@font-face{font-family:'Pretendard Variable';src:url('./PretendardVariable.woff2') format('woff2');font-weight:100 900;font-display:swap}

/* 1. Tokens (DESIGN.md: white paper, ink, one red accent) */
:root{--mb-paper:#FFFFFF;--mb-ink:#111111;--mb-muted:#6A6A6A;--mb-rule:#E4E4E4;--mb-red:#B3261E;--mb-quiet:#F5F5F5;--control:4px;--shell:1200px;--gutter:48px;--rail:200px;--rail-gap:56px}

/* 2. Base */
*{box-sizing:border-box}
html{scroll-behavior:smooth;scrollbar-gutter:stable}
body{margin:0;color:var(--mb-ink);background:var(--mb-paper);font-family:'Pretendard Variable',Pretendard,'Apple SD Gothic Neo',sans-serif;font-size:16px;line-height:1.6;letter-spacing:0}
::selection{background:var(--mb-ink);color:var(--mb-paper)}
button,input,select{font:inherit;color:inherit}
button,a,input,select,summary{-webkit-tap-highlight-color:transparent}
button,summary{cursor:pointer}
button:disabled{cursor:wait;opacity:.6}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--mb-red);outline-offset:2px}
h1,h2,h3,h4,p{margin-top:0}
h1,h2,h3,h4{word-break:keep-all;overflow-wrap:break-word;line-height:1.3;font-weight:600}
p,li,dt,dd,summary,label{word-break:keep-all;overflow-wrap:break-word}
[hidden]{display:none!important}
[id]{scroll-margin-top:16px}
.shell{width:100%;max-width:calc(var(--shell) + var(--gutter) * 2);margin-inline:auto;padding-inline:var(--gutter);min-width:0}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;margin:-1px!important;padding:0!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.skip-link{position:fixed;z-index:40;top:8px;left:8px;display:flex;align-items:center;min-height:44px;padding:0 16px;background:var(--mb-ink);color:var(--mb-paper);font-weight:500;transform:translateY(-200%)}
.skip-link:focus{transform:none}
.meta{font-size:14px;line-height:1.55;color:var(--mb-muted);margin-bottom:12px}
.text-link{display:inline-flex;align-items:center;min-height:44px;font-size:14px;font-weight:500}
.text-link:hover{text-decoration:underline;text-underline-offset:4px}
.button-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;min-width:44px;padding:0 14px;border:1px solid var(--mb-ink);border-radius:var(--control);background:var(--mb-paper);color:var(--mb-ink);font-size:14px;font-weight:500;line-height:1.4}
.button-secondary:hover{background:var(--mb-quiet)}
.mb-text-button{display:inline-flex;align-items:center;min-height:44px;padding:0 2px;border:0;background:none;font-size:14px;font-weight:500;color:var(--mb-ink);text-decoration:underline;text-decoration-color:var(--mb-red);text-underline-offset:4px}
details>summary{display:flex;align-items:center;gap:12px;list-style:none}
details>summary::-webkit-details-marker{display:none}
details>summary::after{content:'';flex:none;width:8px;height:8px;margin-left:auto;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:translateY(-2px) rotate(45deg);transition:transform .15s}
details[open]>summary::after{transform:translateY(2px) rotate(-135deg)}
input[type=search],select{width:100%;min-height:44px;padding:0 12px;border:1px solid var(--mb-ink);border-radius:var(--control);background:var(--mb-paper);color:var(--mb-ink);font-size:16px}
input[type=search]::placeholder{color:var(--mb-muted);opacity:1}
input[type=search]::-webkit-search-decoration{-webkit-appearance:none}
.control-label{display:block;min-width:0}
.control-label>span{display:block;font-size:12px;font-weight:500;line-height:1.4;color:var(--mb-muted);margin-bottom:4px}
mark{background:transparent;color:var(--mb-ink);font-weight:600;text-decoration:underline;text-decoration-color:var(--mb-red);text-decoration-thickness:2px;text-underline-offset:3px}

