.rf-theme{--ink:#162846;--muted-ink:#40536c;--soft:#f3f7fc;--line:#cedaec;--accent-ink:#315dec;--glow:#a3b8ff;--page:#fcfdff;background:var(--page);font-family:'DM Sans',Arial,sans-serif;color:var(--ink);font-size:16px;line-height:1.6}
.rf-theme h1,.rf-theme h2,.rf-theme h3{font-family:'DM Sans',Arial,sans-serif;font-weight:500;letter-spacing:-.04em}
.rf-theme a:focus-visible,.rf-theme button:focus-visible{outline:2px solid #315dec;outline-offset:5px}
.rf-theme [id]{scroll-margin-top:32px}
.rf-wrap{width:calc(100% - 96px);max-width:1312px;margin-inline:auto}
.rf-header{height:82px;display:flex;align-items:center;border-bottom:1px solid var(--line);gap:32px}
.rf-brand{display:inline-flex;align-items:center;gap:11px;flex:none;font-size:24px;font-weight:700;letter-spacing:-.065em;line-height:1.05}
.rf-brand-mark{display:grid;place-items:center;width:38px;height:38px;border:1px solid #315dec80;border-radius:10px;color:#315dec;font-weight:400;letter-spacing:-.05em;box-shadow:inset 0 0 12px #a3b8ff15}
.rf-brand small{display:block;font-size:10px;letter-spacing:.16em;font-weight:500;margin-top:5px;line-height:1.2}
.rf-nav{display:flex;align-items:center;gap:32px;margin-left:auto;font-size:14px}
.rf-nav a{position:relative;padding-block:15px;white-space:nowrap;transition:color .25s}
.rf-nav a:after{content:'';position:absolute;left:0;right:0;bottom:5px;height:2px;border-radius:3px;background:linear-gradient(90deg,#315dec,#9ab2ff,#315dec);transform:scaleX(.12);transform-origin:left;opacity:0;box-shadow:0 0 12px #7192ff;transition:transform .35s,opacity .25s}
.rf-nav a:hover,.rf-nav a:focus-visible{color:#315dec}
.rf-nav a:hover:after,.rf-nav a:focus-visible:after{transform:scaleX(1);opacity:1}
.rf-header-supplier{display:flex;align-items:center;gap:20px;border-left:1px solid var(--line);padding:11px 0 11px 30px;font-size:14px;font-weight:500}
.rf-header-supplier svg{width:17px;height:17px;transition:transform .25s}
.rf-header-supplier:hover svg{transform:translate(2px,-2px)}
.rf-menu-button{display:none;align-items:center;justify-content:center;min-width:44px;min-height:44px;border:1px solid var(--line);border-radius:9px;background:transparent}
.rf-mobile-menu{font-family:'DM Sans',Arial,sans-serif!important;background:#fcfdff!important;color:#162846!important;--foreground:#162846;--muted-foreground:#40536c;--ring:#315dec}
.rf-mobile-menu [data-slot=sheet-title]{font-size:19px;color:#162846}
.rf-mobile-menu [data-slot=sheet-description]{font-size:16px;color:#40536c;line-height:1.7}
.rf-mobile-menu a{color:#162846;border-bottom-color:#cedaec;font-size:21px}
.rf-mobile-menu a:hover,.rf-mobile-menu a:focus-visible{color:#315dec}
.rf-mobile-menu>button{width:40px;height:40px;display:grid;place-items:center;top:10px;right:10px}
.rf-eyebrow{display:flex;align-items:center;gap:12px;font-size:12px;line-height:1.4;letter-spacing:.09em;color:#496484;font-weight:500;margin-bottom:24px;text-transform:uppercase}
.rf-eyebrow>span{height:1px;width:28px;background:#315dec}
.rf-hero{display:grid;grid-template-columns:.88fr 1.12fr;align-items:center;gap:clamp(35px,5vw,76px);padding-block:30px 38px;min-height:min(758px,calc(100svh - 82px))}
.rf-intro{min-width:0;padding-block:16px}
.rf-intro .rf-eyebrow{margin-bottom:30px}
.rf-intro h1{font-size:clamp(52px,5.45vw,78px);line-height:1.05;letter-spacing:-.055em;white-space:nowrap}
.rf-intro h1 span{color:#315dec}
.rf-deck{font-size:clamp(17px,1.6vw,22px);line-height:1.6;color:#40536c;margin-top:28px}
.rf-intro-detail{margin-top:40px;max-width:365px}
.rf-intro-detail>p{font-size:17px;line-height:1.85;color:#40536c}
.rf-feature-link{display:flex;align-items:center;gap:26px;max-width:330px;border-top:1px solid var(--line);padding-top:22px;margin-top:34px;font-size:17px;font-weight:500;transition:color .25s}
.rf-feature-link small{display:block;font-size:11px;color:#526b8b;letter-spacing:.08em;font-weight:400;margin-bottom:6px}
.rf-feature-link svg{width:21px;transition:transform .3s;margin-left:auto;color:#315dec}
.rf-feature-link:hover{color:#315dec}.rf-feature-link:hover svg{transform:translateX(5px)}
.rf-supplier{height:clamp(510px,calc(100svh - 150px),650px);position:relative;isolation:isolate;overflow:hidden;border:1px solid #cbd7ed;border-radius:22px;background:linear-gradient(135deg,#f2f7ff,#e7effc 60%,#e9eaff);box-shadow:0 20px 55px #3952900e;display:flex;flex-direction:column;padding:27px 32px 22px;--px:50%;--py:50%;--mx:0px;--my:0px;transition:border-color .3s,box-shadow .35s;min-width:0}
.rf-supplier:hover,.rf-supplier:focus-within,.rf-supplier:target{border-color:#94adfb;box-shadow:0 16px 45px #5d7dcc21,0 0 0 1px #a3b8ff4d}
.rf-supplier>*:not(.rf-card-light):not(.rf-card-sweep){position:relative;z-index:2}
.rf-card-light{position:absolute;inset:0;pointer-events:none;z-index:0;opacity:0;background:radial-gradient(450px circle at var(--px) var(--py),#ffffffb8,transparent 72%);transition:opacity .35s}
.rf-supplier:hover .rf-card-light,.rf-supplier:focus-within .rf-card-light{opacity:1}
.rf-card-sweep{position:absolute;inset:0;background:linear-gradient(115deg,transparent 35%,#ffffff99 49%,transparent 63%);transform:translateX(-120%);pointer-events:none;z-index:1}
.rf-supplier:hover .rf-card-sweep,.rf-supplier:focus-within .rf-card-sweep{animation:rf-sweep .85s ease-out 1}
@keyframes rf-sweep{to{transform:translateX(120%)}}
.rf-card-top{display:flex;align-items:center;justify-content:space-between;font-size:11px;line-height:1.5;letter-spacing:.09em;color:#456182;margin-bottom:16px}
.rf-card-code{font-family:'Plex Mono',monospace;font-size:11px;letter-spacing:0}
.rf-supplier-name{font-size:24px;letter-spacing:-.035em;line-height:1.3;display:flex;align-items:center;justify-content:space-between;gap:12px;font-weight:500}
.rf-supplier-name svg{width:19px;height:19px;transition:transform .3s}
.rf-supplier-name:hover svg{transform:translate(2px,-2px)}
.rf-product-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;margin-top:20px}
.rf-product-heading h2{font-size:66px;line-height:1;letter-spacing:-.055em}
