:root{color-scheme:dark;--bg:#0b101b;--panel:#131c2c;--ink:#f2f3f1;--muted:#a5b0c2;--line:#2a3649;--gold:#e9bd74;--mint:#9bd6ca}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:radial-gradient(ellipse at 80% 5%,#2332504d,transparent 35%),var(--bg);font:15px/1.65 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink)}a{color:inherit;text-decoration:none}a:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:5px}.wrap{max-width:1256px;margin:auto;padding:0 36px}.top{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:24px 0;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;line-height:1.3}.mark{display:grid;place-items:center;width:43px;height:43px;background:#e9bd7409;border:1px solid #76613e;border-radius:12px;font:33px Georgia,serif;color:#fff}.brand-name{font-weight:720;letter-spacing:-.02em;font-size:23px;color:var(--gold)}.brand-name span{color:#e7e9ef;font-weight:400;font-size:19px}.brand-sub{display:block;font-size:9px;letter-spacing:.19em;color:var(--muted);margin-top:4px}.nav{display:flex;align-items:center;gap:27px;font-size:12px;color:var(--muted)}.nav a:hover{color:var(--gold)}.nav .nav-cta{border:1px solid #536078;border-radius:8px;padding:8px 14px;color:var(--ink)}.eyebrow{font-size:11px;font-weight:650;letter-spacing:.15em;color:var(--gold);text-transform:uppercase}.hero{padding:74px 0 62px;display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}.hero h1{font-size:clamp(36px,4.9vw,62px);line-height:1.11;letter-spacing:-.055em;font-weight:620;margin:20px 0 24px}.hero h1 em{font-style:normal;color:var(--gold)}.hero .lead{font-size:16px;line-height:1.75;color:var(--muted);max-width:490px;margin:0}.actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:29px}.button{display:inline-flex;align-items:center;justify-content:center;gap:22px;padding:12px 19px;border-radius:9px;font-size:13px;line-height:1.5;font-weight:620;background:var(--gold);color:#17202a;transition:transform .15s,background .15s}.button:hover{background:#f1cd91;transform:translateY(-2px)}.text-link{font-size:12px;color:var(--muted)}.privacy{display:flex;align-items:center;gap:9px;font-size:11px;color:var(--muted);margin-top:22px}.dot{width:5px;height:5px;background:var(--mint);border-radius:50%;flex-shrink:0}.showcase{border:1px solid #3a465a;border-radius:20px;background:linear-gradient(150deg,#1a263a,#101824);box-shadow:0 26px 70px #0003;overflow:hidden}.showcase-head{display:flex;justify-content:space-between;align-items:center;gap:12px;border-bottom:1px solid var(--line);padding:15px 19px;font-size:12px;color:#d4dceb}.live-pill{font-size:10px;letter-spacing:.06em;color:var(--mint);background:#9bd6ca0b;border:1px solid #9bd6ca35;border-radius:20px;padding:3px 9px;white-space:nowrap}.demo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;padding:22px 18px 0}.demo-cell{min-width:0}.demo-image{position:relative;aspect-ratio:1;border:1px solid #6a788b4d;border-radius:7px;overflow:hidden;background:#22324a}.demo-image img{display:block;width:100%;height:100%;image-rendering:pixelated}.crop-box{position:absolute;left:37.5%;top:37.5%;width:25%;height:25%;border:1.5px solid #ffdc9a;box-shadow:0 0 0 200px #0005}.demo-label{color:var(--muted);font-size:10px;line-height:1.6;margin-top:8px}.demo-label b{display:block;color:#e5eaf1;font-weight:500;font-size:12px}.demo-flow{display:flex;align-items:center;justify-content:space-between;gap:8px;margin:24px 20px 20px;border:1px solid var(--line);border-radius:9px;background:#0f1725;padding:12px 13px;font-size:11px;color:var(--muted)}.demo-flow strong{color:var(--gold);font:24px Georgia,serif}.demo-flow .arrow{color:var(--gold);font-size:18px}.demo-caption{padding:0 20px 21px;font-size:11px;color:var(--muted);line-height:1.65}.demo-caption strong{color:var(--ink);font-weight:500}.divider{height:1px;background:var(--line)}.intro-line{display:flex;justify-content:space-between;gap:28px;padding:24px 0;color:var(--muted);font-size:12px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.intro-line b{color:#e4e8ee;font-weight:500;margin-right:7px}.section{padding:58px 0}.