html,
body {
  min-width: 320px;
  overflow-x: hidden;
}

img,
svg,
video,
canvas {
  max-width: 100%;
  height: auto;
}

.box {
  width: 100%;
  max-width: 100%;
}

@media (max-width: 1024px) {
  section {
    min-width: 320px;
  }

  .box {
    padding-left: 24px;
    padding-right: 24px;
  }

  .header {
    padding: 18px 0;
  }

  .header__nav-list {
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px 14px;
    padding-top: 8px;
  }

  .header__nav-item {
    margin-right: 0;
    letter-spacing: 0.12em;
    font-size: 1.3rem;
  }

  .welcome__text {
    font-size: 2.8rem;
    text-align: center;
    line-height: 1.2;
  }

  .welcome__button,
  .works__button,
  .language__button-wrap,
  .language__button-form {
    width: 100%;
    max-width: 360px;
  }

  .works {
    padding-top: 96px;
  }

  .works__underhead {
    gap: 16px;
    flex-direction: column;
    align-items: flex-start;
    padding-top: 18px;
  }

  .works__skills {
    flex-wrap: wrap;
    row-gap: 10px;
  }

  .works__slide {
    width: 100%;
  }

  .slide-item__text {
    font-size: 1.6rem;
    line-height: 1.35;
  }

  .footer .box {
    flex-direction: column;
    gap: 8px;
  }
}

@media (max-width: 768px) {
  .box {
    padding-left: 16px;
    padding-right: 16px;
  }

  .language__first,
  .language__last {
    width: 100%;
  }

  .language__text {
    font-size: 2.1rem;
    line-height: 1.35;
  }

  .welcome__logo-circle {
    width: 140px;
    height: 140px;
  }

  .welcome__line {
    width: 100%;
    max-width: 360px;
  }

  .welcome__nav {
    width: 100%;
    gap: 10px;
    flex-direction: column;
    align-items: stretch;
  }

  .welcome__nav-item {
    width: 100%;
    justify-content: center;
  }

  .works__nav-wrap {
    flex-wrap: wrap;
    gap: 8px;
  }

  .works__nav-item {
    margin-right: 0;
  }

  .about .box {
    padding-top: 110px;
    padding-bottom: 44px;
  }

  .about h2 {
    font-size: 2.8rem;
    line-height: 1.2;
  }

  .about h3 {
    font-size: 1.8rem;
  }

  .about p {
    font-size: 1.6rem;
    line-height: 1.55;
  }

  .contact-popover {
    top: calc(50% + 118px);
    width: calc(100vw - 24px);
  }
}

@media (max-width: 480px) {
  .header__logo img {
    max-width: 120px;
  }

  .header__nav-item {
    font-size: 1.2rem;
    letter-spacing: 0.08em;
  }

  .welcome__text {
    font-size: 2.2rem;
  }

  .welcome__button-under {
    font-size: 1.2rem;
  }

  .works__button,
  .welcome__button,
  .language__button-wrap,
  .language__button-form {
    height: 48px;
  }

  .slide-item__buttons {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .footer__item {
    font-size: 1.2rem;
  }
}