/* 3. Shell: compact masthead, one-line footer */
.site-header{border-bottom:1px solid var(--mb-ink)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:56px}
.brand{display:flex;align-items:center;gap:12px;min-height:44px}
.brand-parent{font-size:11px;font-weight:600}
.brand-name{font-size:18px;font-weight:600}
.brand:hover{opacity:.7}
.site-nav{display:flex;gap:2px;margin-right:-10px}
.site-nav a{position:relative;display:flex;align-items:center;min-height:44px;padding:0 10px;font-size:14px;font-weight:500;color:var(--mb-muted);white-space:nowrap}
.site-nav a:hover,.site-nav a[aria-current]{color:var(--mb-ink)}
.site-nav a[aria-current]::after{content:'';position:absolute;left:10px;right:10px;bottom:5px;height:2px;background:var(--mb-red)}
.site-footer{border-top:1px solid var(--mb-ink);margin-top:48px;padding-block:12px 28px}
.footer-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:0 24px}
.footer-brand{font-size:13px;font-weight:500;margin:0;padding-block:10px}
.footer-links{display:flex;flex-wrap:wrap;gap:0 20px}
.footer-links a{display:flex;align-items:center;min-height:44px;font-size:13px;color:var(--mb-muted)}
.footer-links a:hover{color:var(--mb-ink)}

/* 4. Page head: one 20px title with its scope beside it */
.utility-page{padding-block:20px 48px}
.page-head{margin-bottom:16px}
.page-head h1,.catalog-head h1{display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 12px;font-size:20px;font-weight:600;line-height:1.3;margin:0}
.page-head h1 span,.catalog-head h1 span{font-size:14px;font-weight:400;color:var(--mb-muted)}
.page-lead{max-width:680px;font-size:15px;line-height:1.65;color:var(--mb-muted);margin:8px 0 0}
.back-link{display:inline-flex;align-items:center;min-height:44px;font-size:14px;font-weight:500;color:var(--mb-muted)}
.back-link:hover{color:var(--mb-ink);text-decoration:underline;text-underline-offset:4px}

/* 5. Facet rail: the Bible books and study types shape the page */
.mb-facets{position:sticky;top:16px;max-height:calc(100vh - 32px);overflow-y:auto;padding-inline:2px;font-size:14px}
.mb-facet-group+.mb-facet-group{margin-top:24px}
.mb-facet-title{font-size:12px;font-weight:500;color:var(--mb-muted);margin:0 0 4px 2px}
.mb-facets a{display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:34px;padding:4px 8px 4px 10px;border-left:2px solid transparent;color:var(--mb-ink);line-height:1.35}
.mb-facets a span{flex:none;font-size:13px;color:var(--mb-muted);font-variant-numeric:tabular-nums}
.mb-facets a:hover{background:var(--mb-quiet)}
.mb-facets a[aria-current]{font-weight:600;border-left-color:var(--mb-red)}

/* 6. Record lists: a quiet group heading, then passage and title rows */
.case-group{margin-top:28px}
.case-group h2{display:flex;align-items:baseline;gap:10px;font-size:15px;font-weight:600;line-height:1.4;margin:0 0 2px}
.case-group h2 span{font-size:13px;font-weight:400;color:var(--mb-muted);font-variant-numeric:tabular-nums}
.case-list{list-style:none;margin:0;padding:0}
.case-list>li+li{border-top:1px solid var(--mb-rule)}
.case-list>li>a{display:grid;grid-template-columns:96px minmax(0,1fr);gap:2px 16px;align-items:baseline;min-height:44px;padding:9px 0}
.case-list>li>a:hover .case-title{text-decoration:underline;text-underline-offset:4px}
.case-ref{font-size:14px;line-height:1.5;color:var(--mb-ink);font-variant-numeric:tabular-nums;word-break:keep-all}
.case-title{font-size:17px;font-weight:500;line-height:1.5;margin:0;text-wrap:pretty}
.case-note{font-size:13px;color:var(--mb-muted);white-space:nowrap;font-variant-numeric:tabular-nums}
.case-group .case-book{display:none}
.case-group .case-row:not([data-category="reading"])>a{grid-template-columns:minmax(0,1fr)}
.case-group .case-row:not([data-category="reading"]) .case-ref{display:none}
.case-flat>li>a{grid-template-columns:168px minmax(0,1fr)}
.case-flat .case-row:not([data-category="reading"]) .case-ref{color:var(--mb-muted)}
.case-list--titles>li>a{grid-template-columns:minmax(0,1fr) auto}
.mb-search-context{margin:-4px 0 12px 112px;max-width:720px;font-size:14px;line-height:1.65;color:var(--mb-muted)}
.case-flat .mb-search-context{margin-left:184px}
.mb-search-context a{display:block;min-height:44px}
.mb-context-label{display:block;font-size:13px;font-weight:500;color:var(--mb-ink);margin-bottom:2px}
.mb-search-context a:hover .mb-context-label{text-decoration:underline;text-underline-offset:4px}