.rf-product-heading>p{font-size:14px;line-height:1.6;color:#40536c;padding-bottom:4px;text-align:right}
.rf-product-heading>p span{display:block;font-size:12px}
.rf-product-art{flex:1;min-height:115px;margin:5px -9px 6px;overflow:hidden;mix-blend-mode:multiply;display:flex;align-items:center}
.rf-product-art img{width:100%;height:100%;object-fit:cover;object-position:50% 51%;transform:translate(var(--mx),var(--my));transition:transform .5s cubic-bezier(.2,.7,.2,1)}
.rf-card-components{display:grid;grid-template-columns:repeat(3,1fr);padding-block:15px;border-block:1px solid #c9d5eb;flex-shrink:0}
.rf-card-components>div{text-align:center;border-right:1px solid #c9d5eb}.rf-card-components>div:last-child{border:0}
.rf-card-components span{display:block;font-size:14px;line-height:1.5}
.rf-card-components strong{font-family:'Plex Mono',monospace;display:block;font-size:18px;line-height:1.5;margin-top:4px;font-weight:400}
.rf-card-components small{font-size:13px}
.rf-card-action{margin-top:19px;flex-shrink:0}
.rf-cta{position:relative;isolation:isolate;overflow:hidden;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:17px 21px;min-height:56px;border:1px solid #162846;border-radius:10px;background:#162846;color:#fff;font-size:15px;font-weight:500;line-height:1.4;transition:background .3s,box-shadow .3s,border-color .3s}
.rf-cta:before{content:'';position:absolute;z-index:-1;inset:0;background:linear-gradient(110deg,transparent 15%,#668dff30,transparent 70%);transform:translateX(-100%);transition:transform .65s ease}
.rf-cta svg{width:19px;height:19px;flex:none;transition:transform .3s}
.rf-cta:hover,.rf-cta:focus-visible{color:#fff;background:#20365b;box-shadow:0 5px 22px #819cff6b;border-color:#526fa5}
.rf-cta:hover:before,.rf-cta:focus-visible:before{transform:translateX(100%)}
.rf-cta:hover svg,.rf-cta:focus-visible svg{transform:translate(3px,-3px)}
.rf-cta:active{background:#315dec}
.rf-card-action>p{font-size:12px;color:#496080;line-height:1.5;text-align:center;margin-top:10px}
.rf-theme .cite{font-size:12px;color:#315dec;margin-left:5px;white-space:nowrap;text-decoration:underline;text-underline-offset:3px;vertical-align:super}
.rf-section{padding-block:90px}
.rf-composition{border-block:1px solid var(--line);background:linear-gradient(110deg,#f5f8fd 0%,#fcfdff 56%)}
.rf-composition-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:62px;align-items:center}
.rf-composition-intro h2{font-size:clamp(38px,3.4vw,49px);line-height:1.16;margin-bottom:25px}
.rf-composition-intro h2 span{color:#315dec}
.rf-composition-intro>p{font-size:17px;line-height:1.85;color:#40536c;max-width:400px;margin-bottom:22px}
.rf-theme .text-link{font-size:15px;gap:17px;color:#315dec;font-weight:500}
.rf-explorer{padding:25px;background:linear-gradient(135deg,#edf4ff,#edf0fc);border:1px solid #d0dcf0;border-radius:18px;position:relative;min-width:0;box-shadow:inset 0 2px #315dec}
.rf-explorer-top{display:flex;justify-content:space-between;gap:16px;font-size:11px;font-family:'Plex Mono',monospace;letter-spacing:.03em;margin:2px 0 23px;color:#486380}
.rf-explorer [data-slot=tabs]{gap:0}
.rf-component-tabs{display:flex!important;width:100%!important;min-height:48px!important;height:auto!important;padding:4px!important;background:#ffffffb8!important;border:1px solid #dbe3f4;border-radius:9px!important;gap:4px}
.rf-component-tabs [data-slot=tabs-trigger]{font-family:'DM Sans',Arial,sans-serif;font-size:14px;min-height:40px;height:auto;border:0;border-radius:6px;color:#40536c;background:transparent;box-shadow:none!important;padding:9px 7px;transition:background .25s,color .25s}
.rf-component-tabs [data-slot=tabs-trigger][data-state=active]{background:#315dec!important;color:#fff!important}
.rf-component-tabs [data-slot=tabs-trigger]:after{display:none}
.rf-component-tabs [data-slot=tabs-trigger]:hover:not([data-state=active]){background:#e9effe}
.rf-explorer-body{display:grid;grid-template-columns:1.04fr 1fr;gap:20px;align-items:center;padding:26px 0 23px;min-height:311px}
.rf-diagram{position:relative;aspect-ratio:340/270;width:100%;isolation:isolate}
.rf-diagram svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;overflow:visible}
.rf-diagram path{fill:none;stroke:#c8d7ee;stroke-width:1.5;transition:stroke .3s;vector-effect:non-scaling-stroke}
.rf-diagram path.is-selected{stroke:#315dec;stroke-width:2;stroke-dasharray:4 4}
.rf-blend-total{width:28%;aspect-ratio:1;position:absolute;top:38%;left:36%;display:flex;flex-direction:column;justify-content:center;align-items:center;border:1px solid #315dec;border-radius:50%;background:#fff;color:#315dec;box-shadow:0 0 22px #9ab4ff12}
.rf-blend-total strong{font-size:clamp(21px,2.3vw,33px);line-height:1.25;font-weight:400;letter-spacing:-.035em}
.rf-blend-total strong small{font-size:12px;letter-spacing:0}
.rf-blend-total>span{font-size:8px;font-family:'Plex Mono',monospace;line-height:1.6;letter-spacing:.045em;margin-top:3px}
.rf-compound-node{position:absolute;width:37%;min-height:56px;display:flex;flex-direction:column;justify-content:center;align-items:center;border:1px solid #d0dcf0;background:#fcfdff;border-radius:6px;font-family:'DM Sans',Arial,sans-serif;color:#162846;font-size:16px;line-height:1.4;cursor:pointer;padding:7px 3px;transition:background .3s,border-color .3s,color .3s,box-shadow .3s}
.rf-compound-node small{font-size:13px;margin-top:2px}.rf-node-0{top:0;left:31.5%}.rf-node-1{bottom:0;left:0}.rf-node-2{bottom:0;right:0}
.rf-compound-node.is-active{background:#315dec;color:#fff;border-color:#315dec;box-shadow:0 3px 12px #315dec20}
.rf-compound-node:hover:not(.is-active){border-color:#8ca8fa;box-shadow:0 0 16px #91aaff25}
.rf-component-panels{min-width:0}.rf-component-kind{font-size:11px;letter-spacing:.04em;color:#496383;text-transform:uppercase;display:block;margin-bottom:8px}
.rf-component-detail h3{font-size:30px;line-height:1.2;margin-bottom:12px}
.rf-component-detail .rf-listed-amount{font:12px/1.6 'Plex Mono',monospace;color:#486180;margin:0 0 15px}
.rf-component-detail>p:not(.rf-listed-amount){font-size:16px;line-height:1.8;color:#40536c}
