:root{--ink: #c5cdd8;--ink-heading: #e2e8f0;--muted: #8b9bb0;--line: #262c37;--line-subtle: #1e232d;--navy: #60a5fa;--cyan: #60a5fa;--accent: #60a5fa;--reader-bg: #16191f;--reader-header-bg: #12151b;--reader-side-bg: #13161c;--reader-side-btn-text: #a8b5c7;--reader-side-btn-hover: #1c212c;--reader-side-btn-active-bg: #222938;--reader-side-btn-active-text: #93c5fd;--reader-text: #c5cdd8;--reader-code-bg: #111318;--reader-th-bg: #1b2029;--reader-quote-bg: #1a1e27;--reader-quote-border: #3b82f6;--reader-alert-bg: #221c14;--reader-alert-border: #42341f;--reader-alert-text: #f6d8a8}:root[data-theme=light],:root:has(>head>meta[name=color-scheme][content=light]){--ink: #1e293b;--ink-heading: #0f172a;--muted: #64748b;--line: #e2e8f0;--line-subtle: #f1f5f9;--navy: #1d4ed8;--cyan: #0284c7;--accent: #0284c7;--reader-bg: #f8fafc;--reader-header-bg: #ffffff;--reader-side-bg: #ffffff;--reader-side-btn-text: #475569;--reader-side-btn-hover: #f1f5f9;--reader-side-btn-active-bg: #eff6ff;--reader-side-btn-active-text: #1d4ed8;--reader-text: #334155;--reader-code-bg: #f1f5f9;--reader-th-bg: #f1f5f9;--reader-quote-bg: #f8fafc;--reader-quote-border: #0284c7;--reader-alert-bg: #fffbeb;--reader-alert-border: #fef3c7;--reader-alert-text: #92400e}:root[data-theme=dark],:root:has(>head>meta[name=color-scheme][content=dark]){--ink: #c5cdd8;--ink-heading: #e2e8f0;--muted: #8b9bb0;--line: #262c37;--line-subtle: #1e232d;--navy: #60a5fa;--cyan: #60a5fa;--accent: #60a5fa;--reader-bg: #16191f;--reader-header-bg: #12151b;--reader-side-bg: #13161c;--reader-side-btn-text: #a8b5c7;--reader-side-btn-hover: #1c212c;--reader-side-btn-active-bg: #222938;--reader-side-btn-active-text: #93c5fd;--reader-text: #c5cdd8;--reader-code-bg: #111318;--reader-th-bg: #1b2029;--reader-quote-bg: #1a1e27;--reader-quote-border: #3b82f6;--reader-alert-bg: #221c14;--reader-alert-border: #42341f;--reader-alert-text: #f6d8a8}.reader-shell{min-height:100vh;background:var(--reader-bg);color:var(--ink);transition:background-color .25s ease,color .25s ease;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.reader-top{height:64px;background:var(--reader-header-bg);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;z-index:5;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.reader-top>div{display:flex;align-items:center;gap:16px}.reader-brand{font-weight:800;color:var(--ink-heading);text-decoration:none;letter-spacing:.4px;font-size:15px}.reader-brand span{font-size:11px;color:var(--muted);margin-left:10px;letter-spacing:1.5px;font-weight:700}.reader-top a:not(.reader-brand){color:var(--accent);text-decoration:none;font-size:13px;font-weight:600;transition:opacity .15s ease}.reader-top a:not(.reader-brand):hover{opacity:.8}.reader-menu{display:none;border:1px solid var(--line);background:var(--reader-header-bg);color:var(--ink);padding:8px 12px;border-radius:8px;cursor:pointer}.reader-layout{display:grid;grid-template-columns:310px minmax(0,1fr);max-width:1440px;margin:auto;min-height:calc(100vh - 64px)}.reader-sidebar{border-right:1px solid var(--line);background:var(--reader-side-bg);padding:24px 16px;height:calc(100vh - 64px);position:sticky;top:64px;overflow-y:auto;scrollbar-width:thin}.reader-side-title{font-size:11px;font-weight:800;letter-spacing:1.2px;line-height:1.4;margin-bottom:16px;color:var(--ink-heading);text-transform:uppercase}.reader-sidebar input{width:100%;border:1px solid