:root{--bg:#fff;--fg:#000;--soft:rgba(0,0,0,.045);--line:rgba(0,0,0,.18);--muted:rgba(0,0,0,.64);--ink:rgba(0,0,0,.08);--pattern:none;--panel:#fff;color-scheme:light;font-family:Inter,"Segoe UI",Arial,"Noto Sans",sans-serif;font-synthesis:none}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);background-image:var(--pattern);background-size:24px 24px}button,input,select,textarea{font:inherit;color:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}a{color:inherit;text-decoration:none}button{background:var(--bg);border:1px solid var(--line);padding:10px 15px;border-radius:6px}button:hover{background:var(--soft)}button:disabled{opacity:.55;cursor:wait}a:hover{text-decoration:underline;text-underline-offset:4px}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--fg);outline-offset:4px}input,select,textarea{min-width:0;background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:11px 12px}select{max-width:100%}textarea{resize:vertical;width:100%;line-height:1.65}svg{width:22px;height:22px;vertical-align:middle;flex-shrink:0}.container{max-width:1340px;margin-inline:auto;padding-inline:40px}.topbar{border-bottom:1px solid var(--line);background:var(--bg);color:var(--fg)}.topline{min-height:92px;display:flex;align-items:center;gap:18px;justify-content:space-between}.brand{display:inline-flex;gap:10px;align-items:center;font:bold 34px Georgia,serif;letter-spacing:-1.8px;text-decoration:none!important}.brand svg{width:32px;height:32px}.controls{display:flex;align-items:center;gap:9px;flex-wrap:wrap;justify-content:flex-end}.controls button,.controls select{font-size:12px;padding:9px 12px}.controls .theme-toggle{display:flex;align-items:center;gap:7px}.primary{background:var(--fg)!important;color:var(--bg)!important;border-color:var(--fg)!important}.primary:hover{opacity:.82}.subtle{border:0;background:transparent}.small{font-size:12px}.muted{color:var(--muted)}.category-wrap{display:flex;align-items:center;gap:8px;min-width:0;border-bottom:1px solid var(--line);background:var(--bg)}.category-nav{display:flex;gap:22px;overflow-x:auto;overflow-y:hidden;scrollbar-width:thin;scrollbar-color:var(--muted) var(--bg);padding:14px 0 10px;min-width:0;flex:1;scroll-behavior:smooth}.category-nav::-webkit-scrollbar{height:6px}.category-nav::-webkit-scrollbar-thumb{background:var(--muted);border-radius:8px}.category-nav a{flex:0 0 auto;white-space:nowrap;font-size:13px;padding:7px 0 12px;border-bottom:2px solid transparent}.category-nav a.active{border-color:var(--fg);font-weight:700}.nav-arrow{width:28px;padding:3px;border:0;font-size:22px;background:transparent}.hero{display:grid;grid-template-columns:1.25fr .75fr;gap:70px;padding-top:62px;padding-bottom:55px;border-bottom:1px solid var(--line)}.eyebrow{font-size:11px;letter-spacing:2px;text-transform:uppercase;font-weight:700;margin:0 0 23px;display:flex;align-items:center;gap:10px}.eyebrow:before{content:'';width:7px;height:7px;background:var(--fg);border-radius:50%}.hero h1{font-family:Georgia,"Noto Serif",serif;font-weight:400;font-size:clamp(34px,4vw,62px);line-height:1.12;letter-spacing:-1.5px;margin:0;max-width:750px}.hero h1:lang(zh-CN),.hero h1:lang(zh-TW),.hero h1:lang(ja){line-height:1.35;letter-spacing:0}.hero .tagline{font-size:16px;line-height:1.7;color:var(--muted);margin:22px 0}.hero-right{border-inline-start:1px solid var(--line);padding-inline-start:40px;display:flex;flex-direction:column;justify-content:center;gap:20px}.hero-right .book-illustration{width:100%;height:120px}.hero-right p{font-size:15px;line-height:1.65;margin:0}.text-link{display:inline-flex;gap:12px;align-items:center;font-size:13px;font-weight:650}.stats{display:flex;gap:26px;margin-top:8px}.stat