:root{--ink:#1d1d1f;--muted:#6e6e73;--paper:#fff;--canvas:#f5f5f7;--wash:#e8e8ed;--rule:#d2d2d7;--action:#0071e3;--link:#06c;--drafting:#f1e9dc;--drafting-muted:#776f64;--drafting-rule:#d8cebd;--night:#000;--night-ink:#f5f5f7;--night-muted:#86868b;--night-link:#2997ff;--night-line:#ffffff29;--radius:28px;--nav-height:44px;--page-width:clamp(1200px, 75vw, 1440px);--gutter:48px;--ease-settle:cubic-bezier(.16, 1, .3, 1);--ease-glide:cubic-bezier(.65, 0, .35, 1);--ease-swap:cubic-bezier(.4, 0, .2, 1);--font-display:"SF Pro Display", -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--font-text:"SF Pro Text", -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--paper);-moz-text-size-adjust:100%;text-size-adjust:100%}html:has(.landing-page){scroll-snap-type:y mandatory}body{color:var(--ink);background:var(--paper);font:400 17px/1.5 var(--font-text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0}button,input,select,textarea{font:inherit;letter-spacing:inherit}a{color:inherit;text-decoration:none}button{color:inherit;cursor:pointer;text-align:inherit;background:0 0;border:0;padding:0}button,a{-webkit-tap-highlight-color:transparent}img{max-width:100%;display:block}figure,h1,h2,h3,h4,p,ol,ul,dd{margin:0}ol,ul{padding:0;list-style:none}h1,h2,h3,h4{font-family:var(--font-display);font-weight:600}:focus-visible{outline:2px solid var(--link);outline-offset:4px;border-radius:10px}::selection{color:var(--ink);background:#b3d7ff}.eyebrow{color:var(--muted);align-items:center;gap:12px;margin-bottom:14px;font-size:17px;font-weight:600;line-height:1.3;display:flex}.eyebrow:before{content:attr(data-chapter);font-variant-numeric:tabular-nums;letter-spacing:.04em;font-size:.82em;font-weight:500}.eyebrow:after{content:"";opacity:.38;background:currentColor;flex:none;width:clamp(20px,3vw,40px);height:1px}.headline{letter-spacing:-.018em;text-wrap:balance;font-size:clamp(44px,min(5vw,7.6vh),84px);line-height:1.08}.headline,.hero-title,.learning-book-title{font-feature-settings:"halt"}.line{vertical-align:top;margin-bottom:-.08em;padding-bottom:.08em;display:inline-block;overflow:hidden}.line>[data-reveal]{display:inline-block}.line.is-muted{color:var(--muted)}.lede{max-width:30em;color:var(--muted);font-size:clamp(17px,min(1.46vw,2.4vh),21px);line-height:1.52}.lede strong{color:var(--ink);font-weight:600}.phrase{display:inline-block}.tone-night .lede strong{color:var(--night-ink)}.button-primary{background:var(--action);color:#fff;min-height:44px;transition:background-color .2s var(--ease-swap), scale .4s var(--ease-settle);border-radius:980px;justify-content:center;align-items:center;padding:11px 22px;font-size:17px;line-height:1.2;display:inline-flex}.button-primary:hover{background:#0077ed}.button-primary:active{scale:.97}.text-link{color:var(--link);align-items:center;gap:4px;font-size:17px;line-height:1.3;display:inline-flex}.text-link:hover{text-underline-offset:.22em;text-decoration:underline}.text-link>span[aria-hidden]{transition:translate .4s var(--ease-settle);font-size:1.3em;line-height:1}.text-link:hover>span[aria-hidden]{translate:3px}.site-nav{z-index:40;-webkit-backdrop-filter:saturate(180%)blur(20px);background:#fafafcdb;position:fixed;inset:0 0 auto}.nav-inner{height:var(--nav-height);max-width:var(--page-width);justify-content:space-between;align-items:center;gap:28px;margin:auto;display:flex}.brand-lockup{flex-shrink:0;align-items:center;gap:12px;display:flex}.brand-lockup img{width:auto;height:20px}.brand-lockup>span{color:#999;font-size:14px}.nav-links{align-items:center;gap:26px;height:100%;margin-left:auto;display:flex}.nav-links a{color:#474747;white-space:nowrap;align-items:center;height:100%;font-size:12px;transition:color .25s;display:flex;position:relative}.nav-links a:after{content:"";background:var(--ink);width:4px;height:4px;transition:scale .4s var(--ease-settle);border-radius:50%;position:absolute;top:6px;left:50%;translate:-50%;scale:0}.nav-links a[aria-current]:after{scale:1}.nav-links a:hover,.nav-links a[aria-current]{color:var(--ink)}.nav-actions{align-items:center;gap:14px;display:flex}.nav-join{background:var(--action);color:#fff;white-space:nowrap;border-radius:980px;padding:5px 13px;font-size:12px;line-height:1.3;transition:background-color .2s}.nav-join:hover{background:#0077ed}.site-nav{transition:background-color .5s var(--ease-swap)}.site-nav[data-tone=night]{background:#fafafcf7}.nav-progress{background:#0000000f;height:2px;position:absolute;inset:auto 0 0}.nav-progress i{background:var(--ink);height:100%;transform:scaleX(var(--nav-progress,0));transform-origin:0;opacity:.5;display:block}.nav-menu-toggle{border-radius:999px;width:36px;height:44px;display:none}.mobile-menu{display:none}.index-rail{z-index:30;flex-direction:column;align-items:center;gap:11px;display:flex;position:fixed;top:50%;right:22px;translate:0 -50%}.index-rail a{place-items:center;width:18px;height:18px;display:grid;position:relative}.index-rail a:before{content:"";background:var(--ink);opacity:.22;width:5px;height:5px;transition:opacity .4s var(--ease-swap), scale .4s var(--ease-settle);border-radius:50%}.index-rail a[aria-current]:before{opacity:1;scale:1.5}.index-rail a:hover:before{opacity:.6}.index-rail a span{opacity:0;color:var(--muted);white-space:nowrap;transition:opacity .3s, translate .3s var(--ease-settle);pointer-events:none;font-size:12px;line-height:1;position:absolute;right:calc(100% + 8px);translate:4px}:is(.index-rail a:hover span,.index-rail a:focus-visible span){opacity:1;translate:0}.landing-page{min-width:320px}.chapter{scroll-snap-align:start;scroll-snap-stop:always;background:var(--paper);width:100%;height:100dvh;color:var(--ink);position:relative;overflow:clip}.tone-canvas{background:var(--canvas)}.tone-paper{background:var(--drafting);--muted:var(--drafting-muted);--rule:var(--drafting-rule)}.tone-night{background:var(--night);color:var(--night-ink);--muted:var(--night-muted);--link:var(--night-link)}.index-rail[data-tone=night] a:before{background:var(--night-ink);opacity:.3}.index-rail[data-tone=night] a[aria-current]:before{opacity:1}.index-rail[data-tone=night] a