@font-face{font-family:Geist;src:url(/fonts/geist-latin.woff2) format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"Geist Mono";src:url(/fonts/geist-mono-latin.woff2) format("woff2");font-weight:100 900;font-display:swap}
:root{--canvas:#f3f4f7;--paper:#fff;--panel-2:#f8f9fb;--line:#e4e4e7;--line-strong:#d4d4d8;--ink:#15181e;--muted:#5f6573;--dim:#8a909c;--accent:#3b6fd4;--accent-2:#6d5bd0;--live:#1f8a58;--warn:#a16207;
--d-canvas:#090a0c;--d-panel:#0d1015;--d-panel-2:#11151c;--d-line:#1c222d;--d-line-strong:#2a3342;--d-ink:#e8eaef;--d-muted:#8b93a7;--d-accent:#8fb4ff;--d-accent-2:#b4a7ff;--d-live:#86e0b0;
--r:6px;--ease:cubic-bezier(.16,1,.3,1);--mono:"Geist Mono",ui-monospace,monospace}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:64px}
body{margin:0;background:var(--canvas);color:var(--ink);font:16px/1.6 Geist,"Segoe UI",system-ui,sans-serif;-webkit-font-smoothing:antialiased;letter-spacing:-.011em;overflow-x:hidden}
a{color:inherit}
code{font-family:var(--mono);font-size:.86em;background:color-mix(in srgb,var(--accent) 9%,transparent);color:var(--accent);padding:.08em .38em;border-radius:4px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 12px;border-radius:4px;z-index:99}.skip:focus{left:8px}
.wrap{width:min(1120px,92vw);margin:0 auto}
.mono,.kick,.lbl{font-family:var(--mono)}
.kick{display:inline-flex;align-items:center;gap:9px;font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin:0 0 18px}
.dot{width:7px;height:7px;border-radius:50%;background:var(--accent)}.dot.live{background:var(--live);box-shadow:0 0 0 0 color-mix(in srgb,var(--live) 60%,transparent);animation:pulse 1.8s ease-out infinite}
@keyframes pulse{70%{box-shadow:0 0 0 8px transparent}100%{box-shadow:0 0 0 0 transparent}}
/* header */
.top{position:sticky;top:0;z-index:20;transition:background .25s,border-color .25s,backdrop-filter .25s;border-bottom:1px solid transparent}
.top.scrolled{background:color-mix(in srgb,var(--canvas) 82%,transparent);backdrop-filter:saturate(1.4) blur(12px);border-bottom-color:var(--line)}
.bar{height:60px;display:flex;align-items:center;gap:28px}
.word{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:500;letter-spacing:.2em;text-decoration:none}
.word i{width:9px;height:9px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 0 12px color-mix(in srgb,var(--accent) 60%,transparent)}
.nav{display:flex;gap:24px;margin-left:auto}.nav a{font-size:14px;color:var(--muted);text-decoration:none;transition:color .15s}.nav a:hover{color:var(--ink)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:500 15px/1 Geist,sans-serif;padding:13px 18px;border-radius:var(--r);text-decoration:none;color:#fff;background:var(--ink);border:1px solid var(--ink);transition:transform .2s var(--ease),box-shadow .2s,background .2s}
.btn:hover{transform:translateY(-1px);box-shadow:0 10px 24px -12px color-mix(in srgb,var(--accent) 70%,transparent);background:#232833}
.btn-s{padding:9px 13px;font-size:13.5px}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-strong)}.btn-ghost:hover{background:var(--paper)}
.menu{display:none;margin-left:auto;width:40px;height:40px;border:1px solid var(--line);border-radius:var(--r);background:var(--paper);flex-direction:column;justify-content:center;align-items:center;gap:5px;cursor:pointer}
.menu span{width:16px;height:1.5px;background:var(--ink);transition:transform .2s}
.menu[aria-expanded=true] span:first-child{transform:translateY(3.25px) rotate(45deg)}.menu[aria-expanded=true] span:last-child{transform:translateY(-3.25px) rotate(-45deg)}
.mnav{display:none}
/* hero */
.hero{position:relative;padding:72px 0 40px;overflow:hidden}
#sky{position:absolute;inset:0;width:100%;height:100%;opacity:.9;mask-image:linear-gradient(#000 40%,transparent 92%)}
.hero::before{content:"";position:absolute;inset:-10% -10% 30%;background:radial-gradient(36% 40% at 18% 20%,color-mix(in srgb,var(--accent) 14%,transparent),transparent 70%),radial-gradient(30% 36% at 85% 30%,color-mix(in srgb,var(--accent-2) 14%,transparent),transparent 70%);pointer-events:none}
.hero-in{position:relative;text-align:center;max-width:880px}
