// ==UserScript==
// @name         WHUT教务系统小助手
// @namespace    http://tampermonkey.net/
// @version      3.6.1
// @description  现代化教务浮窗助手：支持成绩分析与隐藏成绩回填、学业监测报告、GPA 查询、官方证明下载和一键评教，面板可拖拽、缩放并关闭回悬浮球。
// @author       毫厘
// @match        *://jwxt.whut.edu.cn/jwapp/sys/*
// @match        *://jwxt.whut.edu.cn/jwmobile/index#/kwApp/cjcx/*
// @require      https://cdnjs.cloudflare.com/ajax/libs/html2canvas/1.4.1/html2canvas.min.js
// @require      https://cdn.sheetjs.com/xlsx-latest/package/dist/xlsx.full.min.js
// @require      https://cdn.jsdelivr.net/npm/sweetalert2@11
// @grant        GM_addStyle
// @grant        GM_xmlhttpRequest
// @connect      jwxt.whut.edu.cn
// @run-at       document-start
// @license MIT
// ==/UserScript==

(function() {
    'use strict';

    // ================= 🎨 现代化样式配置 =================
    const THEME = {
        primary: "#4f46e5", primaryHover: "#4338ca", accent: "#ec4899",
        bg: "#f8fafc", panelBg: "rgba(255, 255, 255, 0.95)", border: "#e2e8f0",
        textMain: "#1e293b", textSub: "#64748b",
        success: "#10b981", warning: "#f59e0b", danger: "#ef4444"
    };

    GM_addStyle(`
        /* 悬浮球样式 (支持拖拽) */
        #whut-fab {
            position: fixed; width: 56px; height: 56px;
            background: linear-gradient(135deg, ${THEME.primary}, ${THEME.accent});
            color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center;
            font-size: 24px; cursor: grab; box-shadow: 0 4px 14px rgba(79, 70, 229, 0.4);
            z-index: 100000; transition: transform 0.2s, box-shadow 0.2s; user-select: none;
        }
        #whut-fab:hover { transform: scale(1.05); box-shadow: 0 6px 20px rgba(79, 70, 229, 0.6); }
        #whut-fab:active { cursor: grabbing; transform: scale(0.95); }

        /* 悬浮窗口化主面板 */
        #whut-helper-panel {
            display: none; position: fixed; width: 600px; min-width: 420px; max-width: calc(100vw - 32px); height: 85vh; min-height: 420px; max-height: calc(100vh - 32px);
            background: ${THEME.panelBg}; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.15); border-radius: 16px; border: 1px solid rgba(255,255,255,0.5);
            z-index: 99999; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            flex-direction: column; overflow: hidden; font-size: 13px; resize: none;
        }
        #whut-helper-panel.open { display: flex; animation: panelPopIn 0.3s cubic-bezier(0.16, 1, 0.3, 1); }

        .helper-header { background: linear-gradient(180deg, rgba(255,255,255,0.92), rgba(255,255,255,0.68)); padding: 16px 18px 0; flex-shrink: 0; cursor: grab; user-select: none; border-bottom: 1px solid rgba(226,232,240,0.72); }
        .helper-header:active { cursor: grabbing; }
        .header-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; pointer-events: none; }
        .header-title { font-size: 18px; font-weight: 700; color: ${THEME.textMain}; display: flex; align-items: center; gap: 8px; }
        .header-actions { display: flex; align-items: center; gap: 6px; pointer-events: auto; }
        .header-action { width: 30px; height: 30px; border: 1px solid ${THEME.border}; background: white; color: ${THEME.textSub}; border-radius: 8px; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; font-size: 15px; line-height: 1; transition: 0.2s; }
        .header-action:hover { color: ${THEME.primary}; border-color: ${THEME.primary}; background: #f8fafc; }
        .header-close:hover { color: ${THEME.danger}; border-color: #fecaca; background: #fee2e2; }

        .helper-tabs { display: flex; gap: 8px; padding: 2px 0 12px; overflow-x: auto; scrollbar-width: none; pointer-events: auto; }
        .helper-tab { padding: 8px 12px; cursor: pointer; color: ${THEME.textSub}; font-weight: 700; font-size: 13px; position: relative; transition: 0.2s; white-space: nowrap; border: 1px solid transparent; border-radius: 999px; background: transparent; }
        .helper-tab:hover { color: ${THEME.primary}; background: #eef2ff; }
        .helper-tab.active { color: ${THEME.primary}; background: #eef2ff; border-color: #c7d2fe; box-shadow: 0 2px 8px rgba(79,70,229,0.10); }
        .helper-tab.active::after { content: none; }

        .tab-view { display: none; flex-direction: column; flex: 1; overflow: hidden; }
        .tab-view.active { display: flex; animation: fadeIn 0.3s; }

        /* 通用工具栏与列表样式 */
        .helper-toolbar { padding: 12px 20px; background: rgba(255,255,255,0.76); border-bottom: 1px solid ${THEME.border}; flex-shrink: 0; }
        .search-box { display: flex; gap: 8px; margin-bottom: 10px; }
        .search-input { flex: 1; padding: 8px 12px; border: 1px solid ${THEME.border}; border-radius: 8px; font-size: 13px; background: white; outline: none; transition: 0.2s; }
        .search-input:focus { border-color: ${THEME.primary}; box-shadow: 0 0 0 2px rgba(79,70,229,0.1); }
        .btn-modern { padding: 8px 16px; background: ${THEME.primary}; color: white; border: none; border-radius: 8px; cursor: pointer; font-weight: 700; transition: 0.2s; box-shadow: 0 2px 8px rgba(79,70,229,0.12); }
        .btn-modern:hover { background: ${THEME.primaryHover}; }
        .btn-outline { background: white; color: ${THEME.textSub}; border: 1px solid ${THEME.border}; }
        .btn-outline:hover { color: ${THEME.primary}; border-color: ${THEME.primary}; background: #f8fafc; }
        .btn-modern:disabled { opacity: 0.6; cursor: not-allowed; }

        .filter-row { display: flex; gap: 8px; margin-bottom: 10px; align-items: center; }
        .filter-select { flex: 1; min-width: 0; height: 34px; padding: 6px 30px 6px 10px; border: 1px solid ${THEME.border}; border-radius: 8px; font-size: 12px; background-color: white; color: ${THEME.textMain}; outline: none; box-sizing: border-box; appearance: none; background-image: linear-gradient(45deg, transparent 50%, ${THEME.textSub} 50%), linear-gradient(135deg, ${THEME.textSub} 50%, transparent 50%); background-position: calc(100% - 16px) 14px, calc(100% - 11px) 14px; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; }
        .filter-select:focus { border-color: ${THEME.primary}; box-shadow: 0 0 0 2px rgba(79,70,229,0.1); }
        .semester-filter { flex: 1.2; position: relative; min-width: 0; }
        .semester-filter-button { width: 100%; height: 34px; padding: 6px 10px; border: 1px solid ${THEME.border}; border-radius: 8px; background: white; color: ${THEME.textMain}; font-size: 12px; outline: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 6px; }
        .semester-filter-button:hover { border-color: ${THEME.primary}; }
        .semester-filter-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
        .semester-menu { display: none; position: absolute; left: 0; right: 0; top: calc(100% + 6px); background: white; border: 1px solid ${THEME.border}; border-radius: 8px; box-shadow: 0 12px 26px rgba(15,23,42,0.14); padding: 8px; z-index: 100001; max-height: 260px; overflow-y: auto; }
        .semester-filter.open .semester-menu { display: block; }
        .semester-actions { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; padding-bottom: 8px; margin-bottom: 6px; border-bottom: 1px dashed ${THEME.border}; }
        .semester-action { border: 1px solid ${THEME.border}; background: #f8fafc; color: ${THEME.textSub}; border-radius: 6px; padding: 5px 0; font-size: 11px; cursor: pointer; }
        .semester-action:hover { color: ${THEME.primary}; border-color: ${THEME.primary}; background: white; }
        .semester-option { display: flex; align-items: center; gap: 8px; padding: 7px 6px; border-radius: 6px; color: ${THEME.textMain}; font-size: 12px; cursor: pointer; }
        .semester-option:hover { background: #f8fafc; }
        .semester-option input { width: 14px; height: 14px; accent-color: ${THEME.primary}; cursor: pointer; }
        .action-row { display: flex; gap: 8px; }

        .analysis-toolbar { display: block; }
        .analysis-filter-grid { display: grid; grid-template-columns: minmax(180px, 1.35fr) minmax(110px, 1fr) minmax(96px, .85fr) minmax(96px, .85fr); gap: 8px; align-items: end; }
        .analysis-toolbar .search-box { margin-bottom: 10px; }
        .field-control { min-width: 0; }
        .field-label { display: block; margin: 0 0 5px; color: ${THEME.textSub}; font-size: 11px; font-weight: 800; }
        .field-control .search-input, .field-control .filter-select, .field-control .semester-filter-button { height: 34px; border-radius: 8px; box-sizing: border-box; }
        .analysis-actions { display: flex; justify-content: flex-end; gap: 8px; }
        .analysis-actions .btn-modern { flex: 0 1 150px; padding-left: 12px; padding-right: 12px; }

        .eval-toolbar { display: grid; gap: 10px; }
        .eval-status-row { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
        .eval-status-note { color: ${THEME.textSub}; font-size: 11px; white-space: nowrap; }
        .eval-status-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
        .eval-config-card { background: white; border: 1px solid ${THEME.border}; border-radius: 10px; padding: 12px; box-shadow: 0 2px 8px rgba(0,0,0,0.02); display: grid; gap: 10px; }
        .eval-config-card.collapsed { display: none; }
        .eval-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; align-items: end; }
        .eval-comment { grid-column: 1 / -1; }
        .eval-field { min-width: 0; }
        .eval-field textarea, .eval-field select, .eval-field input { width: 100%; border: 1px solid ${THEME.border}; border-radius: 8px; color: ${THEME.textMain}; background: #f8fafc; outline: none; box-sizing: border-box; font: inherit; font-size: 12px; transition: 0.2s; }
        .eval-field textarea { height: 58px; padding: 8px 10px; resize: vertical; min-height: 44px; }
        .eval-field select, .eval-field input { height: 34px; padding: 6px 9px; }
        .eval-field textarea:focus, .eval-field select:focus, .eval-field input:focus { border-color: ${THEME.primary}; background: white; box-shadow: 0 0 0 2px rgba(79,70,229,0.10); }
        .eval-config-actions { display: flex; justify-content: flex-end; gap: 8px; }
        .eval-footer { display: flex; gap: 8px; border-top: 1px solid ${THEME.border}; border-bottom: none; }
        .eval-footer .btn-modern { min-height: 36px; }

