#fourier-engineering{padding-top:35px}#fourier-engineering .fe-heading{max-width:850px;font-size:clamp(34px,4.2vw,65px);margin:25px 0 20px}#fourier-engineering .fe-lead{max-width:620px;color:#77766b;font-size:15px}#fourier-engineering .fe-frame{margin-top:38px;border:1px solid #cecdc2;background:#e5e7da}#fourier-engineering .fe-top{padding:20px 24px;display:flex;justify-content:space-between;gap:16px;font-size:10px;border-bottom:1px solid #c7ccba;color:#606c53}#fourier-engineering .fe-stage{position:relative;aspect-ratio:5/3;overflow:hidden;background-image:linear-gradient(#8f98700c 1px,transparent 1px),linear-gradient(90deg,#8f98700c 1px,transparent 1px);background-size:32px 32px}#fourier-engineering svg,#fourier-engineering canvas{position:absolute;width:100%;height:100%;inset:0;display:block}#fourier-engineering canvas{pointer-events:none}#fourier-engineering .fe-telemetry{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #c7ccba;padding:18px 24px;gap:16px;font-size:9px;color:#626e54}#fourier-engineering .fe-telemetry output{display:block;font-size:20px;color:#373330;margin-top:8px;font-variant-numeric:tabular-nums}#fourier-engineering .fe-controls{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:22px 0}#fourier-engineering button{color:#373330;border:1px solid #bdbfaf;padding:12px 18px;background:transparent;font-size:12px}#fourier-engineering button[data-play]{background:#373330;color:#eeece6;min-width:110px}#fourier-engineering .fe-slider{margin:0 0 0 auto;min-width:210px;font-size:11px}#fourier-engineering input{accent-color:#6b7855;padding:0;cursor:pointer}#fourier-engineering .fe-timeline{display:block;font-size:10px;margin:0 0 25px}#fourier-engineering label output{float:right}#fourier-engineering details{border-color:#cecdc2;color:#373330;padding-top:20px}#fourier-engineering summary{font-size:14px}#fourier-engineering details p{color:#77766b;max-width:900px;margin-left:0}#fourier-engineering .fe-math{font-family:monospace;font-size:12px;overflow-wrap:anywhere}#fourier-engineering .fe-notes{display:flex;justify-content:space-between;gap:20px;color:#77766b;font-size:10px}#fourier-engineering button:focus-visible,#fourier-engineering input:focus-visible{outline:2px solid #6b7855;outline-offset:4px}@media(max-width:650px){#fourier-engineering .fe-top{padding:15px 12px;font-size:8px}#fourier-engineering .fe-telemetry{padding:14px 12px;gap:8px;font-size:7px}#fourier-engineering .fe-telemetry output{font-size:17px}#fourier-engineering .fe-controls{gap:8px}#fourier-engineering button{font-size:11px;padding:12px}#fourier-engineering .fe-slider{width:100%;margin-top:14px}#fourier-engineering .fe-notes{flex-direction:column;gap:8px}#fourier-engineering .fe-stage{aspect-ratio:5/3}}

#fourier-engineering .fe-stage{aspect-ratio:auto}
#fourier-engineering .fe-drawing{position:relative;aspect-ratio:5/3}
#fourier-engineering .fe-equations{position:absolute;z-index:2;top:clamp(24px,3vw,48px);right:clamp(24px,3vw,48px);width:33%;color:#373330;pointer-events:none;letter-spacing:0}
#fourier-engineering .fe-equation-heading{font-size:9px;letter-spacing:.13em;color:#657253;margin-bottom:20px}
#fourier-engineering .fe-equation-lines{display:grid;gap:18px}
#fourier-engineering .fe-equation-lines math{font-family:"STIX Two Math","Cambria Math","Latin Modern Math","Times New Roman",serif;font-size:clamp(16px,1.45vw,22px);font-weight:400;text-align:left;margin:0;line-height:1.5}
#fourier-engineering .fe-equation-definition{font-family:"Cambria Math","Times New Roman",serif;font-style:italic;font-size:clamp(12px,1.15vw,16px);margin-top:20px;color:#657253}
#fourier-engineering .fe-equation-reading{display:flex;flex-direction:column;gap:7px;margin-top:20px;padding-top:12px;border-top:1px solid #65725330;font-size:8px;letter-spacing:.04em;color:#657253;font-variant-numeric:tabular-nums}
@media(max-width:650px){#fourier-engineering .fe-stage{padding-top:240px}#fourier-engineering .fe-equations{top:24px;right:24px;width:min(290px,calc(100% - 48px))}#fourier-engineering .fe-equation-lines math{font-size:19px}#fourier-engineering .fe-equation-lines{gap:12px}#fourier-engineering .fe-equation-heading{margin-bottom:14px;font-size:8px}#fourier-engineering .fe-equation-definition{margin-top:12px;font-size:13px}#fourier-engineering .fe-equation-reading{margin-top:12px;gap:5px;font-size:8px}}