*{box-sizing:border-box}body{margin:0;font-family:Arial,sans-serif;background:#f5f7fb;color:#1d2433}.container{max-width:960px;margin:24px auto;padding:0 16px 40px}.panel{background:#fff;border:1px solid #e3e8f2;border-radius:10px;padding:16px;margin-bottom:16px}label{display:block;font-weight:600;margin-bottom:8px}textarea{width:100%;resize:vertical;font-size:15px;padding:10px;border:1px solid #c7cfde;border-radius:8px}.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:12px}button{border:1px solid #bcc6da;background:#fff;border-radius:8px;padding:8px 12px;cursor:pointer}button.active{background:#2f6df6;border-color:#2f6df6;color:#fff}button:disabled{opacity:.6;cursor:not-allowed}.sentence-head{display:flex;justify-content:space-between;gap:12px;align-items:center;flex-wrap:wrap}.sentence-text{font-size:20px;margin:8px 0 14px}.word-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:8px;align-items:stretch}.word-card{border:1px solid #e0e6f2;border-radius:8px;padding:8px;background:#fcfdff;display:grid;grid-template-rows:2.4em 2.7em auto auto;align-content:start}.word{font-weight:700;margin-bottom:4px;line-height:1.2;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;line-clamp:2;-webkit-line-clamp:2;-webkit-box-orient:vertical}.ipa{color:#4c5570;min-height:20px;font-family:Noto Sans,Arial,sans-serif;font-size:16px;letter-spacing:.5px;line-height:1.35;overflow:hidden;overflow-wrap:anywhere;display:-webkit-box;line-clamp:2;-webkit-line-clamp:2;-webkit-box-orient:vertical}.sentence-score{margin:6px 0 12px;color:#3e4760}.sentence-score-head{display:flex;align-items:center;justify-content:space-between;font-size:13px;margin-bottom:4px}.sentence-score-bar{width:100%;height:10px;border-radius:999px;background:#e7ebf5;overflow:hidden}.sentence-score-fill{height:100%;border-radius:inherit;background:linear-gradient(90deg,#34b56a,#1e9e4a)}.notation-help{margin:8px 0 12px;padding:10px;border:1px solid #e0e6f2;border-radius:8px;background:#fafcff}.notation-title{font-weight:700;font-size:13px;margin-bottom:6px}.notation-grid{display:flex;flex-wrap:wrap;gap:6px}.notation-chip{font-size:12px;color:#3e4760;background:#edf2fb;border-radius:999px;padding:4px 8px}.ipa-char-correct{color:#1e9e4a}.ipa-char-deleted{color:#cc2a2a}.ipa-char-inserted{color:#1e6de0}.ipa-char-substituted{color:#d87817}.word-status{margin-top:6px}.word-status-bar{width:100%;height:6px;border-radius:999px;background:#e7ebf5;overflow:hidden;display:flex}.word-status-segment{height:100%}.word-status-correct{background:#1e9e4a}.word-status-deleted{background:#cc2a2a}.word-status-inserted{background:#1e6de0}.word-status-substituted{background:#d87817}.word-status-legend{margin-top:4px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2px 8px;font-size:11px}.legend-correct{color:#1e9e4a}.legend-deleted{color:#cc2a2a}.legend-inserted{color:#1e6de0}.legend-substituted{color:#d87817}.error{color:#c12a2a;font-weight:600}