span{color:var(--night-muted)}.chapter-inner{width:min(var(--page-width), calc(100% - 2 * var(--gutter)));height:100%;min-height:0;padding:calc(var(--nav-height) + clamp(32px, 6.4vh, 72px)) 0 clamp(28px, 5.2vh, 56px);overscroll-behavior-y:contain;translate:0 calc(var(--p,0) * -22dvh);opacity:calc(1 - var(--pa,0) * .55);margin:0 auto;display:grid;position:relative;overflow:hidden auto}[data-motion-state=pending] [data-reveal]{opacity:0}[data-motion-state=pending]>.chapter-inner,[data-motion-state=entering]>.chapter-inner{overflow-y:hidden}.hero-inner{grid-template-rows:auto minmax(0,1fr) auto;justify-items:center;row-gap:clamp(6px,1.4vh,14px);padding-bottom:clamp(16px,3vh,30px)}.hero-copy{text-align:center}.hero-eyebrow{font-size:clamp(17px,min(1.5vw,2.5vh),21px);font-weight:600;line-height:1.2}.hero-title{letter-spacing:-.02em;margin-top:clamp(8px,1.4vh,14px);font-size:clamp(60px,min(7.2vw,11vh),108px);line-height:1.05}.hero-sub{margin-top:clamp(10px,1.8vh,18px);font-size:clamp(19px,min(1.75vw,2.8vh),25px);line-height:1.35}.hero-actions{justify-content:center;align-items:center;gap:28px;margin-top:clamp(16px,2.8vh,28px);display:flex}.hero-stage{width:min(880px,100%);height:100%;min-height:0;position:relative}.hero-qiqi{position:absolute;inset:0}.qiqi-3d{display:block;position:absolute;inset:0}.qiqi-3d-canvas{width:100%;height:100%;display:block}.qiqi-3d-fallback{object-fit:contain;width:100%;height:100%;position:absolute;inset:0}.qiqi-3d.has-error .qiqi-3d-canvas{display:none}.hero-hello{color:var(--muted);justify-content:center;align-items:center;gap:14px;font-size:14px;line-height:1.3;display:flex}.hero-cue{align-items:center;gap:6px;display:inline-flex}.hero-cue:before{content:"";opacity:.5;background:currentColor;width:22px;height:1px}.hero-cue:after{content:"↓";animation:cue-drift 2.6s var(--ease-glide) infinite;font-size:12px}@keyframes cue-drift{0%,62%,to{opacity:.55;translate:0}32%{opacity:1;translate:0 3px}}@keyframes arrive-line{0%{transform:translateY(108%)}}@keyframes arrive-fade{0%{opacity:0;transform:translateY(22px)}}@keyframes arrive-stage{0%{opacity:0;transform:translateY(9vh)scale(.9)}}.hero [data-reveal]{animation:arrive-fade .95s var(--ease-settle) both}.hero .line>[data-reveal]{animation-name:arrive-line;animation-duration:1.1s}.hero .line:first-child>[data-reveal]{animation-delay:.1s}.hero .line:last-child>[data-reveal]{animation-delay:.22s}.hero .hero-sub[data-reveal]{animation-delay:.42s}.hero .hero-actions[data-reveal]{animation-delay:.56s}.hero .hero-stage[data-reveal]{animation-name:arrive-stage;animation-duration:1.7s;animation-delay:.26s}.hero .hero-hello[data-reveal]{animation-delay:1.5s}.roles-inner{grid-template-rows:auto minmax(0,1fr);row-gap:clamp(10px,2.2vh,26px)}.roles-head{justify-content:space-between;align-items:flex-end;gap:48px;display:flex}.roles-lede{max-width:23em;margin-bottom:6px}.role-browser{grid-template-rows:minmax(0,1fr) auto auto;row-gap:clamp(10px,2vh,22px);min-width:0;min-height:0;display:grid}.role-stage{touch-action:pan-y;-webkit-user-select:none;user-select:none;min-height:0;position:relative;overflow:clip;container-type:size}.role-figure{--k:0;--s:1;--o:1;--fig:min(100cqh, 100cqw / 2.52);--lift:0;left:50%;bottom:calc(var(--fig) * -.12);width:calc(var(--fig) * .8);height:var(--fig);translate:calc(-50% + var(--k) * var(--fig)) calc(var(--lift) * var(--fig));scale:var(--s);opacity:var(--o);transform-origin:50% 84%;transition:translate .95s var(--ease-glide), scale .95s var(--ease-glide), opacity .7s var(--ease-swap);pointer-events:none;position:absolute}.role-figure img{object-fit:contain;pointer-events:none;-webkit-user-drag:none;width:100%;height:100%}.role-figure[data-slot="0"]{z-index:5}.role-figure[data-slot="1"],.role-figure[data-slot="-1"],.role-figure[data-slot="2"],.role-figure[data-slot="-2"]{pointer-events:auto;cursor:pointer}.role-figure[data-slot="1"]{--k:.674;--s:.56;--lift:-.025;z-index:4}.role-figure[data-slot="-1"]{--k:-.674;--s:.56;--lift:-.025;z-index:4}.role-figure[data-slot="2"]{--k:1.1;--s:.38;--o:.62;--lift:-.05;z-index:3}.role-figure[data-slot="-2"]{--k:-1.1;--s:.38;--o:.62;--lift:-.05;z-index:3}.role-figure[data-slot="3"]{--k:1.42;--s:.28;--o:0;--lift:-.07;z-index:2}.role-figure[data-slot="-3"]{--k:-1.42;--s:.28;--o:0;--lift:-.07;z-index:2}.role-figure[data-slot="4"]{--k:1.6;--s:.22;--o:0;--lift:-.08;z-index:1}.role-figure[data-slot="-4"]{--k:-1.6;--s:.22;--o:0;--lift:-.08;z-index:1}.role-caption{text-align:center;justify-items:center;margin-top:-2px;display:grid}.role-caption-copy{animation:caption-in .7s var(--ease-settle) both;justify-items:center;display:grid}@keyframes caption-in{0%{opacity:0;transform:translateY(12px)}}.role-kicker{color:var(--muted);font-variant-numeric:tabular-nums;font-size:14px;font-weight:600;line-height:1.3}.role-caption h3{letter-spacing:-.012em;font-size:clamp(28px,min(2.8vw,4.4vh),40px);line-height:1.12}.role-intent{margin-top:8px;font-size:clamp(17px,min(1.45vw,2.3vh),21px);line-height:1.45}.role-more{vertical-align:.08em;margin-left:14px;font-size:.82em}.role-controls{justify-content:center;align-items:center;gap:12px;min-width:0;display:flex}.role-tabs{background:var(--wash);scrollbar-width:none;overscroll-behavior-x:contain;border-radius:980px;gap:2px;min-width:0;padding:4px;display:flex;overflow-x:auto}.role-tabs::-webkit-scrollbar{display:none}.role-tab{color:var(--muted);white-space:nowrap;transition:color .3s var(--ease-swap), background-color .3s var(--ease-swap);border-radius:980px;flex:none;padding:7px 14px 9px;font-size:14px;line-height:1.3;position:relative}.role-tab:hover{color:var(--ink)}.role-tab[aria-pressed=true]{background:var(--paper);color:var(--ink)}.role-progress{background:#00000014;border-radius:1px;height:2px;position:absolute;bottom:4px;left:14px;right:14px;overflow:hidden}.role-progress:after{content:"";background:var(--ink);transform-origin:0;position:absolute;inset:0;transform:scaleX(0)}.role-progress[data-running=true]:after{animation:7s