/* Materials only. Accepted global header, footer, buttons and protected pages are unchanged. */
.mat-main,.mat-article-main{max-width:1440px;margin:0 auto;padding:42px var(--gutter) 90px}
.mat-intro{display:grid;grid-template-columns:2.4fr 1fr;gap:4vw;align-items:end;padding-bottom:36px}
.mat-intro h1{font-size:12px;font-weight:600;line-height:1.5;letter-spacing:.055em;margin-bottom:22px}
.mat-display{font-size:clamp(42px,4.4vw,64px);font-weight:500;line-height:1.08;letter-spacing:-.055em}
.mat-intro-text{max-width:360px;font-size:15px;color:var(--muted);padding-bottom:4px}
.mat-toolbar{border-top:1px solid var(--line);padding:20px 0 25px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.mat-filters{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.mat-filters[hidden],.mat-card[hidden]{display:none!important}
.mat-filters button{display:flex;align-items:center;gap:9px;min-height:44px;padding:10px 12px;font-size:12px;line-height:1.4;white-space:nowrap;border-radius:4px;background:transparent;transition:background .18s,color .18s}
.mat-filters button span{font-size:10px;color:var(--muted)}
.mat-filters button:hover{background:#e9edf2}
.mat-filters button[aria-pressed=true]{background:var(--ink);color:#fff}
.mat-filters button[aria-pressed=true] span{color:#d8e0ea}
.mat-practical{display:inline-flex;align-items:center;gap:12px;font-size:12px;white-space:nowrap;color:var(--muted);min-height:44px}
.mat-arrow{font-size:23px;line-height:1;flex:none;color:var(--blue);display:inline-block}
.mat-practical:hover{color:var(--ink)}
.mat-catalog{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px 24px;align-items:stretch}
.mat-card{min-width:0;scroll-margin-top:0}
.mat-card>a{display:flex;flex-direction:column;height:100%;border:1px solid #dce1e6;background:#fff;border-radius:4px;overflow:hidden;transition:border-color .2s;position:relative}
.mat-card>a:hover{border-color:#8e9bad}
.mat-card>a:focus-visible{outline-offset:4px}
.mat-card-visual{height:188px;flex:none;overflow:hidden;background:#e6ecef}
.mat-card-visual img{height:100%;width:100%;object-fit:cover;transition:none}
.mat-card-visual.is-graphic img{object-fit:contain}
.mat-card[data-id="419"] .mat-card-visual img{object-position:center 12%}
.mat-card[data-id="423"] .mat-card-visual img{object-position:center 15%}
.mat-card-copy{padding:24px;display:flex;flex-direction:column;flex:1;min-width:0}
.mat-card-meta{display:flex;justify-content:space-between;gap:10px;font-size:9px;font-weight:600;letter-spacing:.035em;color:var(--muted);line-height:1.4;margin-bottom:16px}
.mat-card h2{font-size:25px;font-weight:500;line-height:1.16;letter-spacing:-.035em}
.mat-card-copy>p{font-size:13px;line-height:1.6;margin-top:14px;color:var(--muted)}
.mat-card-bottom{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:auto;padding-top:25px}
.mat-card time{font-size:10px;color:var(--muted)}
.mat-catalog:not(.is-filtered)>.mat-card:first-child{grid-column:span 2;grid-row:span 2}
.mat-catalog:not(.is-filtered)>.mat-card:first-child .mat-card-visual{height:260px;background:#e4eee7}
.mat-catalog:not(.is-filtered)>.mat-card:first-child .mat-card-copy{padding:32px}
.mat-catalog:not(.is-filtered)>.mat-card:first-child h2{font-size:36px;max-width:580px}
.mat-catalog:not(.is-filtered)>.mat-card:first-child .mat-card-copy>p{font-size:15px}
.mat-catalog:not(.is-filtered)>.mat-card:nth-child(2) .mat-card-visual,.mat-catalog:not(.is-filtered)>.mat-card:nth-child(3) .mat-card-visual{height:115px}
.mat-catalog:not(.is-filtered)>.mat-card:nth-child(2) .mat-card-copy,.mat-catalog:not(.is-filtered)>.mat-card:nth-child(3) .mat-card-copy{padding:20px}