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:25px;margin-bottom:24px}.section-head h2{font-size:30px;letter-spacing:-.04em;font-weight:600;margin:9px 0 0;line-height:1.25}.section-head p{font-size:13px;color:var(--muted);max-width:370px;margin:0}.feature{display:grid;grid-template-columns:1.08fr 1fr;border:1px solid var(--line);border-radius:18px;background:#131c2c;overflow:hidden;margin-bottom:18px}.feature-copy{padding:31px}.feature-copy h3{font-size:28px;letter-spacing:-.035em;font-weight:570;margin:12px 0}.feature-copy p{font-size:14px;color:var(--muted);margin:0 0 23px;max-width:440px}.tags{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:20px}.tag{padding:4px 8px;border:1px solid #40516a;border-radius:5px;color:#b8c8dc;font-size:10px}.feature-visual{background:#0d1726;border-left:1px solid var(--line);display:flex;align-items:center;justify-content:center;padding:28px}.formula-board{width:100%;border:1px solid #3c4c61;border-radius:13px;padding:27px;background:#111d2e}.formula-board .math{font-family:Georgia,"Times New Roman",serif;font-size:25px;color:var(--gold);line-height:1.9;margin:14px 0}.formula-board .detail{border-top:1px solid var(--line);padding-top:14px;font-size:12px;color:var(--muted)}.mode-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.mode{display:flex;flex-direction:column;padding:22px 21px;border:1px solid var(--line);border-radius:14px;background:#101a29;transition:transform .15s,border-color .15s}.mode:hover{border-color:#8e754b;transform:translateY(-3px)}.mode-num{color:var(--gold);font:14px ui-monospace,monospace;display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.mode h3{font-size:16px;font-weight:580;letter-spacing:-.02em;margin:0 0 10px;line-height:1.4}.mode p{font-size:12px;color:var(--muted);margin:0 0 20px;flex:1}.mode .go{font-size:11px;color:#d9c399}.how{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:28px}.how-item{border-top:1px solid #475167;padding-top:16px}.how-item .num{font:12px ui-monospace,monospace;color:var(--gold)}.how-item h3{font-size:15px;font-weight:550;margin:11px 0 8px}.how-item p{font-size:12px;color:var(--muted);margin:0}.note{display:grid;grid-template-columns:1fr 1fr;gap:46px;background:#151d2a;border:1px solid var(--line);border-left:3px solid var(--gold);border-radius:12px;padding:28px 30px;margin-top:30px}.note h3{font-size:18px;font-weight:550;letter-spacing:-.02em;margin:0 0 8px}.note p{font-size:13px;color:var(--muted);margin:0}.note b{color:#e7eaf0;font-weight:500}.about{display:grid;grid-template-columns:1fr 1fr;gap:65px;padding:44px 0 51px;border-top:1px solid var(--line)}.about h2{font-size:25px;letter-spacing:-.03em;font-weight:580;margin:9px 0 17px}.about p{font-size:13px;color:var(--muted);max-width:520px;margin:0 0 16px}.author{font-size:12px;color:var(--gold)}.faq details{border-bottom:1px solid var(--line);padding:14px 0}.faq details:first-child{padding-top:0}.faq summary{font-size:13px;cursor:pointer;color:#e6eaf0}.faq p{font-size:12px;margin:12px 0 0}.footer{padding:23px 0 29px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:15px;color:var(--muted);font-size:11px}.footer a{color:#d6c299}.skip{position:fixed;left:15px;top:-60px;z-index:100;padding:12px;background:var(--gold);color:#111}.skip:focus{top:10px}
@media(max-width:1000px){.hero{gap:30px;padding:52px 0}.wrap{padding:0 26px}.hero h1{font-size:47px}.hero .lead{font-size:14px}.nav{gap:16px}.mode-grid{grid-template-columns:1fr 1fr}.demo-grid{gap:7px;padding-left:13px;padding-right:13px}.demo-label{font-size:9px}.demo-label b{font-size:11px}.showcase-head{padding:14px;font-size:11px}.formula-board .math{font-size:21px}.feature-copy{padding:26px}.feature-visual{padding:20px}.formula-board{padding:22px}.intro-line{gap:14px;font-size:11px}}
