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#image-dialog{width:min(1100px,94vw);max-height:92svh;padding:22px;background:#111710;border:1px solid #526446;color:var(--text);overflow:auto}#image-dialog::backdrop{background:#050805df;backdrop-filter:blur(10px)}.dialog-close{display:block;margin:0 0 18px auto;padding:6px;font-size:12px}.dialog-media{display:flex;justify-content:center;background:#0d1115;overflow:auto;max-height:70svh}.dialog-media img{max-height:68svh;width:auto;object-fit:contain}#dialog-caption{margin-top:18px;font-size:12px;line-height:1.8;color:#a7b79a}body.dialog-open{overflow:hidden}
/* Supporting code and evidence stay inside the reading flow. */
.project-content,.implementation-item{min-width:0}.implementation-list{grid-template-columns:minmax(0,1fr)}
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@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
@media(max-width:380px){.header{padding:0 18px;gap:12px}.header nav{gap:12px;font-size:9px}}
@media print{.header,.opening,.section-nav,.language-switch{display:none}.project-layout{display:block;margin:0;padding:0}.project-info{position:static;margin-bottom:30px}.project-content{max-width:100%}.content-section{break-inside:avoid}body{background:white;color:#111}footer{margin:0}.tags li{color:#333;background:#eee}}

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/* Section navigation stays inside the page. */
.header{gap:24px}.header nav{gap:16px;font-size:10px}.header nav a{flex-shrink:0}.header nav a.active{color:var(--accent)}.section-nav{gap:10px;margin-top:36px}.architecture-flow{list-style:none;padding:0;margin:27px 0 30px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:27px}.architecture-flow li{position:relative;min-width:0;padding:15px 0;border-top:1px solid #526446;border-bottom:1px solid var(--line)}.architecture-flow li:not(:last-child)::after{content:'→';position:absolute;right:-21px;top:23px;color:#6c845e;font:12px var(--mono)}.architecture-flow code{display:block;font:12px/1.8 var(--mono);color:#bfd7ab}.architecture-flow span{display:block;font-size:10px;line-height:1.8;color:var(--muted);margin-top:6px}.design-roles{margin-bottom:26px}.design-roles h3{margin-bottom:15px}.design-roles dl{border-top:1px solid var(--line)}.design-roles dl>div{display:grid;grid-template-columns:105px minmax(0,1fr);gap:22px;border-bottom:1px solid var(--line);padding:14px 0}.design-roles dt{font-size:12px;line-height:1.8;color:#c1d3b3}.design-roles dt small{display:block;color:var(--muted);font-size:9px;margin-top:3px}.design-roles dd{margin:0;font-size:12px;line-height:1.9;color:#a6b49d}.content-section>.verification-note{font-size:11px;line-height:1.85;color:var(--muted);margin-top:18px}.verification-note+.record-detail{margin-top:20px;border-bottom:1px solid var(--line)}.next-work-title{font-size:13px;margin-top:28px}.next-work{list-style:none;padding:0;margin-top:19px;counter-reset:work;display:grid;gap:23px}.next-work li{position:relative;counter-increment:work;padding-left:32px;min-width:0}.next-work li::before{content:counter(work,decimal-leading-zero);position:absolute;left:0;top:3px;color:#819675;font:10px/1.8 var(--mono)}.next-work h3{font-size:13px;margin-bottom:8px}.next-work p{font-size:13px;line-height:1.95;color:#a6b49d}
@media(max-width:1050px){.header-note{display:none}.header{gap:20px}.header nav{gap:14px}}
@media(max-width:700px){html{scroll-padding-top:110px}.header{height:94px;display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-rows:46px 38px;gap:0 16px;padding:0 22px}.brand{grid-column:1;grid-row:1}.header .language-switch{grid-column:2;grid-row:1;justify-self:end}.header nav{grid-column:1/-1;grid-row:2;margin-left:0;width:100%;min-width:0;gap:16px;justify-content:space-between;font-size:10px;overflow-x:auto;scrollbar-width:none;padding:4px 0 8px}.header nav::-webkit-scrollbar{display:none}.architecture-flow{gap:20px;margin:23px 0 26px}.architecture-flow li:not(:last-child)::after{right:-16px;font-size:10px}.architecture-flow code{font-size:10px}.architecture-flow span{font-size:9px}.design-roles dl>div{grid-template-columns:76px minmax(0,1fr);gap:16px;padding:13px 0}.design-roles dt,.design-roles dd{font-size:12px}.next-work li{padding-left:27px}.next-work li::before{font-size:9px}}

