/* Hallmark · shape: app screen · genre: editorial · theme: Brutal (deal 1/3, seed prompt-acc9·878f33ba·2026-11-06·r0)
 * nav: masthead with catalog and personal shelf · signature: typographic book index with live topic counts · states: loading, empty, error, full
 * axes: light/grotesk-heavy/chromatic-yellow · posture: committed · contrast: verified by review · v2.0.0 */
/* Hallmark · pre-emit critique: P8 H8 E8 S8 R8 V8 · weakest: no source covers, made the real titles the visual material */
/* Hallmark · dismissed 3 · The vertical neutral rule separates the source count from the title, matching the theme grid. */
/* Hallmark · answered F4 · The yellow pressed state indicates saved and selected controls; the black button remains the only primary action recipe. */
/* Hallmark · waive 49b · Original book titles are real phrases that cannot shorten, displayed in two lines at most. · Preserve the complete source title in the detail dialog and allow a readable two-line title on small screens. */
/* Hallmark · waive 39b · A book-cover link is an image target, deliberately 60–104px wide and 90–156px tall. · The full cover remains clickable; standard action buttons retain their existing 44–48px targets. */
@import url('./tokens.css');
@import url('./base.css');
*{box-sizing:border-box}
html,body{overflow-x:clip}
html{scroll-padding-top:var(--space-lg)}
body{margin:0;background:var(--color-paper);color:var(--color-ink);font-family:var(--font-body);font-size:16px;line-height:1.6}
button,input,select{font:inherit;color:inherit}
button,a,input,select{-webkit-tap-highlight-color:var(--color-transparent)}
button{cursor:pointer}
a{color:inherit;text-decoration-thickness:1px;text-underline-offset:4px}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--color-focus);outline-offset:3px}
input:focus-visible,select:focus-visible{outline-offset:-5px}
button:disabled{opacity:.5;cursor:not-allowed;background:var(--color-paper-2)}
button:active:not(:disabled),.button:active{background:var(--color-accent);color:var(--color-accent-ink)}
button[aria-pressed="true"]{background:var(--color-accent);color:var(--color-accent-ink)}
::selection{background:var(--color-accent);color:var(--color-accent-ink)}
body{caret-color:var(--color-ink);scrollbar-color:var(--color-muted) var(--color-paper)}
input::placeholder{color:var(--color-muted);opacity:1}
h1,h2,h3,p{margin:0}
h1,h2,h3{min-width:0;overflow-wrap:break-word;text-wrap:balance}
h1,h2{font-weight:900;letter-spacing:-.045em}
p{text-wrap:pretty}
svg{flex-shrink:0;vertical-align:middle}
[hidden]{display:none!important}
.container{width:100%;max-width:1440px;margin-inline:auto;padding-inline:var(--space-2xl)}
.site-header{border-bottom:3px solid var(--color-rule)}
.header-inner{height:88px;display:flex;align-items:center;justify-content:space-between;gap:32px}
.wordmark{display:flex;align-items:center;gap:var(--space-sm);text-decoration:none;font-weight:900;font-size:22px;white-space:nowrap}
.header-inner nav{display:flex;align-items:center;gap:32px;margin-left:auto}
.nav-link{display:inline-flex;min-height:44px;align-items:center;gap:var(--space-xs);text-decoration:none;font-size:15px;white-space:nowrap}
.nav-link.is-current{box-shadow:inset 0 -3px var(--color-ink)}
#shelf-count{font-size:12px;font-variant-numeric:tabular-nums;background:var(--color-paper-3);padding:0 var(--space-2xs)}
.source-link{display:flex;align-items:center;gap:var(--space-xs);min-height:44px;margin-left:var(--space-lg);text-decoration:none;font-size:14px}
.intro{padding-block:56px 44px;display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:var(--space-2xl);align-items:end}
h1{font-size:64px;line-height:1.18}
