:root{--ink:#15273b;--muted:#637185;--accent:#2863ee;--line:#e0e7f0;--soft:#f2f6fc;--nav:#23334e}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:96px}body{margin:0;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.7}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}h1,h2,h3,p,figure{margin:0}h1,h2,h3{line-height:1.4}button{cursor:pointer}[hidden]{display:none!important}.container{width:min(1200px,90%);margin-inline:auto}.section{padding:68px 0 76px}.eyebrow{font-size:11px;font-weight:600;letter-spacing:2.2px;color:var(--accent);margin-bottom:12px}.skip{position:fixed;left:12px;top:-70px;z-index:100;background:#fff;padding:10px 16px}.skip:focus{top:10px}:focus-visible{outline:3px solid #79a9ff;outline-offset:4px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.site-header{position:sticky;top:0;z-index:30}.hero-header #navigation a[aria-current="page"]{color:#fff}.hero-header #navigation a[aria-current="page"]::after{transform:scaleX(1)}
.news-hero{min-height:350px;background:#0b1d33;color:white;position:relative;isolation:isolate;overflow:hidden}.hero-photo{position:absolute;inset:0 0 0 auto;width:72%;height:100%;object-fit:cover;object-position:center 48%;z-index:-3}.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,#061629 2%,#081b31f2 30%,#081b31b3 58%,#081b314d 100%);z-index:-2}.hero-content{padding:24px 0 43px}.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:13px;font-size:12px;color:#bfccdc;margin-bottom:32px}.breadcrumb a:hover{color:#fff}.news-hero .eyebrow{color:#8dbdff}.news-hero h1{font-size:48px;letter-spacing:2px;margin-bottom:9px}.hero-subtitle{font-size:22px;font-weight:600;margin-bottom:9px}.hero-description{font-size:14px;color:#cbd6e4;line-height:1.9}.section-top{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:25px}.section-top h2,.list-heading h2{font-size:30px}.preview-note{font-size:12px;color:var(--muted);padding-bottom:4px}.featured{display:grid;grid-template-columns:1.05fr 1fr;border:1px solid var(--line);border-radius:5px;overflow:hidden;background:var(--soft)}.featured-image{overflow:hidden;min-height:325px}.featured-image img{width:100%;height:100%;object-fit:cover}.featured-copy{display:flex;flex-direction:column;align-items:start;justify-content:center;padding:36px 42px}.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:13px;font-size:11px}.category-tag{color:#1d59ad;font-weight:600}.reading-time{color:#77869a;font-size:11px}.featured-copy h3{font-size:27px;margin:17px 0 14px;max-width:450px}.featured-copy>p{font-size:14px;line-height:1.9;color:#5c6c80}.featured-copy .button{margin-top:26px}.button{display:inline-flex;align-items:center;justify-content:center;gap:26px;min-height:46px;padding:11px 23px;background:var(--accent);border:1px solid var(--accent);color:#fff;border-radius:3px;font-size:13px;font-weight:600;transition:background .18s,transform .18s}.button:hover{background:#1752d7;transform:translateY(-1px)}.button-outline{background:transparent;border-color:#a8bcd2}.button-outline:hover{background:#ffffff12}.list-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin:64px 0 26px}.list-heading>p{font-size:12px;color:var(--muted);padding-bottom:4px}.list-tools{display:flex;gap:22px;justify-content:space-between;align-items:center;margin-bottom:30px;padding-bottom:19px;border-bottom:1px solid var(--line)}.category-filters{display:flex;flex-wrap:wrap;gap:8px}.filter{display:flex;align-items:center;gap:8px;padding:9px 13px;font-size:13px;min-height:42px;border:1px solid transparent;color:#586c84;background:transparent;border-radius:3px;transition:background .18s,color .18s}.filter span{font-size:10px;color:#8393a7}.filter:hover{background:#f2f6fc;color:#215cd2}.filter.is-active{background:var(--accent);color:#fff}.filter.is-active span{color:#d9e5ff}#news-search{display:flex;align-items:center;min-height:43px;border:1px solid #dbe3ed;border-radius:3px;width:280px;flex-shrink:0;background:#fff}#news-search:focus-within{border-color:#81a9ff;box-shadow:0 0 0 2px #2863ee10}#news-search svg{width:17px;height:17px;margin-left:13px;fill:none;stroke:#7d8da3;stroke-width:1.7;flex-shrink:0}#search-input{border:0;background:transparent;min-width:0;width:100%;font-size:13px;outline:0;padding:10px 9px;color:var(--ink)}#news-search button{align-self:stretch;padding:7px 11px;color:#215cba;border:0;background:transparent;font-size:12px;flex-shrink:0}#news-search button:hover{background:var(--soft)}.