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20px;font-weight:700;line-height:1.5;display:inline-flex}.ui-button:hover{color:#fff;background:#103a7c}.ui-button-outline{color:var(--color-primary);background:#fff}.ui-button-outline:hover{color:#103a7c;background:#edf2fb}.ui-text-link{min-height:44px;color:var(--color-primary);text-underline-offset:4px;align-items:center;gap:14px;font-weight:700;text-decoration:underline;display:inline-flex}.site-header{border-top:3px solid var(--color-primary);background:#fff}.header-row{grid-template-columns:minmax(200px,1fr) minmax(180px,340px) auto;align-items:center;gap:24px;min-height:68px;padding-block:12px;display:grid;position:relative}.site-brand{flex-shrink:0;align-items:center;gap:12px;width:max-content;max-width:100%;display:inline-flex}.brand-symbol{object-fit:contain;width:44px;height:44px;display:block}.brand-wordmark{object-fit:contain;width:139.5px;height:44px;display:block}.site-search{align-items:stretch;gap:12px;width:100%;min-width:0;display:flex}.search-input-wrap{flex:1;min-width:0;position:relative}.search-input-wrap svg{pointer-events:none;width:20px;height:20px;color:var(--color-muted);position:absolute;top:50%;left:16px;transform:translateY(-50%)}.site-search input{width:100%;min-width:0;height:52px;color:var(--color-ink);background:#fff;border:1px solid #777970;border-radius:6px;padding:12px 16px 12px 48px;font-size:16px}.site-search input::placeholder{color:var(--color-muted);opacity:1}.site-search .ui-button{flex:none}.header-search .site-search input,.header-search .ui-button{height:44px;min-height:44px}.header-search .ui-button{border-radius:6px;min-width:70px;padding:8px 16px}.header-social{align-items:center;gap:0;height:44px;display:flex}.social-link{color:#fff;flex:none;justify-content:center;align-items:center;width:44px;height:44px;display:flex;position:relative}.social-link:before{content:"";background:#111;border-radius:50%;width:32px;height:32px;position:absolute}.social-link svg{width:20px;height:20px;display:block;position:relative}.social-facebook:before{background:#355596}.social-rss:before{background:#f58200}.social-link[href]:hover{outline:2px solid var(--color-ink);outline-offset:3px}.desktop-nav{border-block:1px solid #b8b9b2}.desktop-nav>div{justify-content:space-between;align-items:stretch;gap:0;display:flex}.desktop-nav a{white-space:nowrap;border-bottom:4px solid #0000;align-items:center;min-height:44px;padding:4px 10px 0;font-size:15px;font-weight:700;display:flex}.desktop-nav a:hover{text-underline-offset:4px;text-decoration:underline}.desktop-nav a[aria-current]{color:var(--color-primary);border-bottom-color:var(--color-primary)}.desktop-nav a[aria-current][href=\/]{color:var(--color-ink);border-bottom-color:#0000}.site-menu{display:none}.site-menu>summary{cursor:pointer;justify-content:center;align-items:center;min-width:36px;min-height:44px;list-style:none;display:flex}.site-menu>summary::-webkit-details-marker{display:none}.mobile-nav{z-index:30;border:1px solid var(--color-ink);background:#fff;max-height:calc(100dvh - 90px);padding:16px;position:absolute;top:calc(100% - 4px);left:0;right:0;overflow-y:auto;box-shadow:0 12px 24px #00000014}.mobile-menu-search{border-bottom:1px solid #b8b9b2;padding-bottom:14px}.mobile-nav nav>a,.mobile-nav nav>details>summary{border-bottom:1px solid var(--color-line);cursor:pointer;align-items:center;min-height:48px;padding:8px 0;font-weight:700;display:flex}.mobile-nav nav>details>summary{justify-content:space-between;list-style:none}.mobile-nav