linear forwards role-progress}@keyframes role-progress{to{transform:scaleX(1)}}.role-play{background:var(--wash);width:36px;height:36px;color:var(--ink);border-radius:50%;flex:none;place-items:center;transition:background-color .2s;display:grid}.role-play:hover{background:#dcdce1}.community-inner{grid-template-rows:auto auto minmax(0,1fr);grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(18px,3.2vh,36px) 24px}.community-scale .community-source{grid-column:1/-1;margin-top:clamp(10px,1.6vh,16px)}.community-head{grid-column:1/-1}.community-source{color:var(--muted);opacity:.82;font-size:12px;line-height:1.45}.community-source .phrase+.phrase{margin-left:.35em}.community-scale{border-top:1px solid var(--rule);grid-column:1/-1;grid-template-columns:repeat(5,minmax(0,1fr));column-gap:24px;display:grid}.community-scale>div{padding:18px 0 0}.community-scale>div>strong{font-family:var(--font-display);letter-spacing:-.015em;font-variant-numeric:tabular-nums;white-space:nowrap;font-size:clamp(30px,min(3.3vw,5.4vh),56px);font-weight:600;line-height:1.06;display:block}.community-scale>div>span{color:var(--muted);margin-top:8px;font-size:14px;line-height:1.35;display:block}.community-explorer{grid-column:1/-1;grid-template-columns:minmax(0,3fr) minmax(0,9fr);column-gap:24px;min-height:0;display:grid}.community-tabs{border-top:1px solid var(--rule);flex-direction:column;align-self:center;display:flex}.community-tab{border-bottom:1px solid var(--rule);color:var(--muted);transition:color .3s var(--ease-swap), padding-left .4s var(--ease-settle);align-items:baseline;gap:12px;padding:11px 0;font-size:17px;line-height:1.35;display:flex}.community-tab.is-active{padding-left:8px}.community-tab-index{font-variant-numeric:tabular-nums;font-size:12px}.community-tab:hover,.community-tab.is-active{color:var(--ink)}.community-tab.is-active{font-weight:600}.community-stage{min-height:0;position:relative;overflow:hidden}.community-panel{grid-template-rows:minmax(0,1fr) auto;row-gap:clamp(12px,2vh,20px);padding:clamp(16px,2.6vh,28px) clamp(20px,2.2vw,32px) clamp(18px,2.8vh,28px);display:grid;position:absolute;inset:0}.community-panel[hidden]{display:none}.community-panel.is-active{animation:panel-in .7s var(--ease-settle) both}@keyframes panel-in{0%{opacity:0;transform:translateY(14px)}}.community-media{min-width:0;min-height:0;display:flex}.community-media>*{flex:auto;min-width:0;min-height:0}.community-zoom{cursor:zoom-in;justify-content:center;align-items:center;width:100%;min-width:0;height:100%;min-height:0;display:flex}.community-zoom img{width:auto;max-width:100%;height:auto;max-height:100%;transition:scale .5s var(--ease-settle);border-radius:12px}.community-zoom:hover img{scale:1.01}.community-posters{grid-template-rows:minmax(0,1fr);grid-template-columns:repeat(7,minmax(0,1fr));align-items:center;gap:12px;min-height:0;display:grid}.community-poster{grid-template-rows:minmax(0,1fr) auto;gap:8px;min-width:0;height:100%;min-height:0;display:grid}.community-poster img{border-radius:8px}.community-poster figcaption,.community-case figcaption{color:var(--muted);text-align:center;font-size:12px;line-height:1.35}.community-poster figcaption strong{color:var(--ink);font-weight:600;display:block}.community-cases{grid-template-rows:repeat(2,minmax(0,1fr));grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 20px;min-height:0;display:grid}.community-case{grid-template-rows:minmax(0,1fr) auto;gap:6px;min-width:0;min-height:0;display:grid}.community-public{grid-template-rows:repeat(2,minmax(0,1fr));grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;min-height:0;display:grid}.community-public-case{background:var(--paper);text-align:left;border-radius:18px;flex-direction:column;justify-content:flex-end;gap:4px;min-height:0;padding:clamp(14px,2vh,22px) clamp(16px,1.6vw,24px);transition:background-color .25s;display:flex}.community-public-case:hover{background:#fbfbfd}.community-public-date{color:var(--muted);font-variant-numeric:tabular-nums;margin-bottom:auto;font-size:12px}.community-public-case strong{font-family:var(--font-display);font-size:clamp(21px,min(2vw,3.4vh),28px);font-weight:600;line-height:1.15}.community-public-title{font-size:15px;line-height:1.35}.community-public-source{color:var(--muted);justify-content:space-between;gap:12px;font-size:12px;display:flex}.community-public-source b{color:var(--link);font-size:16px;font-weight:400;line-height:1}.community-panel-copy{grid-template-columns:auto minmax(0,1fr);align-items:baseline;column-gap:32px;display:grid}.community-panel-copy h3{white-space:nowrap;font-size:21px;line-height:1.3}.community-panel-copy h3 span{font-family:var(--font-text);color:var(--muted);margin-top:4px;font-size:12px;font-weight:400;display:block}.community-panel-copy p{max-width:40em;color:var(--muted);font-size:15px;line-height:1.6}.method-inner{grid-template-rows:minmax(0,1fr) auto;grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(24px,4.6vh,56px) 24px}.method-head{grid-column:1/6;align-self:center}.method-head .headline{font-size:clamp(40px,min(4.1vw,6.8vh),60px)}.method-head .lede{max-width:20em;margin-top:clamp(16px,2.6vh,28px)}.method-visual{grid-column:6/-1;justify-content:flex-end;align-items:center;min-width:0;min-height:0;display:flex}.method-visual img{width:auto;max-width:100%;height:auto;max-height:100%}.method-steps{grid-column:1/-1;grid-template-columns:repeat(4,minmax(0,1fr));column-gap:24px;display:grid}.method-step-rule{background:var(--rule);height:1px;display:block;position:relative}.method-step-rule>span{background:var(--ink);transform-origin:0;position:absolute;inset:0}.method-step>div{padding-top:clamp(14px,2.2vh,20px)}.method-step-index{color:var(--muted);font-variant-numeric:tabular-nums;font-size:14px;font-weight:600}.method-step