@import url('https://fonts.googleapis.com/css2?family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,450;1,6..72,400&display=swap');
/* Spacious, editorial chapters; the landscape remains the visual signature. */
:root{--paper:#f8f7f2;--ink:#24392f;--line:#dcded5;--editorial:'Newsreader',Georgia,serif}
body{font-size:16px}header{height:108px;padding:0 5%;background:linear-gradient(#f8f7f2ed,#f8f7f200)}
.brand{font-size:25px;letter-spacing:-1.1px;font-weight:600}.brand .brand-mark{width:38px;height:38px}
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h1,h2,.film-center h3{font-family:var(--editorial);font-weight:400;font-optical-sizing:auto;letter-spacing:-.055em}
h1{font-size:clamp(68px,7.2vw,112px);line-height:.98;margin-bottom:30px}h1 em{font-style:normal;color:#64776b}
h2{font-size:clamp(52px,5.6vw,86px);line-height:1.02;letter-spacing:-.045em}
.eyebrow{font-family:'DM Sans',sans-serif;font-size:12px;letter-spacing:.03em;text-transform:none;color:#68766a;margin-bottom:30px}
.hero-copy{left:5%;top:28%;max-width:760px}.hero-copy .eyebrow{margin-bottom:27px}.hero-copy .intro{font-size:16px;line-height:1.7;color:#59695d;margin-bottom:5px}
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.coordinates,.stage-bottom{display:none}.terrain:after{background:linear-gradient(90deg,#f8f7f2f5 0%,#f8f7f2e8 20%,#f8f7f28c 39%,transparent 62%)}
.lab-caption{left:5%;bottom:6%;max-width:440px;padding:18px 22px;background:#f8f7f2e8;border:1px solid #ffffff60;border-radius:12px;gap:10px 18px;box-shadow:none}
.lab-caption>span:first-child{display:none}.lab-caption b{font-family:'DM Sans',sans-serif;font-size:12px;letter-spacing:.02em;color:#4e6253;font-weight:400}.lab-caption .scroll-control{font-family:'DM Sans',sans-serif;font-size:11px;letter-spacing:0;color:#657366}.lab-caption button{font-size:11px;padding:8px 13px}.lab-caption small{font-family:'DM Sans',sans-serif;font-size:9px;letter-spacing:0;color:#7a8478}
.section{padding:145px max(5%,calc((100vw - 1440px)/2));}.section-heading{gap:70px;margin-bottom:65px;align-items:end}.section-heading p{font-size:16px;line-height:1.7;color:#738074;max-width:355px;margin:0 0 7px}
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.prompt-meta{font-family:'DM Sans',sans-serif;font-size:10px;letter-spacing:.07em;color:#8a9585}.prompt-meta>span{font-size:9px}.written-prompt p{font-family:var(--editorial);font-size:clamp(29px,3.8vw,55px);font-weight:400;line-height:1.15;letter-spacing:-.035em;margin:35px 0 25px;min-height:68px}
.prompt-hint{font-family:'DM Sans',sans-serif;letter-spacing:.04em;font-size:10px;color:#899583;margin-top:18px}.prompt-progress{height:1px}.prompt-progress span{background:var(--green)}.type-cursor{background:var(--green);width:1px}.prompt-sub{font-size:14px;color:#7d8977;margin-top:28px}
.evaluation{background:#fbfbf7}.section-top .micro{font-family:'DM Sans',sans-serif;font-size:10px;letter-spacing:.03em;color:#899283}.matrix-task{font-size:15px;border-top:0;padding:0 0 25px;color:#657461}.matrix-task>span{font-size:23px;color:#8a9a80}.matrix-task button{font-size:10px;border-color:#d6dccf;padding:9px 14px}