        .helper-content { flex: 1; overflow-y: auto; padding: 14px 20px; background: ${THEME.bg}; scrollbar-width: thin; }
        .course-item { background: white; margin-bottom: 10px; border-radius: 10px; box-shadow: 0 2px 6px rgba(0,0,0,0.03); border: 1px solid ${THEME.border}; transition: transform 0.2s, box-shadow 0.2s; overflow: hidden; }
        .course-item:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.06); }
        .course-summary { padding: 14px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; }
        .course-main { flex: 1; min-width: 0; margin-right: 12px; }
        .course-title { font-weight: 600; color: ${THEME.textMain}; font-size: 14px; margin-bottom: 6px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
        .course-tags { font-size: 11px; display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
        .tag { padding: 2px 6px; border-radius: 4px; color: ${THEME.textSub}; background: #f1f5f9; }
        .tag-credit { color: ${THEME.primary}; background: #e0e7ff; }
        .tag-compulsory { color: ${THEME.accent}; background: #fce7f3; font-weight: bold; }
        .course-score { font-weight: 700; font-size: 18px; }
        .score-high { color: ${THEME.success}; } .score-med { color: ${THEME.warning}; } .score-low { color: ${THEME.danger}; } .score-none { color: #cbd5e1; font-size: 14px; }

        .helper-footer { background: white; padding: 14px 20px; border-top: 1px solid ${THEME.border}; flex-shrink: 0; box-shadow: 0 -4px 10px rgba(0,0,0,0.02); pointer-events: none; }
        .footer-stat { display: flex; justify-content: space-between; margin-bottom: 6px; align-items: center; font-size: 13px; color: ${THEME.textSub}; }
        .footer-stat b { font-size: 15px; color: ${THEME.textMain}; }
        .stat-highlight b { font-size: 18px; color: ${THEME.primary}; }
        .stat-highlight span:first-child b { color: ${THEME.accent}; }

        /* 成绩详情与分布图 */
        .detail-panel { background: #f8fafc; border-top: 1px dashed ${THEME.border}; display: none; padding: 12px 14px; }
        .detail-panel.open { display: block; animation: slideIn 0.2s ease; }
        .compare-table { width: 100%; font-size: 12px; border-collapse: collapse; margin-bottom: 10px; background: white; border-radius: 6px; overflow: hidden; border: 1px solid #f1f5f9; text-align: center; }
        .compare-table th { background: #f1f5f9; color: ${THEME.textSub}; font-weight: 500; padding: 8px 4px; }
        .compare-table td { padding: 8px 4px; color: ${THEME.textMain}; border-bottom: 1px solid #f1f5f9; }
        .val-rank { color: ${THEME.accent}; font-weight: bold; }
        .dist-container { padding: 5px 0; }
        .dist-row { display: flex; align-items: center; margin-bottom: 6px; font-size: 11px; }
        .dist-name { width: 40px; color: ${THEME.textSub}; text-align: right; margin-right: 8px; }
        .dist-track { flex: 1; height: 6px; background: #e2e8f0; border-radius: 3px; overflow: hidden; }
        .dist-fill { height: 100%; background: ${THEME.primary}; border-radius: 3px; opacity: 0.8; transition: width 0.3s ease; }
        .dist-num { width: 25px; margin-left: 8px; color: ${THEME.textSub}; font-weight: 500;}

        /* ====== 导出/打印/GPA视图专属样式 ====== */
        .export-container, .gpa-container { padding: 20px; overflow-y: auto; background: ${THEME.bg}; flex: 1; }
        .export-card, .gpa-card { background: white; border-radius: 12px; padding: 20px; margin-bottom: 16px; border: 1px solid ${THEME.border}; box-shadow: 0 2px 8px rgba(0,0,0,0.02); }
        .export-card h3 { margin: 0 0 10px 0; color: ${THEME.textMain}; font-size: 15px; display: flex; align-items: center; gap: 8px; }
        .export-card p { margin: 0 0 16px 0; color: ${THEME.textSub}; font-size: 13px; line-height: 1.5; }

        .print-row { display:flex; justify-content:space-between; align-items:center; background:#f8fafc; padding:12px; border:1px solid #e2e8f0; border-radius:8px; transition:0.2s; }
        .print-row:hover { border-color:${THEME.primary}; background:white; box-shadow:0 2px 8px rgba(0,0,0,0.03); }
        .print-name { font-weight:500; color:#1e293b; font-size:13px; }

        .gpa-card-title { font-size: 16px; font-weight: 700; color: ${THEME.textMain}; margin-bottom: 15px; display: flex; align-items: center; gap: 8px; border-bottom: 1px solid ${THEME.border}; padding-bottom: 10px; }
        .gpa-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 15px; }
        .gpa-item { display: flex; flex-direction: column; background: #f8fafc; padding: 12px; border-radius: 8px; border: 1px solid #e2e8f0; }
        .gpa-item-label { font-size: 11px; color: ${THEME.textSub}; margin-bottom: 4px; }
        .gpa-item-value { font-size: 18px; font-weight: bold; color: ${THEME.primary}; }
        .gpa-item-value.accent { color: ${THEME.accent}; }
        .gpa-ranks { display: flex; gap: 10px; font-size: 12px; color: ${THEME.textSub}; background: #f1f5f9; padding: 8px 12px; border-radius: 6px; }
        .gpa-ranks span b { color: ${THEME.textMain}; }

        /* 评教视图专属样式 */
        #pj-list-area { padding: 12px 20px !important; background: ${THEME.bg} !important; }
        #pj-list-area > div { background: white; border: 1px solid ${THEME.border}; border-radius: 10px; overflow: hidden; margin-bottom: 10px; box-shadow: 0 2px 8px rgba(0,0,0,0.02); }
        .pj-group-header { padding: 12px 14px; background: linear-gradient(180deg, #ffffff, #f8fafc); font-weight: 800; font-size: 13px; color: ${THEME.textMain}; cursor: pointer; display: flex; align-items: center; border-bottom: 1px solid ${THEME.border}; gap: 8px; }
        .pj-group-header:hover { background: #f8fafc; }
        .pj-group-content { background: white; }
        .pj-item { padding: 12px 14px; background: white; border-bottom: 1px solid #f1f5f9; display: flex; align-items: center; justify-content: space-between; transition: 0.2s; }
        .pj-item:hover { background: #f8fafc; }
        .pj-item:last-child { border-bottom: none; }
        .pj-item-main { flex: 1; margin-left: 10px; line-height: 1.4; }
        .pj-item-title { font-size: 13px; font-weight: 600; color: ${THEME.textMain}; }
        .pj-item-sub { font-size: 11px; color: ${THEME.textSub}; }
        .pj-badge { font-size: 10px; padding: 3px 7px; border-radius: 999px; font-weight: 800; margin-bottom: 4px; display: inline-block; }
        .pj-badge.ing { color: ${THEME.success}; background: #d1fae5; }
        .pj-badge.done { color: ${THEME.primary}; background: #e0e7ff; }
        .pj-badge.wait { color: ${THEME.textSub}; background: #e2e8f0; }
        .pj-badge.end { color: ${THEME.danger}; background: #fee2e2; }
        .pj-log { font-size: 10px; color: ${THEME.warning}; text-align: right; }