.rf-source-link{display:inline-flex;gap:7px;align-items:center;color:#315dec;font-size:13px;margin-top:15px}.rf-source-link svg{width:14px;height:14px}
.rf-explorer-note{display:flex;align-items:flex-start;gap:8px;border-top:1px solid #d0dcef;padding-top:17px;font-size:12px;color:#486080;line-height:1.7;margin:0}
.rf-explorer-note svg{flex:none;width:15px;height:15px;margin-top:3px}.rf-explorer-note a{text-decoration:underline;text-underline-offset:3px}
.rf-section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:50px;margin-bottom:38px}
.rf-section-heading h2,.rf-source-intro h2{font-size:48px;line-height:1.12}
.rf-section-heading .rf-eyebrow{margin-bottom:22px}
.rf-section-heading>p{max-width:390px;font-size:17px;line-height:1.8;color:#40536c}
.rf-research-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.rf-research-grid>article{display:flex;flex-direction:column;padding:34px;border:1px solid #cedaec;border-radius:16px;background:#f7faff;transition:border-color .3s,box-shadow .3s}
.rf-research-grid>article+article{background:#f0f2fc}
.rf-research-grid>article:hover,.rf-research-grid>article:focus-within{border-color:#99b0f5;box-shadow:0 4px 25px #668bdb0a}
.rf-research-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.rf-research-top>svg{width:29px;height:29px;stroke-width:1.3;color:#315dec}
.rf-research-top>span{font-size:11px;letter-spacing:.075em;color:#496383}
.rf-research-grid h3{font-size:30px;line-height:1.2;max-width:390px;margin-bottom:20px}
.rf-research-grid p{font-size:17px;line-height:1.8;color:#40536c;margin-bottom:25px}
.rf-research-grid .text-link{align-self:flex-start;margin-top:auto}
.rf-research-note{display:flex;gap:10px;align-items:flex-start;font-size:13px;line-height:1.8;color:#496383;padding-top:24px;margin-top:26px;border-top:1px solid var(--line)}
.rf-research-note svg{width:17px;height:17px;flex:none;margin-top:3px}
.rf-journal{background:#f1f5fc;border-block:1px solid var(--line)}
.rf-article-count{font-size:42px;line-height:1.1;letter-spacing:-.045em;text-align:right;white-space:nowrap;color:#315dec}
.rf-article-count small{display:block;font-size:12px;line-height:1.5;letter-spacing:0;color:#40536c;margin-top:8px}
.rf-article-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.rf-article-card{display:flex;min-width:0;border:1px solid #d0dced;border-radius:13px;background:#fcfdff;overflow:hidden;transition:border-color .3s,box-shadow .3s}
.rf-article-card>a{display:flex;flex-direction:column;padding:28px;width:100%;min-height:325px;position:relative}
.rf-article-card:hover,.rf-article-card:focus-within{border-color:#91aafb;box-shadow:0 8px 25px #5b7cca12}
.rf-article-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}
.rf-article-top>svg{width:25px;height:25px;stroke-width:1.3;color:#315dec}.rf-article-top>span{font:12px/1.4 'Plex Mono',monospace;color:#657c9c}
.rf-article-category{font-size:12px;color:#496383;line-height:1.5;margin-bottom:10px}
.rf-article-card h3{font-size:25px;line-height:1.22;margin-bottom:15px;transition:color .25s}
.rf-article-card p{font-size:16px;line-height:1.75;color:#40536c;margin-bottom:27px}
.rf-article-action{display:flex;align-items:center;justify-content:space-between;font-size:14px;font-weight:500;color:#315dec;line-height:1.5;margin-top:auto;padding-top:16px;border-top:1px solid #dce4f1}
.rf-article-action svg{width:18px;height:18px;transition:transform .3s}
.rf-article-card:hover h3,.rf-article-card:focus-within h3{color:#315dec}
.rf-article-card:hover .rf-article-action svg,.rf-article-card:focus-within .rf-article-action svg{transform:translate(3px,-3px)}
.rf-sources{display:grid;grid-template-columns:.85fr 1.15fr;gap:75px}
.rf-source-intro>p{font-size:16px;line-height:1.8;color:#40536c;max-width:350px;margin-top:25px}
.rf-source-list{list-style:none;padding:0;margin:0}
.rf-source-list>li{display:flex;align-items:flex-start;gap:23px;border-top:1px solid #cedaec;padding:23px 0;scroll-margin-top:40px;transition:background .25s}
.rf-source-list>li>span{font:12px/1.6 'Plex Mono',monospace;color:#315dec;padding-top:4px}
.rf-source-list a{flex:1;display:flex;gap:20px;justify-content:space-between}
.rf-source-list h3{font-size:17px;font-weight:500;line-height:1.55;letter-spacing:-.02em;transition:color .25s}
.rf-source-list a:hover h3{color:#315dec}.rf-source-list p{font-size:13px;color:#496383;line-height:1.7;margin-top:6px}
.rf-source-list svg{width:17px;height:17px;flex:none;margin-top:5px;transition:transform .25s}.rf-source-list a:hover svg{transform:translate(2px,-2px)}
.rf-source-list>li:target{background:#eef3ff;outline:1px solid #c4d4fc;outline-offset:10px}
.rf-footer{border-top:1px solid var(--line);padding-block:34px 24px}
.rf-footer>div{display:flex;justify-content:space-between;align-items:center;gap:40px}
.rf-footer nav{display:flex;gap:28px;font-size:14px}
.rf-footer .rf-footer-fine{border-top:1px solid #dee5f1;margin-top:30px;padding-top:20px;font-size:12px;line-height:1.8;color:#496383;align-items:flex-start}
.rf-footer-fine>p{max-width:600px;text-align:right}.rf-footer-fine>span{white-space:nowrap}
.rf-article-hero{max-width:1100px;padding-block:50px 60px}.rf-breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:#315dec;margin-bottom:36px;width:fit-content}.rf-breadcrumb svg{width:16px;height:16px}
.rf-article-hero h1{font-size:clamp(38px,5vw,66px);line-height:1.1;max-width:1000px}.rf-article-hero>p{font-size:20px;line-height:1.7;color:#40536c;max-width:790px;margin-top:25px}
.rf-article-body{display:grid;grid-template-columns:270px minmax(0,730px);justify-content:space-between;gap:65px;padding-block:45px 70px;border-top:1px solid var(--line);max-width:1100px}
.rf-article-aside>a{display:block;font-size:14px;line-height:1.6;color:#40536c;border-bottom:1px solid var(--line);padding:12px 0}.rf-article-aside>a:hover{color:#315dec}
.rf-article-supplier{background:#edf3ff;padding:22px;border:1px solid var(--line);border-radius:14px;margin-top:28px}.rf-article-supplier>span{font-size:11px;letter-spacing:.08em;color:#496383}.rf-article-supplier>strong{display:block;font-size:22px;line-height:1.3;margin-top:12px}.rf-article-supplier>p{font-size:15px;line-height:1.7;color:#40536c;margin:16px 0}.rf-article-supplier .rf-cta{min-height:48px;font-size:14px;padding:12px 14px}
