.model{box-sizing:border-box;width:100%;max-width:1080px;margin:0 auto;padding:72px 24px 96px}.eyebrow{color:var(--brand);letter-spacing:.12em;text-transform:uppercase;font-size:14px;font-weight:700;display:block}.eyebrow.center{text-align:center}h2{color:var(--ink);font-family:var(--font-display);font-weight:600}.model h2{margin:10px 0 12px;font-size:clamp(28px,3.4vw,38px)}.center{text-align:center}.lede{color:var(--ink-soft);text-wrap:pretty;max-width:680px;margin:0 auto 48px;font-size:17px;line-height:1.6}.credits-def{border-radius:var(--radius-sm);box-sizing:border-box;text-align:center;background:#dde7fc;max-width:900px;margin:0 auto 104px;padding:26px 32px}.credits-def h3{color:var(--ink);font-family:var(--font-display);margin:0 0 28px;font-size:clamp(24px,2.6vw,30px);font-weight:600}.credits-eq{flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;display:inline-flex}.eq-chip{background:var(--surface);border:1.5px solid var(--border);color:var(--ink);white-space:nowrap;border-radius:999px;align-items:center;gap:8px;padding:8px 18px;font-size:15px;font-weight:600;display:inline-flex;box-shadow:0 1px 2px #1018280f}.eq-chip svg{fill:none;height:18px;stroke:var(--brand);stroke-linecap:round;stroke-linejoin:round;stroke-width:2px;width:18px}.eq-chip-accent svg{stroke:#fff}.eq-chip-accent{background:var(--brand);border-color:var(--brand);color:#fff}.eq-op{color:var(--ink-soft);font-size:16px;font-weight:600}.credits-def p{color:var(--ink-soft);max-width:720px;margin:14px auto 0;font-size:15.5px;line-height:1.6}.batch{border-top:1px solid #1018281a;flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;max-width:560px;margin:20px auto 0;padding-top:20px;display:flex}.batch-chip{background:var(--surface);border:1.5px solid var(--border);color:var(--ink);white-space:nowrap;border-radius:999px;align-items:center;gap:8px;padding:8px 18px;font-size:15px;font-weight:600;display:inline-flex;box-shadow:0 1px 2px #1018280f}.batch-chip svg{fill:none;height:18px;stroke:var(--brand);stroke-linecap:round;stroke-linejoin:round;stroke-width:2px;width:18px}.batch-math{color:var(--ink);font-family:var(--font-mono);white-space:nowrap;font-size:17px;font-weight:700}.batch-math em{color:var(--ink-soft);font-family:var(--font-body);font-size:14px;font-style:normal;font-weight:500}.batch-note{color:var(--ink-soft);max-width:640px;margin:10px auto 0;font-size:14.5px;line-height:1.6}.batch-note a{color:var(--brand-strong);font-weight:600}.sources{grid-template-columns:repeat(3,1fr);gap:20px;max-width:980px;margin:0 auto 112px;display:grid}.source-card{background:var(--surface);border:1.5px solid #c9d4ec;border-radius:16px;flex-direction:column;gap:10px;padding:24px 24px 20px;text-decoration:none;transition:border-color .25s,box-shadow .25s,transform .25s;display:flex;box-shadow:0 1px 2px #040e320f,0 14px 32px -20px #040e3247}.source-card:hover{border-color:var(--brand);box-shadow:var(--shadow-md,0 10px 24px -14px #10182840);transform:translateY(-2px)}.source-icon{border-radius:12px;justify-content:center;align-items:center;width:44px;height:44px;display:flex}.source-icon svg{fill:none;height:22px;stroke:var(--sc);stroke-linecap:round;stroke-linejoin:round;stroke-width:2px;width:22px}.source-card h3{color:var(--ink);font-family:var(--font-display);margin:2px 0 0;font-size:19px;font-weight:600}.source-card p{color:var(--ink-soft);margin:0;font-size:15.5px;line-height:1.6}.source-fills{color:var(--sc);margin-top:auto;padding-top:6px;font-size:13.5px;font-weight:650}@media only screen and (width<=760px){.sources{grid-template-columns:1fr}}.flow{background:radial-gradient(circle, #1018280e 1px, transparent 1px) 0 0 / 22px 22px, var(--surface);border:1.5px solid var(--border);border-radius:20px;max-width:920px;margin:0 auto;padding:26px 26px 20px;position:relative;overflow:hidden;box-shadow:0 1px 2px #1018280a,0 16px 40px -24px #1018282e}.flow-controls{z-index:3;gap:8px;display:flex;position:absolute;top:14px;right:14px}.flow-btn{background:var(--surface);border:1.5px solid var(--border);color:var(--ink-soft);cursor:pointer;border-radius:8px;justify-content:center;align-items:center;width:30px;height:30px;padding:0;transition:border-color .2s,color .2s;display:flex}.flow-btn:hover{border-color:var(--brand);color:var(--brand)}.flow-btn svg{fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:2px;width:15px;height:15px}.flow-btn .ic-play{fill:currentColor;display:none}[data-paused=true] .flow-toggle .ic-pause{display:none}[data-paused=true] .flow-toggle .ic-play{display:block}[data-paused=true] .flow-stage,[data-paused=true] .flow-stage *{animation-play-state:paused!important}.flow-viewport{max-width:760px;margin:0 auto;position:relative}.flow-stage{transform-origin:top;width:760px;height:430px;margin-left:-380px;position:absolute;top:0;left:50%}.routes{width:100%;height:100%;position:absolute;top:0;left:0}.route{stroke:var(--ink-soft);stroke-dasharray:3 7;stroke-linecap:round;stroke-width:2.5px;opacity:0;transition:opacity .5s,stroke .5s}[data-phase=p2] .route-sub,[data-phase=p3] .route-pack,[data-phase=p4] .route-over{opacity:.9;animation:.6s linear infinite route-run}[data-phase=p2] .route-sub{stroke:#2b42ff}[data-phase=p3] .route-pack{stroke:#0aa2c0}[data-phase=p4] .route-over{stroke:#5b2bff}@keyframes route-run{to{stroke-dashoffset:-10px}}.ev{background:var(--surface);border:1.5px solid var(--border);box-sizing:border-box;white-space:nowrap;border-radius:12px;justify-content:center;align-items:center;gap:9px;width:174px;padding:9px 14px;transition:box-shadow .4s,border-color .4s;display:flex;position:absolute;top:12px;transform:translate(-50%);box-shadow:0 2px 6px -2px #1018281f}.ev svg{fill:none;stroke-linecap:round;stroke-linejoin:round;stroke-width:2px;width:22px;height:22px}.ev span{color:var(--ink);font-size:15px;font-weight:650;line-height:1.3}.ev em{color:var(--ink-soft);font-size:12.5px;font-style:normal;font-weight:400;display:block}.ev-sub{left:200px}.ev-pack{left:420px}[data-phase=p1] .ev-sub{border-color:#2b42ff;box-shadow:0 0 0 3px #2b42ff24}[data-phase=p1] .ev-pack{border-color:#0aa2c0;box-shadow:0 0 0 3px #0aa2c029}.grant{font-family:var(--font-mono);opacity:0;border-radius:7px;padding:3px 9px;font-size:14px;font-weight:700;position:absolute;top:68px}.grant-sub{color:#2b42ff;background:#e6eaff;left:200px;translate:-50%}.grant-pack{color:#067f97;background:#dff5f9;left:420px;translate:-50%}[data-phase=p1] .grant{animation:2.8s cubic-bezier(.5,0,.6,1) infinite grant-drop}[data-phase=p1] .grant-pack{animation-delay:.25s}@keyframes grant-drop{0%,12%{opacity:0;transform:translateY(0)}22%{opacity:1}58%{opacity:1;transform:translateY(58px)}72%,to{opacity:0;transform:translateY(64px)}}.fence{background:linear-gradient(180deg, transparent, var(--border) 14%, var(--border) 86%, transparent);width:1.5px;position:absolute;top:16px;bottom:24px;left:528px}.ev-over{left:640px}[data-phase=p4] .ev-over{border-color:#5b2bff;box-shadow:0 0 0 3px #5b2bff26}.tank{border:2px solid var(--border);background:linear-gradient(#10182807,#1018280e);border-radius:15px;width:96px;height:186px;transition:border-color .5s,box-shadow .5s;position:absolute;top:150px;overflow:hidden}.tank-sub{--tank-color:#2b42ff;--tank-soft:#6d80ff;left:152px}.tank-pack{--tank-color:#0aa2c0;--tank-soft:#3fc4dd;left:372px}.tank-over{--tank-color:#5b2bff;--tank-soft:#8a66ff;background:linear-gradient(#0b1b4d,#040e32);border-color:#253461;left:592px}.ticks{background:repeating-linear-gradient(#0000 0 45px,#1018281f 45px 46.5px);position:absolute;inset:0}.tank-over .ticks{background:repeating-linear-gradient(#0000 0 45px,#ffffff24 45px 46.5px)}.fill{background:linear-gradient(180deg, var(--tank-soft), var(--tank-color));border-top:2.5px solid var(--tank-soft);width:100%;height:0;position:absolute;bottom:0;left:0}[data-phase=p2] .tank-sub{border-color:#2b42ff;box-shadow:0 0 0 4px #2b42ff21}[data-phase=p3] .tank-pack{border-color:#0aa2c0;box-shadow:0 0 0 4px #0aa2c026}[data-phase=p4] .tank-over{border-color:#5b2bff;box-shadow:0 0 0 4px #5b2bff33}.minus{color:var(--ink);font-family:var(--font-mono);font-size:13.5px;font-weight:700;animation:.9s ease-out forwards minus-float;position:absolute;top:26px;left:38px}.tank-over .minus{color:#b7a5ff}@keyframes minus-float{0%{opacity:0;transform:translateY(6px)}25%{opacity:1}to{opacity:0;transform:translateY(-18px)}}.readout{background:var(--surface);border:1px solid var(--border);color:var(--ink);font-family:var(--font-mono);font-variant-numeric:tabular-nums;border-radius:7px;padding:2px 8px;font-size:15px;font-weight:700;position:absolute;top:108px;transform:translate(-50%)}.ro-sub{left:200px}.ro-pack{left:420px}.ro-over{color:#5b2bff;left:640px}.tlabel{color:var(--ink);text-align:center;white-space:nowrap;font-size:16.5px;font-weight:650;position:absolute;top:348px;transform:translate(-50%)}.tlabel span{color:var(--ink-soft);margin-top:2px;font-size:13.5px;font-weight:400;display:block}.tl-sub{left:200px}.tl-pack{left:420px}.tl-over{left:640px}.api-node{background:var(--navy);color:#fff;border-radius:999px;align-items:center;gap:8px;padding:7px 12px;font-size:14px;font-weight:650;display:flex;position:absolute;top:224px;left:-34px}.api-beacon{background:#45e08e;border-radius:50%;width:7px;height:7px;animation:1.6s ease-in-out infinite beacon}@keyframes beacon{0%,to{box-shadow:0 0 #45e08e80}55%{box-shadow:0 0 0 5px #45e08e00}}.pill{background:var(--ink);color:#fff;font-family:var(--font-mono);letter-spacing:.03em;offset-rotate:0deg;opacity:0;border-radius:999px;padding:3px 9px;font-size:11.5px;font-weight:600;position:absolute}[data-phase=p2] .pill{offset-path:path("M 100 241 C 132 241, 138 199, 156 194")}[data-phase=p3] .pill{offset-path:path("M 100 241 C 220 241, 300 209, 378 204")}[data-phase=p4] .pill{offset-path:path("M 100 241 C 280 241, 480 215, 598 210")}[data-phase=p2] .pill,[data-phase=p3] .pill,[data-phase=p4] .pill{animation:1.55s linear infinite pill-travel}.pill.p2{animation-delay:.5s!important}.pill.p3{animation-delay:1s!important}@keyframes pill-travel{0%,14%{offset-distance:0%;opacity:0}14.1%{offset-distance:14%}26%{opacity:1}82%{opacity:1}96%,to{offset-distance:100%;opacity:0}}.never-stop{color:#5b2bff;opacity:0;text-align:center;background:#efeaff;border:1px solid #d9ccff;border-radius:999px;width:168px;padding:5px 12px;font-size:13px;font-weight:650;line-height:1.45;transition:opacity .5s;position:absolute;top:256px;left:640px;transform:translate(-50%)}[data-phase=p4] .never-stop{opacity:1}.rail{grid-template-columns:105px 210px 210px 210px;justify-content:start;gap:10px;max-width:800px;margin:18px auto 0;display:grid}.seg{min-width:0}.seg i{background:var(--brand);border-radius:3px;width:0;height:3px;display:block}.seg[data-seg="2"] i{background:#0aa2c0}.seg[data-seg="3"] i{background:#5b2bff}.seg{border-top:3px solid var(--border);border-radius:3px;padding-top:7px;position:relative}.seg i{position:absolute;top:-3px;left:0}.seg span{color:var(--ink-soft);text-align:center;letter-spacing:.02em;text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:600;display:block;overflow:hidden}.model-explain{grid-template-columns:repeat(3,1fr);gap:24px;margin:56px 0 0;display:grid}.model-explain-item h3{color:var(--ink);font-family:var(--font-display);margin:0 0 8px;font-size:21px;font-weight:600}.model-explain-item p{color:var(--ink-soft);margin:0;font-size:16px;line-height:1.6}@media only screen and (width<=760px){.model-explain{grid-template-columns:1fr}.flow{border-radius:14px;padding:14px 10px}.flow-controls{justify-content:flex-end;margin:0 0 6px;position:static}.rail{grid-template-columns:repeat(2,1fr);gap:8px 10px}.seg span{font-size:12.5px}}@media (prefers-reduced-motion:reduce){.flow *,.flow :before,.flow :after{animation:none!important}.flow-controls{display:none}}.model-cta{margin-top:48px}