/* Approved ResearchGuru previews: shared presentation layer, no API changes. */
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html{scroll-padding-top:100px}body{background:var(--bg);color:var(--ink);font-family:var(--font);overflow-x:clip;line-height:1.6}.atmos,.grain{display:none}button,input,select,textarea{font-family:inherit}button,a{-webkit-tap-highlight-color:transparent}button{touch-action:manipulation}img{max-width:100%}a,button{outline-offset:5px}:focus-visible{outline:3px solid #8b80ff!important;outline-offset:4px}a,button{-webkit-user-drag:none}.rg-icon{width:20px;height:20px;display:inline-block;flex:none;vertical-align:middle;object-fit:contain}.skip-link{position:fixed;left:20px;top:-100px;z-index:10000;background:#fff;color:#0a2540;padding:10px 20px;border:2px solid #635bff;border-radius:8px}.skip-link:focus{top:12px}
h1,h2,h3,h4{font-family:var(--disp);letter-spacing:-.035em}h1 em,h2 em,h3 em{font-family:inherit;font-style:normal;background:none;color:var(--navy)}.kicker,.kick{font:650 12px/1.4 var(--font);letter-spacing:.15em;color:var(--navy);text-transform:uppercase}.kicker::before{display:none}.sec-head h2{font-size:clamp(32px,3.65vw,48px);line-height:1.12;font-weight:650;letter-spacing:-.045em}.sec-head>p{font-size:17px;line-height:1.75;max-width:60ch;color:var(--soft)}
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/* One stable, shared header. The flyout is anchored to the whole header. */
.rgn{height:76px;padding:0 40px;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(211,222,236,.8);backdrop-filter:blur(20px) saturate(1.35);-webkit-backdrop-filter:blur(20px) saturate(1.35);isolation:auto;z-index:100}.rgn.scrolled{background:rgba(255,255,255,.93);border-bottom-color:var(--line);box-shadow:0 3px 15px rgba(10,37,64,.025)}.rgn-in{width:100%;max-width:1360px;height:100%;gap:16px;position:static}.rgn-logo{font-family:Georgia,"Times New Roman",serif;font-size:25px;letter-spacing:-.045em;white-space:nowrap;gap:0;flex:none}.rgn-logo .w1{font-weight:700;color:var(--ink)}.rgn-logo .w2{background:none;color:#635bff;-webkit-text-fill-color:currentColor;font-weight:700}.rgn-logo .dotai{background:none;color:#bd8b1d;-webkit-text-fill-color:currentColor;font-size:1em;padding:0;border-radius:0;margin:0;transform:none;letter-spacing:-.04em}.rgn-logo .rgn-mark{width:40px;height:37px;margin-right:10px;background-image:url('/assets/logo-mark-light.png');background-size:contain;background-repeat:no-repeat;background-position:center;filter:none}.rgn-links{gap:1px;white-space:nowrap}.rgn-links>a,.rgn-dt{font-size:14px;font-weight:550;padding:10px 8px;border-radius:6px;color:var(--ink);gap:5px}.rgn-links>a.on::after{bottom:2px;background:#635bff;left:8px;right:8px;height:2px}.rgn-links>a:hover,.rgn-dt:hover{background:rgba(99,91,255,.055);color:#635bff}.rgn-cta{gap:10px;min-width:0;flex:none;align-items:center}.rgn-solid{font-size:12px;white-space:nowrap;padding:9px 13px;border-radius:6px}.rgn-chevron{width:13px;height:13px;transition:transform .25s cubic-bezier(.6,0,.2,.5)}.rgn-drop.open .rgn-chevron{transform:rotate(180deg)}.rgn-drop{position:static}.rgn-mega{position:absolute;left:50%;top:calc(100% + 10px);width:min(1290px,calc(100% - 56px));padding:0;transform:translateX(-50%) translateY(-8px) scale(.987);transform-origin:top center;border:1px solid rgba(255,255,255,.8);border-radius:18px;background:rgba(255,255,255,.86);box-shadow:0 30px 70px -24px rgba(10,37,64,.26),inset 0 1px rgba(255,255,255,.95);backdrop-filter:blur(30px) saturate(1.65);-webkit-backdrop-filter:blur(30px) saturate(1.65);transition:opacity .19s ease,transform .3s var(--ease),visibility .19s;overflow:visible;max-height:calc(100dvh - 110px);overflow-y:auto;overscroll-behavior:contain}.rgn .rgn-drop:not(.open) .rgn-mega{opacity:0;visibility:hidden;pointer-events:none;transform:translateX(-50%) translateY(-8px) scale(.987)}.rgn-drop.open .rgn-mega{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0) scale(1)}.rgn-mega::before{height:16px;top:-16px}.rgn-mega-body{display:block;padding:28px 32px 24px}.rgn-mega-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:32px}.rgn-col{min-width:0}.rgn-col-h{font:650 14px/1.5 var(--font);text-transform:none;letter-spacing:-.01em;color:var(--ink);padding:0 0 12px;margin:0 0 8px;border-bottom:1px solid var(--line)}.rgn-col-h::before{display:none}.rgn-col a{font:500 13px/1.45 var(--font);padding:7px 8px;margin:0 -8px;min-height:32px;color:#4b5973;gap:6px;border-radius:6px;transition:color .2s ease,background .2s ease,transform .24s var(--ease)}.rgn-col a:hover{background:rgba(99,91,255,.07);color:#635bff;transform:translateX(3px)}.rgn-col a::after{content:none}.rgn-pro{font:700 8px/1.1 var(--font);color:#a37927;background:#fff0ce;padding:3px 4px}.rgn-feat{display:none}.rgn-mega-foot{padding:17px 32px;border-top:1px solid rgba(213,222,236,.8);border-radius:0 0 18px 18px;background:rgba(241,245,252,.7);display:flex;align-items:center;justify-content:space-between;gap:16px}.rgn-mega-all{margin:0;font-size:13px;color:#635bff}.rgn-mega-note{font:12px/1.5 var(--font);color:var(--soft)}.rgn-burger{border:0;background:transparent;color:var(--ink);padding:9px;border-radius:6px}.rgn-burger span{display:none}.rgn-drawer{position:absolute;left:0;right:0;top:100%;padding:16px 24px 26px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);border-radius:0 0 18px 18px;background:rgba(255,255,255,.97);backdrop-filter:blur(25px);-webkit-backdrop-filter:blur(25px);box-shadow:var(--shadow-l);max-height:calc(100dvh - 76px);overflow:auto;opacity:0;visibility:hidden;transform:translateY(-10px);transition:transform .25s var(--ease),opacity .18s ease,visibility .18s;display:flex;flex-direction:column}.rgn:not(.drawer-open) .rgn-drawer{pointer-events:none}.rgn.drawer-open .rgn-drawer{opacity:1;visibility:visible;transform:none}.rgn-drawer>a{padding:13px 8px;min-height:44px;border-bottom:1px solid var(--line);font-size:16px;color:var(--ink)}.rgn-drawer .rgn-drawer-cta{margin-top:14px;color:#635bff;background:#efedff;border-radius:8px;border:0}.rgn #rg-account{display:flex;align-items:center;min-width:85px}.rgn #rg-account .rg-pill,.rgn #rg-account .rg-acc{border-radius:6px;font-size:11px;padding:6px 9px;min-height:32px;white-space:nowrap}.rgn #rg-account .rg-auth-ghost{font-size:11px;white-space:nowrap}.rgn #rg-account .rg-auth-cta{font-size:11px;padding:7px 10px;border-radius:6px;background:#635bff;white-space:nowrap}.rgn #rg-account .rg-auth{gap:7px}.rgn .rg-lang{font-size:12px}.rgn .rg-lang-btn{padding:6px 9px;border-radius:6px;font-size:11px;background:transparent;color:var(--ink);border-color:var(--line)}
/* Reference hero: real semantic document UI above the ribbon image layer. */