.rf-prose section{margin-bottom:45px}.rf-prose h2{font-size:30px;line-height:1.2;margin-bottom:23px}.rf-prose p{font-size:18px;line-height:1.85;color:#40536c;margin-bottom:23px}.rf-prose-sources{font-size:13px;color:#496383}
@media(min-width:1000px) and (max-height:740px){.rf-intro h1{font-size:66px}.rf-intro-detail{margin-top:25px}.rf-feature-link{margin-top:23px}.rf-deck{margin-top:23px}.rf-product-heading h2{font-size:58px}.rf-supplier{padding-top:23px}.rf-card-top{margin-bottom:11px}.rf-product-heading{margin-top:15px}.rf-card-components{padding-block:12px}.rf-card-action{margin-top:15px}}
@media(max-width:1100px){.rf-wrap{width:calc(100% - 64px)}.rf-nav{gap:20px}.rf-header{gap:24px}.rf-header-supplier{padding-left:24px;gap:12px}.rf-hero{gap:36px;grid-template-columns:.85fr 1.15fr}.rf-intro h1{font-size:clamp(44px,5.3vw,58px)}.rf-supplier{padding-inline:25px}.rf-product-heading h2{font-size:57px}.rf-product-heading>p span{max-width:130px}.rf-composition-grid{gap:35px;grid-template-columns:.72fr 1.28fr}.rf-explorer{padding:22px}.rf-explorer-body{gap:16px;grid-template-columns:1fr 1fr}.rf-compound-node{font-size:14px;min-height:52px}.rf-component-detail h3{font-size:28px}.rf-component-detail>p:not(.rf-listed-amount){font-size:15px}.rf-section-heading h2,.rf-source-intro h2{font-size:43px}.rf-article-card>a{padding:24px}.rf-article-card h3{font-size:23px}.rf-sources{gap:50px}.rf-composition-intro h2{font-size:38px}.rf-article-body{gap:40px;grid-template-columns:230px 1fr}}
@media(max-width:900px){.rf-header{height:74px}.rf-header-supplier{display:none}.rf-nav{gap:23px}.rf-hero{min-height:0;padding-block:28px 35px;gap:28px;grid-template-columns:.82fr 1.18fr}.rf-intro h1{font-size:clamp(37px,5.25vw,48px)}.rf-intro .rf-eyebrow{font-size:11px;gap:8px}.rf-intro .rf-eyebrow>span{width:15px}.rf-deck{font-size:17px}.rf-intro-detail>p{font-size:16px}.rf-feature-link{font-size:15px}.rf-supplier{height:560px;padding:23px}.rf-supplier-name{font-size:21px}.rf-product-heading{display:block;margin-top:18px}.rf-product-heading>p{text-align:left;margin-top:9px;font-size:14px}.rf-product-heading>p span{display:inline;max-width:none}.rf-product-heading h2{font-size:54px}.rf-card-components span{font-size:13px}.rf-cta{font-size:14px;padding-inline:16px}.rf-composition-grid{grid-template-columns:1fr;gap:32px}.rf-composition-intro{display:grid;grid-template-columns:1fr 1fr;gap:0 34px}.rf-composition-intro .rf-eyebrow{grid-column:1/-1}.rf-composition-intro h2{grid-column:1;grid-row:2/4;margin:0;font-size:40px}.rf-composition-intro>p{margin:0 0 16px;font-size:16px}.rf-composition-intro .text-link{grid-column:2;align-self:start;justify-self:start}.rf-explorer-body{grid-template-columns:1fr 1fr;gap:30px;padding-block:26px}.rf-explorer{padding:27px}.rf-diagram{max-width:330px;margin-inline:auto}.rf-component-detail>p:not(.rf-listed-amount){font-size:16px}.rf-compound-node{font-size:16px}.rf-blend-total strong{font-size:29px}.rf-section{padding-block:65px}.rf-section-heading h2,.rf-source-intro h2{font-size:39px}.rf-section-heading>p{font-size:16px;max-width:300px}.rf-research-grid>article{padding:27px}.rf-research-grid h3{font-size:28px}.rf-research-grid p{font-size:16px}.rf-research-top>span{font-size:10px}.rf-article-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.rf-sources{grid-template-columns:.85fr 1.15fr;gap:35px}.rf-source-list h3{font-size:16px}.rf-source-list>li{gap:15px}.rf-footer-fine>p{max-width:440px}.rf-article-body{grid-template-columns:1fr;gap:0}.rf-article-aside{display:none}}
@media(max-width:640px){.rf-wrap{width:calc(100% - 36px)}.rf-header{height:64px;gap:16px}.rf-brand{font-size:21px;gap:9px}.rf-brand-mark{width:34px;height:34px;border-radius:9px}.rf-brand small{font-size:9px;letter-spacing:.13em}.rf-nav{display:none}.rf-menu-button{display:flex;margin-left:auto;width:42px;height:42px;min-height:42px;min-width:42px}.rf-hero{display:flex;flex-direction:column;gap:18px;padding-block:18px 22px}.rf-intro{padding:0;align-self:stretch}.rf-intro .rf-eyebrow,.rf-intro-detail{display:none}.rf-intro h1{font-size:36px;line-height:1.08;letter-spacing:-.047em}.rf-deck{font-size:16px;line-height:1.5;margin-top:10px}.rf-supplier{width:100%;height:clamp(405px,calc(100svh - 240px),550px);flex:none;border-radius:17px;padding:19px 21px 16px}.rf-card-top{font-size:10px;margin-bottom:13px}.rf-card-code{font-size:10px}.rf-supplier-name{font-size:22px}.rf-supplier-name svg{width:17px;height:17px}.rf-product-heading{display:flex;align-items:flex-end;margin-top:14px}.rf-product-heading h2{font-size:51px}.rf-product-heading>p{font-size:14px;margin:0;text-align:right;padding-bottom:3px}.rf-product-heading>p span{display:block;font-size:11px;max-width:126px}.rf-product-art{min-height:78px;margin:0 -5px 2px}.rf-card-components{padding-block:11px}.rf-card-components span{font-size:13px}.rf-card-components strong{font-size:16px;margin-top:3px}.rf-card-components small{font-size:12px}.rf-card-action{margin-top:14px}.rf-cta{min-height:51px;font-size:14px;padding:15px 17px;border-radius:9px}.rf-card-action>p{font-size:11px;margin-top:8px}.rf-card-action .cite{font-size:11px}.rf-composition{background:#f7faff}.rf-section{padding-block:54px}.rf-composition-grid{gap:29px}.rf-composition-intro{display:block}.rf-eyebrow{font-size:11px;letter-spacing:.07em;margin-bottom:20px}.rf-composition-intro h2{font-size:37px;line-height:1.15;margin-bottom:20px}.rf-composition-intro>p{font-size:16px;line-height:1.8;margin-bottom:20px}.rf-theme .text-link{font-size:14px;gap:12px}.rf-explorer{padding:19px 17px;border-radius:14px}.rf-explorer-top{font-size:10px;letter-spacing:0;gap:8px;margin:0 0 19px}.rf-component-tabs{min-height:48px!important;gap:2px;padding:3px!important}.rf-component-tabs [data-slot=tabs-trigger]{font-size:13px;padding:10px 5px;min-height:40px}.rf-explorer-body{display:flex;flex-direction:column;gap:26px;padding:26px 0 