.mat-catalog:not(.is-filtered)>.mat-card:nth-child(2) h2,.mat-catalog:not(.is-filtered)>.mat-card:nth-child(3) h2{font-size:22px}
.mat-catalog:not(.is-filtered)>.mat-card:nth-child(2) .mat-card-copy>p,.mat-catalog:not(.is-filtered)>.mat-card:nth-child(3) .mat-card-copy>p{margin-top:10px}
.mat-catalog:not(.is-filtered)>.mat-card:nth-child(2) .mat-card-bottom,.mat-catalog:not(.is-filtered)>.mat-card:nth-child(3) .mat-card-bottom{padding-top:15px}
.mat-breadcrumbs{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 12px;font-size:11px;color:var(--muted);margin-bottom:42px;line-height:1.6}
.mat-breadcrumbs a:hover{color:var(--blue)}
.mat-breadcrumbs [aria-current]{max-width:680px}
.mat-article-heading{max-width:1000px;margin:0 auto;padding-bottom:38px;border-bottom:1px solid var(--line)}
.mat-article-meta{display:flex;gap:18px;font-size:11px;line-height:1.5;color:var(--muted);margin-bottom:22px}
.mat-article-meta>span+span{border-left:1px solid var(--line);padding-left:18px}
.mat-article-heading h1{font-size:clamp(36px,4.5vw,62px);font-weight:500;line-height:1.09;letter-spacing:-.045em;max-width:950px}
.mat-lead{font-size:19px;line-height:1.65;max-width:730px;margin-top:25px;color:var(--muted)}
.mat-published{font-size:11px;color:var(--muted);margin-top:24px;display:flex;flex-wrap:wrap;gap:4px 8px}
.mat-published>span{display:block;flex-basis:100%;font-size:10px}
.mat-reading{max-width:720px;margin:44px auto 0}
.mat-toc{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:0;margin-bottom:38px}
.mat-toc summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:52px;padding:12px 0;cursor:pointer;font-size:13px;font-weight:600}
.mat-toc summary::-webkit-details-marker{display:none}
.mat-toc summary>span{font-size:20px;font-weight:400}
.mat-toc[open] summary>span{transform:rotate(45deg)}
.mat-toc nav{padding:0 0 20px;display:grid;gap:2px}
.mat-toc nav a{font-size:13px;color:var(--muted);line-height:1.5;padding:8px 0}
.mat-toc nav a:hover{color:var(--blue)}
.mat-body{font-size:17px;line-height:1.85;overflow-wrap:break-word}
.mat-body p{line-height:1.85;margin:0 0 23px}
.mat-body h2{font-size:29px;line-height:1.25;letter-spacing:-.03em;margin:48px 0 22px;scroll-margin-top:0}
.mat-body h3{font-size:23px;line-height:1.3;letter-spacing:-.025em;margin:32px 0 18px}
.mat-body ul,.mat-body ol{padding-left:25px;margin:18px 0 30px}
.mat-body li{padding-left:6px;margin:0 0 16px;line-height:1.8}
.mat-body li::marker{color:var(--blue)}
.mat-figure{width:calc(100% + 96px);margin:34px -48px 40px}
.mat-figure img{width:100%;height:auto;object-fit:contain;border-radius:4px}
.mat-figure:not(.is-diagram):not(.mat-gallery):not(.mat-abstract) .mat-enlarge img{max-height:590px}
.mat-figure figcaption{display:flex;justify-content:space-between;gap:18px;align-items:baseline;font-size:11px;line-height:1.6;color:var(--muted);margin-top:13px}
.mat-enlarge{position:relative;display:block;border-radius:4px;background:#e8edf0}
.mat-enlarge-label{position:absolute;right:14px;bottom:14px;display:flex;gap:14px;align-items:center;font-size:11px;background:#fff;color:var(--ink);border-radius:4px;padding:7px 13px;min-height:38px;box-shadow:0 1px 5px #202c3c12}
.mat-enlarge-label>span{font-size:20px;line-height:1}
.mat-enlarge:hover .mat-enlarge-label{color:var(--blue)}
.mat-gallery>div{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.mat-gallery .mat-enlarge img{aspect-ratio:3/4;height:auto;object-fit:contain}
.mat-diagram-text{margin-top:16px;border-top:1px solid var(--line);font-size:12px;line-height:1.6}
.mat-diagram-text summary{cursor:pointer;min-height:44px;padding:10px 0;color:var(--muted)}