/* 7. Home catalogue: title line, search, results line, grouped records */
.catalog{padding-block:16px 48px}
.catalog-head{margin-bottom:12px}
.catalog-layout{display:grid;grid-template-columns:var(--rail) minmax(0,1fr);gap:var(--rail-gap);align-items:start}
.catalog-main{min-width:0}
.mb-search input{min-height:48px;padding-inline:14px;font-size:17px}
.mb-filter{display:none}
.mb-results-bar{display:flex;flex-wrap:wrap;align-items:center;gap:0 16px;min-height:44px;margin-top:8px;border-bottom:1px solid var(--mb-ink)}
.count{font-size:14px;font-weight:500;margin:0;font-variant-numeric:tabular-nums}
.mb-search-status{font-size:14px;color:var(--mb-muted);margin:0}
.mb-search-status:empty{display:none}
.mb-sort{display:flex;align-items:center;gap:8px;margin-left:auto;font-size:13px;color:var(--mb-muted)}
.mb-sort select{width:auto;min-height:36px;padding:0 4px;border:0;font-size:14px;color:var(--mb-ink);background:transparent}
.case-groups>.case-group:first-child{margin-top:20px}
.case-flat{margin-top:4px}
.empty-results{padding:28px 0;max-width:560px}
.empty-results p{font-size:15px;color:var(--mb-muted);margin-bottom:12px}
.mb-load-more{display:flex;justify-content:center;margin-top:24px}
.mb-load-more:has([hidden]){display:none}

