@font-face{font-family:'Bricolage Grotesque';font-style:normal;font-weight:200 800;font-display:swap;src:url('/assets/fonts/bricolage-grotesque-latin.woff2') format('woff2')}
/* Fixed homepage copy only. Source Han Serif glyph subset, SIL OFL 1.1. */
@font-face{font-family:'Ande Serif Home';font-style:normal;font-weight:500;font-display:swap;src:url('/assets/fonts/source-han-serif-sc-medium-home-subset.woff2') format('woff2')}
.knowledge-home{--home-bg:#0b0b0c;--home-text:#f2efe9;--home-secondary:#bdb9b1;--home-muted:#96938d;--home-gold:#d0b48b;--home-line:rgba(223,210,187,.13);background:var(--home-bg);color:var(--home-text)}
.home-shell,.site-nav{width:min(1120px,calc(100% - 96px));margin-inline:auto;min-width:0}
.skip-link{position:fixed;left:16px;top:-80px;z-index:1000;background:var(--home-gold);color:var(--home-bg);padding:12px 20px;border-radius:8px}.skip-link:focus{top:12px}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--home-gold);outline-offset:6px}
.site-header{position:fixed;inset:0 0 auto;z-index:10;isolation:isolate;padding-top:env(safe-area-inset-top)}.site-header::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:rgba(8,8,10,.48);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);-webkit-mask-image:linear-gradient(#000 72%,transparent);mask-image:linear-gradient(#000 72%,transparent)}.site-nav{height:108px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:8px;min-height:52px}.brand-wordmark{width:124px;height:28px;object-fit:contain}.brand-latin{font-size:10px;line-height:1;letter-spacing:.22em;font-weight:500;color:var(--home-secondary)}.nav-actions{display:flex;gap:28px;align-items:center;font-size:14px}.nav-actions a,.nav-actions button{min-height:44px;min-width:44px;display:inline-flex;align-items:center;justify-content:center}.nav-login{color:var(--home-text);padding:0 8px}#lang-toggle{gap:5px;padding:0 3px;font-size:11px;color:var(--home-muted)}#lang-toggle .is-active{color:var(--home-text)}
.knowledge-home main,.knowledge-home .site-footer{position:relative;z-index:1}
.home-hero{position:relative;min-height:100svh;display:flex;align-items:center;padding:152px 0 120px;background:transparent}
.home-hero__background{position:fixed;inset:0;right:auto;width:100vw;z-index:0;opacity:.85;overflow:hidden;pointer-events:none;background-image:url('/assets/images/beams-champagne.webp');background-size:cover;background-position:50% 50%}.home-hero__poster{position:absolute;inset:0;z-index:0;width:100%;height:100%;object-fit:cover;object-position:50% 50%;filter:sepia(.12) saturate(1.3)}.home-hero__background canvas{display:block;position:relative;z-index:1;width:100%;height:100%;opacity:0;transition:opacity 200ms linear}.home-hero__background canvas[data-scene-ready]{opacity:1}.scene-handoff .home-hero__background{background-image:var(--scene-entry-poster)}.scene-handoff .home-hero__poster{visibility:hidden}
.hero-copy{position:relative}.product-label{font-size:12px;font-weight:400;letter-spacing:.14em;color:var(--home-secondary);margin-bottom:28px}
.hero-copy h1{font-family:'Ande Serif Home','Bricolage Grotesque',var(--font-zh-serif);font-size:clamp(44px,4.8vw,64px);font-weight:500;letter-spacing:.015em;line-height:1.28;margin:0;text-shadow:0 2px 24px rgba(0,0,0,.32);max-width:680px}.hero-copy h1>span{display:block;color:var(--home-text)}.title-accent{color:var(--home-text)}
.hero-description{margin-top:26px;max-width:32em;font-size:16px;line-height:1.8;color:var(--home-secondary)}.hero-action{display:inline-block;margin-top:32px}
.workspace-notes{padding-top:70px;padding-bottom:32px}.workflow-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:64px}.workflow-list h2{font-family:var(--font-zh-sans);font-size:17px;font-weight:500;letter-spacing:0;line-height:1.6}.workflow-list p{font-size:14px;line-height:1.9;color:var(--home-muted);margin-top:12px}.usage-notes{border-top:1px solid var(--home-line);margin-top:50px;padding-top:15px}.usage-notes summary{display:flex;align-items:center;gap:14px;width:fit-content;min-height:44px;cursor:pointer;font-size:13px;color:var(--home-secondary);list-style:none}.usage-notes summary::-webkit-details-marker{display:none}.usage-notes summary::after{content:'+';font-size:17px;font-weight:300}.usage-notes[open] summary::after{content:'−'}.usage-body{max-width:640px;padding:10px 0 20px}.usage-body p{font-size:14px;line-height:1.9;color:var(--home-secondary);margin:10px 0}.usage-body a{color:var(--home-gold);text-decoration:underline;text-underline-offset:4px;display:inline-flex;align-items:center;min-height:44px}
.workspace-notes h2,.workspace-notes p,.usage-notes summary,.site-footer{text-shadow:0 1px 4px rgba(0,0,0,.85)}.workspace-notes .workflow-list p,.workspace-notes .usage-body p{color:#e5e0d8}.usage-notes summary{color:#ded9d0}
.site-footer{padding-top:14px;padding-bottom:32px;font-size:11px;color:var(--home-secondary)}#language-status:empty{display:none}
@media(min-width:1001px){html[lang="en"] .hero-copy h1{max-width:760px}}
@media(max-width:1000px){.hero-copy h1{max-width:620px}}
@media(max-width:760px){.home-shell,.site-nav{width:calc(100% - 48px)}.site-nav{height:88px;gap:16px}.brand{gap:6px;min-height:44px}.brand-wordmark{width:106px;height:24px}.brand-latin{font-size:9px;letter-spacing:.17em}.nav-actions{gap:16px;font-size:14px}.home-hero{min-height:100svh;padding:138px 0 104px}.product-label{font-size:12px;margin-bottom:24px}.hero-copy h1{font-size:clamp(32px,9.6vw,40px);line-height:1.35;letter-spacing:.01em;max-width:100%}.hero-description{font-size:15px;max-width:22em;line-height:1.8;margin-top:24px}.hero-action{margin-top:30px}.home-hero__background{opacity:.85;background-position:48% center}.workflow-list{grid-template-columns:1fr;gap:27px}.workflow-list h2{font-size:16px}.workflow-list p{margin-top:5px}.workspace-notes{padding-top:44px;padding-bottom:16px}.usage-notes{margin-top:32px}.site-footer{font-size:10px;padding-bottom:24px}}
@media(max-width:760px){.home-hero__poster{object-position:48% center}html[lang="en"] .hero-copy h1{font-size:clamp(23px,7.2vw,31px);letter-spacing:0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.home-button{transition:none}.home-hero__background canvas{display:none}}

/* Stable large viewport keeps the Beams camera unchanged while mobile browser chrome moves. */
@supports(height:100lvh){.home-hero__background{bottom:auto;height:100lvh}}