.intro-app{--bg:#000;--fg:#f5f5f7;--grey:#98989d;--dim:#6e6e73;--hair:#ffffff1a;--accent:#a5b4fc;--gutter:clamp(16px, 4vw, 64px);--endrow:84px;--ease:cubic-bezier(.16, 1, .3, 1);--sans:var(--font-sans);--mono:var(--font-mono);color-scheme:dark;background:var(--bg);color:var(--fg);font-family:var(--sans);-webkit-font-smoothing:antialiased;flex-direction:column;min-height:calc(100svh - 3.5rem - 1px);display:flex;overflow:clip}.intro-app button{font:inherit;color:inherit}.intro-app a{color:inherit}.intro-app :focus-visible{outline:2px solid var(--accent);outline-offset:3px}.intro-app ::selection{color:#fff;background:#818cf873}.intro-app .bar{z-index:2;box-sizing:border-box;height:64px;padding:0 var(--gutter);grid-template-columns:1fr minmax(0,560px) 1fr;align-items:center;gap:24px;display:grid;position:relative}.intro-app .progress{grid-column:2;align-items:center;gap:14px;min-width:0;display:flex}.intro-app .segs{flex:1;gap:6px;display:flex}.intro-app .seg{cursor:pointer;background:0 0;border:0;border-radius:4px;flex:1;align-items:center;height:24px;padding:0;display:flex}.intro-app .track{background:#ffffff29;border-radius:3px;width:100%;height:3px;transition:background .2s;display:block;position:relative;overflow:hidden}.intro-app .seg:hover .track{background:#ffffff42}.intro-app .fill{border-radius:inherit;background:var(--accent);width:0;position:absolute;top:0;bottom:0;left:0}.intro-app .seg.done .fill{background:#ffffff9e;width:100%}.intro-app .count{font:500 12px/1 var(--mono);color:var(--fg);font-variant-numeric:tabular-nums;white-space:nowrap}.intro-app .count span{color:var(--dim)}.intro-app .transport{justify-self:end;gap:2px;display:flex}.intro-app .icon-btn{width:36px;height:36px;color:var(--grey);cursor:pointer;background:0 0;border:0;border-radius:999px;place-items:center;transition:color .2s,background .2s;display:grid}.intro-app .icon-btn:hover:not(:disabled){color:var(--fg);background:#ffffff14}.intro-app .icon-btn:disabled{opacity:.28;cursor:default}.intro-app .main{box-sizing:border-box;width:100%;max-width:1680px;padding:clamp(8px, 2vh, 32px) var(--gutter) clamp(16px, 3vh, 40px);flex:1;grid-template-columns:minmax(0,1fr) minmax(0,2fr);align-content:center;align-items:stretch;gap:clamp(32px,4vw,72px);margin:0 auto;display:grid}.intro-app.finished .main{display:none}.intro-app .captions{min-width:0;padding:18px 0 calc(var(--endrow) + 12px);flex-direction:column;display:flex}.intro-app .eyebrow{font:500 12px/1.2 var(--mono);color:var(--dim);letter-spacing:.04em;animation:intro-fade-up .8s var(--ease) both;align-items:baseline;gap:12px;margin:0 0 24px;display:flex}.intro-app .eyebrow span{font:500 14px/1.2 var(--sans);letter-spacing:0;color:var(--grey)}.intro-app .headline{position:relative}.intro-app .cap-title{letter-spacing:-.035em;color:var(--fg);text-wrap:balance;margin:0;font-size:clamp(40px,4.4vw,68px);font-weight:600;line-height:1.04}.intro-app .cap-title code{font-family:var(--mono);letter-spacing:-.03em;font-size:.84em;font-weight:500}.intro-app .cap-body{max-width:24em;color:var(--grey);text-wrap:pretty;animation:intro-fade-up .7s var(--ease) both;margin:24px 0 0;font-size:20px;line-height:1.45}.intro-app .cap-body code{font-family:var(--mono);color:#d1d1d6;font-size:.9em}.intro-app .w{animation:intro-word-in .75s var(--ease) both;display:inline-block}.intro-app .cap-layer.leaving{pointer-events:none;animation:.18s ease-in both intro-cap-out;position:absolute;top:0;left:0;right:0}@keyframes intro-word-in{0%{opacity:0;filter:blur(12px);transform:translateY(10px)}to{opacity:1;filter:blur();transform:none}}@keyframes intro-fade-up{0%{opacity:0;transform:translateY(6px)}}@keyframes intro-cap-out{to{opacity:0;filter:blur(4px)}}.intro-app .cues{flex-wrap:wrap;gap:4px;margin-top:auto;padding-top:28px;display:flex}.intro-app .cues button{cursor:pointer;background:0 0;border:0;border-radius:3px;width:26px;height:20px;padding:0;position:relative}.intro-app .cues button:before{content:"";background:#ffffff2e;border-radius:2px;height:2px;transition:background .3s;position:absolute;top:9px;left:2px;right:2px}.intro-app .cues button:hover:before{background:#ffffff80}.intro-app .cues button.on:before{background:var(--fg)}.intro-app .stage{flex-direction:column;align-items:center;min-width:0;display:flex;position:relative}.intro-app .screen{width:100%;max-width:calc((100vh - 250px) * var(--ratio));max-width:calc((100svh - 250px) * var(--ratio));position:relative}.intro-app .glow{pointer-events:none;width:150%;height:190%;animation:intro-glow-in 1.6s var(--ease) both;background:radial-gradient(closest-side,#b0b8ff57,#8c96fa33 38%,#818cf812 64%,#818cf804 84%,#818cf800 100%);position:absolute;top:46%;left:50%;translate:-50% -50%}@keyframes intro-glow-in{0%{opacity:0;scale:.85}}.intro-app .player{cursor:pointer;width:100%;height:100%;transition:filter .7s;position:relative}.intro-app .stage.ended .player{cursor:default;filter:brightness(.62)saturate(.85)}.intro-app .paused{pointer-events:none;place-items:center;display:grid;position:absolute;inset:0}.intro-app .paused svg{width:26px;height:26px;color:var(--fg);background:#0009;border-radius:999px;padding:22px;box-shadow:0 0 0 1px #ffffff24}.intro-app .main.cut .stage{opacity:0;transition:opacity .3s cubic-bezier(.4,0,.2,1),scale .3s cubic-bezier(.4,0,.2,1);scale:.975}.intro-app .main.cut .eyebrow,.intro-app .main.cut .cues{opacity:0;transition:opacity .2s}.intro-app .endrow{height:var(--endrow);opacity:0;visibility:hidden;transition:opacity .35s ease, translate .5s var(--ease), visibility 0s linear .35s;justify-content:center;align-items:center;gap:8px;display:flex;translate:0 8px}.intro-app .endrow.on{opacity:1;visibility:visible;transition:opacity .5s ease .2s, translate .7s var(--ease) .2s, visibility 0s;translate:0}.intro-app .pill{box-sizing:border-box;background:var(--fg);color:#000;letter-spacing:-.01em;cursor:pointer;border:0;border-radius:999px;justify-content:center;align-items:center;gap:8px;min-width:128px;height:44px;padding:0 22px;font-size:15px;font-weight:600;text-decoration:none;transition:background .2s,scale .2s;display:inline-flex}.intro-app .pill:hover{background:#fff}.intro-app .pill:active{scale:.97}.intro-app .pill.big{min-width:132px;height:52px;padding:0 32px;font-size:17px}.intro-app .link-btn{height:44px;color:var(--fg);cursor:pointer;background:0 0;border:0;border-radius:999px;padding:0 18px;font-size:15px;font-weight:500;transition:background .2s}.intro-app .link-btn:hover{background:#ffffff17}.intro-app .manual{z-index:3;background:#09090b;border-radius:14px;flex-direction:column;display:flex;position:absolute;inset:0;overflow:hidden;box-shadow:0 0 0 1px #ffffff29}.intro-app .manual-head{border-bottom:1px solid var(--hair);align-items:center;gap:12px;padding:8px 8px 8px 18px;display:flex}.intro-app .manual-head p{color:var(--grey);flex:1;margin:0;font-size:14px;line-height:1.4}.intro-app kbd{font:500 12px var(--mono);color:var(--fg);background:#ffffff1a;border-radius:5px;padding:1px 6px}.intro-app .manual pre{white-space:pre;font:13px/1.6 var(--mono);color:#e5e5ea;outline:none;flex:1;margin:0;padding:16px 18px;overflow:auto}@media (width<=960px){.intro-app .bar{grid-template-columns:1fr auto;grid-template-areas:"all transport""progress progress";row-gap:2px;height:auto;padding-top:10px;padding-bottom:4px}.intro-app{--bar:76px}.intro-app .transport{grid-area:transport}.intro-app .progress{grid-area:progress}.intro-app .main{grid-template-columns:minmax(0,1fr);align-content:start;gap:20px;padding-top:16px}.intro-app .captions{padding:0}.intro-app .eyebrow{margin-bottom:14px}.intro-app .headline{min-height:172px}.intro-app .cap-title{font-size:clamp(32px,6.2vw,52px)}.intro-app .cap-body{margin-top:14px;font-size:18px}.intro-app .cues{margin-top:10px;padding-top:0}.intro-app .screen{max-width:none}}@media (width<=640px){.intro-app{--endrow:72px}.intro-app .headline{min-height:158px}.intro-app .cap-title{letter-spacing:-.03em;font-size:32px}.intro-app .cap-body{font-size:17px}}@media (prefers-reduced-motion:reduce){.intro-app .w,.intro-app .cap-body,.intro-app .eyebrow,.intro-app .glow{animation:none!important}.intro-app .cap-layer.leaving{display:none}.intro-app .player,.intro-app .endrow,.intro-app .endrow.on,.intro-app .main.cut .stage,.intro-app .track{transition:none!important}}.intro-app .step10{min-height:calc(100svh - 3.5rem - 1px - var(--bar,64px))}.intro-app .loading{padding:96px var(--gutter);font:500 13px/1.4 var(--mono);color:var(--dim);margin:0}.intro-app .step-failed .loading{padding-bottom:20px}.intro-app .step-failed-actions{padding:0 var(--gutter);flex-wrap:wrap;align-items:center;gap:8px;display:flex}