/* 8. Reading: navigation on the left, one 720px column for title, tools and text */
.reader-shell{padding-block:8px 48px}
.reader-layout{display:grid;grid-template-columns:var(--rail) minmax(0,720px);grid-template-rows:auto auto;gap:12px 64px;align-items:start}
.reader-layout>.back-link{grid-column:1 / -1}
.reader-nav{grid-column:1;position:sticky;top:16px;max-height:calc(100vh - 32px);overflow-y:auto;padding:4px 2px 0}
.reader-nav p{font-size:12px;font-weight:500;color:var(--mb-muted);margin:0 0 6px}
.reader-nav a{display:block;padding:7px 0 7px 10px;border-left:2px solid transparent;font-size:14px;line-height:1.45;color:var(--mb-muted);overflow-wrap:anywhere;word-break:keep-all}
.reader-nav a:hover{color:var(--mb-ink)}
.reader-nav a[aria-current]{color:var(--mb-ink);font-weight:600;border-left-color:var(--mb-red)}
.mb-mobile-toc{display:none}
.mb-reading-column{grid-column:2;min-width:0}
.case-hero{margin-bottom:32px}
.passage-heading{font-size:14px;font-weight:500;line-height:1.4;color:var(--mb-red);margin-bottom:8px}
.case-hero h1{font-size:30px;font-weight:600;line-height:1.3;margin-bottom:8px;text-wrap:balance}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:0 4px;margin-left:-8px}
.article-meta button,.article-meta a{display:inline-flex;align-items:center;min-height:44px;min-width:44px;padding:0 8px;border:0;border-radius:var(--control);background:transparent;font-size:13px;font-weight:500;color:var(--mb-muted)}
.article-meta button:hover,.article-meta a:hover{color:var(--mb-ink);background:var(--mb-quiet)}
.mb-study-readings{margin-top:16px;border-top:1px solid var(--mb-rule);border-bottom:1px solid var(--mb-rule)}
.mb-study-readings summary{min-height:48px;padding-block:8px;font-size:14px;font-weight:500}
.mb-study-readings ul{list-style:none;margin:0 0 12px;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:0 32px}
.mb-study-readings a{display:grid;grid-template-columns:150px minmax(0,1fr);gap:12px;align-items:baseline;min-height:44px;padding:8px 0;font-size:15px;line-height:1.5;word-break:keep-all;overflow-wrap:anywhere}
.mb-study-readings a span{font-size:13px;font-weight:500;color:var(--mb-muted);font-variant-numeric:tabular-nums}
.mb-study-readings a:hover{text-decoration:underline;text-underline-offset:4px}
.article-body{font-size:18px;line-height:1.75;min-width:0;overflow-wrap:break-word}
.article-body>p{margin-bottom:22px;text-wrap:pretty}
.article-body>h2{font-size:22px;font-weight:600;line-height:1.35;margin:48px 0 16px}
.article-body>h2:first-child{margin-top:0}
.article-body h3{font-size:19px;font-weight:600;margin:32px 0 12px}
.article-body h4{font-size:17px;font-weight:600;margin:24px 0 10px}
.article-body blockquote{margin:24px 0;padding:2px 0 2px 18px;border-left:2px solid var(--mb-ink);font-size:17px;line-height:1.75}
.article-body blockquote p{margin-bottom:12px}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body ul,.article-body ol{padding-left:24px;margin:0 0 22px}
.article-body li{margin-bottom:8px}
.article-body a{color:var(--mb-ink);text-decoration:underline;text-decoration-color:var(--mb-red);text-underline-offset:4px;overflow-wrap:anywhere}
.article-body pre{max-width:100%;white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;background:var(--mb-quiet);padding:16px;margin:0 0 22px}
.article-body code{font-size:.88em;overflow-wrap:anywhere}
.article-body img{display:block;max-width:100%;height:auto}
.mb-private-reference{color:var(--mb-muted);cursor:help}
.article-body sup{font-size:12px;line-height:0;vertical-align:baseline;position:relative;top:-.35em}
.article-body a.footnote-ref{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;margin:-14px -10px;padding:0 4px;color:var(--mb-red);font-weight:600;line-height:1;text-decoration:none}
.article-body a.footnote-ref:hover{text-decoration:underline;text-underline-offset:3px}
.article-body :target{background:var(--mb-quiet);scroll-margin-top:32px}
.article-body h2:target,.article-body h3:target,.article-body h4:target{background:transparent}
.mb-citation-group{display:inline-flex;flex-wrap:wrap;align-items:center;max-width:100%;vertical-align:baseline}
.mb-citation-group sup{top:0;line-height:1}
.mb-citation-group a.footnote-ref{margin:0}
.mb-citation-label{display:inline-flex;align-items:center;min-height:44px;padding-right:4px;font-size:12px;color:var(--mb-muted)}
.footnotes{border-top:1px solid var(--mb-ink);margin-top:48px;padding-top:20px;font-size:15px;line-height:1.7}
.footnotes h2{font-size:18px;font-weight:600;margin:0 0 12px}
.footnotes ol{padding-left:32px;margin:0}
.footnotes li{padding:6px 0 6px 4px;margin:0;scroll-margin-top:32px;overflow-wrap:anywhere}
.footnotes li::marker{color:var(--mb-red);font-weight:600;font-variant-numeric:tabular-nums}
.footnotes p{word-break:normal;overflow-wrap:anywhere;margin-bottom:6px}
.footnote-back{display:inline-flex;align-items:center;min-height:44px;padding:0 8px;margin-left:-8px;font-size:13px;color:var(--mb-muted);text-decoration:none!important}
.footnote-back:hover{color:var(--mb-ink);text-decoration:underline!important}
.mb-table-scroll{overflow-x:auto;overscroll-behavior-inline:contain;max-width:100%;margin:24px 0;padding-bottom:8px}
.article-body table{border-collapse:collapse;min-width:620px;width:100%;font-size:14px;line-height:1.6}
.article-body td,.article-body th{text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid var(--mb-rule);word-break:keep-all;overflow-wrap:anywhere}
.article-body th{font-weight:600;border-bottom:1px solid var(--mb-ink)}
.mb-research-links{margin-top:40px;padding-top:16px;border-top:1px solid var(--mb-rule)}
.mb-research-links h2{font-size:13px;font-weight:500;color:var(--mb-muted);margin-bottom:2px}
.mb-research-links p{font-size:14px;color:var(--mb-muted);margin-bottom:0}
.mb-related-title{display:inline-flex;align-items:center;min-height:44px;font-size:17px;font-weight:500;line-height:1.5;word-break:keep-all;overflow-wrap:anywhere}
.mb-related-title:hover{text-decoration:underline;text-underline-offset:4px}
.mb-reading-neighbors{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:32px;padding-top:12px;border-top:1px solid var(--mb-rule)}
.mb-reading-neighbors a{display:flex;flex-direction:column;gap:2px;min-height:72px;padding-block:8px;word-break:keep-all;overflow-wrap:anywhere}
.mb-reading-neighbors .mb-neighbor-next{grid-column:2;text-align:right}
.mb-reading-neighbors span{font-size:13px;color:var(--mb-muted)}
.mb-reading-neighbors strong{font-size:15px;font-weight:600}
.mb-reading-neighbors a:hover span:last-child{text-decoration:underline;text-underline-offset:4px}