h3{letter-spacing:-.01em;margin-top:6px;font-size:clamp(21px,min(1.9vw,3vh),28px);line-height:1.2}.method-step p{max-width:16em;color:var(--muted);margin-top:6px;font-size:clamp(14px,min(1.2vw,2vh),17px);line-height:1.5}.humanity-inner{grid-template-rows:auto auto auto;align-content:center;justify-items:center;row-gap:clamp(22px,4.6vh,52px);width:100%;padding-inline:24px;overflow:visible}.humanity-head{z-index:2;text-align:center;position:relative}.humanity-head .headline{font-size:clamp(48px,min(5.6vw,8.6vh),96px)}.humanity-copy{z-index:2;text-align:center;color:var(--muted);font-size:clamp(17px,min(1.46vw,2.4vh),21px);line-height:1.62;position:relative}.humanity-visual{z-index:1;width:100%;height:17.3248vw;position:relative}.humanity-image-plane{--hand-contact-offset:calc(9.5 / 1672 * 100%);aspect-ratio:1672/941;background:#000;width:102vw;position:absolute;top:-21.5958vw;left:50%;overflow:hidden;translate:-50%}.humanity-hand{object-fit:contain;mix-blend-mode:screen;width:98%;height:98%;position:absolute;inset:1%}.humanity-hand-human{transform:translateX(calc(-1 * var(--hand-contact-offset)))}.humanity-hand-machine{transform:translateX(var(--hand-contact-offset))}.production-inner{grid-template-rows:auto minmax(0,1fr) auto;row-gap:clamp(18px,3vh,32px)}.production-head .lede{max-width:32em;margin-top:clamp(12px,2vh,20px)}.production-showcase{grid-template-rows:minmax(0,1fr) auto auto;row-gap:clamp(16px,2.8vh,28px);min-height:0;display:grid}.production-gallery{gap:14px;min-height:0;display:flex}.production-panel{border:1px solid var(--night-line);border-radius:var(--radius);min-width:0;color:var(--night-ink);transition:flex-grow .95s var(--ease-glide), border-color .4s;background:#000;flex:1 1 0;position:relative;overflow:hidden}.production-panel[aria-pressed=true]{cursor:default;border-color:#ffffff4d;flex-grow:2.1}.production-image{justify-content:center;align-items:center;display:flex;position:absolute;inset:14px 14px 74px}.production-image img{opacity:.5;width:auto;max-width:100%;height:auto;max-height:100%;transition:scale .95s var(--ease-glide), opacity .6s var(--ease-swap);border-radius:14px;scale:.92}.production-panel[aria-pressed=true] .production-image img{opacity:1;scale:1}.production-panel:not([aria-pressed=true]):hover .production-image img{opacity:.72}.production-caption{position:absolute;bottom:22px;left:24px;right:60px}.production-caption strong{font-size:clamp(15px,1.35vw,19px);font-weight:600;line-height:1.3;display:block}.production-caption>span{color:var(--night-muted);margin-top:4px;font-size:12px;line-height:1.4;display:block}.production-panel-index{font-variant-numeric:tabular-nums;letter-spacing:.08em;color:var(--night-muted);font-size:12px;transition:color .4s;position:absolute;top:20px;left:24px}.production-panel[aria-pressed=true] .production-panel-index{color:var(--night-ink)}.production-panel-cue{width:30px;height:30px;transition:opacity .3s, rotate .5s var(--ease-settle);background:#ffffff24;border-radius:50%;place-items:center;font-size:20px;line-height:1;display:grid;position:absolute;bottom:22px;right:18px}.production-panel[aria-pressed=true] .production-panel-cue{opacity:0;rotate:45deg}.production-steps{grid-template-columns:repeat(6,minmax(0,1fr));gap:16px;display:grid;position:relative}.production-steps:before,.production-steps:after{content:"";background:var(--night-line);height:1px;position:absolute;top:17px;left:8.33333%;right:8.33333%}.production-steps:after{background:var(--night-ink);transform:scaleX(var(--journey-progress));transform-origin:0;transition:transform .95s var(--ease-glide)}.production-steps button{z-index:1;text-align:center;width:100%;color:var(--night-muted);justify-items:center;transition:color .3s;display:grid;position:relative}.production-steps button:hover{color:var(--night-ink)}.production-step-dot{font-variant-numeric:tabular-nums;background:#1d1d1f;border-radius:50%;place-items:center;width:34px;height:34px;margin-bottom:10px;font-size:12px;transition:background-color .4s,color .4s;display:grid}.production-steps li:has(~li [aria-pressed=true]) .production-step-dot{color:var(--night-ink);background:#3a3a3c}.production-steps [aria-pressed=true]{color:var(--night-ink)}.production-steps [aria-pressed=true] .production-step-dot{background:var(--night-ink);color:#000}.production-steps strong{font-size:17px;font-weight:600;line-height:1.3}.production-step-copy{color:var(--night-muted);margin-top:4px;font-size:12px;line-height:1.4}.production-stage-summary{display:none}.production-note{color:var(--night-muted);justify-content:space-between;align-items:baseline;gap:24px;font-size:12px;display:flex}.production-note strong{color:var(--night-ink);font-size:17px;font-weight:600}.learning-inner{grid-template-columns:repeat(12,minmax(0,1fr));align-items:center;column-gap:24px}.learning-book{aspect-ratio:3/4;grid-column:2/6;justify-self:center;height:min(62vh,560px);display:block;position:relative}.learning-book-pages{background:#e3e3e6;border-radius:10px 24px 24px 10px;position:absolute;inset:1.6% -3% -1.6% 2%}.learning-book-cover{background:var(--ink);color:#f5f5f7;transform-origin:0;transition:transform .9s var(--ease-settle);border-radius:10px 24px 24px 10px;flex-direction:column;justify-content:space-between;padding:10% 9% 9% 13%;display:flex;position:absolute;inset:0}.learning-book-cover:before{content:"";background:#ffffff1f;width:1px;position:absolute;top:0;bottom:0;left:6%}:is(.learning-book:hover .learning-book-cover,.learning-book:focus-visible .learning-book-cover){transform:perspective(1800px)rotateY(-16deg)}.learning-book-kicker,.learning-book-foot{letter-spacing:.06em;color:#a1a1a6;font-size:12px;line-height:1.6}.learning-book-title{font-family:var(--font-display);letter-spacing:-.02em;font-size:clamp(34px,min(3.5vw,5.6vh),54px);font-weight:600;line-height:1.12}.learning-book-title>span{letter-spacing:0;color:#a1a1a6;margin-top:18px;font-size:17px;font-weight:400;display:block}.learning-copy{border-left:1px