.intro-line{margin-top:20px;font-size:18px;color:var(--color-muted)}
.index-note{border-left:3px solid var(--color-rule);padding:var(--space-2xs) 0 0 32px;margin-bottom:var(--space-2xs)}
.index-total{display:block;font-size:76px;line-height:1.1;font-weight:900;font-variant-numeric:tabular-nums;letter-spacing:-.055em}
.index-note>p{margin-top:var(--space-xs);font-size:16px}
.index-meta{margin-top:var(--space-lg);display:flex;justify-content:space-between;gap:var(--space-md);flex-wrap:wrap;font-size:13px;color:var(--color-muted)}
.search-section{margin-bottom:var(--space-xl)}
#search-form>label{font-size:14px;display:block;margin-bottom:var(--space-xs)}
.search-line{display:flex;gap:var(--space-xs);align-items:stretch}
.search-input-wrap{display:flex;align-items:center;flex:1;min-width:0;border:3px solid var(--color-rule);padding-left:20px;background:var(--color-paper)}
#search{width:100%;height:46px;padding:0 var(--space-md);border:0;background:var(--color-transparent);font-size:18px;min-width:0}
kbd{margin-right:var(--space-md);border:1px solid var(--color-line);font:inherit;font-size:14px;line-height:24px;min-width:26px;text-align:center;color:var(--color-muted)}
.button{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-xs);min-height:44px;padding:var(--space-xs) 20px;border:1px solid var(--color-rule);background:var(--color-paper);color:var(--color-ink);font-size:14px;font-weight:700;white-space:nowrap;text-decoration:none;border-radius:0}
.button-primary{background:var(--color-ink);color:var(--color-paper);border:3px solid var(--color-ink)}
.search-button{width:128px;min-height:52px;font-size:18px}
.helper{min-height:1.6em;margin-top:var(--space-xs);font-size:13px;color:var(--color-muted)}
.quick-topics{display:flex;gap:var(--space-xs);align-items:center;flex-wrap:wrap;margin-top:var(--space-sm)}
.quick-topics>span{font-size:13px;color:var(--color-muted);margin-right:var(--space-sm)}
.quick-topics button{border:0;background:var(--color-transparent);min-height:44px;padding:var(--space-xs) var(--space-md);font-size:14px;text-decoration:underline;text-underline-offset:5px;text-decoration-color:var(--color-line)}
.catalog{border-top:3px solid var(--color-rule);padding-top:var(--space-lg)}
.catalog-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:var(--space-lg)}
.catalog-title{display:flex;align-items:center;gap:var(--space-md);flex-wrap:wrap}
.catalog-title h2{font-size:28px;letter-spacing:-.03em}
#result-count{font-size:14px;color:var(--color-muted);font-variant-numeric:tabular-nums}
.text-button{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-xs);min-height:44px;padding:var(--space-2xs) 0;background:var(--color-transparent);border:0;font-size:14px;white-space:nowrap}
.catalog-layout{display:grid;grid-template-columns:196px minmax(0,1fr);gap:var(--space-xl)}
.sidebar{padding-right:var(--space-lg);border-right:1px solid var(--color-line)}
.filter-label{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-xs);font-size:14px}
.reset-button{min-height:44px;background:var(--color-transparent);border:0;font-size:12px;text-decoration:underline;color:var(--color-muted);padding:var(--space-2xs) 0 var(--space-2xs) var(--space-sm)}
select{height:44px;border:1px solid var(--color-muted);border-radius:0;background:var(--color-paper);padding:var(--space-xs) 28px var(--space-xs) var(--space-xs);font-size:14px;max-width:100%}
#category{width:100%;font-size:13px}
.topic-list{display:grid;margin-top:var(--space-md);gap:1px}
.topic-button{display:flex;align-items:center;justify-content:space-between;gap:var(--space-sm);border:0;min-height:42px;background:var(--color-transparent);padding:var(--space-xs) var(--space-xs);font-size:14px;text-align:left}
