/* 视觉豁免:官网自有纸色、衬线、墨阶体系(同 site.css) */
.cat-page-head,.cat-product-head,.cat-sample-head{padding-top:78px;padding-bottom:64px}
.cat-kicker{font-family:Inter,"Noto Sans SC",sans-serif;font-size:11px;line-height:1.6;letter-spacing:.13em;text-transform:uppercase;margin:0 0 24px;color:var(--muted)}
.cat-page-head h1{font-size:clamp(42px,5.5vw,74px);font-weight:400;line-height:1.2;letter-spacing:-.045em;margin:0 0 36px}
.cat-intro-row{display:flex;justify-content:space-between;gap:80px;align-items:flex-start}
.cat-lead{font-size:18px;line-height:1.9;max-width:680px;margin:0;color:#41433e}
.cat-scope{flex:none;font-size:12px;line-height:1.9;color:var(--muted);margin:0;max-width:300px}
.cat-directory{padding-bottom:112px}
.cat-filters{display:flex;gap:18px;align-items:flex-end;border-top:1px solid var(--line);padding:28px 0 24px}
.cat-filters label,.cat-variant-label{display:flex;flex-direction:column;gap:10px;font-size:12px;line-height:1.5;color:var(--muted);font-weight:500}
.cat-filters label{min-width:150px}
.cat-filters .cat-search{flex:1;min-width:230px}
.cat-filters input,.cat-filters select,.cat-variant-label select{font:inherit;font-size:14px;color:var(--ink);border:1px solid #b7b8b0;border-radius:0;background:transparent;padding:12px 14px;min-height:48px;outline-offset:4px;max-width:100%}
.cat-filters input::placeholder{color:#777a73}
.cat-filter-submit{min-height:48px}
.cat-category-list{display:flex;flex-wrap:wrap;gap:8px}
.cat-category-list button{background:transparent;border:1px solid var(--line);border-radius:0;padding:10px 13px;cursor:pointer;font:inherit;font-size:12px;line-height:1.5;color:#4b4e47}
.cat-category-list button span{font-family:Inter,sans-serif;font-size:10px;margin-left:6px;opacity:.65}
.cat-category-list button:hover{border-color:#222}
.cat-category-list button[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:var(--paper)}
.cat-result-head{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:27px 0 15px;font-size:12px;color:var(--muted)}
.cat-result-head p{margin:0}
.cat-reset{border:0;background:transparent;cursor:pointer;font:inherit;color:var(--ink);padding:8px 0;text-decoration:underline;text-underline-offset:4px}
.cat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line);border-left:1px solid var(--line)}
.cat-card{display:flex;flex-direction:column;min-width:0;padding:29px 27px 23px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:290px;transition:background .15s}
.cat-card:hover{background:#f0f0e9}
.cat-card[hidden],.cat-empty[hidden],.cat-reset[hidden],.cat-variant[hidden],.cat-filepanel[hidden]{display:none}
.cat-card-meta{display:flex;justify-content:space-between;gap:10px;font-size:10px;letter-spacing:.03em;line-height:1.6;color:var(--muted);margin:0 0 26px}
.cat-card-meta>span:last-child{font-size:17px;line-height:1}
.cat-card h3{font-size:21px;font-weight:500;line-height:1.5;margin:0 0 16px;letter-spacing:-.015em}
.cat-card h3 a{color:inherit;text-decoration:none}
.cat-card h3 a:hover{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:5px}
.cat-card-description{font-size:13px;line-height:1.9;color:#5b5e55;margin:0 0 26px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.cat-card-foot{display:flex;justify-content:space-between;gap:12px;margin-top:auto;align-items:center;font-size:10px;line-height:1.7;color:var(--muted)}
