:root{color-scheme:dark;--bg:#07090d;--bg-elev:#0d1117;--surface:#11161f;--surface-2:#161d28;--line:#1e2733;--line-soft:#171f2a;--fg:#e8eef6;--fg-dim:#8b9bad;--fg-faint:#5d6b7c;--accent:#4d8dff;--accent-dim:#1c3a6e;--ok:#3ddc84;--ok-bg:#0b2418;--warn:#f5a524;--warn-bg:#2b1f08;--err:#ff6b6b;--err-bg:#2a1013;--mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;--radius:14px}*{box-sizing:border-box}body,html{margin:0;padding:0;min-height:100%;background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased}body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;background:radial-gradient(900px 500px at 15% -10%,rgba(77,141,255,.13),transparent 60%),radial-gradient(700px 400px at 95% 0,rgba(61,220,132,.07),transparent 60%)}a{color:inherit}.page{min-height:100vh;display:flex;flex-direction:column}.landing,.page{position:relative;z-index:1}.landing{max-width:860px;margin:0 auto;padding:72px 24px 64px}.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--fg-dim);border:1px solid var(--line);background:var(--surface);padding:6px 12px;border-radius:999px;margin-bottom:26px}.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 3px rgba(61,220,132,.16)}.brand{font-size:46px;font-weight:700;letter-spacing:-.035em;line-height:1.05;background:linear-gradient(180deg,#fff 20%,#9fb4cc 120%);-webkit-background-clip:text;background-clip:text;color:transparent}.thesis{margin-top:18px;font-size:21px;line-height:1.45;letter-spacing:-.011em;max-width:640px;color:var(--fg)}.tag,.thesis .muted{color:var(--fg-dim)}.tag{margin-top:14px;line-height:1.65;font-size:15px;max-width:600px}.roles{display:grid;grid-template-columns:1fr 1fr;grid-gap:14px;gap:14px;margin-top:38px}@media (max-width:620px){.roles{grid-template-columns:1fr}.brand{font-size:34px}.thesis{font-size:18px}.landing{padding:44px 20px 48px}}.role-card{position:relative;display:block;padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(180deg,var(--surface),var(--bg-elev));text-decoration:none;overflow:hidden;transition:border-color .16s ease,transform .16s ease,box-shadow .16s ease}.role-card:after{content:"→";position:absolute;top:20px;right:20px;color:var(--fg-faint);transition:transform .16s ease,color .16s ease}.role-card:hover{border-color:var(--accent-dim);transform:translateY(-2px);box-shadow:0 10px 30px -12px rgba(0,0,0,.7)}.role-card:hover:after{transform:translateX(3px);color:var(--accent)}.role-icon{font-size:22px;display:block;margin-bottom:12px}.role-card h3{margin:0 0 6px;font-size:16px;letter-spacing:-.01em}.role-card p{margin:0;color:var(--fg-dim);font-size:14px;line-height:1.55;max-width:32ch}.flow{margin-top:44px;border-top:1px solid var(--line-soft);padding-top:28px}.flow-title{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--fg-faint);margin-bottom:18px}.flow ol{list-style:none;margin:0;padding:0;display:grid;grid-gap:12px;gap:12px}.flow li{display:flex;gap:14px;align-items:baseline;color:var(--fg-dim);font-size:14.5px;line-height:1.55}.flow li b{color:var(--fg);font-weight:600}.flow .n{flex:none;width:22px;height:22px;border-radius:50%;background:var(--surface);color:var(--fg-faint);font-size:11px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;font-family:var(--mono);transform:translateY(3px)}.flow .n,.strip{border:1px solid var(--line)}.strip{margin-top:36px;display:grid;grid-template-columns:repeat(3,1fr);grid-gap:1px;gap:1px;background:var(--line-soft);border-radius:var(--radius);overflow:hidden}@media (max-width:620px){.strip{grid-template-columns:1fr}}.strip div{background:var(--bg-elev);padding:16px 18px}.strip .k{font-size:11px;letter-spacing:.05em;text-transform:uppercase;color:var(--fg-faint);margin-bottom:6px}.strip .v{font-size:14px;font-weight:600;font-family:var(--mono);color:var(--fg)}.strip .v.ok{color:var(--ok)}.beta-link{margin-top:30px;font-size:14px}.beta-link a{color:var(--warn);text-decoration:none;border-bottom:1px solid rgba(245,165,36,.25);padding-bottom:1px}.beta-link a:hover{border-bottom-color:var(--warn)}.topbar{justify-content:space-between;padding:13px 