solid var(--rule);grid-column:7/-1;padding-left:clamp(0px,2.4vw,40px)}.learning-copy .lede{max-width:21em;margin-top:clamp(16px,2.6vh,28px)}.learning-copy .text-link{margin-top:clamp(20px,3.4vh,32px)}.events-inner{grid-template-rows:auto minmax(0,1fr);grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(20px,3.6vh,40px) 24px}.events-head{grid-column:1/8}.events-head .lede{margin-top:clamp(12px,2vh,20px)}.event-feature{grid-area:2/1/auto/8;grid-template-rows:minmax(0,auto) auto;align-content:start;row-gap:clamp(14px,2.4vh,22px);min-height:0;display:grid}.event-feature-media{justify-content:flex-start;align-items:flex-start;min-height:0;display:flex}.event-feature-media img{border-radius:var(--radius);width:auto;max-width:100%;height:auto;max-height:100%;transition:scale .7s var(--ease-settle)}.event-feature:hover .event-feature-media img{scale:1.01}.event-feature-copy,.event-record-copy{justify-items:start;min-width:0;display:grid}.event-meta{color:var(--muted);font-size:12px;line-height:1.4}.event-title{letter-spacing:-.006em;margin-top:6px;font-size:21px;line-height:1.25}.event-feature .event-title{letter-spacing:-.012em;font-size:clamp(28px,min(2.6vw,4.2vh),40px);line-height:1.15}.event-summary{color:var(--muted);margin-top:6px;font-size:15px;line-height:1.5}.event-feature .event-summary{font-size:17px}.event-note{margin-top:4px;font-size:14px;line-height:1.4}.event-action{color:var(--link);margin-top:10px;font-size:15px;line-height:1.3}.event-feature .event-action{font-size:17px}.event-action>span{transition:translate .4s var(--ease-settle);font-size:1.3em;line-height:1;display:inline-block}.event-feature:hover .event-action,.event-record:hover .event-action{text-underline-offset:.22em;text-decoration:underline}.event-feature:hover .event-action>span,.event-record:hover .event-action>span{translate:3px}.event-records{border-top:1px solid var(--rule);grid-area:2/8/auto/-1;grid-template-rows:repeat(3,minmax(0,1fr));align-self:stretch;display:grid}.event-records>li{border-bottom:1px solid var(--rule);min-height:0;display:flex}.event-record{grid-template-columns:minmax(0,1fr) clamp(96px,10vw,140px);align-items:center;column-gap:20px;width:100%;display:grid}.event-record-media{order:2}.event-record-copy{order:1}.event-record-media img{width:100%;height:auto;transition:scale .7s var(--ease-settle);border-radius:12px}.event-record:hover .event-record-media img{scale:1.03}.join-inner{grid-template-rows:auto minmax(0,1fr) auto auto;justify-items:center;row-gap:clamp(12px,2.4vh,26px)}.join-head{text-align:center;justify-items:center;display:grid}.join-head .headline{font-size:clamp(48px,min(5.6vw,8.6vh),96px)}.join-head .lede{text-align:center;margin-top:clamp(12px,2.2vh,22px)}.join-head .button-primary{margin-top:clamp(16px,2.8vh,28px)}.join-lineup{justify-content:center;align-items:center;width:calc(100% - 100px);min-height:0;display:flex}.join-cast{flex:1;min-width:0;height:100%;position:relative}.join-cast:nth-child(2),.join-cast:nth-child(8){translate:0 -6%}.join-cast:nth-child(3),.join-cast:nth-child(7){translate:0 -11%}.join-cast:nth-child(4),.join-cast:nth-child(6){z-index:2;translate:0 -15%}.join-cast:nth-child(5){z-index:3;translate:0 -18%}.join-cast img{object-fit:contain;object-position:50% 100%;width:200%;max-width:none;height:100%;position:absolute;top:0;left:-50%}.join-principles{border-top:1px solid var(--rule);width:100%;color:var(--muted);text-align:center;margin-top:4px;padding-top:clamp(14px,2.2vh,22px);font-size:14px}.join-principles span{display:inline-block}.landing-footer{width:100%;color:var(--muted);justify-content:space-between;align-items:center;gap:20px;font-size:12px;display:flex}.landing-footer a:hover{color:var(--ink);text-underline-offset:4px;text-decoration:underline}.dialog-close,.join-dialog-close,.ecosystem-lightbox-close{z-index:2;background:var(--wash);width:32px;height:32px;color:var(--ink);border-radius:50%;place-items:center;font-size:22px;line-height:1;transition:background-color .2s;display:grid;position:absolute;top:18px;right:18px}.dialog-close:hover,.join-dialog-close:hover,.ecosystem-lightbox-close:hover{background:#dcdce1}.role-dialog{border-radius:var(--radius);width:min(520px,100% - 32px);max-height:calc(100dvh - 32px);color:var(--ink);background:var(--paper);overscroll-behavior:contain;border:0;padding:44px 36px 36px}.role-dialog[open]{animation:dialog-in .5s var(--ease-settle)}.role-dialog::backdrop{background:#0000005c}@keyframes dialog-in{0%{opacity:0;transform:translateY(16px)scale(.98)}}.role-dialog h3{margin-top:8px;font-size:32px;line-height:1.15}.role-dialog-intent{margin-top:12px;font-size:19px;line-height:1.5}.role-dialog-label{color:var(--muted);margin-top:24px;font-size:12px;font-weight:600}.role-dialog ul{grid-template-columns:1fr 1fr;gap:6px 20px;margin-top:8px;font-size:17px;display:grid}.role-dialog-output{margin-top:8px;font-size:17px}.join-dialog-layer,.ecosystem-lightbox-layer{z-index:100;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.join-dialog-backdrop,.ecosystem-lightbox-backdrop{cursor:default;width:100%;height:100%;animation:backdrop-in .4s var(--ease-swap);background:#0000005c;position:absolute;inset:0}@keyframes backdrop-in{0%{opacity:0}}.join-dialog{background:var(--paper);border-radius:var(--radius);overscroll-behavior:contain;width:min(850px,100%);max-height:calc(100dvh - 48px);animation:dialog-in .5s var(--ease-settle);padding:48px;position:relative;overflow-y:auto}.join-dialog-header small{color:var(--muted);font-size:12px}.join-dialog-header h2{letter-spacing:-.015em;margin:16px 0;font-size:40px;line-height:1.15}.join-dialog-header p{color:var(--muted)}.join-dialog-options{border-radius:var(--radius);background:var(--canvas);grid-template-columns:1fr 1fr;gap:36px;margin:36px 0;padding:28px;display:grid}.join-dialog-card-head{color:var(--muted);margin-bottom:16px;font-size:12px}.join-dialog-card-head