.cat-card-foot a{white-space:nowrap;color:var(--ink);font-size:11px;text-decoration:none}
.cat-empty{padding:80px 24px;border:1px solid var(--line);text-align:center}
.cat-empty h2{font-size:32px}
.cat-empty .cat-actions{justify-content:center}
.cat-sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.cat-back{display:inline-block;font-size:12px;line-height:1.8;margin-bottom:52px;color:var(--muted);text-decoration:none}
.cat-back:hover{color:var(--ink)}
.cat-product-layout{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(260px,1fr);gap:90px}
.cat-product-head h1{font-size:clamp(36px,4.5vw,58px);line-height:1.28;letter-spacing:-.04em;margin:0 0 30px;font-weight:400}
.cat-product-head .cat-lead{font-size:16px;line-height:1.95}
.cat-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:30px}
.cat-product-facts{border-left:1px solid var(--line);padding-left:32px}
.cat-product-facts dl{margin:0}
.cat-product-facts dl>div{padding:0 0 24px}
.cat-product-facts dt,.cat-spec-dl dt{font-size:11px;color:var(--muted);margin-bottom:8px}
.cat-product-facts dd{margin:0;font-size:13px;line-height:1.9}
.cat-product-facts dd strong{font-weight:500}
.cat-product-facts dd p{font-size:12px;color:var(--muted);margin:6px 0 0}
.cat-local-nav{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cat-local-nav .wrap{display:flex;gap:38px;overflow-x:auto}
.cat-local-nav a{font-size:12px;line-height:1.8;padding:18px 0;white-space:nowrap;color:#4a4d45;text-decoration:none}
.cat-local-nav a:hover{text-decoration:underline;text-underline-offset:6px}
.cat-two-col{display:grid;grid-template-columns:1fr 1fr;gap:100px}
.cat-two-col h2,.cat-section-head h2,.cat-sample-grid h2{font-size:clamp(28px,3.2vw,40px);line-height:1.45;font-weight:400;letter-spacing:-.025em;margin:0 0 25px}
.cat-two-col p{font-size:14px;line-height:2;color:#4c4f47}
.cat-two-col .cat-kicker{font-size:11px;margin-bottom:20px}
.cat-plain-list{padding:0;margin:28px 0 0;list-style:none;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;column-gap:24px}
.cat-plain-list li{padding:11px 0;border-bottom:1px solid var(--line);font-size:12px;line-height:1.8;overflow-wrap:anywhere}
.cat-scenarios{display:flex;flex-wrap:wrap;gap:9px;margin-top:24px}
.cat-scenarios span{font-size:11px;line-height:1.7;padding:6px 9px;border:1px solid var(--line)}
.cat-delivery,.cat-specs{border-top:1px solid var(--line)}
.cat-section-head{display:flex;justify-content:space-between;gap:70px;align-items:flex-end;margin-bottom:34px}
.cat-section-head h2{margin:0}
.cat-section-head>.cat-kicker{margin-bottom:12px}
.cat-section-head>p{max-width:450px;font-size:13px;line-height:1.95;color:var(--muted);margin:0}
.cat-variant-label{max-width:510px;margin-bottom:24px}
.cat-variant-label select{background:var(--paper)}
.cat-variant-summary{font-size:14px;line-height:1.9;max-width:900px;margin:0 0 24px;color:#4c4f47}
.cat-evidence-note{font-size:12px;line-height:1.9;padding:16px 20px;border-left:2px solid var(--accent);background:#eeefe7;color:#3e4b3e;margin:22px 0}
.cat-file-browser{border:1px solid var(--line);display:grid;grid-template-columns:260px minmax(0,1fr);background:#fffefa}
.cat-file-list{display:flex;flex-direction:column;border-right:1px solid var(--line);background:#f0f0e9}
.cat-file-list button{text-align:left;display:flex;flex-direction:column;gap:7px;font:inherit;font-size:12px;line-height:1.7;border:0;border-bottom:1px solid var(--line);padding:18px 20px;background:transparent;color:#5a5e54;cursor:pointer;overflow-wrap:anywhere}