.research-home .hero{position:relative;isolation:isolate;display:grid;grid-template-columns:minmax(0,.88fr) minmax(0,1.12fr);align-items:center;gap:32px;width:calc(100% - 128px);max-width:var(--site-width);margin:0 auto;padding:144px 0 88px;min-height:714px;overflow:visible}.hero-copy{min-width:0;z-index:2;position:relative}.hero .eyebrow{font:650 11px/1.6 var(--font);letter-spacing:.17em;text-transform:uppercase;color:#52627a;display:flex;align-items:center;gap:12px;margin-bottom:31px;white-space:nowrap}.eyebrow .spark{width:12px;height:12px;flex:none;background:#8052ff;box-shadow:inset -3px -2px 5px #6030f5;border-radius:50%}.hero h1{font-family:var(--font);font-size:clamp(40px,4.4vw,66px);font-weight:700;line-height:1.09;letter-spacing:-.052em;margin:0;white-space:nowrap}.hero .lede{font-size:clamp(18px,1.75vw,24px);line-height:1.45;font-weight:400;letter-spacing:-.025em;color:#5b6c87;max-width:600px;margin:28px 0 35px}.hero .hero-cta{display:flex;align-items:center;flex-wrap:wrap;margin:0;gap:28px}.hero-note{font-size:15px;color:#52627a;margin:20px 0 0}.hero-note span{padding:0 4px}.ribbon-stage{position:absolute;z-index:-1;top:-245px;right:min(-64px,-4vw);width:min(930px,73vw);height:1130px;overflow:visible;pointer-events:none;contain:layout}.research-ribbon{position:absolute;right:-140px;top:-90px;width:100%;height:100%;object-fit:contain;object-position:top right;max-width:none;will-change:transform;animation:ribbon-breathe 17s ease-in-out infinite alternate}.ribbon-motion{position:absolute;inset:0;width:100%;height:100%;opacity:0}.ribbon-stage.has-webgl .ribbon-motion{opacity:1}.ribbon-stage.has-webgl .research-ribbon{opacity:0;animation:none}.services-open .research-ribbon{animation-play-state:paused}@keyframes ribbon-breathe{to{transform:translate3d(12px,18px,0) rotate(1deg)}}
.workspace-preview{position:relative;z-index:3;align-self:center;background:rgba(255,255,255,.96);border:1px solid #e5e8f2;border-radius:12px;box-shadow:0 24px 35px -23px rgba(10,24,54,.36),0 4px 12px rgba(10,24,54,.05);padding:0;min-width:0;width:100%;text-align:left;color:#101c38;transform:translateY(10px);overflow:hidden}.workspace-bar{min-height:49px;display:flex;align-items:center;gap:16px;padding:11px 17px;border-bottom:1px solid #e4e8f1;background:#fdfdff;font-size:11px;white-space:nowrap}.workspace-bar strong{display:flex;align-items:center;gap:8px;font-size:12px;font-weight:650}.workspace-bar .rg-icon{width:17px;height:17px}.workspace-file{font-size:10px;display:flex;align-items:center;gap:6px;border-left:1px solid #e0e5ee;padding-left:14px;min-width:0;text-overflow:ellipsis;overflow:hidden}.example-label{margin-left:auto;color:#635bff;background:#eeebff;border-radius:20px;padding:4px 9px;font-size:9px;font-weight:600}.workspace-body{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);gap:11px;padding:11px;min-height:390px}.preview-paper,.preview-report{min-width:0;background:#fff;border:1px solid #e4e8f1;border-radius:10px;box-shadow:0 2px 6px rgba(10,37,64,.025);padding:18px 16px}.preview-paper h2{font:700 17px/1.3 var(--font);letter-spacing:-.035em;color:#101c38;margin:0 0 19px}.preview-paper h3{font:700 12px/1.4 var(--font);letter-spacing:-.025em;color:#101c38;margin:15px 0 6px}.preview-paper p{font:450 11px/1.65 var(--font);color:#14213d;margin:0}.preview-paper mark{border-radius:2px;box-decoration-break:clone;-webkit-box-decoration-break:clone;padding:1px 2px;color:inherit;transition:background .22s ease,box-shadow .22s ease}.match-coral{background:#ffd9d6}.match-blue{background:#d4f3fa}.preview-paper mark.selected{box-shadow:0 0 0 2px #a89aff}.preview-report{padding:14px 11px}.preview-report>h3{font:650 12px/1.4 var(--font);display:flex;align-items:center;gap:6px;letter-spacing:-.02em;margin:0 0 14px}.preview-report .rg-icon{width:15px;height:15px}.preview-metric,.preview-citations{display:flex;align-items:center;justify-content:space-between;gap:8px;background:#f5f5fa;border-radius:6px;padding:8px 9px;margin:0 0 7px;font-size:10px}.preview-metric b{font-size:16px}.preview-citations{color:#272444;font-size:9px}.preview-source-label{font-size:9px;color:#697a94;border-bottom:1px solid #e4e8f1;padding:12px 0 6px}.preview-sources button{border:0;border-bottom:1px solid #e4e8f1;background:transparent;display:grid;grid-template-columns:13px 1fr auto;align-items:start;gap:7px;width:100%;text-align:left;padding:10px 0;font-size:8px;line-height:1.55;color:#1e2a46;cursor:pointer;transition:color .2s,background .2s}.preview-sources button:hover{color:#635bff;background:#f8f6ff}.preview-sources button .rg-icon{width:12px;height:12px;opacity:.55}.preview-sources button b{font-size:9px;padding-top:1px}.preview-context{font:400 8px/1.4 var(--font);color:#738096;margin:10px 0 0;min-height:12px}.workspace-tabs{display:flex;align-items:center;gap:8px;padding:9px 15px 12px;margin:0 8px;border-top:1px solid #dfe4ef}.workspace-tabs button{display:flex;align-items:center;justify-content:center;gap:8px;flex:1;border:0;border-radius:6px;background:transparent;color:#61718e;font-size:11px;font-weight:550;padding:8px 3px;cursor:pointer;white-space:nowrap;transition:color .2s,background .2s}.workspace-tabs button+button{position:relative}.workspace-tabs button+button::before{content:"";position:absolute;left:-4px;height:17px;width:1px;background:#d7deea}.workspace-tabs button .rg-icon{width:16px;height:16px}.workspace-tabs button:hover,.workspace-tabs button.is-active{background:#efebff;color:#635bff}.workspace-preview[data-view="format"] .preview-paper{font-family:Georgia,serif}.workspace-preview[data-view="format"] .preview-paper p{font-family:Georgia,serif;column-count:2;column-gap:12px;font-size:9px}.workspace-preview[data-view="format"] .preview-paper h2{text-align:center;font-family:Georgia,serif;font-size:18px}.workspace-preview[data-view="references"] .preview-paper mark{background:#e9e4ff}
.source-rail{position:relative;z-index:2;width:calc(100% - 128px);max-width:var(--site-width);margin:0 auto 64px;border-top:1px solid #dbe4f0;border-bottom:1px solid #dbe4f0;padding:22px 0 23px;background:rgba(255,255,255,.78)}.source-rail>p{font-size:10px;font-weight:650;letter-spacing:.17em;text-transform:uppercase;color:#52627a;margin:0 0 20px}.source-rail-logos{display:flex;align-items:center;justify-content:space-between;gap:22px}.source-rail-logos>span{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:650;letter-spacing:-.035em;color:#14213d;white-space:nowrap}.source-rail-logos img{width:29px;height:29px;object-fit:contain}.source-rail-logos>span:nth-child(3){font-size:23px;font-weight:450}.source-rail-logos>span:nth-child(4){font-size:16px}
/* Promotional film: real supplied media, one unobtrusive control. */