h1{font-size:clamp(2.5rem,6.4vw,4.6rem);line-height:1.02;letter-spacing:-.045em;font-weight:500;margin:0 0 22px}
h1 em{font-style:normal;background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.lede{font-size:clamp(1.02rem,1.6vw,1.2rem);color:var(--muted);max-width:660px;margin:0 auto 30px;line-height:1.6}
.cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.pills{list-style:none;padding:0;margin:30px 0 0;display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.pills li{font:12px var(--mono);color:var(--muted);border:1px solid var(--line);background:color-mix(in srgb,var(--paper) 70%,transparent);border-radius:999px;padding:5px 11px}
/* app preview */
.app{position:relative;margin:56px 0 0;border:1px solid var(--line-strong);border-radius:12px;background:var(--paper);box-shadow:0 40px 90px -40px rgba(21,24,30,.35),0 2px 0 rgba(255,255,255,.8) inset;overflow:hidden;opacity:0;transform:translateY(16px);animation:rise .9s .15s var(--ease) forwards}
@keyframes rise{to{opacity:1;transform:none}}
.app-bar{height:40px;display:flex;align-items:center;gap:7px;padding:0 14px;border-bottom:1px solid var(--line);background:var(--panel-2);font-size:12.5px}
.app-bar span{width:10px;height:10px;border-radius:50%;background:var(--line-strong)}.app-bar span:nth-child(1){background:#f0958a}.app-bar span:nth-child(2){background:#f2c66d}.app-bar span:nth-child(3){background:#86e0b0}
.app-bar b{margin-left:12px;font:500 12px var(--mono);color:var(--muted)}.app-bar em{margin-left:auto;font:normal 12px var(--mono);color:var(--live)}
.app-body{display:grid;grid-template-columns:190px 1fr 300px;min-height:400px}
.app-side{border-right:1px solid var(--line);padding:16px 12px;font-size:13.5px}
.app-side ul{list-style:none;margin:0 0 18px;padding:0}.app-side li{padding:5px 8px;border-radius:4px;color:var(--muted)}.app-side li.on{background:var(--canvas);color:var(--ink)}
.who li{display:flex;align-items:center;gap:8px}.who i{width:8px;height:8px;border-radius:50%;background:var(--c)}
.lbl{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--dim);margin:0 0 8px}
.app-doc{padding:22px 26px;text-align:left}
.app-doc h3{font-size:1.6rem;font-weight:500;letter-spacing:-.03em;margin:0 0 10px}
.fm{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 16px}.fm span{font:11.5px var(--mono);color:var(--muted);background:var(--panel-2);border:1px solid var(--line);border-radius:4px;padding:2px 7px}
.todo{list-style:none;padding:0;margin:0 0 16px;font-size:14.5px}
.todo li{display:flex;align-items:center;gap:10px;padding:4px 0}
.todo i{width:15px;height:15px;border:1.5px solid var(--line-strong);border-radius:4px;flex:none;position:relative}
.todo li.done{color:var(--dim);text-decoration:line-through}.todo li.done i{background:var(--accent);border-color:var(--accent)}
.todo li.done i::after{content:"";position:absolute;left:4px;top:1px;width:4px;height:8px;border:solid #fff;border-width:0 1.5px 1.5px 0;transform:rotate(45deg)}
.caret{display:inline-block;width:1.5px;height:16px;background:var(--live);margin-left:1px;animation:blink 1s steps(1) infinite}@keyframes blink{50%{opacity:0}}
.call{border-left:2px solid var(--accent-2);background:color-mix(in srgb,var(--accent-2) 6%,transparent);padding:10px 12px;border-radius:0 6px 6px 0;font-size:14px;margin:0 0 18px}.call b{font:500 10.5px var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--accent-2);margin-right:6px}.call a{color:var(--accent)}
.ledger{list-style:none;margin:0;padding:0;font-size:13.5px}
.ledger li{display:grid;grid-template-columns:auto auto 1fr;gap:10px;align-items:baseline;padding:6px 0;border-top:1px dashed var(--line);animation:feed .5s var(--ease)}
@keyframes feed{from{opacity:0;transform:translateY(-6px)}}
.ledger time{font:12px var(--mono);color:var(--dim)}
.tag{font:11px var(--mono);border-radius:4px;padding:1px 6px;white-space:nowrap}.t-agent{color:var(--live);background:color-mix(in srgb,var(--live) 10%,transparent)}.t-you{color:var(--accent);background:color-mix(in srgb,var(--accent) 10%,transparent)}.t-team{color:var(--accent-2);background:color-mix(in srgb,var(--accent-2) 10%,transparent)}
