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p{font-size:11px;color:var(--rk-muted)}.rk-doc-layout{display:grid;grid-template-columns:260px minmax(0,800px);gap:55px;justify-content:space-between;padding-block:34px 65px}.rk-doc-sidebar-inner{padding:22px;background:#f1f8f4;border:1px solid var(--rk-line);border-radius:9px}.rk-doc-sidebar-inner>.rk-text-link{font-size:10px;margin-bottom:25px}.rk-doc-sidebar-inner>h2{font-size:19px}.rk-sidebar-category{font-size:11px;font-weight:700;margin:15px 0 8px;color:var(--rk-dark)}.rk-doc-links{list-style:none;padding:0;margin:0 0 17px}.rk-doc-links li{margin:0}.rk-doc-links a{display:flex;gap:8px;font-size:10px;line-height:1.75;padding:9px;border-radius:5px}.rk-doc-links a svg{width:14px;height:18px;color:var(--rk-dark)}.rk-doc-links [aria-current=page]{background:#d9efea;color:var(--rk-dark);font-weight:600}.rk-other-categories{border-top:1px solid var(--rk-line);margin-top:20px;padding-top:20px}.rk-other-categories h3{font-size:11px;letter-spacing:0;margin-bottom:14px}.rk-other-categories>a{display:flex;justify-content:space-between;align-items:center;font-size:10px;padding:10px 0}.rk-other-categories svg{width:13px}.rk-mobile-panel>summary{display:none}.rk-doc-article .rk-article-header h1{font-size:34px}.rk-sidebar-slot{margin-top:22px}.rk-sidebar-widget{border:1px solid var(--rk-line);border-radius:9px;overflow:hidden;background:white;padding:22px}.rk-slot-banner .rk-sidebar-widget{padding:0;border:0;background:transparent}.rk-sidebar-widget+.rk-sidebar-widget{margin-top:18px}.rk-sidebar-widget p:last-child{margin-bottom:0}.rk-sidebar-widget .rk-widget-title{font-size:19px;line-height:1.5;letter-spacing:-.03em;margin-bottom:18px}.rk-sidebar-widget img{display:block;width:100%;border-radius:8px}.rk-sidebar-widget label{font-size:11px}.riki-site .rk-sidebar-widget input:not([type=checkbox]):not([type=radio]):not([type=submit]),.riki-site .rk-sidebar-widget select,.riki-site .rk-sidebar-widget textarea{width:100%;max-width:100%;border:1px solid #b6ceca;border-radius:5px;box-shadow:none;background:#fff;font-size:12px;min-height:42px;padding:9px 12px;color:var(--rk-ink)}.riki-site .rk-sidebar-widget button[type=submit],.riki-site .rk-sidebar-widget input[type=submit]{background:var(--rk-brand);color:#123c40;width:100%;border:0;border-radius:6px;font-size:12px;min-height:44px;font-weight:600;letter-spacing:0;text-transform:none;margin:0}.rk-sidebar-widget .fluentform{margin:0}.rk-sidebar-widget .ff-el-group{margin-bottom:15px}.rk-builder-content>.row{max-width:1200px}.rk-builder-content .rk-section{max-width:1200px}.rk-archive-description{max-width:700px;color:var(--rk-muted);font-size:13px}
@media(min-width:1001px){.rk-mobile-panel:not([open])>.rk-doc-sidebar-inner{display:block}.rk-doc-sidebar-inner{max-height:none}}
@media(max-width:1100px){.rk-navigation{gap:22px}.rk-nav-list{gap:21px}.rk-hero-grid{gap:40px}.rk-hero h1{font-size:47px}.rk-hero-visual{min-height:370px}.rk-reading-layout{gap:35px;grid-template-columns:minmax(0,1fr) 260px}.rk-doc-layout{gap:35px;grid-template-columns:240px minmax(0,1fr)}.rk-feature-grid>.rk-card:not(.rk-card-featured){grid-template-columns:120px 1fr}}
@media(max-width:800px){.rk-wrap{width:calc(100% - 36px)}.rk-header-inner{min-height:84px}.rk-brand strong{font-size:43px}.rk-menu-toggle{display:block}.rk-navigation{display:none;position:absolute;top:100%;left:0;right:0;background:var(--rk-paper);padding:18px;border-bottom:1px solid var(--rk-line);box-shadow:0 12px 24px #163c400a;align-items:stretch;gap:17px}.rk-navigation.is-open{display:flex;flex-direction:column}.rk-nav-list{flex-direction:column;align-items:stretch;gap:0}.rk-nav-list>li>a{padding:11px;font-size:14px}.rk-nav-list .sub-menu{display:block;position:static;border:0;box-shadow:none;background:transparent;padding:0 15px}.rk-hero-grid{grid-template-columns:1fr;gap:45px;padding-block:45px}.rk-hero h1{font-size:clamp(35px,7vw,52px);max-width:620px}.rk-hero-copy>p{max-width:600px}.rk-hero-visual{width:min(440px,90%);margin:0 auto;min-height:360px}.rk-hero-note{margin-top:23px}.rk-section{padding-block:45px}.rk-level-grid{grid-template-columns:repeat(5,minmax(135px,1fr));overflow-x:auto;overscroll-behavior-inline:contain;padding:4px 0 15px;scroll-snap-type:x mandatory}.rk-level{scroll-snap-align:start}.rk-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.rk-feature-grid{grid-template-columns:1fr 1fr}.rk-feature-grid>.rk-card-featured{grid-row:auto;grid-column:span 