23px;min-height:0;align-items:stretch}.rf-diagram{width:100%;max-width:310px;margin-inline:auto}.rf-compound-node{min-height:55px;font-size:16px;padding:7px 3px}.rf-compound-node small{font-size:13px}.rf-blend-total strong{font-size:29px}.rf-blend-total>span{font-size:9px;letter-spacing:0}.rf-component-panels{min-height:250px;padding-inline:4px}.rf-component-kind{font-size:11px}.rf-component-detail h3{font-size:29px;margin-bottom:12px}.rf-component-detail .rf-listed-amount{font-size:12px;margin-bottom:12px}.rf-component-detail>p:not(.rf-listed-amount){font-size:16px;line-height:1.8}.rf-source-link{font-size:14px}.rf-explorer-note{font-size:12px;padding-top:17px;gap:7px}.rf-section-heading{display:block;margin-bottom:28px}.rf-section-heading h2,.rf-source-intro h2{font-size:36px;line-height:1.15}.rf-section-heading>p{font-size:16px;max-width:none;margin-top:20px}.rf-research-grid{grid-template-columns:1fr;gap:18px}.rf-research-grid>article{padding:27px 25px;border-radius:13px}.rf-research-grid h3{font-size:28px}.rf-research-top{margin-bottom:22px}.rf-research-top>span{font-size:10px}.rf-research-note{font-size:12px;margin-top:23px;padding-top:22px;gap:8px}.rf-article-count{display:none}.rf-article-grid{grid-template-columns:1fr;gap:16px}.rf-article-card>a{padding:25px;min-height:0}.rf-article-top{margin-bottom:22px}.rf-article-card h3{font-size:27px;line-height:1.23}.rf-article-card p{font-size:16px;margin-bottom:22px}.rf-article-category{font-size:12px}.rf-article-action{font-size:14px;padding-top:17px}.rf-sources{display:block}.rf-source-intro>p{max-width:none;margin-top:20px}.rf-source-list{margin-top:29px}.rf-source-list>li{padding-block:22px;gap:15px}.rf-source-list h3{font-size:16px}.rf-source-list p{font-size:12px}.rf-source-list a{gap:13px}.rf-footer{padding-top:29px}.rf-footer>div{align-items:flex-start;gap:25px;flex-direction:column}.rf-footer nav{gap:23px;font-size:14px}.rf-footer .rf-footer-fine{gap:11px;font-size:12px;margin-top:26px}.rf-footer-fine>p{text-align:left;max-width:none}.rf-article-hero{padding-block:31px 37px}.rf-article-hero h1{font-size:39px}.rf-article-hero>p{font-size:17px;margin-top:22px}.rf-article-body{padding-block:32px 20px}.rf-prose h2{font-size:28px}.rf-prose p{font-size:17px;line-height:1.85}.rf-prose section{margin-bottom:35px}}
@media(max-width:374px){.rf-wrap{width:calc(100% - 28px)}.rf-intro h1{font-size:32px}.rf-deck{font-size:14px}.rf-supplier{padding-inline:17px}.rf-supplier-name{font-size:20px}.rf-product-heading h2{font-size:46px}.rf-product-heading>p span{font-size:10px;max-width:115px}.rf-cta{font-size:13px;padding-inline:14px}.rf-composition-intro h2{font-size:33px}.rf-explorer{padding-inline:14px}.rf-compound-node{font-size:14px}.rf-blend-total strong{font-size:26px}.rf-blend-total>span{font-size:8px}.rf-component-tabs [data-slot=tabs-trigger]{font-size:12px}.rf-explorer-top{font-size:9px}.rf-article-card h3{font-size:25px}}
@media(max-width:640px) and (max-height:680px){.rf-header{height:58px}.rf-hero{padding-block:14px 20px;gap:14px}.rf-intro h1{font-size:32px}.rf-deck{font-size:15px;margin-top:6px}.rf-supplier{height:calc(100svh - 210px);min-height:365px;padding-block:16px 13px}.rf-card-top{margin-bottom:9px}.rf-product-heading{margin-top:10px}.rf-product-heading h2{font-size:46px}.rf-product-art{min-height:64px}.rf-card-components{padding-block:8px}.rf-card-action{margin-top:10px}.rf-card-action>p{font-size:10px;margin-top:7px}.rf-cta{min-height:48px;padding-block:13px}}
.rf-theme .rf-product-heading{display:block}
.rf-theme .rf-product-heading>p{margin-top:9px;text-align:left;padding:0;font-size:13px;line-height:1.5}
.rf-theme .rf-product-heading>p span{display:inline;font-size:inherit;max-width:none}
.rf-hero-with-explorer{grid-template-columns:.96fr 1.04fr;grid-template-areas:'intro supplier' 'composition supplier';grid-template-rows:auto 1fr;align-items:stretch;gap:20px 48px;min-height:0;padding-block:30px 42px}
.rf-hero-with-explorer>.rf-intro{grid-area:intro;padding:5px 0 0}
.rf-hero-with-explorer>.rf-supplier{grid-area:supplier;align-self:start}
.rf-hero-with-explorer .rf-intro .rf-eyebrow{margin-bottom:17px}
.rf-hero-with-explorer .rf-intro h1{font-size:clamp(50px,4.9vw,68px);line-height:1.04;letter-spacing:-.05em}
.rf-hero-with-explorer .rf-deck{margin-top:17px;font-size:20px;line-height:1.5}
.rf-hero-with-explorer .rf-intro-detail{margin-top:16px;max-width:530px}
.rf-hero-with-explorer .rf-intro-detail>p{font-size:16px;line-height:1.7}
.rf-inline-explorer{grid-area:composition;min-width:0;border:1px solid #d0dcf0;border-radius:15px;background:linear-gradient(125deg,#f5f8fe,#eef3fd);padding:20px 22px 17px;display:flex;flex-direction:column;box-shadow:inset 0 2px #7294f0}
.rf-inline-heading{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:14px}
.rf-inline-heading h2{font-size:21px;line-height:1.25;letter-spacing:-.025em}
.rf-inline-heading>span{font-size:12px;color:#536a88;white-space:nowrap}
.rf-inline-explorer .rf-inline-tabs{display:grid;grid-template-columns:.95fr 1.05fr;gap:22px;align-items:center;flex:1;min-width:0}
.rf-inline-explorer .rf-node-tabs{display:block!important;width:100%!important;max-width:260px;min-height:205px;height:100%!important;max-height:235px;aspect-ratio:auto;padding:0!important;margin:0 auto;background:transparent!important;border:0;border-radius:0}
.rf-inline-explorer .rf-compound-node{height:auto!important;min-height:52px;border-radius:6px;padding:7px 2px;gap:0;display:flex;flex-direction:column;line-height:1.35;font-size:14px;font-weight:400;box-shadow:none;white-space:nowrap;outline-offset:4px}
.rf-inline-explorer .rf-compound-node small{font-size:12px;margin-top:3px}
.rf-inline-explorer .rf-compound-node:after{display:none}
.rf-inline-explorer .rf-compound-node.is-active{background:#315dec!important;color:#fff!important;border-color:#315dec;box-shadow:0 3px 12px #315dec20}
.rf-inline-explorer .rf-compound-node:focus-visible{outline:2px solid #315dec;outline-offset:4px}
.rf-inline-explorer .rf-blend-total{width:31%;left:34.5%;top:38%;min-width:64px;min-height:64px}
