body.storefront {
  background: var(--body-bg);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  margin: 0;
}

.sf-header {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 20;
}
.sf-header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.sf-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  font-size: 17px;
  flex-shrink: 0;
}
.sf-brand-icon {
  width: 30px; height: 30px;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
}
.sf-search {
  flex: 1;
  max-width: 480px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-surface-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 8px 12px;
  color: var(--text-muted);
}
.sf-search input {
  border: none;
  background: transparent;
  outline: none;
  flex: 1;
  font-size: 14px;
  color: var(--text);
}
.sf-nav-right {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}
.sf-subnav {
  border-top: 1px solid var(--border-color-light);
  overflow-x: auto;
}
.sf-subnav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  gap: 4px;
  white-space: nowrap;
}
.sf-subnav-link {
  padding: 10px 12px;
  font-size: 13px;
  color: var(--text-secondary);
  text-decoration: none;
  border-bottom: 2px solid transparent;
}
.sf-subnav-link:hover, .sf-subnav-link.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.sf-flash-wrap {
  max-width: 1200px;
  margin: 12px auto 0;
  padding: 0 20px;
}

.sf-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 20px 48px;
  min-height: 60vh;
}

.sf-footer {
  border-top: 1px solid var(--border-color);
  background: var(--bg-surface);
  margin-top: 40px;
}
.sf-footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 20px;
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-muted);
}
.sf-footer-links a {
  color: var(--text-muted);
  margin-left: 14px;
  text-decoration: none;
}
.sf-footer-links a:hover { color: var(--primary); }

.sf-hero {
  background: linear-gradient(135deg, var(--primary-lt), transparent);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 36px 28px;
  margin-bottom: 28px;
}
.sf-hero h1 { margin: 0 0 6px; font-size: 26px; }
.sf-hero p { margin: 0; color: var(--text-secondary); }

.sf-section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 32px 0 14px;
}
.sf-section-title h2 { font-size: 18px; margin: 0; }
.sf-section-title a { font-size: 13px; color: var(--primary); text-decoration: none; }

.sf-platform-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
}
.sf-platform-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 16px 12px;
  text-align: center;
  text-decoration: none;
  color: var(--text);
  transition: border-color .15s, transform .15s;
}
.sf-platform-card:hover { border-color: var(--primary); transform: translateY(-2px); }
.sf-platform-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  margin: 0 auto 8px;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-weight: 700;
}
.sf-platform-name { font-size: 13px; font-weight: 600; }

.sf-service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}
.sf-service-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 16px;
  text-decoration: none;
  color: var(--text);
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
  transition: border-color .15s, box-shadow .15s;
}
.sf-service-card:hover { border-color: var(--primary); box-shadow: 0 4px 16px rgba(0,0,0,.06); }
.sf-service-badges { position: absolute; top: 12px; right: 12px; display: flex; gap: 4px; }
.sf-service-name { font-size: 14px; font-weight: 600; line-height: 1.35; padding-right: 40px; }
.sf-service-category { font-size: 12px; color: var(--text-muted); }
.sf-service-price { font-size: 16px; font-weight: 700; color: var(--primary); margin-top: auto; }
.sf-service-stock { font-size: 12px; color: var(--text-muted); }

.sf-breadcrumb { font-size: 13px; color: var(--text-muted); margin-bottom: 16px; }
.sf-breadcrumb a { color: var(--text-muted); text-decoration: none; }
.sf-breadcrumb a:hover { color: var(--primary); }

.sf-detail-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 28px;
}
@media (max-width: 800px) {
  .sf-detail-grid { grid-template-columns: 1fr; }
}
.sf-buybox {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
  height: fit-content;
  position: sticky;
  top: 90px;
}
.sf-buybox .price { font-size: 26px; font-weight: 700; color: var(--primary); margin-bottom: 4px; }
.sf-buybox .stock { font-size: 13px; color: var(--text-muted); margin-bottom: 16px; }

.sf-promo-list { list-style: none; padding: 0; margin: 12px 0 0; font-size: 13px; }
.sf-promo-list li {
  padding: 8px 10px;
  background: var(--primary-lt);
  color: var(--primary-dk);
  border-radius: 8px;
  margin-bottom: 6px;
}

.sf-pagination {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-top: 28px;
}
.sf-pagination a, .sf-pagination span {
  padding: 6px 12px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 13px;
  text-decoration: none;
  color: var(--text);
}
.sf-pagination a:hover { border-color: var(--primary); color: var(--primary); }
.sf-pagination .current { background: var(--primary); color: #fff; border-color: var(--primary); }

.sf-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}