.kayn-line img, .kayn-line .kayn-nophoto { width: 84px; height: 84px; object-fit: cover; border-radius: 10px; background: #eee; display: flex; align-items: center; justify-content: center; }
.kayn-box { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 16px; }
.kayn-box h2 { margin-top: 0; }
.kayn-box label { display: block; font-weight: 700; margin-top: 10px; }
.kayn-box input { width: 100%; border: 1px solid var(--line); border-radius: 10px; padding: 10px; margin-top: 4px; }
.kayn-total { font-size: 22px; font-weight: 800; }
@media (max-width: 800px) {
  .kayn-product, .kayn-cart { grid-template-columns: 1fr; }
  .kayn-top-row { flex-wrap: wrap; padding: 10px 0; }
  .kayn-tools form { margin-inline-start: 0; width: 100%; }
  .kayn-tools input[type="search"] { flex: 1; }
}