.cat-file-list button:last-child{border-bottom:0}
.cat-file-list button:hover{background:#e8e9e1}
.cat-file-list button[aria-selected=true]{background:#fffefa;color:var(--ink);box-shadow:inset 3px 0 0 var(--ink)}
.cat-file-format{font-family:Inter,sans-serif;font-size:9px;letter-spacing:.06em;color:var(--muted)}
.cat-filepanel{min-width:0;padding:30px}
.cat-file-head{margin-bottom:28px}
.cat-evidence{font-size:10px;line-height:1.8;letter-spacing:.04em;color:var(--accent);display:block;margin-bottom:16px}
.cat-file-head h3{font-size:21px;line-height:1.6;font-weight:500;margin:0 0 10px;overflow-wrap:anywhere}
.cat-file-head p{font-size:12px;line-height:1.9;color:var(--muted);margin:0}
.cat-table-scroll{overflow-x:auto;max-width:100%;outline-offset:4px}
.cat-table{border-collapse:collapse;width:100%;min-width:460px;font-size:12px;line-height:1.85}
.cat-table caption{text-align:left;font-size:10px;color:var(--muted);margin-bottom:10px}
.cat-table th{font-weight:500;text-align:left;background:#efefe8;color:#45493f}
.cat-table th,.cat-table td{padding:12px 14px;border:1px solid var(--line);vertical-align:top;min-width:105px;overflow-wrap:anywhere}
.cat-table td{color:#464b41}
.cat-code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;line-height:1.9;background:#f0f0e9;color:#354133;padding:24px;overflow:auto;max-width:100%;margin:0}
.cat-code code{font:inherit}
.cat-document p{font-size:13px;line-height:2.05;color:#41463d;margin:0 0 15px;white-space:pre-wrap;overflow-wrap:anywhere}
.cat-file-use{border-top:1px solid var(--line);padding-top:22px;margin-top:30px}
.cat-file-use h4{font-size:11px;font-weight:500;margin:0 0 8px}
.cat-file-use p{font-size:12px;line-height:1.95;color:var(--muted);margin:0}
.cat-file-use .cat-actions{margin-top:18px}
.cat-file-use .button{font-size:11px}
.cat-file-use .text-link{font-size:11px}
.cat-spec-definition{font-size:15px;line-height:2;max-width:900px;margin-bottom:30px}
.cat-source-spec+.cat-source-spec{margin-top:48px}
.cat-spec-intro{max-width:900px;margin-bottom:35px}
.cat-spec-intro h3{font-size:23px;line-height:1.6;font-weight:500;margin:0 0 18px}
.cat-spec-intro>p{font-size:14px;line-height:2;color:#4c4f47}
.cat-spec-dl{border-top:1px solid var(--line);margin:28px 0}
.cat-spec-dl>div{display:grid;grid-template-columns:110px 1fr;gap:20px;border-bottom:1px solid var(--line);padding:16px 0}
.cat-spec-dl dt{padding-top:4px}
.cat-spec-dl dd{margin:0;font-size:13px;line-height:1.95;color:#454b40}
.cat-field-group{border-top:1px solid var(--line)}
.cat-field-group:last-child{border-bottom:1px solid var(--line)}
.cat-field-group summary{font-size:15px;line-height:1.7;cursor:pointer;padding:22px 35px 22px 0;position:relative;list-style:none;display:flex;justify-content:space-between;gap:24px}
.cat-field-group summary::-webkit-details-marker{display:none}
.cat-field-group summary:after{content:"+";position:absolute;right:0;top:20px;color:var(--muted);font-family:Inter,sans-serif}
.cat-field-group[open] summary:after{content:"−"}
.cat-field-group>p{font-size:13px;line-height:1.95;color:var(--muted);margin:0 0 22px}
.cat-field-count{font-size:11px;color:var(--muted);font-family:Inter,"Noto Sans SC",sans-serif;white-space:nowrap}
.cat-field-group .cat-table-scroll{margin-bottom:24px}