strong{font-family:Georgia,serif;display:block;font-size:27px;font-weight:400}.stat span{font-size:10px;color:var(--muted)}.searchbar{display:flex;gap:14px;align-items:center;padding:16px 20px;border:1px solid var(--fg);border-radius:8px;max-width:840px;margin:35px 0;background:var(--bg)}.searchbar input{border:0;padding:0;flex:1;outline:none;min-width:0;font-size:15px;background:transparent}.searchbar button{padding:9px 18px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin:24px 0}.section-heading h2{font:400 30px Georgia,serif;margin:0}.section-heading .count{font:12px Inter,Arial,sans-serif;color:var(--muted);margin-inline-start:10px}.section-heading p{font-size:12px;margin:8px 0 0;color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}.card{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--bg);transition:transform .2s}.card:hover{transform:translateY(-3px)}.card-art{height:150px;position:relative;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:center;overflow:hidden;background:var(--soft)}.card-art svg{width:75px;height:75px;stroke-width:1;opacity:.8}.card-art img{height:100%;width:100%;object-fit:cover}.card-art .art-num{position:absolute;inset-inline-start:14px;top:12px;font:11px monospace;color:var(--muted)}.card-art .art-label{position:absolute;inset-inline-end:13px;bottom:12px;font:9px monospace;text-transform:uppercase;letter-spacing:1px}.card-body{padding:20px}.card h3{font:500 20px Georgia,"Noto Serif",serif;line-height:1.3;margin:0 0 10px}.card p{font-size:12px;line-height:1.7;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;min-height:61px}.card-bottom{margin-top:20px;display:flex;justify-content:space-between;align-items:center;font-size:10px;gap:8px}.card a.stretched{display:block;text-decoration:none}.pill{font-size:10px;border:1px solid var(--line);border-radius:3px;padding:3px 6px;color:var(--muted)}.empty{padding:60px 20px;border:1px dashed var(--line);grid-column:1/-1;text-align:center;color:var(--muted)}.notice{padding:14px 18px;border:1px solid var(--line);border-radius:6px;background:var(--soft);font-size:13px;line-height:1.65;margin:18px 0;display:flex;gap:12px;align-items:center;flex-wrap:wrap}.notice p{margin:0;flex:1}.load-more{display:block;margin:30px auto}.footer{margin-top:70px;padding-block:28px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:20px;color:var(--muted);font-size:11px}.footer .brand{font-size:25px;color:var(--fg)}.footer .brand svg{width:22px;height:22px}.view-head{padding-block:32px 12px;display:flex;justify-content:space-between;gap:15px;align-items:center}.breadcrumbs{font-size:12px;color:var(--muted)}.wiki-layout{display:grid;grid-template-columns:180px minmax(0,1fr);gap:38px;padding-top:26px}.toc{position:sticky;top:24px;align-self:start;font-size:12px}.toc h3{margin:0 0 14px;font-size:12px}.toc a{display:block;padding-block:8px;color:var(--muted);line-height:1.5}.article-shell{padding:32px;min-height:600px;border:1px solid var(--line);border-radius:7px;background:var(--bg);position:relative}.article-shell.has-background{background-image:linear-gradient(var(--overlay),var(--overlay)),var(--article-background);background-size:cover;background-position:center;background-attachment:fixed}.article-title{font:400 clamp(30px,4vw,44px) Georgia,"Noto Serif",serif;margin:0 0 12px;overflow-wrap:anywhere}.article-subtitle{font-size:12px;color:var(--muted);display:flex;gap:10px;align-items:center;flex-wrap:wrap}.tabs{display:flex;gap:25px;border-bottom:1px solid var(--line);margin:25px 0;overflow-x:auto}.tabs a{padding:12px 0;border-bottom:2px solid transparent;font-size:13px;white-space:nowrap}.tabs a.active{border-color:var(--fg);font-weight:bold}.wiki-body{font:16px/1.9 Georgia,"Noto