nav>details>summary:after{content:"+"}.mobile-nav nav>details[open]>summary:after{content:"−"}.mobile-subnav{padding:4px 0 8px 14px}.mobile-subnav a{align-items:center;min-height:44px;font-size:14px;display:flex}.mobile-category-label{color:var(--color-muted);margin-top:20px;padding-bottom:8px;font-size:12px;font-weight:700}.mobile-nav a[aria-current]{color:var(--color-primary);text-underline-offset:4px;text-decoration:underline}.site-footer{border-top:1px solid var(--color-line);background:#f7f6f2;margin-top:24px;padding:12px 0}.footer-row{grid-template-columns:auto 1fr;align-items:start;gap:32px;display:grid}.site-footer .site-brand{gap:8px}.site-footer .brand-symbol{width:36px;height:36px}.site-footer .brand-wordmark{width:114px;height:36px}.footer-nav{gap:6px;display:grid}.footer-nav section{grid-template-columns:104px 1fr;gap:12px;display:grid}.footer-nav h2{color:var(--color-muted);padding-top:8px;font-size:14px;font-weight:700}.footer-nav ul{flex-wrap:wrap;gap:0 20px;padding:0;list-style:none;display:flex}.footer-nav a{text-underline-offset:4px;align-items:center;min-height:38px;font-size:14px;display:flex}.footer-nav a:hover{text-decoration:underline}.footer-bottom{border-top:1px solid var(--color-line);color:var(--color-muted);flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:16px;padding-top:12px;font-size:12px;display:flex}.home-directory{padding-block:40px}.section-heading{flex-wrap:wrap;justify-content:space-between;align-items:end;gap:12px;margin-bottom:20px;display:flex}.section-heading h2{font-size:24px;font-weight:700}.section-heading p{color:var(--color-muted);font-size:13px}.purpose-directory{grid-template-columns:1fr 1fr;gap:0 36px;display:grid}.purpose-entry{border-top:1px solid #b8b9b2;align-items:center;gap:18px;min-width:0;min-height:98px;padding:18px 0;display:flex}.purpose-entry:hover strong{color:var(--color-primary);text-decoration:underline}.purpose-entry img{object-fit:cover;border-radius:2px;flex:none;width:88px;height:55px}.purpose-entry>span{flex:1;min-width:0}.purpose-entry strong{font-size:18px;font-weight:700;display:block}.purpose-entry small{color:var(--color-muted);margin-top:4px;font-size:13px;line-height:1.7;display:block}.purpose-entry svg{width:20px;height:20px;color:var(--color-primary);flex:none}.guide-directory{grid-template-columns:1fr 1fr;gap:28px 40px;margin-top:36px;display:grid}.guide-group{border-top:2px solid var(--color-ink);min-width:0;padding-top:16px}.guide-group h2,.guide-group h3{margin-bottom:10px;font-size:20px;font-weight:700}.guide-group h3 a:hover{text-decoration:underline}.guide-links{padding:0;list-style:none}.guide-links a{border-bottom:1px solid var(--color-line);min-height:52px;color:var(--color-primary);justify-content:space-between;align-items:center;gap:18px;padding:10px 0;font-size:15px;display:flex}.guide-links a:hover{text-decoration:underline}.reading-note{background:#faf6ed;border-left:4px solid #95825e;margin-block:30px;padding:20px 24px}.reading-note h2{margin-bottom:8px;font-size:20px;font-weight:700}.reading-note p{color:var(--color-muted);font-size:15px;line-height:1.9}.category-intro{padding-bottom:28px}.category-columns{grid-template-columns:300px minmax(0,1fr);gap:44px;margin-block:28px 40px;display:grid}.category-guides{border-top:2px solid var(--color-ink);padding-top:16px}.category-guides h2{font-size:20px;font-weight:700}.category-guides a[aria-current]{color:var(--color-ink);background:var(--color-paper);font-weight:700}.category-articles