/* Public reader: one navigation line, then the document itself. */
body.public-reader{background:#fff;color:#192b29;margin:0}
.public-reader .reader-nav{position:sticky;top:0;z-index:10000;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 20px;background:#fff;border-bottom:1px solid #d9e5e1;min-height:56px}
.reader-links{display:flex;gap:14px;align-items:center;min-width:0;flex-wrap:wrap;font-size:14px}
.reader-links a{text-decoration:none;white-space:nowrap}
.public-reader .download-button{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:8px 17px;background:#0E7C78;border:1px solid #0E7C78;border-radius:8px;color:#fff;text-decoration:none;font-size:14px;font-weight:600;white-space:nowrap;transition:background-color .12s,border-color .12s}
.public-reader .download-button:hover,.public-reader .download-button:focus-visible{background:#09635f;border-color:#09635f;color:#fff}
.public-reader .download-button:active{background:#074d4a;border-color:#074d4a;color:#fff}
.public-reader .download-button:focus-visible{outline:3px solid #8cd4cf;outline-offset:3px}
.reader-content{width:100%;margin:0;padding:0;border:0;border-radius:0;overflow:visible}
.reader-content iframe{display:block;width:100%;height:1px;min-height:0;border:0;border-radius:0;background:white;overflow:hidden}
.reader-loading{padding:14px 20px;font-size:14px;color:#5b706b}
.reader-loading:empty{display:none}
.reader-footer{margin:0;padding:20px max(16px,calc((100% - 1200px)/2));border-top:1px solid #d9e5e1;color:#5b706b;font-size:12px;line-height:1.7;background:#f7faf9}
.reader-footer p{margin:0}.reader-footer a{display:inline-block;margin-top:8px}
.public-reader .sheets,.reader-markdown{max-width:1400px;padding:0 20px 24px;margin:auto}
.public-reader .table-scroll{max-height:none;overflow-x:auto}
.pdf-document{max-width:1080px;margin:auto;padding:12px 16px 24px;background:#edf1f1}
.pdf-page{position:relative;margin:0 0 16px;background:white;box-shadow:0 1px 4px #16372a18;overflow:hidden;min-height:100px;aspect-ratio:var(--page-ratio,0.707)}
.pdf-page canvas,.pdf-page img{display:block;width:100%;height:auto}
.pdf-page .pdf-page-label{position:absolute;inset:0;display:grid;place-items:center;font-size:13px;color:#5b706b;pointer-events:none}
.pdf-page[data-state=ready] .pdf-page-label{display:none}
.pdf-page button{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#fff;color:#0E7C78}
.pdf-status{max-width:1080px;margin:auto;padding:10px 16px;font-size:13px;color:#5b706b}
.pdf-status:empty{display:none}
@media(max-width:640px){.public-reader .reader-nav{padding:7px 10px;gap:8px}.reader-links{gap:8px;font-size:12px}.public-reader .download-button{padding:7px 11px;font-size:13px}.pdf-document{padding:6px 0 16px}.pdf-page{margin-bottom:10px}.reader-footer{padding:16px 14px}.public-reader .sheets,.reader-markdown{padding:0 12px 20px}}
@media(prefers-reduced-motion:reduce){.public-reader .download-button{transition:none}}
@media print{.reader-nav{display:none!important}.reader-footer{font-size:10px}.pdf-document{max-width:none;padding:0;background:white}.pdf-page{break-after:page;box-shadow:none}}

/* Only public navigation and attribution follow the main site's Han Serif stack. */
.public-reader .reader-nav,.public-reader .reader-footer{font-family:'Source Han Serif SC','Noto Serif SC','Songti SC','SimSun',serif}