.delta{--paper:#f7f7f2;--paper-alt:#f1f0e9;--ink:#0b0b0c;--ink-2:#3a3a3c;--ink-3:#6f6f72;--hair:rgba(11,11,12,0.13);--hair-2:rgba(11,11,12,0.06);--hair-strong:rgba(11,11,12,0.26);--fill-subtle:rgba(11,11,12,0.035);--btn-fg:#f7f7f2;--focus:#7aa2ff;--ground:var(--paper);--ground-2:var(--paper-alt);--ink-soft:var(--ink-2);--ink-mut:var(--ink-3);--blue:var(--ink-3);--blue-bright:var(--ink);--blue-deep:var(--ink-3);--accent:var(--ink);--line:var(--hair);--line-2:var(--hair-2);--disp:var(--font-display),system-ui,sans-serif;--body:var(--font-body),system-ui,sans-serif;--mono:var(--font-mono),ui-monospace,"SFMono-Regular",Menlo,monospace;--maxw:1200px;--pad:40px;--ease:cubic-bezier(0.23,0.98,0.56,1);background:var(--paper);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;min-height:100vh;overflow-x:hidden;position:relative}.delta *,.delta :after,.delta :before{box-sizing:border-box}.delta a{color:inherit;text-decoration:none}.delta p{margin:0}.delta ::selection{background:var(--ink);color:var(--paper)}.delta :focus-visible{outline:2px solid var(--focus);outline-offset:3px;border-radius:2px}.delta .on-dark{--paper:#0a0a0a;--paper-alt:#131314;--ink:#ffffff;--ink-2:#a6a6a8;--ink-3:#707074;--hair:rgba(255,255,255,0.14);--hair-2:rgba(255,255,255,0.07);--hair-strong:rgba(255,255,255,0.3);--fill-subtle:rgba(255,255,255,0.045);--btn-fg:#0a0a0a;--ground:var(--paper);--ground-2:var(--paper-alt);--ink-soft:var(--ink-2);--ink-mut:var(--ink-3);--blue:var(--ink-3);--blue-bright:var(--ink);--accent:var(--ink);--line:var(--hair);--line-2:var(--hair-2);background:var(--paper);color:var(--ink)}.delta .wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad)}.delta .mono{font-size:12px}.delta .eyebrow,.delta .mono{font-family:var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3)}.delta .eyebrow{font-size:12.5px;font-weight:500;display:inline-flex;align-items:center;gap:.7em}.delta .eyebrow:before{content:"";width:14px;height:1px;background:currentColor;opacity:.6}.delta .btn,.delta .btn-ghost{font-family:var(--body);font-size:15px;font-weight:500;letter-spacing:-.01em;padding:12px 20px;border-radius:4px;display:inline-flex;gap:.55em;align-items:center;cursor:pointer;white-space:nowrap;transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease)}.delta .btn{background:var(--ink);color:var(--btn-fg);border:1px solid var(--ink)}.delta .btn:hover{transform:translateY(-1px);opacity:.9}.delta .btn .arr{transition:transform .18s var(--ease)}.delta .btn:hover .arr{transform:translateX(3px)}.delta .btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--hair-strong)}.delta .btn-ghost:hover{border-color:var(--ink);transform:translateY(-1px)}.delta nav{position:fixed;top:0;left:0;right:0;z-index:50;background:color-mix(in srgb,var(--paper) 88%,transparent);backdrop-filter:saturate(140%) blur(8px);-webkit-backdrop-filter:saturate(140%) blur(8px);border-bottom:1px solid transparent;transition:border-color .3s var(--ease),background .3s var(--ease)}.delta nav.is-scrolled{border-bottom-color:var(--hair)}.delta .nav-in{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad);height:68px;display:flex;align-items:center;justify-content:space-between}.delta .brand{display:inline-flex;align-items:center;gap:10px}.delta .brand .brand-mark{color:var(--ink)}.delta .brand b{font-family:var(--disp);font-weight:700;font-size:20px;letter-spacing:-.02em}.delta .nav-links{display:flex;align-items:center;gap:32px}.delta .nav-menu{display:flex;align-items:center;gap:28px}.delta .nav-menu a{font-size:15px;font-weight:500;letter-spacing:-.01em;color:var(--ink-2);transition:color .18s var(--ease)}.delta .nav-menu a:hover{color:var(--ink)}.delta .nav-cta{display:flex;align-items:center;gap:22px}.delta .nav-cta a.signin{font-size:15px;font-weight:500;color:var(--ink-2);transition:color .18s