h2{margin-bottom:20px;font-size:23px;font-weight:700}.article-list{grid-template-columns:1fr;display:grid}.article-list-item{border-top:1px solid var(--color-line);grid-template-columns:112px minmax(0,1fr);align-items:start;gap:20px;padding:20px 0;display:grid}.article-list-image{aspect-ratio:8/5;background:var(--color-paper);border-radius:2px;display:block;overflow:hidden}.article-list-image img{object-fit:cover;width:100%;height:100%}.article-list-item.no-image{grid-template-columns:minmax(0,1fr)}.article-list-content{min-width:0}.article-list-content h3{overflow-wrap:anywhere;font-size:19px;font-weight:700;line-height:1.7}.article-list-content h3 a{text-underline-offset:4px;text-decoration:underline}.article-list-content h3 a:hover{color:var(--color-primary)}.article-list-content>p{color:var(--color-muted);margin-top:8px;font-size:14px;line-height:1.8}.article-list-tags{color:var(--color-primary);flex-wrap:wrap;gap:8px 16px;margin-bottom:6px;font-size:12px;display:flex}.article-list-tags a:hover{text-decoration:underline}.archive-layout{grid-template-columns:210px minmax(0,1fr);gap:44px;margin-top:30px;display:grid}.archive-sidebar h2{margin-bottom:12px;font-size:17px;font-weight:700}.archive-sidebar nav{flex-direction:column;display:flex}.archive-sidebar a{border-left:3px solid #0000;align-items:center;min-height:48px;padding:10px 14px;font-size:14px;display:flex}.archive-sidebar a[aria-current]{border-left-color:var(--color-primary);background:var(--color-paper);color:var(--color-primary);font-weight:700}.archive-sidebar a:hover{text-decoration:underline}.ui-empty{border:1px solid var(--color-line);background:var(--color-paper);padding:24px;font-size:15px;line-height:1.9}.search-page-form{max-width:800px;margin-top:24px}.article-page{padding-block:26px 48px}.article-heading{max-width:920px;padding-bottom:28px}.article-heading h1{overflow-wrap:anywhere;font-size:clamp(27px,3.2vw,36px);font-weight:700;line-height:1.6}.article-meta{color:var(--color-muted);flex-wrap:wrap;gap:6px 24px;margin-top:18px;font-size:13px;display:flex}.article-category-tags{color:var(--color-primary);flex-wrap:wrap;gap:12px;margin-bottom:14px;font-size:14px;font-weight:700;display:flex}.article-reading-layout{grid-template-columns:minmax(0,760px) minmax(200px,264px);align-items:start;gap:48px;display:grid}.article-reading-main{min-width:0}.article-cover{background:var(--color-paper);margin-bottom:28px}.article-cover img{width:100%;height:auto;display:block}.article-desktop-toc{border-top:3px solid var(--color-ink);max-height:calc(100dvh - 48px);padding-top:18px;position:sticky;top:24px;overflow-y:auto}.article-desktop-toc h2{margin-bottom:18px;font-size:18px;font-weight:700}.article-desktop-toc ol{padding:0;list-style:none}.article-desktop-toc li{border-bottom:1px solid var(--color-line)}.article-desktop-toc a{padding-block:12px;font-size:14px;display:block}.article-desktop-toc a:hover{color:var(--color-primary);text-decoration:underline}.article-desktop-toc .toc-subheading{padding-left:16px}.article-sidebar-links{margin-top:24px}.article-mobile-toc,.article-mobile-actions{display:none}.article-return-links{border-block:1px solid var(--color-line);flex-wrap:wrap;gap:12px 24px;margin-top:28px;padding:22px 0;display:flex}@media (width<=1040px){.header-row{grid-template-columns:minmax(180px,1fr) minmax(160px,1fr) auto;gap:12px}.desktop-nav>div{gap:8px}.desktop-nav a{padding-inline:4px;font-size:13px}.article-reading-layout{grid-template-columns:minmax(0,1fr) 220px;gap:30px}.footer-row{grid-template-columns:1fr;gap:18px}.category-columns{grid-template-columns:240px