.ledger .msg{min-width:0}.ledger u{text-decoration-color:var(--line-strong);text-underline-offset:3px}
.app-graph{border-left:1px solid var(--line);padding:16px;display:flex;flex-direction:column;background:var(--panel-2)}
#mini{flex:1;width:100%;min-height:280px}
/* sections */
.sec{padding:110px 0;position:relative}
h2{font-size:clamp(1.9rem,4vw,2.9rem);line-height:1.08;letter-spacing:-.035em;font-weight:500;margin:0 0 16px;max-width:820px}
.sub{font-size:1.08rem;color:var(--muted);max-width:640px;margin:0 0 44px}
.sub b{color:var(--ink);font-weight:500}
.grid{display:grid;gap:14px}.g4{grid-template-columns:repeat(4,1fr)}.g3{grid-template-columns:repeat(3,1fr)}
.card{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:24px 22px;transition:transform .3s var(--ease),border-color .3s,box-shadow .3s}
.card:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:0 22px 40px -28px rgba(21,24,30,.3)}
.card h3{font-size:1.08rem;font-weight:500;letter-spacing:-.02em;margin:14px 0 8px}.card p{margin:0;color:var(--muted);font-size:14.5px;line-height:1.6}
.ic{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:8px;border:1px solid var(--line);background:var(--panel-2);font:600 13px var(--mono);color:var(--accent)}
.types{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}
.types span{font:12px var(--mono);display:inline-flex;align-items:center;gap:7px;padding:5px 11px 5px 9px;border:1px solid var(--line);border-radius:999px;background:var(--paper);color:var(--muted)}
.types span::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--c)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
/* dark agent band */
.dark{background:var(--d-canvas);color:var(--d-ink)}
.dark .kick{color:var(--d-accent)}.dark .sub{color:var(--d-muted)}
.dark code{background:color-mix(in srgb,var(--d-accent) 12%,transparent);color:var(--d-accent)}
.dark::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 1px 1px,rgba(232,234,239,.07) 1px,transparent 0);background-size:26px 26px;mask-image:radial-gradient(60% 70% at 70% 50%,#000,transparent);pointer-events:none}
.steps{list-style:none;counter-reset:s;padding:0;margin:0;display:grid;gap:4px}
.steps li{counter-increment:s;display:grid;grid-template-columns:34px 1fr;column-gap:12px;padding:14px 0;border-top:1px solid var(--d-line)}
.steps li::before{content:"0" counter(s);grid-row:span 2;font:12px var(--mono);color:var(--d-accent);padding-top:3px}
.steps b{font-weight:500}.steps span{color:var(--d-muted);font-size:14.5px}
.term{position:relative;background:var(--d-panel);border:1px solid var(--d-line-strong);border-radius:12px;overflow:hidden;box-shadow:0 40px 80px -40px #000,0 0 0 1px rgba(143,180,255,.05)}
.term-bar{height:36px;display:flex;align-items:center;gap:7px;padding:0 14px;border-bottom:1px solid var(--d-line);background:var(--d-panel-2)}
.term-bar span{width:10px;height:10px;border-radius:50%;background:var(--d-line-strong)}.term-bar b{margin-left:10px;font:500 11.5px var(--mono);color:var(--d-muted)}
.term pre{margin:0;padding:20px 22px;font:13px/1.75 var(--mono);color:var(--d-ink);overflow-x:auto;min-height:420px}
.term .c{color:#5c6478}.term .p{color:var(--d-accent)}.term .g{color:var(--d-live)}.term .a{color:var(--d-accent-2)}.term .d{color:var(--d-muted)}
.term pre .ln{opacity:0;transition:opacity .25s}.term pre .ln.on{opacity:1}
/* multiplayer */
.sub-card .url{display:inline-flex;align-items:center;gap:8px;font:12.5px var(--mono);color:var(--ink);background:var(--panel-2);border:1px solid var(--line);padding:5px 10px;border-radius:999px;margin:0 0 4px}
.sub-card .url i{width:7px;height:7px;border-radius:50%;background:var(--c,var(--accent))}
.flow{margin-top:44px;display:grid;grid-template-columns:repeat(3,auto) 1fr auto;align-items:center;gap:12px;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:22px}
.node{font:13px var(--mono);padding:8px 14px;border-radius:999px;border:1px solid var(--line-strong);background:var(--panel-2)}
.n-you{color:var(--accent)}.n-team{color:var(--accent-2)}.n-agent{color:var(--live)}
