@media (min-width: 620px) {
  .trip-grid,
  .team-grid,
  .summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .next-trip {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

  .next-trip-meta {
    display: grid;
    justify-items: end;
  }

  .issue-form {
    grid-template-columns: minmax(140px, 0.45fr) minmax(0, 1fr) auto;
    gap: 12px;
    align-items: end;
  }

  .issue-description {
    grid-column: 1 / -1;
  }

}

@media (min-width: 900px) {
  .app-layout {
    display: grid;
    grid-template-columns: 210px minmax(0, 1fr);
  }

  .desktop-sidebar {
    position: sticky;
    top: 0;
    display: flex;
    height: 100vh;
    flex-direction: column;
    padding: 23px 14px;
    border-right: 1px solid var(--border);
    background: var(--surface);
  }

  .desktop-sidebar .brand {
    padding: 0 9px 24px;
  }

  .sidebar-nav {
    display: grid;
    gap: 3px;
  }

  .nav-item {
    display: flex;
    width: 100%;
    min-height: 42px;
    align-items: center;
    gap: 10px;
    padding: 0 11px;
    text-align: left;
    border: 0;
    border-radius: 11px;
    background: transparent;
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 750;
  }

  .nav-item:hover,
  .nav-item.active {
    background: var(--purple-soft);
    color: var(--purple);
  }

  .nav-symbol {
    display: grid;
    width: 20px;
    place-items: center;
    font-size: 1rem;
  }

  .sidebar-bottom {
    display: grid;
    gap: 3px;
    margin-top: auto;
  }

  .mobile-header,
  .mobile-nav,
  .mobile-fab {
    display: none;
  }

  .view-container {
    padding: 38px 34px 70px;
  }

  .desktop-action {
    display: inline-block;
  }

  .trip-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .planner-grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(240px, 0.7fr);
  }

  .summary-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .modal-backdrop {
    align-items: center;
    padding: 24px;
  }

  .modal-sheet,
  .detail-sheet {
    border-radius: 22px;
  }

  .sheet-handle {
    display: none;
  }

  .detail-sheet {
    width: min(620px, 100%);
  }

  .toast {
    bottom: 24px;
  }

  .login-main {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr);
  }

  .login-art {
    min-height: 100vh;
    padding: 42px;
  }

  .login-form-wrap {
    align-items: center;
    padding: 50px clamp(35px, 6vw, 80px);
  }
}

@media (max-width: 899px) {
  html,
  body {
    overscroll-behavior-y: contain;
  }

  .primary-button,
  .secondary-button,
  .danger-button {
    min-height: 48px;
    padding: 0 17px;
    font-size: 0.94rem;
    line-height: 1.2;
  }
}

@media (max-width: 620px) {
  h1 {
    font-size: 1.85rem;
  }

  h2 {
    font-size: 1.22rem;
  }

  .mobile-header {
    height: 68px;
    padding-right: 14px;
    padding-left: 14px;
  }

  .brand {
    font-size: 1.16rem;
  }

  .brand img,
  .icon-button,
  .avatar-button {
    width: 44px;
    height: 44px;
  }

  .view-container {
    padding: 22px 14px 122px;
  }

  .page-heading,
  .compact-heading {
    align-items: stretch;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 20px;
  }

  .page-heading .lead,
  .lead {
    font-size: 1rem;
    line-height: 1.5;
  }

  .eyebrow,
  .back-button {
    font-size: 0.86rem;
  }

  .heading-actions,
  .heading-actions > button {
    width: 100%;
  }

  .heading-actions > button {
    white-space: nowrap;
  }

  .panel,
  .summary-card,
  .member-card {
    padding: 18px;
  }

  .panel-heading {
    align-items: flex-start;
  }

  .panel-heading h2 {
    font-size: 1.1rem;
  }

  .panel-heading p,
  .message {
    font-size: 0.88rem;
  }

  .field span,
  .check-field span {
    font-size: 0.88rem;
  }

  .field input,
  .field select,
  .field textarea,
  .compact-select select,
  .member-controls select {
    min-height: 50px;
    font-size: 16px;
  }

  .mobile-nav {
    min-height: 72px;
  }

  .mobile-nav button {
    min-height: 58px;
    font-size: 0.72rem;
    font-weight: 750;
  }

  .mobile-nav button > span {
    font-size: 1.28rem;
  }

  .mobile-fab {
    right: 16px;
    bottom: calc(max(10px, env(safe-area-inset-bottom)) + 84px);
    width: 58px;
    height: 58px;
    font-size: 1.7rem;
  }

  .next-trip {
    padding: 22px 20px;
  }

  .next-trip h2 {
    font-size: 1.58rem;
  }

  .next-trip p,
  .next-trip-meta {
    font-size: 0.9rem;
  }

  .trip-cover {
    height: 145px;
  }

  .trip-cover > span,
  .trip-card-body > small,
  .trip-card-footer,
  .trip-description,
  .planning-label {
    font-size: 0.82rem;
  }

  .trip-card-body > strong {
    font-size: 1.12rem;
  }

  .day-strip {
    gap: 9px;
    margin-right: -14px;
    margin-left: -14px;
    padding-right: 14px;
    padding-left: 14px;
  }

  .day-strip button {
    flex-basis: 58px;
    min-height: 66px;
    font-size: 0.74rem;
  }

  .day-strip b {
    font-size: 1.08rem;
  }

  .day-strip button small {
    font-size: 0.65rem;
  }

  .small-add {
    width: 44px;
    height: 44px;
    flex: 0 0 44px;
    font-size: 1.15rem;
  }

  .modal-sheet,
  .detail-sheet {
    padding-right: 16px;
    padding-left: 16px;
  }

  .modal-actions > button {
    flex: 1 1 130px;
  }
}

@media (max-width: 360px) {
  .view-container {
    padding-right: 12px;
    padding-left: 12px;
  }

  .panel,
  .summary-card,
  .member-card {
    padding: 15px;
  }

  .mobile-nav {
    right: 6px;
    left: 6px;
  }

  .day-strip {
    margin-right: -12px;
    margin-left: -12px;
    padding-right: 12px;
    padding-left: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}