fix default body style (#5468)

* fix default body style

* wip vendored preflight

* fricking dumb claude

* fix layer issue

* fix unit tests

Author: Lendemor

reflex/.templates/web/styles/__reflex_style_reset.css

@@ -0,0 +1,399 @@
+@layer __reflex_base {
+  /*
+    1. Prevent padding and border from affecting element width. (https://github.com/mozdevs/cssremedy/issues/4)
+    2. Remove default margins and padding
+    3. Reset all borders.
+  */
+
+  *,
+  ::after,
+  ::before,
+  ::backdrop,
+  ::file-selector-button {
+    box-sizing: border-box; /* 1 */
+    margin: 0; /* 2 */
+    padding: 0; /* 2 */
+    border: 0 solid; /* 3 */
+  }
+
+  /*
+    1. Use a consistent sensible line-height in all browsers.
+    2. Prevent adjustments of font size after orientation changes in iOS.
+    3. Use a more readable tab size.
+    4. Use the user's configured `sans` font-family by default.
+    5. Use the user's configured `sans` font-feature-settings by default.
+    6. Use the user's configured `sans` font-variation-settings by default.
+    7. Disable tap highlights on iOS.
+  */
+
+  html,
+  :host {
+    line-height: 1.5; /* 1 */
+    -webkit-text-size-adjust: 100%; /* 2 */
+    tab-size: 4; /* 3 */
+    font-family: --theme(
+      --default-font-family,
+      ui-sans-serif,
+      system-ui,
+      sans-serif,
+      "Apple Color Emoji",
+      "Segoe UI Emoji",
+      "Segoe UI Symbol",
+      "Noto Color Emoji"
+    ); /* 4 */
+    font-feature-settings: --theme(
+      --default-font-feature-settings,
+      normal
+    ); /* 5 */
+    font-variation-settings: --theme(
+      --default-font-variation-settings,
+      normal
+    ); /* 6 */
+    -webkit-tap-highlight-color: transparent; /* 7 */
+  }
+
+  /*
+    1. Add the correct height in Firefox.
+    2. Correct the inheritance of border color in Firefox. (https://bugzilla.mozilla.org/show_bug.cgi?id=190655)
+    3. Reset the default border style to a 1px solid border.
+  */
+
+  hr {
+    height: 0; /* 1 */
+    color: inherit; /* 2 */
+    border-top-width: 1px; /* 3 */
+  }
+
+  /*
+    Add the correct text decoration in Chrome, Edge, and Safari.
+  */
+
+  abbr:where([title]) {
+    -webkit-text-decoration: underline dotted;
+    text-decoration: underline dotted;
+  }
+
+  /*
+    Remove the default font size and weight for headings.
+  */
+
+  h1,
+  h2,
+  h3,
+  h4,
+  h5,
+  h6 {
+    font-size: inherit;
+    font-weight: inherit;
+  }
+
+  /*
+    Reset links to optimize for opt-in styling instead of opt-out.
+  */
+
+  a {
+    color: inherit;
+    -webkit-text-decoration: inherit;
+    text-decoration: inherit;
+  }
+
+  /*
+    Add the correct font weight in Edge and Safari.
+  */
+
+  b,
+  strong {
+    font-weight: bolder;
+  }
+
+  /*
+    1. Use the user's configured `mono` font-family by default.
+    2. Use the user's configured `mono` font-feature-settings by default.
+    3. Use the user's configured `mono` font-variation-settings by default.
+    4. Correct the odd `em` font sizing in all browsers.
+  */
+
+  code,
+  kbd,
+  samp,
+  pre {
+    font-family: --theme(
+      --default-mono-font-family,
+      ui-monospace,
+      SFMono-Regular,
+      Menlo,
+      Monaco,
+      Consolas,
+      "Liberation Mono",
+      "Courier New",
+      monospace
+    ); /* 1 */
+    font-feature-settings: --theme(
+      --default-mono-font-feature-settings,
+      normal
+    ); /* 2 */
+    font-variation-settings: --theme(
+      --default-mono-font-variation-settings,
+      normal
+    ); /* 3 */
+    font-size: 1em; /* 4 */
+  }
+
+  /*
+    Add the correct font size in all browsers.
+  */
+
+  small {
+    font-size: 80%;
+  }
+
+  /*
+    Prevent `sub` and `sup` elements from affecting the line height in all browsers.
+  */
+
+  sub,
+  sup {
+    font-size: 75%;
+    line-height: 0;
+    position: relative;
+    vertical-align: baseline;
+  }
+
+  sub {
+    bottom: -0.25em;
+  }
+
+  sup {
+    top: -0.5em;
+  }
+
+  /*
+    1. Remove text indentation from table contents in Chrome and Safari. (https://bugs.chromium.org/p/chromium/issues/detail?id=999088, https://bugs.webkit.org/show_bug.cgi?id=201297)
+    2. Correct table border color inheritance in all Chrome and Safari. (https://bugs.chromium.org/p/chromium/issues/detail?id=935729, https://bugs.webkit.org/show_bug.cgi?id=195016)
+    3. Remove gaps between table borders by default.
+  */
+
+  table {
+    text-indent: 0; /* 1 */
+    border-color: inherit; /* 2 */
+    border-collapse: collapse; /* 3 */
+  }
+
+  /*
+    Use the modern Firefox focus style for all focusable elements.
+  */
+
+  :-moz-focusring {
+    outline: auto;
+  }
+
+  /*
+    Add the correct vertical alignment in Chrome and Firefox.
+  */
+
+  progress {
+    vertical-align: baseline;
