:root{--background:#f8fafc;--foreground:#0f172a;--card:#ffffff;--muted:#475569;--primary:#2563eb}*{box-sizing:border-box}body{margin:0;padding:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--background);color:var(--foreground)}a{color:var(--primary);text-decoration:none}.container{max-width:960px;margin:0 auto;padding:2rem 1.25rem 4rem}.card{background:var(--card);border:1px solid #e2e8f0;border-radius:12px;padding:1.5rem;box-shadow:0 8px 24px rgba(15,23,42,.05)}.input{width:100%;padding:.75rem;border:1px solid #cbd5e1;border-radius:8px;font-size:1rem}.button{display:inline-block;padding:.75rem 1rem;background:var(--primary);color:#fff;border:none;border-radius:8px;font-weight:600;cursor:pointer}.button.secondary{background:#0ea5e9}.flex{display:flex;gap:1rem}.flex-between{display:flex;justify-content:space-between;align-items:center}.stack{display:flex;flex-direction:column;gap:1rem}.list{list-style:none;padding:0;margin:0}.list li{padding:.75rem 0;border-bottom:1px solid #e2e8f0}.label{font-weight:600;margin-bottom:.5rem;display:block}