:root{--ink: #eaf2ff;--dim: rgba(200, 220, 255, .55);--faint: rgba(200, 220, 255, .32);--accent: #49f2ff;--accent-warm: #ff9a52;--stable: #39ffc6;--unstable: #ff7a3c;--engine: #ff5470;--current: #46f0b0;--glass-bg: rgba(9, 14, 32, .52);--glass-bg-strong: rgba(9, 14, 32, .78);--glass-border: rgba(120, 160, 255, .16);--glass-border-hot: rgba(90, 230, 255, .4);--shadow: 0 18px 60px rgba(0, 0, 0, .55);--mono: "IBM Plex Mono", ui-monospace, monospace;--sans: "Space Grotesk", system-ui, sans-serif}*{box-sizing:border-box;margin:0;padding:0}html,body,#app{height:100%;width:100%;overflow:hidden}body{background:#03040a;color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;user-select:none}#stage{position:fixed;inset:0;width:100%;height:100%;display:block}.glass{position:fixed;background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:16px;backdrop-filter:blur(18px) saturate(1.2);-webkit-backdrop-filter:blur(18px) saturate(1.2);box-shadow:var(--shadow);z-index:10}#brand{position:fixed;top:26px;left:50%;transform:translate(-50%);text-align:center;z-index:12;pointer-events:none;transition:opacity .6s}.brand-title{font-weight:700;font-size:26px;letter-spacing:.42em;text-indent:.42em;background:linear-gradient(90deg,#9fe9ff,#fff,#ffb070);-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 0 18px rgba(80,220,255,.35))}.brand-sub{margin-top:6px;font-size:11px;letter-spacing:.16em;color:var(--dim);text-transform:uppercase}#stage-rail{position:fixed;left:26px;top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:10px;z-index:11}.rail-item{display:flex;align-items:center;gap:12px;cursor:pointer;color:var(--faint);transition:color .25s}.rail-item .dot{width:11px;height:11px;border-radius:50%;border:1px solid var(--faint);background:transparent;transition:all .25s;flex:none}.rail-item .rail-label{font-size:12px;letter-spacing:.12em;text-transform:uppercase;opacity:0;transform:translate(-6px);transition:all .25s}.rail-item:hover{color:var(--dim)}.rail-item:hover .rail-label{opacity:1;transform:none}.rail-item.active{color:var(--ink)}.rail-item.active .dot{background:var(--accent);border-color:var(--accent);box-shadow:0 0 14px var(--accent)}.rail-item.active .rail-label{opacity:1;transform:none}.rail-num{font-family:var(--mono);font-size:10px;opacity:.6;width:14px}#control-panel{left:26px;bottom:26px;width:290px;padding:18px 20px}.panel-title{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}.ctl-row{margin-bottom:16px}.ctl-label{display:flex;justify-content:space-between;font-size:11px;color:var(--dim);margin-bottom:7px;letter-spacing:.06em}.ctl-label .val{font-family:var(--mono);color:var(--ink)}input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:3px;border-radius:3px;background:#78a0ff38;outline:none}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:15px;height:15px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px var(--accent);cursor:pointer}input[type=range]::-moz-range-thumb{width:15px;height:15px;border-radius:50%;border:none;background:var(--accent);box-shadow:0 0 12px var(--accent);cursor:pointer}.seg{display:flex;gap:6px;flex-wrap:wrap}.seg button{flex:1;min-width:60px;font-family:var(--sans);font-size:11px;letter-spacing:.05em;padding:7px 8px;border-radius:9px;background:#78a0ff14;border:1px solid var(--glass-border);color:var(--dim);cursor:pointer;transition:all .2s}.seg button:hover{color:var(--ink);border-color:var(--glass-border-hot)}.seg button.on{background:#49f2ff29;color:var(--ink);border-color:var(--accent)}.toggle-row{display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--dim);padding:4px 0;cursor:pointer}.toggle-row .sw{width:34px;height:18px;border-radius:10px;background:#78a0ff33;position:relative;transition:.2s;flex:none}.toggle-row .sw:after{content:"";position:absolute;top:2px;left:2px;width:14px;height:14px;border-radius:50%;background:var(--ink);transition:.2s}.toggle-row.on .sw{background:var(--accent)}.toggle-row.on .sw:after{left:18px}#equation-panel{right:26px;top:50%;transform:translateY(-50%);width:350px;max-height:76vh;overflow:hidden;padding:20px 22px}.eq-block{margin-bottom:16px;padding-bottom:14px;border-bottom:1px solid rgba(120,160,255,.08);transition:opacity .4s,filter .4s}.eq-block:last-child{border-bottom:none}.eq-block.dim{opacity:.32;filter:saturate(.4)}.eq-caption{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--dim);margin-bottom:8px}.eq-math{color:var(--ink);font-size:15px;overflow-x:auto}.eq-val{font-family:var(--mono);font-size:13px;color:var(--accent);margin-top:6px}.eq-block.hot .eq-caption{color:var(--accent)}#route-bar{left:50%;bottom:26px;transform:translate(-50%);display:flex;align-items:center;gap:16px;padding:14px 18px;min-width:540px;opacity:0;pointer-events:none;transition:opacity .5s,transform .5s}#route-bar.show{opacity:1;pointer-events:auto}.route-sel{display:flex;flex-direction:column;gap:4px}.route-sel label{font-size:9px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint)}.route-sel select{font-family:var(--sans);font-size:13px;color:var(--ink);background:#78a0ff14;border:1px solid var(--glass-border);border-radius:9px;padding:7px 10px;cursor:pointer;outline:none}.route-arrow{color:var(--accent);font-size:18px}.route-go{font-family:var(--sans);font-weight:600;font-size:13px;letter-spacing:.08em;color:#03040a;background:linear-gradient(90deg,#49f2ff,#46f0b0);border:none;border-radius:10px;padding:10px 18px;cursor:pointer;box-shadow:0 0 20px #49f2ff59;transition:transform .15s}.route-go:hover{transform:translateY(-1px)}.route-readout{display:flex;gap:18px;align-items:center;font-family:var(--mono);font-size:12px}.route-readout .engine{color:var(--engine)}.route-readout .current{color:var(--current)}.route-headline{position:fixed;left:50%;bottom:108px;transform:translate(-50%);text-align:center;z-index:11;max-width:720px;opacity:0;transition:opacity .6s;pointer-events:none}.route-headline.show{opacity:1}.route-headline .big{font-size:19px;font-weight:600;color:var(--ink);filter:drop-shadow(0 0 16px rgba(70,240,176,.35))}.route-headline .saved{color:var(--current)}.route-headline .sub{font-size:12px;color:var(--dim);margin-top:6px}#caption{position:fixed;left:50%;bottom:96px;transform:translate(-50%);max-width:640px;text-align:center;z-index:9;font-size:14px;line-height:1.5;color:var(--dim);letter-spacing:.02em;pointer-events:none;transition:opacity .5s;text-wrap:balance}#caption b{color:var(--ink);font-weight:500}#caption .accent{color:var(--accent)}#thrust-readout{position:fixed;right:26px;bottom:26px;z-index:11;font-family:var(--mono);font-size:12px;letter-spacing:.1em;padding:10px 16px;border-radius:10px;background:var(--glass-bg-strong);border:1px solid var(--glass-border);display:none}#thrust-readout.show{display:block}#thrust-readout .off{color:var(--stable)}#thrust-readout .dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--stable);box-shadow:0 0 10px var(--stable);margin-right:8px}#loader{position:fixed;inset:0;z-index:50;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:22px;background:#03040a;transition:opacity .8s}#loader.hidden{opacity:0;pointer-events:none}.loader-core{width:54px;height:54px;border-radius:50%;border:2px solid rgba(73,242,255,.2);border-top-color:var(--accent);animation:spin 1s linear infinite;box-shadow:0 0 30px #49f2ff4d}.loader-text{font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:var(--dim)}@keyframes spin{to{transform:rotate(360deg)}}.hidden{display:none!important}@media (max-width: 