        /* 学业监测视图 */
        .monitor-container { padding: 16px 20px; overflow-y: auto; background: ${THEME.bg}; flex: 1; }
        .monitor-toolbar-row { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
        .monitor-status { font-size: 12px; color: ${THEME.textSub}; font-weight: 500; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
        .monitor-actions { display: flex; gap: 8px; flex-shrink: 0; }
        .monitor-overview { background: white; border: 1px solid ${THEME.border}; border-radius: 10px; padding: 16px; margin-bottom: 14px; box-shadow: 0 2px 8px rgba(0,0,0,0.02); }
        .monitor-overview-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 14px; }
        .monitor-status-pill { padding: 5px 9px; border-radius: 999px; font-size: 12px; font-weight: 700; white-space: nowrap; }
        .monitor-status-pill.pass { color: #047857; background: #d1fae5; }
        .monitor-status-pill.warn { color: #b91c1c; background: #fee2e2; }
        .monitor-progress-track { height: 10px; background: #e2e8f0; border-radius: 999px; overflow: hidden; margin-bottom: 8px; }
        .monitor-progress-fill { height: 100%; background: linear-gradient(90deg, ${THEME.primary}, ${THEME.success}); border-radius: 999px; transition: width 0.3s ease; }
        .monitor-progress-meta { display: flex; justify-content: space-between; color: ${THEME.textSub}; font-size: 12px; }
        .monitor-section-title { font-size: 13px; font-weight: 700; color: ${THEME.textMain}; margin: 14px 0 8px; display: flex; align-items: center; gap: 6px; }
        .monitor-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
        .monitor-card { background: white; border: 1px solid ${THEME.border}; border-radius: 8px; padding: 12px; min-width: 0; box-shadow: 0 2px 8px rgba(0,0,0,0.02); }
        .monitor-card-title { font-weight: 700; color: ${THEME.textMain}; font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-bottom: 8px; }
        .monitor-card-meta { display: flex; justify-content: space-between; color: ${THEME.textSub}; font-size: 12px; margin-bottom: 8px; }
        .monitor-mini-track { height: 6px; background: #e2e8f0; border-radius: 999px; overflow: hidden; }
        .monitor-mini-fill { height: 100%; background: ${THEME.primary}; border-radius: 999px; }
        .monitor-groups { background: white; border: 1px solid ${THEME.border}; border-radius: 8px; overflow: hidden; }
        .monitor-group { border-bottom: 1px solid ${THEME.border}; }
        .monitor-group:last-child { border-bottom: none; }
        .monitor-group-header { width: 100%; border: none; background: white; padding: 12px 14px; display: flex; align-items: center; gap: 8px; cursor: pointer; color: ${THEME.textMain}; text-align: left; }
        .monitor-group-header:hover { background: #f8fafc; }
        .monitor-group-arrow { width: 14px; color: ${THEME.textSub}; font-size: 12px; }
        .monitor-group-title { font-weight: 800; font-size: 14px; }
        .monitor-group-credit { color: ${THEME.success}; font-weight: 700; font-size: 13px; }
        .monitor-group-badge { margin-left: auto; padding: 3px 7px; border-radius: 999px; font-size: 11px; font-weight: 700; white-space: nowrap; }
        .monitor-group-badge.pass { color: #047857; background: #d1fae5; }
        .monitor-group-badge.warn { color: #b91c1c; background: #fee2e2; }
        .monitor-group-body { overflow-x: auto; border-top: 1px solid ${THEME.border}; }
        .monitor-course-table { width: 100%; min-width: 690px; border-collapse: collapse; font-size: 12px; }
        .monitor-course-table th { background: #f1f5f9; color: ${THEME.textMain}; font-weight: 800; text-align: left; padding: 10px 12px; white-space: nowrap; }
        .monitor-course-table td { padding: 10px 12px; border-top: 1px solid #edf2f7; color: ${THEME.textMain}; vertical-align: middle; }
        .monitor-course-row.pending td { color: #94a3b8; background: #f8fafc; }
        .monitor-course-name { line-height: 1.45; max-width: 250px; }
        .monitor-pass-dot { display: inline-flex; align-items: center; justify-content: center; width: 20px; height: 20px; border-radius: 50%; color: white; font-weight: 800; font-size: 13px; }
        .monitor-pass-dot.pass { background: #60c33f; }
        .monitor-pass-dot.fail { background: ${THEME.danger}; }
        .monitor-pass-dot.pending { background: #cbd5e1; color: #64748b; }
        @media (max-width: 620px) {
            .analysis-filter-grid, .eval-grid { grid-template-columns: 1fr; }
            .analysis-actions { justify-content: stretch; }
            .analysis-actions .btn-modern { flex: 1; }
        }
        .monitor-warning { background: #fff7f7; border: 1px solid #fecaca; color: #991b1b; border-radius: 8px; padding: 10px 12px; margin-bottom: 8px; font-size: 12px; line-height: 1.45; }
        .monitor-empty { text-align:center; padding:32px 12px; color:#94a3b8; }

        @keyframes panelPopIn { from { opacity: 0; transform: scale(0.95); } to { opacity: 1; transform: scale(1); } }
        @keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
        @keyframes slideIn { from { opacity: 0; height: 0; } to { opacity: 1; height: auto; } }
        .swal2-container { z-index: 1000000 !important; }
    `);

    // ================= 🧠 统一状态与全局接口 =================
    const Toast = Swal.mixin({ toast: true, position: 'top-end', showConfirmButton: false, timer: 3000, timerProgressBar: true });
    const EVAL_DEFAULT_CONFIG = {
        comment: "老师讲课重点突出，条理清晰，内容丰富，受益匪浅。",
        delay: 1500,
        randomScore: false
    };

    let state = {
        userId: null, userName: null,
        dataMap: new Map(), rawData: [], filteredData: [],
        filters: { search: '', semesters: new Set(), semesterAll: true, type: 'all', sort: 'semester_desc' },
        semesters: new Set(), types: new Set(),
        isFetching: false, isPrintLoaded: false,
        stats: { totalCredit: 0, avgGPA: 0, compulsoryGPA: 0, count: 0 },
        monitor: {
            isLoaded: false, isRefreshing: false, isLoading: false, renderAfterLoad: false,
            overview: { required: 0, earned: 0, passed: true, calculatedTime: "" },
            categories: [], warnings: [], raw: null, scoreFallbacks: [],
            openGroups: new Set(), openGroupsTouched: false
        },
        eval: {
            isLoaded: false, isRunning: false, courses: [], termCode: '',
            config: {
                comment: localStorage.getItem('whut_pj_comment') || EVAL_DEFAULT_CONFIG.comment,
                delay: parseInt(localStorage.getItem('whut_pj_delay')) || EVAL_DEFAULT_CONFIG.delay,
                randomScore: localStorage.getItem('whut_pj_random') === null ? EVAL_DEFAULT_CONFIG.randomScore : localStorage.getItem('whut_pj_random') !== 'false'
            }
        }
    };

    const debounce = (func, wait) => {
        let timeout;
        return function(...args) { clearTimeout(timeout); timeout = setTimeout(() => func.apply(this, args), wait); };
    };

    const escapeHTML = (val) => String(val ?? '').replace(/[&<>"']/g, ch => ({ '&': '&amp;', '<': '&lt;', '>': '&gt;', '"': '&quot;', "'": '&#39;' }[ch]));
    const toNum = (val, fallback = 0) => {
        const n = parseFloat(val);
        return Number.isFinite(n) ? n : fallback;
    };
    const compactParams = (obj) => Object.fromEntries(Object.entries(obj || {}).filter(([, v]) => v !== undefined && v !== null && v !== ''));

    const API = {
        req: (opts) => new Promise((resolve, reject) => GM_xmlhttpRequest({ ...opts, onload: resolve, onerror: reject })),
        postJSON: async (url, dataStr) => {
            try {
                const res = await fetch(url, { method: 'POST', headers: { 'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8', 'X-Requested-With': 'XMLHttpRequest' }, body: dataStr });
                return await res.json();
            } catch (e) { return null; }
        },
        postForm: async (url, data = {}) => {
            const body = data instanceof URLSearchParams ? data : new URLSearchParams(compactParams(data));
            const res = await API.req({ method: 'POST', url, headers: { 'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8', 'X-Requested-With': 'XMLHttpRequest' }, data: body.toString() });
            return JSON.parse(res.responseText);
        },
        getUserInfo: async () => {
            if (state.userId && state.userName) return { userId: state.userId, userName: state.userName };
            const res = await API.req({ method: 'GET', url: 'https://jwxt.whut.edu.cn/jwapp/sys/homeapp/api/home/currentUser.do' });
            const data = JSON.parse(res.responseText);
            if (data.code === "0" && data.datas) { state.userId = data.datas.userId; state.userName = data.datas.userName; return data.datas; }
            throw new Error("未能获取身份信息，请确认已登录教务系统");
        }
    };

    // ================= 🚀 初始化 UI 框架 =================
    function initUI() {
        if (document.getElementById('whut-fab')) return;

        const savedFab = JSON.parse(localStorage.getItem('whut_fab_pos')) || { right: '30px', bottom: '30px' };
        const savedPanel = JSON.parse(localStorage.getItem('whut_panel_pos')) || { left: 'calc(50% - 300px)', top: '10vh' };

        const fab = document.createElement('div');
        fab.id = 'whut-fab'; fab.innerHTML = '✨'; fab.title = "打开小助手";
        if(savedFab.right) fab.style.right = savedFab.right; if(savedFab.bottom) fab.style.bottom = savedFab.bottom;
        if(savedFab.left) fab.style.left = savedFab.left; if(savedFab.top) fab.style.top = savedFab.top;
        document.body.appendChild(fab);

        const panel = document.createElement('div');
        panel.id = 'whut-helper-panel';
        panel.style.left = savedPanel.left; panel.style.top = savedPanel.top;
        panel.innerHTML = `
            <div class="helper-header" id="panel-drag-handle">
                <div class="header-top">
                    <div class="header-title">🎓 教务系统小助手 3.6.1</div>
                    <div class="header-actions">
                        <button type="button" class="header-action header-close" id="h-close" title="收起到悬浮球">✕</button>
                    </div>
                </div>
                <div class="helper-tabs">
                    <div class="helper-tab active" data-target="view-monitor">🎓 学业监测</div>
                    <div class="helper-tab" data-target="view-analysis">📊 成绩分析</div>
                    <div class="helper-tab" data-target="view-gpa">🏆 GPA查询</div>
                    <div class="helper-tab" data-target="view-print">🖨️ 官方证明</div>
                    <div class="helper-tab" data-target="view-eval">📝 一键评教</div>
                </div>
            </div>

            <div class="tab-view" id="view-analysis">
                <div class="helper-toolbar analysis-toolbar">
                    <div class="search-box">
                        <input type="text" class="search-input" id="h-search" placeholder="搜索课程或代码...">
                        <button class="btn-modern btn-outline" id="h-reset">重置</button>
                    </div>
                    <div class="filter-row">
                        <div class="semester-filter" id="semester-filter">
                            <button type="button" class="semester-filter-button" id="h-semester-toggle"><span class="semester-filter-label" id="h-semester-label">全部学期</span><span>▾</span></button>
                            <div class="semester-menu" id="h-semester-menu"></div>
                        </div>
                        <select id="h-type" class="filter-select"><option value="all">全部性质</option></select>
                        <select id="h-sort" class="filter-select">
                            <option value="semester_desc">默认排序</option><option value="gpa_desc">绩点 ↓</option>
                            <option value="gpa_asc">绩点 ↑</option><option value="credit_desc">学分 ↓</option><option value="credit_asc">学分 ↑</option>
                        </select>
                    </div>
                    <div class="action-row">
                        <button class="btn-modern btn-outline" style="flex:1;" id="btn-exp-cur-xls">📊 当前列表 Excel</button>
                        <button class="btn-modern btn-outline" style="flex:1;" id="btn-exp-cur-img">🖼️ 生成成绩长图</button>
                    </div>
                </div>
                <div class="helper-content" id="h-list"><div style="text-align:center; padding:40px 20px; color:#94a3b8;">🔄 正在抓取成绩...</div></div>
                <div class="helper-footer" id="h-footer">
                    <div class="footer-stat"><span>课程: <b>0</b> 门</span><span>总学分: <b>0</b></span></div>
                    <div class="footer-stat stat-highlight"><span>必修绩点: <b>-</b></span><span>全科绩点: <b>-</b></span></div>
                </div>
            </div>

