:root{--bg: #1b1712;--bg-raised: #2a2320;--bg-raised-2: #332a25;--border: #3a312b;--text: #ece4d8;--text-dim: #b8ab9c;--accent: #e0a458;--accent-strong: #f0b96a;--accent-ink: #1b1712;--maxw: 900px;--nav-w: 264px;--radius: 14px;--space: clamp(4rem, 8vw, 7rem);--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:2rem}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}h1,h2,h3{line-height:1.15;letter-spacing:-.02em;margin:0 0 .6em;font-weight:700}.layout{display:flex;min-height:100vh}.sidenav{width:var(--nav-w);flex:0 0 var(--nav-w);position:fixed;inset:0 auto 0 0;height:100vh;padding:2rem 1.5rem;background:linear-gradient(180deg,var(--bg-raised),var(--bg));border-right:1px solid 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p{color:var(--text-dim);margin:0}.stat__value{font-size:1.5rem;font-weight:700;color:var(--accent-strong);margin-bottom:.5rem;letter-spacing:-.01em}.step{position:relative}.step__n{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:var(--accent);color:var(--accent-ink);font-weight:700;margin-bottom:1rem}.sys{margin-top:2.5rem;display:flex;flex-direction:column;gap:1.1rem}.sys__tier{position:relative;border:1.5px dashed var(--border);border-radius:var(--radius);padding:2rem 1.4rem 1.5rem;background:#ffffff04}.sys__label{position:absolute;top:-.68rem;left:1.2rem;padding:.12rem .6rem;background:var(--bg);color:var(--accent);font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em}.sys__sources{display:grid;grid-template-columns:repeat(4,1fr);gap:.75rem}.srcpill{display:flex;align-items:center;justify-content:center;text-align:center;min-height:62px;padding:.5rem 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