Serif",serif;overflow-wrap:anywhere;min-width:0}.wiki-body h2{font-size:26px;font-weight:400;margin:30px 0 16px;border-bottom:1px solid var(--line);padding-bottom:8px;line-height:1.4;clear:none}.wiki-body h3{font-size:20px}.wiki-body p{white-space:pre-wrap;margin:16px 0}.lead{font-size:19px!important;line-height:1.7}.infobox{float:inline-end;width:245px;border:1px solid var(--line);background:var(--bg);padding:16px;margin:0 0 22px 25px;font:12px/1.6 Inter,Arial,sans-serif}.infobox img{width:100%;height:auto;max-height:260px;object-fit:cover}.infobox svg{width:100%;height:110px;padding:20px;stroke-width:1}.infobox h3{font:600 16px/1.4 Georgia,serif;margin:10px 0;text-align:center}.info-row{padding:10px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:12px}.info-row span:first-child{color:var(--muted)}[dir=rtl] .infobox{margin:0 25px 22px 0}.reference-list{font:12px/1.9 Inter,Arial,sans-serif;overflow-wrap:anywhere}.reference-list a{text-decoration:underline}.clear{clear:both}.article-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}.comment{padding:20px 0;border-bottom:1px solid var(--line)}.comment p{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.7;font-size:14px}.comment-meta{display:flex;gap:12px;font-size:11px;color:var(--muted);align-items:center}.comment-form{margin-top:22px}.comment-form button{margin-top:10px}.history-row{display:flex;gap:22px;border-bottom:1px solid var(--line);padding:16px 0;font-size:13px}.history-row time{margin-inline-start:auto}.editor{max-width:860px;margin:30px auto}.editor h1{font:400 36px Georgia,serif}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}label.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px;font-size:12px;font-weight:600}.field small{color:var(--muted);font-weight:400;line-height:1.6}.field input,.field select{width:100%;font-weight:400}.field textarea{font-weight:400}.file-row{display:flex;gap:8px;align-items:center;margin-top:5px;flex-wrap:wrap}.file-row input{flex:1}.upload-label{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:6px;padding:10px 12px;cursor:pointer;font-size:12px}.upload-label input{display:none}.file-item{border:1px solid var(--line);padding:9px 12px;border-radius:4px;margin-top:8px;font-size:12px;display:flex;gap:15px;align-items:center}.file-item button{margin-inline-start:auto;border:0;padding:2px 8px}.form-actions{display:flex;gap:12px;align-items:center;margin-top:25px}.form-error{color:var(--fg);border-inline-start:3px solid var(--fg);padding-inline-start:12px;font-size:13px;line-height:1.5}.recovery-code{display:block;overflow-wrap:anywhere;user-select:all;border:1px dashed var(--line);padding:15px;font:13px/1.8 monospace;margin:15px 0;direction:ltr}.account-panel{border:1px solid var(--line);padding:22px;border-radius:7px;margin:20px 0}.account-panel .actions{display:flex;gap:8px;flex-wrap:wrap}.account-panel p{font-size:13px;line-height:1.6;color:var(--muted)}dialog{color:var(--fg);background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:28px;width:min(510px,calc(100% - 32px));max-height:90vh;overflow:auto;box-shadow:0 30px 100px #0005}dialog::backdrop{background:#0007;backdrop-filter:blur(3px)}.dialog-head{display:flex;justify-content:space-between;gap:15px;align-items:center;margin-bottom:22px}.dialog-head h2{font:400 27px Georgia,serif;margin:0}.dialog-head button{padding:3px 8px;border:0;font-size:24px}.dialog-links{display:flex;gap:18px;flex-wrap:wrap;margin-top:20px;font-size:12px}.swatches{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:20px 0}.swatch{display:flex;flex-direction:column;align-items:center;gap:8px;padding:12px 5px;font-size:10px}.swatch i{display:block;width:32px;height:32px;border:1px solid var(--line);border-radius:50%}.swatch.active{outline:2px