            <div class="tab-view" id="view-gpa">
                <div class="helper-toolbar" style="border-bottom: 1px solid ${THEME.border}; padding: 12px 20px;">
                    <div class="action-row">
                        <button class="btn-modern btn-outline" style="flex:1;" id="btn-gpa-semester-manager">⚙️ 手动更新学期</button>
                        <button class="btn-modern btn-outline" style="flex:1;" id="btn-exp-gpa-xls">📊 导出 GPA 表格</button>
                        <button class="btn-modern btn-outline" style="flex:1;" id="btn-exp-gpa-img">🖼️ 生成 GPA 长图</button>
                    </div>
                </div>
                <div class="gpa-container" id="gpa-content"><div style="text-align:center; padding:40px 20px; color:#94a3b8;">⏳ 点击加载综合 GPA 数据...</div></div>
            </div>

            <div class="tab-view active" id="view-monitor">
                <div class="helper-toolbar">
                    <div class="monitor-toolbar-row">
                        <span class="monitor-status" id="monitor-status">⏳ 点击加载个人学业监测数据...</span>
                        <div class="monitor-actions">
                            <button class="btn-modern btn-outline" id="btn-monitor-refresh">🔄 手动同步</button>
                            <button class="btn-modern" id="btn-monitor-export">📥 导出综合表现</button>
                        </div>
                    </div>
                </div>
                <div class="monitor-container" id="monitor-content"><div class="monitor-empty">⏳ 等待加载学业监测报告...</div></div>
            </div>

            <div class="tab-view" id="view-eval">
                <div class="helper-toolbar eval-toolbar">
                    <div class="eval-status-row">
                        <span id="pj-status" class="monitor-status">⏳ 初始化评教数据...</span>
                        <div class="eval-status-actions">
                            <span class="eval-status-note">点击配置后保存生效</span>
                            <button class="btn-modern btn-outline" id="pj-config-toggle" type="button">⚙️ 配置</button>
                        </div>
                    </div>
                    <div class="eval-config-card collapsed" id="pj-config-card">
                        <div class="eval-grid">
                            <div class="eval-field eval-comment">
                                <label class="field-label" for="pj-cfg-comment">主观题评语</label>
                                <textarea id="pj-cfg-comment"></textarea>
                            </div>
                            <div class="eval-field">
                                <label class="field-label" for="pj-cfg-random">评分策略</label>
                                <select id="pj-cfg-random">
                                    <option value="false">全满分 (稳定)</option>
                                    <option value="true">随机波动 (防严查)</option>
                                </select>
                            </div>
                            <div class="eval-field">
                                <label class="field-label" for="pj-cfg-delay">请求间隔(ms)</label>
                                <input type="number" id="pj-cfg-delay" step="500" min="500" max="5000">
                            </div>
                        </div>
                        <div class="eval-config-actions">
                            <button class="btn-modern btn-outline" id="pj-cfg-reset" type="button">恢复默认</button>
                            <button class="btn-modern" id="pj-cfg-save" type="button">保存配置</button>
                        </div>
                    </div>
                </div>
                <div class="helper-content" id="pj-list-area" style="padding:0; background:#f8fafc;"></div>
                <div class="helper-toolbar eval-footer">
                    <button class="btn-modern btn-outline" id="pj-refresh-btn" style="flex:1;">🔄 刷新</button>
                    <button class="btn-modern" id="pj-run-btn" style="flex:2; background: ${THEME.success}; border:none;">🚀 开始一键评教</button>
                </div>
            </div>

            <div class="tab-view" id="view-print">
                <div class="export-container" id="print-container"><div style="text-align:center; padding:40px 20px; color:#94a3b8;">⏳ 点击加载官方证明列表...</div></div>
            </div>
        `;
        document.body.appendChild(panel);

        const isFabDragging = makeDraggable(fab, fab, 'whut_fab_pos');
        makeDraggable(panel, document.getElementById('panel-drag-handle'), 'whut_panel_pos');
        clampFabToViewport(fab);

        bindUIEvents(fab, panel, isFabDragging);
        if (state.rawData.length) { updateFilterUI(); applyFilters(); }
        else proactiveFetch();
        MonitorModule.init();
    }

    function clampValue(value, min, max) {
        if (max < min) return min;
        return Math.min(Math.max(value, min), max);
    }

    function clampPanelToViewport(panel) {
        const margin = 8;
        const rect = panel.getBoundingClientRect();
        const maxWidth = Math.max(320, window.innerWidth - margin * 2);
        const maxHeight = Math.max(320, window.innerHeight - margin * 2);
        const width = Math.min(600, maxWidth);
        const height = Math.min(Math.round(window.innerHeight * 0.85), maxHeight);
        let left = parseFloat(panel.style.left);
        let top = parseFloat(panel.style.top);
        if (!Number.isFinite(left)) left = rect.left;
        if (!Number.isFinite(top)) top = rect.top;
        panel.style.right = 'auto';
        panel.style.bottom = 'auto';
        panel.style.width = `${Math.round(width)}px`;
        panel.style.height = `${Math.round(height)}px`;
        panel.style.left = `${Math.round(clampValue(left, margin, window.innerWidth - width - margin))}px`;
        panel.style.top = `${Math.round(clampValue(top, margin, window.innerHeight - height - margin))}px`;
    }

    function clampFabToViewport(fab) {
        const margin = 8;
        const rect = fab.getBoundingClientRect();
        const size = rect.width || 56;
        let left = parseFloat(fab.style.left);
        let top = parseFloat(fab.style.top);
        if (!Number.isFinite(left)) left = rect.left;
        if (!Number.isFinite(top)) top = rect.top;
        fab.style.right = 'auto';
        fab.style.bottom = 'auto';
        fab.style.left = `${Math.round(clampValue(left, margin, window.innerWidth - size - margin))}px`;
        fab.style.top = `${Math.round(clampValue(top, margin, window.innerHeight - size - margin))}px`;
    }

    function saveFabState(fab) {
        localStorage.setItem('whut_fab_pos', JSON.stringify({ left: fab.style.left, top: fab.style.top }));
    }

    function placePanelFromFab(panel, fab) {
        const fabRect = fab.getBoundingClientRect();
        const panelRect = panel.getBoundingClientRect();
        const placeLeft = fabRect.left + fabRect.width / 2 > window.innerWidth / 2
            ? fabRect.right - panelRect.width
            : fabRect.left;
        const placeTop = fabRect.top + fabRect.height / 2 > window.innerHeight / 2
            ? fabRect.bottom - panelRect.height
            : fabRect.top;
        panel.style.left = `${Math.round(placeLeft)}px`;
        panel.style.top = `${Math.round(placeTop)}px`;
        clampPanelToViewport(panel);
    }

    function placeFabFromPanel(fab, panel) {
        const panelRect = panel.getBoundingClientRect();
        const size = 56;
        const placeLeft = panelRect.left + panelRect.width / 2 > window.innerWidth / 2
            ? panelRect.right - size
            : panelRect.left;
        const placeTop = panelRect.top + panelRect.height / 2 > window.innerHeight / 2
            ? panelRect.bottom - size
            : panelRect.top;
        fab.style.display = 'flex';
        fab.style.left = `${Math.round(placeLeft)}px`;
        fab.style.top = `${Math.round(placeTop)}px`;
        fab.style.right = 'auto';
        fab.style.bottom = 'auto';
        clampFabToViewport(fab);
        saveFabState(fab);
    }

    function openPanelFromFab(fab, panel) {
        clampFabToViewport(fab);
        panel.classList.add('open');
        placePanelFromFab(panel, fab);
        fab.style.display = 'none';
        savePanelState(panel);
    }

    function closePanelToFab(fab, panel) {
        clampPanelToViewport(panel);
        savePanelState(panel);
        placeFabFromPanel(fab, panel);
        panel.classList.remove('open');
    }

    function makeDraggable(el, handle, storageKey) {
        let isDragging = false, startX, startY, initialX, initialY;
        handle.addEventListener('mousedown', (e) => {
            if (e.target.closest('.header-close') || e.target.closest('.helper-tabs') || e.target.tagName.toLowerCase() === 'button' || e.target.tagName.toLowerCase() === 'textarea' || e.target.tagName.toLowerCase() === 'input' || e.target.tagName.toLowerCase() === 'select') return;
            e.preventDefault();
            startX = e.clientX; startY = e.clientY;
            const rect = el.getBoundingClientRect();
            initialX = rect.left; initialY = rect.top;
            el.style.right = 'auto'; el.style.bottom = 'auto'; el.style.left = initialX + 'px'; el.style.top = initialY + 'px';
            el.style.transition = 'none';
            document.addEventListener('mousemove', drag); document.addEventListener('mouseup', dragEnd);
        });
        function drag(e) {
            const dx = e.clientX - startX; const dy = e.clientY - startY;
            if (Math.abs(dx) > 3 || Math.abs(dy) > 3) isDragging = true;
            el.style.left = (initialX + dx) + 'px'; el.style.top = (initialY + dy) + 'px';
        }
        function dragEnd() {
            document.removeEventListener('mousemove', drag); document.removeEventListener('mouseup', dragEnd);
            el.style.transition = '';
            if (el.id === 'whut-helper-panel') clampPanelToViewport(el);
            if (el.id === 'whut-fab') clampFabToViewport(el);
            if (isDragging && storageKey) {
                const saved = JSON.parse(localStorage.getItem(storageKey) || '{}');
                const next = { ...saved, left: el.style.left, top: el.style.top };
                localStorage.setItem(storageKey, JSON.stringify(next));
            }
            setTimeout(() => isDragging = false, 50);
        }
        return () => isDragging;
    }