.topic-button span:last-child{font-size:12px;font-variant-numeric:tabular-nums;color:var(--color-muted)}
.topic-button[aria-pressed="true"]{font-weight:700}
.sidebar-note{border-top:1px solid var(--color-line);margin-top:28px;padding-top:var(--space-lg)}
.sidebar-note strong{font-size:20px;line-height:1.6;letter-spacing:-.03em}
.sidebar-note p{font-size:13px;color:var(--color-muted);margin-top:var(--space-sm)}
.results-toolbar{display:flex;justify-content:space-between;align-items:center;gap:var(--space-md);min-height:52px;margin-bottom:var(--space-md);font-size:13px;color:var(--color-muted)}
.results-toolbar label{display:flex;align-items:center;gap:var(--space-xs);white-space:nowrap}
.results-toolbar select{border:0;border-bottom:1px solid var(--color-muted);font-size:13px;height:40px;background:var(--color-transparent)}
.table-head,.book-row{display:grid;grid-template-columns:34px minmax(0,1fr) 76px 115px 94px;gap:var(--space-md);align-items:center}
.table-head{border-block:1px solid var(--color-rule);padding:var(--space-sm) var(--space-xs);font-size:12px;color:var(--color-muted)}
.book-row{min-height:110px;border-bottom:1px solid var(--color-line);padding:20px var(--space-xs);background:var(--color-paper)}
.row-number{align-self:start;margin-top:var(--space-2xs);font-size:13px;font-variant-numeric:tabular-nums;color:var(--color-muted)}
.book-copy{min-width:0}
.book-copy h3{font-size:19px;line-height:1.45;font-weight:700;letter-spacing:-.02em;text-wrap:pretty}
.book-title{display:inline-block;text-decoration:none;font:inherit;text-align:left;padding:0;border:0;background:var(--color-transparent);line-height:inherit}
.book-copy h3>a{text-decoration:none}
.book-copy p{margin-top:var(--space-2xs);font-size:13px;color:var(--color-muted);overflow-wrap:anywhere}
.row-topic small{font-size:12px}.row-topic{font-size:13px;overflow-wrap:anywhere;color:var(--color-muted)}
.row-format{font-size:12px;color:var(--color-muted)}
.row-actions{display:flex;align-items:center;justify-content:flex-end;gap:var(--space-2xs)}
.icon-button{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border:0;background:var(--color-transparent);padding:0;flex-shrink:0}
.resource-link{font-size:12px}
.pagination{display:flex;justify-content:space-between;align-items:center;gap:var(--space-md);margin-top:28px;margin-bottom:32px}
#page-label{font-size:13px;color:var(--color-muted);font-variant-numeric:tabular-nums;text-align:center}
.shelf-note{font-size:13px;color:var(--color-muted);margin-bottom:var(--space-lg)}
.state-message{padding:56px var(--space-lg);border-bottom:1px solid var(--color-line);text-align:center}
.state-message h3{font-size:22px;margin-bottom:var(--space-xs)}
.state-message p{font-size:14px;color:var(--color-muted)}
.state-message .button{margin-top:20px}
.about{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:var(--space-2xl);border-top:3px solid var(--color-rule);margin-top:52px;padding-block:44px 56px}
.about h2{font-size:24px}
.about p{font-size:14px;color:var(--color-muted);max-width:70ch;margin-bottom:var(--space-md)}
.import-date{font-size:12px;color:var(--color-muted)}
.site-footer{background:var(--color-ink);color:var(--color-paper)}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:var(--space-lg);min-height:130px}
.footer-inner>span{font-weight:700;font-size:26px;letter-spacing:-.03em}
.footer-inner>a{font-size:14px;font-weight:700;min-height:44px;display:flex;align-items:center;text-decoration:none}
dialog{position:fixed;inset:0;margin:auto;height:fit-content;max-height:90dvh;overflow:auto;width:min(600px,calc(100% - 32px));padding:32px 36px var(--space-lg);background:var(--color-paper);color:var(--color-ink);border:3px solid var(--color-rule)}