solid var(--fg);outline-offset:1px}#toast{position:fixed;bottom:24px;inset-inline-start:50%;transform:translateX(-50%);z-index:20;padding:13px 20px;background:var(--fg);color:var(--bg);border-radius:6px;font-size:13px;max-width:90vw;display:none}#toast.show{display:block}.spinning{animation:pulse 1s infinite alternate}@keyframes pulse{to{opacity:.35}}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.translation-state{font:12px/1.6 Inter,Arial,sans-serif}.skip{position:fixed;top:-60px;left:10px;padding:10px;z-index:100;background:var(--bg)}.skip:focus{top:10px}.hidden{display:none!important}
@media(min-width:1600px){.container{max-width:1460px}.card-art{height:175px}}
@media(max-width:1050px){.container{padding-inline:26px}.hero{gap:30px}.hero-right{padding-inline-start:25px}.grid{grid-template-columns:repeat(3,minmax(0,1fr))}.topline{gap:12px}.controls{gap:5px}.controls .theme-toggle span{display:none}.wiki-layout{grid-template-columns:140px minmax(0,1fr);gap:22px}.article-shell{padding:24px}.infobox{width:215px}}
@media(max-width:760px){.container{padding-inline:18px}.topline{padding-block:18px;flex-wrap:wrap;min-height:0}.brand{font-size:30px}.controls{flex:1}.controls button,.controls select{font-size:11px;padding:8px}.controls .create-top{display:none}.hero{grid-template-columns:1fr;gap:24px;padding-top:35px;padding-bottom:30px}.hero h1{font-size:40px}.hero-right{padding:0;border:0;gap:15px}.hero-right .book-illustration{display:none}.hero-right p{font-size:13px}.stats{gap:30px}.stat strong{font-size:23px}.hero .tagline{margin:16px 0 0}.eyebrow{font-size:9px;margin-bottom:17px;letter-spacing:1px}.searchbar{padding:12px;gap:10px;margin:25px 0}.searchbar input{font-size:13px}.searchbar button{font-size:11px;padding:8px 10px}.grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.card-art{height:120px}.card-art svg{width:55px;height:55px}.card-body{padding:14px}.card h3{font-size:18px}.card p{font-size:11px;min-height:57px}.card-bottom{margin-top:13px}.card-bottom .pill{font-size:9px}.section-heading h2{font-size:25px}.section-heading{align-items:center}.section-heading button{font-size:11px}.category-nav{gap:20px}.category-nav a{font-size:12px}.footer{margin-top:42px;flex-wrap:wrap}.wiki-layout{display:block;padding-top:8px}.toc{position:static;border-bottom:1px solid var(--line);padding-bottom:12px;margin-bottom:20px}.toc a{display:inline-block;padding:5px 12px 5px 0}.article-shell{padding:20px 16px}.article-title{font-size:31px}.infobox{float:none;width:100%;margin:20px 0!important}.infobox svg{height:85px}.wiki-body{font-size:15px}.lead{font-size:17px!important}.form-grid{grid-template-columns:1fr;gap:0}.article-actions button{font-size:11px}.history-row{font-size:11px;gap:8px}.view-head{padding-top:22px}.tabs{gap:20px}.tabs a{font-size:12px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

.video-entry{margin:18px 0;border:1px solid var(--line);padding:8px;border-radius:6px}.video-entry video{display:block;width:100%;max-height:520px;background:#000;border-radius:3px}.video-entry figcaption{padding:8px 3px;font-size:12px;color:var(--muted)}
/* Logo palette: color the masthead and action buttons, keep reading surfaces calm. */
:root{--header:#2b8cdb;--headerFg:#fff;--accent:#2b8cdb;--accentFg:#fff}
.topbar{background:var(--header);color:var(--headerFg);border-bottom-color:transparent}
.topbar button,.topbar select{color:var(--headerFg);background:transparent;border-color:color-mix(in srgb,var(--headerFg) 35%,transparent)}
.topbar button:hover,.topbar select:hover{background:color-mix(in srgb,var(--headerFg) 12%,transparent)}
.topbar .primary{background:var(--headerFg)!important;color:var(--header)!important;border-color:var(--headerFg)!important}