.vhero{max-width:var(--site-width);width:calc(100% - 128px);margin:0 auto 100px;padding:0}.vframe{position:relative;border:1px solid var(--line);border-radius:12px;aspect-ratio:16/7.8;overflow:hidden;background:#0a1730;box-shadow:none}.vframe>video{width:100%;height:100%;object-fit:cover}.vhalo{display:none}.vplay{top:20px;left:20px;right:auto;bottom:auto;font-size:11px;letter-spacing:.01em;background:rgba(5,14,33,.55);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.2);color:#fff}.vcap{left:28px;right:180px;bottom:28px;background:rgba(5,14,33,.65);padding:18px 22px;border:1px solid rgba(255,255,255,.15);border-radius:10px;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}.vcap b{font:650 23px/1.2 var(--font);letter-spacing:-.035em;color:#fff}.vcap span{font:400 13px/1.6 var(--font);color:#d7deef;margin-top:5px}.video-toggle{position:absolute;right:24px;bottom:28px;min-height:44px;display:flex;align-items:center;gap:8px;border:1px solid rgba(255,255,255,.38);border-radius:8px;padding:11px 14px;background:rgba(255,255,255,.88);color:#0a2540;backdrop-filter:blur(14px);font-size:12px;font-weight:600;cursor:pointer}.video-toggle .rg-icon{width:16px;height:16px}.video-toggle:hover{background:#fff}
.flow,.showcase-v,.modules,.integrations,.audience,.benefits,.confs,.home-pricing,.home-resources{max-width:var(--site-width);width:calc(100% - 128px);margin-left:auto;margin-right:auto;padding:76px 0}.flow{padding-top:0;padding-bottom:80px}.flow .sec-head{max-width:740px}.flow .flow-step{border-radius:10px;box-shadow:none;background:#f8f9fc;border-color:#e5eaf2}.flow-why{border-top:1px solid var(--line);padding-top:28px;gap:36px}.fw b{font-family:var(--font);font-size:17px}.fw span{font-size:14px;line-height:1.7}.stats{max-width:var(--site-width);width:calc(100% - 128px);padding:42px 0;margin:0 auto;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:transparent}.stat{text-align:left;border-right:1px solid var(--line);padding-left:32px}.stat:first-child{padding-left:0}.stat:last-child{border:0}.stat b{font:550 38px/1.2 var(--font);letter-spacing:-.05em;color:var(--ink)}.stat span{font:400 13px/1.6 var(--font);color:var(--soft);margin-top:8px}.flagrail{gap:36px}.fcard{border:0;border-radius:0;box-shadow:none;padding:40px 0 65px;gap:64px;background:transparent;border-bottom:1px solid var(--line);overflow:visible}.fcard:last-child{border-bottom:0}.fcard::before{display:none}.f-kick{font-family:var(--font);font-size:11px;text-transform:uppercase;letter-spacing:.1em}.fcard .f-copy h3{font-size:clamp(29px,3vw,41px);line-height:1.17;letter-spacing:-.045em}.fcard .f-copy>p{font-size:16px;line-height:1.8;margin-top:18px}.f-feats{margin-top:20px}.f-feats span{font:500 11px/1.4 var(--font);background:#f2f4fa;border:0;padding:7px 10px;border-radius:5px}.f-cta{margin-top:24px}.f-cost{font-family:var(--font);font-size:11px}.f-media{border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-m)}.engine{background:#0a2540;color:#fff;padding:84px max(64px,calc((100vw - var(--site-width))/2));overflow:hidden}.engine::before{display:none}.engine .sec-head{max-width:700px}.engine .sec-head h2{color:#fff}.engine .sec-head p{color:#b7c5d9}.engine .kicker{color:#9da8ff}.engine-grid{grid-template-columns:repeat(5,1fr);gap:0;margin-top:44px}.engine .cap{border:0;border-radius:0;background:transparent;box-shadow:none;border-right:1px solid rgba(255,255,255,.15);padding:10px 24px;transform:none!important}.engine .cap:first-child{padding-left:0}.engine .cap:last-child{border:0}.engine .cap h3{font-size:17px;font-family:var(--font);color:#fff}.engine .cap p{font-size:13px;color:#b7c5d9}.engine .ci{color:#a9b6ff}.engine .badges{justify-content:flex-start}.engine .badges span{font-family:var(--font);font-size:11px;border:1px solid rgba(255,255,255,.2);background:transparent;color:#c5d0e6}.mgrid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.mcard{border:1px solid var(--line);background:var(--card);border-radius:10px;padding:25px;box-shadow:none;transition:transform .25s var(--ease),border-color .25s,box-shadow .25s}.mcard:hover{transform:translateY(-4px);border-color:#c5c0ff;box-shadow:0 15px 30px -23px rgba(99,91,255,.35)}.mcard h3{font-size:22px;letter-spacing:-.035em}.mcard li{font-size:13px;color:var(--soft)}.mcard .no,.mcard .pill{font-family:var(--font);font-size:9px;letter-spacing:.08em}.mcard .mi{width:42px;height:42px;font-size:25px;border-radius:10px}.mcard .go{font-size:12px;color:#635bff}.integrations{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:45px 0}.src-badge{font:600 14px/1.3 var(--font);border:0;background:#f7f9fc;border-radius:8px;box-shadow:none}.persona-row{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.persona{border:0;border-left:1px solid var(--line);padding:20px 26px;border-radius:0;box-shadow:none;background:transparent}.persona h4{font-size:21px}.persona p{font-size:14px;line-height:1.75}.persona:hover{transform:translateY(-3px);box-shadow:none;background:#fafbff}.benefit-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.benefit{background:#f8f9fd;border:1px solid var(--line);border-radius:12px;box-shadow:none}.bn-art{height:116px;opacity:.95}.bn-body{padding:22px}.bn-body h4{font-size:22px}.bn-body p{font-size:13px;line-height:1.75}.bn-tag{font-family:var(--font);font-size:10px;letter-spacing:.08em}.confs .sec-head p{max-width:720px}.conf-free{font-family:var(--font);background:#edfaf3;color:#16834c;border-radius:5px;font-size:10px}.conf-note{font-family:var(--font);font-size:11px}
/* Four live particle forms, four independently selectable lighting modes. */
.research-universe{--u-ink:#0a2540;--u-soft:#667398;--u-line:#dce5f3;--u-surface:#f8fbff;position:relative;isolation:isolate;width:100%;background:var(--u-surface);color:var(--u-ink);border-top:1px solid var(--u-line);border-bottom:1px solid var(--u-line);transition:background-color .7s ease,color .5s ease}.universe-heading{max-width:var(--site-width);margin:auto;padding:78px 24px 46px;text-align:center;border-left:1px solid var(--u-line);border-right:1px solid var(--u-line)}.universe-heading h2{font-size:clamp(36px,4.3vw,58px);font-weight:650;line-height:1.1;letter-spacing:-.05em;color:var(--u-ink);margin:0}.universe-heading p{font-size:20px;color:var(--u-soft);margin:17px 0 0;letter-spacing:-.025em}.universe-tabs{display:grid;grid-template-columns:repeat(4,1fr);max-width:var(--site-width);margin:auto;border:1px solid var(--u-line);border-bottom:1px solid var(--u-line)}.universe-tabs>button{position:relative;padding:26px 14px 28px;background:none;border:0;border-right:1px solid var(--u-line);color:var(--u-soft);text-align:center;cursor:pointer;transition:color .25s,background .25s}.universe-tabs>button:last-child{border:0}.universe-tabs>button::before{content:"";height:2px;position:absolute;left:10%;right:10%;top:-1px;background:#aa6dff;opacity:0;transform:scaleX(.5);transition:transform .35s var(--ease),opacity .2s}.universe-tabs>button[aria-selected=true]::before{opacity:1;transform:scaleX(1)}.universe-tabs>button[aria-selected=true]{color:var(--u-ink)}.universe-tabs>button:hover{background:rgba(99,91,255,.025);color:var(--u-ink)}.universe-tabs