.cat-field-group .cat-other-fields{margin-top:22px;color:#51564b}
.cat-other-fields strong{font-weight:500;color:var(--ink);margin-right:8px}
.cat-spec-check{margin-top:30px;max-width:920px}
.cat-spec-check h3{font-size:16px;font-weight:500}
.cat-spec-check p{font-size:14px;line-height:2;color:#454b40}
.cat-small{font-size:11px!important;line-height:1.95!important;color:var(--muted)!important}
.cat-acquisition{background:#eceee5}
.cat-acquisition .cat-two-col{gap:100px}
.cat-acquisition .button{margin-top:20px}
.cat-steps{padding:0;margin:0;list-style:none}
.cat-steps li{display:grid;grid-template-columns:36px 1fr;gap:20px;padding:24px 0;border-bottom:1px solid #cbcec1}
.cat-steps li:first-child{padding-top:0}
.cat-steps li>span{font-family:Inter,sans-serif;font-size:11px;color:#6d7661;padding-top:7px}
.cat-steps h3{font-size:17px;font-weight:500;margin:0 0 10px}
.cat-steps p{font-size:13px;margin:0}
.cat-related{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:40px}
.cat-related>a{padding:24px 0;border-top:1px solid var(--line);color:inherit;text-decoration:none}
.cat-related h3{font-size:20px;line-height:1.6;font-weight:500;margin:0 0 16px}
.cat-related p{font-size:13px;line-height:1.9;color:var(--muted)}
.cat-sample-head{max-width:1000px}
.cat-sample-head h1{font-size:clamp(38px,5.2vw,66px);line-height:1.25;letter-spacing:-.045em;font-weight:400;margin:0 0 30px}
.cat-sample-head .cat-evidence-note{margin-top:30px;max-width:760px}
.cat-sample-grid{display:grid;grid-template-columns:minmax(240px,.8fr) minmax(0,1.6fr);gap:75px}
.cat-sample-grid>*{min-width:0}
.cat-sample-grid h2{font-size:30px}
.cat-sample-grid>div:first-child>p:last-child{font-size:13px;line-height:1.95;color:var(--muted)}
.cat-sample-section{border-bottom:1px solid var(--line)}
.cat-sample-content>.cat-table-scroll{margin-bottom:28px}
.cat-sample-content>.cat-document{margin-bottom:26px}
.cat-download-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-bottom:28px}
.cat-download{padding:26px;border:1px solid #bec3b5;text-decoration:none;color:inherit;display:block}
.cat-download:hover{background:#e3e6da}
.cat-download .cat-kicker{display:block;margin-bottom:20px}
.cat-download h3{font-size:19px;font-weight:500;line-height:1.6;margin:0 0 12px}
.cat-download p{font-size:12px;line-height:1.95;color:var(--muted);margin:0}
@media(min-width:1600px){.cat-card{min-height:300px}}
@media(max-width:1000px){.cat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.cat-intro-row{gap:30px}.cat-product-layout{gap:45px;grid-template-columns:minmax(0,1.5fr) minmax(240px,1fr)}.cat-two-col,.cat-acquisition .cat-two-col{gap:50px}.cat-file-browser{grid-template-columns:220px minmax(0,1fr)}.cat-filepanel{padding:24px}.cat-sample-grid{gap:40px;grid-template-columns:1fr 1.6fr}.cat-filters label{min-width:120px}.cat-filters{gap:12px}.cat-filter-submit{display:none}.cat-filters .cat-search{min-width:180px}.cat-section-head{gap:35px}}