.mat-diagram-text p{font-size:13px;line-height:1.7}
.mat-abstract img{max-height:240px}
.mat-reading-end{max-width:720px;margin:48px auto 0;padding:25px 0;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:25px}
.mat-reading-end .text-link{display:flex;align-items:center;gap:14px;font-size:12px;line-height:1.6}
.mat-reading-end .text-link span{margin:0}
.mat-related{border-top:1px solid var(--line);padding-top:45px;margin-top:48px}
.mat-related>div:first-child{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:30px}
.mat-related h2{font-size:34px}
.mat-related .eyebrow{font-size:10px;color:var(--muted)}
.mat-related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.mat-related .mat-card-visual{height:155px}
.mat-related .mat-card h2{font-size:23px}
#material-viewer.mat-viewer{position:fixed;inset:0;display:none;width:min(1200px,calc(100vw - 48px));height:calc(100dvh - 32px);max-width:none;max-height:none;margin:auto;padding:0;border:0;border-radius:4px;background:#f5f6f7;overflow:hidden;animation:none;transform:none;box-shadow:none;opacity:1}
#material-viewer.mat-viewer[open]{display:flex;flex-direction:column}
#material-viewer::backdrop{background:transparent;backdrop-filter:none}
.mat-viewer-top{display:flex;align-items:center;justify-content:space-between;gap:20px;flex:none;padding:14px 24px;min-height:76px;background:#fff}
.mat-viewer-top>p{font-size:12px;line-height:1.5}
#material-viewer .dialog-close{position:static;inset:auto;display:grid;place-items:center;width:48px;height:48px;min-width:48px;min-height:48px;padding:0;border-radius:50%;background:#e8edef;color:#536875;border:0;margin:0}
#material-viewer .dialog-close svg{width:24px;height:24px;transition:transform .24s ease}
#material-viewer .dialog-close:hover svg{transform:rotate(90deg)}
.mat-viewer-scroll{flex:1;min-height:0;overflow:auto!important;overscroll-behavior:contain;display:flex;align-items:center;justify-content:center;padding:20px}
.mat-viewer-scroll img{width:auto;height:auto;max-width:100%;max-height:100%;object-fit:contain;flex:none}
#material-viewer.is-zoomed .mat-viewer-scroll{display:block}
#material-viewer.is-zoomed .mat-viewer-scroll img{width:var(--material-zoom-width,200%);height:auto;max-width:none;max-height:none;object-fit:contain}
.mat-viewer-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 24px;background:#fff;flex:none;min-height:76px}
.mat-viewer-navigation{display:flex;align-items:center;gap:12px;flex:none}
.mat-viewer-navigation button{border-radius:50%;width:44px;height:44px;background:#e8edef;font-size:23px;padding:0}
.mat-viewer-navigation button[hidden]{display:none}
.mat-viewer-navigation span{font-size:12px;white-space:nowrap}
.mat-viewer-bottom>p{font-size:11px;line-height:1.5;max-width:560px;color:var(--muted)}
.mat-viewer-bottom>[data-viewer-zoom]{font-size:12px;min-height:44px;padding:10px 14px;white-space:nowrap;border:1px solid var(--line);border-radius:4px}
@media(max-width:1200px){.mat-toolbar{align-items:flex-start;flex-direction:column;gap:7px}.mat-intro{gap:45px;grid-template-columns:1.7fr 1fr}.mat-figure{width:calc(100% + 48px);margin-left:-24px;margin-right:-24px}}
@media(max-width:1000px){.mat-catalog,.mat-related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.mat-catalog:not(.is-filtered)>.mat-card:first-child{grid-row:span 1;grid-column:span 2}.mat-catalog:not(.is-filtered)>.mat-card:first-child>a{display:grid;grid-template-columns:1fr 1fr}.mat-catalog:not(.is-filtered)>.mat-card:first-child .mat-card-visual{height:100%;min-height:310px}.mat-catalog:not(.is-filtered)>.mat-card:nth-child(2) .mat-card-visual,.mat-catalog:not(.is-filtered)>.mat-card:nth-child(3) .mat-card-visual{height:188px}.mat-intro{grid-template-columns:1fr;gap:22px}.mat-intro-text{max-width:620px}.mat-display{font-size:52px}.mat-related-grid>.mat-card:last-child{grid-column:span 2}.mat-related>div:first-child{display:block}.mat-related h2{margin-top:12px}}
