:root {
  --bg: #ffffff;
  --text: #141414;
  --muted: #666666;
  --line: #e9e9e9;
  --soft: #f7f7f7;
  --dark: #111111;
  --radius: 22px;
  --shadow: 0 16px 42px rgba(0,0,0,.08);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
}
a { color: inherit; }
img { max-width: 100%; display: block; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 5vw, 70px);
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.logo-link img { width: 150px; height: auto; object-fit: contain; }
.top-nav { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; font-size: 14px; }
.top-nav a { text-decoration: none; color: #333; }
.top-nav a:hover { color: #000; }
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 34px;
  align-items: center;
  padding: clamp(54px, 8vw, 110px) clamp(18px, 5vw, 70px) 48px;
  background: radial-gradient(circle at 15% 15%, #f2f2f2, transparent 28%), linear-gradient(135deg, #fff, #fafafa);
}
.eyebrow { margin: 0 0 10px; text-transform: uppercase; letter-spacing: .14em; color: #777; font-size: 12px; font-weight: 700; }
h1 { margin: 0; font-size: clamp(34px, 6vw, 72px); line-height: .96; letter-spacing: -0.05em; max-width: 1000px; }
h2 { margin: 0 0 14px; font-size: clamp(25px, 3vw, 42px); letter-spacing: -0.035em; line-height: 1.05; }
h3 { margin: 0 0 10px; font-size: 19px; line-height: 1.22; }
h3 a { text-decoration: none; }
h3 a:hover { text-decoration: underline; }
.lead { margin: 22px 0 0; max-width: 760px; font-size: clamp(18px, 2vw, 22px); color: #3d3d3d; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 30px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  background: var(--dark);
  color: white;
  text-decoration: none;
  border-radius: 999px;
  font-weight: 700;
  border: 1px solid var(--dark);
}
.btn:hover { transform: translateY(-1px); }
.btn-ghost { background: white; color: var(--dark); }
.btn-small { min-height: 38px; padding: 9px 14px; font-size: 14px; margin-top: 16px; }
.trust-box {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  background: #fff;
}
.trust-box strong { display: block; font-size: 38px; letter-spacing: -0.04em; }
.trust-box span, .trust-box small, .trust-box a { display: block; }
.trust-box span { font-weight: 700; }
.trust-box small { color: var(--muted); margin: 8px 0 18px; }
.trust-box a { font-weight: 700; text-underline-offset: 4px; }
.section { padding: 54px clamp(18px, 5vw, 70px); }
.intro-section { border-top: 1px solid var(--line); }
.section p { color: var(--muted); max-width: 900px; }
.category-grid, .product-grid, .related-links { display: grid; gap: 16px; }
.category-grid { grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); margin-top: 24px; }
.category-card {
  padding: 20px;
  min-height: 105px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-decoration: none;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 18px;
}
.category-card span { font-weight: 800; font-size: 18px; }
.category-card small { color: var(--muted); }
.category-card:hover, .product-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.section-head { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin-bottom: 24px; }
.note { max-width: 420px !important; font-size: 14px; }
.product-grid { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.product-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  transition: .18s ease;
}
.product-image {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 245px;
  padding: 24px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.product-image img { max-height: 205px; width: auto; object-fit: contain; }
.product-body { padding: 22px; }
.product-body p { margin: 0 0 14px; }
.product-meta { display: flex; justify-content: space-between; gap: 10px; color: #111; margin-top: 16px; }
.product-meta span { color: var(--muted); font-size: 14px; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.tag-row span, .brand-cloud span {
  display: inline-flex;
  align-items: center;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fafafa;
  font-size: 13px;
  font-weight: 700;
}
.price-note { margin-top: 20px; font-size: 13px; }
.brand-section { background: var(--soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.brand-cloud { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.related-links { grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }
.related-links a { padding: 14px 16px; border: 1px solid var(--line); border-radius: 999px; text-decoration: none; font-weight: 700; }
.related-links a:hover { background: var(--dark); color: #fff; }
.site-footer { padding: 38px clamp(18px, 5vw, 70px); background: #111; color: #fff; }
.site-footer a { color: #fff; text-underline-offset: 4px; }
@media (max-width: 880px) {
  .site-header { position: static; align-items: flex-start; flex-direction: column; }
  .hero { grid-template-columns: 1fr; }
  .section-head { align-items: start; flex-direction: column; }
  .product-image { height: 210px; }
  .top-nav { gap: 12px; }
}