:root {
  --green: #1fa855;
  --green-dark: #0f7a3a;
  --whatsapp: #25d366;
  --whatsapp-dark: #1da851;
  --bg: #f7f8fa;
  --text: #1c1f24;
  --muted: #6b7280;
  --card-bg: #ffffff;
  --border: #e5e7eb;
  --danger: #e0342a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

a { color: var(--green-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: #fff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}
.site-header .logo { font-weight: 700; font-size: 1.15rem; color: var(--text); }
.site-header nav { display: flex; align-items: center; gap: 16px; }
.site-header nav a:not(.btn) { color: var(--text); font-weight: 500; }

main { max-width: 1100px; margin: 0 auto; padding: 0 20px 60px; }

.hero {
  text-align: center;
  padding: 48px 16px 36px;
}
.hero h1 { font-size: 2rem; margin: 0 0 12px; }
.hero p { color: var(--muted); font-size: 1.1rem; max-width: 640px; margin: 0 auto 24px; }

.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none !important;
}
.btn-whatsapp { background: var(--whatsapp); color: #fff !important; }
.btn-whatsapp:hover { background: var(--whatsapp-dark); }
.btn-large { font-size: 1.1rem; padding: 16px 32px; }
.btn-small { padding: 8px 16px; font-size: 0.9rem; }
.btn-buy { background: var(--green); color: #fff !important; width: 100%; text-align: center; margin-top: 10px; }
.btn-buy:hover { background: var(--green-dark); }

.ofertas-grid-section h2, .como-funciona h2, .faq h2 { font-size: 1.4rem; margin: 40px 0 16px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 18px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.card-img-link { position: relative; display: block; aspect-ratio: 1 / 1; background: #f0f0f0; }
.card-img { width: 100%; height: 100%; object-fit: contain; padding: 10px; }
.badge {
  position: absolute; top: 8px; left: 8px;
  background: var(--danger); color: #fff;
  font-size: 0.75rem; font-weight: 700;
  padding: 3px 8px; border-radius: 6px;
}
.card-body { padding: 12px 14px 16px; display: flex; flex-direction: column; gap: 4px; }
.card-title { font-size: 0.95rem; margin: 0; line-height: 1.3; height: 2.6em; overflow: hidden; }
.card-title a { color: var(--text); }
.price-row { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.price-old { text-decoration: line-through; color: var(--muted); font-size: 0.85rem; }
.price-new { color: var(--green-dark); font-weight: 800; font-size: 1.25rem; }
.price-row-large .price-new { font-size: 1.8rem; }
.meta { color: var(--muted); font-size: 0.8rem; margin: 0; }

.ver-mais { text-align: center; margin-top: 24px; font-weight: 600; }

.como-funciona ol { padding-left: 20px; }
.como-funciona li { margin-bottom: 8px; }

.faq details { background: #fff; border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; margin-bottom: 10px; }
.faq summary { cursor: pointer; font-weight: 600; }
.faq p { margin: 10px 0 0; color: var(--muted); }

.page-header { padding: 32px 0 8px; }
.page-header h1 { font-size: 1.6rem; }

.pager { text-align: center; margin-top: 24px; font-weight: 600; }

.breadcrumb { font-size: 0.85rem; color: var(--muted); padding: 20px 0 4px; }

.oferta-detalhe-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
  margin-top: 16px;
}
.oferta-detalhe-img { width: 100%; border-radius: 12px; background: #fff; border: 1px solid var(--border); }
.oferta-detalhe-info h1 { font-size: 1.5rem; margin-top: 0; }
.disclosure { font-size: 0.8rem; color: var(--muted); margin: 10px 0 18px; }

@media (max-width: 720px) {
  .oferta-detalhe-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.5rem; }
}

.site-footer {
  max-width: 1100px;
  margin: 40px auto 0;
  padding: 24px 20px 40px;
  color: var(--muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
}