var(--line);border-radius:8px;padding:10px 12px;font-size:13px;font-family:inherit;background:var(--reader-bg);color:var(--ink);box-sizing:border-box;transition:border-color .15s ease}.reader-sidebar input:focus{outline:none;border-color:var(--accent)}.reader-count{font-size:10px;font-weight:800;letter-spacing:1.5px;color:var(--muted);margin:20px 0 10px 4px}.reader-sidebar nav{display:grid;gap:3px}.reader-sidebar nav button{text-align:left;background:transparent;border:0;border-radius:8px;padding:9px 12px;color:var(--reader-side-btn-text);line-height:1.4;cursor:pointer;font-size:13px;font-family:inherit;transition:all .15s ease}.reader-sidebar nav button:hover{background:var(--reader-side-btn-hover);color:var(--ink-heading)}.reader-sidebar nav button small{display:block;color:var(--muted);font-size:9px;font-weight:750;letter-spacing:1px;margin-bottom:2px}.reader-sidebar nav button.active{background:var(--reader-side-btn-active-bg);color:var(--reader-side-btn-active-text);font-weight:650}.reader-sidebar nav button.active small{color:var(--accent)}.reader-article{width:min(840px,100%);padding:44px clamp(24px,5vw,76px) 100px;margin:0 auto}.reader-crumb{font-size:10px;color:var(--muted);letter-spacing:1.5px;font-weight:800;text-transform:uppercase}.reader-kicker{margin-top:32px;margin-bottom:8px;color:var(--accent);font-size:12px;font-weight:800;letter-spacing:1.8px;text-transform:uppercase}.markdown-body{font-size:16.5px;line-height:1.95;color:var(--reader-text);letter-spacing:.012em;overflow-wrap:break-word;word-break:normal}.markdown-body h1{font-size:clamp(26px,3.5vw,36px);line-height:1.25;letter-spacing:-.02em;font-weight:800;color:var(--ink-heading);margin:16px 0 24px}.markdown-body h2{font-size:clamp(19px,2.4vw,23px);line-height:1.35;letter-spacing:-.015em;font-weight:700;color:var(--ink-heading);margin:2.2em 0 .8em;padding-bottom:8px;border-bottom:1px solid var(--line-subtle)}.markdown-body h3{font-size:17.5px;line-height:1.4;font-weight:650;color:var(--ink-heading);margin:1.8em 0 .6em}.markdown-body p{margin:0 0 1.45em;text-align:justify;text-justify:inter-word;text-align-last:left;hyphens:auto;-webkit-hyphens:auto;text-wrap:pretty}.markdown-body strong{color:var(--ink-heading);font-weight:650}.markdown-body li{margin:.5em 0;text-align:left;line-height:1.8;overflow-wrap:break-word}.markdown-body ul,.markdown-body ol{padding-left:26px;margin:0 0 1.6em}.markdown-body code{background:var(--reader-code-bg);border:1px solid var(--line);border-radius:5px;padding:2px 7px;font-size:.88em;color:var(--accent);font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}.markdown-body pre{overflow-x:auto;background:var(--reader-code-bg);color:var(--reader-text);padding:18px 20px;border-radius:10px;border:1px solid var(--line);line-height:1.65;margin:1.6em 0}.markdown-body pre code{background:transparent;border:none;padding:0;color:inherit;font-size:.9em}.markdown-body blockquote{border-left:3px solid var(--reader-quote-border);margin:1.8em 0;padding:12px 20px;background:var(--reader-quote-bg);border-radius:0 8px 8px 0;color:var(--muted);font-style:italic;text-align:justify;text-justify:inter-word;text-align-last:left;hyphens:auto;-webkit-hyphens:auto}.markdown-body blockquote p:last-child{margin-bottom:0}.markdown-body a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}.markdown-body hr{border:0;border-top:1px solid var(--line);margin:2.8em 