strong{display:block;font-size:27px;font-weight:550;line-height:1.25;letter-spacing:-.04em}.universe-tabs span{display:block;font-size:12px;line-height:1.6;margin-top:7px}.universe-display{height:570px;position:relative;max-width:var(--site-width);margin:auto;overflow:hidden;border-left:1px solid var(--u-line);border-right:1px solid var(--u-line);background:radial-gradient(ellipse at 50% 98%,#eedcff 0,rgba(255,234,219,.55) 32%,transparent 67%);transition:background .8s}.universe-times{position:absolute;top:22px;right:22px;display:flex;align-items:center;z-index:5;gap:2px;background:rgba(255,255,255,.75);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(159,171,210,.2);border-radius:30px;padding:4px;box-shadow:0 2px 6px rgba(49,51,108,.04)}.universe-times button{display:flex;align-items:center;justify-content:center;gap:6px;border:0;background:transparent;color:var(--u-ink);padding:7px 11px;border-radius:24px;font-size:11px;cursor:pointer;transition:background .25s,color .25s}.universe-times button .rg-icon{width:16px;height:16px}.universe-times button[aria-pressed=true]{background:#e9e0ff;color:#5930ec}.universe-times button:hover{background:rgba(130,100,230,.1)}.universe-book{position:absolute;left:50%;transform:translateX(-50%);top:225px;width:90%;height:auto;max-width:none;z-index:1;pointer-events:none;transition:opacity .6s ease,filter .8s ease;will-change:opacity}.universe-canvas{display:block;position:absolute;inset:0;width:100%;height:100%;z-index:2;touch-action:pan-y;cursor:grab}.universe-canvas:active{cursor:grabbing}.universe-caption{position:absolute;bottom:20px;left:26px;right:26px;display:flex;justify-content:space-between;gap:12px;z-index:3;font-size:11px;color:var(--u-soft);pointer-events:none}.universe-tooltip{position:absolute;z-index:4;left:60%;top:35%;padding:10px 13px;border:1px solid rgba(184,184,221,.32);background:rgba(255,255,255,.9);backdrop-filter:blur(12px);box-shadow:0 5px 20px -10px rgba(10,37,64,.3);color:#152644;border-radius:8px;font-size:10px;pointer-events:none;opacity:0;transform:translateY(5px);transition:opacity .18s,transform .22s var(--ease)}.universe-tooltip.show{opacity:1;transform:none}.universe-tooltip strong,.universe-tooltip span{display:block}.universe-tooltip span{color:#52627a;font-size:9px;margin-top:2px}.research-universe[data-time=evening]{--u-surface:#e4eafa;--u-ink:#172b4f;--u-soft:#586793;--u-line:#cdd8ed}.research-universe[data-time=evening] .universe-display{background:radial-gradient(ellipse at 50% 100%,rgba(255,216,160,.8),rgba(152,167,228,.37) 45%,transparent 80%)}.research-universe[data-time=evening] .universe-book{filter:sepia(.1) saturate(.9)}.research-universe[data-time=sunset]{--u-surface:#fff0e9;--u-ink:#182c49;--u-soft:#6d6689;--u-line:#ebd8e2}.research-universe[data-time=sunset] .universe-display{background:radial-gradient(ellipse at 50% 95%,rgba(255,185,126,.7),rgba(233,154,205,.45) 44%,transparent 85%)}.research-universe[data-time=sunset] .universe-book{filter:sepia(.25) saturate(1.3)}.research-universe[data-time=dark]{--u-surface:#09142c;--u-ink:#f4f5ff;--u-soft:#a4b1d6;--u-line:#273659}.research-universe[data-time=dark] .universe-display{background:radial-gradient(ellipse at 50% 95%,#25205e,rgba(20,31,73,.6) 50%,transparent 85%)}.research-universe[data-time=dark] .universe-book{filter:brightness(.88) saturate(.85)}.research-universe[data-time=dark] .universe-times{background:rgba(20,33,66,.83);border-color:#374873}.research-universe[data-time=dark] .universe-times button[aria-pressed=true]{background:#7251c3;color:#fff}.research-universe[data-time=dark] .universe-times .rg-icon{filter:invert(1)}.research-universe[data-time=dark] .universe-tooltip{background:rgba(9,20,44,.95);color:#fff;border-color:#495783}.research-universe[data-time=dark] .universe-tooltip span{color:#bac5e2}.research-universe[data-scene=connect] .universe-book,.research-universe[data-scene=verify] .universe-book{opacity:0}.research-universe[data-scene=publish] .universe-book{opacity:.22}
/* Commerce and editorial sections retain their existing API data and actions. */
.home-pricing{border-top:1px solid var(--line)}.home-pricing .sec-head{margin-bottom:36px}.home-pricing .price-grid{max-width:none;padding:0;width:100%;margin:24px 0}.price-grid{gap:22px}.price-card{border-radius:11px;box-shadow:none;border-color:var(--line);padding:28px;transition:transform .25s var(--ease),box-shadow .25s}.price-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-m)}.price-card.featured{border:1.5px solid #8a79ff;background:#fff}.price-card.featured::before{display:none}.pc-tag{position:static;transform:none;align-self:flex-start;background:#efebff;color:#635bff;border-radius:5px;font:650 10px/1.4 var(--font);padding:5px 9px;margin-bottom:15px}.pc-name{font:650 23px/1.4 var(--font);color:var(--ink)}.pc-price{font:650 43px/1.2 var(--font);letter-spacing:-.05em;color:var(--ink)}.pc-price small{font-size:15px;color:var(--soft);font-weight:450;letter-spacing:0}.pc-was{font-size:17px;font-weight:450;letter-spacing:0}.pc-tokens{color:#635bff;font:600 14px/1.5 var(--font);margin-top:10px}.pc-offer{font:500 10px/1.5 var(--font);background:#fff4df;color:#956620;border-radius:5px}.pc-perks{margin-top:25px}.pc-perks li{font-size:13px;line-height:1.6;color:var(--soft)}.pc-btn{border-radius:6px;font-size:13px;min-height:43px}.pc-paypal{min-height:32px;font-size:11px;border-color:var(--line);background:transparent!important;margin-top:8px}.pc-paypal .pp,.pc-paypal .pl{font-size:12px}.inst-band{border-radius:10px;background:#f3f0ff;border:1px solid #e2dcff;box-shadow:none}.inst-band h3{font-family:var(--font)}.pricing-details{display:inline-flex;gap:12px;color:#635bff;font-size:14px;font-weight:600;margin-top:18px}.home-resources{border-top:1px solid var(--line)}.resource-columns{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:44px}.resource-columns article{padding:0 36px;border-left:1px solid var(--line)}.resource-columns article:first-child{padding-left:0;border:0}.resource-columns article:last-child{padding-right:0}.resource-icon{width:36px;height:36px;margin-bottom:23px;opacity:.8}.resource-columns h3{font:650 23px/1.25 var(--font);letter-spacing:-.035em;margin:0 0 12px}.resource-columns p{font-size:15px;line-height:1.7;color:var(--soft);max-width:34ch;margin:0 0 22px}.resource-columns a{font:600 14px/1.5 var(--font);color:#635bff;display:inline-flex;gap:10px}.resource-columns a span{transition:transform .25s var(--ease)}.resource-columns a:hover span{transform:translateX(4px)}
