.dh-main{padding:64px 0 60px}.dh-heading{max-width:960px;margin-bottom:30px}.dh-heading h1{font-size:clamp(2.4rem,5vw,4.5rem);line-height:1.06;letter-spacing:-.045em;margin:20px 0}.dh-heading p{font-size:1.18rem;color:var(--text-muted);max-width:850px;line-height:1.8}.dh-kicker{font-family:var(--mono);font-size:.78rem;letter-spacing:.09em;color:var(--accent);text-transform:uppercase}.dh-meta,.dh-note{font-size:.86rem;color:var(--text-muted);line-height:1.7;margin:20px 0}.dh-nav{display:flex;flex-wrap:wrap;gap:8px;padding:18px 0;border-block:1px solid var(--line);margin-bottom:42px}.dh-nav a{padding:9px 14px;border-radius:24px;font-size:.9rem}.dh-nav a[aria-current]{background:var(--accent);color:#fff}.dh-nav a:hover{box-shadow:inset 0 0 0 1px var(--accent)}.dh-hero{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}.dh-hero h2{font-size:clamp(2rem,3.4vw,3.2rem);line-height:1.16;letter-spacing:-.035em;margin:20px 0}.dh-hero p,.dh-section p{line-height:1.85;color:var(--text-muted)}.dh-actions{display:flex;flex-wrap:wrap;gap:20px;align-items:center;margin:28px 0}.dh-actions>a:not(.btn){text-decoration:underline;text-underline-offset:4px}.dh-section{padding:40px 0}.dh-section h2{font-size:2rem;letter-spacing:-.03em;margin-bottom:22px}.dh-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.dh-card{padding:30px;border:1px solid var(--line);border-radius:22px;background:var(--glass);box-shadow:var(--glass-shadow)}.dh-card h3,.dh-card h2{font-size:1.4rem;margin:14px 0}.dh-card p{line-height:1.8;color:var(--text-muted);margin-bottom:20px}.dh-card a,.dh-card>span:last-child{color:var(--accent)}.dh-figure{margin:0;min-width:0}.dh-figure img{display:block;width:100%;height:auto;border-radius:22px;border:1px solid var(--line)}.dh-figure figcaption{font-size:.85rem;line-height:1.65;color:var(--text-muted);margin:14px 4px}.dh-figure figcaption a{display:block;color:var(--accent);margin-top:8px}.dh-visuals{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}.dh-originals details,.dh-toc{border:1px solid var(--line);border-radius:16px;padding:20px;margin:16px 0;background:var(--glass)}.dh-originals summary,.dh-toc summary{cursor:pointer;font-weight:600}.dh-originals img{max-width:100%;width:600px;margin:20px auto;background:#fff;border-radius:8px}.dh-originals .dh-figure{overflow:auto}.dh-toc a{display:block;margin:10px 0;color:var(--accent)}.dh-paper{max-width:850px;margin:40px auto;font-size:1.04rem;line-height:1.9;overflow-wrap:anywhere}.dh-paper p{margin:16px 0}.dh-paper h2{font-size:1.8rem;line-height:1.3;margin:48px 0 20px;scroll-margin-top:110px}.dh-paper h3{font-size:1.3rem;margin:30px 0 14px}.dh-paper img{max-width:100%;height:auto;background:white}.dh-paper figure{margin:24px 0}.dh-main ul,.dh-main ol{padding-left:24px;line-height:1.9}.dh-main pre{padding:24px;background:var(--code-bg);color:var(--code-text);border-radius:14px;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.8;font-size:.9rem}.dh-table{overflow:auto}.dh-table table{width:100%;border-collapse:collapse;font-size:.95rem}.dh-table th,.dh-table td{text-align:left;padding:16px;border:1px solid var(--line);vertical-align:top}.dh-table th{background:var(--accent-wash)}.dh-source{margin-top:48px;border-top:1px solid var(--line);padding:24px 0;font-size:.85rem;color:var(--text-muted)}.dh-source a{color:var(--accent)}.dh-main a:focus-visible,.dh-main summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}.dh-main section{scroll-margin-top:110px}@media(max-width:1050px){.dh-visuals{grid-template-columns:1fr;max-width:600px;margin:auto}.dh-hero{gap:28px}}@media(max-width:700px){.dh-main{padding-top:40px}.dh-hero,.dh-grid{grid-template-columns:1fr}.dh-nav{gap:4px}.dh-nav a{font-size:.82rem;padding:8px 11px}.dh-card{padding:24px}.dh-section{padding:28px 0}.dh-heading h1{font-size:2.5rem}.dh-heading p{font-size:1.05rem}.dh-paper{font-size:1rem}.dh-hero .dh-figure{max-width:520px;width:100%;margin:auto}}@media print{.nav,footer,.dh-nav,.dh-toc,.dh-actions{display:none!important}.dh-main{padding:0}.dh-paper{max-width:none}.dh-main pre{background:#f5f5f5;color:#111}.dh-heading h1{font-size:28pt}}

.dh-enlarge{border:1px solid var(--line-strong);background:var(--glass);color:var(--accent);font:inherit;padding:8px 12px;border-radius:9px;cursor:pointer}.dh-figure .dh-actions{gap:14px;margin:12px 0}.dh-figure figcaption a{margin:0}.dh-paper .dh-figure{max-width:620px;margin:32px auto}.dh-paper .dh-figure img{width:100%}.dh-table table{min-width:560px}.dh-table td,.dh-table th{overflow-wrap:anywhere}.dh-table a{color:var(--accent)}.dh-nav{row-gap:10px}.dh-conformance td:first-child{white-space:nowrap}.dh-conformance{font-size:.85rem!important;min-width:950px!important}.dh-conformance td{padding:14px!important}#diagram-viewer{position:fixed;inset:0;margin:auto;width:min(1100px,96vw);height:92dvh;max-height:92dvh;padding:0;border:1px solid var(--line);border-radius:18px;background:var(--bg);color:var(--text);box-shadow:var(--glass-shadow)}#diagram-viewer::backdrop{background:#08182cb3}#diagram-viewer header{padding:18px 22px;border-bottom:1px solid var(--line)}#diagram-viewer h2{font-size:1rem;line-height:1.5}#diagram-viewer .dh-actions{margin:12px 0 0}#diagram-viewer button{background:var(--glass);border:1px solid var(--line-strong);color:var(--text);padding:8px 14px;border-radius:8px;font:inherit;cursor:pointer}#diagram-viewer button:disabled{opacity:.4;cursor:default}#diagram-viewer button:focus-visible{outline:3px solid var(--accent)}.diagram-scroll{height:calc(100% - 150px);overflow:auto;padding:12px;overscroll-behavior:contain}.diagram-scroll img{display:block;max-width:none;height:auto;margin:0 auto}.diagram-scroll:focus-visible{outline:2px solid var(--accent);outline-offset:-3px}@media(max-width:700px){#diagram-viewer header{padding:12px}#diagram-viewer h2{font-size:.85rem}.dh-visuals{display:block}.dh-visuals .dh-figure{margin-bottom:28px}}