0}.markdown-table-wrap{max-width:100%;overflow-x:auto;margin:1.8em 0;border:1px solid var(--line);border-radius:8px}.markdown-body table{border-collapse:collapse;width:100%;font-size:.9em;margin:0}.markdown-body th,.markdown-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;vertical-align:top}.markdown-body th.align-left,.markdown-body td.align-left{text-align:left}.markdown-body th.align-center,.markdown-body td.align-center{text-align:center}.markdown-body th.align-right,.markdown-body 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0;padding:14px 20px;background:var(--reader-alert-bg);border:1px solid var(--reader-alert-border);border-radius:10px;color:var(--reader-alert-text);font-size:13.5px}.reader-alert a{font-weight:700;color:var(--reader-alert-text);text-decoration:underline}@media (max-width: 760px){.reader-top{padding:0 16px}.reader-menu{display:inline-block}.reader-layout{display:block}.reader-sidebar{display:none;position:fixed;z-index:4;top:64px;left:0;bottom:0;width:min(86vw,340px);height:auto;box-shadow:15px 0 35px #0006}.reader-sidebar.open{display:block}.reader-article{padding:26px 18px 60px}.reader-kicker{margin-top:24px}.markdown-body{font-size:15.5px}.markdown-body p,.markdown-body li,.markdown-body blockquote{text-align:left!important;text-justify:auto!important;text-align-last:left!important;hyphens:auto;-webkit-hyphens:auto;text-wrap:pretty}.reader-pager button{font-size:12px;padding:10px 12px;min-height:44px}.reader-top{padding:0 14px;height:58px}.reader-top-actions{gap:8px!important}.reader-top-actions .calc-nav-link,.reader-top-actions .redeem-nav-link,.reader-top-actions .account-link{display:none!important}.reader-brand span{display:none}.reader-sidebar{top:58px}.reader-tool-callout{flex-direction:column;align-items:stretch;gap:12px}.reader-tool-callout-btn{text-align:center;width:100%;min-height:44px;display:flex;align-items:center;justify-content:center;box-sizing:border-box}}.font-adjust-group{display:inline-flex;align-items:center;background:var(--reader-side-bg);border:1px solid var(--line);border-radius:20px;padding:3px 8px;gap:6px;font-size:11px;color:var(--muted)}.font-adjust-group button{background:none;border:none;color:var(--ink-heading);font-weight:700;cursor:pointer;padding:2px 6px;border-radius:4px;font-size:12px;font-family:inherit;transition:all .15s ease}.font-adjust-group button:hover{background:var(--reader-btn-active);color:var(--accent)}.font-adjust-group span{font-weight:600;min-width:34px;text-align:center}.reader-quick-links{margin-bottom:14px}.glossary-btn{width:100%;display:flex;align-items:center;gap:8px;padding:11px 14px;border-radius:8px;border:1px solid var(--line);background:var(--reader-side-btn-hover);color:var(--ink-heading);font-weight:650;font-size:12.5px;font-family:inherit;cursor:pointer;transition:all .15s ease}.glossary-btn .icon{font-size:15px}.glossary-btn:hover{border-color:var(--accent);color:var(--accent)}.glossary-btn.active{background:var(--reader-side-btn-active-bg);border-color:var(--accent);color:var(--reader-side-btn-active-text)}.reader-side-tools-row{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:8px}.reader-side-tool-pill{display:flex;align-items:center;justify-content:center;gap:4px;padding:8px 10px;border-radius:8px;font-size:11.5px;font-weight:700;text-decoration:none;min-height:38px;transition:all .15s 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