dialog::backdrop{background:var(--color-backdrop)}
.dialog-top{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--color-muted);margin-bottom:var(--space-lg)}
dialog h2{font-size:32px;line-height:1.4;letter-spacing:-.035em;margin-bottom:var(--space-xs)}
#detail-author{color:var(--color-muted);font-size:16px}
.detail-tags{display:flex;flex-wrap:wrap;gap:var(--space-xs);margin-block:20px}
.detail-tags button{background:var(--color-paper-2);border:1px solid var(--color-line);font-size:13px;min-height:38px;padding:var(--space-2xs) var(--space-sm)}
.detail-meta{margin:0;border-top:1px solid var(--color-rule)}
.detail-meta>div{display:flex;justify-content:space-between;gap:var(--space-lg);align-items:center;border-bottom:1px solid var(--color-line);padding-block:var(--space-sm);font-size:14px}
.detail-meta dt{color:var(--color-muted)}
.detail-meta dd{margin:0;display:flex;align-items:center;gap:var(--space-md);text-align:right}
.detail-note{font-size:13px;color:var(--color-muted);margin-block:var(--space-lg)}
.dialog-actions{display:flex;gap:var(--space-sm);flex-wrap:wrap}
.dialog-actions .button-primary{flex:1;min-height:48px}
.skip-link{position:fixed;top:8px;left:16px;transform:translateY(-160%);background:var(--color-accent);padding:var(--space-sm);z-index:999}
.skip-link:focus-visible{transform:translateY(0)}
.noscript-note{text-align:center;padding:20px;background:var(--color-paper-2)}
@media(hover:hover){.nav-link:hover,.source-link:hover,.text-button:hover,.reset-button:hover,.topic-button:hover,.quick-topics button:hover,.book-title:hover,.icon-button:hover,.detail-tags button:hover{background:var(--color-accent);color:var(--color-accent-ink)}.button:hover:not(:disabled){background:var(--color-ink);color:var(--color-paper)}.button-primary:hover{background:var(--color-accent);color:var(--color-accent-ink)}.book-row:hover{background:var(--color-paper-2)}.book-row:hover .book-title,.book-row:hover .icon-button{background:var(--color-transparent)}.book-row .book-title:hover,.book-row .icon-button:hover{background:var(--color-accent)}}
@media(min-width:1700px){.intro{padding-top:72px}}
@media(max-width:1100px){.container{padding-inline:36px}.header-inner{gap:20px}.header-inner nav{gap:20px}.source-link{margin-left:0}.intro{gap:36px}.index-total{font-size:66px}h1{font-size:58px}.catalog-layout{grid-template-columns:165px minmax(0,1fr);gap:var(--space-lg)}.sidebar{padding-right:var(--space-md)}.table-head,.book-row{grid-template-columns:28px minmax(0,1fr) 66px 82px;gap:var(--space-sm)}.row-format,.table-head>span:nth-child(4){display:none}.index-meta{display:grid;gap:var(--space-2xs)}}
@media(max-width:760px){.container{padding-inline:var(--space-lg)}.header-inner{height:76px;gap:var(--space-md);flex-wrap:wrap}.wordmark{font-size:19px;gap:var(--space-xs)}.wordmark svg{width:25px;height:25px}.header-inner nav{gap:var(--space-md)}.nav-link{font-size:13px}.nav-about,.source-link{display:none}.intro{padding-block:36px 32px;grid-template-columns:minmax(0,1fr) minmax(0,.8fr);gap:var(--space-lg)}h1{font-size:42px}.intro-line{font-size:14px;max-width:18ch;margin-top:var(--space-md)}.index-note{padding-left:20px}.index-total{font-size:46px}.index-note>p{font-size:13px}.index-meta{font-size:12px;margin-top:var(--space-sm);gap:var(--space-2xs)}#search{height:46px;font-size:16px;padding-inline:var(--space-sm)}.search-input-wrap{padding-left:var(--space-sm)}.search-button{min-height:46px;width:86px;font-size:16px}kbd{display:none}.quick-topics{gap:0}.quick-topics>span{width:100%;margin:var(--space-xs) 0 0}.quick-topics