@media(max-width:760px){.hero{grid-template-columns:1fr;padding:42px 0;gap:34px}.hero h1{font-size:49px}.hero .lead{max-width:550px}.showcase{max-width:590px;width:100%}.demo-grid{padding:20px 20px 0;gap:13px}.demo-label{font-size:11px}.demo-label b{font-size:13px}.nav>a:not(.nav-cta){display:none}.section{padding:41px 0}.section-head{display:block}.section-head p{margin-top:14px;max-width:540px}.feature{grid-template-columns:1fr}.feature-visual{border-left:0;border-top:1px solid var(--line)}.formula-board .math{font-size:25px}.intro-line{display:grid;grid-template-columns:1fr;gap:9px;padding:19px 0}.how{grid-template-columns:1fr 1fr;gap:23px}.note{grid-template-columns:1fr;gap:22px}.about{grid-template-columns:1fr;gap:25px}.footer{align-items:flex-start;flex-direction:column;gap:8px}.section-head h2{font-size:29px}}
@media(max-width:430px){.wrap{padding:0 18px}.top{gap:12px;padding:18px 0}.mark{width:36px;height:36px;font-size:29px}.brand{gap:9px}.brand-name{font-size:20px}.brand-name span{font-size:16px}.brand-sub{font-size:8px}.nav .nav-cta{font-size:10px;padding:7px 9px}.hero h1{font-size:42px}.hero .lead{font-size:14px}.hero .actions{gap:13px}.button{font-size:12px;padding:12px 16px;gap:16px}.showcase-head{flex-wrap:wrap;gap:7px}.demo-grid{gap:8px;padding:16px 12px 0}.demo-label{font-size:9px}.demo-label b{font-size:10px}.demo-flow{margin:19px 13px 16px;padding:10px;font-size:10px}.demo-flow strong{font-size:21px}.demo-caption{padding:0 14px 17px;font-size:10px}.mode-grid{grid-template-columns:1fr}.mode-num{margin-bottom:12px}.mode p{margin-bottom:15px}.mode{padding:20px}.feature-copy{padding:22px}.feature-copy h3{font-size:26px}.feature-visual{padding:16px}.formula-board{padding:18px}.formula-board .math{font-size:20px}.how{gap:20px}.note{padding:23px 21px}.privacy{font-size:10px}.section-head h2{font-size:27px}.hero .eyebrow{font-size:10px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

.fourier-modes{grid-template-columns:repeat(3,1fr)}.fourier-visual img{width:100%;height:auto;border:1px solid var(--line);border-radius:12px;display:block}.fourier-visual p{font-size:11px;color:var(--muted);margin:12px 0 0;line-height:1.7}.fourier-visual{padding:23px}.fourier-home{padding-bottom:48px}@media(max-width:760px){.fourier-modes{grid-template-columns:1fr}.fourier-visual{padding:17px}}

.lab-catalog{display:grid;grid-template-columns:1fr 1fr;gap:22px}.lab-card{display:flex;flex-direction:column;color:var(--ink);text-decoration:none!important;background:#121c2b;border:1px solid #2b3c54;border-radius:18px;overflow:hidden;transition:transform .15s,border-color .15s}.lab-card:hover{border-color:#bc9a60;transform:translateY(-3px)}.lab-card:focus-visible{outline:2px solid #e9bd74;outline-offset:5px}.lab-card .visual{height:250px;overflow:hidden;background:#0d1726;display:flex;align-items:center;justify-content:center;position:relative}.lab-card .visual img{width:100%;height:100%;object-fit:cover}.lab-card .visual.square img{object-fit:contain}.lab-card .copy{padding:24px 25px;display:flex;flex-direction:column;flex:1}.lab-card .copy h3{font-size:27px;font-weight:600;line-height:1.25;letter-spacing:-.035em;margin:10px 0}.lab-card .copy p{color:#a8b8cc;font-size:13px;margin:0 0 16px}.lab-card .go{margin-top:auto;padding-top:16px;color:#e9bd74;font-size:13px}.lab-card .eyebrow{font-size:10px}.lab-card .tags{margin:0}.v4-hero-gallery{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:15px;background:#111c2b;border:1px solid #2b3c54;border-radius:18px;transform:rotate(-1deg)}.v4-hero-gallery figure{margin:0;background:#0b1422;border:1px solid #2b3c54;border-radius:10px;overflow:hidden}.v4-hero-gallery img{width:100%;height:150px;display:block;object-fit:cover}.v4-hero-gallery figcaption{padding:8px 10px;color:#a8b8cc;font-size:11px}.v4-hero-gallery figcaption b{color:#e9bd74;margin-right:5px}.v4-intro{padding:16px 0}.new-tag{display:inline-block;margin-left:8px;border:1px solid #526f67;color:#94d8cc;padding:1px 6px;border-radius:5px;font-size:9px;letter-spacing:.06em}.catalog-figure-strip{display:flex;width:100%;height:100%;padding:18px;gap:10px}.catalog-figure-strip img{min-width:0;flex:1;object-fit:contain!important;width:calc(33.33% - 7px)!important}.notice-v4{font-size:12px;color:#a8b8cc;border-left:2px solid #e9bd74;padding:12px 15px;background:#e9bd7408;margin-top:22px}.hero .lead{max-width:620px}@media(max-width:750px){.lab-catalog{grid-template-columns:1fr}.lab-card .visual{height:230px}.v4-hero-gallery img{height:135px}.v4-hero-gallery{transform:none}.lab-card .copy{padding:20px}.lab-card .copy h3{font-size:25px}}@media(prefers-reduced-motion:reduce){.lab-card{transition:none}.lab-card:hover{transform:none}}

