:root{--sfn-black:#1a1a1a;--sfn-white:#ffffff;--sfn-lime:#c7f59b;--sfn-tangerine:#ff6b00;--sfn-cloud:#f5f5f5;--sfn-steel:#666666;--sfn-red:#ef4444;--sfn-lime-glow:rgba(199, 245, 155, 0.4);--sfn-lime-wash:rgba(199, 245, 155, 0.1);--sfn-lime-grid:rgba(199, 245, 155, 0.04);--sfn-tangerine-glow:rgba(255, 107, 0, 0.4);--sfn-tangerine-wash:rgba(255, 107, 0, 0.1);--sfn-surface-1:rgba(255, 255, 255, 0.03);--sfn-surface-2:rgba(255, 255, 255, 0.05);--sfn-surface-3:rgba(255, 255, 255, 0.08);--sfn-line-soft:rgba(255, 255, 255, 0.1);--sfn-line-mid:rgba(255, 255, 255, 0.2);--sfn-line-hard:rgba(199, 245, 155, 0.3);--surface-page:var(--sfn-cloud);--surface-page-dark:var(--sfn-black);--surface-card:var(--sfn-white);--surface-card-dark:rgba(255, 255, 255, 0.03);--surface-inset:var(--sfn-cloud);--text-strong:var(--sfn-black);--text-muted:var(--sfn-steel);--text-inverse:var(--sfn-white);--text-on-lime:var(--sfn-black);--text-on-tangerine:var(--sfn-white);--text-dim:rgba(255, 255, 255, 0.5);--text-dim-soft:rgba(255, 255, 255, 0.85);--border-color:var(--sfn-black);--accent-creator:var(--sfn-lime);--accent-brand:var(--sfn-tangerine);--accent-danger:var(--sfn-red)}:root{--font-sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--font-mono:"JetBrains Mono",ui-monospace,"SF Mono",Menlo,Consolas,monospace;--font-stack:var(--font-sans);--weight-body:500;--weight-medium:600;--weight-subhead:700;--weight-headline:800;--weight-cta:900;--fw-bold:700;--fw-heavy:800;--fw-black:900;--letter-tight:-0.03em;--letter-tighter:-0.04em;--letter-badge:1.5px;--letter-badge-wide:2px;--letter-mono:0.02em;--track-tight:var(--letter-tight);--track-tighter:var(--letter-tighter);--track-snug:-0.02em;--track-label:var(--letter-badge);--track-button:0.5px;--lh-display:1.02;--lh-tight:1.05;--lh-snug:1.2;--lh-body:1.55;--lh-ui:1.4;--size-display:clamp(56px, 10vw, 120px);--size-h1:clamp(40px, 7vw, 80px);--size-h2:clamp(32px, 5vw, 56px);--size-h3:clamp(24px, 3vw, 36px);--size-lead:clamp(18px, 2vw, 24px);--size-body:16px;--size-small:14px;--size-badge:13px;--size-micro:12px;--fs-hero:var(--size-display);--fs-display:var(--size-h1);--fs-h2:var(--size-h2);--fs-h3:var(--size-h3);--fs-tagline:clamp(22px, 3vw, 36px);--fs-lead:var(--size-lead);--fs-body-lg:19px;--fs-body:var(--size-body);--fs-small:var(--size-small);--fs-eyebrow:var(--size-badge);--fs-caption:var(--size-micro)}@font-face{font-family:Inter;font-style:normal;font-weight:400;font-display:swap;src:url("assets/fonts/inter-400.woff2") format("woff2")}@font-face{font-family:Inter;font-style:normal;font-weight:500;font-display:swap;src:url("assets/fonts/inter-500.woff2") format("woff2")}@font-face{font-family:Inter;font-style:normal;font-weight:600;font-display:swap;src:url("assets/fonts/inter-600.woff2") format("woff2")}@font-face{font-family:Inter;font-style:normal;font-weight:700;font-display:swap;src:url("assets/fonts/inter-700.woff2") format("woff2")}@font-face{font-family:Inter;font-style:normal;font-weight:800;font-display:swap;src:url("assets/fonts/inter-800.woff2") format("woff2")}@font-face{font-family:Inter;font-style:normal;font-weight:900;font-display:swap;src:url("assets/fonts/inter-900.woff2") format("woff2")}@font-face{font-family:"JetBrains