html,body{background:#0e0e10;color:#f5f4f0;font-family:Geist,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;font-size:16px;line-height:1.55;letter-spacing:-.005em;min-height:100vh}::selection{background:#b8e24a;color:#0e0e10}.b4{--bg: #0e0e10;--bg-2: #141418;--panel: #17171c;--panel-2: #1b1b21;--line: #24242d;--line-soft: #1c1c24;--ink: #f5f4f0;--ink-2: #c8c6be;--muted: #7c7a72;--muted-2: #55544e;--accent: #b8e24a;--accent-dim: #8fb23a;--accent-ink: #0e0e10;--storypass: #4ed77a;--golpe: #ff6b4a;--reunite: #6fa8ff;--missions: #c0b8a8}.b4 *,.b4 *:before,.b4 *:after{box-sizing:border-box;margin:0;padding:0}.b4 img{max-width:100%;display:block}.b4 a{color:inherit;text-decoration:none}.b4 .mono{font-family:Geist Mono,ui-monospace,monospace}.b4 .serif{font-family:Newsreader,Georgia,serif}.b4 .container{max-width:1180px;margin:0 auto;padding:0 32px}.b4 nav.top{position:sticky;top:0;z-index:50;background:#0e0e10d1;backdrop-filter:blur(12px);border-bottom:1px solid var(--line-soft)}.b4 nav.top .inner{padding:18px 0;display:flex;align-items:center;justify-content:space-between}.b4 .logo{display:inline-flex;align-items:baseline;gap:1px;font-family:Fraunces,Newsreader,Georgia,serif;font-weight:500;font-size:22px;letter-spacing:-.02em;color:var(--ink)}.b4 .logo .dot{display:inline-block;width:5px;height:5px;background:var(--accent);border-radius:50%;margin:0 3px 3px 1px;vertical-align:middle}.b4 .logo .tld{color:var(--muted);font-weight:400;font-family:Geist Mono,monospace;font-size:11px;letter-spacing:.04em;margin-left:1px}.b4 nav ul{display:flex;gap:2px;list-style:none;font-size:14px;color:var(--ink-2);align-items:center}.b4 nav ul li a{padding:7px 14px;border-radius:999px;transition:background .15s,color .15s}.b4 nav ul li a:hover{background:var(--panel);color:var(--ink)}.b4 .lang-pill{font-family:Geist Mono,monospace;font-size:10.5px;padding:5px 10px;border:1px solid var(--line);border-radius:999px;color:var(--muted);margin-left:10px;letter-spacing:.04em}.b4 .hero{position:relative;min-height:90vh;padding:120px 0 80px;display:flex;flex-direction:column;justify-content:center}.b4 .hero .container{width:100%}.b4 h1.mega{font-family:Geist,sans-serif;font-weight:400;font-size:clamp(64px,8.2vw,124px);line-height:.96;letter-spacing:-.04em;max-width:14ch;margin-bottom:.5em;color:var(--ink)}.b4 h1.mega em{font-style:italic;font-family:Newsreader,Georgia,serif;font-weight:400;color:var(--accent)}.b4 .hero-sub{font-family:Newsreader,Georgia,serif;font-weight:500;font-size:clamp(34px,4.2vw,60px);line-height:1.2;letter-spacing:-.015em;color:var(--ink-2);max-width:22ch;margin-bottom:56px}.b4 .hero-sub em{font-style:italic;font-weight:500;color:var(--ink)}.b4 .hero-ctas{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:44px}.b4 .btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:999px;font-size:14px;font-weight:500;letter-spacing:-.005em;transition:transform .15s,background .15s,border-color .15s;border:1px solid transparent;cursor:pointer;font-family:inherit}.b4 .btn:hover{transform:translateY(-1px)}.b4 .btn .arrow{transition:transform .15s}.b4 .btn:hover .arrow{transform:translate(3px)}.b4 .btn-primary{background:var(--accent);color:var(--accent-ink);font-weight:600}.b4 .btn-primary:hover{background:#c9ee5e}.b4 .btn-ghost{color:var(--ink);border-color:var(--line);background:transparent}.b4 .btn-ghost:hover{border-color:var(--muted);background:var(--panel)}.b4 .hero-meta{font-family:Newsreader,Georgia,serif;font-size:17px;color:var(--muted);font-style:italic;letter-spacing:-.005em}.b4 .hero-meta .sep{display:inline-block;width:3px;height:3px;border-radius:50%;background:var(--muted-2);margin:0 12px 4px;vertical-align:middle}.b4 .thesis{padding:140px 0;border-top:1px solid var(--line-soft)}.b4 .thesis-grid{display:grid;grid-template-columns:240px 1fr;gap:80px}.b4 .sec-label{font-family:Geist Mono,monospace;font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);display:flex;flex-direction:column;gap:8px;position:sticky;top:90px;align-self:start}.b4 .sec-label .n{color:var(--accent)}.b4 .sec-label .t{color:var(--ink);font-family:Geist,sans-serif;font-size:13px;font-weight:500;letter-spacing:-.005em;text-transform:none;margin-top:4px}.b4 .thesis-body p{font-family:Newsreader,Georgia,serif;font-size:clamp(30px,3.4vw,44px);line-height:1.25;letter-spacing:-.015em;color:var(--ink-2);max-width:22ch}.b4 .thesis-body p+p{margin-top:.6em}.b4 .thesis-body em{font-style:italic;color:var(--accent)}.b4 .thesis-body strong{color:var(--ink);font-weight:500}.b4 .parallel{margin-top:56px;padding:32px 36px;border:1px solid var(--line);border-radius:16px;background:var(--panel);display:grid;grid-template-columns:1fr 1fr;gap:48px;max-width:820px}.b4 .parallel .then,.b4 .parallel .now{padding-left:16px;border-left:2px solid var(--line)}.b4 .parallel .now{border-left-color:var(--accent)}.b4 .parallel .era{font-family:Geist Mono,monospace;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}.b4 .parallel .now .era{color:var(--accent)}.b4 .parallel .phrase{font-family:Newsreader,Georgia,serif;font-size:19px;line-height:1.4;letter-spacing:-.005em;color:var(--ink)}.b4 .parallel .phrase em{font-style:italic;color:var(--ink)}.b4 .parallel .now .phrase em{color:var(--accent)}.b4 .writing{padding:0 0 120px}.b4 .writing-grid{display:grid;grid-template-columns:240px 1fr;gap:80px}.b4 .writing-grid .sec-label{position:sticky;top:90px;align-self:start}.b4 .writing-head{display:flex;flex-direction:column;gap:14px;margin-bottom:48px}.b4 .writing-head h2{font-family:Geist,sans-serif;font-weight:400;font-size:clamp(42px,4.8vw,64px);line-height:1;letter-spacing:-.03em}.b4 .writing-head h2 em{font-family:Newsreader,Georgia,serif;font-style:italic;color:var(--accent);font-weight:400}.b4 .writing-head .sub{font-family:Newsreader,Georgia,serif;font-style:italic;font-size:20px;color:var(--muted);letter-spacing:-.005em}.b4 .posts{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.b4 .post{border:1px solid var(--line);border-radius:16px;background:var(--panel);padding:24px;display:flex;flex-direction:column;gap:16px;transition:border-color .2s,transform .2s;min-height:240px}.b4 .post:hover{border-color:var(--muted);transform:translateY(-2px)}.b4 .post h4{font-family:Newsreader,Georgia,serif;font-style:italic;font-weight:400;font-size:22px;line-height:1.25;letter-spacing:-.005em;color:var(--ink)}.b4 .post .dek{font-size:14px;color:var(--ink-2);line-height:1.5;flex:1}.b4 .post .pfoot{padding-top:14px;border-top:1px solid var(--line-soft);font-family:Geist Mono,monospace;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}.b4 .stage{display:inline-flex;align-items:center;gap:7px;font-family:Geist Mono,monospace;font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2);padding:5px 10px;border:1px solid var(--line);border-radius:999px;background:#ffffff05;line-height:1;white-space:nowrap}.b4 .stage .dot{width:6px;height:6px;border-radius:50%;background:var(--muted);flex-shrink:0}.b4 .stage[data-stage=shipping]{color:var(--ink);border-color:#b8e24a59;background:#b8e24a14}.b4 .stage[data-stage=shipping] .dot{background:var(--accent);box-shadow:0 0 8px #b8e24a99}.b4 .stage[data-stage=beta] .dot,.b4 .stage[data-stage=open-beta] .dot{background:#6fa8ff}.b4 .stage[data-stage=alpha] .dot{background:#e0a645}.b4 .stage[data-stage=closed-preview] .dot{background:var(--muted)}.b4 .stage.lg{font-size:11.5px;padding:7px 13px}.b4 .stage.lg .dot{width:7px;height:7px}.b4 .product{padding:0 0 80px}.b4 .section-head{padding:80px 0 48px;border-top:1px solid var(--line-soft);display:flex;justify-content:space-between;align-items:flex-end;gap:32px;flex-wrap:wrap}.b4 .section-head h2{font-family:Geist,sans-serif;font-weight:400;font-size:clamp(42px,4.8vw,68px);line-height:1;letter-spacing:-.03em}.b4 .section-head h2 em{font-family:Newsreader,Georgia,serif;font-style:italic;color:var(--accent);font-weight:400}.b4 .section-head .kicker{font-family:Geist Mono,monospace;font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}.b4 .flagship{display:grid;grid-template-columns:1fr 