/* MEDCORE Rich Content Engine: content-first, source-preserving presentation. */
:root{--rce-obsidian:#0B0D16;--rce-graphite:#1B2030;--rce-iris:#A69AFF;--rce-amber:#EFB46E;--rce-coral:#EF7284;--rce-text:#F1F1F7}
.library-intro{display:flex;align-items:center;justify-content:space-between;gap:20px;max-width:1200px;margin:0 auto 20px;padding:0 2px 18px;border-bottom:1px solid var(--border-soft)}
.library-intro p{margin:7px 0 0;font-size:20px;font-weight:650;letter-spacing:-.02em}.library-intro p span{font-size:13px;color:var(--muted);font-weight:400}
.library-navigation{display:flex;gap:9px;flex-wrap:wrap}.library-navigation .button{font-size:12px;min-height:42px}
body[data-view=library] .content{padding:27px clamp(16px,2.3vw,36px) 90px}
.library-layout{display:block;max-width:1200px;margin:0 auto}.library-layout.chapters-open{display:grid;grid-template-columns:225px minmax(0,1fr);gap:18px}
.library-sidebar[hidden],#chapterToc[hidden]{display:none!important}
.chapter-filters.flex{flex-wrap:wrap;gap:6px;margin-bottom:12px;overflow:visible}.chapter-filters .chip{padding:7px 9px;min-width:39px;font-size:10px}
.reader{padding:clamp(20px,2.2vw,35px);border:1px solid #343b4e;background:#151a26f7;box-shadow:none}
.reader-top{min-height:53px;padding:0 65px 10px}.reader-top .eyebrow{font-size:10px}.reader-emblem,.reader-emblem img{height:52px;width:52px}
.reader-top{padding-left:0}.reader-tools{padding:10px 0;margin:0;gap:7px}.reader-tools .button{min-height:39px;font-size:11px;padding:8px 10px}
.chapter-search input{height:39px;font-size:12px}.chapter-search{min-width:0}
.reading-controls{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:14px 0 9px}.reading-modes{display:flex;gap:3px;padding:4px;border:1px solid #3e465c;border-radius:10px;background:#0f1420}
.reading-modes .button{min-height:39px;border:0;background:transparent;box-shadow:none;font-size:12px;padding:9px 13px;color:#bfc5d6;white-space:normal}
.reading-modes .button[aria-pressed=true]{background:#34304e;color:#e7e1ff;box-shadow:inset 0 0 0 1px #716594}
.button:disabled{cursor:not-allowed;opacity:.5}.reader-type-controls{display:flex;align-items:center;gap:5px;margin-left:auto}.reader-type-controls .button{min-height:39px;min-width:39px;padding:7px;box-shadow:none;font-size:15px}.reader-type-controls output{min-width:43px;text-align:center;font-size:11px;color:#c1c6d5;font-variant-numeric:tabular-nums}
.toc-toggle{font-size:11px;min-height:39px;padding:8px 10px;box-shadow:none}.rce-edition-note{font-size:10px;letter-spacing:.02em;color:#b3b9cc;margin:2px 0 23px;line-height:1.6}
.reader-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:25px}.reader-grid.has-toc{grid-template-columns:minmax(0,1fr) 180px}
.reader-main{width:100%;min-width:0;max-width:820px;margin-inline:auto}.reader-grid .toc{width:180px;font-size:12px;position:sticky;top:15px;margin-top:0;background:#101520}
.reader .markdown{max-width:820px;margin:0 auto;font-size:var(--reader-size,18px);line-height:1.8;color:var(--rce-text)}
.reader .markdown h1{font-size:clamp(27px,2.6vw,38px);line-height:1.22;letter-spacing:-.035em;max-width:28ch;margin:7px 0 24px}
.reader .markdown h2{font-size:clamp(21px,1.85vw,27px);line-height:1.3;margin:38px 0 17px;border:0;padding:0;letter-spacing:-.02em}
.reader .markdown h3{font-size:1.08em;line-height:1.4}.reader .markdown p{margin:16px 0}.reader .markdown li{margin:9px 0}.reader .markdown strong{font-weight:670}
.reader .markdown table{max-width:100%;overflow:auto;font-size:.86em}.reader .markdown code{font-size:.86em;overflow-wrap:anywhere}
.reader .source-panel,.reader .personal-notes,.reader .note-area{max-width:820px}.reader .source-panel{font-size:13px}.reader .source-panel summary{line-height:1.6}.reader .notice{font-size:11px;line-height:1.65}
.rce{--rce-line:#3b4356}.rce [data-rce-source]{scroll-margin-top:24px;min-width:0}
.rce-source-meta,.rce-reference{font-size:.75em;line-height:1.8;color:#bdc4d5;border-top:1px solid #3b4255;border-bottom:1px solid #3b4255;padding:13px 0;margin:20px 0 30px}.rce-source-meta p,.rce-reference p{margin:0!important}
.rce-key-insight{padding:0 0 0 19px;margin:22px 0;border-left:3px solid #a69aff; background:transparent}.rce-key-insight p{margin:0!important}