+  }
+
+  /*
+    Add the correct display in Chrome and Safari.
+  */
+
+  summary {
+    display: list-item;
+  }
+
+  /*
+    Make lists unstyled by default.
+  */
+
+  ol,
+  ul,
+  menu {
+    list-style: none;
+  }
+
+  /*
+    1. Make replaced elements `display: block` by default. (https://github.com/mozdevs/cssremedy/issues/14)
+    2. Add `vertical-align: middle` to align replaced elements more sensibly by default. (https://github.com/jensimmons/cssremedy/issues/14#issuecomment-634934210)
+       This can trigger a poorly considered lint error in some tools but is included by design.
+  */
+
+  img,
+  svg,
+  video,
+  canvas,
+  audio,
+  iframe,
+  embed,
+  object {
+    display: block; /* 1 */
+    vertical-align: middle; /* 2 */
+  }
+
+  /*
+    Constrain images and videos to the parent width and preserve their intrinsic aspect ratio. (https://github.com/mozdevs/cssremedy/issues/14)
+  */
+
+  img,
+  video {
+    max-width: 100%;
+    height: auto;
+  }
+
+  /*
+    1. Inherit font styles in all browsers.
+    2. Remove border radius in all browsers.
+    3. Remove background color in all browsers.
+    4. Ensure consistent opacity for disabled states in all browsers.
+  */
+
+  button,
+  input,
+  select,
+  optgroup,
+  textarea,
+  ::file-selector-button {
+    font: inherit; /* 1 */
+    font-feature-settings: inherit; /* 1 */
+    font-variation-settings: inherit; /* 1 */
+    letter-spacing: inherit; /* 1 */
+    color: inherit; /* 1 */
+    border-radius: 0; /* 2 */
+    background-color: transparent; /* 3 */
+    opacity: 1; /* 4 */
+  }
+
+  /*
+    Restore default font weight.
+  */
+
+  :where(select:is([multiple], [size])) optgroup {
+    font-weight: bolder;
+  }
+
+  /*
+    Restore indentation.
+  */
+
+  :where(select:is([multiple], [size])) optgroup option {
+    padding-inline-start: 20px;
+  }
+
+  /*
+    Restore space after button.
+  */
+
+  ::file-selector-button {
+    margin-inline-end: 4px;
+  }
+
+  /*
+    Reset the default placeholder opacity in Firefox. (https://github.com/tailwindlabs/tailwindcss/issues/3300)
+  */
+
+  ::placeholder {
+    opacity: 1;
+  }
+
+  /*
+    Set the default placeholder color to a semi-transparent version of the current text color in browsers that do not
+    crash when using `color-mix(…)` with `currentcolor`. (https://github.com/tailwindlabs/tailwindcss/issues/17194)
+  */
+
+  @supports (not (-webkit-appearance: -apple-pay-button)) /* Not Safari */ or
+    (contain-intrinsic-size: 1px) /* Safari 17+ */ {
+    ::placeholder {
+      color: color-mix(in oklab, currentcolor 50%, transparent);
+    }
+  }
+
+  /*
+    Prevent resizing textareas horizontally by default.
+  */
+
+  textarea {
+    resize: vertical;
+  }
+
+  /*
+    Remove the inner padding in Chrome and Safari on macOS.
+  */
+
+  ::-webkit-search-decoration {
+    -webkit-appearance: none;
+  }
+
+  /*
+    1. Ensure date/time inputs have the same height when empty in iOS Safari.
+    2. Ensure text alignment can be changed on date/time inputs in iOS Safari.
+  */
+
+  ::-webkit-date-and-time-value {
+    min-height: 1lh; /* 1 */
+    text-align: inherit; /* 2 */
+  }
+
+  /*
+    Prevent height from changing on date/time inputs in macOS Safari when the input is set to `display: block`.
+  */
+
+  ::-webkit-datetime-edit {
+    display: inline-flex;
+  }
+
+  /*
+    Remove excess padding from pseudo-elements in date/time inputs to ensure consistent height across browsers.
+  */
+
+  ::-webkit-datetime-edit-fields-wrapper {
+    padding: 0;
+  }
+
+  ::-webkit-datetime-edit,
+  ::-webkit-datetime-edit-year-field,
+  ::-webkit-datetime-edit-month-field,
+  ::-webkit-datetime-edit-day-field,
+  ::-webkit-datetime-edit-hour-field,
+  ::-webkit-datetime-edit-minute-field,
+  ::-webkit-datetime-edit-second-field,
+  ::-webkit-datetime-edit-millisecond-field,
+  ::-webkit-datetime-edit-meridiem-field {
+    padding-block: 0;
+  }
+
+  /*
+    Remove the additional `:invalid` styles in Firefox. (https://github.com/mozilla/gecko-dev/blob/2f9eacd9d3d995c937b4251a5557d95d494c9be1/layout/style/res/forms.css#L728-L737)
+  */
+
+  :-moz-ui-invalid {
+    box-shadow: none;
+  }
+
+  /*
+    Correct the inability to style the border radius in iOS Safari.
+  */
+
+  button,
+  input:where([type="button"], [type="reset"], [type="submit"]),
+  ::file-selector-button {
+    appearance: button;
+  }
+
+  /*
+    Correct the cursor style of increment and decrement buttons in Safari.
+  */
+
+  ::-webkit-inner-spin-button,
+  ::-webkit-outer-spin-button {
+    height: auto;
+  }
+
+  /*
+    Make elements with the HTML hidden attribute stay hidden by default.
+  */
+
+  [hidden]:where(:not([hidden="until-found"])) {
+    display: none !important;
+  }
+}