@media(max-width:720px){.cat-page-head,.cat-product-head,.cat-sample-head{padding-top:44px;padding-bottom:40px}.cat-page-head h1{font-size:43px}.cat-intro-row{display:block}.cat-scope{margin-top:24px;font-size:11px}.cat-lead{font-size:16px}.cat-filters{display:grid;grid-template-columns:1fr 1fr;gap:18px 12px}.cat-filters .cat-search{grid-column:1/-1}.cat-filters label{min-width:0;font-size:11px}.cat-filters select{font-size:12px;padding:12px 8px}.cat-category-list{gap:6px}.cat-category-list button{font-size:10px;padding:8px 10px}.cat-grid{grid-template-columns:1fr}.cat-card{min-height:235px;padding:24px}.cat-card-meta{margin-bottom:18px}.cat-card h3{font-size:21px;margin-bottom:12px}.cat-card-description{-webkit-line-clamp:3}.cat-card-foot{margin-top:6px}.cat-directory{padding-bottom:64px}.cat-back{margin-bottom:32px}.cat-product-layout{display:block}.cat-product-head h1{font-size:37px}.cat-product-facts{border-left:0;border-top:1px solid var(--line);padding:24px 0 0;margin-top:36px}.cat-product-facts dl{display:grid;grid-template-columns:1fr 1fr;gap:0 24px}.cat-product-facts dl>div:last-child{grid-column:1/-1;padding-bottom:0}.cat-local-nav .wrap{gap:28px}.cat-local-nav a{font-size:11px}.cat-two-col,.cat-acquisition .cat-two-col{grid-template-columns:1fr;gap:38px}.cat-section-head{display:block;margin-bottom:26px}.cat-section-head>p{margin-top:20px}.cat-two-col h2,.cat-section-head h2{font-size:31px}.cat-file-browser{display:block}.cat-file-list{flex-direction:row;overflow-x:auto;border-right:0;border-bottom:1px solid var(--line)}.cat-file-list button{flex:0 0 175px;padding:15px;border-bottom:0;border-right:1px solid var(--line);min-height:90px}.cat-file-list button[aria-selected=true]{box-shadow:inset 0 -3px 0 var(--ink)}.cat-filepanel{padding:22px 18px}.cat-table{font-size:11px}.cat-table th,.cat-table td{padding:10px;min-width:100px}.cat-file-head h3{font-size:19px}.cat-code{padding:18px;font-size:11px}.cat-field-group summary{font-size:14px}.cat-spec-dl>div{grid-template-columns:80px 1fr;gap:14px}.cat-related{grid-template-columns:1fr;gap:10px}.cat-sample-grid{grid-template-columns:1fr;gap:20px}.cat-sample-head h1{font-size:41px}.cat-sample-grid h2{font-size:28px}.cat-download-grid{grid-template-columns:1fr}.cat-actions .button{font-size:12px}.cat-section-head .cat-kicker{margin-bottom:16px}}
@media(prefers-reduced-motion:reduce){.cat-card{transition:none}}

/* v2: task selection stays visible at desktop and mobile widths. */
.cat-filters{grid-template-columns:minmax(200px,2fr) repeat(3,minmax(145px,1fr)) auto;gap:16px}
.cat-reading h2{font-size:clamp(28px,3vw,40px);font-weight:400;margin:0 0 24px}
.cat-reading>p{max-width:850px;line-height:2;font-size:16px}
.cat-reading .cat-small{font-size:13px;color:var(--muted)}
@media(max-width:1000px){.cat-filters{grid-template-columns:1fr 1fr}.cat-search{grid-column:1/-1}}
@media(max-width:560px){.cat-filters{grid-template-columns:1fr}.cat-search{grid-column:auto}}
/* Beta five-dimensional catalog, with generation and product-type shortcuts. */
.cat-generation-list{display:flex;flex-wrap:wrap;gap:12px;margin:0 0 12px}.cat-generation-list button{flex:1 1 auto;white-space:nowrap}.cat-generation-list button,.cat-tag-list button{font:inherit;text-align:left;border:1px solid #ccd5cc;background:#fafbf8;color:#243b2e;padding:14px 16px;font-size:15px;line-height:1.4;cursor:pointer;border-radius:5px}.cat-generation-list button[aria-pressed=true],.cat-tag-list button[aria-pressed=true]{background:#264e3b;color:white}.cat-generation-list span,.cat-tag-list span{font-variant-numeric:tabular-nums}.cat-tag-list{display:flex;gap:10px;margin-bottom:16px}.cat-tag-list button{padding:8px 16px;border-radius:999px}.cat-filters{grid-template-columns:repeat(5,minmax(0,1fr));align-items:end}.cat-filters .cat-search{grid-column:1/-1}.cat-filters label{min-width:0}.cat-filters select{width:100%;min-width:0}.cat-card-foot{display:block}.cat-card-foot .product-provenance{margin-top:14px}.cat-card-meta span{line-height:1.7}.cat-delivery>.wrap>.available-files{margin-bottom:32px;max-width:900px}.cat-product-head .product-provenance{max-width:650px}
