70 lines
1.9 KiB
TypeScript
70 lines
1.9 KiB
TypeScript
import { globalStyle, style } from '@vanilla-extract/css';
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import { DefaultReset, config } from 'folds';
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// Click affordance for the timeline image thumbnail. Without this
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// the `<img>` looked decorative on web (the default cursor stays
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// as `default`) even though it's clickable to open the media
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// viewer. The subtle 0.92 brightness on hover doubles as the
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// "this is interactive" signal — same idiom as how the rest of
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// the app's clickable surfaces shift tone on hover.
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//
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// `will-change: filter` hints the compositor so the brightness
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// transition runs on the GPU instead of repainting on the CPU —
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// matters for large hi-DPI thumbnails on slower phones.
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export const ImageClickable = style({
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cursor: 'pointer',
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transition: 'filter 120ms ease',
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willChange: 'filter',
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selectors: {
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'&:hover': { filter: 'brightness(0.92)' },
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},
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});
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// `:focus-visible` outline on the inner `<img>` (which carries
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// `tabIndex` + `role="button"`, not the wrapper Box). Lives as a
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// `globalStyle` because vanilla-extract's `style({...})` only
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// permits selectors that target the class itself (`&...`) — a
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// descendant selector like `& img:focus-visible` errors at build
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// time. `globalStyle` is the documented escape valve for that.
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globalStyle(`${ImageClickable} img:focus-visible`, {
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outline: `2px solid currentColor`,
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outlineOffset: '-2px',
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});
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export const RelativeBase = style([
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DefaultReset,
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{
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position: 'relative',
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width: '100%',
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height: '100%',
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},
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]);
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export const AbsoluteContainer = style([
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DefaultReset,
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{
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position: 'absolute',
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top: 0,
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left: 0,
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width: '100%',
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height: '100%',
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},
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]);
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export const AbsoluteFooter = style([
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DefaultReset,
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{
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position: 'absolute',
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pointerEvents: 'none',
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bottom: config.space.S100,
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left: config.space.S100,
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right: config.space.S100,
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},
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]);
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export const Blur = style([
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DefaultReset,
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{
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filter: 'blur(44px)',
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},
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]);
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