    function savePanelState(panel) {
        const rect = panel.getBoundingClientRect();
        const saved = JSON.parse(localStorage.getItem('whut_panel_pos') || '{}');
        localStorage.setItem('whut_panel_pos', JSON.stringify({
            ...saved,
            left: panel.style.left || `${Math.round(rect.left)}px`,
            top: panel.style.top || `${Math.round(rect.top)}px`
        }));
    }

    function bindUIEvents(fab, panel, isFabDragging) {
        fab.addEventListener('click', () => { if (!isFabDragging()) openPanelFromFab(fab, panel); });
        document.getElementById('h-close').addEventListener('click', () => closePanelToFab(fab, panel));
        window.addEventListener('resize', debounce(() => {
            if (panel.classList.contains('open')) {
                clampPanelToViewport(panel);
                savePanelState(panel);
            } else {
                fab.style.display = 'flex';
                clampFabToViewport(fab);
                saveFabState(fab);
            }
        }, 120));

        document.querySelectorAll('.helper-tab').forEach(tab => {
            tab.addEventListener('click', (e) => {
                document.querySelectorAll('.helper-tab').forEach(t => t.classList.remove('active'));
                document.querySelectorAll('.tab-view').forEach(v => v.classList.remove('active'));
                e.target.classList.add('active');
                const targetId = e.target.dataset.target;
                document.getElementById(targetId).classList.add('active');

                if (targetId === 'view-print' && !state.isPrintLoaded) PrintModule.init();
                if (targetId === 'view-gpa') GPAModule.init();
                if (targetId === 'view-monitor') MonitorModule.init();
                if (targetId === 'view-eval') EvalModule.init();
            });
        });

        const debouncedFilter = debounce(() => applyFilters(), 300);
        document.getElementById('h-search').addEventListener('input', (e) => { state.filters.search = e.target.value.trim(); debouncedFilter(); });
        document.getElementById('h-type').addEventListener('change', (e) => { state.filters.type = e.target.value.trim(); applyFilters(); });
        document.getElementById('h-sort').addEventListener('change', (e) => { state.filters.sort = e.target.value.trim(); applyFilters(); });
        bindSemesterFilterEvents();

        document.getElementById('h-reset').addEventListener('click', () => {
            state.filters = { search: '', semesters: new Set(state.semesters), semesterAll: true, type: 'all', sort: 'semester_desc' };
            document.getElementById('h-search').value = '';
            document.getElementById('h-type').value = 'all';
            document.getElementById('h-sort').value = 'semester_desc';
            updateFilterUI(); applyFilters();
        });

        document.getElementById('btn-exp-cur-xls').addEventListener('click', ContextualExport.toExcel); document.getElementById('btn-exp-cur-img').addEventListener('click', ContextualExport.toImage);
        document.getElementById('btn-gpa-semester-manager').addEventListener('click', GPAModule.openSemesterManager);
        document.getElementById('btn-exp-gpa-xls').addEventListener('click', GPAModule.exportToExcel); document.getElementById('btn-exp-gpa-img').addEventListener('click', GPAModule.exportToImage);
        document.getElementById('btn-monitor-refresh').addEventListener('click', MonitorModule.refresh);
        document.getElementById('btn-monitor-export').addEventListener('click', MonitorModule.exportReport);

        document.getElementById('print-container').addEventListener('click', (e) => {
            const btn = e.target.closest('.btn-dl-pdf'); if (btn) PrintModule.downloadPDF(btn.dataset.wid, btn.dataset.cdmc);
        });
        document.getElementById('monitor-content').addEventListener('click', (e) => {
            const header = e.target.closest('.monitor-group-header');
            if (!header) return;
            const id = header.dataset.groupId;
            if (!id) return;
            state.monitor.openGroupsTouched = true;
            if (state.monitor.openGroups.has(id)) state.monitor.openGroups.delete(id);
            else state.monitor.openGroups.add(id);
            MonitorModule.render();
        });

        // 评教配置面板
        const fillEvalConfigForm = () => {
            document.getElementById('pj-cfg-comment').value = state.eval.config.comment;
            document.getElementById('pj-cfg-random').value = state.eval.config.randomScore ? 'true' : 'false';
            document.getElementById('pj-cfg-delay').value = state.eval.config.delay;
        };
        fillEvalConfigForm();
        document.getElementById('pj-config-toggle').addEventListener('click', () => {
            const card = document.getElementById('pj-config-card');
            const isOpening = card.classList.contains('collapsed');
            if (isOpening) fillEvalConfigForm();
            card.classList.toggle('collapsed');
        });
        document.getElementById('pj-cfg-save').addEventListener('click', async () => {
            const result = await Swal.fire({
                title: '保存评教配置？',
                text: '保存后将用于后续一键评教任务。',
                icon: 'question',
                showCancelButton: true,
                confirmButtonText: '保存',
                cancelButtonText: '取消'
            });
            if (!result.isConfirmed) return;
            state.eval.config.comment = document.getElementById('pj-cfg-comment').value;
            state.eval.config.randomScore = document.getElementById('pj-cfg-random').value === 'true';
            state.eval.config.delay = parseInt(document.getElementById('pj-cfg-delay').value) || 1500;
            localStorage.setItem('whut_pj_comment', state.eval.config.comment);
            localStorage.setItem('whut_pj_random', state.eval.config.randomScore);
            localStorage.setItem('whut_pj_delay', state.eval.config.delay);
            document.getElementById('pj-config-card').classList.add('collapsed');
            Toast.fire({ icon: 'success', title: '评教配置已保存' });
        });
        document.getElementById('pj-cfg-reset').addEventListener('click', async () => {
            const result = await Swal.fire({
                title: '恢复默认评教配置？',
                text: '当前填写内容会被默认配置覆盖。',
                icon: 'warning',
                showCancelButton: true,
                confirmButtonText: '恢复默认',
                cancelButtonText: '取消'
            });
            if (!result.isConfirmed) return;
            state.eval.config = { ...EVAL_DEFAULT_CONFIG };
            localStorage.setItem('whut_pj_comment', state.eval.config.comment);
            localStorage.setItem('whut_pj_random', state.eval.config.randomScore);
            localStorage.setItem('whut_pj_delay', state.eval.config.delay);
            fillEvalConfigForm();
            Toast.fire({ icon: 'success', title: '已恢复默认配置' });
        });

        document.getElementById('pj-refresh-btn').addEventListener('click', EvalModule.loadData);
        document.getElementById('pj-run-btn').addEventListener('click', EvalModule.runSelected);
    }

    function bindSemesterFilterEvents() {
        const wrap = document.getElementById('semester-filter');
        const toggle = document.getElementById('h-semester-toggle');
        const menu = document.getElementById('h-semester-menu');
        toggle.addEventListener('click', (e) => { e.stopPropagation(); wrap.classList.toggle('open'); });
        menu.addEventListener('click', (e) => e.stopPropagation());
        document.addEventListener('click', (e) => { if (!e.target.closest('#semester-filter')) wrap.classList.remove('open'); });
        menu.addEventListener('change', (e) => {
            const target = e.target;
            if (!target.matches('input[type="checkbox"]')) return;
            const allSemesters = Array.from(state.semesters);
            if (target.dataset.role === 'all') {
                state.filters.semesters = target.checked ? new Set(allSemesters) : new Set();
            } else {
                const value = target.value;
                if (target.checked) state.filters.semesters.add(value);
                else state.filters.semesters.delete(value);
            }
            state.filters.semesterAll = state.filters.semesters.size === allSemesters.length && allSemesters.length > 0;
            renderSemesterMenu(); applyFilters();
        });
        menu.addEventListener('click', (e) => {
            const action = e.target.dataset.semAction;
            if (!action) return;
            const allSemesters = Array.from(state.semesters);
            if (action === 'all') state.filters.semesters = new Set(allSemesters);
            if (action === 'invert') state.filters.semesters = new Set(allSemesters.filter(s => !state.filters.semesters.has(s)));
            if (action === 'clear') state.filters.semesters = new Set();
            state.filters.semesterAll = state.filters.semesters.size === allSemesters.length && allSemesters.length > 0;
            renderSemesterMenu(); applyFilters();
        });
    }

    // ================= 1. 核心数据引擎与分析 =================
    const originalOpen = XMLHttpRequest.prototype.open;
    const originalSend = XMLHttpRequest.prototype.send;
    XMLHttpRequest.prototype.open = function(method, url) { this._url = url; return originalOpen.apply(this, arguments); };
    XMLHttpRequest.prototype.send = function(body) {
        this.addEventListener('load', function() {
            if (this._url && this._url.includes('xscjcx.do') && this.responseText && !state.isFetching) {
                try { const res = JSON.parse(this.responseText); if (res.datas && res.datas.xscjcx) processDataPart(res.datas.xscjcx.rows || [], res.datas.xscjcx.totalSize || 0); } catch (e) {}
            }
        });
        return originalSend.apply(this, arguments);
    };

    async function proactiveFetch() {
        if (state.isFetching || state.rawData.length > 0) return;
        state.isFetching = true; const listEl = document.getElementById('h-list');
        try {
            const res = await fetch('/jwapp/sys/cjcx/modules/cjcx/xscjcx.do', { method: 'POST', headers: { 'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8', 'X-Requested-With': 'XMLHttpRequest' }, body: new URLSearchParams({ 'querySetting': JSON.stringify([{ name: "SFYX", value: "1", linkOpt: "AND", builder: "m_value_equal" }]), '*json': '1', 'pageSize': '1000', 'pageNumber': '1', 'order': '-XNXQDM,-KCH,-KXH' }) }).then(r => r.json());
            if (res.datas?.xscjcx?.rows) processDataPart(res.datas.xscjcx.rows, res.datas.xscjcx.totalSize || 0);
            else if(listEl) listEl.innerHTML = '<div style="text-align:center; padding:40px; color:#94a3b8;">⚠️ 自动获取失败，请确认已成功登录。</div>';
        } catch(e) { if(listEl) listEl.innerHTML = '<div style="text-align:center; padding:40px; color:#94a3b8;">⚠️ 网络异常，请尝试手动进入“成绩查询”页面。</div>'; } finally { state.isFetching = false; }
    }