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px 25px}.news-card{border:1px solid var(--line);border-radius:4px;overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .22s,border-color .22s,transform .22s;background:white}.news-card:hover{border-color:#c4d4ef;box-shadow:0 10px 25px #1936570e;transform:translateY(-3px)}.card-image{display:block;aspect-ratio:3/2;overflow:hidden;background:#f1f4f8}.card-image img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}.card-image img.contain{object-fit:contain;padding:25px;background:#f5f7fa}.news-card:hover .card-image img{transform:scale(1.025)}.card-copy{padding:23px 24px 24px;display:flex;flex-direction:column;flex:1}.card-copy h3{font-size:19px;margin:13px 0 11px;line-height:1.6}.card-copy h3 a:hover,.featured h3 a:hover{color:#1f5cc8}.card-copy>p{font-size:12px;color:var(--muted);line-height:1.9;margin-bottom:23px}.text-link{display:inline-flex;align-items:center;gap:20px;font-size:12px;color:#1856ab;font-weight:600}.text-link:hover{color:#2863ee}.text-link span{transition:transform .18s}.text-link:hover span{transform:translate(2px,-1px)}.card-copy>.text-link{margin-top:auto;align-self:start;min-height:30px}.empty-state{text-align:center;padding:65px 20px;background:var(--soft);border:1px solid var(--line);border-radius:4px}.empty-state>span{font-size:43px;color:#6992db}.empty-state h3{font-size:21px;margin:8px 0}.empty-state p{font-size:13px;color:var(--muted);margin-bottom:23px}.no-js-note{font-size:13px;padding:20px 0;color:var(--muted)}.explore-strip{padding:49px 0;background:linear-gradient(110deg,#0b2850,#143f75);color:#fff}.explore-inner{display:flex;align-items:center;justify-content:space-between;gap:40px}.explore-strip .eyebrow{color:#8bb9fa}.explore-inner h2{font-size:28px;margin-bottom:10px}.explore-inner p:not(.eyebrow){font-size:13px;color:#bdd0e6}.actions{display:flex;flex-wrap:wrap;gap:12px;flex-shrink:0}
.article-breadcrumb{margin:29px 0 37px;color:#70829a}.article-breadcrumb a:hover{color:var(--accent)}.article-heading{max-width:920px;padding-bottom:30px}.draft-label{font-size:10px;background:var(--soft);border:1px solid var(--line);padding:2px 7px;color:#657d9b;border-radius:2px}.article-heading h1{font-size:38px;margin:18px 0 18px;line-height:1.5}.article-heading>p{max-width:840px;font-size:15px;line-height:1.9;color:#677a91}.article-byline{display:flex;flex-wrap:wrap;gap:22px;font-size:11px;color:#8391a3;margin-top:24px}.article-layout{display:grid;grid-template-columns:minmax(0,820px) minmax(0,260px);gap:76px;align-items:start;border-top:1px solid var(--line);padding-top:34px}.article-cover img{width:100%;height:auto;aspect-ratio:3/2;object-fit:cover;border-radius:4px}.article-cover img.contain{object-fit:contain;padding:35px;background:var(--soft)}.article-cover figcaption{font-size:11px;color:#8995a6;margin-top:10px}.article-lead{font-size:18px;line-height:1.9;border-left:3px solid var(--accent);padding:5px 0 5px 22px;margin:32px 0;color:#344d68}.article-section{margin-top:35px}.article-section h2{font-size:23px;margin-bottom:17px}.article-section p{font-size:15px;line-height:2;color:#50637c;margin-bottom:16px}.article-section ul{padding:20px 28px 20px 43px;margin:20px 0;background:#f5f8fc;border-radius:3px;color:#526882;font-size:14px;line-height:2}.article-section li{padding:3px 0}.article-section li::marker{color:var(--accent)}.article-aside{position:sticky;top:99px}.toc{background:var(--soft);padding:25px 24px;border-top:3px solid var(--accent)}.toc h2{font-size:18px}.toc ol{padding-left:20px;margin:17px 0 0;font-size:12px;line-height:1.9;color:#596e89}.toc li{padding:9px 0}.toc a:hover{color:var(--accent)}.aside-contact{margin-top:25px;border:1px solid var(--line);padding:23px}.aside-contact h3{font-size:16px}.aside-contact p{font-size:12px;color:var(--muted);margin:12px 0 19px}.article-next{padding:23px 25px;margin-top:37px;background:var(--soft);border:1px solid var(--line);border-radius:3px}.article-next p{font-size:11px;color:#7a8da5;margin-bottom:9px}.article-return{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);margin:30px 0 0;padding-top:24px;font-size:12px;color:#53729c}.article-return a:hover{color:var(--accent)}.related-articles{padding:65px 0 70px}.related-articles h2{font-size:25px}.related-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:25px}.related-card{display:block;border:1px solid var(--line);border-radius:4px;padding:27px 30px;transition:background .2s}.related-card:hover{background:var(--soft)}.related-card .category-tag{font-size:11px}.related-card h3{font-size:20px;margin:13px 0 24px}.related-card>.text-link{font-size:11px}