small{display:none}.join-dialog-card-content{flex-direction:column;gap:20px;display:flex}.join-dialog-card-media{place-items:center;width:164px;height:172px;display:grid}.join-dialog-card-crop{aspect-ratio:1;background:#fff;width:78%;position:relative;overflow:hidden}.join-dialog-card-crop img{max-width:none;height:auto;position:absolute}.join-dialog-card-crop--xiaohongshu img{width:116%;top:-6%;left:-8%}.join-dialog-card-crop--wechat img{width:104%;top:-23%;left:-2%}.join-dialog-card-copy h3{margin-bottom:12px;font-size:24px;line-height:1.2}.join-dialog-card-copy p{min-height:42px;color:var(--muted);font-size:14px}.join-dialog-card-copy .join-dialog-card-prompt{color:var(--ink);font-weight:600}.join-dialog-card-meta{color:var(--muted);flex-direction:column;gap:6px;margin-top:16px;font-size:12px;display:flex}.join-dialog-footer{justify-content:space-between;align-items:center;gap:24px;display:flex}.join-dialog-footer small{display:none}.join-dialog-footer p{color:var(--muted);font-size:14px}.join-dialog-footer a{color:var(--link);white-space:nowrap;font-size:14px}.join-dialog-footer a:hover{text-decoration:underline}.ecosystem-lightbox{border-radius:var(--radius);background:var(--paper);overscroll-behavior:contain;width:min(1140px,100%);max-height:calc(100dvh - 48px);animation:dialog-in .5s var(--ease-settle);padding:56px 28px 24px;position:relative;overflow:auto}.ecosystem-lightbox figure{grid-template-rows:minmax(0,1fr) auto;gap:20px;display:grid}.ecosystem-lightbox-stage{height:min(66vh,760px);min-height:0}.ecosystem-lightbox-stage img{object-fit:contain;width:100%;height:100%}.ecosystem-lightbox figcaption{align-items:center;gap:16px;font-size:14px;display:flex}.ecosystem-lightbox figcaption small,.ecosystem-lightbox figcaption>span{color:var(--muted);font-size:12px}.ecosystem-lightbox figcaption>span{margin-left:auto}.ecosystem-lightbox--public{max-width:680px;padding:52px}.ecosystem-public-preview header>div{color:var(--muted);justify-content:space-between;margin-bottom:24px;font-size:12px;display:flex}.ecosystem-public-preview header>p{color:var(--muted);margin-bottom:8px;font-size:14px}.ecosystem-public-preview header>strong{font-family:var(--font-display);font-size:48px;font-weight:600;line-height:1.1}.ecosystem-public-preview h3{margin-top:12px;font-size:26px}.ecosystem-public-preview-role{margin:28px 0;font-size:21px;line-height:1.5}.ecosystem-public-preview footer{justify-content:space-between;align-items:flex-end;gap:24px;display:flex}.ecosystem-public-preview footer div{flex-direction:column;font-size:14px;display:flex}.ecosystem-public-preview footer small{color:var(--muted);margin-bottom:6px}.ecosystem-public-preview footer a{color:var(--link);font-size:14px}.ecosystem-public-preview footer a:hover{text-decoration:underline}.ecosystem-public-preview-boundary{color:var(--muted);margin-top:24px;font-size:12px}@media (max-width:1296px){.nav-inner{margin-inline:48px}.nav-links{gap:18px}}@media (max-width:1100px){:root{--nav-height:48px}.nav-inner{gap:12px;margin-inline:24px}.nav-links{display:none}.nav-menu-toggle{place-items:center;display:grid}.mobile-menu{max-height:calc(100dvh - 48px);animation:panel-in .4s var(--ease-settle);background:#fafafc;padding:8px 24px 24px;display:grid;overflow-y:auto}.mobile-menu a{justify-content:space-between;padding:12px 0;font-size:17px;display:flex}.mobile-menu a[aria-current]{font-weight:600}.roles-head{gap:32px}.community-explorer{grid-template-columns:minmax(0,4fr) minmax(0,8fr)}.community-tab{gap:10px;padding:7px 0;font-size:15px}.event-record{grid-template-columns:clamp(96px,11vw,132px) minmax(0,1fr);column-gap:16px}.production-panel:not([aria-pressed=true]) .production-caption{bottom:62px;left:16px;right:16px}.production-panel:not([aria-pressed=true]) .production-caption>span{display:none}}@media (min-width:821px) and (max-aspect-ratio:4/5){.headline{font-size:clamp(52px,6.6vw,72px)}.role-figure{--fig:min(100cqh, 100cqw / 1.9)}.role-figure[data-slot="1"]{--k:.66;--s:.6}.role-figure[data-slot="-1"]{--k:-.66;--s:.6}.role-figure[data-slot="2"],.role-figure[data-slot="-2"]{--o:0;pointer-events:none}.community-explorer{grid-template-rows:auto minmax(0,1fr);grid-template-columns:minmax(0,1fr);row-gap:18px}.community-tabs{flex-flow:wrap;align-self:start;gap:6px}.community-tab{border-radius:980px;padding:8px 16px;font-size:15px}.community-tab.is-active{background:var(--canvas)}.community-tab-index{display:none}.method-inner{grid-template-rows:auto minmax(0,1fr) auto;grid-template-columns:minmax(0,1fr)}.method-head,.method-visual,.method-steps{grid-column:1}.method-head .headline{font-size:clamp(52px,6.6vw,72px)}.method-head .headline .line{display:block}.method-head .lede{max-width:30em}.method-visual{justify-content:center}.production-gallery{display:block;position:relative}.production-panel{opacity:0;visibility:hidden;width:100%;transition:opacity .5s var(--ease-swap), transform .7s var(--ease-settle), visibility .5s;position:absolute;inset:0;transform:translateY(12px)scale(.97)}.production-panel[aria-pressed=true]{opacity:1;visibility:visible;transform:none}.production-panel:not([aria-pressed=true]) .production-caption>span{display:block}.production-panel-cue{display:none}.learning-inner{grid-template-rows:auto minmax(0,1fr);grid-template-columns:minmax(0,1fr);align-items:stretch;row-gap:clamp(32px,4vh,56px)}.learning-copy{border-left:0;grid-area:1/1;padding-left:0}.learning-book{grid-area:2/1;align-self:center;height:min(100%,640px)}.events-inner{grid-template-rows:auto auto minmax(0,1fr);grid-template-columns:minmax(0,1fr)}.events-head{grid-area:1/1}.event-feature{grid-area:2/1;grid-template-rows:auto;grid-template-columns:minmax(0,5fr) minmax(0,6fr);align-items:center;column-gap:clamp(24px,3vw,44px)}.event-feature-media{align-items:center}.event-feature-media