.rce-clinical-warning{position:relative;padding:19px 22px;border:1px solid #8d69447a;border-left:3px solid var(--rce-amber);border-radius:0 12px 12px 0;background:#352a2180;color:#f0dfcb;margin:23px 0;line-height:1.7}.rce-clinical-warning p{margin:0!important}.rce-clinical-warning[data-severity=critical]{border-color:#a85465;background:#35232b;color:#f5d9df}
.rce-cycle{display:flex;align-items:center;flex-wrap:wrap;gap:10px;border:1px solid #575172;border-radius:12px;padding:15px 19px;margin:22px 0;background:#26243a72;font-size:.91em}.rce-cycle p{margin:0!important;flex:1;min-width:0}.rce-cycle [data-rce-ui]{color:#d1c8ff}
.rce-steps{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px;margin:23px 0 28px;counter-reset:rce-step}
.rce-step{position:relative;min-width:0;padding:21px 22px;border:1px solid #41475c;border-top:3px solid var(--step-color,#a69aff);border-radius:12px;background:#1b2030;--step-color:#a69aff;line-height:1.75}
.rce-step:nth-child(2){--step-color:#83bdce}.rce-step:nth-child(3){--step-color:#d89aa6}.rce-step:nth-child(4){--step-color:#b5a0dd}.rce-step:nth-child(5){--step-color:#c7b68c;grid-column:1/-1}
.rce-step p{margin:0!important;font-size:.91em}.rce-step strong:first-child{display:block;color:var(--step-color);font-size:1.04em;line-height:1.45;margin:0 0 10px}
.rce-step-letter{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;color:var(--step-color);background:#0f142066;border:1px solid currentColor;border-radius:9px;font-weight:700;margin-bottom:12px;font-size:16px}
.rce-reasoning{margin:23px 0 28px;border:1px solid #5e567a;border-radius:13px;padding:23px 25px;background:linear-gradient(110deg,#26243b,#1c2130)}
.rce-reasoning p:first-child{margin-top:0}.rce-reasoning p:last-child{margin-bottom:0}.rce-question{display:block;font-weight:600;color:#e8e1ff;padding:13px 0;border-bottom:1px solid #514866;line-height:1.65}.rce-question:last-child{border-bottom:0}
.rce-definition{border-left:2px solid #83bdce;padding:13px 20px;margin:22px 0;background:#19263080}.rce-definition dt{font-weight:700}.rce-definition dd{margin:9px 0 0}
.rce-comparison{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:22px 0}.rce-comparison>*{min-width:0;padding:18px;border:1px solid #424a60;border-radius:10px;background:#1b2030}
.rce-data-table{max-width:100%;overflow:auto;overscroll-behavior-inline:contain;margin:22px 0}.rce-data-table table{margin:0!important;display:table}.rce-data-table:focus-visible{outline:2px solid var(--rce-iris);outline-offset:3px}
.rce-illustration{margin:27px 0;padding:15px;border:1px solid #42495d;border-radius:12px;background:#111722}.rce-illustration img{display:block;max-width:100%;height:auto;margin:auto}.rce-illustration figcaption{margin-top:12px;font-size:.75em;color:#c4cad9;line-height:1.6}.rce-illustration button{background:transparent;border:0;cursor:zoom-in;max-width:100%;padding:0}
.rce-expandable{border:1px solid #42495e;border-radius:11px;margin:23px 0;padding:16px 20px;background:#1b2030}.rce-expandable summary{cursor:pointer;font-weight:600;min-height:32px;line-height:1.6}.rce-expandable[open] summary{margin-bottom:12px}
.rce-process{display:flex;flex-wrap:wrap;gap:12px;align-items:stretch;margin:23px 0}.rce-process>*{min-width:0;flex:1 1 130px;border:1px solid #524b70;border-radius:9px;padding:13px;background:#252239}
.rce-source-link{font-size:10px;color:#b2abc9;text-decoration:underline;text-underline-offset:3px}.rce [data-rce-ui]{user-select:none}
.focus-reading .content{padding-inline:max(18px,calc((100% - 1050px)/2))}.focus-reading .library-intro,.focus-reading .library-sidebar,.focus-reading #chapterToc{display:none!important}.focus-reading .library-layout{display:block}.focus-reading .reader-grid{display:block}.focus-reading .toc-toggle{display:none}.focus-reading .reader-main{max-width:820px}.focus-reading .reader{border:0;background:#151a26ef}
@media(min-width:821px) and (max-width:1450px){.chapters-open .reader-grid.has-toc{grid-template-columns:minmax(0,1fr)}.chapters-open #chapterToc{position:static;grid-column:1;grid-row:1;width:100%;max-height:200px}.chapters-open .reader-main{grid-row:2;grid-column:1}.chapters-open .reader-grid:not(.has-toc) .reader-main{grid-row:1}}
