:root{--sidebar:#252928;--sidebar-text:#b2b8be;--nav-bg:#f5f6f7;--nav-card:#fff;--nav-red:#ef4e5a;--nav-line:#e8ebea;--nav-shadow:0 0 20px -5px rgba(100,108,105,.2)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.site-sidebar{position:fixed;inset:0 auto 0 0;z-index:60;width:220px;background:var(--sidebar);color:var(--sidebar-text);transition:transform .25s ease;box-shadow:8px 0 24px rgba(0,0,0,8%)}.sidebar-brand{display:flex;height:74px;align-items:center;padding:0 18px;border-bottom:1px solid rgba(255,255,255,6%)}.sidebar-brand img{display:block;width:180px;height:auto}.sidebar-nav{display:grid;padding:12px 0}.sidebar-group{margin:1.5px 8px;overflow:hidden;border-radius:5px}.sidebar-group-toggle{appearance:none;display:grid;grid-template-columns:28px minmax(0,1fr)auto;align-items:center;gap:10px;width:100%;min-height:49px;padding:0 10px;border:0;background:0 0;color:var(--sidebar-text);font:inherit;font-size:14px;text-align:left;white-space:nowrap;cursor:pointer;transition:color .2s ease,background .2s ease}.sidebar-group-toggle:hover,.sidebar-group.open>.sidebar-group-toggle{color:#fff;background:rgba(0,0,0,.16)}.sidebar-group-toggle img{width:26px;height:26px;object-fit:contain}.sidebar-group-toggle i{font-style:normal;color:#8a938f;font-size:20px;transition:color .2s ease,transform .2s ease}.sidebar-group-toggle:hover i,.sidebar-group.open>.sidebar-group-toggle i{color:#fff}.sidebar-group.open>.sidebar-group-toggle i{transform:rotate(90deg)}.sidebar-submenu[hidden]{display:none}.sidebar-submenu{padding:3px 7px 8px 38px}.sidebar-submenu a{display:block;padding:7px 8px;border-radius:4px;color:#939b98;font-size:13px;line-height:1.45;transition:color .2s ease,background .2s ease}.sidebar-submenu a:hover{color:#fff;background:rgba(0,0,0,.14)}.sidebar-scrim{display:none;border:0}.site-stage{min-height:100vh;margin-left:220px;background:var(--nav-bg);transition:margin-left .25s ease}.site-header{background:#fff;backdrop-filter:none;border:0;box-shadow:0 0 25px 5px rgba(10,10,10,5%)}.header-inner{height:74px;gap:26px}.mobile-brand{display:none}.menu-toggle{display:grid;width:40px;height:40px;place-items:center;border:0;background:0 0;border-radius:8px;padding:0;color:#747b79;font-size:20px;cursor:pointer}.menu-toggle:hover{background:#f1f2f2}.site-nav{margin-left:0;gap:28px;font-weight:500;color:#303536}.site-nav a{padding:25px 0}.search-link{margin-left:auto;display:flex;align-items:center;gap:5px;color:#303536;font-size:14px}.search-link>span:first-child{font-size:27px;line-height:1}.language-switcher{display:flex;align-items:center;flex:none;padding:3px;border:1px solid #dfe3e2;border-radius:999px;background:#f5f6f6;font-size:11px;font-weight:700}.language-switcher a{padding:4px 8px;border-radius:999px;color:#68706d}.language-switcher a.active{color:#fff;background:#333}.language-switcher a:hover{color:var(--nav-red)}.language-switcher a.active:hover{color:#fff}.site-stage .shell{width:min(1900px,calc(100% - 32px))}.nav-home{padding:16px 0 48px}.nav-banner{display:block;overflow:hidden;border-radius:10px;background:#ddd;box-shadow:var(--nav-shadow)}.nav-banner img{display:block;width:100%;aspect-ratio:30/9;object-fit:cover}.nav-banner-en{position:relative}.nav-banner-copy{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;text-align:center;color:#fff;background:rgba(15,18,18,.93)}.nav-banner-copy b{max-width:780px;font-size:clamp(24px,3.1vw,46px);line-height:1.12}.nav-banner-copy