@media(max-width:900px){.cat-filters{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:480px){.cat-generation-list{gap:8px}.cat-generation-list button{padding:12px;font-size:13px}.cat-filters{grid-template-columns:minmax(0,1fr)}.cat-grid{grid-template-columns:minmax(0,1fr)}}

.cat-region{margin-block:3rem}.cat-region>h2{font-size:1.6rem}.cat-class{margin-block:2rem}.cat-facets dl{display:flex;flex-wrap:wrap;gap:1rem}.cat-facets dd{margin:0}.cat-facets [data-source-field="facets"]{display:grid;grid-template-columns:repeat(auto-fit,minmax(15rem,1fr));gap:1rem}.cat-facets li{margin-block:.4rem}.cat-merged>details{margin-block:1rem}.cat-merged summary{cursor:pointer;padding:1rem 0}
@media (max-width:767px){.cat-product-head h1,.cat-page-head h1{font-size:clamp(26px,7.4vw,32px);line-height:1.3;text-wrap:pretty}}

.cat-facets dl{gap:.75rem 2.5rem;margin:0 0 1.5rem}.cat-facets dl dt{font-size:12px;color:var(--muted);line-height:1.6}.cat-facets dl dd{font-size:16px}
.cat-card-meta>span:only-child{font-size:12px;line-height:1.6}
.cat-card .cat-team-tags+.cat-card-foot{margin-top:16px}
.cat-facets h2{margin-bottom:28px}
.cat-facets ul.cat-team-tags{list-style:none;padding:0;margin:28px 0 0;font-size:13px}
.cat-facets ul.cat-team-tags li{margin:0;padding:3px 10px;border:1px solid var(--line);border-radius:999px;color:#4a4f47}
.cat-facets .facet-group:not(:has(>h3)){grid-column:1/-1;margin-top:-8px}.cat-facets .facet-group:not(:has(>h3)) p{font-size:14px;color:var(--muted)}
.cls-code{display:none}
/* directory head and filters */
.cat-page-head h1{font-size:clamp(34px,4.2vw,56px);line-height:1.25;max-width:22em;letter-spacing:-.03em}
.cat-filters{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px 12px;align-items:end}
.cat-filters .cat-search{grid-column:1/-1;min-width:0}
.cat-filters input,.cat-filters select{width:100%;min-width:0;font-size:14px;padding:12px 12px}
.cat-filter-submit{display:none}
@media (max-width:767px){.cat-filters{grid-template-columns:1fr 1fr}}
.cat-narrative{padding-top:56px;padding-bottom:24px}
.cat-narrative .cat-two-col{gap:64px}
.cat-narrative .prose p{font-size:16px;line-height:1.95;color:var(--ink);max-width:36em}
.cat-narrative .prose p+p{margin-top:16px}
.cat-preview-stack{display:grid;gap:24px}
@media (max-width:900px){.cat-narrative .cat-two-col{grid-template-columns:1fr;gap:36px}}

/* headings never split a word: break only at the opportunities written between words */
.cat-card h3,.cat-product-head h1,.cat-product-layout h1{word-break:keep-all;overflow-wrap:anywhere}
.cat-page-head h1 .ph{display:inline-block}

/* directory shortcuts: each row says what it groups, so the counts add up */
.cat-shortcut{margin:0 0 20px}
.cat-shortcut .cat-generation-list,.cat-shortcut .cat-tag-list{margin-bottom:0}
.cat-shortcut-label{display:flex;flex-wrap:wrap;gap:4px 14px;align-items:baseline;margin:0 0 10px;font-size:12px;line-height:1.7;color:var(--muted)}
.cat-shortcut-label>span{font-weight:500;color:var(--ink)}

/* cards: equal height in a row; tags, link and badges pinned to the bottom */
