@media (max-width: 760px) {
  body {
    background: #fbfaf7;
  }

  .container {
    width: min(100% - 28px, 520px);
  }

  .site-header {
    position: static;
  }

  .nav-wrap {
    min-height: auto;
    padding: 12px 0;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
    font-size: 20px;
  }

  .brand strong {
    font-size: 17px;
  }

  .site-nav {
    width: 100%;
    padding-bottom: 2px;
    gap: 2px;
  }

  .site-nav a {
    flex: 0 0 auto;
    padding: 7px 10px;
    font-size: 14px;
  }

  .hero {
    padding: 34px 0 42px;
    background-position: 56% center;
  }

  .hero-grid,
  .business-layout,
  .product-detail,
  .pay-layout,
  .contact-grid,
  .about-grid,
  .split {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  h1 {
    margin-bottom: 16px;
    font-size: 30px;
  }

  h2 {
    font-size: 23px;
  }

  h3 {
    font-size: 19px;
  }

  .lead,
  .page-hero p {
    font-size: 16px;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .hero-actions .btn {
    width: 100%;
    padding-inline: 10px;
  }

  .hero-panel,
  .quote-box,
  .buy-box,
  .order-card,
  .payment-card,
  .success-card,
  .contact-card,
  .contact-form,
  .price-card,
  .service-card,
  .feature-list article,
  .detail-grid article,
  .scenario-grid div,
  .policy-grid article,
  .values div {
    padding: 18px;
  }

  .section,
  .page-hero,
  .product-hero {
    padding: 38px 0;
  }

  .section-heading {
    margin-bottom: 22px;
    text-align: left;
  }

  .service-grid,
  .price-grid,
  .detail-grid,
  .scenario-grid,
  .policy-grid,
  .steps,
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .service-card img {
    height: 150px;
  }

  .steps li {
    min-height: auto;
  }

  .price-card > p {
    min-height: auto;
  }

  .product-table-wrap {
    border: 0;
    background: transparent;
  }

  .product-table {
    min-width: 0;
    border-collapse: separate;
    border-spacing: 0 12px;
  }

  .product-table thead {
    display: none;
  }

  .product-table,
  .product-table tbody,
  .product-table tr,
  .product-table td {
    display: block;
    width: 100%;
  }

  .product-table tr {
    padding: 16px;
    background: #fff;
    border: 1px solid var(--line);
  }

  .product-table td {
    padding: 7px 0;
    border-bottom: 0;
  }

  .product-table td:nth-child(2)::before {
    content: "不含服务器：";
    color: var(--subtle);
  }

  .product-table td:nth-child(3)::before {
    content: "含服务器：";
    color: var(--subtle);
  }

  .product-table td:nth-child(4)::before {
    content: "服务周期：";
    color: var(--subtle);
  }

  .pay-layout {
    gap: 16px;
  }

  .order-list div,
  .contact-list div,
  .success-meta div {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .pay-method {
    min-height: 64px;
  }

  .qr-grid {
    width: 132px;
    height: 132px;
  }

  .success-section {
    min-height: auto;
    padding: 42px 14px;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (min-width: 761px) {
  .site-nav {
    justify-content: flex-end;
  }
}