Mono";font-style:normal;font-weight:500;font-display:swap;src:url("assets/fonts/jetbrainsmono-500.woff2") format("woff2")}@font-face{font-family:"JetBrains Mono";font-style:normal;font-weight:700;font-display:swap;src:url("assets/fonts/jetbrainsmono-700.woff2") format("woff2")}:root{--space-0:0;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-8:32px;--space-10:40px;--space-12:48px;--space-14:56px;--space-16:64px;--space-18:72px;--space-20:80px;--space-24:100px;--space-30:120px;--container-max:1200px;--container-prose:900px;--container-narrow:1000px;--gutter:24px;--gutter-mobile:20px;--section-y:100px;--section-y-tight:80px;--section-y-mobile:60px;--bp-tablet:968px;--bp-mobile:768px;--bp-small:480px}:root{--shadow-sm:4px 4px 0 var(--sfn-black);--shadow-md:6px 6px 0 var(--sfn-black);--shadow-lg:8px 8px 0 var(--sfn-black);--shadow-xl:12px 12px 0 var(--sfn-black);--shadow-hover-sm:2px 2px 0 var(--sfn-black);--shadow-hover-md:3px 3px 0 var(--sfn-black);--shadow-hover-lg:4px 4px 0 var(--sfn-black);--shadow-pressed:2px 2px 0 var(--sfn-black);--glow-lime-sm:0 0 20px rgba(199, 245, 155, 0.3);--glow-lime-md:0 0 30px rgba(199, 245, 155, 0.4);--glow-lime:var(--glow-lime-md);--glow-tangerine:0 0 40px var(--sfn-tangerine-glow);--border-thin:2px solid var(--sfn-black);--border-standard:3px solid var(--sfn-black);--border-thick:4px solid var(--sfn-black);--border-w-thin:2px;--border-w-standard:3px;--border-w-thick:4px;--border-accent-creator:8px solid var(--sfn-lime);--border-accent-brand:8px solid var(--sfn-tangerine);--radius-sm:12px;--radius-md:20px;--radius-lg:24px;--radius-xl:32px;--radius-pill:50px;--radius-full:9999px;--transition-fast:all 0.2s ease;--transition-base:all 0.3s ease;--ease-default:ease;--press:translate(3px, 3px);--tilt-left:rotate(-1.5deg);--tilt-right:rotate(1.5deg);--z-base:1;--z-raised:10;--z-nav:100;--z-overlay:1000}*,::after,::before{box-sizing:border-box}body{margin:0;font-family:var(--font-sans);font-weight:var(--weight-body);line-height:var(--lh-ui);color:var(--text-strong);background:var(--surface-page);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.sfn-eyebrow{font-family:var(--font-mono);font-size:var(--size-badge);font-weight:var(--weight-subhead);letter-spacing:var(--letter-badge-wide);text-transform:uppercase}@keyframes sfnBlink{0%,100%{opacity:1}50%{opacity:.3}}.sfn-grid-bg{position:relative}.sfn-grid-bg::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--sfn-lime-grid) 1px,transparent 1px),linear-gradient(90deg,var(--sfn-lime-grid) 1px,transparent 1px);background-size:60px 60px;pointer-events:none}.sfn-grid-bg--animated::before{animation:sfnGridMove 25s linear infinite}@keyframes sfnGridMove{0%{transform:translate(0,0)}100%{transform:translate(60px,60px)}}@keyframes sfnMorphBlob{0%,100%{border-radius:50% 30% 40% 60%}50%{border-radius:30% 60% 50% 40%}}.sfn-container{max-width:var(--container-max);margin:0 auto;padding:0 var(--gutter)}@media (prefers-reduced-motion:reduce){.sfn-grid-bg--animated::before{animation:none}}