.cta-final{border-radius:0;margin:30px 0 0;padding:90px max(64px,calc((100vw - var(--site-width))/2));background:#f7f8fc;color:#0a2540;border-top:1px solid var(--line);isolation:isolate}.cta-final.has-video .cta-bg{opacity:.06;object-position:75% center;filter:saturate(.5)}.cta-final::after{content:"";position:absolute;right:-5%;top:-40%;height:170%;width:60%;background:url('/assets/research-ribbon.webp') center right/contain no-repeat;z-index:-1;pointer-events:none}.cta-final .cta-glow{display:none}.cta-final-inner{max-width:var(--site-width)}.cta-accept{grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}.cta-copy{grid-column:1;grid-row:1}.accept-letter{grid-column:2;grid-row:1;background:#fffdf7;box-shadow:0 20px 45px -30px rgba(10,37,64,.3);border-radius:10px;transform:rotate(-2deg);max-width:420px;justify-self:end}.cta-final.has-video h2,.cta-final.has-video .cta-rot-line,.cta-final.has-video .cta-trust{color:#0a2540}.cta-final.has-video p{color:#52627a}.cta-final .cta-eyebrow{font-family:var(--font);font-size:10px;letter-spacing:.12em;color:#635bff}.cta-final h2{font:650 clamp(34px,3.6vw,49px)/1.12 var(--font);letter-spacing:-.045em}.cta-final .cta-rot-line{font-size:18px;color:var(--soft)}.cta-benefits span{font:500 11px/1.4 var(--font);color:#52627a;background:rgba(255,255,255,.7);border:1px solid var(--line)}.cta-final .cta-trust{font-size:11px}.rgf{background:#f7f9fc;border:0;padding:58px max(32px,calc((100vw - var(--site-width))/2)) 0;color:var(--ink)}.rgf-in{max-width:var(--site-width);gap:70px;padding:0 0 35px}.rgf-brand>p{font-size:13px;line-height:1.8;color:var(--soft);max-width:36ch}.rgf-cols{gap:34px}.rgf-cols h5{font:650 12px/1.5 var(--font);letter-spacing:0;text-transform:none;color:var(--ink);margin-bottom:12px}.rgf-cols a{font-size:12px;padding:5px 0;color:var(--soft)}.rgf-cols a:hover{color:#635bff}.rgf-badges span{font-family:var(--font);font-size:9px;color:var(--soft);border-color:var(--line);background:transparent}.rgf-base{font-size:11px;padding:22px 0;color:var(--soft);border-top:1px solid var(--line)}.rgf-mono{font-family:var(--font)}.rg-nl{border-color:var(--line);border-radius:9px;background:rgba(255,255,255,.65)}.rg-nl-copy b{font:600 14px/1.5 var(--font)}.rg-nl-copy span{font-size:11px}.rg-nl-row input{font-size:13px;border-radius:6px}.rg-nl-row button{background:#635bff;border-radius:6px;font-size:12px}.seo-links{max-width:var(--site-width);width:calc(100% - 128px);margin:0 auto;padding:42px 0;gap:28px}.seo-links h2{font:650 11px/1.5 var(--font);letter-spacing:.08em}.seo-links a{font-size:11px;border-radius:5px;border-color:var(--line);padding:5px 7px}.seo-def{font-size:12px!important;color:var(--soft)!important}.sticky-cta{background:rgba(255,255,255,.94);color:var(--ink);backdrop-filter:blur(20px);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-l);padding:10px 15px}.sticky-cta b{font:550 12px/1.5 var(--font)}.sticky-cta .go-an{background:#635bff;font-size:12px;border-radius:6px}.sticky-cta .sc-close{color:var(--soft)}#theme-toggle{right:auto!important;left:20px;width:40px!important;height:40px!important;box-shadow:var(--shadow-s)!important;z-index:90!important}.reveal{transition:opacity .65s var(--ease),transform .65s var(--ease);transform:translateY(16px)}
/* Secondary public pages share the same type, controls, surfaces and chrome. */
.page{max-width:var(--site-width);padding-top:32px}.page-hero{padding:50px 0 44px;text-align:left}.page-hero h1{font-family:var(--font);font-size:clamp(38px,4.8vw,64px);font-weight:650;line-height:1.1;letter-spacing:-.05em}.page-hero>p{margin:22px 0 0;max-width:64ch;font-size:17px;color:var(--soft)}.page-eyebrow{font:600 11px/1.5 var(--font);letter-spacing:.06em;background:#f0edff;color:#635bff;border-radius:5px}.section-h h2{font-family:var(--font);font-size:32px;line-height:1.2;letter-spacing:-.04em}.svc-card,.faq,.tm-row,.contact-form,.ca-card{border-color:var(--line);border-radius:10px;box-shadow:none}.svc-card h3,.ca-card h3{font-family:var(--font)}.svc-search input,.contact-form input,.contact-form textarea{border-color:var(--line);border-radius:7px}.svc-chip{border-radius:6px;font-size:12px}.faq-q{font-family:var(--font);font-size:15px}.faq-a{font-size:14px;line-height:1.8}.token-math,.compare,.token-how,.faqs{padding-top:55px;padding-bottom:55px}.tm-formula{font-family:var(--mono);font-size:18px;line-height:1.7;border:1px solid var(--line);border-radius:10px;box-shadow:none}.tm-row h3{font-family:var(--font);font-size:16px}.tm-row p{font-size:12px;line-height:1.75}.compare table{font-size:13px}.page-cta{border-radius:12px;background:#f3f0ff;color:var(--ink);border:1px solid #e3ddff}.page-cta h2{font-family:var(--font);font-size:34px}.page-cta p{color:var(--soft)}
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.research-home .cta-final .cta-benefits span{background:#fff;border:1px solid #dde4ef;color:#53657c}
.seo-links{grid-template-columns:1fr 1.4fr}
.seo-links>div>p:not(.seo-def){display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-content:start}
.seo-links>div>p>a{line-height:1.45}
.seo-links .seo-about{grid-column:1 / -1}
.integrity-demo{width:100%;overflow:hidden;border:1px solid #dfe5f1;border-radius:14px;background:#fafbff;box-shadow:0 22px 40px -25px rgba(10,37,64,.35);color:#101c38}
.demo-toolbar{display:flex;align-items:center;gap:18px;padding:16px 20px;border-bottom:1px solid #e1e7f0;font-size:10px}
.demo-toolbar strong{display:flex;align-items:center;gap:9px;font-size:17px}
.demo-toolbar .example-label{margin-left:auto;font-size:9px;white-space:nowrap}
.integrity-summary{display:flex;align-items:center;justify-content:space-between;padding:17px 23px;font-size:13px}
.integrity-summary b{font-size:23px;letter-spacing:-.04em}
.integrity-summary span+span{padding-left:20px;border-left:1px solid #d4deee}
.integrity-columns{display:grid;grid-template-columns:1.65fr 1fr;gap:10px;padding:0 12px 12px}
.integrity-columns article,.integrity-columns aside{min-width:0;background:#fff;border:1px solid #e1e7f0;border-radius:8px;padding:17px 15px}
.integrity-columns h4{font-size:16px;line-height:1.3;margin:0 0 20px;letter-spacing:-.03em}
.integrity-columns h5{font-size:12px;line-height:1.4;margin:14px 0 6px}
.integrity-columns p{font-size:10px;line-height:1.7;margin:0;color:#233650}
.integrity-columns mark{background:#ffd7d3;color:inherit;border-radius:2px}
.integrity-columns aside h5{margin:0 0 12px;font-size:13px}
.integrity-columns aside>div{display:flex;align-items:start;justify-content:space-between;gap:13px;border-top:1px solid #e1e7f0;padding:16px 0;font-size:10px;line-height:1.5}
.integrity-columns aside p{font-size:9px;line-height:1.5;color:#657690}
.demo-footer{display:flex;justify-content:space-around;gap:15px;border-top:1px solid #e1e7f0;padding:15px;font-size:11px;color:#635bff}
.fcard.flagship-format{position:relative;isolation:isolate;padding-top:60px;padding-bottom:60px}
.flagship-format::before{content:"";position:absolute;inset:0 calc((var(--site-width) - 100vw)/2);background:#0a2540;z-index:-1;transform:skewY(-3deg)}
.flagship-format .f-copy h3{color:#fff}.flagship-format .f-copy p{color:#b9cce2}.flagship-format .f-kick{color:#65d8ea}.flagship-format .f-feats span{color:#cedbee;border-color:#34506c;background:transparent}
