body{background:#e5e7eb;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;margin:0;padding:0}.container{min-height:100vh;display:flex;align-items:center;justify-content:center}.card{background:#fff;border-radius:16px;box-shadow:0 8px 30px #0000001a;padding:32px 24px;width:360px;max-width:90vw;display:flex;flex-direction:column;gap:18px;border-top:16px solid #4b3869}.card h2{margin:0;font-size:1.25rem;text-align:center;color:#4b3869}label{font-weight:500;display:flex;flex-direction:column;gap:6px}input[type=number]{padding:6px 10px;border-radius:6px;border:1px solid #ccc;margin-top:4px;font-size:1rem}.checkbox-row{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:8px}.checkbox-row label{flex-direction:row;align-items:center;gap:6px;font-weight:400;font-size:.95rem}button{background:#4b3869;color:#fff;border:none;border-radius:999px;padding:12px 0;font-size:1rem;font-weight:600;cursor:pointer;margin-top:8px;transition:background .2s}button:hover{background:#37264f}.output{background:#f3f4f6;border-radius:8px;padding:12px;margin-top:18px;font-size:.95rem;word-break:break-word;box-shadow:0 2px 6px #0000000d}.password{margin-top:6px;font-family:Courier New,monospace;font-size:1.1rem;color:#333}.password-row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:6px}.copy-btn{background:transparent;border:none;font-size:1.2rem;cursor:pointer;transition:transform .2s}.copy-btn:hover{transform:scale(1.2)}.copied-msg{font-size:.85rem;color:green;margin-top:6px;display:inline-block}