    function renderSemesterMenu() {
        const menu = document.getElementById('h-semester-menu');
        const label = document.getElementById('h-semester-label');
        if (!menu || !label) return;
        const semesters = Array.from(state.semesters);
        const selected = state.filters.semesters;
        const allChecked = semesters.length > 0 && selected.size === semesters.length;
        const noneChecked = selected.size === 0;
        const checkedAttr = (flag) => flag ? 'checked' : '';
        menu.innerHTML = `
            <div class="semester-actions">
                <button type="button" class="semester-action" data-sem-action="all">全选</button>
                <button type="button" class="semester-action" data-sem-action="invert">反选</button>
                <button type="button" class="semester-action" data-sem-action="clear">清空</button>
            </div>
            <label class="semester-option"><input type="checkbox" data-role="all" ${checkedAttr(allChecked)}> 全部学期</label>
            ${semesters.map(v => `<label class="semester-option"><input type="checkbox" class="h-sem-item" value="${escapeHTML(v)}" ${checkedAttr(selected.has(v))}> ${escapeHTML(v)}</label>`).join('')}
        `;
        const allBox = menu.querySelector('input[data-role="all"]');
        if (allBox) allBox.indeterminate = !allChecked && !noneChecked;
        state.filters.semesterAll = allChecked;
        label.textContent = allChecked ? '全部学期' : (noneChecked ? '未选择学期' : `已选 ${selected.size}/${semesters.length} 学期`);
    }

    function isHiddenScoreText(item) {
        const text = typeof item === 'object' ? item?._scoreText : item;
        return String(text ?? '').trim() === '未评教';
    }

    function sameText(a, b) {
        const sa = String(a ?? '').trim();
        const sb = String(b ?? '').trim();
        return !!sa && !!sb && sa === sb;
    }

    function hasScoreValue(val) {
        return val !== undefined && val !== null && String(val).trim() !== '';
    }

    function isNumericScore(val) {
        return /^-?\d+(\.\d+)?$/.test(String(val ?? '').trim());
    }

    function pickScoreField(courseObj, keys) {
        for (const key of keys) {
            const val = courseObj?.[key];
            if (hasScoreValue(val)) return String(val).trim();
        }
        return '';
    }

    function cleanCourseScore(courseObj) {
        return pickScoreField(courseObj, ['XSZCJ', 'ZCJ', 'CJ', 'scoreView', 'score', 'scoreValue', 'point', 'grade', 'gradeText']) || '-';
    }

    function calcWhutGPAFromScore(score) {
        const scoreNum = parseFloat(score);
        if (!Number.isFinite(scoreNum)) return null;
        if (scoreNum < 60) return 0;
        return Math.min(5, (scoreNum - 50) / 10);
    }

    function formatCreditValue(val) {
        const n = parseFloat(val);
        if (!Number.isFinite(n)) return '-';
        return n.toFixed(2).replace(/\.?0+$/, '');
    }

    function gradeTextToGPA(text) {
        const s = String(text ?? '').trim();
        if (!s) return null;
        if (/不及格|不通过|不合格|Fail/i.test(s)) return 0;
        if (/优秀|Excellent/i.test(s)) return 4.5;
        if (/良好|Good/i.test(s)) return 3.5;
        if (/中等|Average/i.test(s)) return 2.5;
        if (/及格/i.test(s)) return 1.5;
        if (/通过|合格|Pass/i.test(s)) return 3;
        return null;
    }

    function pickCourseGPA(courseObj, scoreNum, scoreText) {
        const rawGPA = toNum(courseObj?.XFJD, NaN);
        if (Number.isFinite(rawGPA) && rawGPA >= 0) return rawGPA;
        const scoreGPA = calcWhutGPAFromScore(scoreNum);
        if (scoreGPA !== null) return scoreGPA;
        return gradeTextToGPA([scoreText, courseObj?.XSZCJMC, courseObj?.DJCJ_DISPLAY].filter(Boolean).join(' '));
    }

    function hasEffectiveScoreForGPA(course) {
        const scoreText = String(course?._scoreText ?? '').trim();
        if (!scoreText || scoreText === '-' || isHiddenScoreText(course)) return false;
        if (Number.isFinite(course?._score)) return true;
        return !isHiddenScoreText(scoreText);
    }

    function hasValidGPAForStats(course) {
        return course?.SFYX === '1'
            && course._credit > 0
            && Number.isFinite(course._gpa)
            && course._gpa >= 0
            && hasEffectiveScoreForGPA(course);
    }

    function getCourseGPAKey(course) {
        return String(course?.KCH || course?._name || course?.KCM || course?._uid || '').trim();
    }

    function compareCourseForGPA(a, b) {
        const ga = Number.isFinite(a?._gpa) ? a._gpa : -Infinity;
        const gb = Number.isFinite(b?._gpa) ? b._gpa : -Infinity;
        if (ga !== gb) return ga - gb;
        const sa = Number.isFinite(a?._score) ? a._score : -Infinity;
        const sb = Number.isFinite(b?._score) ? b._score : -Infinity;
        if (sa !== sb) return sa - sb;
        return String(a?._semester || '').localeCompare(String(b?._semester || ''));
    }

    function getBestCoursesForGPA(courses) {
        const map = new Map();
        courses.forEach(course => {
            if (!hasValidGPAForStats(course)) return;
            const key = getCourseGPAKey(course);
            if (!key) return;
            const prev = map.get(key);
            if (!prev || compareCourseForGPA(course, prev) > 0) map.set(key, course);
        });
        return Array.from(map.values());
    }

    function pickNumericCourseScore(courseObj) {
        for (const key of ['ZCJ', 'CJ', 'XSZCJ', 'scoreView', 'score', 'scoreValue', 'point']) {
            const val = courseObj?.[key];
            if (hasScoreValue(val) && isNumericScore(val)) return String(val).trim();
        }
        return '';
    }

    function formatCourseScoreDisplay(courseObj) {
        const gradeText = pickScoreField(courseObj, ['XSZCJMC', 'DJCJ_DISPLAY']);
        const numericScore = pickNumericCourseScore(courseObj);
        const cleanScore = cleanCourseScore(courseObj);
        if (hasScoreValue(gradeText) && !isHiddenScoreText(gradeText) && !isNumericScore(gradeText)) {
            return hasScoreValue(numericScore) && isNumericScore(numericScore) ? `${gradeText}(${numericScore})` : gradeText;
        }
        if (cleanScore !== '-') {
            if (isHiddenScoreText(cleanScore) && hasScoreValue(numericScore)) return numericScore;
            return !isNumericScore(cleanScore) && hasScoreValue(numericScore) && isNumericScore(numericScore) ? `${cleanScore}(${numericScore})` : cleanScore;
        }
        if (isHiddenScoreText(gradeText) && hasScoreValue(numericScore)) return numericScore;
        if (hasScoreValue(gradeText)) return gradeText;
        if (hasScoreValue(courseObj?.ZCJ)) return String(courseObj.ZCJ).trim();
        return '-';
    }

    function pickAnyField(obj, keys) {
        for (const key of keys) {
            const val = obj?.[key];
            if (val !== undefined && val !== null && val !== '') return val;
        }
        return '';
    }

    function monitorChildArrays(node) {
        return ['children', 'CHILDREN', 'childList', 'childNodes', 'nodes', 'items', 'data', 'rows', 'list', 'checkCourseVOS', 'courseList', 'courses', 'courseVOS']
            .flatMap(key => Array.isArray(node?.[key]) ? [{ key, rows: node[key] }] : []);
    }

    function looksLikeMonitorCourseRow(row) {
        if (!row || typeof row !== 'object') return false;
        const hasCourseName = hasScoreValue(pickAnyField(row, ['KCH', 'KCM', 'KCDM', 'KCMC', 'KCBH', 'courseId', 'courseCode', 'courseNo', 'courseName', 'courseTitle']));
        const hasCourseMetric = hasScoreValue(pickAnyField(row, ['XF', 'KCXF', 'credit', 'credits', 'courseCredit', 'score', 'scoreView', 'CJ', 'ZCJ', 'XSZCJ']));
        const hasCategoryChildren = monitorChildArrays(row).some(({ rows }) => rows.some(child => child && typeof child === 'object' && !looksLikeMonitorCourseRowShallow(child)));
        return hasCourseName && hasCourseMetric && !hasCategoryChildren;
    }

    function looksLikeMonitorCourseRowShallow(row) {
        if (!row || typeof row !== 'object') return false;
        const hasCourseName = hasScoreValue(pickAnyField(row, ['KCH', 'KCM', 'KCDM', 'KCMC', 'KCBH', 'courseId', 'courseCode', 'courseNo', 'courseName', 'courseTitle']));
        const hasCourseMetric = hasScoreValue(pickAnyField(row, ['XF', 'KCXF', 'credit', 'credits', 'courseCredit', 'score', 'scoreView', 'CJ', 'ZCJ', 'XSZCJ']));
        return hasCourseName && hasCourseMetric;
    }

    function collectMonitorCourseRows(node, moduleName = '') {
        const rows = [];
        const visit = (node, moduleName = '') => {
            if (!node) return;
            if (Array.isArray(node)) { node.forEach(item => visit(item, moduleName)); return; }
            if (typeof node !== 'object') return;
            const currModule = node.name || node.MC || node.courseCategoryName || node.moduleName || moduleName;
            const arrays = monitorChildArrays(node);
            if (looksLikeMonitorCourseRow(node)) rows.push(normalizeMonitorCourse(node, currModule));
            arrays.forEach(({ rows: childRows }) => childRows.forEach(child => visit(child, currModule)));
            if (!arrays.length && !looksLikeMonitorCourseRowShallow(node)) Object.values(node).forEach(val => {
                if (Array.isArray(val) || (val && typeof val === 'object')) visit(val, currModule);
            });
        };
        visit(node, moduleName);
        return rows;
    }