.flagship-format .mock-tex{padding:12px;background:#f4f6fc;border:1px solid #dfe5f1;box-shadow:0 22px 45px -25px #0005;border-radius:12px;min-height:330px}
.flagship-format .mt-code{background:#182235;border-radius:6px;color:#e4e9f7;font-size:11px;line-height:2;padding:20px 14px;overflow:hidden}
.flagship-format .mt-pagewrap{background:#fff;border:1px solid #e1e7f0;border-radius:5px;padding:20px 13px;min-width:0}
.flagship-format .mt-page{height:auto;min-height:250px;background:#fff;padding:0;box-shadow:none;transform:none;border-radius:0}
.research-home .flagship-format .mt-page{width:100%;max-width:none;aspect-ratio:auto;min-height:0;align-self:start}
.research-home .flagship-format .mt-pagewrap{overflow:hidden}
.flagship-format .mt-page>b{font:700 14px/1.3 Georgia,serif;text-align:center;color:#172033;display:block;margin-bottom:10px}
.mt-authors{display:block;text-align:center;font:9px/1.4 Georgia,serif;color:#263348;margin-bottom:19px}
.mt-manuscript{columns:2;column-gap:13px;font:10px/1.5 Georgia,serif;color:#172033}
.mt-manuscript p{font:inherit;margin:0 0 10px}.mt-manuscript h5{font:700 9px/1.5 Georgia,serif;text-align:center;margin:12px 0 6px}
.flagship-format .mt-ok{background:#e6f7ee;color:#25845b;border-radius:5px;font:9px/1.4 var(--font);padding:4px 7px;bottom:-8px;right:7px}
.vcard .video-toggle{bottom:16px;right:16px}
@media(min-width:1900px){.flagship-format::before{inset-inline:calc((var(--site-width) - 100vw)/2)}.integrity-columns p{font-size:12px}.integrity-columns h4{font-size:21px}.integrity-columns aside>div{font-size:12px}}
@media(max-width:1400px){.rgn-logo{font-size:22px}.rgn-in{gap:10px}.rgn-links>a,.rgn-dt{font-size:13px;padding-inline:6px}.flagship-format::before{inset-inline:calc(-1 * max(32px,(100vw - var(--site-width))/2))}}
@media(max-width:860px){.flagship-format::before{inset-inline:-32px}.seo-links{grid-template-columns:1fr}.integrity-columns{grid-template-columns:1.5fr 1fr}.research-home .cta-final.has-video::after{width:100%;height:130%;opacity:.4}}
@media(max-width:600px){.rgn-logo{font-size:20px}.rgn-logo .rgn-mark{width:30px;height:30px;margin-right:7px}.demo-toolbar{padding:12px;gap:10px}.demo-toolbar strong{font-size:14px}.demo-toolbar>span:not(.example-label){display:none}.integrity-summary{padding:13px;font-size:10px}.integrity-summary b{font-size:20px}.integrity-columns{grid-template-columns:1.55fr 1fr;gap:7px;padding:0 7px 7px}.integrity-columns article,.integrity-columns aside{padding:12px 10px}.integrity-columns h4{font-size:12px;margin-bottom:14px}.integrity-columns h5{font-size:10px}.integrity-columns p{font-size:9px;line-height:1.6}.integrity-columns aside>div{font-size:9px;padding:12px 0;gap:6px}.integrity-columns aside h5{font-size:10px}.integrity-columns aside p{font-size:8px}.demo-footer{font-size:9px;padding:12px}.flagship-format::before{inset-inline:-20px}.flagship-format .mock-tex{min-height:280px;padding:7px}.flagship-format .mt-code{font-size:8px;padding:12px 9px}.flagship-format .mt-pagewrap{padding:13px 9px}.flagship-format .mt-page>b{font-size:11px}.mt-manuscript{font-size:8px;column-gap:8px}.mt-authors{font-size:7px}.seo-links>div>p:not(.seo-def){grid-template-columns:1fr 1fr}.research-home .cta-final.has-video::after{opacity:.24}}
/* The approved brand film keeps its complete 16:9 composition at every width. */
.research-home .film-frame{aspect-ratio:auto;background:#fff!important;overflow:hidden}
.research-home .film-frame::after{display:none}
.research-home .film-frame>video{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:contain;background:#0a1730}
.research-home .f-media.film-frame{display:block;padding:0;height:auto;min-height:0;border:1px solid var(--line);border-radius:12px;align-self:center}
.f-media.film-frame .film-meta{flex-direction:column;align-items:flex-start;gap:14px;padding:18px 20px}
.f-media.film-frame .film-description b{font-size:16px}
.f-media.film-frame .film-description span{font-size:12px}
.film-meta{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px 24px;background:#fff;border-top:1px solid var(--line)}
.film-description b{display:block;font-size:18px;font-weight:600;line-height:1.4;letter-spacing:-.025em;color:var(--ink)}
.film-description span{display:block;margin-top:5px;font-size:13px;line-height:1.6;color:var(--soft)}
.film-actions{display:flex;align-items:center;gap:9px;flex-shrink:0}
.film-actions .video-toggle,.film-actions .video-sound{position:static;min-height:42px;border:1px solid var(--line);border-radius:7px;background:#f7f6ff;color:var(--ink);padding:10px 13px;font-size:12px;font-weight:550;cursor:pointer;white-space:nowrap}
.film-actions .video-sound[aria-pressed=true]{background:#635bff;border-color:#635bff;color:#fff}
@media(max-width:860px){.film-meta{align-items:flex-start;flex-direction:column;gap:16px;padding:20px}.film-description b{font-size:17px}}
@media(max-width:600px){.film-meta{padding:16px;gap:14px}.film-description b{font-size:16px}.film-description span{font-size:12px}.film-actions .video-toggle,.film-actions .video-sound{min-height:42px;padding:10px 12px}}
/* Research universe: readable colour at every lighting setting. */
@property --u-stage { syntax:"<color>"; inherits:true; initial-value:#f5f5fd; }
@property --u-glow { syntax:"<color>"; inherits:true; initial-value:#dcc7f6; }
@property --u-warm { syntax:"<color>"; inherits:true; initial-value:#fde0d0; }
.research-universe {
  --u-ink:#142747; --u-soft:#536386; --u-line:#dbe0ef; --u-surface:#f8f8fd;
  --u-stage:#f5f5fd; --u-glow:#dcc7f6; --u-warm:#fde0d0; --u-accent:#6b3ee8;
  --u-glass:rgba(255,255,255,.8); --u-selected:#ede7fc; --u-selected-ink:#6034cb;
  scroll-margin-top:76px;
  transition:background-color .85s ease,color .6s ease,--u-stage .85s ease,--u-glow .85s ease,--u-warm .85s ease;
}
.universe-heading { padding-top:62px; padding-bottom:38px; }
.universe-tabs>button { padding:24px 14px; }
.universe-tabs>button::before { height:3px; left:0; right:0; background:var(--u-accent); }
.universe-tabs>button[aria-selected=true] { background:var(--u-glass); color:var(--u-ink); }
.universe-tabs>button:hover { background:var(--u-glass); }
.universe-tabs span { font-size:13px; }
.research-universe[data-time] .universe-display {
  height:600px;
  background:radial-gradient(ellipse at 50% 100%,var(--u-glow),transparent 68%),radial-gradient(ellipse at 85% 95%,var(--u-warm),transparent 64%),var(--u-stage);
}
.universe-times { top:22px; right:24px; padding:5px; border-color:var(--u-line); background:var(--u-glass); box-shadow:0 5px 18px -12px rgba(31,22,75,.3); }
.universe-times button { padding:9px 12px; min-height:38px; font-size:12px; font-weight:500; color:var(--u-ink); }
.research-universe[data-time] .universe-times button[aria-pressed=true] { background:var(--u-selected); color:var(--u-selected-ink); box-shadow:0 1px 3px rgba(25,13,72,.08); }