var(--ease)}.delta .nav-cta a.signin:hover{color:var(--ink)}.delta section{position:relative}.delta .sec{padding:clamp(88px,12vh,168px) 0}.delta .sec-alt{background:var(--paper-alt)}.delta .on-dark.sec,.delta section.on-dark{background:var(--paper)}.delta .sec-head{max-width:720px}.delta .sec-head h2{font-family:var(--disp);font-weight:500;font-size:clamp(28px,1.4rem + 1.7vw,46px);line-height:1.06;letter-spacing:-.025em;margin:18px 0 0;text-wrap:balance}.delta .sec-head p{margin:18px 0 0;max-width:60ch;color:var(--ink-2);font-size:clamp(16px,.95rem + .25vw,18px)}.delta .hero{min-height:100svh;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;grid-gap:clamp(24px,4vw,56px);gap:clamp(24px,4vw,56px);padding:124px 0 80px}.delta .hero-lede{max-width:44ch}.delta .hero h1{font-family:var(--disp);font-weight:700;font-size:clamp(36px,1.5rem + 2.4vw,58px);line-height:1.08;letter-spacing:-.03em;margin:0;text-wrap:balance}.delta .hero h1 .sub-em{display:block;color:var(--ink-3);margin-top:.12em}.delta .hero .sub{margin:30px 0 0;max-width:48ch;color:var(--ink-2);font-size:clamp(16px,.95rem + .4vw,19px);line-height:1.6}.delta .hero-cta{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap}.delta .hero-trust{margin-top:30px;padding-top:22px;border-top:1px solid var(--hair);display:flex;gap:26px;flex-wrap:wrap}.delta .hero-trust span{font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;color:var(--ink-3);display:inline-flex;align-items:center;gap:8px}.delta .hero-trust span:before{content:"";width:5px;height:5px;border-radius:50%;background:var(--ink);opacity:.55}.delta .hero-art{justify-self:center;align-self:start;width:100%;max-width:620px;height:clamp(380px,62vh,580px);margin-top:clamp(0px,2vh,28px);position:relative}.delta .scramble-delta{position:absolute;inset:0;will-change:transform;transform-style:preserve-3d}.delta .scramble-delta canvas{display:block}.delta .proof{border-top:1px solid var(--hair);border-bottom:1px solid var(--hair)}.delta .proof-in{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad);display:grid;grid-template-columns:repeat(4,1fr)}.delta .proof-cell{border-left:1px solid var(--hair);padding:26px}.delta .proof-cell:first-child{border-left:0;padding-left:0}.delta .proof-cell .k{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3)}.delta .proof-cell .v{margin-top:10px;font-size:15px;line-height:1.45;color:var(--ink)}.delta .thesis .wrap{max-width:800px}.delta .thesis .lead{font-family:var(--disp);font-weight:500;font-size:clamp(22px,1.2rem + 1.2vw,32px);line-height:1.28;letter-spacing:-.02em;color:var(--ink);text-wrap:pretty}.delta .thesis .lead .mut{color:var(--ink-3)}.delta .thesis .body{margin-top:28px;max-width:64ch;color:var(--ink-2);font-size:17px;line-height:1.7}.delta .thesis .body+.body{margin-top:18px}.delta .thesis .inv{font-family:var(--mono);font-size:.86em;color:var(--ink);background:var(--fill-subtle);border:1px solid var(--hair);border-radius:3px;padding:.12em .42em;white-space:nowrap}.delta .steps{margin-top:56px;display:grid;grid-template-columns:repeat(3,1fr);grid-gap:1px;gap:1px;background:var(--hair);border:1px solid var(--hair)}.delta .step{background:var(--paper);padding:34px 30px 40px}.delta .sec-alt .step{background:var(--paper-alt)}.delta .step .num{font-family:var(--mono);font-size:12px;letter-spacing:.1em;color:var(--ink-3);display:flex;align-items:center;justify-content:space-between}.delta .step h3{font-family:var(--disp);font-weight:500;font-size:clamp(20px,1.1rem + .7vw,26px);letter-spacing:-.02em;line-height:1.1;margin:26px 0 0}.delta .step p{margin:12px 0 0;color:var(--ink-2);font-size:15.5px;line-height:1.6}.delta .step .step-mark{margin-top:22px;height:1px;background:var(--hair)}.delta .demo-grid{margin-top:52px;display:grid;grid-template-columns:1fr 1fr;grid-gap:1px;gap:1px;background:var(--hair);border:1px