* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #050712;
  color: #f5f5ff;
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  background: linear-gradient(90deg, #050712, #101525);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-circle {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: #f5c84c;
  color: #171520;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
}

.brand-name {
  font-weight: 600;
  letter-spacing: 0.04em;
  font-size: 14px;
}

.brand-tagline {
  font-size: 11px;
  opacity: 0.7;
}

.nav-links {
  display: flex;
  gap: 12px;
  font-size: 13px;
}

.nav-links a {
  padding: 6px 10px;
  border-radius: 999px;
  opacity: 0.7;
}

.nav-links a.active,
.nav-links a:hover {
  opacity: 1;
  background: rgba(245, 200, 76, 0.12);
}

.page {
  max-width: 1100px;
  margin: 24px auto 40px;
  padding: 0 16px 40px;
}

.hero h1 {
  font-size: 26px;
  margin-bottom: 8px;
}

.hero p {
  max-width: 540px;
  font-size: 14px;
  opacity: 0.8;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.product-card {
  background: radial-gradient(circle at top, #161a33, #070918);
  border-radius: 20px;
  padding: 12px 12px 16px;
  box-shadow: 0 16px 40px rgba(0,0,0,0.55);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.product-card img {
  width: 100%;
  border-radius: 16px;
  display: block;
}

.product-card h2 {
  font-size: 16px;
  margin-top: 4px;
}

.product-card .price {
  color: #f5c84c;
  font-weight: 600;
  font-size: 14px;
}

.product-card .desc {
  font-size: 13px;
  opacity: 0.8;
}

.btn {
  margin-top: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
  border-radius: 999px;
  background: #f5c84c;
  color: #171520;
  font-weight: 600;
  font-size: 13px;
  border: none;
  cursor: pointer;
}

.btn.secondary {
  background: transparent;
  color: #f5c84c;
  border: 1px solid rgba(245, 200, 76, 0.6);
}

.btn:hover {
  filter: brightness(1.02);
  transform: translateY(-1px);
}

.custom-pay {
  margin-top: 40px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.custom-pay h2 {
  font-size: 20px;
  margin-bottom: 8px;
}

.custom-pay p {
  font-size: 13px;
  opacity: 0.85;
  max-width: 600px;
}

.custom-buttons {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.text-page h1 {
  font-size: 22px;
  margin-bottom: 12px;
}

.text-page p {
  margin-bottom: 10px;
  font-size: 14px;
  opacity: 0.9;
}

.site-footer {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 16px;
  font-size: 11px;
  text-align: center;
  opacity: 0.78;
  background: #050712;
}

@media (max-width: 640px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .nav-links {
    flex-wrap: wrap;
  }
}