.reader-top{display:flex;align-items:baseline;justify-content:space-between;gap:24px}.reader-top .back{margin-bottom:24px}.language-link{font-size:14px;color:var(--water);padding:8px 0}.edition-note,.section-note{font-size:14px;color:var(--muted)}.library-hub{max-width:960px}.library-hub h1{font-size:clamp(36px,6vw,64px)}.library-section{padding-top:40px}.library-section h2{font-size:28px;margin-bottom:16px}.diagram-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px}.diagram-card{display:block;padding-block:16px 24px;}.diagram-card img{display:block;width:100%;height:230px;object-fit:contain;background:#edeae2;margin-bottom:20px}.diagram-card h3{font-size:26px}.diagram-card p{font-size:14px;color:var(--muted);max-width:360px}.reference-links{font-size:14px;margin:24px 0}.reference-links summary,.reader-toc summary{cursor:pointer;padding:12px 0;min-height:44px}.reference-links li{margin-block:8px}.source-note{display:flex;flex-wrap:wrap;gap:12px 24px;padding-top:24px;margin-top:40px;font-size:12px;color:var(--muted)}.source-note a{color:var(--water)}.library-reader{max-width:860px;padding-block:40px 64px}.reader-toc{font-size:14px;margin:24px 0 32px}.reader-toc>.toc{max-height:55vh;overflow:auto;padding-right:16px}.reader-toc ul{padding-left:24px}.reader-toc li{margin-block:8px}.reader-toc a{color:var(--water);text-decoration:none}.document{font-size:17px;line-height:1.95;overflow-wrap:anywhere}.document h1{font-size:clamp(30px,4vw,44px);letter-spacing:1px;margin-bottom:32px}.document h2{font-size:28px;margin:40px 0 20px}.document h3{font-size:23px;margin:32px 0 16px}.document h4{font-size:19px;margin:24px 0 12px}.document p{margin-bottom:20px}.document a{color:var(--water);text-decoration:underline;text-underline-offset:4px}.document a:hover{color:var(--accent)}.document img{max-width:100%;height:auto;display:block;margin:24px auto}.document blockquote{border-left:2px solid var(--line);margin-inline:0;padding-left:24px;color:var(--muted)}.document pre{overflow:auto;background:#edeae2;padding:20px;font-size:13px;line-height:1.7;white-space:pre}.document code{font-family:ui-monospace,SFMono-Regular,monospace;font-size:.85em}.document table{display:block;overflow:auto;border-collapse:collapse;width:100%;margin-block:24px;font-size:14px}.document td,.document th{padding:12px;border:1px solid var(--line);text-align:left;min-width:120px}.document th{background:#edeae2}.document li{margin-block:8px}.document .math-source[data-display=true],.document .katex-display{overflow:auto;max-width:100%;padding-block:4px}.document .katex{font-size:1.05em}.document .footnote{font-size:14px}.diagram-page{padding-block:40px 64px}.diagram-page h1{font-size:48px}.diagram-intro{max-width:760px;color:var(--muted)}.diagram-actions{display:flex;align-items:center;flex-wrap:wrap;gap:24px;margin-block:24px}.diagram-actions>a:not(.outline-button){font-size:14px;color:var(--water)}.diagram-viewer{width:100%;height:min(780px,85vh);min-height:500px;border:1px solid var(--line);background:var(--paper)}summary:focus-visible{outline:2px solid var(--accent);outline-offset:4px}@media(max-width:767px){.library-reader{padding-top:24px}.document{font-size:16px}.document h2{font-size:25px}.document h3{font-size:21px}.diagram-grid{grid-template-columns:1fr;gap:16px}.diagram-card img{height:220px}.diagram-page h1{font-size:36px}.diagram-viewer{height:75vh;min-height:500px}.reader-top{gap:16px}.source-note{gap:8px}.language-link{white-space:nowrap}}
.document .math-source{position:relative;display:inline-block;max-width:100%;vertical-align:middle}.document .math-source[data-display=true]{display:block}
/* Inline glyph overhang must remain visible, not create a tiny scroll box. */
.document .math-source.math-wide{display:block;overflow-x:auto;padding-block:.5em;vertical-align:baseline}
.guide-links{list-style:none;margin:20px 0 0;padding:0}.guide-links li{margin:12px 0}.guide-links a{color:var(--water)}.library-start{margin:24px 0 0;color:var(--accent);font-size:15px}.library-start a{padding-bottom:4px}
.document img[src$="/example-reinstatement.png"],.document img[src$="/example-floating-acceptance.png"]{width:50%;margin-inline:auto}
.document .thesis-figure{margin:24px 0;text-align:center}.document .thesis-figure img{margin-bottom:8px}.document .thesis-figure figcaption{font-size:14px;line-height:1.7}
.document img[src$="/taiji.svg"]{width:min(100%,360px);background:#fff}
.library-reader:not(.commentary) .document{font-family:var(--serif);font-size:18px}.diagram-card img{background:#f7f9f8}
.library-purpose-links{list-style:none;padding:0;margin:24px 0 0}.library-purpose-links li{padding:18px 0;border-top:1px solid var(--line)}.library-purpose-links a{font-size:21px;color:var(--water)}.library-purpose-links p{font-size:16px;line-height:1.8;color:var(--muted);margin:8px 0 0;max-width:720px}
.library-section .skill-summary{padding:22px 0;margin:0}.skill-summary h3{font-size:25px;margin:0 0 8px}.skill-summary p{margin:0;font-size:16px;line-height:1.8}
.library-skills > .library-section > h3{font-size:23px;color:var(--muted);font-weight:400}
.diagram-disclosure{border:1px solid var(--line);padding:0 24px;margin:24px 0 32px}
.diagram-disclosure>summary{cursor:pointer;padding:16px 0;font-size:18px;min-height:48px}
.diagram-disclosure .diagram-grid{padding-bottom:16px}
.diagram-card-wide{grid-column:1/-1}
.diagram-open{display:block}
.diagram-context{display:inline-block;padding:12px 0;font-size:15px;color:var(--water);text-decoration:underline;text-underline-offset:4px}
.diagram-return{margin:12px 0 20px}
.inline-diagram{margin:32px 0;max-width:100%;min-width:0}
.inline-diagram figcaption{font-size:14px;line-height:1.7;margin-top:12px;text-align:center}
.document .inline-diagram-image{display:block;width:100%;height:auto;margin:0}
@media(max-width:767px){.diagram-disclosure{padding-inline:16px}}