small{margin-top:10px;color:#dce2df;font-size:clamp(12px,1.3vw,17px)}.home-feature-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:8px;margin-top:18px}.feature-card{position:relative;isolation:isolate;display:flex;min-height:112px;flex-direction:column;justify-content:flex-end;overflow:hidden;padding:16px;color:#fff;border-radius:8px;background:#444;box-shadow:var(--nav-shadow)}.feature-card:before{content:"";position:absolute;inset:0;z-index:-2;background-image:var(--feature-image);background-size:cover;background-position:50%;transition:transform .3s ease}.feature-card:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(to top,rgba(0,0,0,.8),rgba(0,0,0,3%) 68%)}.feature-card:hover:before{transform:scale(1.035)}.feature-card span{font-size:11px;color:#ffe66e}.feature-card strong{font-size:18px;line-height:1.25}.feature-card small{color:#e4e8e8}.feature-primary{min-height:232px;padding:24px}.feature-primary:before{background-size:54%;background-repeat:no-repeat;background-position:18%;background-color:#bc8170}.feature-primary:after{background:linear-gradient(90deg,rgba(25,23,24,.12),rgba(25,23,24,.84))}.feature-primary span,.feature-primary strong,.feature-primary small{margin-left:55%}.feature-primary strong{font-size:24px}.feature-stack{display:grid;gap:8px}.notice-card{min-height:232px;overflow:hidden;border-radius:8px;background:#fff;box-shadow:var(--nav-shadow)}.notice-title{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;background:#e9eaea;font-size:13px}.notice-title a{font-size:11px;color:#666}.notice-item{display:flex;gap:11px;padding:20px 14px}.notice-item i{width:9px;height:9px;margin-top:7px;border:2px solid #aab0b0;border-radius:50%;box-shadow:0 0 0 3px #eef0f0}.notice-item span{display:grid;min-width:0}.notice-item b{font-size:13px;line-height:1.45}.notice-item small{margin-top:10px;color:#8b9293;font-size:11px}.directory-section{margin-top:28px;padding:0;background:0 0}.directory-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.directory-heading>div{display:flex;align-items:center;gap:8px}.directory-heading img{width:24px;height:24px}.directory-heading h2{margin:0;font-size:18px}.directory-heading>a{font-size:12px;color:#666}.directory-heading>a:hover{color:var(--nav-red)}.directory-tabs{display:flex;gap:5px;flex-wrap:wrap;margin:0 0 14px}.directory-tabs button{appearance:none;border:0;padding:6px 14px;border-radius:999px;background:#e7e8e8;color:#555;font:inherit;font-size:12px;cursor:pointer}.directory-tabs button.is-active,.directory-tabs button:hover{color:#fff;background:var(--nav-red)}.directory-tabs button:focus-visible{outline:2px solid var(--nav-red);outline-offset:2px}.nav-entry-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.nav-entry[hidden]{display:none!important}.filter-empty{margin:0;padding:22px;border-radius:7px;background:#fff;color:#8a9290;text-align:center;box-shadow:var(--nav-shadow)}.nav-entry{display:grid;grid-template-columns:34% minmax(0,1fr);min-height:100px;overflow:hidden;border:0;border-radius:7px;background:#fff;box-shadow:var(--nav-shadow);transition:transform .2s ease,box-shadow .2s ease}.nav-entry:hover{transform:translateY(-2px);box-shadow:0 8px 22px -8px rgba(76,83,81,.34)}.nav-entry-media{display:block;overflow:hidden;background:#edf0f0}.nav-entry-media img{width:100%;height:100%;min-height:100px;object-fit:cover;transition:transform .3s ease}.nav-entry:hover .nav-entry-media img{transform:scale(1.04)}.nav-entry-media span{display:grid;height:100%;place-items:center;font-weight:800;color:#777}.nav-entry>div{align-self:center;padding:9px 10px;min-width:0}.nav-entry p{margin:0;color:var(--nav-red);font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.nav-entry h3{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2;margin:3px 0;font-size:14px;line-height:1.4}.nav-entry h3 a:hover{color:var(--nav-red)}.nav-entry time{color:#9aa0a1;font-size:10px}.site-stage>.site-footer{padding:26px 