:root{--bg:#0b0e14;--panel:#121722;--ink:#f1f4fa;--mute:#aab3c5;--line:#262e3f;--blue:#7aa2ff;--btn:#2f5fe0;--green:#8fd05a;--warn:#ffa070;--mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;--pad:clamp(20px,5vw,96px);color-scheme:dark}
html[data-theme=light]{--bg:#ffffff;--panel:#f4f6fa;--ink:#0d1424;--mute:#445068;--line:#d5dbe8;--blue:#2250cc;--btn:#2250cc;--green:#2f7a12;--warn:#a8420f;color-scheme:light}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:104px}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;overflow-x:hidden}
@media (min-width:900px){body{font-size:18px}}
.mono{font-family:var(--mono)}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:var(--panel);padding:10px;z-index:9;font-size:17px}
.top{position:fixed;inset:0 0 auto 0;z-index:5;display:flex;align-items:center;gap:12px;padding:12px var(--pad);background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.brand{margin-right:auto;display:block}.brand img{display:block;height:60px;width:auto}
.top nav{display:flex;gap:26px;margin-right:16px}.top nav a{color:var(--mute);text-decoration:none;font-size:17px;font-weight:500}.top nav a:hover{color:var(--ink)}
.btn{display:inline-block;border:1px solid var(--btn);background:var(--btn);color:#fff;font-family:inherit;font-weight:600;font-size:17px;line-height:1.2;padding:14px 24px;border-radius:10px;cursor:pointer;text-decoration:none;text-align:center}
.btn:hover{filter:brightness(1.1)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line)}.btn.ghost:hover{border-color:var(--blue)}
.btn.alt{background:transparent;color:var(--blue);border-color:var(--blue)}
.btn[disabled]{opacity:.6;cursor:default}
.btn:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible,button:focus-visible{outline:3px solid var(--blue);outline-offset:2px}
.brand .lt{display:none}html[data-theme=light] .brand .lt{display:block}html[data-theme=light] .brand .dk{display:none}
.theme{width:48px;padding:0;height:48px;font-size:20px;line-height:1}
.kbd{height:48px;padding:0 14px;font:600 16px var(--mono)}
.hero{padding:calc(60px + 24px + 72px) var(--pad) 72px;border-bottom:1px solid var(--line)}
.hero-in{width:100%;text-align:center}.hero-in .cta{justify-content:center}.hero-in h1,.hero-in .lede{margin-left:auto;margin-right:auto}
.hero-logo{display:flex;justify-content:center;margin:0 0 28px}.hero-logo img{width:420px;max-width:70vw;height:auto}.hero-logo .lt{display:none}html[data-theme=light] .hero-logo .lt{display:block}html[data-theme=light] .hero-logo .dk{display:none}
.eyebrow{margin:0 0 14px;font-size:17px;font-weight:700;color:var(--blue)}
h1{font-size:clamp(40px,6.4vw,84px);line-height:1.04;margin:0 0 24px;max-width:16em;letter-spacing:-.025em}
.lede{max-width:46em;font-size:clamp(19px,2vw,24px);color:var(--mute);margin:0 0 32px}
.cta{display:flex;gap:14px;flex-wrap:wrap}.cta.mid{justify-content:center;margin-top:26px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin:48px 0 12px}
.stats div{border:1px solid var(--line);border-radius:14px;padding:20px 22px;background:var(--panel);display:flex;flex-direction:column}
.stats dt{font-size:17px;color:var(--mute);order:2}
.stats dd{margin:0 0 4px;font:700 clamp(36px,4vw,52px)/1.1 system-ui,sans-serif;color:var(--ink);font-variant-numeric:tabular-nums}
.sec{padding:clamp(56px,8vw,112px) var(--pad)}.sec.slim{padding-top:24px;padding-bottom:24px}
.sec h2{font-size:clamp(32px,4.4vw,56px);line-height:1.1;margin:0 0 16px;letter-spacing:-.02em;max-width:22em}
.sub{color:var(--mute);max-width:46em;margin:0 0 40px;font-size:clamp(18px,1.6vw,21px)}
.note{color:var(--mute);font-size:17px;max-width:46em}
.tag{display:inline-block;font:700 16px/1.2 system-ui,sans-serif;padding:3px 9px;border-radius:7px;vertical-align:middle;margin-left:8px}
.tag.live{background:color-mix(in srgb,var(--green) 20%,transparent);color:var(--green)}