    function dedupeMonitorCourses(rows) {
        const seen = new Set();
        return rows.filter(r => {
            const key = [r.courseId || r.courseName || '', r.semester || '', r.scoreText ?? r.score ?? '', r.moduleName || ''].join('|');
            if (seen.has(key)) return false;
            seen.add(key);
            return true;
        });
    }

    function normalizeScoreFallbackRows(xyData) {
        const rows = dedupeMonitorCourses([
            ...collectMonitorCourseRows(xyData?.fanbx || xyData?.FANBX || xyData?.fanBx || xyData?.fanbxTree || xyData?.programTree || xyData?.schemeTree || xyData),
            ...collectMonitorCourseRows(xyData?.fawbx, '方案外课程'),
            ...collectMonitorCourseRows(xyData?.fawbxMap, '方案外课程')
        ]);
        return rows.filter(r => (r.courseId || r.courseName) && (r.scoreText !== undefined && r.scoreText !== null && r.scoreText !== ''));
    }

    function normalizeMonitorCourse(r, moduleName = '') {
        const isGradeRow = r && (r.KCH !== undefined || r.KCM !== undefined || r.CJ !== undefined || r.XF !== undefined);
        const statusText = String(r?.SFJG_DISPLAY || r?.ZT_DISPLAY || r?.statusName || '').trim();
        const passed = isGradeRow
            ? (r.SFJG === '1' || r.ZT === '01' || /通过|合格|是/.test(statusText))
            : !(r.passed === false || r.passed === 'false' || r.status === '02' || r.status === '0');
        const courseId = pickAnyField(r, ['KCH', 'KCDM', 'KCBH', 'courseId', 'courseCode', 'courseNo', 'code']);
        const courseName = pickAnyField(r, ['KCM', 'KCMC', 'courseName', 'courseTitle', 'name', 'text']);
        const semester = pickAnyField(r, ['CJXNXQDM', 'XKXNXQDM', 'JHXNXQDM', 'XNXQDM', 'pointSchoolYearTermCode', 'courseSelectionSchoolYearTermCode', 'schoolYearTermCode', 'termCode']);
        const scoreText = cleanCourseScore(r);
        const score = pickNumericCourseScore(r) || (scoreText !== '-' ? scoreText : '');
        return {
            courseId, courseName, semester, scoreText, score,
            credit: pickAnyField(r, ['XF', 'KCXF', 'credit', 'credits', 'courseCredit']),
            nature: pickAnyField(r, ['KCXZDM_DISPLAY', 'KCXZDM', 'courseNature', 'nature', 'categoryName']),
            passed,
            replacedCourseId: pickAnyField(r, ['TDKCH', 'replacedCourseId', 'replaceCourseId']),
            replacedCourseName: pickAnyField(r, ['TDKCM', 'replacedCourseName', 'replaceCourseName']),
            replacedCourseCredit: pickAnyField(r, ['TDKCXF', 'replacedCourseCredit', 'replaceCourseCredit']),
            moduleName,
            raw: r || {}
        };
    }

    function findScoreFallback(course) {
        const fallbacks = state.monitor.scoreFallbacks || [];
        return fallbacks.find(r => sameText(r.courseId, course.KCH) && sameText(r.semester, course.XNXQDM))
            || fallbacks.find(r => sameText(r.courseName, course.KCM) && sameText(r.semester, course.XNXQDM))
            || fallbacks.find(r => sameText(r.courseId, course.KCH))
            || fallbacks.find(r => sameText(r.courseName, course.KCM));
    }

    function applyScoreFallbacks() {
        if (!state.rawData.length || !state.monitor.scoreFallbacks.length) return false;
        let changed = false;
        state.rawData.forEach(c => {
            if (!isHiddenScoreText(c)) return;
            const fb = findScoreFallback(c);
            if (!fb) return;
            const formattedScore = formatCourseScoreDisplay(fb.raw || fb);
            const scoreText = formattedScore !== '-' ? formattedScore : (fb.scoreText ?? fb.score);
            if (!hasScoreValue(scoreText) || scoreText === '-' || isHiddenScoreText(scoreText)) return;
            const scoreNum = parseFloat(fb.score ?? fb.scoreText);
            c._scoreText = String(scoreText);
            c.XSZCJMC = String(scoreText);
            if (Number.isFinite(scoreNum)) {
                c._score = scoreNum;
                c.ZCJ = scoreNum;
                const fixedGPA = pickCourseGPA(c, scoreNum, scoreText);
                if (fixedGPA !== null && (!Number.isFinite(c._gpa) || c._gpa < 0)) {
                    c._gpa = fixedGPA;
                    c.XFJD = fixedGPA;
                }
            }
            c._scoreFixedByMonitor = true;
            changed = true;
        });
        if (changed) { applyFilters(); Toast.fire({ icon: 'success', title: '已从学业监测回填隐藏成绩' }); }
        return changed;
    }

    function normalizeGradeCourseRow(r) {
        const scoreNum = parseFloat(pickNumericCourseScore(r));
        const scoreText = formatCourseScoreDisplay(r);
        return {
            ...r,
            _score: Number.isFinite(scoreNum) ? scoreNum : null,
            _credit: toNum(r.XF, 0),
            _gpa: pickCourseGPA(r, scoreNum, scoreText),
            _scoreText: scoreText,
            _semester: r.XNXQDM || '',
            _name: r.KCM || '',
            _isCompulsory: (r.KCXZDM_DISPLAY || '').indexOf('选修') === -1
        };
    }

    function processDataPart(rows, total) {
        if (!rows || rows.length === 0) return;
        rows.forEach(r => {
            if (r.SFYX !== '1') return;
            state.dataMap.set(`${r.XNXQDM}-${r.KCH}`, normalizeGradeCourseRow(r));
        });
        state.rawData = Array.from(state.dataMap.values()); state.rawData.forEach((item, index) => item._uid = index);
        state.semesters = new Set(state.rawData.map(r => r.XNXQDM).filter(Boolean).sort().reverse()); state.types = new Set(state.rawData.map(r => r.KCXZDM_DISPLAY).filter(Boolean).sort());
        updateFilterUI(); applyFilters();
        if (state.rawData.some(isHiddenScoreText)) setTimeout(() => MonitorModule.patchHiddenScores(), 0);
    }

    function updateFilterUI() {
        if (state.filters.semesterAll) state.filters.semesters = new Set(state.semesters);
        else state.filters.semesters = new Set(Array.from(state.filters.semesters).filter(v => state.semesters.has(v)));
        const typeEl = document.getElementById('h-type');
        if (!typeEl) return;
        const buildOpts = (set, def) => `<option value="all">${def}</option>` + Array.from(set).map(v => `<option value="${escapeHTML(v)}">${escapeHTML(v)}</option>`).join('');
        const currentType = state.filters.type || 'all';
        typeEl.innerHTML = buildOpts(state.types, "全部性质");
        typeEl.value = state.types.has(currentType) ? currentType : 'all';
        state.filters.type = typeEl.value;
        renderSemesterMenu();
    }

    function applyFilters() {
        const { search, semesters, type, sort } = state.filters;
        let res = state.rawData.filter(item => (!search || item._name.includes(search) || (item.KCH && item.KCH.includes(search))) && (semesters.size === 0 ? false : semesters.has(item._semester)) && (type === 'all' || item.KCXZDM_DISPLAY === type));
        const gpaSortValue = (item, emptyValue) => Number.isFinite(item?._gpa) ? item._gpa : emptyValue;
        res.sort((a, b) => {
            switch(sort) { case 'gpa_desc': return gpaSortValue(b, -Infinity) - gpaSortValue(a, -Infinity); case 'gpa_asc': return gpaSortValue(a, Infinity) - gpaSortValue(b, Infinity); case 'credit_desc': return b._credit - a._credit; case 'credit_asc': return a._credit - b._credit; default: return a._semester !== b._semester ? b._semester.localeCompare(a._semester) : a._name.localeCompare(b._name, 'zh'); }
        });
        state.filteredData = res;
        if (document.getElementById('h-list')) renderList();
        if (document.getElementById('h-footer')) renderFooter();
    }

    function renderList() {
        const list = document.getElementById('h-list');
        if (!list) return;
        if (state.filteredData.length === 0) { list.innerHTML = `<div style="text-align:center; padding:40px; color:#94a3b8;">无匹配数据</div>`; return; }
        const frag = document.createDocumentFragment();
        state.filteredData.forEach(c => {
            const item = document.createElement('div'); item.className = 'course-item';
            let scoreCls = 'score-none'; if (Number.isFinite(c._score)) { if (c._score >= 90) scoreCls = 'score-high'; else if (c._score < 60) scoreCls = 'score-low'; else scoreCls = 'score-med'; }
            const fixedTag = c._scoreFixedByMonitor ? '<span class="tag" style="color:#047857;background:#d1fae5;">监测回填</span>' : '';
            item.innerHTML = `<div class="course-summary"><div class="course-main"><div class="course-title">${escapeHTML(c.KCM)}</div><div class="course-tags"><span class="tag tag-credit">${escapeHTML(formatCreditValue(c._credit))} 学分</span><span class="tag ${c._isCompulsory ? 'tag-compulsory' : ''}">${escapeHTML(c.KCXZDM_DISPLAY || '其他')}</span><span class="tag">${escapeHTML(c.XNXQDM)}</span>${fixedTag}</div></div><div class="course-score ${scoreCls}">${escapeHTML(c._scoreText)}</div></div><div class="detail-panel" id="detail-${c._uid}"></div>`;
            item.querySelector('.course-summary').addEventListener('click', () => toggleDetail(c)); frag.appendChild(item);
        });
        list.innerHTML = ''; list.appendChild(frag);
    }

