:root {
  --bg: #f8fafc;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --primary: #2563eb;
  --primary-dark: #1e40af;
  --accent: #22c55e;
  --border: #e2e8f0;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
}

.site-header {
  background: #fff;
  border-bottom: 1px solid var(--border);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 14px 20px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: #FB796A;
  font-weight: 600;
  letter-spacing: 0;
  font-size: 16px;
}
.brand img {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

.hero {
  padding: 40px 0 40px;
  background: linear-gradient(180deg, #f8fafc 0%, #eef2ff 100%);
  border-bottom: 1px solid var(--border);
}

.hero-grid {
  display: grid;
  gap: 32px;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
}

.badge {
  display: inline-block;
  background: #e2fbe8;
  color: #15803d;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

h1 { font-size: 40px; line-height: 1.1; margin: 12px 0; }
.subheadline { font-size: 18px; color: var(--muted); }

.cta-row { display: flex; gap: 16px; align-items: center; margin: 20px 0; }

.btn {
  text-decoration: none;
  padding: 12px 18px;
  border-radius: 10px;
  font-weight: 700;
  display: inline-block;
}

.btn.primary { background: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-dark); }
.btn.secondary { background: #fff; border: 1px solid var(--border); color: var(--text); }
.btn.shopee { background: #ee4d2d; color: #fff; border: none; box-shadow: 0 10px 30px rgba(238,77,45,.35); }
.btn.shopee:hover { background: #d94427; }

.trust { font-size: 13px; color: var(--muted); }

.social-proof {
  display: flex; gap: 16px; align-items: center; font-size: 14px;
}
.rating { color: #f59e0b; font-weight: 700; }
.rating span { color: var(--muted); font-weight: 500; }

.product-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

.image-placeholder {
  height: 220px;
  border-radius: 12px;
  background: #f1f5f9;
  display: grid;
  place-items: center;
  color: var(--muted);
  margin-bottom: 16px;
}

.product-image {
  width: 100%;
  height: 220px;
  border-radius: 12px;
  object-fit: cover;
  margin-bottom: 16px;
  border: 1px solid var(--border);
}

.price { display: flex; gap: 10px; align-items: baseline; margin-bottom: 12px; }
.old { text-decoration: none; color: var(--muted); font-size: 13px; }
.new { font-size: 24px; font-weight: 800; color: var(--accent); }

section { padding: 48px 0; }

.cards { display: grid; gap: 16px; grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
}

.media-gallery h2 { margin-bottom: 12px; }
.media-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  align-items: start;
}
.media-video,
.media-carousel { min-width: 0; }
.media-video video {
  width: 100%;
  height: auto;
  aspect-ratio: 9 / 16;
  max-height: 520px;
  min-height: 320px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: #000;
  object-fit: contain;
}
.media-carousel {
  position: relative;
  display: grid;
  place-items: center;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: #fff;
  aspect-ratio: auto;
  max-height: 520px;
  min-height: 320px;
  padding: 8px;
  overflow: hidden;
}
.media-carousel img {
  width: 100%;
  height: auto;
  max-width: 100%;
  max-height: 520px;
  object-fit: contain;
}
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(15, 23, 42, 0.55);
  color: #fff;
  font-size: 22px;
  display: grid;
  place-items: center;
  cursor: pointer;
}
.carousel-btn.prev { left: 10px; }
.carousel-btn.next { right: 10px; }
.carousel-btn:hover { background: rgba(15, 23, 42, 0.75); }

.steps { padding-left: 20px; color: var(--muted); }

.testimonials { display: grid; gap: 16px; grid-template-columns: repeat(3, 1fr); }
.testimonial { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 16px; }

.cta-box {
  background: #0f172a;
  color: #fff;
  border-radius: 16px;
  padding: 32px;
  text-align: center;
}
.cta-box .btn { margin-top: 12px; }
.mini { font-size: 12px; color: #cbd5f5; margin-top: 8px; }

.faq details {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 16px;
  margin-bottom: 10px;
}
.faq summary {
  list-style: none;
  cursor: pointer;
  padding: 8px 10px;
  border-radius: 10px;
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--border);
  font-weight: 600;
}
.faq summary::-webkit-details-marker { display: none; }
.faq details[open] summary { background: rgba(37,99,235,0.12); border-color: rgba(37,99,235,0.3); }

.footer {
  padding: 24px 0 48px;
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .cards, .testimonials { grid-template-columns: 1fr; }
  .media-grid { grid-template-columns: 1fr; }
  h1 { font-size: 32px; }
  .site-header .container { padding: 12px 16px; }
  .brand span { font-size: 14px; }
}