:root{color-scheme:dark;--bg:#07140f;--fg:#e8fff3;--muted:#8fb9a4;--accent:#34d399;--card:#0d2218}*{box-sizing:border-box}body,html{margin:0;padding:0;min-height:100%;background:radial-gradient(ellipse at top,#123528 0,var(--bg) 55%);color:var(--fg);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}a{color:var(--accent)}.card{background:color-mix(in srgb,var(--card) 90%,transparent);border:1px solid color-mix(in srgb,var(--accent) 25%,transparent);border-radius:1.25rem;padding:1.25rem}.muted{color:var(--muted)}.btn{border-radius:999px;border:1px solid color-mix(in srgb,var(--accent) 40%,transparent);background:#059669;color:white;padding:.5rem 1rem;font-weight:600;cursor:pointer}.btn:hover{background:#10b981}