/* Web-only adaptation. Preserve MathNote's brand and the desktop rendering. */
html[data-platform="web"] #app {
  height: 100dvh;
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
}
html[data-platform="web"] body {
  -webkit-text-size-adjust: 100%;
}
html[data-platform="web"] .preview-label::before {
  content: "iPad · Bản thử · ";
}
html[data-platform="web"] .main-toolbar {
  overflow-x: auto;
  overflow-y: hidden;
  touch-action: pan-x;
  padding-left: max(10px, env(safe-area-inset-left));
  padding-right: max(10px, env(safe-area-inset-right));
}
html[data-platform="web"] .main-toolbar > div {
  flex-shrink: 0;
}
html[data-platform="web"] .main-toolbar button,
html[data-platform="web"] .header-actions button,
html[data-platform="web"] .section-tabs button,
html[data-platform="web"] .object-actions button,
html[data-platform="web"] dialog button,
html[data-platform="web"] .web-file-ready a {
  min-height: 44px;
  min-width: 44px;
}
html[data-platform="web"] .main-toolbar {
  height: 58px;
  min-height: 58px;
}
html[data-platform="web"] .main-toolbar button {
  height: 44px;
}
html[data-platform="web"] .main-toolbar .color-preset {
  flex: 0 0 44px;
  background: transparent;
  border: 0;
}
html[data-platform="web"] .color-preset::before {
  content: "";
  position: absolute;
  inset: 12px;
  border-radius: 50%;
  background: var(--swatch);
}
html[data-platform="web"] .color-preset[aria-pressed="true"]::after {
  inset: 8px;
}
html[data-platform="web"] dialog input,
html[data-platform="web"] dialog select,
html[data-platform="web"] dialog textarea {
  font-size: 16px;
}
html[data-platform="web"] .paper {
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
}
.web-file-ready {
  max-width: min(560px, calc(100vw - 32px));
  border: 1px solid #c8dcd4;
  border-radius: 16px;
  padding: 24px;
  color: #263b43;
  background: #fcfcf8;
}
.web-file-ready p,
.web-file-ready li {
  line-height: 1.65;
}
.web-file-ready button,
.web-file-ready a {
  margin: 8px 8px 0 0;
  padding: 10px 16px;
  border: 1px solid #c8dcd4;
  border-radius: 8px;
  text-decoration: none;
  color: #177368;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.web-file-ready::backdrop {
  background: #193b3d55;
}
@media (max-width: 1100px) {
  /* Two compact rows keep pen/eraser/selection within reach in portrait.
     The lower row shares its width: 220px ink controls + about 300px actions. */
  html[data-platform="web"] .main-toolbar {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 4px 12px;
    height: 106px;
    min-height: 106px;
    padding: 4px 10px;
    overflow: hidden;
  }
  html[data-platform="web"] .main-toolbar .history-tools {
    grid-area: 1 / 1;
    gap: 4px;
  }
  html[data-platform="web"] .main-toolbar .custom-tools {
    grid-area: 1 / 2;
    min-width: 0;
    width: 100%;
    gap: 8px;
    touch-action: pan-x;
  }
  html[data-platform="web"] .toolbar-spacer {
    display: none;
  }
  html[data-platform="web"] .main-toolbar .ink-controls {
    grid-area: 2 / 1 / 3 / -1;
    justify-self: start;
    gap: 2px;
    border: 0;
    padding: 0;
  }
  html[data-platform="web"] .main-toolbar .toolbar-actions {
    grid-area: 2 / 1 / 3 / -1;
    justify-self: end;
    margin: 0;
  }
}
@media (max-width: 1000px) {
  html[data-platform="web"] .app-header {
    gap: 8px;
    padding: 6px 10px;
    height: auto;
    min-height: 58px;
  }
  html[data-platform="web"] .library-link {
    display: none;
  }
  html[data-platform="web"] .document-title {
    padding-left: 8px;
    flex: 1;
  }
  html[data-platform="web"] .document-title button {
    max-width: 220px;
  }
  html[data-platform="web"] .header-actions {
    gap: 4px;
  }
  html[data-platform="web"] .header-actions button {
    padding: 8px;
  }
}
@media (max-width: 760px) {
  html[data-platform="web"] .brand strong {
    display: none;
  }
  html[data-platform="web"] .app-header {
    flex-wrap: wrap;
  }
  html[data-platform="web"] .header-actions {
    margin-left: auto;
  }
  html[data-platform="web"] .document-title button {
    max-width: 180px;
  }
  html[data-platform="web"] .document-title small {
    display: none;
  }
  html[data-platform="web"] .page-rail {
    width: 90px;
    min-width: 90px;
  }
  html[data-platform="web"] .library-organized .library-sidebar {
    width: 160px;
    min-width: 160px;
    padding: 16px 10px;
  }
  html[data-platform="web"] .library-organized .library-content {
    padding: 20px;
  }
  html[data-platform="web"] .library-hero {
    flex-wrap: wrap;
    gap: 12px;
  }
  html[data-platform="web"] .statusbar .tool-status {
    max-width: 40%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}