*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#F6F4EE;color:#3E4A45;font:16px/1.8 system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:#21463B;text-decoration-thickness:1px;text-underline-offset:3px}a:hover{color:#C56B3D}a:focus-visible,button:focus-visible{outline:3px solid #C6A15B;outline-offset:3px}.shell{width:min(1180px,calc(100% - 64px));margin-inline:auto;min-width:0}.skip-link{position:absolute;left:16px;top:-60px;z-index:50;background:#fff;padding:10px 14px;border-radius:9px}.skip-link:focus{top:8px}.site-header{background:#F6F4EE;border-bottom:1px solid #D9DED8;position:relative;z-index:20}.header-row{height:70px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto}.brand-logo{height:32px;max-width:165px;width:auto;display:block}.brand-icon{height:30px;width:auto;max-width:30px;display:block}.brand-mark{display:grid;place-items:center;width:48px;height:30px;border-radius:8px;background:#21463B;color:#F4F3ED;font-weight:700;line-height:1}.brand-name{font-weight:750;color:#1F2D28;white-space:nowrap}.desktop-nav{display:flex;align-items:center;justify-content:center;gap:22px;margin-left:auto}.desktop-nav a{font-size:15px;text-decoration:none;color:#3E4A45;white-space:nowrap}.desktop-nav a.active{color:#17352D;font-weight:700}.header-actions{display:flex;gap:8px;align-items:center}.menu-toggle,.mobile-link,.menu-close,.button{min-height:44px;border:1px solid #21463B;border-radius:9px;background:transparent;color:#21463B;padding:9px 14px;font:inherit;font-size:15px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.menu-toggle:hover,.menu-close:hover,.button:hover{background:#21463B;color:#fff}.mobile-toggle{display:none}.directory-panel{background:#ECEFE8;border-top:1px solid #D9DED8;border-bottom:1px solid #D9DED8}.directory-panel[hidden]{display:none!important}.directory-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;padding-block:28px}.directory-grid section{min-width:0}.directory-grid h2,.mobile-groups h2{font-size:16px;margin:0 0 10px;color:#1F2D28}.directory-grid section>a{display:block;text-decoration:none;padding:6px 0}.directory-grid section>a span{display:block;font-size:13px;color:#66716C}.service-line{grid-column:1/-1;border-top:1px solid #D9DED8;padding-top:18px}.service-links{display:flex;flex-wrap:wrap;gap:8px 18px}.service-links a{font-size:14px}.menu-close{grid-column:1/-1;justify-self:end}.mobile-directory{display:none}.site-footer{background:#183129;color:#F4F3ED;margin-top:68px;padding:46px 0 24px}.site-footer a{color:#F4F3ED;text-decoration:none}.site-footer a:hover{color:#E8D3A4}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:28px}.footer-grid h2{font-size:16px;color:#F4F3ED;margin:0 0 10px}.footer-grid p{font-size:14px;color:#D8DED8;margin:0}.footer-grid a{display:block;font-size:14px;margin:4px 0}.footer-bottom{border-top:1px solid rgba(255,255,255,.16);margin-top:28px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;font-size:14px}.mobile-bottom{display:none}.page-main{padding-top:38px}.breadcrumbs{font-size:14px;color:#66716C;margin-bottom:12px}.breadcrumbs a{color:#66716C}.page-head{max-width:900px;margin-bottom:42px}.page-head h1,.hero-copy h1{font-size:34px;line-height:1.25;color:#1F2D28;margin:0 0 16px}.page-head p{max-width:780px;margin:0;color:#52605A}.tag{display:inline-block;background:#F2E7D7;color:#71482F;border-radius:999px;padding:4px 10px;font-size:14px;margin-bottom:12px}.article{max-width:780px}.article-wide{max-width:980px}.section{margin:0 0 58px}.section h2{font-size:25px;line-height:1.35;color:#1F2D28;margin:0 0 16px}.section h3{font-size:19px;line-height:1.45;color:#1F2D28;margin:24px 0 8px}.section p{margin:0 0 16px}.section ul,.section ol{padding-left:1.3em}.related{border-top:1px solid #D9DED8;padding-top:18px;display:flex;flex-wrap:wrap;gap:10px 20px}.content-image{display:block;max-width:100%;height:auto;object-fit:contain;margin:24px 0;min-width:0;border:1px solid #D9DED8;background:#ECEFE8;border-radius:12px}.image-regular{width:min(420px,100%);max-height:240px}.image-focus{width:min(680px,100%);max-height:300px}.image-mobile{width:min(240px,100%);max-height:380px}.hero{display:grid;grid-template-columns:minmax(0,7fr) minmax(280px,5fr);gap:44px;align-items:center;min-height:360px;padding:48px 0 54px}.hero-copy{min-width:0}.hero-copy p{max-width:660px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}.hero-visual{min-width:0;display:flex;justify-content:flex-end}.hero-visual img{width:min(430px,100%);max-height:300px}.feature-line{display:grid;grid-template-columns:1.4fr .8fr;gap:38px;align-items:start}.feature-main{background:#ECEFE8;border-radius:16px;padding:28px}.feature-minor{border-left:3px solid #C6A15B;padding-left:20px;margin-bottom:28px}.purpose-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:42px;align-items:start}.purpose-list{position:sticky;top:90px;border-left:1px solid #D9DED8;padding-left:20px}.purpose-list a{display:block;margin:9px 0}.people-space{display:grid;grid-template-columns:1.35fr .65fr;gap:36px;align-items:start}.visual-note{background:#F2E7D7;border-radius:12px;padding:22px}.prose-flow{max-width:760px}.lab-layout{display:grid;grid-template-columns:minmax(250px,340px) minmax(0,1fr);gap:40px;align-items:start}.step-line{border-left:2px solid #C6A15B;padding-left:28px}.step-line article{position:relative;margin:0 0 26px}.step-line article:before{content:"";position:absolute;width:10px;height:10px;border-radius:50%;background:#C56B3D;left:-34px;top:9px}.topic-mix{display:grid;grid-template-columns:1.35fr .65fr;gap:26px}.topic-main{background:#21463B;color:#F4F3ED;border-radius:16px;padding:28px}.topic-main h2,.topic-main h3,.topic-main a{color:#F4F3ED}.topic-short{border-bottom:1px solid #D9DED8;padding:0 0 18px;margin-bottom:18px}.note-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(220px,320px);gap:34px;align-items:end}.continue-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:40px;align-items:center;background:#ECEFE8;padding:28px;border-radius:16px}.link-strip{display:flex;flex-wrap:wrap;gap:10px 18px;border-top:1px solid #D9DED8;padding-top:18px;margin-top:24px}.rail-layout{display:grid;grid-template-columns:84px minmax(0,1fr);gap:24px}.number-rail{font-size:34px;color:#C56B3D;font-weight:700}.stage{padding:0 0 28px;margin-bottom:28px;border-bottom:1px solid #D9DED8}.aside-layout{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:36px}.side-index{border-left:1px solid #D9DED8;padding-left:20px}.side-index a{display:block;margin:8px 0}.sound-list{background:#ECEFE8;padding:18px 22px;border-radius:12px}.article-letter{padding-bottom:42px;border-bottom:1px solid #D9DED8;margin-bottom:44px}.narrow{max-width:680px}.topic-row{display:grid;grid-template-columns:.8fr 1.2fr;gap:30px;padding:24px 0;border-top:1px solid #D9DED8}.archive-group{padding:22px 0;border-top:1px solid #D9DED8}.archive-group h2{margin-bottom:8px}.archive-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 20px}.faq-item{padding:0 0 26px;margin-bottom:26px;border-bottom:1px solid #D9DED8}.faq-item h2{font-size:19px;margin-bottom:8px}.policy section{margin-bottom:34px}.policy h2{font-size:22px}.contact-types li{margin-bottom:12px}.quote-box{background:#F2E7D7;border-left:3px solid #C56B3D;padding:18px 20px;margin:24px 0}.mobile-product{display:grid;grid-template-columns:240px minmax(0,1fr);gap:42px;align-items:start}.checklist{padding-left:1.25em}.checklist li{margin:8px 0}
@media(max-width:1024px){.shell{width:min(100% - 44px,1180px)}.desktop-nav{gap:14px}.desktop-nav a:nth-child(4){display:none}.footer-grid{grid-template-columns:repeat(3,1fr)}.footer-grid section:first-child{grid-column:1/-1}.hero{grid-template-columns:1.2fr .8fr;gap:28px}.topic-mix{grid-template-columns:1fr 1fr}}
@media(max-width:768px){.shell{width:calc(100% - 32px)}.header-row{height:60px;gap:10px}.brand-logo{height:27px}.brand-icon{height:27px;max-width:27px}.brand-name{font-size:15px}.desktop-nav,.desktop-toggle{display:none}.mobile-toggle{display:inline-flex}.wide-label{display:none}.header-actions{margin-left:auto}.mobile-directory{display:block}.mobile-groups{padding-block:20px}.mobile-groups section{margin-bottom:18px}.mobile-groups section>div{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px 14px}.mobile-groups a{padding:6px 0}.desktop-directory{display:none!important}.page-main{padding-top:28px}.page-head h1,.hero-copy h1{font-size:28px}.page-head{margin-bottom:34px}.section{margin-bottom:42px}.section h2{font-size:22px}.section h3{font-size:18px}.hero{grid-template-columns:1fr;min-height:0;padding:34px 0 42px}.hero-visual{justify-content:flex-start}.hero-visual img{max-height:220px}.feature-line,.purpose-layout,.people-space,.lab-layout,.topic-mix,.note-layout,.continue-layout,.aside-layout,.mobile-product{grid-template-columns:1fr}.purpose-list{position:static}.rail-layout{grid-template-columns:48px minmax(0,1fr)}.number-rail{font-size:26px}.topic-row{grid-template-columns:1fr}.archive-links{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,1fr)}.footer-grid section:first-child{grid-column:1/-1}.footer-bottom{flex-direction:column}.site-footer{margin-top:48px;padding-bottom:88px}.mobile-bottom{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:0;right:0;bottom:0;z-index:30;background:#fff;border-top:1px solid #D9DED8;padding-bottom:env(safe-area-inset-bottom);min-height:56px}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:56px;text-decoration:none;font-size:15px}.mobile-bottom a.active{font-weight:700;color:#C56B3D}body{padding-bottom:calc(56px + env(safe-area-inset-bottom))}.image-regular{max-height:200px}.image-focus{max-height:260px}.image-mobile{width:min(190px,100%);max-height:290px}.continue-layout{padding:20px}.mobile-product img{justify-self:start}}
@media(max-width:390px){.shell{width:calc(100% - 32px)}.brand-mark{width:42px}.brand-name{font-size:14px}.menu-toggle,.mobile-link{padding-inline:10px}.mobile-groups section>div{grid-template-columns:1fr}.hero-actions{flex-direction:column;align-items:flex-start}.footer-grid{grid-template-columns:1fr}.footer-grid section:first-child{grid-column:auto}.rail-layout{grid-template-columns:1fr}.number-rail{font-size:15px}.content-image{max-width:100%}}