.tag.soon{background:color-mix(in srgb,var(--warn) 18%,transparent);color:var(--warn)}
p .tag{margin-left:2px}

/* mission control */
.mc{border:1px solid var(--line);border-radius:16px;background:var(--panel);overflow:hidden}
.mc-bar{display:flex;align-items:center;gap:14px;padding:12px 18px;border-bottom:1px solid var(--line);font-size:17px;color:var(--mute)}.mc-title{margin-right:auto}
.mc-panes{display:grid;grid-template-columns:1fr 1fr;grid-template-areas:"board board" "chat ci"}
.pane{padding:20px;min-width:0;border-bottom:1px solid var(--line)}.pane.board{grid-area:board}.pane.chat{grid-area:chat;border-right:1px solid var(--line)}.pane.ci{grid-area:ci}
.pane h3{margin:0 0 12px;font-size:17px;font-weight:700;color:var(--mute)}
.cols{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.col{min-height:190px;border:1px solid var(--line);border-radius:12px;padding:12px;background:var(--bg)}
.col h4{margin:0 0 10px;font-size:17px;font-weight:700;color:var(--mute)}
.card{background:var(--panel);border:1px solid var(--line);border-left:4px solid var(--blue);border-radius:8px;padding:10px 12px;margin-bottom:10px;font-size:17px;animation:in .5s}
.card.back{border-left-color:var(--warn)}.card.done{border-left-color:var(--green)}
@keyframes in{from{opacity:0;transform:translateY(-8px)}}
.msgs{display:flex;flex-direction:column;gap:12px;font-size:17px;min-height:300px;max-height:340px;overflow:hidden}
.msg{display:flex;gap:10px;animation:in .4s}.msg b{color:var(--ink)}.msg span{color:var(--mute)}
.av{flex:none;width:32px;height:32px;border-radius:50%;display:grid;place-items:center;font:700 16px system-ui,sans-serif;font-style:normal;color:#0b0e14}
.av.g{background:var(--green)}.av.b{background:#7aa2ff}.av.o{background:var(--warn)}
html[data-theme=light] .av{color:#fff}html[data-theme=light] .av.g{background:var(--green)}html[data-theme=light] .av.b{background:var(--blue)}html[data-theme=light] .av.o{background:var(--warn)}
pre{margin:0;font:17px/1.7 var(--mono);color:var(--ink);white-space:pre-wrap;min-height:300px}
pre .a{color:var(--blue)}pre .ok{color:var(--green)}pre .bad{color:var(--warn)}

/* feature tiles */
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,380px),1fr));gap:20px}
.tile{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:24px;display:flex;flex-direction:column}
.tile.wide{grid-column:1/-1}
.tile h3{margin:20px 0 8px;font-size:22px;line-height:1.25}.tile p{margin:0;color:var(--mute);max-width:70ch}
.vis{min-height:200px;border:1px solid var(--line);border-radius:12px;background:var(--bg);overflow:hidden;position:relative;display:flex;align-items:center;justify-content:center;gap:12px;padding:16px;font-size:17px}
.tile.wide .vis{min-height:260px}
.vis i{font-style:normal}
.ui-chat{align-items:stretch;justify-content:flex-start;padding:0}
.ui-chat .side{width:30%;min-width:150px;border-right:1px solid var(--line);padding:16px;display:flex;flex-direction:column;gap:8px;color:var(--mute)}.ui-chat .side b{color:var(--ink)}
.ui-chat .on{color:var(--ink);background:var(--panel);border-radius:6px;padding:0 8px}.ui-chat .sub2{padding-left:16px}
.ui-chat .main{flex:1;padding:16px;display:flex;flex-direction:column;gap:12px;min-width:0}
.ui-chat .m{display:flex;gap:10px;align-items:center}.ui-chat .m span{color:var(--mute);overflow:hidden;text-overflow:ellipsis}.ui-chat .m b{color:var(--ink)}.ui-chat u{color:var(--blue);text-decoration:none;background:color-mix(in srgb,var(--blue) 16%,transparent);border-radius:5px;padding:0 5px}
.pill,.react{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:0 8px;font-size:16px}
.ui-chat .in{margin-top:auto;border:1px solid var(--line);border-radius:8px;padding:8px 12px;color:var(--mute)}
.ui-genie{flex-direction:column}.ui-genie .ring{position:absolute;width:130px;height:130px;border-radius:50%;border:2px dashed var(--blue);animation:spin 12s linear infinite}