/* 9. Bible list and studies */
.mb-books-layout{display:grid;grid-template-columns:var(--rail) minmax(0,1fr);gap:var(--rail-gap);align-items:start}
.mb-book-sections>.case-group:first-child{margin-top:4px}
.mb-studies-page .case-group{max-width:860px}
.mb-studies-page .case-group:first-of-type{margin-top:8px}

/* 10. Sources: search line, status line, reference and citation columns */
.mb-source-controls{display:grid;grid-template-columns:minmax(0,1fr) 180px auto;gap:10px;max-width:960px;margin-top:16px}
.mb-source-bar{max-width:960px;justify-content:space-between}
.mb-citation-results{list-style:none;max-width:960px;padding:0;margin:0}
.mb-citation-results>li{display:grid;grid-template-columns:200px minmax(0,1fr);gap:0 32px;border-bottom:1px solid var(--mb-rule);padding-block:14px;overflow-wrap:anywhere}
.mb-citation-results h2{grid-column:1;font-size:15px;font-weight:600;line-height:1.5;margin:0}
.mb-citation-results h2 a{display:flex;align-items:center;min-height:44px;padding:8px 0 4px}
.mb-citation-results h2 a:hover{text-decoration:underline;text-underline-offset:4px}
.mb-citation-title{grid-column:1;font-size:13px;line-height:1.5;color:var(--mb-muted);margin:0}
.mb-citation-text{grid-column:2;grid-row:1 / span 2;padding-top:8px;font-size:15px;line-height:1.7}
.mb-citation-text p{word-break:normal;overflow-wrap:anywhere;margin-bottom:8px}
.mb-citation-text p:last-child{margin-bottom:0}
.mb-citation-text p:empty{display:none}
.mb-citation-text a{color:var(--mb-ink);text-decoration:underline;text-decoration-color:var(--mb-red);text-underline-offset:4px;overflow-wrap:anywhere}
.mb-source-intro,.mb-source-books{max-width:960px;margin-top:40px;padding-top:16px;border-top:1px solid var(--mb-ink)}
.mb-source-intro{max-width:720px}
.mb-source-intro h2,.mb-source-books h2{font-size:17px;font-weight:600;margin-bottom:8px}
.mb-source-intro p{font-size:15px;line-height:1.7}
.mb-source-group{border-bottom:1px solid var(--mb-rule)}
.mb-source-group summary{min-height:48px;padding:8px 0;font-size:15px;font-weight:500}
.mb-source-group summary span{margin-left:auto;font-size:13px;font-weight:400;color:var(--mb-muted)}
.mb-source-group summary::after{margin-left:0}
.mb-source-group ul{list-style:none;margin:0 0 12px;padding:0 0 0 12px}
.mb-source-group a{display:flex;align-items:center;min-height:44px;padding:6px 0;font-size:15px;line-height:1.5}
.mb-source-group a:hover{text-decoration:underline;text-underline-offset:4px}

/* 11. About */
.about-page{max-width:820px}
.about-page section{margin-top:32px;padding-top:16px;border-top:1px solid var(--mb-rule)}
.about-page h2{font-size:17px;font-weight:600;margin-bottom:8px}
.about-page p{font-size:16px;line-height:1.7}