button{padding-inline:var(--space-sm)}.search-section{margin-bottom:var(--space-lg)}.catalog-heading{margin-bottom:var(--space-md)}.catalog-title{gap:var(--space-xs)}.catalog-title h2{font-size:24px}.catalog-layout{display:block}.sidebar{border:0;padding:0;display:flex;align-items:center;gap:var(--space-md);margin-bottom:var(--space-md)}.filter-label{margin:0;white-space:nowrap}.filter-label>label{display:none}.filter-label .reset-button{font-size:13px;padding:0}.sidebar #category{max-width:210px;order:-1;font-size:14px}.topic-list,.sidebar-note{display:none}.table-head,.book-row{grid-template-columns:26px minmax(0,1fr) 88px;gap:var(--space-xs)}.table-head>span:nth-child(3),.row-topic{display:none}.book-row{min-height:100px;padding:var(--space-md) var(--space-2xs)}.book-copy h3{font-size:17px}.book-copy p{font-size:12px}.row-actions{gap:0}.row-actions .icon-button{width:44px}.pagination .button{padding-inline:var(--space-md)}.about{grid-template-columns:minmax(0,1fr);gap:var(--space-lg);padding-block:32px var(--space-xl);margin-top:32px}.footer-inner{min-height:104px}.footer-inner>span{font-size:21px}.footer-inner>a{font-size:12px}dialog{padding:var(--space-md) var(--space-lg)}.dialog-top{margin-bottom:var(--space-sm)}dialog h2{font-size:26px}}
@media(max-width:420px){.container{padding-inline:var(--space-md)}.header-inner{height:auto;min-height:76px;padding-block:var(--space-md);gap:var(--space-xs)}.header-inner nav{gap:var(--space-sm)}.wordmark{font-size:17px}.nav-link{font-size:12px}.nav-link>span{display:none}.intro{grid-template-columns:minmax(0,1fr);gap:var(--space-lg)}h1{font-size:44px}.intro-line{max-width:none}.index-note{border-left:0;border-top:1px solid var(--color-line);padding:var(--space-md) 0 0;display:grid;grid-template-columns:auto minmax(0,1fr);column-gap:var(--space-md);align-items:center}.index-total{font-size:40px;grid-row:span 2}.index-note>p{margin:0;font-size:12px}.index-meta{margin:0;font-size:12px;display:flex;gap:var(--space-2xs)}.search-input-wrap svg{width:20px}.search-button{width:66px}#search{font-size:14px;padding-inline:var(--space-xs)}.catalog-title{display:grid;gap:0}#result-count{font-size:12px}.text-button{font-size:12px;gap:var(--space-xs)}.results-toolbar{gap:var(--space-xs)}.results-toolbar>span{font-size:12px}.results-toolbar label{font-size:12px;gap:var(--space-3xs)}.results-toolbar select{padding-left:var(--space-2xs);font-size:12px}.table-head,.book-row{grid-template-columns:22px minmax(0,1fr) 88px;gap:var(--space-xs)}.pagination{gap:var(--space-xs)}#page-label{font-size:12px}.pagination .button{padding-inline:var(--space-xs);font-size:12px}.dialog-actions{display:grid}.detail-meta>div{gap:var(--space-xs);font-size:12px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

.book-title,.book-copy h3>a{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:clip}

.table-head>span{white-space:nowrap}

/* Touch layouts: keep titles readable and controls reachable on phones and tablets. */
html:has(dialog[open]){overflow:hidden}
.dialog-body{min-width:0}
#detail-title{overflow-wrap:anywhere}
#dialog-status:empty{display:none}
@media(max-width:1024px){
  .container{padding-left:max(var(--space-lg),env(safe-area-inset-left));padding-right:max(var(--space-lg),env(safe-area-inset-right))}
  .catalog-layout{display:block}
  .sidebar{display:flex;align-items:center;gap:var(--space-md);padding:0;border:0;margin-bottom:var(--space-xs)}
  .filter-label{margin:0;white-space:nowrap}.filter-label>label{display:none}
  .filter-label .reset-button{min-width:44px;padding:0;font-size:14px}
  .sidebar #category{order:-1;width:100%;max-width:320px;font-size:16px;min-height:48px}
  .topic-list,.sidebar-note{display:none}