.ui-genie .who{font:700 22px var(--mono);color:var(--green);z-index:1}.ui-genie .spark{position:absolute;right:28%;top:22%;font-size:22px;color:var(--blue);animation:twinkle 2s infinite}
@keyframes spin{to{transform:rotate(360deg)}}@keyframes twinkle{50%{opacity:.2;transform:scale(.6)}}
.ui-a2a{flex-direction:column;gap:20px}.lane{display:flex;align-items:center;gap:10px;width:100%}.lane s{flex:1;height:3px;background:linear-gradient(90deg,var(--blue),var(--green));background-size:200% 100%;animation:run 1.6s linear infinite}
@keyframes run{to{background-position:-200% 0}}
.n{border:1px solid var(--line);border-radius:8px;padding:6px 12px;font:600 17px system-ui,sans-serif;background:var(--panel)}.n.a{color:var(--blue)}.n.b{color:var(--green)}.n.c{color:var(--warn)}.n.d{color:var(--ink)}
.bars{display:flex;align-items:center;gap:8px;height:110px}.bars i{width:10px;border-radius:5px;background:var(--green);height:20%;animation:eq 1s ease-in-out infinite}
.bars i:nth-child(2n){animation-delay:.15s;background:var(--blue)}.bars i:nth-child(3n){animation-delay:.3s}.bars i:nth-child(5n){animation-delay:.45s}
@keyframes eq{50%{height:95%}}
.ph{width:110px;height:176px;border:3px solid var(--line);border-radius:18px;padding:12px;display:flex;flex-direction:column;gap:8px;background:var(--panel)}
.ph-t{font:700 16px system-ui,sans-serif;color:var(--mute)}.ph i{display:block;height:20px;border-radius:6px;background:var(--line)}.ph i.s{background:var(--blue)}.ph-b{margin-top:auto;height:14px;border-radius:7px;background:var(--line)}
.ui-board{align-items:stretch}.ui-board .k{flex:1;border:1px solid var(--line);border-radius:10px;padding:10px;display:flex;flex-direction:column;gap:8px;min-width:0}.ui-board b{font-size:16px;color:var(--mute)}
.ui-board i{height:24px;border-radius:5px;background:var(--panel);border-left:4px solid var(--blue)}.ui-board i.h{border-left-color:var(--warn)}.ui-board i.d{border-left-color:var(--green)}
.ap{border:1px solid var(--line);border-radius:12px;padding:20px;background:var(--panel);display:flex;flex-direction:column;gap:14px;align-items:center}.ap b{font-size:18px}.ap span{display:flex;gap:10px}.ap i{border:1px solid var(--line);border-radius:8px;padding:6px 14px}.ap i.y{background:var(--btn);color:#fff;border-color:var(--btn);font-weight:700}
.ui-audit{flex-direction:column;align-items:flex-start;justify-content:center;gap:8px;color:var(--mute)}.ui-audit i:last-child{color:var(--green)}
.ui-skin i{width:90px;height:110px;border-radius:14px;border:1px solid var(--line)}.ui-skin .d{background:#0b0e14}.ui-skin .l{background:#fff}.ui-skin .x{background:linear-gradient(135deg,var(--blue),var(--green));opacity:.55;border-style:dashed}
.ui-sso{flex-direction:column;gap:6px}.ui-sso i{border:1px solid var(--line);border-radius:8px;padding:8px 14px;background:var(--panel)}.ui-sso .ok{color:var(--green)}.ui-sso s{text-decoration:none;color:var(--blue)}
.ui-conn{flex-wrap:wrap;align-content:center}.ui-conn i{border:1px dashed var(--line);border-radius:8px;padding:8px 14px;color:var(--mute)}
.ui-key{flex-direction:column;align-items:flex-start;justify-content:center;gap:10px;color:var(--mute)}.ui-key i{border:1px solid var(--line);border-radius:8px;padding:8px 14px;background:var(--panel);width:100%}
.ui-cap{flex-direction:column}.meter{width:80%;height:14px;border-radius:7px;background:var(--line);overflow:hidden}.meter i{display:block;height:100%;width:64%;background:var(--blue);animation:fill 3s ease-in-out infinite alternate}
@keyframes fill{from{width:25%}to{width:80%}}

/* diagrams */
.flow{list-style:none;margin:0 0 16px;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:36px}
.flow li{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px}
.flow li b{display:block;font-size:22px;margin-bottom:4px}.flow li span{color:var(--mute)}
