@media (max-width: 1020px) {
  #toptitle {
    grid-template-columns: 1fr;
    grid-template-areas:
      "name"
      "nickname"
      "desc"
      "code"
      "skills";
    align-content: start;
    padding-top: 32px;
  }

  #toptitle .code-container {
    max-width: 100%;
    justify-self: stretch;
  }

  #about-me .about-me-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  #sideBar {
    display: none !important;
  }

  body {
    display: block;
    font-size: 15px;
  }

  main {
    padding: 0 16px 96px;
    overflow: hidden;
  }

  .container {
    width: 100%;
    min-height: auto;
    padding: 24px 0 36px;
  }

  .container h1 {
    font-size: 2rem;
  }

  #toptitle {
    min-height: auto;
    gap: 12px;
    padding-top: 24px;
  }

  #toptitle > .nickname {
    margin-top: -10px;
  }

  #toptitle > .short-description {
    font-size: 0.96rem;
  }

  #toptitle .home-skills-panel {
    margin-top: 18px;
    padding-top: 18px;
  }

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

  #about-me {
    gap: 14px;
  }

  #about-me .about-me-layout {
    gap: 14px;
  }

  .about-me-story {
    padding: 18px;
  }

  .about-me-story p {
    font-size: 0.92rem;
    line-height: 1.72;
  }

  .about-me-gallery {
    grid-template-rows: 190px 140px;
    gap: 8px;
  }

  .mobile-bottom-nav {
    position: fixed;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 1000;
    min-height: 68px;
    padding: 8px 10px calc(8px + env(safe-area-inset-bottom));
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    align-items: center;
    gap: 4px;
    border-top: 1px solid var(--line-clr);
    background: var(--base-sidebar-clr);
  }

  .mobile-nav-item {
    min-height: 48px;
    padding: 6px 4px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    border: 0;
    border-radius: 8px;
    background: transparent;
    color: var(--secondary-text-clr);
    font: inherit;
    font-size: 0.76rem;
    text-decoration: none;
  }

  .mobile-nav-item img {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    object-fit: cover;
  }

  .mobile-nav-item i {
    font-size: 1rem;
  }

  .mobile-nav-item:hover,
  .mobile-nav-item.active,
  .contact-toggle-mobile.active {
    background: var(--surface-muted-clr);
    color: var(--text-clr);
  }

  .mobile-contact-popup {
    position: fixed;
    right: 16px;
    bottom: calc(82px + env(safe-area-inset-bottom));
    left: 16px;
    z-index: 999;
    display: none;
    overflow: hidden;
    border: 1px solid var(--line-clr);
    border-radius: 8px;
    background: var(--surface-clr);
  }

  .mobile-contact-popup.show {
    display: block;
  }

  .mobile-contact-popup .contact-item {
    min-height: 46px;
    padding: 10px 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--line-clr);
    color: var(--text-clr);
    font-size: 0.94rem;
    text-decoration: none;
  }

  .mobile-contact-popup .contact-item:hover {
    background: var(--surface-muted-clr);
  }

  .mobile-contact-popup .contact-item i {
    width: 22px;
    text-align: center;
  }

  .contact-close-btn {
    width: 100%;
    min-height: 46px;
    border: 0;
    background: var(--surface-muted-clr);
    color: var(--text-clr);
    font: inherit;
    cursor: pointer;
  }

  .copy-feedback-toast {
    right: 16px;
    bottom: calc(86px + env(safe-area-inset-bottom));
    left: 16px;
    max-width: none;
  }
}

@media (max-width: 480px) {
  main {
    padding-right: 12px;
    padding-left: 12px;
  }

  #toptitle > .nickname {
    margin-top: -8px;
  }

  .about-me-gallery {
    grid-template-columns: 1fr;
    grid-template-rows: 190px 130px 130px;
  }
}

@media (min-width: 769px) {
  .mobile-bottom-nav,
  .mobile-contact-popup {
    display: none !important;
  }
}