1.15fr;gap:0;border:1px solid var(--line);border-radius:22px;overflow:hidden;background:var(--panel);position:relative}.b4 .flagship .copy{padding:44px 44px 40px;display:flex;flex-direction:column}.b4 .flagship .top-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:36px}.b4 .flagship .cat{font-family:Geist Mono,monospace;font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}.b4 .flagship h3{font-family:Geist,sans-serif;font-weight:400;font-size:46px;line-height:1.05;letter-spacing:-.028em;margin-bottom:16px;color:var(--ink);max-width:14ch}.b4 .flagship h3 em{font-family:Newsreader,Georgia,serif;font-style:italic;font-weight:400;color:var(--accent)}.b4 .flagship .desc{font-family:Newsreader,Georgia,serif;font-size:19px;line-height:1.5;color:var(--ink-2);max-width:40ch;margin-bottom:28px}.b4 .flagship .specs{display:flex;gap:28px;margin-bottom:36px;padding:16px 0;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}.b4 .flagship .spec .v{font-family:Newsreader,Georgia,serif;font-size:22px;color:var(--ink);line-height:1}.b4 .flagship .spec .l{font-family:Geist Mono,monospace;font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-top:7px}.b4 .flagship .cta-row{margin-top:auto;display:flex;gap:10px;align-items:center;flex-wrap:wrap}.b4 .btn-appstore{display:inline-flex;align-items:center;gap:10px;background:#000;color:#fff;border:1px solid #2a2a30;border-radius:10px;padding:9px 14px;font-size:12px;transition:border-color .15s}.b4 .btn-appstore:hover{border-color:#444}.b4 .btn-appstore svg{width:20px;height:20px;flex-shrink:0}.b4 .btn-appstore .sm{display:block;font-size:9px;color:#aaa;letter-spacing:.05em;line-height:1}.b4 .btn-appstore .lg{display:block;font-size:13px;font-weight:500;line-height:1.15;margin-top:2px}.b4 .flagship .more-link{font-size:13px;font-weight:500;display:inline-flex;align-items:center;gap:6px;color:var(--ink-2);padding:10px 14px}.b4 .flagship .more-link:hover{color:var(--ink)}.b4 .viz-sp{position:relative;background:radial-gradient(ellipse at 30% 20%,rgba(31,122,184,.25),transparent 60%),linear-gradient(180deg,#0b1418,#101a14);display:flex;align-items:center;justify-content:center;padding:40px;min-height:520px;border-left:1px solid var(--line-soft)}.b4 .viz-sp .menubar{position:absolute;top:18px;left:18px;right:18px;background:#1f7ab8d9;backdrop-filter:blur(8px);border-radius:8px;padding:7px 12px;font-size:11px;color:#fff;display:flex;align-items:center;gap:14px}.b4 .viz-sp .menubar .s{margin-left:auto;background:#fff;color:#1f7ab8;width:20px;height:20px;border-radius:5px;display:grid;place-items:center;font-family:Newsreader,serif;font-weight:500;font-size:13px;font-style:italic}.b4 .viz-sp .menubar .clock{font-family:Geist Mono,monospace;font-size:10.5px;letter-spacing:.04em}.b4 .viz-sp .menubar .dots{display:flex;gap:5px}.b4 .viz-sp .menubar .dots span{width:3px;height:3px;background:#ffffffb3;border-radius:50%}.b4 .viz-sp .pop{margin-top:40px;background:#14161abf;backdrop-filter:blur(24px);border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:28px;max-width:360px;text-align:center;box-shadow:0 30px 60px -20px #0009}.b4 .viz-sp .pop .story{font-family:Newsreader,Georgia,serif;font-size:24px;line-height:1.2;color:var(--ink);letter-spacing:-.005em}.b4 .viz-sp .pop .story .sw{color:var(--storypass);font-style:italic}.b4 .viz-sp .pop .entropy{display:inline-flex;gap:10px;margin-top:18px;background:#4ed77a1a;color:var(--storypass);font-family:Geist Mono,monospace;font-size:10.5px;padding:6px 12px;border-radius:999px;letter-spacing:.06em}.b4 .viz-sp .pop .btn-g{margin-top:16px;background:var(--storypass);color:#052f13;font-size:12px;font-weight:600;padding:10px;border-radius:8px}.b4 .studio{padding:0 0 120px}.b4 .studio-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.b4 .scard{border:1px solid var(--line);border-radius:16px;background:var(--panel);padding:24px;display:flex;flex-direction:column;gap:16px;transition:border-color .2s,transform .2s;min-height:340px}.b4 .scard:hover{border-color:var(--muted);transform:translateY(-2px)}.b4 .scard .head{display:flex;justify-content:space-between;align-items:center;gap:12px}.b4 .scard .cat{font-family:Geist Mono,monospace;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}.b4 .scard h3{font-family:Geist,sans-serif;font-weight:500;font-size:24px;line-height:1.1;letter-spacing:-.02em;color:var(--ink)}.b4 .scard h3 .pt-name{font-family:Newsreader,Georgia,serif;font-style:italic;font-weight:400}.b4 .scard .desc{font-size:14px;color:var(--ink-2);line-height:1.5;max-width:34ch;flex:1}.b4 .scard .foot{display:flex;justify-content:space-between;align-items:center;padding-top:14px;border-top:1px solid var(--line-soft)}.b4 .scard .foot .meta{font-family:Geist Mono,monospace;font-size:10px;color:var(--muted);letter-spacing:.08em;text-transform:uppercase}.b4 .scard .foot .go{font-family:Geist Mono,monospace;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2);display:inline-flex;align-items:center;gap:6px}.b4 .scard:hover .foot .go{color:var(--accent)}.b4 .scard:hover .foot .go .arrow{transform:translate(3px)}.b4 .scard .foot .go .arrow{transition:transform .15s}.b4 .signup{padding:120px 0;border-top:1px solid var(--line-soft)}.b4 .signup-inner{max-width:680px;margin:0 auto;text-align:center}.b4 .signup h2{font-family:Geist,sans-serif;font-weight:400;font-size:clamp(48px,5.5vw,76px);line-height:1;letter-spacing:-.035em}.b4 .signup h2 em{font-family:Newsreader,Georgia,serif;font-style:italic;color:var(--accent);font-weight:400}.b4 .signup p{font-family:Newsreader,Georgia,serif;font-size:20px;color:var(--ink-2);margin-top:24px;max-width:44ch;margin-left:auto;margin-right:auto;line-height:1.45}.b4 .signup-form{margin-top:40px;display:flex;gap:8px;max-width:480px;margin-left:auto;margin-right:auto}.b4 .signup-form input{flex:1;background:var(--panel);border:1px solid var(--line);border-radius:999px;padding:15px 22px;font:inherit;font-size:15px;color:var(--ink)}.b4 .signup-form input::placeholder{color:var(--muted)}.b4 .signup-form input:focus{outline:none;border-color:var(--accent)}.b4 .signup-form button{background:var(--accent);color:var(--accent-ink);border:none;border-radius:999px;padding:0 28px;font:inherit;font-size:14px;font-weight:600;cursor:pointer}.b4 .site-footer{padding:64px 0 48px;border-top:1px solid var(--line-soft)}.b4 .foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;border-bottom:1px solid var(--line-soft)}.b4 .foot-brand .tag{color:var(--muted);font-size:13px;max-width:32ch;margin-top:14px;line-height:1.55;font-family:Newsreader,Georgia,serif;font-style:italic;font-size:15px}.b4 .foot-col h5{font-family:Geist Mono,monospace;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:18px}.b4 .foot-col ul{list-style:none;display:flex;flex-direction:column;gap:11px;font-size:13px}.b4 .foot-col li a{color:var(--ink-2)}.b4 .foot-col li a:hover{color:var(--accent)}.b4 .foot-col .pt-name{font-family:Newsreader,Georgia,serif;font-style:italic}.b4 .foot-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:28px;font-family:Geist Mono,monospace;font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.1em}.b4 .foot-bottom .cc em{font-family:Newsreader,Georgia,serif;font-style:italic;text-transform:none;letter-spacing:-.005em;color:var(--ink-2)}.b4 .foot-bottom .cc.br{font-family:Newsreader,Georgia,serif;font-size:13px;text-transform:none;letter-spacing:-.005em;color:var(--ink-2)}.b4 .foot-bottom .cc.br em{font-size:13px}@media(max-width:980px){.b4 .hero{min-height:auto;padding:80px 0 60px}.b4 .thesis-grid{grid-template-columns:1fr;gap:32px}.b4 .sec-label{position:static}.b4 .writing-grid{grid-template-columns:1fr;gap:32px}.b4 .posts{grid-template-columns:1fr}.b4 .parallel{grid-template-columns:1fr;gap:24px;padding:24px 28px}.b4 .flagship{grid-template-columns:1fr}.b4 .viz-sp{min-height:400px;border-left:none;border-top:1px solid var(--line-soft)}.b4 .studio-grid{grid-template-columns:1fr}.b4 .foot-grid{grid-template-columns:1fr 1fr}.b4 nav ul li:not(:last-child){display:none}}