minmax(0,1fr);gap:30px}}@media (width<=760px){.ui-wrap{width:calc(100% - 32px)}.ui-page,.article-page{padding-block:20px 36px}.header-row{grid-template-columns:minmax(0,1fr) auto auto;gap:8px;min-height:60px;padding-block:8px}.brand-symbol{width:32px;height:32px}.brand-wordmark{width:101.45px;height:32px}.site-brand{gap:8px}.header-search,.desktop-nav{display:none}.header-social{gap:0}.social-link{width:32px}.site-menu{display:block}.site-search{gap:8px}.site-search .ui-button{padding-inline:14px}.mobile-nav .site-search input{padding-left:36px}.mobile-nav .search-input-wrap svg{width:18px;left:10px}.site-footer{margin-top:32px;padding-top:22px}.footer-nav section{grid-template-columns:1fr;gap:2px}.footer-nav ul{gap:0 18px}.footer-nav a{min-height:44px;font-size:13px}.footer-nav h2{padding-top:6px}.home-directory{padding-block:28px}.section-heading h2{font-size:22px}.purpose-directory,.guide-directory{grid-template-columns:1fr;gap:0}.purpose-entry{gap:12px;min-height:88px;padding-block:14px}.purpose-entry img{width:56px;height:44px}.purpose-entry strong{font-size:16px}.purpose-entry small{font-size:12px}.guide-directory{gap:24px;margin-top:28px}.category-columns,.archive-layout{flex-direction:column;gap:28px;margin-top:24px;display:flex}.category-guides{width:100%}.archive-sidebar nav{border-bottom:1px solid #b8b9b2;flex-flow:wrap;gap:2px 8px;padding-bottom:10px}.archive-sidebar a{border-bottom:3px solid #0000;border-left:0;min-height:44px;padding:8px 10px}.archive-sidebar a[aria-current]{border-bottom-color:var(--color-primary)}.article-list-item{grid-template-columns:80px minmax(0,1fr);gap:14px;padding-block:16px}.article-list-content h3{font-size:17px}.article-list-content>p{font-size:13px}.ui-breadcrumb{margin-bottom:20px;font-size:12px}.article-heading{padding-bottom:22px}.article-reading-layout{display:block}.article-desktop-toc{display:none}.article-mobile-toc{border-block:1px solid #b8b9b2;margin-bottom:24px;display:block}.article-mobile-toc summary{cursor:pointer;min-height:52px;padding:12px 0;font-weight:700}.article-mobile-toc ol{padding:4px 0 18px 24px;font-size:14px;line-height:1.8}.article-mobile-toc a{color:var(--color-primary);padding-block:9px;text-decoration:underline;display:inline-flex}.article-mobile-actions{z-index:20;padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid #b8b9b2;display:flex;position:fixed;bottom:0;left:0;right:0}.article-mobile-actions a{min-height:52px;color:var(--color-primary);flex:1;justify-content:center;align-items:center;font-size:14px;font-weight:700;display:flex}.article-mobile-actions a+a{border-left:1px solid var(--color-line)}body:has(.article-mobile-actions){padding-bottom:calc(54px + env(safe-area-inset-bottom))}.reading-note{padding:18px 20px}}@media (width<=400px){.header-row{gap:4px}.social-link,.social-link:before{width:28px;height:28px}.social-link svg{width:18px;height:18px}.brand-symbol{width:28px;height:28px}.brand-wordmark{width:88.78px;height:28px}.site-brand{gap:6px}}@media (width<=360px){.brand-symbol{width:24px;height:24px}.brand-wordmark{width:76.1px;height:24px}.site-brand{gap:4px}.social-link,.social-link:before{width:26px;height:26px}.social-link svg{width:16px;height:16px}.site-menu>summary{min-width:32px}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-space-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-divide-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-leading{syntax:"*";inherits:false}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-tracking{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}