/* 12. Compare */
.mb-compare-page>.back-link{margin-bottom:4px}
.mb-compare-selectors,.mb-compare-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px}
.mb-compare-selectors label,.mb-section-select{display:block;min-width:0;font-size:12px;font-weight:500;color:var(--mb-muted)}
.mb-compare-selectors select,.mb-section-select select{display:block;margin-top:4px;color:var(--mb-ink);text-overflow:ellipsis;max-width:100%}
.mb-compare-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px;padding-bottom:16px;border-bottom:1px solid var(--mb-ink)}
#compare-status{font-size:14px;color:var(--mb-muted);margin:12px 0}
#compare-status:empty,.mb-pane-status:empty{display:none}
.mb-compare-grid{margin-top:24px;align-items:start}
.mb-compare-pane{min-width:0;position:relative}
.mb-compare-pane+.mb-compare-pane::before{content:'';position:absolute;left:-24px;top:0;bottom:0;border-left:1px solid var(--mb-rule)}
.mb-compare-pane header{min-height:150px}
.mb-compare-pane h2{font-size:22px;font-weight:600;margin-bottom:4px}
.mb-compare-pane .passage-heading{font-size:14px;margin-bottom:6px}
.mb-section-select{margin-bottom:24px}
.mb-pane-status{font-size:15px;color:var(--mb-muted)}
.mb-compare-body{font-size:17px;line-height:1.75}
.mb-compare-body>h2{font-size:20px;margin-top:0}
.mb-compare-body h3{font-size:18px}
.mb-compare-body blockquote{font-size:16px}
.mb-comparison-notes{border-top:1px solid var(--mb-rule);margin-top:24px;padding-top:4px}
.mb-comparison-notes summary{min-height:44px;padding-block:8px;font-size:14px;font-weight:500}
.mb-comparison-notes .footnotes{margin:0;border:0;padding-top:4px;font-size:14px}
.mb-compare-tabs{display:none}

/* Toast */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--mb-ink);color:var(--mb-paper);padding:12px 20px;border-radius:var(--control);max-width:calc(100% - 40px);font-size:14px;z-index:30;margin:0;opacity:0;pointer-events:none;transition:opacity .15s}
.toast.show{opacity:1}

/* 13. Compact desktop and tablet */
@media(max-width:1050px){
  :root{--gutter:32px;--rail:176px;--rail-gap:40px}
  .reader-layout{gap:12px 48px}
  .mb-citation-results>li{grid-template-columns:170px minmax(0,1fr);gap:0 24px}
}