.matrix-scroll{border:1px solid #dfe2d8;border-radius:12px}.model-matrix thead th{background:#f0f2ea;padding:25px 21px;font-size:21px;font-weight:450}.model-matrix th,.model-matrix td{border-color:#dfe3d7}.model-matrix th small{font-family:'DM Sans',sans-serif;font-size:9px;letter-spacing:.03em;color:#909a87}.model-matrix tbody th{padding:30px 21px}.model-matrix strong{font-size:20px}.arm-number{display:none}.model-dot{width:6px;height:6px;margin-right:9px}.model-matrix thead th small{display:none}.model-matrix thead th:first-child{font-family:'DM Sans',sans-serif;font-size:11px;letter-spacing:.02em}.model-matrix thead th:first-child small{display:block;margin-top:6px}.available{font-family:'DM Sans',sans-serif;font-size:9px;line-height:1.6}.model-matrix .coming-row{background:#f8f9f3;color:#9ba58e;font-size:12px}.future-line{display:none}.matrix-cell-label{font-family:'DM Sans',sans-serif;letter-spacing:0;font-size:9px;color:#829276}.eval-bottom{font-family:'DM Sans',sans-serif;font-size:10px;color:#8b967f;letter-spacing:0;margin-top:22px;gap:30px}.eval-bottom a{font-size:9px;white-space:nowrap}
.evidence{background:#f2f1e9}.execution-film{border-radius:16px;background:#243c31;padding:30px 36px;min-height:640px}.film-top,.film-bottom{font-family:'DM Sans',sans-serif;font-size:10px;letter-spacing:.06em;color:#a5b59d}.film-state{border:1px solid #ffffff24;border-radius:30px;padding:7px 12px;font-size:8px;letter-spacing:.08em}.film-center{min-height:510px;padding:40px 25px}.film-center h3{font-size:clamp(43px,4.8vw,74px);line-height:1.02;letter-spacing:-.04em;max-width:650px;margin:24px 0}.film-kicker{font-family:'DM Sans',sans-serif;font-size:12px;letter-spacing:0;color:#b8c8aa}.film-center p{font-size:14px;line-height:1.7;color:#a4b89b}.plate-art{right:2%;top:18%;opacity:.42;width:32%}.plate{box-shadow:inset 0 0 0 15px #e8e5d6,inset 0 0 0 17px #b3b6a1}.plate-caption{display:none}.film-bottom{padding-top:24px}.evidence-types{font-size:12px;color:#7c8974;margin-top:30px;justify-content:flex-start;gap:65px}
.research{padding-top:160px;padding-bottom:155px}.research>p:not(.eyebrow){font-size:16px;line-height:1.7;color:#7f8c76;margin-top:30px}.research-proof{margin-top:55px;padding-top:28px;max-width:630px}.research-proof>span{font-family:'DM Sans',sans-serif;font-size:11px;letter-spacing:.02em;color:#72836a;display:block}.research-proof small{font-family:'DM Sans',sans-serif;display:block;font-size:10px;line-height:1.6;margin-top:12px;color:#9ba38f}
.streaming{background:#e8ede1;padding-top:155px;padding-bottom:175px}.streaming h2{font-size:clamp(68px,7.5vw,112px);letter-spacing:-.05em}.streaming h2 em{font-family:var(--editorial);color:#75886c}.streaming>p:not(.eyebrow){font-size:16px;line-height:1.8;color:#77866c}.stream-label{font-family:'DM Sans',sans-serif;font-size:11px;letter-spacing:.07em;color:#64765a;margin-top:42px}.stream-links button,.stream-links a{border-radius:40px;font-size:17px;background:#fafaf4;border-color:#c5cfba;padding:15px 24px;min-width:180px}.stream-links svg{width:20px;height:20px}.streaming small{font-size:10px;color:#8f9b83}.stream-landscape{opacity:.08;bottom:-150px}
footer{padding:38px 5%;border-top:1px solid #dce1d3;background:#f8f8f2}footer .brand{font-size:20px}footer>a:last-child{font-size:11px;color:#77856d}footer>span{display:none}
@media(min-width:1600px){.hero-copy{top:30%;left:7%}header{padding-inline:5%}}
@media(max-width:1000px){h1{font-size:clamp(62px,8.4vw,84px)}.hero-copy{top:25%;max-width:700px}.section{padding:105px 5%}.section-heading{display:block}.section-heading p{margin-top:26px;max-width:440px}.plate-art{opacity:.3}.research{padding-block:115px}}
