:root{color-scheme:dark;--bg:#111b16;--panel:#19271e;--text:#eef5e8;--muted:#b7c9b7;--accent:#d6ef9d;--border:#405747}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.7 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:var(--accent);text-underline-offset:.2em}a:focus-visible{outline:3px solid var(--accent);outline-offset:4px}header,main,footer{max-width:900px;margin:auto;padding:1.5rem}header{display:flex;align-items:center;justify-content:space-between;gap:1rem;border-bottom:1px solid var(--border)}.brand{font-weight:800;letter-spacing:.13em;text-decoration:none;font-size:1.15rem}nav{display:flex;flex-wrap:wrap;gap:1rem;font-size:.9rem}main{padding-top:3rem;padding-bottom:3rem}h1,h2,h3{line-height:1.2}h1{font-size:clamp(2rem,6vw,3.5rem);margin:.3rem 0 1rem}h2{font-size:1.4rem;margin-top:2.3rem}h3{font-size:1.08rem;margin-top:1.8rem}.lead{font-size:1.15rem;color:var(--muted);max-width:65ch}.eyebrow{color:var(--accent);font-size:.8rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase}.card{padding:1.5rem;background:var(--panel);border:1px solid var(--border);border-radius:1rem;margin:2rem 0}.language{border-top:1px solid var(--border);margin-top:3.5rem;padding-top:1rem}footer{color:var(--muted);border-top:1px solid var(--border);font-size:.9rem}footer nav{margin-bottom:1rem}li{margin:.35rem 0}@media(max-width:540px){header{align-items:flex-start;flex-direction:column}main{padding-top:2rem}}