.arrow{height:1.5px;background:linear-gradient(90deg,var(--line-strong) 50%,transparent 0) 0 0/12px 100%;animation:dash 1s linear infinite;position:relative}
.arrow::after{content:"";position:absolute;right:-1px;top:-4px;border:5px solid transparent;border-left-color:var(--line-strong);border-right:0}
@keyframes dash{to{background-position:12px 0}}
.hub{display:flex;flex-direction:column;padding:12px 18px;border-radius:10px;background:var(--ink);color:#fff}.hub b{font:500 14px var(--mono)}.hub span{font-size:12.5px;color:#aab1c0}
/* commons */
.soft{background:linear-gradient(180deg,var(--canvas),#eceef3)}
.ticks{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.ticks li{display:flex;gap:10px;align-items:center;font-size:15px}.ticks li::before{content:"✓";font:12px var(--mono);color:var(--live);width:22px;height:22px;display:grid;place-items:center;border:1px solid var(--line-strong);border-radius:50%;background:var(--paper)}
.commons{position:relative;aspect-ratio:1/.85;border:1px solid var(--line);border-radius:14px;background:var(--paper);overflow:hidden}
#net{position:absolute;inset:0;width:100%;height:100%}
/* repo */
.cmp{width:100%;border-collapse:collapse;font-size:14.5px;background:var(--paper);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.cmp th,.cmp td{padding:11px 14px;border-bottom:1px solid var(--line);text-align:left}.cmp th{font:500 11px var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--dim)}
.cmp td.y{color:var(--live);font-family:var(--mono)}.cmp td.n{color:var(--dim);font-family:var(--mono)}.cmp tr:last-child td{border-bottom:0}
.tree{margin:0;background:var(--d-panel);color:var(--d-ink);border-radius:12px;padding:26px 26px;font:13.5px/1.75 var(--mono);overflow-x:auto;border:1px solid var(--d-line-strong);box-shadow:0 40px 80px -45px rgba(0,0,0,.6)}
.tree b{color:var(--d-accent);font-weight:500}.tree em{font-style:normal;color:var(--d-live)}.tree span{color:#5c6478}
/* join */
.join{padding-top:40px}
.join-card{position:relative;text-align:center;border:1px solid var(--line);border-radius:16px;padding:70px 24px;background:radial-gradient(60% 80% at 50% 0%,color-mix(in srgb,var(--accent) 10%,transparent),transparent 70%),var(--paper);overflow:hidden}
.join-card h2,.join-card .sub{margin-left:auto;margin-right:auto}.join-card .sub{margin-bottom:28px}
.foot{border-top:1px solid var(--line);padding:28px 0 40px;font-size:13.5px;color:var(--muted)}
.fbar{display:flex;align-items:center;gap:20px;flex-wrap:wrap}.fbar p{margin:0}.fbar .mono{margin-left:auto;font-size:12px}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease)}.reveal.in{opacity:1;transform:none}
@media (max-width:980px){.g4{grid-template-columns:repeat(2,1fr)}.app-body{grid-template-columns:1fr 260px}.app-side{display:none}.two{grid-template-columns:1fr;gap:40px}}
@media (max-width:760px){
 .nav,.bar>.btn-s{display:none}.menu{display:flex}
 .mnav{display:grid;max-height:0;overflow:hidden;transition:max-height .3s var(--ease);background:var(--paper);border-bottom:1px solid var(--line)}
 .mnav.open{max-height:320px}.mnav a{padding:14px 4vw;border-top:1px solid var(--line);text-decoration:none;font-size:15px}
 .top{background:color-mix(in srgb,var(--canvas) 90%,transparent);backdrop-filter:blur(10px)}
 .hero{padding:44px 0 24px}.br{display:none}
 .app-body{grid-template-columns:1fr}.app-graph{border-left:0;border-top:1px solid var(--line)}#mini{min-height:200px}.app-bar em{display:none}
 .app-doc{padding:18px}
 .g4,.g3{grid-template-columns:1fr}
 .sec{padding:72px 0}
 .flow{grid-template-columns:repeat(3,auto);justify-content:start}.flow .arrow{grid-column:1/-1;height:24px;width:1.5px;background:linear-gradient(180deg,var(--line-strong) 50%,transparent 0) 0 0/100% 12px;margin-left:24px}.flow .arrow::after{display:none}.flow .hub{grid-column:1/-1}
 .term pre{font-size:11.5px;min-height:0;padding:16px}.tree{font-size:12px;padding:18px}
 .cmp{font-size:13px}.cmp th,.cmp td{padding:9px 10px}
 .fbar .mono{margin-left:0}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}.app{opacity:1;transform:none}}
@media (max-width:760px){.ledger li{grid-template-columns:auto 1fr}.ledger .msg{grid-column:1/-1;margin-top:-4px}}