18px;border-bottom:1px solid var(--line);background:rgba(13,17,23,.8);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.topbar,.topbar .left{display:flex;align-items:center}.topbar .left{gap:14px}.topbar a{text-decoration:none;color:var(--fg-dim);font-size:14px;transition:color .15s}.topbar a:hover{color:var(--fg)}.sep{width:1px;height:16px;background:var(--line)}.topbar .right{display:flex;align-items:center;gap:12px}.clock{font-family:var(--mono);font-size:13px;color:var(--fg-dim);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.peer{font-size:12.5px;color:var(--fg-faint);display:inline-flex;align-items:center;gap:7px}.peer:before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}.peer.on{color:var(--ok)}@media (max-width:620px){.clock,.peer{display:none}}.role-name{font-weight:650;font-size:14.5px;letter-spacing:-.01em}.pill{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:600;padding:5px 12px;border-radius:999px;background:var(--surface-2);color:var(--fg-dim);border:1px solid var(--line);letter-spacing:.02em}.pill:before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}.pill.live{background:var(--ok-bg);color:var(--ok);border-color:rgba(61,220,132,.25)}.pill.live:before{animation:pulse 1.8s ease-in-out infinite}.pill.err{background:var(--err-bg);color:var(--err);border-color:hsla(0,100%,71%,.25)}@keyframes pulse{0%,to{opacity:1;box-shadow:0 0 0 0 rgba(61,220,132,.5)}50%{opacity:.65;box-shadow:0 0 0 4px rgba(61,220,132,0)}}.stage{position:relative;flex:1 1;background:#000;display:flex;align-items:center;justify-content:center;overflow:hidden;min-height:340px}.stage video{width:100%;height:100%;object-fit:contain;position:relative;z-index:1}.stage video.bg{position:absolute;inset:0;z-index:0;object-fit:cover;filter:blur(34px) saturate(1.35) brightness(.42);transform:scale(1.18)}.stage .waiting{position:absolute;color:var(--fg-faint);font-size:15px;display:flex;flex-direction:column;align-items:center;gap:14px}.spinner{width:26px;height:26px;border:2px solid var(--line);border-top-color:var(--accent);border-radius:50%;animation:spin .85s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.enable-audio{position:absolute;top:18px;left:50%;transform:translateX(-50%);z-index:5}.stage.interactive{cursor:crosshair}.overlay{position:absolute;inset:0;z-index:2}.marker{width:30px;height:30px;margin:-15px 0 0 -15px;border:3px solid var(--warn);box-shadow:0 0 0 2px rgba(0,0,0,.55),0 0 18px rgba(245,165,36,.45);animation:ping 1.5s ease-out infinite;pointer-events:none}.marker,.marker:after{position:absolute;border-radius:50%}.marker:after{content:"";inset:10px;background:var(--warn)}.marker-n{position:absolute;top:-9px;left:26px;font-family:var(--mono);font-size:11px;font-weight:700;color:#111;background:var(--warn);border-radius:5px;padding:1px 5px;animation:none;box-shadow:0 2px 8px rgba(0,0,0,.6)}.sealing{position:absolute;inset:0;z-index:6;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;background:rgba(7,9,13,.82);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);text-align:center;padding:24px}.sealing-t{font-size:18px;font-weight:650;letter-spacing:-.015em}.sealing-s{font-size:14px;color:var(--fg-dim);max-width:34ch;line-height:1.55}@keyframes ping{0%{transform:scale(.55);opacity:1}to{transform:scale(1.35);opacity:.35}}.controls{display:flex;gap:10px;align-items:center;padding:14px 18px;border-top:1px solid var(--line);background:var(--bg-elev)}.controls .spacer{flex:1 1}.btn{border:1px solid transparent;border-radius:10px;padding:11px 18px;font-size:14.5px;font-weight:600;cursor:pointer;font-family:inherit;transition:background .15s,border-color .15s,transform .1s,opacity .15s}.btn:active{transform:translateY(1px)}.btn.primary{background:var(--accent);color:#061020;box-shadow:0 6px 20px -8px rgba(77,141,255,.8)}.btn.primary:hover:not(:disabled){background:#6ba0ff}.btn.primary:disabled{opacity:.55;cursor:default;box-shadow:none}.btn.ghost{background:var(--surface-2);color:var(--fg);border-color:var(--line)}.btn.ghost:hover{background:#1c2532;border-color:#263243}.hint{color:var(--fg-dim);font-size:14px;display:inline-flex;align-items:center;gap:9px}.hint .kbd{border:1px solid var(--line);background:var(--surface-2);border-radius:6px;padding:2px 7px;color:var(--fg-dim)}.count,.hint .kbd{font-size:12px;font-family:var(--mono)}.count{color:var(--fg-faint)}.error{color:var(--err);font-size:14px;padding:12px 18px;background:var(--err-bg);border-top:1px solid hsla(0,100%,71%,.2)}.beta{font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;vertical-align:middle;background:var(--warn-bg);color:var(--warn);border:1px solid rgba(245,165,36,.25);padding:3px 8px;border-radius:999px;margin-left:8px}.notice{margin-top:20px;padding:16px 18px;border:1px solid hsla(0,100%,71%,.22);border-radius:12px;background:var(--err-bg);line-height:1.6;font-size:14.5px}.notice strong{color:#ffc4c4}.ar-canvas-host{position:fixed;inset:0;z-index:0}.ar-canvas-host canvas{width:100%;height:100%;display:block}.ar-overlay{position:fixed;inset:0;z-index:10;flex-direction:column;justify-content:space-between;pointer-events:none;padding:20px}.ar-overlay .ar-controls,.ar-overlay .ar-status{pointer-events:auto;position:relative;z-index:2}.ar-taplayer{position:absolute;inset:0;z-index:1;pointer-events:auto}.ar-status{align-self:center;background:rgba(0,0,0,.62);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);color:var(--fg);padding:10px 16px;border-radius:999px;font-size:14px;display:flex;gap:12px;align-items:center;border:1px solid hsla(0,0%,100%,.08)}.ar-count{color:var(--warn);font-weight:600}.ar-controls{display:flex;gap:10px;justify-content:center}.ar-peer{color:var(--fg-dim);font-weight:600}.ar-peer.live{color:var(--ok)}.ar-note{align-self:center;background:rgba(0,0,0,.62);color:var(--warn);padding:6px 12px;border-radius:999px;font-size:13px;position:relative;z-index:2;pointer-events:none}.cert-wrap{z-index:1;max-width:660px;margin:0 auto;padding:64px 24px 72px}.cert,.cert-wrap{position:relative}.cert{border:1px solid var(--line);border-radius:18px;background:linear-gradient(180deg,var(--surface),var(--bg-elev));padding:34px 32px 30px;overflow:hidden;box-shadow:0 24px 60px -24px rgba(0,0,0,.9)}.cert:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--ok),var(--accent),transparent)}.cert-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:26px}.cert h1{margin:12px 0 6px;font-size:26px;letter-spacing:-.025em;line-height:1.2}.cert .sub{color:var(--fg-dim);font-size:14.5px;line-height:1.6;max-width:44ch}.seal{flex:none;width:60px;height:60px;border-radius:50%;display:grid;place-items:center;font-size:26px;border:1px solid rgba(61,220,132,.3);box-shadow:0 0 0 6px rgba(61,220,132,.06)}.badge,.seal{background:var(--ok-bg)}.badge{display:inline-flex;align-items:center;gap:7px;padding:6px 13px;border-radius:999px;color:var(--ok);border:1px solid rgba(61,220,132,.28);font-size:12px;font-weight:700;letter-spacing:.03em;text-transform:uppercase}.badge.pending{background:var(--warn-bg);color:var(--warn);border-color:rgba(245,165,36,.28)}.rows{border:1px solid var(--line-soft);border-radius:12px;overflow:hidden;background:rgba(0,0,0,.22)}.row{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:13px 16px;border-top:1px solid var(--line-soft);font-size:13.5px}.row:first-child{border-top:0}.row .k{color:var(--fg-dim);white-space:nowrap;font-size:13px}.row .v{font-family:var(--mono);word-break:break-all;text-align:right;font-size:12.5px;color:var(--fg)}.row .v.hash{color:#a9c6ff}.cert a.explorer{display:inline-flex;align-items:center;gap:8px;margin-top:22px;padding:12px 18px;border-radius:10px;background:var(--accent);color:#061020;font-size:14.5px;font-weight:650;text-decoration:none;box-shadow:0 6px 20px -8px rgba(77,141,255,.8);transition:background .15s}.cert a.explorer:hover{background:#6ba0ff}.cert-foot{margin-top:22px;padding-top:18px;border-top:1px solid var(--line-soft);color:var(--fg-faint);font-size:12.5px;line-height:1.6}.back{display:inline-block;margin-top:26px;color:var(--fg-dim);font-size:14px;text-decoration:none}.back:hover{color:var(--fg)}