:root{--font-sans:Arial, Helvetica, sans-serif;--font-mono:ui-monospace, "Courier New", monospace;--font-flags:"Twemoji Country Flags", var(--font-sans);--text-xs:clamp(.7rem, 1.8vw, .75rem);--text-sm:clamp(.8rem, 2vw, .875rem);--text-base:clamp(.875rem, 2.2vw, 1rem);--text-lg:clamp(1rem, 2.8vw, 1.125rem);--text-xl:clamp(1.1rem, 3vw, 1.25rem);--text-2xl:clamp(1.25rem, 4vw, 1.5rem);--text-3xl:clamp(1.5rem, 4.5vw, 1.875rem);--text-4xl:clamp(1.75rem, 5.5vw, 2.25rem);--text-5xl:clamp(2rem, 7vw, 3rem);--text-hero:clamp(2.25rem, 6.4vw, 5.5rem);--text-hero-lead:clamp(1.125rem, 2.4vw, 1.875rem);--weight-normal:400;--weight-medium:500;--weight-semibold:600;--weight-bold:700;--weight-black:800;--leading-display:1.05;--leading-tight:1.2;--leading-snug:1.35;--leading-normal:1.5;--leading-relaxed:1.65;--tracking-tight:-.02em;--tracking-normal:0em;--tracking-wide:.04em;--tracking-wider:.08em;--color-bg:#fff;--color-surface:#f5f5f5;--color-border:#e5e5e5;--color-primary:#0f0f0f;--color-primary-light:#1a1a1a;--color-accent:#fc9900;--color-accent-hover:#e08800;--color-accent-light:#fc99001f;--color-text-primary:#111;--color-text-secondary:#555;--color-text-muted:#999;--color-text-inverse:#fff;--color-success:#27ae60;--color-error:#e74c3c;--color-warning:#f39c12;--spacing-xs:.25rem;--spacing-sm:.5rem;--spacing-md:1rem;--spacing-lg:1.5rem;--spacing-xl:2rem;--spacing-2xl:3rem;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--radius-xl:16px;--radius-full:9999px;--navbar-height:clamp(60px, 8vw, 80px);--hero-fade:clamp(24px, 2.5vw, 44px);--container-maxwidth:1280px;--container-padding:clamp(1rem, 4vw, 2rem);--section-gap:clamp(2.5rem, 6vw, 5rem);--background:var(--color-bg);--foreground:var(--color-text-primary)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;max-width:100vw}body{font-family:var(--font-sans);font-size:var(--text-base);line-height:var(--leading-relaxed);color:var(--color-text-primary);background:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:clip}img,video{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}ul,ol{list-style:none}button{cursor:pointer;font:inherit;background:0 0;border:none}h1{font-size:var(--text-5xl);font-weight:var(--weight-black);line-height:var(--leading-tight);letter-spacing:var(--tracking-tight)}h2{font-size:var(--text-4xl);font-weight:var(--weight-bold);line-height:var(--leading-tight);letter-spacing:var(--tracking-tight)}h3{font-size:var(--text-3xl);font-weight:var(--weight-semibold);line-height:var(--leading-snug)}h4{font-size:var(--text-2xl);font-weight:var(--weight-semibold);line-height:var(--leading-snug)}h5{font-size:var(--text-xl);font-weight:var(--weight-medium);line-height:var(--leading-normal)}h6{font-size:var(--text-lg);font-weight:var(--weight-medium);line-height:var(--leading-normal)}p{font-size:var(--text-base)}small{font-size:var(--text-sm)}.container{width:100%;max-width:var(--container-maxwidth);padding-inline:var(--container-padding);margin-inline:auto}section{padding-block:var(--section-gap)}.on-dark{--color-bg:var(--color-primary-light);--color-surface:#ffffff0f;--color-border:#ffffff1f;--color-text-primary:var(--color-text-inverse);--color-text-secondary:#fff9;--color-text-muted:#ffffff6b;background:var(--color-primary);color:var(--color-text-inverse)}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}