@media(max-width:1100px){.library-layout.chapters-open{display:block}.library-sidebar{margin-bottom:18px}.library-list{max-height:300px}.reader-grid.has-toc{grid-template-columns:minmax(0,1fr)}.reader-grid #chapterToc{position:static;grid-row:1;grid-column:1;width:100%;max-height:260px}.reader-grid.has-toc .reader-main{grid-row:2}.reader .markdown{max-width:820px}.reader-type-controls{margin-left:0}.reading-controls{gap:8px}}
@media(max-width:820px){body[data-view=library] .content{padding:19px 15px calc(110px + env(safe-area-inset-bottom))}.library-intro{display:block;margin-bottom:16px}.library-intro p{font-size:18px}.library-navigation{margin-top:12px}.library-navigation .button{font-size:11px;flex:1}.reader{padding:19px 17px}.reader .markdown{font-size:var(--reader-size,18px);line-height:1.78}.reader-top{padding-right:57px;min-height:72px}.reader-top .reader-head{gap:5px}.reader-head .pill{font-size:9px}.reader-tools .button{min-height:42px;font-size:11px}.reading-controls{gap:12px;padding-top:15px}.reading-modes{width:100%}.reading-modes .button{flex:1;min-height:44px;font-size:12px;padding-inline:8px}.reader-type-controls .button,.toc-toggle{min-height:44px}.toc-toggle{margin-left:auto}.rce-edition-note{font-size:9px;margin-bottom:22px}.reader .markdown h1{font-size:27px}.reader .markdown h2{font-size:23px;margin:32px 0 16px}.rce-steps{display:flex;flex-direction:column;gap:13px}.rce-step{padding:20px}.rce-step p{font-size:.94em}.rce-key-insight{padding-left:14px}.rce-clinical-warning{padding:17px 18px}.rce-reasoning{padding:18px}.rce-source-meta,.rce-reference{font-size:.77em}.rce-comparison{grid-template-columns:minmax(0,1fr)}.rce-cycle{padding:15px}.rce-process{display:flex;flex-direction:column}.rce-process>*{flex:auto}.focus-reading .content{padding:18px 14px calc(110px + env(safe-area-inset-bottom))}.focus-reading .reader{padding:18px 4px}}
@media(max-width:370px){.reading-modes .button{font-size:11px}.reader{padding-inline:13px}.reader .markdown h1{font-size:25px}}
@media(prefers-reduced-motion:reduce){.rce *{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media print{.reading-controls,.reader-tools,.library-intro,#chapterToc,.library-sidebar,.rce-edition-note{display:none!important}.rce-step,.rce-clinical-warning,.rce-reasoning{break-inside:avoid}.rce{color:#111}.rce *{color:inherit!important;background:white!important}}
/* Nested list is the responsive layout; source-bearing spans remain semantic inline HTML. */
.rce-steps{display:block}.rce-steps-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}
.rce-key-insight,.rce-clinical-warning,.rce-cycle{display:block}
.rce-loop-symbol{float:right;margin:0 0 5px 15px;font-size:28px;line-height:1}
.rce-table-scroll{max-width:100%;overflow:auto;overscroll-behavior-inline:contain}.rce-table-scroll table{margin:0!important}.rce-table-scroll:focus-visible{outline:2px solid var(--rce-iris)}
@media(max-width:820px){.rce-steps-list{display:flex;flex-direction:column}}
.rce-cycle-route{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-top:17px;padding-top:13px;border-top:1px solid #514a6c;font-size:14px;color:#b8adcb}
.reader .markdown .rce-cycle-route a{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;border:1px solid #6c6289;border-radius:9px;background:#161b2a;color:#e4dcff;text-decoration:none;font-size:14px;font-weight:650}
.reader .markdown .rce-cycle-route a:hover{background:#39324e;border-color:#b5a6df}
.rce-diagram{display:flex;align-items:center;gap:12px;flex-wrap:wrap;width:100%}.rce-diagram-node{flex:1 1 140px;padding:15px;border:1px solid #6c6289;border-radius:9px;background:#1b2030}.rce-diagram-edge{font-size:1.4em;color:var(--rce-iris)}
.rce-image-zoom{min-width:44px;min-height:44px;margin-top:12px;color:var(--rce-text);background:#29283e!important;border:1px solid #756a99!important;border-radius:9px;cursor:zoom-in}
.rce-process>.rce-diagram{border:0;padding:0;background:none}.rce-definition dl{margin:0}
@media(max-width:820px){.rce-cycle-route{gap:5px;font-size:12px}.rce-cycle-route a{flex:0 0 44px}.rce-diagram{flex-direction:column;align-items:stretch}.rce-diagram-node{flex:auto}.rce-diagram-edge{align-self:center;writing-mode:vertical-rl}}