body{background:radial-gradient(1200px 600px at 75% -10%,rgba(63,242,208,.07),transparent 60%),var(--bg);color:var(--text);font:400 16px/1.6 var(--sans);letter-spacing:0}h1,h2,h3{font-weight:400;letter-spacing:-.02em}h1{font-size:clamp(38px,5.4vw,66px);line-height:1.04;font-weight:300}h1 em,h2 em{font-style:normal;color:var(--accent)}h2{font-size:clamp(28px,3.4vw,42px);line-height:1.1;font-weight:300}h3{font-size:19px;font-weight:500;letter-spacing:-.01em}.lead{font-size:18px;color:var(--text-2);max-width:58ch}.muted{color:var(--text-2)}.small{font-size:14px}.eyebrow{display:inline-flex;align-items:center;gap:10px;font:500 12px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px var(--accent)}section{padding:96px 0}.section-head{display:grid;gap:16px;margin-bottom:44px;max-width:760px}.section-num{font:500 12px/1 var(--mono);color:var(--text-3);letter-spacing:.14em}.rule{border:0;border-top:1px solid var(--line)}.page-head{padding:64px 0 40px;display:grid;gap:18px}.toc{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.toc a{padding:7px 13px;border:1px solid var(--line-2);border-radius:999px;font:400 13px/1 var(--mono);color:var(--text-2)}.toc a:hover{color:var(--accent);border-color:var(--accent)}.hero{padding:72px 0 88px}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}.hero-copy{display:grid;gap:26px}.hero-ctas{display:flex;gap:12px;flex-wrap:wrap}.hero-meta{display:flex;flex-wrap:wrap;gap:8px 22px;font:400 13px/1.4 var(--mono);color:var(--text-3)}.hero-meta span:before{content:"— ";color:var(--accent-deep)}.scope{position:relative;border:1px solid var(--line-2);border-radius:18px;padding:14px;background:linear-gradient(180deg,var(--panel),var(--bg-2));box-shadow:0 30px 80px #0009,0 0 80px #3ff2d00f}.scope .viz-stack{border-radius:10px;background:#020506}.scope-hud{display:flex;justify-content:space-between;gap:12px;padding:4px 4px 12px;font:500 11px/1 var(--mono);letter-spacing:.1em;color:var(--text-3);text-transform:uppercase}.scope-hud b{color:var(--accent);font-weight:500}.scope-foot{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 4px 2px;font:400 12.5px/1.3 var(--mono);color:var(--text-2)}.scope-phase{display:inline-flex;align-items:center;gap:8px}.scope-phase:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--amber);box-shadow:0 0 10px var(--amber)}[data-phase=identify] .scope-phase:before{background:var(--accent);box-shadow:0 0 10px var(--accent)}.scope-corner{position:absolute;width:14px;height:14px;border:1.5px solid var(--accent);opacity:.7}.scope-corner.tl{top:-1px;left:-1px;border-right:0;border-bottom:0;border-top-left-radius:18px}.scope-corner.br{bottom:-1px;right:-1px;border-left:0;border-top:0;border-bottom-right-radius:18px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:grid;gap:14px;align-content:start;transition:border-color .25s}.card:hover{border-color:var(--line-2)}.card p{color:var(--text-2);font-size:15px}.card-k{font:500 11px/1 var(--mono);letter-spacing:.14em;color:var(--text-3);text-transform:uppercase}.chips{display:flex;flex-wrap:wrap;gap:6px}.chip{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:999px;border:1px solid var(--line-2);font:500 12.5px/1 var(--mono)}.chip i{width:7px;height:7px;border-radius:50%;background:currentColor}.kv{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;font:400 13px/1.4 var(--mono)}.kv dt{color:var(--text-3)}.kv dd{text-align:right;color:var(--text)}.list{list-style:none;display:grid;gap:8px;font-size:14.5px;color:var(--text-2)}.list li{display:flex;gap:10px}.list li:before{content:"→";color:var(--accent);font-family:var(--mono)}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.step{display:grid;gap:16px;align-content:start}.step .viz-stack{border-radius:10px;border:1px solid var(--line)}.step-n{font:500 12px/1 var(--mono);color:var(--accent);letter-spacing:.12em}.step p{color:var(--text-2);font-size:15px}.stats{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.stat{padding:32px 28px;display:grid;gap:10px;background:var(--panel)}.stat+.stat{border-left:1px solid var(--line)}.stat-v{font:300 56px/1 var(--sans);letter-spacing:-.03em}.stat-v small{font-size:22px;color:var(--text-3);margin-left:4px}.stat p{color:var(--text-2);font-size:14.5px}.footnote{margin-top:14px;font:400 12.5px/1.5 var(--mono);color:var(--text-3)}.compare{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:980px}.compare figure{display:grid;gap:12px}.compare .viz-stack{border-radius:10px;border:1px solid var(--line)}.compare figcaption{font:400 13px/1.4 var(--mono);color:var(--text-2);display:flex;justify-content:space-between;gap:12px}.compare figcaption b{color:var(--text);font-weight:500}.band{border:1px solid var(--line-2);border-radius:20px;padding:48px;background:radial-gradient(600px 300px at 90% 0%,rgba(63,242,208,.12),transparent 70%),var(--panel);display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center}.band p{color:var(--text-2);margin-top:12px;max-width:60ch}.viz-stack{position:relative;aspect-ratio:1 / 1;overflow:hidden}.viz-stack>canvas{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;display:block}.viz-stack.swap>canvas{animation:viz-fade .55s ease}@keyframes viz-fade{0%{opacity:0}to{opacity:1}}canvas[data-spectrometer]{display:block;width:100%;aspect-ratio:1000 / 380}canvas[data-ex-canvas]{display:block;width:100%;aspect-ratio:16 / 10}canvas[data-spectrum]{display:block;width:100%;aspect-ratio:16 / 9}.js [data-reveal]{opacity:0;transform:translateY(14px);transition:opacity .7s ease,transform .7s ease}.js [data-reveal].in{opacity:1;transform:none}@media (prefers-reduced-motion: reduce){.js [data-reveal]{transform:none;transition:opacity .3s}.viz-stack.swap>canvas{animation:none}}@media (max-width: 1000px){.hero-grid{grid-template-columns:1fr;gap:44px}.grid-4{grid-template-columns:repeat(2,1fr)}}@media (max-width: 760px){section{padding:64px 0}.grid-4,.grid-3,.steps,.compare,.stats{grid-template-columns:1fr}.stat+.stat{border-left:0;border-top:1px solid var(--line)}.band{grid-template-columns:1fr;padding:32px 24px}}@media (max-width: 420px){.scope-hud span:last-child{display:none}}