Samsung One UI 디자인 시스템.

<!doctype html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width,initial-scale=1"><title>Reading preferences study</title><style>
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</style></head><body><main><p class="context">OpenDesign original One UI-inspired web study. This demonstrates viewing and interaction areas, readable settings and explicit recovery. It does not control a Samsung device or run native One UI components.</p><div class="phone"><header class="viewing"><p>Make space to read</p><h1>Reading preferences</h1></header><section class="settings" aria-label="Reading preferences"><div class="card"><label class="setting"><span><strong class="setting-title">Dark appearance</strong><p>Use a darker surface in this preview.</p></span><input type="checkbox" id="dark" aria-label="Dark appearance"></label></div><div class="card"><label class="field" for="size"><strong class="setting-title">Reading size</strong><select id="size"><option value="1">Standard · 100%</option><option value="1.5">Large · 150%</option><option value="2">Extra large · 200%</option></select></label></div><div class="card"><h2>A moment to pause</h2><p class="sample">A clear page gives each idea room to breathe. Keep the words that help the reader decide what to do next.</p></div></section><div class="actions"><button id="reset">Reset preferences</button><button class="primary" id="apply">Apply to this preview</button></div><p id="confirmation" role="status"></p></div><dialog aria-labelledby="reset-title"><h2 id="reset-title">Reset reading preferences?</h2><p>This returns the preview to its light appearance and standard reading size.</p><div class="dialog-actions"><button id="cancel">Keep preferences</button><button id="confirm-reset" class="primary">Reset</button></div></dialog><p class="context">Published references include the 24dp side-margin guidance and text scaling up to 200%. CSS pixels here are an original browser interpretation of the layout; app colors and radii are explicitly original. Reading-size changes affect the sample paragraph so its reflow can be inspected. No preference is saved beyond this page.</p></main><script>
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