.crypto-cover{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:13px;min-height:275px;background:radial-gradient(ellipse at top,#254748,#101d2d);border:1px solid #496268;border-radius:13px;padding:25px}.crypto-cover>span{font-size:10px;color:var(--muted);letter-spacing:.1em}.crypto-cover strong{font:34px ui-monospace,Consolas,monospace;letter-spacing:.2em;color:var(--gold)}.crypto-cover i{font-style:normal;font:13px ui-monospace,monospace;color:var(--mint)}.crypto-cover small{font-size:11px;color:var(--muted);text-align:center}.hero-crypto-callout{grid-column:1/-1;border:1px solid #536468;background:linear-gradient(110deg,#1f363c,#152032);padding:12px 15px;border-radius:12px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.hero-crypto-callout b{font:20px ui-monospace,monospace;color:var(--gold);letter-spacing:.06em}.hero-crypto-callout b span{color:var(--muted)}.hero-crypto-callout small{display:block;font-size:10px;color:var(--muted)}@media(max-width:500px){.crypto-cover{min-height:230px}.hero-crypto-callout b{font-size:17px}}
@media(min-width:801px){.crypto-card{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr}.crypto-card .visual{height:auto;min-height:300px}.crypto-card .crypto-cover{width:100%;height:100%;border:0;border-radius:0}}
.crypto-cover{min-height:0;height:100%;width:100%;border-radius:0}

/* Six equal experiments, not release announcements. */
.lab-catalog{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.lab-card .copy{padding:22px}.lab-card .copy h3{font-size:23px}.lab-card .visual{height:195px}.crypto-card{grid-column:auto;display:flex}.crypto-card .visual{height:195px;min-height:0}.crypto-cover strong{font-size:27px}.crypto-cover{gap:9px;padding:16px}.crypto-cover small{font-size:10px}.hero{padding:48px 0 42px;gap:38px}.hero h1{font-size:clamp(39px,4.5vw,59px)}.v4-hero-gallery{transform:none;gap:10px;padding:12px;box-shadow:0 14px 45px #12324208}.v4-hero-gallery img{height:112px}.v4-hero-gallery figcaption,.mini-caption{font-size:10px;padding:7px 10px;display:block;color:var(--muted)}.mini-caption b{color:var(--gold);margin-right:5px}.hero-mini{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--panel)}.hero-mini img{width:100%;object-fit:cover;display:block}.mini-symbol{height:112px;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:4px;background:var(--panel)}.mini-symbol span,.mini-symbol b{font:20px/1.2 ui-monospace,monospace;letter-spacing:.17em;color:var(--gold)}.mini-symbol i{font:10px ui-monospace,monospace;color:var(--mint)}.top .isbot-theme-switch{margin-left:auto}.nav{margin-left:auto;gap:19px}.nav .nav-cta{display:none}html[data-theme="light"] .lab-card,html[data-theme="light"] .v4-hero-gallery{background:#fff;border-color:#d5e0e6}html[data-theme="light"] .lab-card .visual{background:#f0f5f6}html[data-theme="light"] .lab-card .go{color:#176c64}html[data-theme="light"] .crypto-cover{background:linear-gradient(130deg,#edf5f1,#f4f4ec)}html[data-theme="light"] .v4-hero-gallery figure{background:#fff;border-color:#d5e0e6}
@media(max-width:1000px){.lab-catalog{grid-template-columns:repeat(2,minmax(0,1fr))}.nav{gap:14px;font-size:11px}.hero{gap:28px}.v4-hero-gallery img,.mini-symbol{height:105px}}
@media(max-width:800px){.top .nav{justify-content:flex-start;margin-left:0}.nav>a:not(.nav-cta){display:block}.hero{grid-template-columns:1fr;padding:32px 0}.hero .lead{max-width:650px}.v4-hero-gallery{max-width:640px}.v4-hero-gallery img,.mini-symbol{height:125px}}
@media(max-width:560px){.lab-catalog{grid-template-columns:1fr}.lab-card .visual,.crypto-card .visual{height:205px}.hero h1{font-size:42px}.hero .lead{font-size:14px}.v4-hero-gallery img,.mini-symbol{height:108px}.how{grid-template-columns:1fr 1fr}.hero .actions{gap:14px}.lab-card .copy h3{font-size:25px}}