900px){#equation-panel{display:none}#control-panel{width:240px}#route-bar{min-width:0;width:calc(100vw - 52px);flex-wrap:wrap}}#research-trigger{position:fixed;top:26px;right:26px;z-index:20;display:inline-flex;align-items:center;gap:9px;font-family:var(--sans);font-size:11px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--dim);padding:10px 16px;border-radius:12px;background:var(--glass-bg, rgba(9, 14, 32, .52));border:1px solid var(--glass-border, rgba(120, 160, 255, .16));backdrop-filter:blur(18px) saturate(1.2);-webkit-backdrop-filter:blur(18px) saturate(1.2);box-shadow:var(--shadow, 0 18px 60px rgba(0, 0, 0, .55));cursor:pointer;transition:color .22s,border-color .22s,box-shadow .22s,transform .15s}#research-trigger:hover{color:var(--ink);border-color:var(--glass-border-hot, rgba(90, 230, 255, .4));box-shadow:0 0 22px #49f2ff47;transform:translateY(-1px)}#research-trigger .rt-glyph{font-size:13px;color:var(--accent);filter:drop-shadow(0 0 8px rgba(73,242,255,.5))}#research-overlay{position:fixed;inset:0;z-index:40;display:flex;flex-direction:column;background:radial-gradient(1200px 700px at 50% -10%,rgba(73,242,255,.07),transparent 70%),#03040ad1;backdrop-filter:blur(26px) saturate(1.15);-webkit-backdrop-filter:blur(26px) saturate(1.15);color:var(--ink);font-family:var(--sans);opacity:0;transform:scale(1.02);pointer-events:none;transition:opacity .45s ease,transform .45s cubic-bezier(.16,1,.3,1)}#research-overlay.open{opacity:1;transform:none;pointer-events:auto}.rsh-header{display:flex;align-items:baseline;justify-content:space-between;padding:28px 40px 0;flex:none}.rsh-brand{display:flex;align-items:baseline;gap:14px}.rsh-brand .rsh-mark{font-weight:700;font-size:15px;letter-spacing:.3em;text-indent:.3em;background:linear-gradient(90deg,#9fe9ff,#fff,#ffb070);-webkit-background-clip:text;background-clip:text;color:transparent}.rsh-brand .rsh-tag{font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--faint)}.rsh-close{font-family:var(--sans);font-size:22px;line-height:1;width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:50%;color:var(--dim);background:#78a0ff12;border:1px solid var(--glass-border, rgba(120, 160, 255, .16));cursor:pointer;transition:all .2s}.rsh-close:hover{color:var(--ink);border-color:var(--accent);box-shadow:0 0 16px #49f2ff4d}.rsh-stage{flex:1 1 auto;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:18px 40px 6px;min-height:0;gap:18px}.rsh-meta{display:flex;align-items:center;gap:14px;font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--faint)}.rsh-meta .rsh-step{color:var(--accent)}.rsh-meta .rsh-sep{opacity:.4}.rsh-title{font-size:26px;font-weight:600;letter-spacing:.01em;text-align:center;color:var(--ink);filter:drop-shadow(0 0 18px rgba(73,242,255,.18));text-wrap:balance}.rsh-frame{position:relative;max-width:62%;max-height:46vh;border-radius:16px;overflow:hidden;border:1px solid var(--glass-border-hot, rgba(90, 230, 255, .4));box-shadow:0 18px 70px #0009,0 0 38px #49f2ff1f;background:#03040a;display:flex;align-items:center;justify-content:center;transition:opacity .35s ease}.rsh-frame.swapping{opacity:0}.rsh-frame video{display:block;max-width:100%;max-height:46vh;width:auto;height:auto;object-fit:contain}.rsh-fallback{display:none;width:640px;max-width:100%;padding:48px 40px;text-align:center}.rsh-frame.failed video{display:none}.rsh-frame.failed .rsh-fallback{display:block}.rsh-fallback .rsh-fb-icon{font-size:30px;color:var(--accent);margin-bottom:14px;filter:drop-shadow(0 0 12px rgba(73,242,255,.4))}.rsh-fallback .rsh-fb-note{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--faint);margin-top:10px}.rsh-explain{max-width:720px;text-align:center;font-size:15px;line-height:1.62;letter-spacing:.01em;color:var(--dim);text-wrap:pretty}.rsh-footer{flex:none;display:flex;flex-direction:column;align-items:center;gap:16px;padding:10px 