solid var(--hair);border-radius:6px;overflow:hidden}.delta .pane{background:var(--paper);min-height:340px;display:flex;flex-direction:column}.delta .pane-hd{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--hair);font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--ink-3)}.delta .pane-hd .dot{width:6px;height:6px;border-radius:50%;background:var(--ink-3);display:inline-block;margin-right:8px}.delta .diff{margin:0;padding:16px 18px;font-family:var(--mono);font-size:12.5px;line-height:1.75;color:var(--ink-2);overflow-x:auto;flex:1 1}.delta .diff .ln{display:block;white-space:pre}.delta .diff .add{color:var(--ink)}.delta .diff .add:before{content:"+ ";color:var(--ink-3)}.delta .diff .del{color:var(--ink-3);text-decoration:line-through;-webkit-text-decoration-color:var(--hair-strong);text-decoration-color:var(--hair-strong)}.delta .diff .del:before{content:"- "}.delta .diff .ctx{opacity:.7}.delta .diff .ctx:before{content:"  "}.delta .diff .mark{background:var(--fill-subtle)}.delta .gate{padding:16px 18px;flex:1 1;display:flex;flex-direction:column;gap:10px}.delta .gate-row{display:grid;grid-template-columns:auto 1fr auto;grid-gap:12px;gap:12px;align-items:center;font-family:var(--mono);font-size:12.5px}.delta .gate-row .gid{color:var(--ink-2)}.delta .gate-row .gnm{color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.delta .gate-row .gst{font-size:11px;letter-spacing:.08em;color:var(--ink-3);display:inline-flex;align-items:center;gap:7px}.delta .gate-row .gst:after{content:"";width:5px;height:5px;border-radius:50%;background:var(--ink-3)}.delta .gate-row.pass .gst{color:var(--ink-2)}.delta .gate-row.pass .gst:after{background:var(--ink-2)}.delta .gate-row.fail .gnm{font-weight:600}.delta .gate-row.fail .gst{color:var(--ink)}.delta .gate-row.fail .gst:after{background:var(--ink);box-shadow:0 0 0 3px var(--fill-subtle);animation:delta-pulse 1.15s steps(2) infinite}@keyframes delta-pulse{50%{opacity:.25}}.delta .cx{margin-top:auto;border-top:1px solid var(--hair);padding-top:14px;font-family:var(--mono);font-size:12.5px;line-height:1.7}.delta .cx .cx-hd{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);display:flex;justify-content:space-between;align-items:center}.delta .cx .blocked{border:1px solid var(--ink);color:var(--ink);padding:2px 8px;border-radius:3px;font-size:10.5px;letter-spacing:.14em}.delta .cx .cx-body{margin-top:12px;color:var(--ink);white-space:pre-wrap;min-height:3.4em}.delta .cx .cx-body .lbl{color:var(--ink-3)}.delta .inv-grid{margin-top:52px;display:grid;grid-template-columns:repeat(3,1fr);grid-gap:1px;gap:1px;background:var(--hair);border:1px solid var(--hair)}.delta .inv-card{background:var(--paper-alt);padding:28px 26px 32px;transition:background .2s var(--ease)}.delta .sec:not(.sec-alt) .inv-card{background:var(--paper)}.delta .inv-card:hover{background:var(--fill-subtle)}.delta .inv-card .ic-name{font-family:var(--mono);font-size:13px;letter-spacing:.02em;color:var(--ink)}.delta .inv-card h3{font-family:var(--disp);font-weight:500;font-size:19px;letter-spacing:-.015em;margin:16px 0 0}.delta .inv-card p{margin:9px 0 0;color:var(--ink-2);font-size:14.5px;line-height:1.55}.delta .trust-grid{margin-top:48px;display:grid;grid-template-columns:repeat(3,1fr);grid-gap:clamp(24px,4vw,56px);gap:clamp(24px,4vw,56px)}.delta .trust-item{border-top:1px solid var(--ink);padding-top:20px}.delta .trust-item h3{font-family:var(--disp);font-weight:500;font-size:18px;letter-spacing:-.015em;margin:0}.delta .trust-item p{margin:10px 0 0;color:var(--ink-2);font-size:15px;line-height:1.6}.delta .closer{text-align:center;padding:clamp(96px,14vh,176px) 0}.delta .closer .closer-mark{display:inline-flex;color:var(--ink);opacity:.92}.delta .closer h2{font-family:var(--disp);font-weight:600;font-size:clamp(34px,1.6rem + 3vw,64px);line-height:1;letter-spacing:-.035em;margin:26px 0 0;text-wrap:balance}.delta .closer p{margin:20px auto 0;max-width:46ch;color:var(--ink-2);font-size:17px}.delta .closer .closer-cta{margin-top:34px;display:inline-flex;gap:14px;flex-wrap:wrap;justify-content:center}.delta footer{position:relative;z-index:2;background:var(--paper);color:var(--ink);border-top:1px solid var(--hair);padding:40px 0}.delta .foot-in{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:18px}.delta .foot-in .brand b{font-family:var(--disp);font-weight:700;font-size:17px;letter-spacing:-.02em}.delta .foot-in .mono{color:var(--ink-3)}.delta .foot-social{display:flex;align-items:center;gap:18px}.delta .foot-social a{display:inline-flex;color:var(--ink-3);transition:color .2s var(--ease)}.delta .foot-social a:hover{color:var(--ink)}.delta.js-anim .reveal{opacity:0;transform:translateY(8px);transition:opacity .6s var(--ease),transform .6s var(--ease);transition-delay:var(--d,0s)}.delta.js-anim .reveal.is-visible{opacity:1;transform:none}@media (max-width:1000px){.delta{--pad:24px}.delta .hero{grid-template-columns:1fr;gap:36px;padding:104px 0 64px;min-height:auto}.delta .hero-art{order:-1;justify-self:center;align-self:auto;max-width:340px;height:auto;min-height:300px}.delta .proof-in{grid-template-columns:1fr 1fr}.delta .proof-cell:nth-child(3),.delta .proof-cell:nth-child(odd){border-left:0;padding-left:0}.delta .proof-cell:nth-child(2n){border-left:1px solid var(--hair);padding-left:26px}.delta .proof-cell{border-top:1px solid var(--hair)}.delta .proof-cell:first-child,.delta .proof-cell:nth-child(2){border-top:0}.delta .demo-grid,.delta .inv-grid,.delta .steps,.delta .trust-grid{grid-template-columns:1fr}.delta .trust-grid{gap:28px}}@media (max-width:680px){.delta .nav-menu{display:none}.delta .proof-in{grid-template-columns:1fr}.delta .proof-cell{border-left:0!important;padding-left:0!important;border-top:1px solid var(--hair)}.delta .proof-cell:first-child{border-top:0}}@media (prefers-reduced-motion:reduce){.delta .reveal{opacity:1;transform:none;transition:none}.delta .scramble-delta{transform:none!important}.delta .gate-row.fail .gst:after{animation:none}.delta *{transition:none!important}}.delta.mk{display:flex;flex-direction:column;min-height:100vh;overflow-x:clip}.delta.mk main{flex:1 0 auto}.delta .mk-nav{position:-webkit-sticky;position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--paper) 88%,transparent);backdrop-filter:blur(8px) saturate(140%);-webkit-backdrop-filter:blur(8px) saturate(140%);border-bottom:1px solid var(--hair)}.delta.mk .mk-page{padding:72px 0 96px}.delta .blog-index{max-width:860px}.delta .blog-head{margin-bottom:52px}.delta .blog-head h1{font-family:var(--disp);font-weight:800;font-size:clamp(38px,5vw,60px);line-height:1;letter-spacing:-.035em;margin:14px 0 0}.delta .blog-head p{margin:18px 0 0;max-width:52ch;color:var(--ink-soft);font-size:17px;line-height:1.65}.delta .post-list{display:flex;flex-direction:column}.delta .post-card{display:block;padding:28px 0;border-top:1px solid var(--line-2);transition:padding-left .2s ease}.delta .post-card:last-child{border-bottom:1px solid var(--line-2)}.delta .post-card:hover{padding-left:8px}.delta .post-card .pc-title{font-family:var(--disp);font-weight:700;font-size:clamp(22px,2.4vw,28px);letter-spacing:-.02em;line-height:1.15;color:var(--ink);display:inline-flex;align-items:center;gap:.5em;transition:color .2s ease}.delta .post-card:hover .pc-title{color:var(--blue-bright)}.delta .post-card .pc-arrow{color:var(--accent);transform:translateX(0);transition:transform .2s ease}.delta .post-card:hover .pc-arrow{transform:translateX(4px)}.delta .post-card .pc-meta{margin-top:12px;color:var(--ink-mut)}.delta .post-card .pc-excerpt{margin-top:12px;max-width:64ch;color:var(--ink-soft);font-size:16px;line-height:1.65}.delta .post{max-width:760px;margin:0 auto;padding:0 40px}.delta .post .post-back{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-mut);display:inline-block;margin-bottom:30px;transition:color .2s ease}.delta .post .post-back:hover{color:var(--blue-bright)}.delta .post h1{font-family:var(--disp);font-weight:800;font-size:clamp(34px,4.6vw,56px);line-height:1.02;letter-spacing:-.035em;margin:0;text-wrap:balance}.delta .post .post-meta{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-mut);margin-top:20px;padding-bottom:30px;border-bottom:1px solid var(--line-2)}.delta .post .post-meta span{color:var(--ink-soft)}.delta .post-body{margin-top:38px}.delta .post-body>*+*{margin-top:22px}.delta .post-body p{color:var(--ink-soft);font-size:17px;line-height:1.7}.delta .post-body h2{font-family:var(--disp);font-weight:700;font-size:clamp(24px,2.8vw,32px);letter-spacing:-.02em;line-height:1.15;color:var(--ink);margin-top:48px}.delta .post-body h2+*{margin-top:16px}.delta .post-body a{color:var(--ink);text-decoration:underline;-webkit-text-decoration-color:var(--hair-strong);text-decoration-color:var(--hair-strong);text-underline-offset:3px;transition:-webkit-text-decoration-color .2s ease;transition:text-decoration-color .2s ease;transition:text-decoration-color .2s ease,-webkit-text-decoration-color .2s ease}.delta .post-body a:hover{-webkit-text-decoration-color:var(--ink);text-decoration-color:var(--ink)}.delta .post-body strong{color:var(--ink);font-weight:600}.delta .post-body ol,.delta .post-body ul{padding-left:24px;color:var(--ink-soft);font-size:17px;line-height:1.7}.delta .post-body li+li{margin-top:10px}.delta .post-body li::marker{color:var(--blue)}.delta .post-body code{font-family:var(--mono);font-size:.86em;color:var(--ink);background:var(--fill-subtle);border:1px solid var(--line);border-radius:3px;padding:.12em .4em}.delta .post-body pre{background:var(--ground-2);border:1px solid var(--line);border-radius:5px;padding:20px 22px;overflow-x:auto;font-family:var(--mono);font-size:13.5px;line-height:1.65;color:var(--ink-soft)}.delta .post-body pre code{color:inherit;background:none;border:0;padding:0;font-size:inherit}.delta .post-body blockquote{border-left:2px solid var(--blue);padding-left:20px;color:var(--ink-soft);font-style:italic}.delta .post-cta{margin-top:48px;padding-top:30px;border-top:1px solid var(--line-2);font-size:17px;line-height:1.7;color:var(--ink-soft)}.delta .access{max-width:620px;margin:0 auto;padding:40px;text-align:center}.delta .access h1{font-family:var(--disp);font-weight:800;font-size:clamp(38px,5.2vw,64px);line-height:1;letter-spacing:-.035em;margin:16px 0 0;text-wrap:balance}.delta .access p{margin:22px auto 0;max-width:48ch;color:var(--ink-soft);font-size:17px;line-height:1.7}.delta .access .access-cta{margin-top:34px}.delta .access .access-list{list-style:none;padding:0;margin:40px auto 0;max-width:360px;text-align:left;display:flex;flex-direction:column;gap:14px}.delta .access .access-list li{position:relative;padding-left:28px;color:var(--ink-soft);font-size:15.5px;line-height:1.5}.delta .access .access-list li:before{content:"✓";position:absolute;left:0;top:0;color:var(--blue-bright);font-weight:700}.delta .foot-links{display:flex;align-items:center;gap:22px;position:static;top:auto;left:auto;right:auto;background:none;border:0;backdrop-filter:none;-webkit-backdrop-filter:none}.delta .foot-links a{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-mut);transition:color .2s ease}.delta .foot-links a:hover{color:var(--ink)}.delta .foot-right{display:flex;align-items:center;gap:28px;flex-wrap:wrap}@media (max-width:900px){.delta.mk .mk-page{padding:52px 0 72px}.delta .access,.delta .post{padding-left:22px;padding-right:22px}.delta .foot-right{gap:18px}}