2}.rk-feature-grid>.rk-card:not(.rk-card-featured){display:block}.rk-feature-grid>.rk-card:not(.rk-card-featured) .rk-card-image{aspect-ratio:1.5;height:auto}.rk-feature-grid>.rk-card:not(.rk-card-featured) .rk-card-body{padding-top:17px}.rk-doc-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.rk-cta{padding:32px;flex-direction:column;align-items:flex-start;margin-bottom:45px;gap:25px}.rk-cta h2{font-size:28px}.rk-footer-top{grid-template-columns:1fr 1fr;gap:30px}.rk-footer-top>div:first-child{grid-column:span 2}.rk-footer-bottom{flex-wrap:wrap}.rk-page-hero{padding-block:45px 30px}.rk-docs-hero{padding-block:45px}.rk-reading-layout{grid-template-columns:1fr;gap:35px;padding-top:28px}.rk-toc-sidebar{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}.rk-toc-sidebar>*{margin-top:0}.rk-doc-layout{grid-template-columns:1fr;gap:28px}.rk-mobile-panel>summary{display:flex;align-items:center;justify-content:space-between;padding:15px 18px;border:1px solid var(--rk-line);background:var(--rk-soft);border-radius:6px;cursor:pointer;font-size:12px;font-weight:600}.rk-doc-sidebar-inner{margin-top:10px}.rk-doc-sidebar .rk-sidebar-slot{max-width:460px;margin-inline:auto}.rk-doc-article .rk-article-header h1{font-size:30px}.rk-inline-toc nav{grid-template-columns:1fr}.rk-breadcrumb [aria-current]{max-width:100%}}
@media(max-width:500px){.rk-topbar{font-size:9px}.rk-topbar span{display:none}.rk-hero-actions{gap:20px}.rk-hero-visual{min-height:320px}.rk-japanese{font-size:160px}.rk-japanese>span{font-size:55px}.rk-orbit-one{width:230px;height:230px;left:45px}.rk-orbit-two{width:280px;left:10px}.rk-floating-note{left:-9px;padding:13px 15px;font-size:9px}.rk-stamp{right:-9px;width:62px;height:62px;font-size:11px}.rk-section-heading{align-items:flex-start;gap:18px;flex-direction:column}.rk-section-heading h2{font-size:27px}.rk-card-grid,.rk-feature-grid,.rk-doc-grid{grid-template-columns:1fr}.rk-feature-grid>.rk-card-featured{grid-column:auto}.rk-feature-grid>.rk-card-featured h3{font-size:22px}.rk-feature-grid>.rk-card:not(.rk-card-featured) h3{font-size:19px}.rk-card h3{font-size:20px}.rk-card-image{aspect-ratio:1.6}.rk-doc-category{padding:24px}.rk-search{gap:8px;padding-left:12px}.rk-search input{font-size:11px!important}.rk-search>svg{width:17px}.riki-site .rk-search button{font-size:10px;padding:11px 12px}.rk-search button svg{display:none}.rk-search input::placeholder{font-size:10px}.rk-cta{padding:28px}.rk-cta h2{font-size:25px}.rk-footer-top{grid-template-columns:1fr}.rk-footer-top>div:first-child{grid-column:auto}.rk-footer-bottom{flex-direction:column;gap:10px}.rk-toc-sidebar{grid-template-columns:1fr}.rk-prose{font-size:14px}.rk-prose h2{font-size:23px}.rk-doc-article .rk-article-header h1{font-size:28px}.rk-author{margin-bottom:23px}.rk-breadcrumb{font-size:9px}.rk-popular{gap:10px}.rk-hero-note{gap:12px;font-size:9px}.rk-hero-copy>p{font-size:13px}.rk-hero .rk-eyebrow{font-size:8px}.rk-level{padding:19px}.rk-reading-layout{padding-bottom:40px}}
@media(prefers-reduced-motion:reduce){.riki-site *{transition:none!important;scroll-behavior:auto!important}}
@media print{.rk-topbar,.rk-header,.rk-footer,.rk-toc-sidebar,.rk-doc-sidebar,.rk-cta,.rk-copy-link,.rk-section,.rk-article-footer{display:none}.rk-reading-layout,.rk-doc-layout{display:block}.rk-wrap{width:100%}.riki-site{font-size:12pt;background:#fff;color:#000}}

/* Keep the compact featured cards inside their grid tracks. */
@media(min-width:801px){.rk-feature-grid>.rk-card:not(.rk-card-featured){grid-template-columns:120px minmax(0,1fr)}.rk-feature-grid>.rk-card:not(.rk-card-featured) .rk-card-image{width:120px;height:145px;aspect-ratio:auto}.rk-feature-grid .rk-card-body{min-width:0}}
/* On mobile, keep the reading content ahead of promotional widgets. */
@media(max-width:800px){.rk-doc-layout{display:flex;flex-direction:column}.rk-doc-sidebar{display:contents}.rk-doc-sidebar>.rk-mobile-panel{order:0}.rk-doc-article{order:1}.rk-doc-sidebar>.rk-sidebar-slot{order:2;width:100%;max-width:460px;margin-block:0}}

.riki-site .comment-respond{background:white;border:1px solid var(--rk-line);border-radius:9px;padding:28px;margin-top:30px}.riki-site .comment-respond h3{font-size:22px}.riki-site .comment-respond input[type=submit]{background:var(--rk-brand);color:#123c40;border:0;border-radius:6px;padding:12px 20px;font-size:12px;font-weight:600;text-transform:none;letter-spacing:0}.riki-site .comment-respond input:not([type=checkbox]):not([type=submit]),.riki-site .comment-respond textarea{border:1px solid #b6ceca;border-radius:5px;box-shadow:none;font-size:13px}.riki-site .rk-doc-article{grid-column:2}