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@media(prefers-reduced-motion:reduce){.prompt-stage{min-height:700px}.stage{min-height:740px}.lab-caption{bottom:3%}}

/* A brief immersive introduction, with the film free of overlays. */
.journey{height:260vh}
@media(prefers-reduced-motion:reduce){.journey{height:100svh}}

/* Just the task, in a quiet conversational composer. */
.prompt-journey{height:150vh;background:var(--paper)}.prompt-stage{padding:80px 6%;min-height:100svh}.written-prompt{position:relative;display:flex;align-items:center;gap:24px;width:min(800px,100%);margin:0;padding:25px 25px 25px 30px;border:1px solid #e0e2da;border-radius:32px;background:#fffefa;box-shadow:0 6px 25px #253a2e04}.written-prompt p{flex:1;min-width:0;min-height:28px;margin:0;font-family:'DM Sans',sans-serif;font-size:20px;line-height:1.5;letter-spacing:-.25px;color:#2c3d31}.prompt-send{display:grid;place-items:center;width:36px;height:36px;flex:none;border-radius:50%;background:#253d30;color:#fffefa}.prompt-send svg{width:22px;height:22px}.type-cursor{height:1.1em;vertical-align:-.17em}@media(max-width:700px){.prompt-stage{padding:60px 6%}.written-prompt{padding:20px 18px 20px 23px;border-radius:28px;gap:14px}.written-prompt p{font-size:17px;min-height:26px}.prompt-send{width:32px;height:32px}.prompt-send svg{width:20px;height:20px}}@media(prefers-reduced-motion:reduce){.prompt-journey{height:auto}.prompt-stage{min-height:65svh}}

/* Compact model choice, in the composer toolbar. */
.written-prompt{flex-wrap:wrap;gap:18px;padding:25px 25px 18px 30px}.written-prompt p{flex:1 1 100%;min-height:30px}.prompt-model{position:relative;display:inline-flex;align-items:center;color:#657461}.prompt-model select{appearance:none;-webkit-appearance:none;font:500 13px 'DM Sans',sans-serif;color:#55654f;border:0;background:transparent;border-radius:8px;padding:8px 27px 8px 10px;margin-left:-10px;cursor:pointer;min-width:92px}.prompt-model select:hover{background:#eef1e8}.prompt-model select:focus-visible{outline:2px solid #62816b;outline-offset:2px}.prompt-model svg{pointer-events:none;position:absolute;right:9px;width:14px;height:14px}.prompt-send{margin-left:auto}.model-matrix th.selected-model{background:#e7eddf}.model-matrix td.selected-model{box-shadow:inset 0 -2px 0 #6d8a67}@media(max-width:700px){.written-prompt{padding:21px 20px 16px 23px;gap:17px}.prompt-model select{font-size:12px}.written-prompt p{min-height:51px}}
.arm-preview-cell{background:#f8f9f3;padding:6px 24px}.arm-preview-content{display:flex;align-items:center;justify-content:center;gap:36px;min-height:172px}.arm-preview-content img{width:146px;height:146px;object-fit:contain;filter:drop-shadow(0 14px 12px #203b2d20)}.arm-preview-content>div{display:flex;flex-direction:column;align-items:flex-start;gap:8px;min-width:175px}.arm-preview-note{font:500 9px 'DM Sans',sans-serif;letter-spacing:.11em;color:#829276}.arm-preview-upcoming{font:400 16px 'Newsreader',Georgia,serif;color:#284536}.arm-preview-content a{font:500 10px 'DM Sans',sans-serif;color:#53735f;text-decoration:underline;text-underline-offset:3px}.arm-preview-row th{background:#f4f6ef}.arm-preview-row .available{color:#6d8a67}@media(max-width:700px){.arm-preview-cell{padding:4px 12px}.arm-preview-content{gap:12px;min-height:140px;justify-content:flex-start}.arm-preview-content img{width:106px;height:106px}.arm-preview-content>div{min-width:135px}.arm-preview-upcoming{font-size:14px}}