* { box-sizing: border-box; }
:root {
  --bg: #f7f7f5;
  --card: #fff;
  --text: #171717;
  --muted: #707070;
  --line: #e7e7e3;
  --accent: #111;
  --whatsapp: #25d366;
}
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--bg);
}
a { color: inherit; text-decoration: none; }
.container { width: min(1120px, calc(100% - 32px)); margin: auto; }

.site-header {
  background: #fff;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}
.nav {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo { font-size: 22px; font-weight: 800; letter-spacing: 1px; }
.logo span { font-weight: 400; }
nav { display: flex; gap: 24px; font-size: 14px; color: #444; }
nav a:hover { color: #000; }

.hero {
  margin: 32px 0 45px;
  padding: 56px 48px;
  background: #e9e9e5;
  border-radius: 20px;
}
.eyebrow { font-size: 12px; letter-spacing: 2px; font-weight: bold; }
.hero h1 { font-size: clamp(40px, 7vw, 70px); line-height: .95; margin: 12px 0 20px; }
.hero p:last-child { max-width: 540px; color: #555; line-height: 1.6; }

.product-section { margin: 0 0 56px; }
.section-heading { display: flex; align-items: baseline; gap: 12px; margin-bottom: 18px; }
.section-heading h2 { margin: 0; font-size: 28px; }
.section-heading span { color: var(--muted); font-size: 13px; }

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.product-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  transition: transform .15s, box-shadow .15s;
}
.product-card:hover { transform: translateY(-3px); box-shadow: 0 8px 25px rgba(0,0,0,.07); }
.product-image {
  height: 210px;
  background: #eee;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.product-image img { width: 100%; height: 100%; object-fit: cover; }
.placeholder { font-size: 54px; color: #aaa; }
.product-info { padding: 18px; }
.badge {
  display: inline-block;
  background: #f0f0ed;
  padding: 5px 8px;
  border-radius: 5px;
  font-size: 11px;
  margin-bottom: 10px;
}
.product-info h3 { margin: 0 0 8px; font-size: 19px; }
.specs { color: var(--muted); font-size: 13px; line-height: 1.6; min-height: 42px; }
.price { font-size: 21px; font-weight: bold; margin-top: 15px; }
.view-button {
  display: block;
  margin-top: 15px;
  padding: 11px;
  text-align: center;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-size: 13px;
}
.view-button:hover { background: #111; color: #fff; }

.detail-page { padding: 35px 0 70px; min-height: 70vh; }
.back { display: inline-block; color: #666; margin-bottom: 25px; font-size: 14px; }
.detail-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.detail-image { min-height: 450px; background: #eee; }
.detail-image img { width: 100%; height: 100%; object-fit: cover; }
.detail-content { padding: 42px; }
.detail-content h1 { font-size: 38px; margin: 10px 0; }
.detail-price { font-size: 28px; font-weight: bold; margin: 20px 0; }
.detail-description { color: #666; line-height: 1.7; }
.spec-table { width: 100%; border-collapse: collapse; margin: 25px 0; }
.spec-table td { padding: 10px 0; border-bottom: 1px solid #eee; font-size: 14px; }
.spec-table td:first-child { color: #777; width: 42%; }
.whatsapp {
  display: block;
  text-align: center;
  background: var(--whatsapp);
  color: #fff;
  padding: 14px 18px;
  border-radius: 9px;
  font-weight: bold;
  margin-top: 24px;
}
.message { color: #777; margin-bottom: 20px; }

.site-footer { background: #111; color: #aaa; margin-top: 30px; }
.footer-inner { min-height: 120px; display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.site-footer .logo { color: #fff; }
.site-footer p { font-size: 12px; }

@media (max-width: 800px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .detail-card { grid-template-columns: 1fr; }
  .detail-image { min-height: 300px; }
}
@media (max-width: 550px) {
  .product-grid { grid-template-columns: 1fr; }
  nav { gap: 12px; }
  .hero { padding: 38px 25px; }
  .detail-content { padding: 25px; }
  .detail-content h1 { font-size: 30px; }
  .footer-inner { flex-direction: column; align-items: flex-start; padding: 25px 0; }
}