/* 14. Mobile: linear reading sequence */
@media(max-width:760px){
  :root{--gutter:20px}
  .header-inner{flex-direction:column;align-items:stretch;gap:0;min-height:0}
  .brand{min-height:44px;gap:8px}
  .brand-parent{font-size:10px}
  .brand-name{font-size:17px}
  .site-nav{gap:0;margin-inline:-10px;overflow-x:auto;scrollbar-width:none}
  .site-nav::-webkit-scrollbar{display:none}
  .site-nav a{flex:none;min-height:44px;font-size:14px}
  .site-nav a[aria-current]::after{bottom:0}
  .footer-inner{display:block}
  .footer-brand{padding-block:8px 0}
  .utility-page{padding-block:16px 40px}
  .page-head h1,.catalog-head h1{font-size:19px}
  .page-lead{font-size:14px}
  .mb-facets{display:none}
  .catalog{padding-block:12px 40px}
  .catalog-layout{display:block}
  .mb-filter{display:block;border-bottom:1px solid var(--mb-rule)}
  .mb-filter summary{min-height:44px;font-size:14px;font-weight:500}
  .mb-filter-summary{flex:1;min-width:0;font-weight:400;color:var(--mb-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .mb-filter-fields{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px;padding:4px 0 14px}
  .mb-results-bar{margin-top:0;border-bottom:0}
  .mb-sort select{min-height:44px}
  .case-groups>.case-group:first-child{margin-top:8px}
  .case-group{margin-top:24px}
  .case-list>li>a{grid-template-columns:64px minmax(0,1fr);gap:2px 12px;padding:10px 0}
  .case-ref{font-size:13px}
  .case-title{font-size:16px;line-height:1.45}
  .case-flat>li>a{grid-template-columns:minmax(0,1fr)}
  .case-flat .case-ref{color:var(--mb-muted)}
  .case-list--titles>li>a{grid-template-columns:minmax(0,1fr);gap:0}
  .mb-search-context,.case-flat .mb-search-context{margin:-2px 0 12px;font-size:14px}
  .reader-shell{padding-top:4px}
  .reader-layout{display:block}
  .reader-nav{display:none}
  .case-hero{margin-bottom:20px}
  .case-hero h1{font-size:25px}
  .article-meta{margin-left:-6px;gap:0}
  .article-meta button,.article-meta a{padding:0 6px}
  .mb-study-readings ul{display:block}
  .mb-study-readings a{grid-template-columns:minmax(0,1fr);gap:0}
  .mb-mobile-toc{display:block;position:sticky;top:0;z-index:5;margin-inline:calc(var(--gutter) * -1);padding-inline:var(--gutter);background:var(--mb-paper);border-top:1px solid var(--mb-ink);border-bottom:1px solid var(--mb-rule)}
  .mb-mobile-toc summary{min-height:48px;padding:6px 0;font-size:14px;font-weight:500}
  .mb-toc-label{flex:none}
  .mb-toc-current{flex:1;min-width:0;font-weight:400;color:var(--mb-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .mb-toc-current:empty{display:none}
  .mb-mobile-toc nav{display:flex;flex-direction:column;max-height:calc(100vh - 120px);overflow-y:auto;padding:0 0 12px}
  .mb-mobile-toc a{display:flex;align-items:center;min-height:44px;padding:8px 0 8px 10px;border-left:2px solid transparent;font-size:14px;line-height:1.45;color:var(--mb-muted);overflow-wrap:anywhere;word-break:keep-all}
  .mb-mobile-toc a[aria-current]{color:var(--mb-ink);font-weight:600;border-left-color:var(--mb-red)}
  .mb-reading-column [id],.article-body :target,.footnotes li{scroll-margin-top:68px}
  .article-body{font-size:17px;line-height:1.75;padding-top:20px}
  .article-body>h2{font-size:21px;margin:40px 0 14px}
  .article-body>h2:first-child{margin-top:0}
  .article-body h3{font-size:19px;margin-top:28px}
  .article-body h4{font-size:17px}
  .article-body blockquote{font-size:16px;padding-left:14px;margin-block:20px}
  .article-body td,.article-body th{padding:8px 10px}
  .footnotes{font-size:14px;margin-top:40px}
  .footnotes ol{padding-left:26px}
  .mb-related-title{font-size:16px}
  .mb-reading-neighbors{grid-template-columns:1fr;gap:0;margin-top:28px;padding-top:0;border-top:0}
  .mb-reading-neighbors a{min-height:64px;padding-block:10px;border-top:1px solid var(--mb-rule)}
  .mb-reading-neighbors .mb-neighbor-next{grid-column:auto;text-align:left}
  .mb-books-layout{display:block}
  .mb-facets.mb-book-index{display:flex;position:sticky;top:0;z-index:5;max-height:none;overflow-x:auto;overflow-y:hidden;scrollbar-width:none;margin-inline:calc(var(--gutter) * -1);padding:0 var(--gutter);background:var(--mb-paper);border-bottom:1px solid var(--mb-rule)}
  .mb-book-index::-webkit-scrollbar{display:none}
  .mb-book-index .mb-facet-group{display:flex;gap:2px}
  .mb-book-index .mb-facet-title{display:none}
  .mb-book-index a{flex:none;min-height:44px;margin:0;padding:0 8px;gap:5px;border-left:0;border-bottom:2px solid transparent;white-space:nowrap}
  .mb-book-index a[aria-current]{border-bottom-color:var(--mb-red)}
  .mb-book-index a:hover{background:transparent}
  .mb-book-section[id]{scroll-margin-top:56px}
  .mb-book-sections>.case-group:first-child{margin-top:16px}
  .mb-source-controls{grid-template-columns:minmax(0,1fr) auto;gap:8px;margin-top:12px}
  .mb-source-controls>input{grid-column:1 / -1}
  .mb-source-bar{display:block}
  .mb-source-bar .button-secondary{margin:4px 0 8px}
  .mb-citation-results>li{display:block;padding-block:14px}
  .mb-citation-results h2 a{padding:6px 0 2px}
  .mb-citation-title{margin-bottom:8px}
  .mb-citation-text{padding-top:0}
  .mb-source-group ul{padding-left:8px}
  .mb-compare-selectors{gap:10px}
  .mb-compare-selectors select{padding-inline:10px}
  .mb-compare-actions{gap:8px;margin-top:12px;padding-bottom:16px}
  .mb-compare-actions button{padding-inline:10px}
  .mb-compare-tabs{display:flex;position:sticky;top:0;z-index:5;background:var(--mb-paper);border-bottom:1px solid var(--mb-rule);padding-top:4px;gap:8px}
  .mb-compare-tabs button{flex:1;min-width:0;min-height:48px;padding:6px 4px;background:transparent;border:0;border-bottom:2px solid transparent;color:var(--mb-muted);font-size:14px;line-height:1.4;word-break:keep-all;overflow-wrap:anywhere}
  .mb-compare-tabs button[aria-selected="true"]{color:var(--mb-ink);border-bottom-color:var(--mb-red);font-weight:600}
  .mb-compare-tabs :focus-visible{outline-offset:-4px}
  .mb-compare-grid{display:block;margin-top:20px}
  .mb-compare-pane+.mb-compare-pane::before{display:none}
  .mb-compare-pane header{min-height:0;margin-bottom:16px}
  .mb-compare-pane h2{font-size:20px}
  .mb-compare-body :target{scroll-margin-top:84px}
}