.rf-inline-explorer .rf-blend-total strong{font-size:27px;letter-spacing:-.045em}
.rf-inline-explorer .rf-blend-total>span{font-size:8px;letter-spacing:0;margin-top:1px}
.rf-inline-explorer .rf-component-panels{padding:0;min-height:190px;display:flex;align-items:center}
.rf-inline-explorer .rf-component-kind{font-size:10px;line-height:1.5;margin-bottom:8px;letter-spacing:.035em}
.rf-inline-explorer .rf-component-detail h3{font-size:26px;line-height:1.2;margin-bottom:11px}
.rf-inline-explorer .rf-component-detail>p{font-size:16px;line-height:1.65;margin:0;color:#40536c}
.rf-inline-footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:9px 15px;border-top:1px solid #d4dff1;margin-top:17px;padding-top:12px}
.rf-inline-footer>p{font-size:11px;line-height:1.5;color:#526986;margin:0}
.rf-inline-footer .cite{font-size:11px}
.rf-inline-footer>a{display:flex;align-items:center;gap:7px;font-size:12px;line-height:1.5;color:#315dec;font-weight:500;white-space:nowrap}
.rf-inline-footer>a svg{width:14px;height:14px;transition:transform .25s}
.rf-inline-footer>a:hover svg{transform:translate(2px,-2px)}
.rf-hero-with-explorer+.rf-research{border-top:1px solid #cedaec}
@media(min-width:1000px) and (max-width:1150px){.rf-hero-with-explorer{column-gap:30px}.rf-hero-with-explorer .rf-intro h1{font-size:53px}.rf-hero-with-explorer .rf-deck{font-size:18px}.rf-inline-explorer{padding-inline:17px}.rf-inline-explorer .rf-inline-tabs{gap:17px;grid-template-columns:.94fr 1.06fr}.rf-inline-explorer .rf-node-tabs{min-height:215px}.rf-inline-explorer .rf-component-detail h3{font-size:25px}.rf-inline-explorer .rf-compound-node{font-size:13px}.rf-inline-explorer .rf-blend-total{left:32%;width:36%}}
@media(min-width:1000px) and (max-height:740px){.rf-hero-with-explorer{gap:18px 40px;padding-block:25px 32px}.rf-hero-with-explorer .rf-intro h1{font-size:54px}.rf-hero-with-explorer .rf-intro .rf-eyebrow{margin-bottom:13px}.rf-hero-with-explorer .rf-deck{font-size:18px;margin-top:14px}.rf-hero-with-explorer .rf-intro-detail{display:none}.rf-inline-explorer{padding-block:17px 14px}.rf-inline-heading{margin-bottom:10px}.rf-inline-footer{margin-top:12px;padding-top:10px}.rf-inline-explorer .rf-node-tabs{min-height:195px;max-height:215px}}
@media(min-width:641px) and (max-width:999px){.rf-hero-with-explorer{grid-template-columns:.82fr 1.18fr;grid-template-areas:'intro supplier' 'composition composition';grid-template-rows:auto auto;align-items:center;gap:28px}.rf-hero-with-explorer .rf-intro h1{font-size:clamp(37px,5.2vw,50px)}.rf-hero-with-explorer .rf-deck{font-size:17px}.rf-hero-with-explorer .rf-intro-detail{margin-top:24px}.rf-inline-explorer{padding:24px 28px}.rf-inline-explorer .rf-inline-tabs{grid-template-columns:.85fr 1.15fr;gap:34px}.rf-inline-explorer .rf-node-tabs{height:220px!important}.rf-inline-explorer .rf-component-kind{font-size:12px}.rf-inline-explorer .rf-component-detail h3{font-size:30px}.rf-inline-explorer .rf-component-detail>p{font-size:17px}.rf-inline-explorer .rf-compound-node{font-size:16px}.rf-inline-footer>p,.rf-inline-footer>a{font-size:13px}}
@media(max-width:640px){.rf-hero-with-explorer{display:flex;gap:18px;padding-block:18px 38px}.rf-hero-with-explorer>.rf-intro{padding:0}.rf-hero-with-explorer .rf-intro h1{font-size:36px;line-height:1.08;letter-spacing:-.047em}.rf-hero-with-explorer .rf-deck{font-size:16px;line-height:1.5;margin-top:10px}.rf-inline-explorer{width:100%;margin-top:34px;padding:23px 20px 20px;border-radius:14px}.rf-inline-heading{margin-bottom:23px}.rf-inline-heading h2{font-size:24px}.rf-inline-heading>span{font-size:11px}.rf-inline-explorer .rf-inline-tabs{display:flex;flex-direction:column;gap:29px;align-items:stretch}.rf-inline-explorer .rf-node-tabs{width:100%!important;height:245px!important;min-height:0;max-height:none;max-width:310px}.rf-inline-explorer .rf-compound-node{font-size:16px;min-height:58px}.rf-inline-explorer .rf-compound-node small{font-size:13px}.rf-inline-explorer .rf-blend-total{left:34.5%;width:31%}.rf-inline-explorer .rf-blend-total strong{font-size:30px}.rf-inline-explorer .rf-blend-total>span{font-size:9px}.rf-inline-explorer .rf-component-panels{min-height:205px;align-items:flex-start}.rf-inline-explorer .rf-component-kind{font-size:12px;line-height:1.5}.rf-inline-explorer .rf-component-detail h3{font-size:30px;line-height:1.2;margin-bottom:15px}.rf-inline-explorer .rf-component-detail>p{font-size:16px;line-height:1.8}.rf-inline-footer{margin-top:18px;padding-top:17px;gap:14px}.rf-inline-footer>p{font-size:12px}.rf-inline-footer>a{font-size:14px}}
@media(max-width:374px){.rf-hero-with-explorer .rf-intro h1{font-size:32px}.rf-hero-with-explorer .rf-deck{font-size:14px}.rf-inline-explorer{padding-inline:17px}.rf-inline-heading{display:block}.rf-inline-heading>span{display:block;margin-top:5px;font-size:12px}.rf-inline-explorer .rf-node-tabs{height:222px!important}.rf-inline-explorer .rf-compound-node{font-size:14px}.rf-inline-explorer .rf-blend-total strong{font-size:27px}}
@media(max-width:640px) and (max-height:680px){.rf-hero-with-explorer{padding-top:14px;gap:14px}.rf-hero-with-explorer .rf-intro h1{font-size:32px}.rf-hero-with-explorer .rf-deck{font-size:15px;margin-top:6px}}
@media(max-width:640px){.rf-theme .rf-product-heading>p{margin-top:7px;font-size:12px}.rf-theme .rf-product-heading h2{font-size:48px}}
@media(max-width:640px) and (max-height:680px){.rf-theme .rf-product-heading h2{font-size:44px}.rf-theme .rf-product-heading>p{margin-top:5px;font-size:12px}}
@media(hover:none){.rf-card-sweep,.rf-card-light{display:none}.rf-product-art img{transform:none!important}.rf-supplier:hover{box-shadow:0 20px 55px #3952900e}.rf-article-card:hover{box-shadow:none}}
@media(prefers-reduced-motion:reduce){.rf-theme *,.rf-theme *:before,.rf-theme *:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.rf-card-sweep{display:none}.rf-product-art img{transform:none!important}}

/* Essential reading: generous excerpts with a consistent editorial rhythm. */
.rf-primary-guides{display:grid;gap:12px}