img{width:100%}.event-records{grid-area:3/1;grid-template-columns:repeat(3,minmax(0,1fr));align-self:stretch;column-gap:24px}.event-records>li{align-items:stretch}.event-record{grid-template-rows:minmax(140px,1fr) auto;grid-template-columns:minmax(0,1fr);align-items:stretch;row-gap:16px}.event-record-media{order:0}.event-record-copy{order:0;align-content:start}.event-record-media img{object-fit:cover;width:100%;height:100%}.event-record .event-summary{display:block}}@media (min-width:821px) and (max-height:760px){.eyebrow{margin-bottom:10px;font-size:15px}.lede{font-size:17px}.role-caption h3{font-size:30px}.role-intent{font-size:17px}.community-scale>div>span{font-size:13px}.community-tab{padding:6px 0;font-size:15px}.community-panel-copy h3{font-size:19px}.community-panel-copy p,.method-step p{font-size:14px}.production-step-dot{width:30px;height:30px;margin-bottom:6px}.production-steps:before,.production-steps:after{top:15px}.production-steps strong{font-size:15px}.event-summary{font-size:14px}.event-feature .event-summary{font-size:15px}.event-record .event-summary{font-size:12px;display:block}}@media (max-width:820px){:root{--gutter:24px}.nav-inner{margin-inline:20px}.brand-lockup{gap:8px}.brand-lockup img{height:16px}.brand-lockup>span{font-size:12px}.nav-actions{gap:8px}.nav-join{padding:5px 12px}.chapter-inner{padding:calc(var(--nav-height) + clamp(18px, 3.4vh, 32px)) 0 clamp(18px, 3vh, 28px)}.index-rail{gap:9px;right:10px}.eyebrow{margin-bottom:10px;font-size:14px}.headline{letter-spacing:-.015em;font-size:clamp(34px,10.2vw,44px);line-height:1.12}.headline .line{display:block}.lede{max-width:none;font-size:16px;line-height:1.55}.hero-title{font-size:clamp(46px,13.4vw,64px);line-height:1.08}.hero-title .line{display:block}.hero-sub{font-size:19px}.hero-actions{gap:22px}.hero-actions .text-link{font-size:15px}.hero-hello{font-size:12px}.roles-head{gap:12px;display:grid}.roles-lede{margin:0;font-size:15px}.role-figure{--fig:min(100cqh, 100cqw * 1.25)}.role-figure[data-slot="1"]{--k:.9;--s:.7;--o:0}.role-figure[data-slot="-1"]{--k:-.9;--s:.7;--o:0}.role-figure[data-slot="2"],.role-figure[data-slot="-2"]{--o:0}.role-figure[data-slot="1"],.role-figure[data-slot="-1"],.role-figure[data-slot="2"],.role-figure[data-slot="-2"]{pointer-events:none}.role-caption h3{font-size:clamp(24px,7vw,30px)}.role-intent{margin-top:6px;font-size:15px}.role-more{margin:4px auto 0;font-size:14px;display:flex}.role-controls{justify-content:stretch;gap:8px}.role-tabs{flex:1}.role-tab{padding:7px 12px 9px;font-size:13px}.role-progress{left:12px;right:12px}.role-play{width:34px;height:34px}.community-inner{grid-template-rows:auto auto minmax(0,1fr);grid-template-columns:minmax(0,1fr);row-gap:clamp(14px,2.4vh,22px)}.community-head,.community-scale,.community-explorer{grid-column:1}.community-source{font-size:11px}.community-scale{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.community-scale>div>strong{letter-spacing:-.02em;font-size:clamp(22px,6.6vw,28px)}.community-scale>div>span{margin-top:3px;font-size:11px}.community-explorer{grid-template-rows:auto minmax(0,1fr);grid-template-columns:minmax(0,1fr);row-gap:12px}.community-tabs{scrollbar-width:none;overscroll-behavior-x:contain;flex-direction:row;gap:4px;margin-inline:-24px;padding-inline:24px;overflow-x:auto}.community-tabs::-webkit-scrollbar{display:none}.community-tab{border-radius:980px;flex:none;padding:7px 12px;font-size:13px}.community-tab.is-active{background:var(--canvas)}.community-tab-index{display:none}.community-stage{border-radius:20px}.community-panel{row-gap:12px;padding:14px 14px 16px}.community-panel-copy{grid-template-columns:minmax(0,1fr);row-gap:4px}.community-panel-copy h3{font-size:17px}.community-panel-copy h3 span{display:none}.community-panel-copy p{font-size:13px;line-height:1.5}.community-zoom img{border-radius:10px}.community-posters{scrollbar-width:none;gap:8px;margin-inline:-14px;padding-inline:14px;display:flex;overflow-x:auto}.community-poster{flex:none;width:min(26vw,110px)}.community-poster figcaption{font-size:10px}.community-cases{gap:10px}.community-case figcaption{font-size:10px}.community-public{gap:8px}.community-public-case{border-radius:14px;padding:10px 12px}.community-public-case strong{font-size:18px}.community-public-title{font-size:12px}.community-public-source{font-size:10px}.method-inner{grid-template-rows:auto minmax(0,1fr) auto;grid-template-columns:minmax(0,1fr);row-gap:clamp(18px,3vh,28px)}.method-head,.method-visual,.method-steps{grid-column:1}.method-head .lede{max-width:none;margin-top:14px}.method-visual{place-items:center}.method-steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 16px}.method-step>div{padding-top:12px}.method-step-index{font-size:12px}.method-step h3{font-size:19px}.method-step p{font-size:13px}.humanity-head .headline{font-size:clamp(40px,11.6vw,52px)}.humanity-copy{font-size:16px}.production-head .lede{font-size:15px}.production-showcase{grid-template-rows:minmax(0,1fr) auto auto;row-gap:14px}.production-gallery{display:block;position:relative}.production-panel{opacity:0;visibility:hidden;width:100%;transition:opacity .5s var(--ease-swap), transform .7s var(--ease-settle), visibility .5s;border-radius:22px;position:absolute;inset:0;transform:translateY(12px)scale(.97)}.production-panel[aria-pressed=true]{opacity:1;visibility:visible;transform:none}.production-image{inset:14px 14px 70px}.production-caption{bottom:18px;left:20px;right:20px}.production-caption strong{font-size:19px}.production-panel-cue{display:none}.production-steps{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.production-steps:before,.production-steps:after{display:none}.production-steps button{background:#111113;border-radius:980px;align-items:center;gap:7px;min-height:40px;padding:4px;display:flex}.production-steps [aria-pressed=true]{background:#2c2c2e}.production-step-dot{flex:none;width:26px;height:26px;margin:0;font-size:10px}.production-steps strong{white-space:nowrap;font-size:13px}.production-step-copy{display:none}.production-stage-summary{min-height:18px;color:var(--night-muted);flex-wrap:wrap;justify-content:center;gap:4px 