0 20px;color:#7a8280;background:#fff;border-top:1px solid var(--nav-line)}.footer-compact{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:12px}.footer-compact p{margin:0}.footer-compact nav{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.footer-compact nav span{color:#969d9a}.footer-compact nav a:hover{color:var(--nav-red)}.article-shell{padding-top:26px}.article-layout{grid-template-columns:minmax(0,820px)220px;gap:36px}.page-hero{background:linear-gradient(135deg,#343938,#555d5a)}.prose a.copy{display:inline-flex;align-items:center;margin-inline-start:.35em;padding:2px 8px;border-radius:999px;background:#eef3f8;color:#1768c5;font-size:12px;font-weight:700;line-height:1.6;text-decoration:none;vertical-align:middle;white-space:nowrap;cursor:pointer;transition:color .18s ease,background .18s ease}.prose a.copy:hover{background:#dfeaf5;color:#0f58a9}.prose a.copy.is-copied{background:#e3f5e9;color:#168348}.prose a.copy.is-copy-error{background:#fde9e9;color:#bc3434}.prose [id]{scroll-margin-top:92px}.prose .legacy-anchor{display:block;height:0;overflow:hidden;scroll-margin-top:92px}body.sidebar-collapsed .site-sidebar{transform:translateX(-100%)}body.sidebar-collapsed .site-stage{margin-left:0}@media(max-width:1599px){.nav-entry-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:1199px){.nav-entry-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.site-stage .shell{width:min(1120px,calc(100% - 28px))}}@media(max-width:960px){.site-stage{margin-left:0}.site-sidebar{width:min(300px,84vw);transform:translateX(-105%);box-shadow:14px 0 40px rgba(0,0,0,.25)}.site-sidebar.open{transform:none}.sidebar-scrim{position:fixed;inset:0 0 0 min(300px,84vw);z-index:55;background:rgba(0,0,0,.36)}body.sidebar-open .sidebar-scrim{display:block}.header-inner{position:relative;justify-content:space-between}.mobile-brand{display:block;position:absolute;left:50%;transform:translateX(-50%)}.mobile-brand img{display:block;width:142px;height:auto}.menu-toggle{margin-left:0}.site-nav{display:none!important}.search-link{margin-left:auto}.search-text{display:none}.home-feature-grid{grid-template-columns:1.5fr 1fr}.notice-card{grid-column:1/-1;min-height:auto}.notice-item{padding:14px}.article-layout{grid-template-columns:1fr}}@media(max-width:700px){.site-stage .shell{width:min(100% - 20px,1120px)}.header-inner{height:58px;gap:8px}.menu-toggle{width:34px;height:34px}.mobile-brand img{width:120px}.language-switcher{margin-left:8px}.language-switcher a{padding:4px 6px}.nav-home{padding-top:10px}.nav-banner img{aspect-ratio:3.25/1}.nav-banner-copy{padding:10px}.nav-banner-copy b{font-size:16px}.nav-banner-copy small{display:none}.home-feature-grid{grid-template-columns:1fr;gap:10px;margin-top:12px}.feature-primary{min-height:154px}.feature-primary span,.feature-primary strong,.feature-primary small{margin-left:48%}.feature-primary strong{font-size:20px}.feature-stack{grid-template-columns:1fr 1fr}.feature-stack .feature-card{min-height:112px}.directory-section{margin-top:22px}.directory-heading h2{font-size:16px}.directory-tabs{margin-bottom:10px}.directory-tabs button{padding:5px 11px}.nav-entry-grid{grid-template-columns:1fr;gap:9px}.nav-entry{grid-template-columns:106px minmax(0,1fr);min-height:82px}.nav-entry-media img{min-height:82px}.nav-entry>div{padding:7px 9px}.nav-entry h3{font-size:13px}.footer-compact{display:grid;justify-content:start;gap:8px}.site-stage>.site-footer{padding-top:22px}}.article-layout{display:block;max-width:820px;margin-inline:auto}.content-unavailable{margin:20px 0;padding:22px;border:1px solid #dce4eb;border-radius:14px;background:#f3f6f9;color:#53647a;text-align:center}