/* 15. 320px safety */
@media(max-width:360px){
  :root{--gutter:16px}
  .site-nav a{font-size:13px;padding:0 8px}
  .brand-name{font-size:16px}
  .case-title{font-size:15px}
  .case-list>li>a{grid-template-columns:58px minmax(0,1fr);gap:2px 10px}
  .article-meta button,.article-meta a{padding:0 5px;font-size:12px}
}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .toast,details>summary::after{transition:none}
}

/* 16. Print */
@media print{
  .site-header,.site-footer,.reader-nav,.mb-mobile-toc,.article-meta,.back-link,.skip-link,.toast,.mb-reading-neighbors,.mb-research-links,.mb-study-readings{display:none!important}
  body{background:white;color:black;font-size:11pt}
  .shell{max-width:none;padding:0}
  .reader-layout{display:block}
  .case-hero{margin-bottom:20px}
  .case-hero h1{font-size:24pt}
  .passage-heading{color:black}
  .article-body{font-size:11pt;line-height:1.6;padding-top:0}
  .article-body>h2{font-size:16pt;margin-top:24px}
  .article-body blockquote{font-size:11pt}
  .article-body a{text-decoration:none;color:black}
  .article-body a.footnote-ref{display:inline;min-width:0;min-height:0;margin:0;padding:0;color:black}
  .article-body sup{vertical-align:super;top:0;line-height:0}
  .mb-citation-group{display:inline}
  .mb-citation-label{display:none}
  .footnotes{font-size:9pt;border-top:1px solid black}
  .footnotes li::marker{color:black}
  .footnote-back{display:none}
  .mb-table-scroll{overflow:visible}
  .article-body table{min-width:0;font-size:9pt}
  h1,h2,h3{break-after:avoid}
  .article-body blockquote,.footnotes li{break-inside:avoid}
  .article-body :target{background:transparent}
  .mb-compare-selectors,.mb-compare-actions,.mb-compare-tabs,.mb-section-select,#compare-status,.mb-pane-status,.mb-compare-pane header a{display:none!important}
  .mb-compare-grid{display:block;margin-top:20px}
  #comparison .mb-compare-pane[hidden]{display:block!important}
  .mb-compare-pane+.mb-compare-pane{break-before:page}
  .mb-compare-pane::before{display:none}
  .mb-compare-pane header{min-height:0;margin-bottom:16px}
  .mb-comparison-notes::details-content{content-visibility:visible}
  .mb-comparison-notes>ol{display:block!important}
}