:root{--bg:#081214;--surface:#101f22;--raised:#162629;--line:#25d1f421;--line-solid:#1d3236;--text:#e9f3f4;--muted:#8ca3a6;--dim:#61787b;--cyan:#25d1f4;--cyan-deep:#00a3cc;--amber:#ffd43b;--radius:18px;--shell:min(1120px, calc(100% - 40px));--font-display:"Space Grotesk", ui-sans-serif, system-ui, sans-serif;--font-sans:Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono:"Space Mono", "SFMono-Regular", Consolas, monospace}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{background:var(--bg);--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{background:var(--bg);min-width:320px;color:var(--text);font-family:var(--font-sans);font-size:16px;line-height:1.65;overflow-x:hidden}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}.shell{width:var(--shell);margin-inline:auto}.page-transition{animation:.34s both fade-in}@keyframes 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var(--surface));border-radius:26px;padding:22px;position:relative;box-shadow:0 40px 90px -50px #25d1f48c}.scope canvas{width:100%;height:clamp(230px,26vw,300px);display:block}.scope-readout{border-top:1px solid var(--line);font-family:var(--font-mono);flex-wrap:wrap;gap:8px 18px;padding-top:16px;font-size:12px;display:flex}.ch-left{color:var(--amber)}.ch-right{color:var(--cyan)}.ch-beat{color:var(--dim);margin-left:auto}.plain-section,.band-section,.ladder-section,.privacy-section{padding:96px 0}.band-section{border-bottom:1px solid var(--line);background:var(--surface)}.ladder-section{border-block:1px solid var(--line);background:linear-gradient(#25d1f40d,#0000)}.section-head{max-width:640px;margin-bottom:40px}.section-note{margin-top:16px}.step-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.step{border:1px solid var(--line-solid);border-radius:var(--radius);background:var(--bg);padding:26px}.step-index{width:32px;height:32px;color:var(--cyan);font-family:var(--font-mono);background:#25d1f41f;border-radius:50%;place-items:center;font-size:13px;display:grid}.step h3,.feature h3{margin:16px 0 8px}.feature-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.feature{border:1px solid var(--line-solid);border-radius:var(--radius);background:var(--surface);padding:26px;transition:border-color .18s,transform .18s}.feature:hover{border-color:#25d1f459;transform:translateY(-2px)}.feature h3{margin-top:0}.ladder{gap:10px;list-style:none;display:grid}.band{border:1px solid var(--line-solid);border-left:3px solid color-mix(in srgb, var(--amber) calc(100% - var(--step) * 25%), var(--cyan));background:var(--surface);border-radius:14px;grid-template-columns:108px 110px 1fr;align-items:baseline;gap:4px 24px;padding:20px 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