.cat-card-bottom{margin-top:auto}

/* product head: status badge sits next to the source badges */
.cat-product-head .status-badge{margin-left:0}

/* 内容与字段: facet groups read like the field list above them */
.cat-facets-note{font-size:12px;line-height:1.8;color:var(--muted);margin:-8px 0 28px}
.cat-facets .facet-group h3{font-size:12px;font-weight:400;line-height:1.6;letter-spacing:0;color:var(--muted);margin:0 0 6px}
.cat-facets .facet-group>p{font-size:16px;line-height:1.8;margin:0}
.cat-facets .facet-group>p[data-facet-count]{font-size:12px;color:var(--muted);margin:0 0 10px}
.cat-facets .facet-group ul{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px}
.cat-facets .facet-group li{margin:0;padding:3px 10px;border:1px solid var(--line);border-radius:4px;font-size:13px;line-height:1.7;color:#41463d}

/* /models/: the tab panels share the class name of the dark reading panel at the top; they stay on the page background */
#tasks .model-panel[role=tabpanel]{background:none;color:inherit;padding:0}
/* /models/ comparison table: fixed columns, file list gets the widest one */
.model-matrix table{table-layout:fixed}
.model-matrix th:nth-child(1),.model-matrix td:nth-child(1){width:22%}
.model-matrix th:nth-child(2),.model-matrix td:nth-child(2){width:21%}
.model-matrix th:nth-child(3),.model-matrix td:nth-child(3){width:23%}
.model-matrix th:nth-child(4),.model-matrix td:nth-child(4){width:34%}
.model-matrix .file-badges a{min-width:0}
.model-matrix .file-name{min-width:0}
.model-matrix .file-source{display:inline-block;margin-top:6px}
/* /models/ comparison table at tablet and phone widths: one card per product, column name above each cell */
@media (max-width:1023px){
.model-matrix-scroll{overflow:visible}
.model-matrix table,.model-matrix tbody,.model-matrix tr,.model-matrix th,.model-matrix td{display:block}
.model-matrix table{min-width:0;table-layout:auto}
.model-matrix thead{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
.model-matrix tr{border:1px solid var(--line);margin:0 0 16px}
.model-matrix th:nth-child(n),.model-matrix td:nth-child(n){width:auto}
.model-matrix td{border:0;border-top:1px solid var(--line);padding:14px 16px}
.model-matrix td:first-child{border-top:0;font-size:15px}
.model-matrix td:nth-child(2)::before,.model-matrix td:nth-child(3)::before,.model-matrix td:nth-child(4)::before{display:block;margin-bottom:6px;font-size:11px;font-weight:400;line-height:1.6;color:var(--muted)}
.model-matrix td:nth-child(2)::before{content:"资料与难点"}
.model-matrix td:nth-child(3)::before{content:"训练目标"}
.model-matrix td:nth-child(4)::before{content:"看材料"}
.model-matrix .status-badge{margin-left:0}
}

/* /catalog/ at phone widths: one column of sample cards showing their titles; generation buttons scroll sideways on one line */
@media (max-width:767px){
.cat-page-head .sample-mosaic{grid-template-columns:minmax(0,1fr);gap:8px}
.cat-page-head .mosaic-tile{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:12px 14px}
.cat-page-head .mosaic-tile pre{display:none}
.cat-page-head .mosaic-tile span{font-size:14px;line-height:1.6;color:var(--ink)}
.cat-page-head .mosaic-tile::after{content:"→";flex:none;color:var(--muted)}
.cat-generation-list{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch}
.cat-generation-list button{flex:none;white-space:nowrap}
}
.cat-class>h3{font-weight:500;font-size:18px}