.primary{background:var(--accent)!important;color:var(--accentFg)!important;border-color:var(--accent)!important}
.brand-logo{width:36px;height:36px;display:inline-flex;overflow:hidden;align-items:center;justify-content:center;border-radius:9px;background:#fff;flex-shrink:0}
.brand-logo img{width:100%;height:100%;object-fit:cover;object-position:center;transform:scale(1.34)}
.footer .brand-logo{width:27px;height:27px}
.hero{gap:30px;padding-top:24px;padding-bottom:18px;grid-template-columns:1.55fr .7fr}
.hero h1{font-size:clamp(30px,3vw,43px);line-height:1.2}
.hero .eyebrow{margin-bottom:10px}.hero .tagline{margin:10px 0;font-size:14px}
.hero-right{padding-inline-start:24px;gap:9px}.hero-right .book-illustration{height:66px}
.hero-right p{font-size:13px}.stats{gap:18px;margin-top:2px}.stat strong{font-size:22px}
.searchbar{margin:17px 0;padding:11px 16px}.section-heading{margin:16px 0}
.discussion-section{margin-top:32px;padding-top:22px;border-top:1px solid var(--line);scroll-margin-top:20px}
.discussion-section h2{font:400 27px Georgia,serif;margin:0 0 14px}
@media(max-width:760px){.hero{padding-top:22px;padding-bottom:18px;gap:14px}.hero h1{font-size:33px}.hero-right{padding:0}.hero-right .book-illustration{display:none}.searchbar{margin:16px 0}}
.brand-logo img{transform:none}
.topbar select option{background:#fff;color:#202833}
.image-credit{margin:6px 0 4px!important;font:10px/1.45 Inter,Arial,sans-serif;overflow-wrap:anywhere;color:var(--muted)}
.image-credit a{text-decoration:underline;text-underline-offset:2px}
/* Keep the complete photograph visible; long names must not stretch a card. */
.card-art{height:auto;aspect-ratio:4/3;padding:25px 4px 28px}
.card-art img{display:block;width:100%;height:100%;min-height:0;object-fit:contain;object-position:center}
.card-art .art-num,.card-art .art-label{background:var(--panel);color:var(--fg);border-radius:4px;padding:3px 5px;max-width:calc(100% - 16px);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.card-art .art-num{top:4px;inset-inline-start:4px;font-size:10px}
.card-art .art-label{bottom:4px;inset-inline-end:4px;text-transform:none;letter-spacing:0;font:11px/1.3 Inter,Arial,sans-serif}
.card h3,.card-body,.thread-row{min-width:0;overflow-wrap:anywhere}
.card-bottom{flex-wrap:wrap}.infobox{max-width:100%}.infobox img{display:block;max-width:100%;height:auto;max-height:70vh;object-fit:contain}
.image-fallback{font-size:12px;color:var(--muted);padding:12px;text-align:center}
.inbox{max-width:780px;margin:28px auto}.inbox h1{overflow-wrap:anywhere}.thread-row{display:flex;align-items:center;flex-wrap:wrap;gap:12px;padding:18px 0;border-bottom:1px solid var(--line)}
.thread-row time{margin-inline-start:auto;font-size:11px;color:var(--muted)}.message-list{display:flex;flex-direction:column;gap:12px;margin:22px 0}.message{align-self:flex-start;background:var(--soft);border:1px solid var(--line);border-radius:10px;padding:12px 16px;max-width:88%}.message.mine{align-self:flex-end;border-color:var(--accent)}.message p{white-space:pre-wrap;overflow-wrap:anywhere;margin:0 0 8px;line-height:1.7}.message time{font-size:10px;color:var(--muted)}
@media(max-width:760px){.hero{grid-template-columns:minmax(0,1fr);gap:12px}.hero h1{font-size:30px}.hero-right{padding:0;min-width:0}.hero-right p{font-size:12px}.hero .stats{margin-top:4px}.card-art{height:auto;aspect-ratio:1/1}.card-art img{object-fit:contain}.card h3{font-size:17px}.section-heading{flex-wrap:wrap;gap:10px}.controls{gap:7px}.message{max-width:95%}}
@media(max-width:350px){.grid{grid-template-columns:1fr}.card-art{aspect-ratio:4/3}}
.card-art img{position:absolute;inset:25px 4px 28px;width:calc(100% - 8px);height:calc(100% - 53px)}