@media (max-width: 1120px) {
  .app-layout {
    grid-template-columns: 86px minmax(0, 1fr);
  }
  .rightbar {
    display: none;
  }
  .side-link {
    justify-content: center;
    padding: 0;
  }
  .side-link span:not(.side-icon),
  .sidebar .brand span,
  .sidebar__card .js-me-name,
  .sidebar__card .js-me-username {
    display: none;
  }
  .sidebar .brand {
    justify-content: center;
  }
}
@media (max-width: 860px) {
  .hero-grid,
  .auth-layout,
  .feature-grid,
  .grid-two,
  .form-split {
    grid-template-columns: 1fr;
  }
  .auth-art {
    display: none;
  }
  .auth-panel {
    padding: 18px;
  }
  .feature-grid {
    padding-top: 24px;
  }
}
@media (max-width: 720px) {
  html[data-device='mobile'] .app-layout {
    width: min(100%, calc(100% - 18px));
    display: block;
  }
  html[data-device='mobile'] .sidebar,
  html[data-device='mobile'] .rightbar {
    display: none !important;
  }
  html[data-device='mobile'] .mobile-topbar {
    position: sticky;
    top: 0;
    z-index: 80;
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    min-height: 74px;
    margin: 0 -9px 12px;
    padding: 10px 14px;
    background: rgba(255, 250, 252, 0.94);
    border-bottom: 1px solid var(--line-2);
    box-shadow: 0 10px 24px rgba(128, 28, 78, 0.08);
    backdrop-filter: blur(18px);
  }
  html[data-device='mobile'] .mobile-topbar .brand img {
    width: 52px;
    height: 52px;
  }
  html[data-device='mobile'] .mobile-nav {
    position: fixed;
    left: 10px;
    right: 10px;
    bottom: max(10px, env(safe-area-inset-bottom));
    z-index: 90;
    display: grid !important;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 7px;
    padding: 9px;
    border: 1px solid var(--line-2);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.96);
    box-shadow: var(--shadow);
    backdrop-filter: blur(18px);
  }
  html[data-device='mobile'] .mobile-nav .side-link {
    min-height: 64px;
    display: grid;
    place-items: center;
    align-content: center;
    gap: 4px;
    padding: 8px 3px;
    border-radius: 13px;
    font-size: 11px;
  }
  html[data-device='mobile'] .mobile-nav .side-icon {
    width: auto;
    font-size: 23px;
  }
  html[data-device='mobile'] .mobile-nav span:not(.side-icon) {
    display: block !important;
    font-size: 10.5px;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  html[data-device='mobile'] .main-column {
    padding: 0 0 calc(110px + env(safe-area-inset-bottom));
  }
  html[data-device='mobile'] .pagebar {
    min-height: 76px;
    border-radius: 14px;
  }
  html[data-device='mobile'] .composer__tools {
    flex-direction: column;
    align-items: stretch;
  }
  html[data-device='mobile'] .composer__tools > .btn,
  html[data-device='mobile'] .composer__tools button[type='submit'] {
    width: 100%;
  }
  html[data-device='mobile'] .chirp__actions {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
  }
  html[data-device='mobile'] .action-btn {
    background: var(--card-2);
    border-color: var(--line-2);
  }
  html[data-device='mobile'] .toast-stack {
    left: 10px;
    right: 10px;
    bottom: calc(104px + env(safe-area-inset-bottom));
  }
  html[data-device='mobile'] .toast {
    width: 100%;
  }
}