.menu-open {
  overflow: hidden;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav__list {
  align-items: center;
}

.nav__link:focus-visible,
.button:focus-visible,
.projects__list-btn:focus-visible,
.social-links__link:focus-visible,
.theme-toggle:focus-visible,
.burger-menu:focus-visible,
.form-group__input:focus-visible,
.form-group__textarea:focus-visible,
.project-links__link:focus-visible {
  outline: 3px solid rgba(108, 92, 231, 0.35);
  outline-offset: 3px;
}

.projects__list {
  flex-wrap: wrap;
  justify-content: center;
}

.projects__list-btn {
  border: 1px solid transparent;
}

.projects__list-btn_active {
  color: #fff;
  background-color: var(--color-primary);
}

.project-card_hidden,
.project-card[hidden] {
  display: none !important;
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.project-links__link {
  margin-right: 0;
}

.project-links__link_disabled {
  opacity: 0.7;
}

.social-links {
  flex-wrap: wrap;
}

.social-links__link img {
  display: block;
  margin-left: 0;
}

.form-group__input,
.form-group__textarea {
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.3s ease, color 0.3s ease;
}

.form-group__input:focus,
.form-group__textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(108, 92, 231, 0.12);
  outline: none;
}

.form-message {
  margin-top: 15px;
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 14px;
}

.form-message_success {
  color: #155724;
  background-color: #d4edda;
  border: 1px solid #c3e6cb;
}

.form-message_error {
  color: #721c24;
  background-color: #f8d7da;
  border: 1px solid #f5c6cb;
}

.contact-form__hint {
  margin-top: 12px;
  font-size: 14px;
  color: var(--color-text-secondary);
}

.form-honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

@media (max-width: 1024px) {
  .hero__title {
    font-size: 42px;
  }

  .projects-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .header {
    padding: 16px 0;
  }

  .main {
    padding-top: 76px;
  }

  .nav {
    position: relative;
  }

  .nav__list {
    position: fixed;
    top: 84px;
    right: 20px;
    left: 20px;
    display: none;
    align-items: stretch;
    padding: 16px;
    border: 1px solid rgba(108, 92, 231, 0.15);
    border-radius: 16px;
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.1);
    background-color: var(--color-card-bg);
    gap: 12px;
  }

  .nav__list.nav__list_active {
    display: flex;
    padding-left: 16px;
  }

  .nav__link {
    display: block;
    text-align: center;
  }

  .hero {
    padding: 24px 0 64px;
  }

  .hero__title {
    font-size: 38px;
  }

  .projects,
  .skills,
  .contact {
    padding: 64px 0;
  }
}

@media (max-width: 640px) {
  .header__logo {
    font-size: 20px;
  }

  .hero__title {
    font-size: 32px;
  }

  .hero__description {
    font-size: 16px;
  }

  .projects-grid,
  .skills-grid {
    grid-template-columns: 1fr;
  }

  .project-card__image {
    height: 190px;
  }

  .button {
    width: 100%;
    text-align: center;
  }

  .contact-form,
  .contact-info {
    padding: 20px;
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }
}