@media (max-width: 1080px) {
  .header-cta {
    display: none;
  }

  .main-nav {
    position: fixed;
    top: 84px;
    left: 20px;
    right: 20px;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
    border-radius: 22px;
    background: var(--white);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
  }

  .main-nav .mobile-language-switch {
    display: flex;
    gap: 8px;
    width: 100%;
    padding-top: 16px;
    margin-top: 12px;
    border-top: 1px solid var(--line);
  }

  .mobile-language-switch a {
    display: inline-flex;
    min-width: 44px;
    height: 38px;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    background: var(--bg);
    color: var(--blue);
    font-size: 12px;
    font-weight: 900;
  }

  .main-nav.open {
    display: flex;
  }

  .menu-btn {
    display: block;
  }

  .hero-v5-grid,
  .case-card,
  .case-grid,
  .contact-grid,
  .footer-main {
    grid-template-columns: 1fr;
  }

  .value-grid,
  .solutions-v5-grid,
  .process-v5-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-studio {
    min-height: 590px;
  }
}

@media (max-width: 680px) {
  .wrap {
    width: min(100% - 28px, 1180px);
  }

  .header-inner {
    gap: 10px;
  }

  .logo {
    font-size: 21px;
  }

  .header-tools {
    gap: 8px;
  }

  .language-switch {
    display: flex;
    gap: 2px;
    padding: 3px;
  }

  .language-switch a {
    padding: 5px 6px;
    font-size: 10px;
  }

  .menu-btn {
    width: 42px;
    height: 42px;
  }

  .hero-v5 {
    min-height: auto;
    padding-top: 126px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .hero-studio {
    display: none;
  }

  .value-grid,
  .solutions-v5-grid,
  .process-v5-grid,
  .case-meta,
  .contact-form {
    grid-template-columns: 1fr;
  }

  .case-card {
    padding: 16px;
  }

  .case-card-media {
    min-height: 260px;
  }

  .case-card-media img {
    min-height: 260px;
  }

  .case-visual,
  .case-visual img {
    min-height: 300px;
  }

  .case-visual span {
    left: 22px;
    right: 22px;
    bottom: 22px;
    font-size: 30px;
  }

  .cta-v5-box {
    padding: 42px 22px;
  }
}