header{margin-bottom:2rem}.back-link{display:inline-block;margin-bottom:1rem;color:var(--color-text-muted);text-decoration:none;font-size:.875rem}.back-link:hover{color:var(--color-accent)}.editor{margin-bottom:2rem}.actions{margin-top:1rem;display:flex;gap:1rem}.results{padding:1.5rem;background:var(--color-surface);border:1px solid var(--color-border);border-radius:8px}.results.hidden{display:none}.results h2{margin-bottom:1rem}.output{padding:1rem;background:var(--color-bg);border-radius:4px;font-family:var(--font-mono);font-size:.875rem;white-space:pre-wrap;margin-bottom:1.5rem}.changes{display:flex;flex-direction:column;gap:.75rem}.change-item{padding:.75rem;background:var(--color-bg);border-radius:4px;font-size:.875rem}.change-original{color:#f87171;text-decoration:line-through}.change-corrected{color:#4ade80}.change-reason{color:var(--color-text-muted);font-size:.75rem;margin-top:.25rem}.loading{opacity:.5;pointer-events:none}.error{color:#f87171;padding:1rem;background:#f871711a;border-radius:4px}