*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--c-brand-green:#00a651;--c-brand-dark:#003d2b;--c-bg-page:#f4f6f8;--c-bg-card:#fff;--c-text-primary:#1a1a2e;--c-text-secondary:#6b7280;--c-border:#e8eaf0;--c-success:#12b76a;--c-error:#dc2626;--c-warning:#f59e0b;--c-font:"Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif}body{font-family:var(--c-font);background:var(--c-bg-page);color:var(--c-text-primary);min-height:100vh}button{cursor:pointer;background:var(--c-brand-green);color:#fff;font-size:.95rem;font-family:var(--c-font);border:none;border-radius:8px;padding:.6rem 1.4rem}button:disabled{opacity:.5;cursor:not-allowed}.error{color:var(--c-error);margin-top:.5rem;font-size:.875rem}.success{color:var(--c-success);margin-top:.5rem;font-size:.875rem}