@media (max-width: 520px) {
  .detail-page .fp-header {
    grid-template-columns: 42px minmax(0, 1fr) auto 42px;
    gap: 4px;
  }

  .detail-back-button {
    flex-basis: 42px;
    width: 42px;
    min-width: 42px;
  }

  .detail-page .search-button svg {
    width: 24px;
    height: 24px;
  }

  .detail-page .language-button svg {
    width: 24px;
    height: 24px;
  }

  .detail-group-button {
    height: 26px;
    padding: 0 10px;
    font-size: 14px;
  }

  .detail-main {
    padding: 87px 16px 160px;
  }

  .detail-breadcrumb {
    gap: 7px;
    margin-bottom: 28px;
    font-size: 16px;
  }

  .detail-product-row {
    grid-template-columns: 60px minmax(0, 1fr);
    gap: 16px;
    margin-bottom: 18px;
  }

  .detail-app-icon,
  .detail-app-icon .tool-logo {
    width: 60px;
    height: 60px;
    border-radius: 16px;
  }

  .detail-app-icon .tool-logo-fallback {
    font-size: 23px;
  }

  .detail-app-icon .tool-logo-fallback svg {
    width: 40px;
    height: 40px;
  }

  .detail-product-copy h1 {
    margin: 0;
    color: #273653;
    font-size: 24px;
    line-height: 32px;
    font-weight: 600;
    letter-spacing: 0;
  }

  .detail-slogan {
    margin-top: 8px;
    font-size: 16px;
    line-height: 1.35;
  }

  .detail-gallery-wrapper {
    width: 100%;
    margin: 0 0 22px;
    padding: 0;
  }

  .detail-gallery {
    gap: 24px;
  }

  .detail-gallery-item {
    flex-basis: 100%;
  }

  .detail-gallery-nav {
    top: calc((100% - 32px) / 2);
  }

  .detail-gallery-nav.prev {
    left: 24px;
  }

  .detail-gallery-nav.next {
    right: 24px;
  }

  .detail-gallery-dots {
    gap: 16px;
    margin-top: 24px;
  }

  .detail-rating {
    gap: 8px;
    margin-bottom: 8px;
  }

  .detail-stars {
    font-size: 22px;
  }

  .detail-rating a {
    font-size: 16px;
  }

  .detail-verified {
    gap: 5px;
    font-size: 15px;
  }

  .detail-verified-badge {
    width: 18px;
    height: 18px;
    font-size: 12px;
  }

  .detail-info-dot {
    width: 15px;
    height: 15px;
    border-width: 1.5px;
    font-size: 10px;
  }

  .detail-media-frame,
  .detail-media-placeholder {
    height: 193px;
    margin-bottom: 22px;
    border-radius: 8px;
  }

  .detail-main-line {
    margin-bottom: 0;
    font-size: 16px;
    line-height: 1.9;
    letter-spacing: 0.2px;
  }

  .detail-content-section {
    padding: 20px;
    margin-top: 20px;
    border-radius: 16px;
  }

  .detail-topic-tags {
    gap: 6px;
    margin-bottom: 20px;
  }

  .detail-meta-lines {
    font-size: 16px;
    line-height: 1.45;
  }

  .detail-meta-lines p {
    margin-bottom: 7px;
  }

  .detail-follow {
    gap: 0 12px;
  }

  .detail-follow span {
    font-size: 20px;
  }

  .detail-follow .follow-youtube {
    width: 20px;
    height: 14px;
    font-size: 9px;
  }

  .detail-reference-actions {
    grid-template-columns: 41px minmax(0, 1fr);
    gap: 10px;
    margin: 0 0 28px;
  }

  .detail-like-button,
  .detail-visit-button {
    height: 40px;
    border-radius: 10px;
    font-size: 16px;
  }

  .detail-like-icon {
    width: 24px;
    height: 24px;
  }

  .detail-visit-button {
    gap: 8px;
  }

  .detail-visit-icon {
    width: 20px;
    height: 20px;
  }

  .detail-visit-button span {
    font-size: 23px;
  }

  .detail-tabs button {
    min-height: 52px;
    font-size: 16px;
  }

  .detail-article {
    padding-top: 34px;
  }

  .detail-updated {
    gap: 10px;
    margin-bottom: 36px;
    font-size: 16px;
  }

  .detail-updated span {
    width: 20px;
    height: 20px;
    border-width: 2px;
  }

  .detail-updated span::before,
  .detail-updated span::after {
    top: -5px;
    width: 3px;
    height: 6px;
  }

  .detail-article h2 {
    margin-bottom: 15px;
    font-size: 24px;
  }

  .detail-article p {
    font-size: 20px;
    line-height: 1.34;
  }

  .detail-group-dialog {
    width: min(300px, calc(100vw - 24px));
    padding: 22px 20px 18px;
    border-radius: 18px;
  }

  .detail-group-qr {
    width: 168px;
    height: 168px;
  }

  .detail-group-close {
    min-width: 88px;
    height: 34px;
    margin-top: 16px;
    border-radius: 17px;
  }
}