footer{background:#081624;color:#d9e4f0;padding:43px 0 20px}.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px}.footer-brand{display:grid;gap:5px}.footer-brand strong{font-size:23px}.footer-brand span{font-size:9px;letter-spacing:1px;color:#a6b9ce}.footer-grid h3{font-size:13px;margin-bottom:13px}.footer-grid p{font-size:11px;color:#9aacc1;line-height:1.9;margin-top:15px}.footer-grid>div>a:not(.footer-brand){display:block;font-size:11px;color:#b5c3d5;margin-top:7px}.footer-grid a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #ffffff1a;margin-top:29px;padding-top:20px;font-size:10px;color:#8da0b7}
@media(max-width:1100px){.list-tools{flex-wrap:wrap}.news-grid{gap:22px;grid-template-columns:repeat(2,minmax(0,1fr))}.featured-copy{padding:28px}.featured-copy h3{font-size:24px}.featured-image{min-height:310px}.article-layout{grid-template-columns:minmax(0,1fr) 230px;gap:35px}.article-heading h1{font-size:33px}.explore-inner h2{font-size:24px}}
@media(max-width:700px){html{scroll-padding-top:88px}.section{padding:43px 0 48px}.news-hero{min-height:322px}.hero-photo{width:100%;object-position:67% center}.hero-shade{background:linear-gradient(90deg,#07182af0,#081b31cf 60%,#081b31a8)}.hero-content{padding:20px 0 36px}.breadcrumb{margin-bottom:30px;font-size:11px}.news-hero h1{font-size:38px}.hero-subtitle{font-size:19px}.hero-description{font-size:13px}.section-top{display:block;margin-bottom:20px}.section-top h2,.list-heading h2{font-size:26px}.preview-note{margin-top:11px;font-size:11px}.featured{grid-template-columns:1fr}.featured-image{min-height:0;aspect-ratio:3/2}.featured-copy{padding:26px}.featured-copy h3{font-size:24px;line-height:1.5}.featured-copy>p{font-size:13px}.featured-copy .button{margin-top:21px}.list-heading{margin-top:43px;margin-bottom:22px}.list-heading>p{font-size:11px}.list-tools{gap:18px;margin-bottom:25px}.category-filters{gap:5px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));width:100%}.filter{padding:9px 5px;font-size:12px;gap:4px;justify-content:center}.filter span{font-size:9px}#news-search{width:100%}.news-grid{grid-template-columns:1fr;gap:24px}.card-copy{padding:23px}.card-copy h3{font-size:21px;line-height:1.5}.card-copy>p{font-size:13px}.explore-strip{padding:35px 0}.explore-inner{display:block}.explore-inner h2{font-size:25px}.explore-inner .actions{margin-top:24px}.button{padding-inline:20px;gap:20px}.footer-grid{grid-template-columns:1fr 1fr;gap:27px 22px}.footer-bottom{flex-wrap:wrap;gap:12px}.article-breadcrumb{margin:22px 0 29px}.article-heading{padding-bottom:26px}.article-heading h1{font-size:28px;line-height:1.5;margin-block:16px}.article-heading>p{font-size:13px}.article-byline{gap:16px;font-size:10px;margin-top:20px}.article-layout{display:flex;flex-direction:column;gap:25px;padding-top:25px}.article-aside{position:static;order:-1;width:100%}.toc{padding:18px 21px}.toc .eyebrow{display:none}.toc ol{margin:8px 0 0}.toc li{padding:4px 0}.aside-contact{display:none}.article-lead{font-size:16px;margin:24px 0;padding-left:17px}.article-section h2{font-size:21px}.article-section p{font-size:14px}.article-section ul{font-size:13px;padding:16px 20px 16px 34px}.article-section{margin-top:28px}.article-next{padding:20px}.article-cover img.contain{padding:24px}.related-articles{padding:43px 0 46px}.related-grid{grid-template-columns:1fr;gap:16px}.related-card{padding:23px}.related-card h3{font-size:19px;margin-bottom:18px}.related-articles .section-top{display:flex;align-items:center;gap:12px}.related-articles h2{font-size:22px}.related-articles .text-link{font-size:11px;gap:8px}}
@media(max-width:380px){.filter{font-size:11px;padding-inline:4px}.filter span{display:none}.article-heading h1{font-size:26px}.explore-inner h2{font-size:23px}.card-copy h3{font-size:20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}.button:hover,.news-card:hover,.news-card:hover .card-image img,.text-link:hover span{transform:none}}
.site-header.hero-header{align-items:center}

/* User-selected photos: preserve complete workshop and product compositions. */
.card-image img.contain{padding:10px;background:#fff}
.article-cover img.contain{background:#fff;max-height:560px}


.article-sources{border-top:1px solid var(--line);padding-top:24px}.article-sources h2{font-size:18px}.article-sources a{color:var(--accent);overflow-wrap:anywhere}.article-sources a:hover{text-decoration:underline}.article-sources p{font-size:12px;color:var(--muted)}