:root{--bg:#f7f7f8;--panel:#fff;--border:#e2e2e5;--text:#1c1c1f;--muted:#666;--accent:#2457c5;--accent-hover:#1b43a0;--removed-bg:#fde3e3;--removed-text:#9c1c1c;--added-bg:#dff5e1;--added-text:#116629;--pending-bg:#fff4e0;--pending-text:#8a5300;--error-bg:#fde3e3;--error-text:#9c1c1c}*{box-sizing:border-box}body{font-family:-apple-system,system-ui,Segoe UI,sans-serif;max-width:48rem;margin:0 auto;padding:2rem 1.25rem 4rem;color:var(--text);background:var(--bg)}h1{font-size:1.4rem;margin:0 0 .25rem}.tagline{color:var(--muted);margin:0 0 1.75rem;font-size:.95rem}form{gap:.75rem;flex-wrap:wrap;align-items:flex-end;background:var(--panel);border:1px solid var(--border);border-radius:.6rem;padding:1rem;margin-bottom:1.5rem}.field,form{display:flex}.field{flex-direction:column;gap:.3rem;flex:1 1 14rem}label{font-size:.78rem;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.02em}input{font:inherit;font-size:.95rem;padding:.5rem .6rem;border:1px solid var(--border);border-radius:.4rem;background:var(--panel);color:var(--text)}input:focus{outline:2px solid var(--accent);outline-offset:1px}button{font:inherit;font-weight:600;font-size:.95rem;padding:.55rem 1.1rem;border:none;border-radius:.4rem;background:var(--accent);color:#fff;cursor:pointer;transition:background .15s ease}button:hover:not(:disabled){background:var(--accent-hover)}button:disabled{opacity:.6;cursor:default}.status{display:none;align-items:center;gap:.6rem;color:var(--muted);margin-bottom:1.25rem;font-size:.9rem}.status.visible{display:flex}.spinner{width:1rem;height:1rem;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite;flex-shrink:0}@keyframes spin{to{transform:rotate(1turn)}}.banner{padding:.75rem 1rem;border-radius:.5rem;margin-bottom:1rem;font-size:.92rem}.banner.error{background:var(--error-bg);color:var(--error-text)}.banner.notice{color:var(--muted)}.banner.notice,section.section-card{background:var(--panel);border:1px solid var(--border)}section.section-card{border-radius:.6rem;padding:1rem 1.25rem;margin-bottom:1.1rem}section.section-card h2{font-size:1rem;margin:0 0 .6rem;padding-bottom:.5rem;border-bottom:1px solid var(--border)}.diff-text{white-space:pre-wrap;word-wrap:break-word;font-family:Georgia,serif;line-height:1.6;margin:0}del.removed{background:var(--removed-bg);color:var(--removed-text);text-decoration:line-through}ins.added{background:var(--added-bg);color:var(--added-text);text-decoration:none}.pending-note{background:var(--pending-bg);color:var(--pending-text);border-radius:.4rem;padding:.6rem .8rem;font-size:.9rem;margin:0 0 .5rem}.pending-list{margin:0;padding-left:1.1rem;font-size:.9rem;color:var(--muted)}.section-error{color:var(--error-text);font-size:.9rem}@media (max-width:480px){form{flex-direction:column;align-items:stretch}.field{flex:1 1 auto}}