:root{--bg:#0b0d12;--fg:#e6e8ee;--accent:#6366f1;--muted:#6b7280;--border:#1f2330;--card:#11141b}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}a{color:var(--accent);text-decoration:none}button,input{font:inherit;color:inherit}button{background:var(--accent);border:0;padding:.5rem 1rem;border-radius:6px;cursor:pointer;color:#fff}button:disabled{opacity:.5;cursor:not-allowed}input{border:1px solid var(--border);padding:.5rem .75rem;border-radius:6px;width:100%}.card,input{background:var(--card)}.card{border:1px solid var(--border);border-radius:8px;padding:1rem 1.25rem}.muted{color:var(--muted)}.row{align-items:center}.row,.stack{display:flex;gap:.75rem}.stack{flex-direction:column}.container{max-width:960px;margin:0 auto;padding:2rem 1rem}