:root{color-scheme:light;--font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", system-ui, sans-serif;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-2xl: clamp(1.5rem, 3vw + .5rem, 1.875rem);--text-3xl: clamp(2rem, 4vw + .5rem, 2.75rem);--leading-tight: 1.15;--leading-snug: 1.35;--leading-normal: 1.6;--weight-normal: 400;--weight-semibold: 600;--weight-bold: 700;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.5rem;--space-6: 2rem;--space-8: 3rem;--space-10: 4rem;--section-gap: clamp(3rem, 8vw, 5rem);--max-w: 1200px;--max-w-narrow: 640px;--gutter: clamp(1.25rem, 4vw, 2rem);--text-primary: #1a1a1a;--text-secondary: #555;--text-muted: #767676;--border: #e5e5e5;--bg: #fff;--surface: #fafafa;--surface-raised: #fff;--surface-inset: #f5f5f5;--surface-hover: rgba(0,0,0,.04);--chip-blue-bg: #dbeafe;--chip-blue-text: #1d4ed8;--chip-purple-bg: #f3e8ff;--chip-purple-text: #7c3aed;--chip-teal-bg: #e0f7f3;--chip-teal-text: #0d9488;--chip-amber-bg: #fef3c7;--chip-amber-text: #b45309;--shadow-sm: 0 1px 3px rgba(0,0,0,.04), 0 1px 2px rgba(0,0,0,.02);--shadow-md: 0 4px 12px rgba(0,0,0,.06), 0 2px 4px rgba(0,0,0,.03);--shadow-lg: 0 8px 30px rgba(0,0,0,.08), 0 2px 6px rgba(0,0,0,.03);--radius: 10px;--nav-h: 3.5rem;--nav-glass: rgba(240, 240, 240, .7);--nav-glass-border: rgba(0, 0, 0, .06);--nav-glass-shadow: 0 0 0 1px rgba(255,255,255,.6) inset, 0 2px 12px rgba(0,0,0,.08);--nav-link-ring: 0 0 0 1px rgba(0,0,0,.04);--nav-link-hover: linear-gradient(175deg, #f6f4f4, #fff 80%);--nav-link-hover-shadow: 0 0 0 1px #fff, 1px 2px 2px 0 rgba(0,0,0,.06), 0 2px 4px 0 rgba(0,0,0,.12), 1px 3px 8px 2px rgba(0,0,0,.08);--nav-link-active: linear-gradient(175deg, #fafaf9, #f6f4f4 24%, #fafaf9);--mobile-nav-glass: linear-gradient(135deg, rgba(250,249,247,.7), rgba(235,233,230,.6));--mobile-nav-border: rgba(255,255,255,.7);--mobile-nav-shadow: 0 0 0 1px rgba(255,255,255,.6), 0 2px 8px rgba(0,0,0,.1);--mobile-link-border: rgba(0,0,0,.06);--dot-color: rgba(0,0,0,.12);--color-success: #22c55e;--color-warning: #f59e0b;--color-danger: #ef4444;--accent: #0066CC}[data-theme=dark]{color-scheme:dark;--text-primary: #eee;--text-secondary: #a8a4b0;--text-muted: #8a8690;--border: #302e36;--bg: #141218;--surface: #1c1a20;--surface-raised: #242229;--surface-inset: #18161c;--surface-hover: rgba(255,255,255,.06);--chip-blue-bg: #1e3a5f;--chip-blue-text: #60a5fa;--chip-purple-bg: #3b1f6e;--chip-purple-text: #a78bfa;--chip-teal-bg: rgba(13,148,136,.2);--chip-teal-text: #5eead4;--chip-amber-bg: #4a2c0a;--chip-amber-text: #fbbf24;--shadow-sm: 0 1px 3px rgba(0,0,0,.2), 0 1px 2px rgba(0,0,0,.12);--shadow-md: 0 4px 12px rgba(0,0,0,.3), 0 2px 4px rgba(0,0,0,.15);--shadow-lg: 0 8px 30px rgba(0,0,0,.4), 0 2px 6px rgba(0,0,0,.2);--nav-glass: rgba(30, 28, 34, .75);--nav-glass-border: rgba(255, 255, 255, .06);--nav-glass-shadow: 0 0 0 1px rgba(255,255,255,.05) inset, 0 2px 12px rgba(0,0,0,.3);--nav-link-ring: 0 0 0 1px rgba(255,255,255,.04);--nav-link-hover: linear-gradient(175deg, #2a2830, #242229 80%);--nav-link-hover-shadow: 0 0 0 1px rgba(255,255,255,.08), 1px 2px 2px 0 rgba(0,0,0,.2), 0 2px 4px 0 rgba(0,0,0,.3), 1px 3px 8px 2px rgba(0,0,0,.2);--nav-link-active: linear-gradient(175deg, #1e1c22, #2a2830 24%, #1e1c22);--mobile-nav-glass: linear-gradient(135deg, rgba(30,28,34,.8), rgba(24,22,28,.7));--mobile-nav-border: rgba(255,255,255,.06);--mobile-nav-shadow: 0 0 0 1px rgba(255,255,255,.05), 0 2px 8px rgba(0,0,0,.3);--mobile-link-border: rgba(255,255,255,.06);--dot-color: rgba(255,255,255,.12);--color-success: #4ade80;--color-warning: #fbbf24;--color-danger: #f87171;--accent: #4DA6FF}@media(prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{overflow-x:hidden}body{font-family:var(--font-sans);font-size:var(--text-base);line-height:var(--leading-normal);color:var(--text-primary);background-color:var(--bg);background-image:radial-gradient(circle,var(--dot-color) 1px,transparent 1px);background-size:24px 24px;background-attachment:fixed;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:inherit;text-decoration:none}ul,ol{list-style:none}img,svg{display:block;max-width:100%}main{padding-top:var(--nav-h)}.section{padding:var(--section-gap) 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