12px;font-size:12px;display:flex}.production-stage-summary strong{color:var(--night-ink);font-weight:600}.production-note{gap:4px;display:grid}.production-note strong{font-size:16px}.production-note>span{font-size:11px}.learning-inner{grid-template-rows:auto minmax(0,1fr);grid-template-columns:minmax(0,1fr);align-items:stretch;row-gap:clamp(24px,4vh,40px)}.learning-copy{border-left:0;grid-area:1/1;padding-left:0}.learning-copy .lede{max-width:none;margin-top:14px}.learning-copy .text-link{margin-top:18px;font-size:16px}.learning-book{grid-area:2/1;align-self:center;max-width:76%;height:min(100%,400px)}.learning-book-title{font-size:clamp(28px,8.4vw,38px)}.learning-book-title>span{margin-top:12px;font-size:14px}.learning-book-kicker,.learning-book-foot{font-size:10px}.events-inner{grid-template-rows:auto auto auto;grid-template-columns:minmax(0,1fr);align-content:start;row-gap:clamp(14px,2.4vh,22px)}.events-head,.event-feature,.event-records{grid-area:auto/1;min-height:auto}.events-head .lede,.event-feature .event-summary{display:none}.event-feature{grid-template-rows:auto auto;row-gap:12px}.event-feature-media img{border-radius:20px;width:100%;max-height:none}.event-feature .event-title{margin-top:4px;font-size:22px}.event-feature .event-summary{font-size:14px}.event-note{font-size:12px}.event-records{grid-template-rows:auto auto auto;align-self:start;row-gap:0}.event-record{grid-template-columns:minmax(0,1fr) 76px;column-gap:12px}.event-record-media img{border-radius:12px}.event-meta{font-size:11px}.event-title{margin-top:2px;font-size:16px}.event-record .event-summary{display:none}.join-head .headline{font-size:clamp(40px,11.6vw,52px)}.join-head .lede{font-size:16px}.join-lineup{grid-template-rows:auto auto;grid-template-columns:repeat(10,minmax(0,1fr));align-content:center;width:100%;max-width:480px;padding:0 12px;display:grid}.join-cast:nth-child(n){aspect-ratio:5/9;grid-column:span 2;height:auto;translate:0}.join-cast:nth-child(n+6){translate:0 -16%}.join-cast:nth-child(6){grid-column:2/4}.join-cast:nth-child(7){grid-column:4/6}.join-cast:nth-child(8){grid-column:6/8}.join-cast:nth-child(9){grid-column:8/10}.join-cast img{width:150%;left:-25%}.join-principles{font-size:11px}.landing-footer{flex-wrap:wrap;justify-content:center;gap:8px 20px;font-size:10px}.landing-footer>span{text-align:center;flex-basis:100%}.role-dialog{padding:40px 24px 28px}.role-dialog h3{font-size:28px}.role-dialog-intent{font-size:17px}.role-dialog ul{font-size:15px}.join-dialog{padding:36px 24px 28px}.join-dialog-header h2{font-size:32px}.join-dialog-header p{font-size:15px}.join-dialog-options{grid-template-columns:1fr;gap:28px;margin:28px 0;padding:20px}.join-dialog-card-content{flex-direction:row;align-items:center;gap:16px}.join-dialog-card-head{margin-bottom:10px}.join-dialog-card-media{flex-shrink:0;width:120px;height:126px}.join-dialog-card-copy h3{margin-bottom:8px;font-size:21px}.join-dialog-card-copy p{min-height:0;font-size:12px}.join-dialog-card-meta{margin-top:10px;font-size:10px}.join-dialog-footer{flex-direction:column;align-items:flex-start;gap:12px}.ecosystem-lightbox{padding:56px 18px 20px}.ecosystem-lightbox figcaption{flex-direction:column;align-items:flex-start;gap:8px}.ecosystem-lightbox figcaption>span{margin:0}.ecosystem-lightbox--public{padding:52px 28px 32px}.ecosystem-public-preview header>strong{font-size:40px}.ecosystem-public-preview h3{font-size:24px}.ecosystem-public-preview-role{font-size:17px}.ecosystem-public-preview footer{flex-direction:column;align-items:flex-start;gap:12px}}@media (max-width:420px){.nav-inner{margin-inline:16px}.brand-lockup img{height:14px}.nav-actions{gap:3px}.join-dialog-layer{padding:12px}.join-dialog{max-height:calc(100dvh - 24px);padding:32px 20px 24px}.join-dialog-options{padding:16px}.join-dialog-card-media{width:104px;height:110px}}@media (max-width:820px) and (max-height:700px){.headline{font-size:clamp(30px,9vw,38px)}.lede{font-size:14px}.hero-title{font-size:clamp(40px,12vw,52px)}.hero-sub{margin-top:8px;font-size:17px}.hero-actions{gap:16px;margin-top:14px}.hero-actions .button-primary{min-height:40px;padding:9px 18px;font-size:15px}.hero-actions .text-link{font-size:13px}.roles-lede{display:none}.role-intent{font-size:14px}.community-panel-copy p,.method-head .lede,.production-head .lede{display:none}.learning-copy .lede{font-size:14px}.events-head .lede{display:none}.join-head .lede{font-size:14px}}@media (max-width:360px){.nav-inner{gap:4px}.brand-lockup{gap:6px}.brand-lockup img{height:12px}.nav-join{padding-inline:10px;font-size:11px}.nav-menu-toggle{width:28px}.role-intent{display:none}.community-scale>div>strong{font-size:20px}.production-steps strong{font-size:12px}.production-steps button{gap:4px;padding-inline:2px}}@media (max-height:520px) and (min-width:600px){.chapter-inner{padding-top:calc(var(--nav-height) + 16px);padding-bottom:16px}.hero-inner{grid-template-rows:minmax(0,1fr) auto;grid-template-columns:minmax(0,1fr) minmax(0,1fr);column-gap:24px}.hero-copy{text-align:left;align-self:center}.hero-title{font-size:44px}.hero-title .line{display:block}.hero-sub{font-size:17px}.hero-actions{justify-content:flex-start;gap:16px}.hero-actions .button-primary{min-height:36px;padding:8px 16px;font-size:14px}.hero-actions .text-link{font-size:13px}.hero-stage{width:100%}.hero-hello{grid-column:1/-1}.headline{font-size:32px}.lede{font-size:14px}.roles-inner{grid-template-rows:auto minmax(360px,1fr)}.community-inner{grid-template-rows:auto auto minmax(340px,1fr)}.method-inner{grid-template-rows:minmax(300px,1fr) auto}.production-inner{grid-template-rows:auto minmax(380px,1fr) auto}.learning-book{height:min(100%,300px)}.events-inner{grid-template-rows:auto minmax(420px,1fr)}.join-inner{grid-template-rows:auto minmax(200px,1fr) auto auto}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition:none!important;animation:none!important}.chapter-inner{opacity:1;translate:none}}