.universe-pause { position:absolute; top:22px; left:24px; width:44px; height:44px; border:1px solid var(--u-line); border-radius:50%; background:var(--u-glass); color:var(--u-ink); display:grid; place-items:center; z-index:5; cursor:pointer; transition:background-color .25s,transform .25s; }
.universe-pause:hover { background:var(--u-selected); transform:scale(1.05); }
.universe-pause .rg-icon { width:18px; height:18px; }
.research-universe .universe-book { filter:saturate(1.08) contrast(1.03); }
.universe-caption { bottom:23px; font-size:12px; color:var(--u-soft); }
.universe-tooltip { font-size:13px; padding:13px 16px; border-radius:10px; max-width:228px; box-shadow:0 8px 28px -14px rgba(22,16,66,.4); transition:opacity .18s; }
.universe-tooltip span { font-size:11px; margin-top:4px; }
.research-universe[data-time=evening] {
  --u-surface:#292459; --u-ink:#f7f5ff; --u-soft:#cbc5e8; --u-line:#544d84;
  --u-stage:#2b245e; --u-glow:#6e56bc; --u-warm:#435c97; --u-accent:#d3bbff;
  --u-glass:rgba(52,42,104,.78); --u-selected:#6650a4; --u-selected-ink:#fff;
}
.research-universe[data-time=sunset] {
  --u-surface:#fff0eb; --u-ink:#35224d; --u-soft:#73566f; --u-line:#e4cbd9;
  --u-stage:#fcecea; --u-glow:#e2b8f5; --u-warm:#f5b292; --u-accent:#8c35ae;
  --u-glass:rgba(255,248,245,.78); --u-selected:#efd8ed; --u-selected-ink:#773087;
}
.research-universe[data-time=dark] {
  --u-surface:#101a3d; --u-ink:#f7f6ff; --u-soft:#bdc9e9; --u-line:#37446c;
  --u-stage:#111b3d; --u-glow:#443793; --u-warm:#192c59; --u-accent:#c4b5fd;
  --u-glass:rgba(27,35,75,.84); --u-selected:#57428d; --u-selected-ink:#fff;
}
.research-universe:is([data-time=evening],[data-time=dark]) .universe-times { background:var(--u-glass); border-color:var(--u-line); }
.research-universe:is([data-time=evening],[data-time=dark]) .universe-times .rg-icon,
.research-universe:is([data-time=evening],[data-time=dark]) .universe-pause .rg-icon { filter:invert(1); }
.research-universe:is([data-time=evening],[data-time=dark]) .universe-tooltip { background:rgba(23,24,61,.93); color:#fff; border-color:#6b6696; }
.research-universe:is([data-time=evening],[data-time=dark]) .universe-tooltip span { color:#d6d7ee; }
.research-universe[data-time=evening] .universe-book { filter:brightness(.94) saturate(1.12); }
.research-universe[data-time=sunset] .universe-book { filter:sepia(.12) saturate(1.15); }
.research-universe[data-time=dark] .universe-book { filter:brightness(.84) saturate(1.1); }
.research-universe[data-scene=publish] .universe-book { opacity:.12; }
@media(min-width:1900px) {
  .research-universe[data-time] .universe-display { height:720px; }
  .universe-tabs span { font-size:15px; }
}
@media(max-width:860px) {
  .universe-heading { padding:48px 24px 32px; }
  .universe-tabs>button { padding:21px 10px; }
  .universe-tabs span { font-size:12px; }
  .research-universe[data-time] .universe-display { height:500px; }
  .universe-times { right:18px; top:18px; }
  .universe-pause { left:18px; top:18px; }
}
@media(max-width:600px) {
  .research-universe { scroll-margin-top:66px; }
  .universe-heading { padding:40px 20px 28px; }
  .universe-heading p { font-size:15px; }
  .universe-tabs>button { padding:18px 12px; }
  .universe-tabs span { font-size:11px; line-height:1.5; max-width:22ch; margin:7px auto 0; }
  .research-universe[data-time] .universe-display { height:420px; }
  .universe-times { top:14px; left:12px; right:12px; max-width:none; transform:none; justify-content:center; padding:3px; }
  .universe-times button { flex:1; min-height:42px; padding:8px 5px; font-size:11px; gap:4px; }
  .universe-times button .rg-icon { width:15px; height:15px; }
  .universe-pause { top:72px; left:14px; width:36px; height:36px; }
  .universe-caption { bottom:17px; left:16px; right:16px; font-size:10px; }
  .universe-tooltip { padding:10px 12px; font-size:12px; max-width:205px; }
  .universe-tooltip span { font-size:10px; }
}
/* Studio films sit on a quiet tinted surface, distinct from the white page. */
.research-home .studio-section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;max-width:none}
.research-home .studio-section-head>div{min-width:0}
.research-home .studio-section-head h2{margin-bottom:0}
.research-home .studio-motion-control{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;flex-shrink:0;padding:10px 14px;margin-bottom:4px;border:1px solid var(--line-2);border-radius:8px;background:var(--bg-2);color:var(--ink);font-size:12px;font-weight:550;cursor:pointer;transition:background-color .2s,border-color .2s}
.research-home .studio-motion-control:hover{background:color-mix(in srgb,var(--indigo) 7%,var(--card));border-color:var(--indigo)}
.research-home .studio-motion-control .rg-icon{width:16px;height:16px}
.research-home .studio-motion-control[hidden]{display:none}
.research-home .modules .mcard{--studio-ink:color-mix(in srgb,var(--studio-accent) 78%,var(--ink));padding:0;background:color-mix(in srgb,var(--studio-accent) 8%,var(--card));border:1px solid color-mix(in srgb,var(--studio-accent) 24%,var(--line));border-radius:14px;box-shadow:0 3px 9px -6px color-mix(in srgb,var(--studio-accent) 24%,transparent)}
.research-home .modules .mcard::before{height:2px;background:var(--studio-accent);opacity:.5}
.research-home .modules .mcard:hover{border-color:color-mix(in srgb,var(--studio-accent) 55%,var(--line));box-shadow:0 14px 28px -22px color-mix(in srgb,var(--studio-accent) 55%,transparent)}
.research-home .modules .mcard .top{padding:18px 20px 14px}
.research-home .modules .mcard .no{font-size:10px;font-weight:600;color:var(--soft);letter-spacing:.1em}
.research-home .modules .mcard .pill{font-size:10px;font-weight:600;line-height:1;padding:6px 9px;color:var(--studio-ink);background:color-mix(in srgb,var(--studio-accent) 10%,var(--card));letter-spacing:.02em}
.research-home .modules .studio-workflow{position:relative;isolation:isolate;overflow:hidden;aspect-ratio:16/9;min-width:0;margin:0 16px;background:color-mix(in srgb,var(--studio-accent) 6%,var(--card));border:1px solid color-mix(in srgb,var(--studio-accent) 20%,var(--line));border-radius:9px;box-shadow:0 3px 12px -7px color-mix(in srgb,var(--studio-accent) 30%,transparent)}
.research-home .modules .studio-workflow-video{display:block;width:100%;height:100%;object-fit:contain;pointer-events:none}
.research-home .modules .studio-workflow.has-media-error::after{content:"";position:absolute;inset:0;background:inherit;z-index:-1}
.research-home .modules .mcard .body{padding:20px 22px 22px}
.research-home .modules .studio-title{display:flex;align-items:center;gap:10px;min-height:34px}
.research-home .modules .mcard .mi{display:grid;place-items:center;flex:none;width:32px;height:32px;border-radius:8px;font-size:20px;color:var(--studio-ink);background:color-mix(in srgb,var(--studio-accent) 10%,var(--card));border:1px solid color-mix(in srgb,var(--studio-accent) 12%,var(--line))}
