.article-reader {
    box-sizing: border-box;
    width: 100%;
    min-width: 0;
    max-width: 760px;
    margin: 0 auto;
    padding: 24px 18px;
    color: #222832;
    font: 18px/1.75 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    overflow-wrap: anywhere;
}
.article-reader *, .article-reader *::before, .article-reader *::after { box-sizing: border-box; }
.article-reader .article-reader__title { margin: 0 0 28px; font: 750 clamp(28px, 4vw, 42px)/1.18 system-ui, sans-serif; color: #161b24; text-transform: none; letter-spacing: -.9px; }
.article-reader .article-reader__body { font: inherit; }
.article-reader p, .article-reader ul, .article-reader ol, .article-reader blockquote { margin: 0 0 20px; font: inherit; }
.article-reader h2, .article-reader h3, .article-reader h4 { margin: 30px 0 14px; font-family: inherit; line-height: 1.3; font-weight: 700; color: inherit; text-transform: none; }
.article-reader h2 { font-size: 26px; }
.article-reader h3 { font-size: 22px; }
.article-reader h4 { font-size: 19px; }
.article-reader ul, .article-reader ol { padding-left: 28px; list-style-position: outside; }
.article-reader ul { list-style-type: disc; }
.article-reader ol { list-style-type: decimal; }
.article-reader li { margin: 6px 0; }
.article-reader blockquote { padding: 12px 18px; border-left: 4px solid #bd2337; background: #f8f4f4; color: #3f4650; }
.article-reader blockquote > :last-child { margin-bottom: 0; }
.article-reader a { color: #a7192b; text-decoration: underline; text-underline-offset: 3px; }
.article-reader a:focus-visible { outline: 3px solid #bd2337; outline-offset: 3px; }
.article-reader img { display: block; max-width: 100%; height: auto; margin: 20px auto; }
.article-reader__image { display: block; position: relative; width: fit-content; max-width: 100%; margin: 24px auto; background: #f2f3f1; border-radius: 3px; overflow: hidden; }
.article-reader .article-reader__image img { width: auto; margin: 0; }
.article-reader__image--unmeasured { width: 100%; }
.article-reader .article-reader__image--unmeasured img { width: 100%; aspect-ratio: 16 / 9; object-fit: contain; }
.article-reader .image-fallback { display: none; }
.article-reader__image.is-unavailable img { visibility: hidden; }
.article-reader__image.is-unavailable .image-fallback { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: center; gap: 8px; padding: 16px; text-align: center; color: #626a73; font: 14px/1.5 system-ui, sans-serif; }
.article-reader__table { max-width: 100%; overflow-x: auto; margin: 20px 0; }
.article-reader__table:focus-visible { outline: 3px solid #2457a6; outline-offset: 3px; }
.article-reader table { width: 100%; border-collapse: collapse; font: inherit; font-size: 16px; }
.article-reader td, .article-reader th { padding: 10px; border: 1px solid #d9dfe5; text-align: left; overflow-wrap: normal; word-break: normal; }
.article-reader th { background: #f5f6f8; }
.article-reader__video { width: 100%; aspect-ratio: 16 / 9; margin: 22px 0 10px; background: #f1f3f5; }
.article-reader__video iframe { display: block; width: 100%; height: 100%; border: 0; }
.article-reader .article-reader__video-note { margin: 0 0 24px; font: 13px/1.6 system-ui, sans-serif; color: #626a73; }
.article-reader__gallery { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr)); gap: 14px; margin-top: 24px; }
.article-reader__gallery img { width: 100%; margin: 0; }
.article-reader__gallery .article-reader__image { margin: 0; width: 100%; align-self: start; }
.article-reader__gallery .article-reader__image img { width: 100%; }
.article-preview-page { margin: 0; background: #f0f2f5; color: #222832; font: 15px/1.5 system-ui, sans-serif; }
.article-preview-bar { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 18px 28px; background: #fff; border-bottom: 1px solid #d9dfe5; }
.article-preview-bar p { margin: 4px 0 0; color: #606976; }
.article-preview-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.article-preview-actions form { margin: 0; }
.reader-button { border: 1px solid #a7192b; border-radius: 6px; background: #a7192b; color: #fff; padding: 12px 18px; cursor: pointer; font: 600 14px/1.3 system-ui, sans-serif; }
.reader-button--secondary { background: #fff; color: #3b4350; border-color: #cbd1d8; }
.reader-button:focus-visible { outline: 3px solid #203f91; outline-offset: 3px; }
.article-preview-sheet { max-width: 800px; margin: 28px auto; background: #fff; border: 1px solid #e1e5ea; border-radius: 8px; }
.revision-page { max-width: 1600px; margin: 24px auto; padding: 0 20px; }
.revision-summary, .revision-error { padding: 20px; margin: 0 0 20px; border-radius: 8px; background: #fff; border: 1px solid #d9dfe5; }
.revision-summary h1 { font-size: 20px; margin: 0 0 12px; }
.revision-error { background: #fff1f0; border-color: #b22b3b; }
.revision-comparison { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.revision-column { min-width: 0; background: #fff; border: 1px solid #d9dfe5; border-radius: 8px; }
.revision-column-heading { font: 600 17px/1.4 system-ui, sans-serif; margin: 0; padding: 18px 20px; border-bottom: 1px solid #d9dfe5; }
.revision-column-heading small { display: block; margin-top: 4px; font-size: 13px; font-weight: 400; color: #606976; }
.article-preview-actions a.reader-button { text-decoration: none; }
@media (max-width: 900px) { .revision-comparison { grid-template-columns: 1fr; } }
@media (max-width: 600px) {
    .article-reader { padding: 20px 14px; font-size: 17px; }
    .article-preview-bar { display: block; padding: 16px; }
    .article-preview-actions { margin-top: 14px; }
    .article-preview-sheet { margin: 12px 0; border-radius: 0; }
    .revision-page { padding: 0 12px; }
}