.rf-guide-preview{position:relative;isolation:isolate;display:grid;grid-template-columns:.9fr 1.35fr;gap:clamp(35px,6vw,85px);padding:38px 28px;border:1px solid transparent;border-top-color:#cedaec;border-radius:14px;transition:border-color .3s,box-shadow .35s,background .35s;--px:50%;--py:50%}
.rf-guide-preview:before{content:'';position:absolute;inset:0;border-radius:inherit;z-index:-1;background:radial-gradient(520px circle at var(--px) var(--py),#e8efffbb,transparent 75%);opacity:0;transition:opacity .35s;pointer-events:none}
.rf-guide-category{display:flex;align-items:center;gap:10px;color:#496484;font-size:11px;font-weight:500;letter-spacing:.085em;margin-bottom:20px}
.rf-guide-category svg{width:23px;height:23px;color:#315dec;stroke-width:1.4}
.rf-guide-intro h3{font-size:clamp(27px,2.55vw,35px);line-height:1.2;max-width:380px}
.rf-guide-topics{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px;max-width:370px}
.rf-guide-topics span{font-size:12px;line-height:1.5;color:#4c6383;padding:5px 10px;border:1px solid #d7e1f1;border-radius:5px;background:#f5f8fe}
.rf-guide-copy>p{font-size:16px;line-height:1.8;color:#40536c;margin:0 0 16px}
.rf-guide-takeaway{border-left:2px solid #7b9bf6;padding:1px 0 2px 16px;margin:25px 0 23px}
.rf-guide-takeaway>span{font-size:10px;letter-spacing:.09em;font-weight:500;line-height:1.5;color:#315dec}
.rf-guide-takeaway p{font-size:16px;line-height:1.6;margin-top:5px;color:#233b5e}
.rf-guide-link{display:inline-flex;align-items:center;justify-content:space-between;gap:25px;min-height:46px;padding:10px 16px;font-size:14px;font-weight:500;line-height:1.5;color:#315dec;background:#f2f6ff;border:1px solid #ccdaf7;border-radius:8px;transition:box-shadow .3s,border-color .3s,background .3s,color .3s}
.rf-guide-link svg{width:17px;height:17px;flex:none;transition:transform .3s}
.rf-guide-link:is(:hover,:focus-visible) svg{transform:translate(3px,-3px)}
.rf-research-note{margin-top:14px}

/* An even cover grid: original optical studies, composition, and documentation. */
.rf-journal{background:linear-gradient(135deg,#f2f6fd,#edf1fd)}
.rf-article-grid{gap:26px;grid-auto-rows:1fr}
.rf-article-card{position:relative;isolation:isolate;border-radius:18px;border-color:#ccd9ee;overflow:visible;--px:50%;--py:50%;transition:transform .35s,box-shadow .35s,border-color .35s}
.rf-article-card>a{padding:0;min-height:0;border-radius:inherit;overflow:hidden}
.rf-article-card:after{content:'';position:absolute;inset:0;border-radius:inherit;background:radial-gradient(420px circle at var(--px) var(--py),#8caaff1f,transparent 65%);opacity:0;pointer-events:none;transition:opacity .35s;z-index:2}
.rf-article-cover{height:180px;position:relative;overflow:hidden;background:#eaf1fd;flex:none;border-radius:17px 17px 0 0;border-bottom:1px solid #d5dff1}
.rf-article-cover:after{content:'';position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,#ffffff9c 49%,transparent 65%);transform:translateX(-135%);pointer-events:none}
.rf-article-cover img{display:block;width:100%;height:100%;object-fit:cover;object-position:50% 50%;transition:transform .65s cubic-bezier(.2,.7,.2,1)}
.rf-article-card:nth-child(2) .rf-article-cover img{object-position:50% 40%}
.rf-article-card-copy{display:flex;flex-direction:column;flex:1;min-width:0;padding:25px 26px 21px}
.rf-article-category{display:flex;align-items:center;gap:8px;font-size:12px;font-weight:500;letter-spacing:.01em;margin-bottom:16px;color:#456182}
.rf-article-category svg{width:16px;height:16px;stroke-width:1.6;color:#315dec}
.rf-article-card h3{font-size:25px;line-height:1.25;margin-bottom:15px}
.rf-article-card p{font-size:16px;line-height:1.7;margin-bottom:24px}
.rf-article-action{min-height:52px;padding-top:13px;font-size:14px}
.rf-article-arrow{width:33px;height:33px;display:grid;place-items:center;border:1px solid #d0dcf6;border-radius:50%;background:#f1f5ff;transition:background .3s,color .3s,box-shadow .3s,border-color .3s}
.rf-article-action svg{width:17px;height:17px}
.rf-cover-caption{display:block;font:10px/1.5 'Plex Mono',monospace;letter-spacing:.06em;color:#4a6589}
.rf-composition-cover,.rf-comparison-cover{padding:23px 26px;background:linear-gradient(130deg,#edf4ff,#e4eaff)}
.rf-cover-compounds{display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:10px;margin:16px 0 12px}
.rf-cover-compounds>div{border-right:1px solid #c4d2ee}.rf-cover-compounds>div:last-child{border:0}
.rf-cover-compounds span{display:block;font-size:12px;color:#3b577e;margin-bottom:2px}
.rf-cover-compounds strong{display:block;font-size:29px;line-height:1.2;color:#264cc0;font-weight:500;letter-spacing:-.045em}
.rf-cover-compounds small{font-size:12px;font-weight:400;letter-spacing:0}
.rf-cover-ratio{display:grid;grid-template-columns:5fr 1fr 1fr;gap:4px;height:5px}
.rf-cover-ratio span{background:#315dec;border-radius:2px}.rf-cover-ratio span:nth-child(2){background:#7996ec}.rf-cover-ratio span:nth-child(3){background:#acb9f6}
.rf-cover-footnote{display:block;font-size:10px;color:#496484;margin-top:9px}
.rf-cover-comparison{display:flex;align-items:center;justify-content:space-between;gap:15px;margin:22px 0 18px}
.rf-cover-comparison>span{font-size:36px;line-height:1;letter-spacing:-.05em;color:#2348ba;font-weight:500}
.rf-cover-comparison>span:last-child{color:#546eac}
.rf-cover-comparison>svg{width:23px;height:23px;stroke-width:1;color:#7591d0}
.rf-cover-fields{display:flex;justify-content:space-between;border-top:1px solid #c5d3ee;padding-top:11px;font-size:10px;color:#456182}
.rf-supplier-cover img{object-position:65% 57%;opacity:.85}
.rf-cover-supplier{position:absolute;top:23px;left:26px;font-size:10px;letter-spacing:.09em;color:#4a6386;line-height:1.5}
.rf-cover-supplier>span{display:block;font-size:29px;letter-spacing:-.05em;color:#26477d;font-weight:500;margin-top:3px}

/* A shared blue glow, gently raised from the 8/100 reference to a 10/100 feel. */
.rf-theme{--surface-glow:0 0 0 1px #7598f840,0 0 30px #668eff50,0 12px 34px #4e70c51c;--control-glow:0 0 0 1px #8aa6fa50,0 0 21px #6088ff67}
