.app[data-v-88de438a]{padding-bottom:60px}.header[data-v-88de438a]{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.header-inner[data-v-88de438a]{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;flex-wrap:wrap;gap:8px}.logo[data-v-88de438a]{font-size:18px}.tabs[data-v-88de438a]{display:flex;gap:4px;flex-wrap:wrap}.tab[data-v-88de438a]{border:none;background:transparent;padding:8px 14px;border-radius:8px;font-size:14px;color:var(--text-light);transition:all .2s}.tab[data-v-88de438a]:hover{background:#f3f4f6}.tab.active[data-v-88de438a]{background:var(--primary);color:#fff}.row-between[data-v-88de438a]{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap}.center[data-v-88de438a]{display:flex;justify-content:center}.hint[data-v-88de438a]{color:var(--text-light);font-size:13px;margin-top:6px}.progress[data-v-88de438a]{color:var(--primary);font-weight:600;margin-bottom:12px}.quiz-item[data-v-88de438a]{border-bottom:1px solid var(--border);padding:12px 0}.q-head[data-v-88de438a]{display:flex;gap:8px;align-items:flex-start;margin-bottom:8px}.q-text[data-v-88de438a]{font-weight:500}.options[data-v-88de438a]{display:flex;flex-direction:column;gap:6px;margin-left:20px}.option[data-v-88de438a]{display:flex;align-items:center;gap:8px;padding:6px 10px;border-radius:6px;cursor:pointer;transition:background .15s}.option[data-v-88de438a]:hover{background:#f3f4f6}.option.selected[data-v-88de438a]{background:#eff6ff}.opt-letter[data-v-88de438a]{font-weight:700;color:var(--primary);width:18px}.fill-box[data-v-88de438a]{margin:6px 0 6px 20px}.fill-input[data-v-88de438a]{width:100%;padding:10px;border:1px solid var(--border);border-radius:8px}.fill-input.area[data-v-88de438a]{resize:vertical;min-height:80px}.result-item[data-v-88de438a]{border:1px solid var(--border);border-radius:8px;padding:12px;margin:10px 0;background:#fafafa}.result-item.wrong[data-v-88de438a]{border-left:4px solid var(--error)}.result-item[data-v-88de438a]:not(.wrong){border-left:4px solid var(--success)}.score[data-v-88de438a]{font-weight:700;color:var(--primary)}.result-q[data-v-88de438a]{color:var(--text-light);margin:6px 0}.comment[data-v-88de438a]{margin:6px 0}.std[data-v-88de438a]{color:var(--success);font-size:13px}.mapping[data-v-88de438a]{color:var(--warning);font-size:13px}.total[data-v-88de438a]{font-weight:700;font-size:18px;margin-top:12px}.error[data-v-88de438a]{color:var(--error);margin-top:10px}.form-row[data-v-88de438a]{display:flex;align-items:center;gap:12px;margin:12px 0}.form-row label[data-v-88de438a]{width:80px;color:var(--text-light)}.select[data-v-88de438a],.input[data-v-88de438a]{padding:10px;border:1px solid var(--border);border-radius:8px;background:#fff;flex:1}.options-preview[data-v-88de438a]{color:var(--text-light);margin:4px 0}.gen-list[data-v-88de438a]{margin-top:16px}.warn-box[data-v-88de438a]{background:#fff7ed;border:1px solid #fdba74;color:#c2410c;padding:8px 12px;border-radius:6px;font-size:13px;margin:8px 0}.manage-add[data-v-88de438a]{border:1px solid var(--border);border-radius:10px;padding:14px;background:#fafafa}.manage-add h3[data-v-88de438a],.manage-list h3[data-v-88de438a]{font-size:15px;margin:0}.manage-list[data-v-88de438a]{border-top:1px solid var(--border);padding-top:16px}.manage-item[data-v-88de438a]{border:1px solid var(--border);border-radius:8px;padding:10px 12px;margin:8px 0;background:#fff}.manage-item-head[data-v-88de438a]{display:flex;gap:8px;align-items:flex-start;flex-wrap:wrap}.manage-src[data-v-88de438a]{font-size:11px;padding:2px 8px;border-radius:999px;background:#eef2ff;color:#4338ca;margin-left:auto;white-space:nowrap}.manage-src.local[data-v-88de438a]{background:#ecfdf5;color:#059669}.manage-actions[data-v-88de438a]{display:flex;gap:6px;margin-top:6px}.btn-outline.danger[data-v-88de438a]{color:var(--error);border-color:var(--error)}.btn-outline.danger[data-v-88de438a]:hover{background:#fef2f2}.grade-q-box[data-v-88de438a]{background:#f8fafc;border:1px solid var(--border);border-radius:8px;padding:10px 12px;margin:8px 0}.badge[data-v-88de438a]{display:inline-block;background:var(--primary);color:#fff;font-size:11px;padding:2px 8px;border-radius:999px}.btn-sm[data-v-88de438a]{font-size:12px;padding:6px 10px}.chat-box[data-v-88de438a]{max-height:400px;overflow-y:auto;border:1px solid var(--border);border-radius:10px;padding:12px;background:#fafafa;margin-bottom:12px}.chat-msg[data-v-88de438a]{display:flex;margin-bottom:8px}.chat-msg.user[data-v-88de438a]{justify-content:flex-end}.chat-bubble[data-v-88de438a]{max-width:80%;padding:10px 14px;border-radius:12px;white-space:pre-wrap}.chat-msg.user .chat-bubble[data-v-88de438a]{background:var(--primary);color:#fff;border-bottom-right-radius:2px}.chat-msg.assistant .chat-bubble[data-v-88de438a]{background:#fff;border:1px solid var(--border);border-bottom-left-radius:2px}.spinner.dark[data-v-88de438a]{border-color:#0003;border-top-color:var(--primary)}.chat-input-row[data-v-88de438a]{display:flex;gap:8px}.suggest[data-v-88de438a]{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}.chip[data-v-88de438a]{border:1px solid var(--border);background:#fff;border-radius:999px;padding:6px 12px;font-size:12px;color:var(--primary);transition:all .2s}.chip[data-v-88de438a]:hover{background:#eff6ff}:root{--primary: #2563eb;--primary-dark: #1e40af;--bg: #f5f7fa;--card: #ffffff;--text: #1f2937;--text-light: #6b7280;--border: #e5e7eb;--success: #16a34a;--error: #dc2626;--warning: #d97706}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}#app{min-height:100vh}.container{max-width:960px;margin:0 auto;padding:16px}button{cursor:pointer;font-family:inherit}input,select,textarea{font-family:inherit}.card{background:var(--card);border-radius:12px;box-shadow:0 1px 3px #00000014;padding:20px;margin-bottom:16px}.btn{display:inline-flex;align-items:center;gap:6px;background:var(--primary);color:#fff;border:none;border-radius:8px;padding:10px 18px;font-size:14px;transition:background .2s}.btn:hover{background:var(--primary-dark)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:#e5e7eb;color:var(--text)}.btn-secondary:hover{background:#d1d5db}.btn-outline{background:transparent;color:var(--primary);border:1px solid var(--primary)}.btn-outline:hover{background:#eff6ff}.btn-sm{padding:6px 12px;font-size:13px}.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;background:#eff6ff;color:var(--primary);margin-right:6px}.spinner{display:inline-block;width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}