:root{--brand-orange:#d85c0b;--brand-orange-soft:#e06a1e;--brand-orange-deep:#b34908;--brand-orange-wash:#d85c0b14;--brand-orange-line:#d85c0b38;--ink-0:#000;--ink-50:oklch(12% .003 40);--ink-100:oklch(16% .003 40);--ink-200:oklch(22% .003 40);--ink-300:oklch(32% .003 40);--ink-400:oklch(45% .003 40);--ink-500:oklch(58% .003 40);--ink-600:oklch(72% .003 40);--ink-700:oklch(82% .003 40);--ink-800:oklch(90% .003 40);--ink-900:oklch(96% .003 40);--ink-1000:#fff;--bg-base:#0a0a0a;--bg-elev-1:#111;--bg-elev-2:#161616;--bg-wash:#ffffff06;--line-hairline:#ffffff0f;--line-subtle:#ffffff1a;--line-strong:#ffffff2e;--font-display:"Noto Serif", serif;--font-sans:"Space Grotesk", sans-serif;--font-mono:"JetBrains Mono", ui-monospace, monospace;--sp-1:8px;--sp-2:16px;--sp-3:24px;--sp-4:32px;--sp-5:48px;--sp-6:64px;--sp-7:96px;--sp-8:128px;--sp-9:176px;--max-w:1360px;--gutter:clamp(1.5rem, 4vw, 3rem)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:var(--bg-base);color:var(--ink-900);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizelegibility;font-weight:300;overflow-x:hidden}::selection{background-color:var(--brand-orange);color:var(--ink-1000)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-base)}::-webkit-scrollbar-thumb{background:var(--ink-200)}::-webkit-scrollbar-thumb:hover{background:var(--brand-orange)}a{color:inherit;text-decoration:none}button{cursor:pointer;color:inherit;background:0 0;border:none;font-family:inherit}input,textarea{font-family:inherit}.mono{font-family:var(--font-mono);letter-spacing:.04em;font-weight:400}.serif{font-family:var(--font-display)}.up{text-transform:uppercase;letter-spacing:.24em}.tick-line{background:var(--line-subtle);height:1px;position:relative}.tick-line:before,.tick-line:after{content:"";background:var(--line-strong);width:1px;height:7px;position:absolute;top:-3px}.tick-line:before{left:0}.tick-line:after{right:0}.reveal{opacity:0;transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1);transform:translateY(24px)}.reveal.in{opacity:1;transform:none}.kicker{font-family:var(--font-mono);letter-spacing:.28em;text-transform:uppercase;color:var(--brand-orange);align-items:center;gap:12px;font-size:11px;font-weight:400;display:inline-flex}.kicker:before{content:"";background:var(--brand-orange);width:24px;height:1px}.btn{font-family:var(--font-sans);letter-spacing:.2em;text-transform:uppercase;align-items:center;gap:12px;padding:16px 28px;font-size:12px;font-weight:500;transition:all .3s cubic-bezier(.2,.7,.2,1);display:inline-flex;position:relative;overflow:hidden}.btn-primary{background:var(--brand-orange);color:var(--ink-1000)}.btn-primary:hover{background:var(--brand-orange-soft);transform:translateY(-2px);box-shadow:0 12px 40px -8px #d85c0b66}.btn-ghost{color:var(--ink-800);border:1px solid var(--line-strong);background:0 0}.btn-ghost:hover{border-color:var(--brand-orange);color:var(--ink-1000);transform:translateY(-2px)}section{position:relative}.wrap{max-width:var(--max-w);padding:0 var(--gutter);margin:0 auto}.section-pad{padding-top:clamp(5rem,10vw,9rem);padding-bottom:clamp(5rem,10vw,9rem)}.section-label{align-items:center;gap:var(--sp-4);padding-bottom:var(--sp-5);margin-bottom:var(--sp-6);border-bottom:1px solid var(--line-hairline);grid-template-columns:120px 1fr auto;display:grid}.section-label .idx{font-family:var(--font-mono);color:var(--ink-500);letter-spacing:.1em;font-size:12px}.section-label .ttl{font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.28em;color:var(--brand-orange);font-size:12px}.section-label .meta{font-family:var(--font-mono);color:var(--ink-400);letter-spacing:.12em;font-size:11px}@media (width<=640px){.section-label{grid-template-columns:80px 1fr}.section-label .meta{display:none}}h1.display,h2.display{font-family:var(--font-display);letter-spacing:-.035em;color:var(--ink-1000);font-weight:300;line-height:1.02}.display em,.display .em{color:var(--brand-orange);font-style:italic;font-weight:300}.display .bold{color:var(--ink-1000);font-weight:600}.cross-corners{position:relative}.cross-corners:before,.cross-corners:after{content:"";pointer-events:none;width:10px;height:10px;position:absolute}.cross-corners:before{border-top:1px solid var(--brand-orange);border-left:1px solid var(--brand-orange);top:-1px;left:-1px}.cross-corners:after{border-bottom:1px solid var(--brand-orange);border-right:1px solid var(--brand-orange);bottom:-1px;right:-1px}.grain{pointer-events:none;z-index:1;opacity:.035;mix-blend-mode:overlay;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");position:fixed;inset:0}.side-rail{z-index:40;font-family:var(--font-mono);color:var(--ink-400);letter-spacing:.3em;text-transform:uppercase;pointer-events:none;flex-direction:column;align-items:center;gap:20px;font-size:10px;display:flex;position:fixed;top:50%;transform:translateY(-50%)}.side-rail.left{writing-mode:vertical-rl;left:24px;transform:translateY(-50%)rotate(180deg)}.side-rail.right{writing-mode:vertical-rl;right:24px}.side-rail .dot{background:var(--brand-orange);border-radius:50%;width:4px;height:4px}@media (width<=1200px){.side-rail{display:none}}@keyframes slide{0%{transform:translate(0)}to{transform:translate(-50%)}}@keyframes fadeUp{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}@keyframes scaleIn{0%{opacity:0;transform:scaleY(0)}to{opacity:1;transform:scaleY(1)}}.hero-underline{display:inline-block;position:relative}.hero-underline:after{content:"";background:var(--brand-orange);transform-origin:0;height:.06em;animation:1.1s cubic-bezier(.65,0,.15,1) 1.4s forwards heroUnderlineIn;position:absolute;bottom:.02em;left:0;right:0;transform:scaleX(0)}@keyframes heroUnderlineIn{to{transform:scaleX(1)}}.tweaks-panel{background:var(--bg-elev-2);border:1px solid var(--line-strong);z-index:200;width:320px;font-family:var(--font-sans);padding:20px;font-size:12px;display:none;position:fixed;bottom:24px;right:24px}.tweaks-panel.on{display:block}.tweaks-panel h4{font-family:var(--font-mono);letter-spacing:.28em;text-transform:uppercase;color:var(--brand-orange);margin-bottom:16px;font-size:11px}.tweaks-row{justify-content:space-between;align-items:center;gap:10px;margin-bottom:12px;display:flex}.tweaks-row label{color:var(--ink-700);letter-spacing:.1em;text-transform:uppercase;font-size:11px}.tweaks-row select,.tweaks-row input[type=range]{background:var(--bg-base);color:var(--ink-900);border:1px solid var(--line-subtle);font-family:var(--font-mono);padding:6px 8px;font-size:11px}