@media(max-width:800px){.mat-main,.mat-article-main{padding-top:30px}.mat-figure{width:100%;margin-left:0;margin-right:0}.mat-breadcrumbs{margin-bottom:28px}.mat-article-heading{padding-bottom:28px}.mat-lead{font-size:17px}.mat-reading{margin-top:30px}.mat-reading-end{flex-wrap:wrap}.mat-viewer-bottom{flex-wrap:wrap;gap:8px 16px}.mat-viewer-bottom>p{flex-basis:100%;order:3;font-size:10px}}
@media(max-width:600px){.mat-main,.mat-article-main{padding-left:24px;padding-right:24px;padding-bottom:58px}.mat-intro{padding-bottom:26px;gap:20px}.mat-intro h1{font-size:10px;margin-bottom:18px;max-width:260px}.mat-display{font-size:38px;line-height:1.1}.mat-intro-text{font-size:14px}.mat-toolbar{padding:17px 0 22px;gap:6px}.mat-filters{gap:5px}.mat-filters button{font-size:11px;padding:9px 10px;gap:7px;min-height:44px}.mat-practical{font-size:11px}.mat-catalog,.mat-related-grid{grid-template-columns:minmax(0,1fr);gap:22px}.mat-catalog:not(.is-filtered)>.mat-card:first-child,.mat-related-grid>.mat-card:last-child{grid-column:auto;grid-row:auto}.mat-catalog:not(.is-filtered)>.mat-card:first-child>a{display:flex}.mat-catalog:not(.is-filtered)>.mat-card:first-child .mat-card-visual,.mat-card-visual,.mat-catalog:not(.is-filtered)>.mat-card:nth-child(2) .mat-card-visual,.mat-catalog:not(.is-filtered)>.mat-card:nth-child(3) .mat-card-visual{height:180px;min-height:0}.mat-catalog:not(.is-filtered)>.mat-card:first-child .mat-card-copy,.mat-card-copy{padding:23px}.mat-card h2,.mat-catalog:not(.is-filtered)>.mat-card:first-child h2,.mat-catalog:not(.is-filtered)>.mat-card:nth-child(2) h2,.mat-catalog:not(.is-filtered)>.mat-card:nth-child(3) h2{font-size:25px}.mat-catalog:not(.is-filtered)>.mat-card:first-child .mat-card-copy>p{font-size:13px}.mat-breadcrumbs{font-size:10px;gap:6px 9px}.mat-breadcrumbs [aria-current]{flex-basis:100%}.mat-breadcrumbs>span:nth-child(4){display:none}.mat-article-heading h1{font-size:36px;line-height:1.13;overflow-wrap:break-word}.mat-article-meta{font-size:10px;gap:10px;margin-bottom:18px}.mat-article-meta>span+span{padding-left:10px}.mat-lead{font-size:16px;margin-top:20px}.mat-body{font-size:16px}.mat-body h2{font-size:25px;margin-top:38px}.mat-body h3{font-size:21px}.mat-body p{line-height:1.8;margin-bottom:22px}.mat-gallery>div{grid-template-columns:1fr;gap:20px}.mat-figure figcaption{font-size:10px;flex-wrap:wrap;gap:6px}.mat-enlarge-label{right:10px;bottom:10px}.mat-reading-end{margin-top:30px;gap:16px}.mat-related{padding-top:30px;margin-top:30px}.mat-related h2{font-size:30px}.mat-abstract img{max-height:170px}#material-viewer.mat-viewer{width:100%;height:100dvh;border-radius:0;margin:0;max-height:100dvh}.mat-viewer-top{padding:12px 20px;min-height:72px}.mat-viewer-scroll{padding:12px}.mat-viewer-bottom{padding:12px 20px}.mat-viewer-bottom>[data-viewer-zoom]{margin-left:auto;font-size:11px}.mat-viewer-top>p{max-width:210px;font-size:11px}}
@media(max-width:600px){.mat-filters{width:100%;max-width:100%;flex-wrap:nowrap;overflow-x:auto;overscroll-behavior-x:contain;padding:3px 0 7px;scrollbar-width:thin}.mat-filters button{flex:none}.mat-toolbar{width:100%}.mat-toc nav a{min-height:44px;display:flex;align-items:center}.mat-toc nav a:focus-visible{outline-offset:0}}
@media(prefers-reduced-motion:reduce){.mat-filters button,.mat-card>a,#material-viewer .dialog-close svg{transition:none}}