/* Product comparison and design rationale. */
.project-comparison{margin-top:32px}.project-comparison>h3{font-size:14px}.comparison-date{font:9px/1.85 var(--mono);color:var(--muted);margin-top:10px}.comparison-table{width:100%;border-collapse:collapse;table-layout:fixed;font-size:11px;line-height:1.9;margin-top:18px}.comparison-table th,.comparison-table td{padding:14px 12px 14px 0;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;font-weight:400}.comparison-table thead th{font-size:9px;color:var(--muted);border-top:1px solid var(--line)}.comparison-table thead th:first-child{width:26%}.comparison-table thead th:nth-child(2){width:34%}.comparison-table tbody th{font-size:12px;color:#c0d4af;font-weight:500}.comparison-table tbody th small{display:block;font-size:9px;font-weight:400;line-height:1.8;color:var(--muted);margin-top:6px}.comparison-table td{color:#a6b49d}.comparison-table sup,.design-choice sup{font:8px var(--mono);color:var(--muted)}.project-position{margin-top:25px}.project-position h3{font-size:13px;margin-bottom:10px}.project-position p,.design-choice p{font-size:13px;line-height:1.95;color:#a6b49d}.project-position .position-limit{font-size:11px;color:var(--muted);margin-top:10px}.comparison-sources{margin-top:19px;border-bottom:1px solid var(--line)}.comparison-sources .detail-content>div{margin:10px 0 20px}.comparison-sources h4{font-size:11px;font-weight:500;line-height:1.8;margin-bottom:7px}.comparison-sources p{font-size:11px;line-height:1.85;color:var(--muted)}.comparison-sources code{display:block;font:9px/1.8 var(--mono);color:#93a287;overflow-wrap:anywhere;margin-top:6px}.design-choices{margin-top:30px}.design-choices>h3{font-size:14px;margin-bottom:17px}.design-choice{border-top:1px solid var(--line);padding:17px 0}.design-choice:last-child{padding-bottom:0}.design-choice h4{font-size:13px;font-weight:550;line-height:1.8;margin-bottom:10px}.design-choice .choice-cost{font-size:11px;line-height:1.85;color:var(--muted);margin-top:10px}
@media(max-width:700px){.project-comparison{margin-top:28px}.comparison-date{font-size:8px}.comparison-table,.comparison-table tbody{display:block}.comparison-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.comparison-table tbody tr{display:block;border-bottom:1px solid var(--line);padding:17px 0}.comparison-table tbody tr:first-child{border-top:1px solid var(--line)}.comparison-table tbody th,.comparison-table td{display:block;width:100%;border:0;padding:0}.comparison-table tbody th{font-size:13px;margin-bottom:12px}.comparison-table tbody th small{margin-top:4px}.comparison-table td{font-size:12px;margin-top:11px}.comparison-table td:before{content:attr(data-label);display:block;color:var(--muted);font-size:9px;margin-bottom:3px}.design-choices{margin-top:26px}.design-choice p,.project-position p{font-size:13px}.design-choice .choice-cost,.project-position .position-limit{font-size:11px}.comparison-sources code{font-size:8px}}

/* Current architecture review, with the unimplemented extension kept explicit. */
.blockchain-review{margin-top:32px;scroll-margin-top:110px}.blockchain-review>h3{font-size:14px}.proposal-status{font-size:10px;line-height:1.85;color:var(--muted);margin-top:9px}.blockchain-intro{font-size:13px;line-height:1.95;color:#a6b49d;margin-top:16px}.blockchain-considerations{margin:22px 0 26px}.blockchain-considerations>div{padding:16px 0;border-top:1px solid var(--line)}.blockchain-considerations>div:last-child{padding-bottom:0}.blockchain-considerations dt{font-size:13px;font-weight:550;line-height:1.8;color:#c0d4af;margin-bottom:8px}.blockchain-considerations dd{margin:0;font-size:13px;line-height:1.95;color:#a6b49d}.extension-plan{border-top:1px solid var(--line);padding-top:20px}.extension-plan>h4{font-size:13px;line-height:1.8;font-weight:550;margin:0 0 17px}.blockchain-layers{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:25px}.blockchain-layers>div{min-width:0;border-top:1px solid #526446;padding:12px 0}.blockchain-layers dt{font:9px/1.8 var(--mono);color:var(--muted);margin-bottom:7px}.blockchain-layers dd{margin:0}.blockchain-layers strong{display:block;font-size:12px;font-weight:500;line-height:1.8;color:#bfd7ab}.blockchain-layers span{display:block;font-size:10px;line-height:1.85;color:#a6b49d;margin-top:6px}.blockchain-sync{font:10px/1.9 var(--mono);color:#a6b49d;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:11px 0;margin:3px 0 24px}.extension-steps{list-style:none;counter-reset:extension;padding:0;margin:15px 0 21px;display:grid;gap:21px}.extension-steps li{position:relative;counter-increment:extension;padding-left:30px;min-width:0}.extension-steps li::before{content:counter(extension,decimal-leading-zero);position:absolute;left:0;top:3px;color:#819675;font:10px/1.8 var(--mono)}.extension-steps h4,.extension-evaluation h4{font-size:12px;font-weight:550;line-height:1.8;margin:0 0 7px}.extension-steps p,.extension-evaluation p{font-size:12px;line-height:1.95;color:#a6b49d}.extension-evaluation{margin-top:24px;padding-top:18px;border-top:1px solid var(--line)}
@media(max-width:700px){.blockchain-review{margin-top:28px}.blockchain-considerations>div{padding-top:14px;padding-bottom:14px}.blockchain-layers{grid-template-columns:minmax(0,1fr);gap:6px}.blockchain-sync{font-size:9px}.extension-steps li{padding-left:26px}.extension-steps p{font-size:12px}}