.research-home .modules .mcard h3{margin:0;font-size:21px;line-height:1.25;letter-spacing:-.035em}
.research-home .modules .mcard ul{margin:16px 0 0;padding:14px 0 0;border-color:color-mix(in srgb,var(--studio-accent) 14%,var(--line))}
.research-home .modules .mcard li{font-size:13px;line-height:1.6;padding:4px 0 4px 14px;color:var(--soft)}
.research-home .modules .mcard li::before{background:var(--studio-accent);width:4px;height:4px;top:13px}
.research-home .modules .mcard .go{margin-top:18px;font-size:12px;color:var(--studio-ink)}
[data-theme=dark] .research-home .modules .mcard{background:color-mix(in srgb,var(--studio-accent) 14%,var(--card));border-color:color-mix(in srgb,var(--studio-accent) 30%,var(--line))}
[data-theme=dark] .research-home .modules .mcard .pill,[data-theme=dark] .research-home .modules .mcard .mi,[data-theme=dark] .research-home .modules .mcard .go{color:color-mix(in srgb,var(--studio-accent) 50%,white)}
[data-theme=dark] .research-home .studio-motion-control .rg-icon{filter:invert(1)}
@media(min-width:601px) and (max-width:1024px){.research-home .modules .mgrid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){.research-home .studio-section-head{align-items:flex-start;flex-direction:column;gap:20px}.research-home .studio-motion-control{margin-bottom:0}.research-home .modules .mgrid{grid-template-columns:minmax(0,1fr);gap:18px}.research-home .modules .mcard .top{padding:16px 18px 12px}.research-home .modules .studio-workflow{margin:0 14px}.research-home .modules .mcard .body{padding:20px}.research-home .modules .mcard h3{font-size:21px}.research-home .modules .mcard li{font-size:14px}.research-home .modules .mcard .go{font-size:13px;min-height:32px}}

/* Rendering budgets keep the approved composition while reducing paint cost. */
.rgn-drop:not(.open) .rgn-mega,.rgn:not(.drawer-open) .rgn-drawer,.guru-dock:not(.open){content-visibility:hidden;backdrop-filter:none!important;-webkit-backdrop-filter:none!important}
.guru-dock:not(.open) *,.guru-dock:not(.open) *::before,.guru-dock:not(.open) *::after,.guru-fab.hide .gm::after{animation-play-state:paused!important}
.guru-fab .gm{isolation:isolate;contain:paint}
.guru-fab .gm::after{will-change:transform}
html[data-render-tier=eco] .guru-fab .gm::after{animation-play-state:paused!important;will-change:auto}
html[data-render-tier=eco] .guru-fab{backdrop-filter:none;-webkit-backdrop-filter:none}
.source-rail.is-looping .source-rail-viewport{contain:layout paint;isolation:isolate;transform:translateZ(0)}
html[data-render-tier=eco] .research-ribbon,html[data-software-graphics=true] .research-ribbon{animation:none!important;will-change:auto}
.ribbon-stage.has-webgl .research-ribbon{will-change:auto}
html.rg-overlay-open .research-ribbon,html.rg-overlay-open .source-rail-track{animation-play-state:paused!important}
html[data-render-tier=balanced] .rgn-mega{backdrop-filter:blur(18px) saturate(1.6);-webkit-backdrop-filter:blur(18px) saturate(1.6)}
html[data-render-tier=eco] .rgn-mega{backdrop-filter:blur(10px) saturate(1.6);-webkit-backdrop-filter:blur(10px) saturate(1.6)}
html[data-render-tier=eco] .universe-times,html[data-render-tier=eco] .universe-tooltip{backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
html[data-render-tier=eco] .universe-book{will-change:auto}
html[data-render-tier=eco] .source-rail{background:var(--bg)}
html[data-render-tier=eco] .source-rail.is-looping .source-rail-viewport{position:relative;-webkit-mask-image:none;mask-image:none}
html[data-render-tier=eco] .source-rail.is-looping .source-rail-viewport::before,html[data-render-tier=eco] .source-rail.is-looping .source-rail-viewport::after{content:"";position:absolute;top:0;bottom:0;width:var(--source-rail-fade);z-index:1;pointer-events:none}
html[data-render-tier=eco] .source-rail.is-looping .source-rail-viewport::before{left:0;background:linear-gradient(to right,var(--bg),transparent)}
html[data-render-tier=eco] .source-rail.is-looping .source-rail-viewport::after{right:0;background:linear-gradient(to left,var(--bg),transparent)}

/* Homepage literature rail: one accessible source list and one visual repeat. */
/* The first screen must be readable before the deferred reveal observer runs. */
.research-home .hero .reveal{opacity:1;transform:none;transition:none}
.research-home .research-ribbon{animation-play-state:var(--ribbon-play-state,paused)}
.research-home .source-rail{--source-rail-fade:32px;min-width:0}
.research-home .source-rail-viewport{min-width:0;max-width:100%}
.research-home .source-rail:not(.is-looping) .source-rail-logos{display:flex;flex-wrap:wrap}
.research-home .source-rail .source-rail-logos[aria-hidden=true]{display:none}
.research-home .source-rail.is-looping .source-rail-viewport{position:relative;overflow:hidden;-webkit-mask-image:none;mask-image:none}
.research-home .source-rail.is-looping .source-rail-viewport::before,.research-home .source-rail.is-looping .source-rail-viewport::after{content:"";position:absolute;inset-block:0;width:var(--source-rail-fade);z-index:1;pointer-events:none}
.research-home .source-rail.is-looping .source-rail-viewport::before{left:0;background:linear-gradient(to right,var(--bg),transparent)}
.research-home .source-rail.is-looping .source-rail-viewport::after{right:0;background:linear-gradient(to left,var(--bg),transparent)}
.research-home .source-rail.is-looping .source-rail-track{display:flex;width:max-content;animation:source-rail-scroll var(--source-rail-duration,40s) linear infinite;animation-play-state:var(--source-rail-play-state,paused);will-change:transform}
.research-home .source-rail.is-looping .source-rail-logos{display:flex;flex:0 0 auto;flex-wrap:nowrap;justify-content:space-around;box-sizing:border-box;min-width:var(--source-rail-width);padding-inline:calc(var(--source-rail-gap)/2)}
@keyframes source-rail-scroll{to{transform:translate3d(-50%,0,0)}}
@media(max-width:600px){.research-home .source-rail{--source-rail-fade:16px}}
@media(prefers-reduced-motion:reduce){.research-home .source-rail.is-looping .source-rail-viewport{overflow:visible;-webkit-mask-image:none;mask-image:none}.research-home .source-rail.is-looping .source-rail-track{display:block;width:auto;animation:none;transform:none;will-change:auto}.research-home .source-rail.is-looping .source-rail-logos{flex-wrap:wrap;min-width:0;padding:0;justify-content:space-between}.research-home .source-rail.is-looping .source-rail-logos[aria-hidden=true],.research-home .source-rail-control{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto!important}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.reveal{opacity:1;transform:none}.research-ribbon{animation:none;will-change:auto}.workspace-preview{transform:none}.ribbon-motion{display:none!important}.ribbon-stage.has-webgl .research-ribbon{opacity:1}.universe-tooltip{display:none}.universe-book{will-change:auto}.universe-pause{display:none}}