:root{--bg:#0f1115;--card:#171a21;--border:#262b36;--text:#e8eaed;--muted:#9aa3b2;--accent:#ff7a45;--accent-hover:#ff6a2e}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.55}.wrap{max-width:680px;margin:0 auto;padding:4rem 1.25rem 3rem}.head h1{font-size:2.6rem;margin:0 0 .25rem;letter-spacing:-.02em}.head h1 span{color:var(--accent)}.head p{margin:0 0 2rem;color:var(--muted)}.form{display:flex;flex-direction:column;gap:.75rem}.form textarea{width:100%;min-height:160px;resize:vertical;padding:.9rem 1rem;background:var(--card);border:1px solid var(--border);border-radius:10px;color:var(--text);font-size:1rem;font-family:inherit;line-height:1.5}.form textarea:focus{outline:none;border-color:var(--accent)}.actions{display:flex;align-items:center;justify-content:space-between;gap:.75rem}.actions .hint{color:var(--muted);font-size:.82rem}.form button{padding:.8rem 1.4rem;background:var(--accent);color:#1a1205;border:none;border-radius:10px;font-size:1rem;font-weight:700;cursor:pointer;transition:background .15s ease}.form button:hover:not(:disabled){background:var(--accent-hover)}.form button:disabled{opacity:.5;cursor:not-allowed}.error{margin-top:1.25rem;padding:.85rem 1rem;background:#2a1414;border:1px solid #5c2626;border-radius:10px;color:#ffb4a8}.result{margin-top:1.75rem;background:var(--card);border:1px solid var(--border);border-radius:14px;padding:1.25rem 1.35rem}.ccj{white-space:pre-wrap;font-size:1.05rem}.copy{margin-top:1.1rem;padding:.5rem 1rem;background:transparent;color:var(--muted);border:1px solid var(--border);border-radius:8px;cursor:pointer;font-size:.9rem}.copy:hover{color:var(--text);border-color:var(--muted)}.foot{margin-top:3rem;color:var(--muted);font-size:.85rem;text-align:center}