40px 28px}.rsh-nav{display:flex;align-items:center;gap:12px}.rsh-btn{font-family:var(--sans);font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--dim);padding:9px 18px;border-radius:10px;background:#78a0ff14;border:1px solid var(--glass-border, rgba(120, 160, 255, .16));cursor:pointer;transition:all .18s}.rsh-btn:hover:not(:disabled){color:var(--ink);border-color:var(--glass-border-hot, rgba(90, 230, 255, .4))}.rsh-btn:disabled{opacity:.3;cursor:default}.rsh-strip{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:center;max-width:760px}.rsh-dot{width:26px;height:6px;border-radius:4px;background:#78a0ff33;border:none;cursor:pointer;padding:0;transition:all .22s}.rsh-dot:hover{background:#78a0ff73}.rsh-dot.on{background:var(--accent);box-shadow:0 0 10px var(--accent);width:38px}@media (max-width: 900px){.rsh-frame{max-width:92%}.rsh-title{font-size:21px}.rsh-header{padding:20px 22px 0}.rsh-stage{padding:14px 22px 4px}}.demos-trigger{position:fixed;left:50%;bottom:22px;transform:translate(-50%) translate(-300px);z-index:15;display:inline-flex;align-items:center;gap:8px;padding:9px 16px;font-family:var(--sans, "Space Grotesk", system-ui, sans-serif);font-size:12px;letter-spacing:.07em;text-transform:uppercase;color:var(--ink, #eaf2ff);background:var(--glass-bg-strong, rgba(9, 14, 32, .78));border:1px solid var(--glass-border-hot, rgba(90, 230, 255, .4));border-radius:999px;backdrop-filter:blur(18px) saturate(1.2);-webkit-backdrop-filter:blur(18px) saturate(1.2);box-shadow:0 10px 36px #00000080,0 0 18px #49f2ff2e;cursor:pointer;transition:border-color .2s,box-shadow .2s,transform .2s}.demos-trigger:hover{border-color:var(--accent, #49f2ff);box-shadow:0 10px 36px #00000080,0 0 26px #49f2ff66}.demos-trigger .demos-glyph{color:var(--accent, #49f2ff);font-size:11px}.demos-trigger.is-open{border-color:var(--accent, #49f2ff)}.demos-panel{position:fixed;left:50%;bottom:70px;transform:translate(-50%) translate(-300px);z-index:15;width:320px;background:var(--glass-bg-strong, rgba(9, 14, 32, .78));border:1px solid var(--glass-border, rgba(120, 160, 255, .16));border-radius:16px;backdrop-filter:blur(18px) saturate(1.2);-webkit-backdrop-filter:blur(18px) saturate(1.2);box-shadow:0 18px 60px #0000008c;padding:16px 16px 14px;opacity:0;pointer-events:none;transform-origin:bottom left;transition:opacity .22s ease,transform .22s cubic-bezier(.2,.8,.2,1)}.demos-panel.show{opacity:1;pointer-events:auto;transform:translate(-50%) translate(-300px) translateY(-6px)}.demos-panel-title{font-family:var(--sans);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent, #49f2ff);margin:0 0 12px}.demos-list{display:flex;flex-direction:column;gap:10px}.demo-item{display:flex;align-items:center;gap:12px;padding:10px 11px;border:1px solid var(--glass-border, rgba(120, 160, 255, .16));border-radius:11px;background:#78a0ff0a;transition:border-color .18s,background .18s}.demo-item:hover{border-color:var(--glass-border-hot, rgba(90, 230, 255, .4));background:#49f2ff0f}.demo-item-text{flex:1;min-width:0}.demo-item-title{font-family:var(--sans);font-size:13px;font-weight:600;color:var(--ink, #eaf2ff);margin-bottom:3px}.demo-item-teaser{font-family:var(--sans);font-size:11px;line-height:1.35;color:var(--dim, rgba(200, 220, 255, .55))}.demo-play{flex:none;display:inline-flex;align-items:center;gap:6px;padding:7px 13px;font-family:var(--sans);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:#04121a;background:var(--current, #46f0b0);border:none;border-radius:999px;box-shadow:0 0 14px #46f0b073;cursor:pointer;transition:filter .18s,box-shadow .18s}.demo-play:hover{filter:brightness(1.12);box-shadow:0 0 20px #46f0b0a6}.demos-card{position:fixed;left:96px;top:50%;transform:translateY(-50%) translateY(14px) scale(.97);z-index:15;width:360px;max-height:84vh;overflow-y:auto;background:var(--glass-bg-strong, rgba(9, 14, 32, .78));border:1px solid var(--glass-border-hot, rgba(90, 230, 255, .4));border-radius:16px;backdrop-filter:blur(20px) saturate(1.25);-webkit-backdrop-filter:blur(20px) saturate(1.25);box-shadow:0 18px 60px #0009,0 0 30px #49f2ff1f;padding:18px 18px 16px;opacity:0;pointer-events:none;transition:opacity .32s ease,transform .32s cubic-bezier(.2,.85,.2,1)}.demos-card.show{opacity:1;pointer-events:auto;transform:translateY(-50%) scale(1)}.demos-card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;margin-bottom:14px}.demos-card-title{font-family:var(--sans);font-size:16px;font-weight:600;color:var(--ink, #eaf2ff);line-height:1.25}.demos-card-sys{font-family:var(--mono, "IBM Plex Mono", monospace);font-size:10px;letter-spacing:.08em;color:var(--accent, #49f2ff);margin-top:4px;text-transform:uppercase}.demos-card-close{flex:none;width:26px;height:26px;display:grid;place-items:center;font-size:16px;line-height:1;color:var(--dim, rgba(200, 220, 255, .55));background:transparent;border:1px solid var(--glass-border, rgba(120, 160, 255, .16));border-radius:8px;cursor:pointer;transition:color .18s,border-color .18s}.demos-card-close:hover{color:var(--ink);border-color:var(--glass-border-hot)}.demos-grid{display:grid;grid-template-columns:1fr auto;gap:7px 14px;align-items:baseline;margin-bottom:14px}.demos-row-label{font-family:var(--sans);font-size:11.5px;color:var(--dim, rgba(200, 220, 255, .55))}.demos-row-val{font-family:var(--mono, "IBM Plex Mono", monospace);font-size:12.5px;color:var(--ink, #eaf2ff);text-align:right;white-space:nowrap}.demos-row-val.is-engine{color:var(--engine, #ff5470)}.demos-row-val.is-current{color:var(--current, #46f0b0)}.demos-row-val.is-warm{color:var(--accent-warm, #ff9a52)}.demos-row-val.is-accent{color:var(--accent, #49f2ff)}.demos-divider{grid-column:1 / -1;height:1px;background:var(--glass-border, rgba(120, 160, 255, .16));margin:3px 0}.demos-why{font-family:var(--sans);font-size:12px;line-height:1.5;color:var(--dim, rgba(200, 220, 255, .7));margin-bottom:12px}.demos-why b{color:var(--ink, #eaf2ff);font-weight:600}.demos-compute{position:relative;padding:11px 12px 11px 34px;border-radius:11px;border:1px solid rgba(73,242,255,.45);background:linear-gradient(100deg,#49f2ff1f,#46f0b014);font-family:var(--sans);font-size:11.5px;line-height:1.5;color:var(--ink, #eaf2ff);box-shadow:inset 0 0 22px #49f2ff1a}.demos-compute .bolt{position:absolute;left:11px;top:10px;font-size:15px;color:var(--accent, #49f2ff);filter:drop-shadow(0 0 6px rgba(73,242,255,.8));animation:demos-bolt-pulse 2.2s ease-in-out infinite}.demos-compute .lede{display:block;font-family:var(--mono, "IBM Plex Mono", monospace);font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent, #49f2ff);margin-bottom:4px}@keyframes demos-bolt-pulse{0%,to{opacity:.7;transform:scale(1)}50%{opacity:1;transform:scale(1.18)}}.demos-card-stop{width:100%;margin-top:14px;padding:9px 0;font-family:var(--sans);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink, #eaf2ff);background:transparent;border:1px solid var(--glass-border, rgba(120, 160, 255, .16));border-radius:999px;cursor:pointer;transition:border-color .18s,color .18s,background .18s}.demos-card-stop:hover{border-color:var(--engine, #ff5470);color:var(--engine, #ff5470);background:#ff54700f}@media (max-width: 720px){.demos-trigger,.demos-panel{transform:translate(-50%);left:50%}.demos-panel.show{transform:translate(-50%) translateY(-6px)}.demos-card{left:12px;right:12px;width:auto}}