  .results-toolbar select{height:48px;font-size:16px}
  #filter-summary{min-width:0;overflow-wrap:anywhere}
  #search{font-size:16px}
  .detail-tags button{min-height:44px}
  #copy-password{min-width:44px}
}
@media(max-width:760px){
  .container{padding-left:max(var(--space-md),env(safe-area-inset-left));padding-right:max(var(--space-md),env(safe-area-inset-right))}
  .header-inner{height:64px;min-height:64px;flex-wrap:nowrap;padding-block:0;gap:var(--space-xs)}
  .wordmark{font-size:18px;min-height:44px;gap:var(--space-xs)}
  .header-inner nav{gap:var(--space-sm)}.nav-link{font-size:14px}
  .nav-link>span{display:none}
  .intro{padding-block:var(--space-lg);gap:var(--space-md)}
  h1{font-size:36px}.intro-line{margin-top:var(--space-sm)}
  .search-input-wrap{padding-left:var(--space-sm)}
  #search{font-size:16px;padding-inline:var(--space-xs);height:46px}
  .search-button{width:72px;min-width:72px;min-height:52px}
  .quick-topics{flex-wrap:nowrap;overflow-x:auto;overscroll-behavior-x:contain;gap:var(--space-2xs);padding-block:var(--space-2xs);scrollbar-width:thin}
  .quick-topics>span{display:none}
  .quick-topics button{flex-shrink:0;min-width:48px;min-height:44px;padding-inline:var(--space-sm)}
  .search-section{margin-bottom:var(--space-md)}
  .catalog{padding-top:var(--space-md)}.catalog-heading{margin-bottom:var(--space-xs)}
  .catalog-title{display:grid;gap:0}.catalog-title h2{font-size:24px}#result-count{font-size:13px}
  #random-book{font-size:14px}
  .sidebar #category{max-width:none;flex:1;min-width:0}
  .results-toolbar{margin-bottom:0;gap:var(--space-sm);border-bottom:1px solid var(--color-rule);padding-bottom:var(--space-xs)}
  .results-toolbar label{font-size:13px;gap:var(--space-2xs);flex-shrink:0}
  .results-toolbar select{font-size:16px;padding-left:var(--space-xs)}
  .table-head{display:none}
  .book-row{grid-template-columns:20px minmax(0,1fr) 92px;gap:var(--space-2xs) var(--space-xs);padding:var(--space-md) 0;align-items:start}
  .row-number{grid-column:1;grid-row:1;font-size:12px;margin-top:var(--space-xs)}
  .book-copy{grid-column:2 / 4;grid-row:1}
  .book-copy h3{font-size:18px;line-height:1.5}
  .book-title,.book-copy h3>a{min-height:44px;padding-block:var(--space-xs);overflow-wrap:anywhere}
  .book-copy p{font-size:14px;margin-top:0;margin-bottom:var(--space-xs)}
  .row-topic{display:block;grid-column:2;grid-row:2;font-size:13px}
  .row-topic br{display:none}.row-topic small{margin-left:var(--space-xs);white-space:nowrap}
  .row-format{display:block;grid-column:2;grid-row:3;font-size:12px;align-self:end}
  .row-actions,.resource-link{grid-column:3;grid-row:2 / 4;align-self:center}
  .row-actions{gap:var(--space-2xs)}.resource-link{display:flex;align-items:center;justify-content:center;min-height:44px}
  .pagination .button{min-width:76px;min-height:48px;font-size:14px;padding-inline:var(--space-sm)}
  .pagination{gap:var(--space-xs)}#page-label{font-size:13px}
  .footer-inner{padding-bottom:env(safe-area-inset-bottom);gap:var(--space-sm)}
  .footer-inner>span{font-size:20px}
}
@media(max-width:600px){
  .intro{grid-template-columns:minmax(0,1fr)}
  .intro-line{max-width:none}
  .index-note{border-left:0;border-top:1px solid var(--color-line);padding:var(--space-sm) 0 0;display:grid;grid-template-columns:auto minmax(0,1fr);column-gap:var(--space-md);align-items:center;margin:0}
  .index-total{font-size:32px;grid-row:span 2}
  .index-note>p{margin:0;font-size:12px}
  .index-meta{margin:0;font-size:12px;display:flex;gap:var(--space-2xs) var(--space-sm)}
}
@media(max-width:760px),(max-height:500px) and (pointer:coarse){
