*{box-sizing:border-box;margin:0;padding:0}body{font-family:Segoe UI,sans-serif;background:#f4f4f4;color:#1a1a1a}input,textarea,select,button{font-family:inherit;font-size:1rem;padding:10px 14px;border-radius:8px;border:1px solid #ccc;width:100%}button{cursor:pointer;background:#1a1a2e;color:#fff;border:none;transition:opacity .2s}button:hover{opacity:.85}button:disabled{opacity:.5;cursor:not-allowed}.card{background:#fff;border-radius:12px;padding:16px;box-shadow:0 2px 8px #00000014;margin-bottom:12px}.page{max-width:480px;margin:0 auto;padding:16px}.badge{display:inline-block;padding:2px 10px;border-radius:99px;font-size:.75rem;font-weight:600}.badge.borrowed{background:#fff3cd;color:#856404}.badge.pending{background:#cce5ff;color:#004085}.badge.returned{background:#d4edda;color:#155724}