.flow li+li::before{content:"→";position:absolute;left:-30px;top:50%;transform:translateY(-50%);color:var(--blue);font-size:26px}
.flow li.hub{border-color:var(--blue);border-width:2px}
.sendback{color:var(--warn);font-weight:600;margin:0 0 16px}
.arch{margin-top:56px}.arch .side{color:var(--mute);font-weight:600;margin:0 0 12px}.arch .bot2{margin:16px 0 0}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:20px}
.steps li{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:24px}.steps span{color:var(--blue);font-size:20px;font-weight:700}.steps b{display:block;font-size:22px;margin:8px 0}.steps p{margin:0;color:var(--mute)}
.vslot{margin:0;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:var(--panel)}.vslot video{display:block;width:100%;height:auto}
.vslot figcaption{padding:10px 16px;font-size:17px;color:var(--mute);text-align:right}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:20px}.grid.two{grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr))}
.grid article{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:28px}
.grid h3{margin:0 0 8px;font-size:22px}.grid p{margin:0;color:var(--mute);max-width:70ch}
.faq{max-width:70rem}.faq details{border:1px solid var(--line);border-radius:14px;background:var(--panel);margin-bottom:12px;padding:0 22px}.faq summary{cursor:pointer;padding:18px 0;font-weight:600;font-size:20px}.faq p{margin:0 0 18px;color:var(--mute);max-width:70ch}
.final{text-align:center;border-top:1px solid var(--line)}.final h2{margin-left:auto;margin-right:auto}
.foot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding:32px var(--pad);border-top:1px solid var(--line);color:var(--mute);font-size:17px}.foot a{color:var(--mute)}
dialog{background:var(--panel);color:var(--ink);border:1px solid var(--line);border-radius:18px;padding:32px;width:min(520px,calc(100vw - 32px));font-size:18px}
dialog::backdrop{background:rgba(0,0,0,.6)}dialog h2{margin:0 0 18px;font-size:30px}
#palette{padding:16px;top:12vh}#palette input{margin-bottom:10px}#pal-l{list-style:none;margin:0;padding:0;max-height:50vh;overflow:auto}
#pal-l li{padding:12px 14px;border-radius:10px;cursor:pointer;color:var(--mute);font-size:18px}#pal-l li[aria-selected=true]{background:var(--bg);color:var(--ink)}
label{display:block;font-size:17px;font-weight:600;color:var(--ink);margin-bottom:8px}
input{width:100%;padding:14px;border-radius:10px;border:1px solid var(--line);background:var(--bg);color:var(--ink);font:inherit;font-size:18px}
#si-msg,#si-msg2{min-height:26px;color:var(--warn);font-size:17px;margin:10px 0}
.stack{display:flex;flex-direction:column;gap:12px}.stack .btn{width:100%}
#si-last{margin-bottom:20px}#si-last .btn{width:100%}#si-last .note{margin:8px 0 0;text-align:center}
.who{margin:0 0 16px;font-size:20px;font-weight:600}
/* Content is always visible. Scroll-driven motion only nudges position, never hides anything. */
@supports (animation-timeline:view()){
  .tile,.steps li,.grid article,.faq details,.flow,.arch,.mc{animation:rise linear both;animation-timeline:view();animation-range:entry 0% entry 35%}
  @keyframes rise{from{transform:translateY(18px)}to{transform:none}}
}
@view-transition{navigation:auto}
@media (max-width:1000px){.mc-panes{grid-template-columns:1fr;grid-template-areas:"board" "chat" "ci"}.pane.chat{border-right:0}.top nav{display:none}}
@media (max-width:760px){.flow{grid-template-columns:1fr;gap:34px}.flow li+li::before{content:"↓";left:50%;top:-34px;transform:translateX(-50%)}}
@media (max-width:640px){.kbd{display:none}.brand img{height:40px}.top{padding-top:10px;padding-bottom:10px;gap:8px}.hero{padding-top:calc(40px + 20px + 40px)}html{scroll-padding-top:76px}.cols{grid-template-columns:repeat(2,minmax(0,1fr))}.col{min-height:130px}pre,.msgs{min-height:200px}.btn{padding:14px 18px}.ui-chat .side{display:none}.top .btn.ghost{padding:12px 14px}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto}}