  dialog{inset:auto 0 0;margin:0 auto;width:100%;max-width:100%;height:auto;max-height:calc(100dvh - max(var(--space-sm),env(safe-area-inset-top)));padding:0;border-width:3px 0 0;overflow:hidden}
  dialog[open]{display:flex;flex-direction:column}
  .dialog-top{flex-shrink:0;margin:0;padding:var(--space-xs) max(var(--space-md),env(safe-area-inset-right)) var(--space-xs) max(var(--space-md),env(safe-area-inset-left));border-bottom:1px solid var(--color-line)}
  .dialog-body{min-height:0;overflow-y:auto;overscroll-behavior-y:contain;padding:var(--space-md) max(var(--space-md),env(safe-area-inset-right)) 0 max(var(--space-md),env(safe-area-inset-left))}
  dialog h2{font-size:25px}
  .detail-meta>div{font-size:13px;gap:var(--space-xs)}
  .detail-meta dt{flex-shrink:0}.detail-meta dd{min-width:0;overflow-wrap:anywhere;gap:var(--space-xs)}
  .detail-note{margin-block:var(--space-md)}
  .dialog-footer{flex-shrink:0;border-top:1px solid var(--color-line);padding:var(--space-sm) max(var(--space-md),env(safe-area-inset-right)) max(var(--space-md),env(safe-area-inset-bottom)) max(var(--space-md),env(safe-area-inset-left));background:var(--color-paper)}
  .dialog-actions{display:flex;flex-wrap:nowrap;gap:var(--space-xs)}
  .dialog-actions .button{min-height:48px;padding-inline:var(--space-sm)}
}

/* Actual book covers retain their full proportions; unavailable art is explicit. */
.book-copy{display:grid;grid-template-columns:64px minmax(0,1fr);align-items:center;gap:var(--space-md)}
.book-text{min-width:0}
.cover-button{display:block;padding:0;border:0;background:var(--color-transparent)}
.book-cover{display:flex;align-items:center;justify-content:center;width:64px;height:96px;background:var(--color-paper-2);border:1px solid var(--color-line);overflow:hidden}
.book-cover img{display:block;width:100%;height:100%;object-fit:contain}
.cover-placeholder{text-align:center;font-size:12px;line-height:1.6;color:var(--color-muted);padding:var(--space-2xs)}
.cover-text{align-self:stretch;display:flex;flex-direction:column;width:100%;text-align:left;padding:var(--space-xs) var(--space-2xs);gap:var(--space-2xs);background:var(--color-paper-3);color:var(--color-ink)}
.cover-text strong{word-break:break-all;line-break:anywhere;flex-shrink:0;max-height:2.7em;font-size:11px;line-height:1.35;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;overflow-wrap:anywhere}
.cover-text>span{flex-shrink:0;font-size:11px;line-height:1.4;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}
.cover-text small{flex-shrink:0;margin-top:auto;font-size:11px;line-height:1.3;color:var(--color-muted);border-top:1px solid var(--color-line);padding-top:var(--space-2xs)}
#detail-cover .cover-text{padding:var(--space-sm) var(--space-xs)}
#detail-cover .cover-text strong{font-size:16px;max-height:4.05em;-webkit-line-clamp:3}
#detail-cover .cover-text>span,#detail-cover .cover-text small{font-size:12px}
.detail-book{display:grid;grid-template-columns:104px minmax(0,1fr);gap:var(--space-lg);align-items:start}
.detail-book-text{min-width:0}
#detail-cover .book-cover{width:104px;height:156px}
#cover-source{display:inline-flex;align-items:center;min-height:44px;font-size:13px;margin-top:var(--space-xs)}
#cover-edition-note{margin-top:var(--space-sm)}
@media(max-width:760px){
  .book-copy{grid-template-columns:60px minmax(0,1fr);gap:var(--space-sm)}
  .book-cover{width:60px;height:90px}
  .book-copy h3{font-size:17px}
  .book-copy .book-title,.book-copy h3>a{padding-block:0;min-height:44px}
  .book-copy p{margin-top:var(--space-2xs);margin-bottom:0}
  .row-topic{margin-top:var(--space-xs)}
  .detail-book{grid-template-columns:84px minmax(0,1fr);gap:var(--space-md)}
  #detail-cover .book-cover{width:84px;height:126px}
  .detail-book h2{font-size:23px}
}