.rf-theme :is(.rf-nav a,.rf-brand,.rf-supplier-name,.text-link,.rf-inline-footer>a,.rf-source-link,.rf-footer nav a,.rf-breadcrumb,.rf-article-aside>a,.cite){transition:color .25s,box-shadow .3s,text-shadow .3s}
.rf-theme :is(.rf-nav a,.rf-brand,.rf-supplier-name,.text-link,.rf-inline-footer>a,.rf-source-link,.rf-footer nav a,.rf-breadcrumb,.rf-article-aside>a,.cite):is(:hover,:focus-visible){color:#315dec;text-shadow:0 0 17px #4678ff78}
.rf-nav a:is(:hover,:focus-visible):after{height:2px;box-shadow:0 0 9px #4b78ff,0 0 24px #6b92ffef}
.rf-brand-mark{transition:background .3s,border-color .3s,box-shadow .3s}
.rf-brand:is(:hover,:focus-visible) .rf-brand-mark{background:#ecf2ff;border-color:#7194f6;box-shadow:var(--control-glow)}
.rf-supplier:is(:hover,:focus-within){border-color:#7396f6;box-shadow:var(--surface-glow),0 0 43px #7195ef27}
.rf-theme .rf-cta:is(:hover,:focus-visible){background:#203c77;box-shadow:0 0 0 1px #8ca8ff80,0 0 30px #507dff90,0 8px 22px #315dec40}
.rf-theme .rf-cta:is(:hover,:focus-visible):before{transform:translateX(100%)}
.rf-inline-explorer{transition:border-color .3s,box-shadow .35s}
.rf-inline-explorer:is(:hover,:focus-within){border-color:#97b1f5;box-shadow:inset 0 2px #7294f0,0 0 26px #638cff3a}
.rf-inline-explorer .rf-compound-node:is(:hover,:focus-visible){border-color:#7296fb;box-shadow:var(--control-glow)}
.rf-inline-explorer .rf-compound-node.is-active:is(:hover,:focus-visible){box-shadow:0 0 26px #315dec79}
.rf-guide-preview:is(:hover,:focus-within){border-color:#b2c5f0;background:#fbfcff;box-shadow:0 0 27px #668eff33}
.rf-guide-preview:is(:hover,:focus-within):before{opacity:1}
.rf-guide-link:is(:hover,:focus-visible){border-color:#7799f4;background:#eaf0ff;box-shadow:var(--control-glow)}
.rf-article-card:is(:hover,:focus-within){border-color:#6f94f4;box-shadow:var(--surface-glow)}
.rf-article-card:is(:hover,:focus-within):after{opacity:1}
.rf-article-card:is(:hover,:focus-within) .rf-article-arrow{background:#315dec;border-color:#315dec;color:white;box-shadow:0 0 22px #5480fa80}
.rf-article-card:is(:hover,:focus-within) .rf-article-action svg{transform:translate(1px,-1px)}
.rf-article-card:is(:hover,:focus-within) .rf-article-cover:after{animation:rf-sweep 1s ease-out 1}
.rf-source-list>li{transition:background .3s,box-shadow .3s,border-color .3s}
.rf-source-list>li:is(:hover,:focus-within){border-color:#829ef0;background:#edf3ff;box-shadow:0 0 26px #638cff44}
.rf-source-list>li:is(:hover,:focus-within) svg{filter:drop-shadow(0 0 7px #4f7bfd)}
.rf-theme .cite:is(:hover,:focus-visible){border-radius:3px;background:#e6eeff;box-shadow:0 0 14px #7096ff60}
.rf-menu-button{transition:border-color .3s,background .3s,box-shadow .3s}
.rf-menu-button:is(:hover,:focus-visible){border-color:#7396f4;background:#ecf2ff;box-shadow:var(--control-glow)}
.rf-mobile-menu a,.rf-mobile-menu>button{transition:color .25s,background .25s,box-shadow .3s,text-shadow .3s}
.rf-mobile-menu a:is(:hover,:focus-visible){background:#edf3ff;box-shadow:0 0 23px #648dff44;text-shadow:0 0 15px #497aff80}
.rf-mobile-menu>button:is(:hover,:focus-visible){background:#e7efff;box-shadow:0 0 22px #628cff60}
@media(hover:hover) and (prefers-reduced-motion:no-preference){.rf-article-card:hover{transform:translateY(-4px)}.rf-article-card:hover .rf-article-cover img{transform:scale(1.045)}}
@media(max-width:1100px){.rf-guide-preview{padding-inline:20px;column-gap:38px}.rf-article-card-copy{padding-inline:22px}.rf-composition-cover,.rf-comparison-cover{padding-inline:22px}.rf-cover-comparison>span{font-size:32px}}
@media(min-width:641px) and (max-width:999px){.rf-article-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.rf-guide-preview{grid-template-columns:.95fr 1.15fr;gap:30px;padding:32px 14px}.rf-guide-intro h3{font-size:28px}.rf-guide-topics{gap:6px}.rf-guide-topics span{padding-inline:7px;font-size:11px}}
@media(max-width:640px){.rf-primary-guides{gap:0}.rf-guide-preview{grid-template-columns:1fr;gap:24px;padding:30px 0;border:0;border-top:1px solid #cedaec;border-radius:0}.rf-guide-preview:before{inset:0 -12px}.rf-guide-category{margin-bottom:15px}.rf-guide-intro h3{font-size:29px;line-height:1.2;max-width:none}.rf-guide-topics{margin-top:18px;max-width:none;gap:7px}.rf-guide-copy>p{font-size:16px;line-height:1.8}.rf-guide-takeaway{margin-block:22px}.rf-guide-link{width:100%;min-height:48px;padding:12px 15px;font-size:14px}.rf-guide-preview:is(:hover,:focus-within){background:transparent;box-shadow:none}.rf-guide-preview:before{display:none}.rf-article-grid{grid-template-columns:1fr;grid-auto-rows:auto;gap:24px}.rf-article-cover{height:180px}.rf-article-card-copy{padding:25px 23px 21px}.rf-article-card h3{font-size:26px}.rf-article-card p{margin-bottom:24px}.rf-composition-cover,.rf-comparison-cover{padding:23px 26px}.rf-cover-comparison>span{font-size:36px}.rf-article-card:is(:hover,:focus-within){box-shadow:0 0 22px #668eff33}.rf-cover-supplier{left:24px}}
@media(max-width:374px){.rf-guide-intro h3{font-size:27px}.rf-guide-topics span{font-size:11px;padding-inline:8px}.rf-article-card-copy{padding-inline:20px}.rf-article-card h3{font-size:25px}.rf-composition-cover,.rf-comparison-cover{padding-inline:20px}.rf-cover-compounds span{font-size:11px}.rf-cover-comparison>span{font-size:32px}}
@media(prefers-reduced-motion:reduce){.rf-article-card,.rf-article-cover img{transform:none!important}.rf-article-cover:after{display:none}}
@media(max-width:640px){.rf-article-card:is(:hover,:focus-within){box-shadow:0 0 24px #668eff40}}
.rf-cover-research img{object-position:50% 40%}
.rf-editorial-cover{padding:23px 26px;background:linear-gradient(130deg,#eef5ff,#e3eaff);display:flex;flex-direction:column;justify-content:space-between}
.rf-editorial-cover>strong{font-size:29px;font-weight:500;line-height:1.15;letter-spacing:-.045em;color:#294baf;max-width:250px}
.rf-editorial-analysis{background:linear-gradient(130deg,#f2f7ff,#e8edff)}
.rf-editorial-discussion{background:linear-gradient(130deg,#eef5fd,#e3e9ff)}
.rf-editorial-discussion>strong{font-size:28px}
@media(max-width:374px){.rf-editorial-cover{padding-inline:20px}.rf-editorial-cover>strong{font-size:27px}}