    function renderFooter() {
        const footer = document.getElementById('h-footer');
        if (!footer) return;
        let tCred = 0, count = 0;
        let gpaCredTotal = 0, tGPA = 0;
        let gpaCredComp = 0, cGPA = 0;
        state.filteredData.forEach(c => {
            if (c.SFYX !== '1' || c._credit <= 0) return;
            tCred += c._credit;
            count++;
        });
        getBestCoursesForGPA(state.filteredData).forEach(c => {
            gpaCredTotal += c._credit;
            tGPA += c._gpa * c._credit;
            if (c._isCompulsory) {
                gpaCredComp += c._credit;
                cGPA += c._gpa * c._credit;
            }
        });
        footer.innerHTML = `<div class="footer-stat"><span>课程: <b>${count}</b> 门</span><span>总学分: <b>${formatCreditValue(tCred)}</b></span></div><div class="footer-stat stat-highlight"><span>必修绩点: <b>${gpaCredComp ? (cGPA/gpaCredComp).toFixed(3) : '-'}</b></span><span>全科绩点: <b>${gpaCredTotal ? (tGPA/gpaCredTotal).toFixed(3) : '-'}</b></span></div>`;
        state.stats = { count, totalCredit: formatCreditValue(tCred), avgGPA: gpaCredTotal ? (tGPA/gpaCredTotal).toFixed(3) : '-', compulsoryGPA: gpaCredComp ? (cGPA/gpaCredComp).toFixed(3) : '-' };
    }

    async function toggleDetail(c) {
        const p = document.getElementById(`detail-${c._uid}`);
        if (p.classList.contains('open')) { p.classList.remove('open'); return; }
        document.querySelectorAll('.detail-panel.open').forEach(el => el.classList.remove('open')); p.classList.add('open');
        if (p.dataset.loaded) return;
        if (!c.JXBID) { p.innerHTML = '<div style="text-align:center;color:#94a3b8;padding:15px;font-size:12px;">该课程无教学班关联信息，系统未计算排名。</div>'; p.dataset.loaded = 'true'; return; }

        p.innerHTML = '<div style="text-align:center;color:#94a3b8;padding:10px;">⌛ 正在拉取班级对比数据...</div>';
        try {
            if (!state.userId) { const u = await API.getUserInfo(); state.userId = u.userId; }
            const basePms = { JXBID: c.JXBID, XNXQDM: c.XNXQDM, TJLX: '01' };
            const req = (ep, dt) => fetch("/jwapp/sys/cjcx/modules/cjcx/" + ep, { method: 'POST', headers: { 'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8' }, body: new URLSearchParams(dt) }).then(r => r.json());
            const [cRank, cStat, cDist] = await Promise.all([ req('jxbxspmcx.do', { ...basePms, XH: state.userId }), req('jxbcjtjcx.do', basePms), req('jxbcjfbcx.do', { ...basePms, '*order': '+DJDM' }) ]);

            const rankRows = cRank.datas?.jxbxspmcx?.rows || []; const r1 = rankRows.find(r => r.XH === state.userId) || rankRows[0] || {}; const s1 = (cStat.datas?.jxbcjtjcx?.rows || [])[0] || {}; const d1 = cDist.datas?.jxbcjfbcx?.rows || [];
            const pmText = r1.PM ? `<span class="val-rank">${r1.PM}</span> / ${r1.ZRS||'-'}` : '<span style="color:#94a3b8">无排名</span>';

            p.innerHTML = `<table class="compare-table"><thead><tr><th>班级排名</th><th>最高分</th><th>平均分</th><th>最低分</th></tr></thead><tbody><tr><td>${pmText}</td><td>${s1.ZGF||'-'}</td><td>${s1.PJF||'-'}</td><td>${s1.ZDF||'-'}</td></tr></tbody></table><div style="display:flex; justify-content:space-between; align-items:center; margin: 10px 0 6px;"><span style="font-size:11px; font-weight:bold; color:#64748b;">班级成绩分布</span></div><div class="dist-container" id="dist-${c._uid}">${renderDistChart(d1)}</div>`;
            p.dataset.loaded = 'true';
        } catch (e) { p.innerHTML = `<div style="color:red;text-align:center;font-size:12px;">请求失败或数据未公开</div>`; }
    }

    function renderDistChart(dist) {
        if (!dist || !dist.length) return '<div style="text-align:center;color:#94a3b8;font-size:11px;padding:10px;">无分布数据</div>';
        dist.sort((a, b) => (a.DJDM || '99').localeCompare(b.DJDM || '99')); const max = Math.max(...dist.map(r => r.DJSL || 0), 1);
        return dist.map(r => { const pct = ((r.DJSL || 0) / max) * 100; return `<div class="dist-row"><div class="dist-name">${r.DJDM_DISPLAY||r.DJDM}</div><div class="dist-track"><div class="dist-fill" style="width:${pct}%"></div></div><div class="dist-num">${r.DJSL}</div></div>`; }).join('');
    }

    const ContextualExport = {
        toExcel: () => {
            if (!state.filteredData.length) return Swal.fire('提示', '没有数据可导出', 'info');
            exportToBrowser(state.filteredData.map(c => ({ "学年学期": c.XNXQDM, "课程名称": c.KCM, "代码": c.KCH, "性质": c.KCXZDM_DISPLAY, "学分": c._credit, "成绩": c._scoreText, "绩点": Number.isFinite(c._gpa) ? c._gpa : '', "平时分": c.PSCJ || '', "期末分": c.QMCJ || '' })), `WHUT_成绩分析列表_${new Date().getTime()}`, 'xlsx');
        },
        toImage: async () => {
            if (!state.filteredData.length) return Swal.fire('提示', '没有数据可导出', 'info');
            Swal.fire({ title: '生成中...', allowOutsideClick: false, didOpen: () => Swal.showLoading() });
            const clone = document.getElementById('h-list').cloneNode(true);
            clone.style.cssText = `position:fixed; top:-9999px; left:-9999px; width:600px; height:auto; overflow:visible; background:white; padding:30px; font-family:sans-serif; box-sizing:border-box;`;
            let th = `<table style="width:100%;border-collapse:collapse;font-size:13px;text-align:left;"><tr style="background:${THEME.primary};color:white;"><th style="padding:8px;">学期</th><th style="padding:8px;">课程</th><th style="padding:8px;">学分</th><th style="padding:8px;">成绩</th></tr>`;
            state.filteredData.forEach(c => th += `<tr style="border-bottom:1px solid #eee;"><td style="padding:8px;">${c.XNXQDM}</td><td style="padding:8px;">${c.KCM}</td><td style="padding:8px;">${formatCreditValue(c._credit)}</td><td style="padding:8px;font-weight:bold;color:${THEME.primary}">${c._scoreText}</td></tr>`); th += `</table>`;
            clone.innerHTML = `<h2 style="text-align:center;color:${THEME.textMain};margin-bottom:20px;">WHUT 成绩分析报告</h2><div style="display:flex;justify-content:space-around;background:#f1f5f9;padding:15px;border-radius:10px;margin-bottom:20px;"><div style="text-align:center"><div>总课程</div><b style="font-size:18px">${state.stats.count}</b></div><div style="text-align:center"><div>总学分</div><b style="font-size:18px;color:${THEME.primary}">${state.stats.totalCredit}</b></div><div style="text-align:center"><div>必修绩点</div><b style="font-size:18px;color:${THEME.accent}">${state.stats.compulsoryGPA}</b></div><div style="text-align:center"><div>全科绩点</div><b style="font-size:18px">${state.stats.avgGPA}</b></div></div>${th}`;
            document.body.appendChild(clone);
            try { const canvas = await html2canvas(clone, { scale: 2, useCORS: true }); canvas.toBlob(b => { const l = document.createElement('a'); l.href = URL.createObjectURL(b); l.download = `WHUT_成绩长图.png`; l.click(); Swal.close(); }); } catch (e) { Swal.fire('错误', '图片生成失败', 'error'); } finally { document.body.removeChild(clone); }
        }
    };

    // ================= 3. GPA模块 =================
    const GPAModule = {
        isLoaded: false, cache: null, currentSemesters: [],
        init: async () => {
            if (GPAModule.isLoaded) return;
            const container = document.getElementById('gpa-content'); container.innerHTML = '<div style="text-align:center; padding:40px; color:#94a3b8;">🔄 正在静默测算全量学期数据...</div>';
            try {
                const userInfo = await API.getUserInfo();
                const homeRes = await API.req({ method: 'GET', url: 'https://jwxt.whut.edu.cn/jwapp/sys/homeapp/api/home/currentUser.do' });
                const currentSem = JSON.parse(homeRes.responseText).datas.welcomeInfo.xnxqdm;
                const defaultSems = GPAModule.calcSemesters(userInfo.userId, currentSem);
                const sems = GPAModule.getActiveSemesters(defaultSems);
                GPAModule.currentSemesters = sems;

                const overallReq = API.req({ method: 'POST', url: 'https://jwxt.whut.edu.cn/jwapp/sys/cjgl/modules/xsgpajs/cxxsqxcpjjd.do', headers: { 'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8' }, data: new URLSearchParams({ 'querySetting': '[]', '*order': '-XZNJ,+YXDM,+ZYDM,+XH', pageSize: 20, pageNumber: 1 }).toString() });
                const semReqs = sems.map(sem => API.req({ method: 'POST', url: 'https://jwxt.whut.edu.cn/jwapp/sys/cjgl/modules/xsgpajs/cxxsxqpjjd.do', headers: { 'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8' }, data: new URLSearchParams({ querySetting: JSON.stringify([{ name: "XNXQDM", linkOpt: "AND", builderList: "cbl_m_List", builder: "m_value_equal", value: sem }]), '*order': '-XNXQDM,-XZNJ,+YXDM,+ZYDM,+XH', pageSize: 20, pageNumber: 1 }).toString() }).then(r => ({ sem, data: JSON.parse(r.responseText)?.datas?.cxxsxqpjjd?.rows?.[0] || null })));

                const [overallRes, ...semResponses] = await Promise.all([overallReq, ...semReqs]);
                const overallData = JSON.parse(overallRes.responseText).datas?.cxxsqxcpjjd?.rows?.[0] || null;

                GPAModule.cache = { overall: overallData, semesters: semResponses }; GPAModule.render(overallData, semResponses, container); GPAModule.isLoaded = true;
            } catch (e) { container.innerHTML = `<div style="text-align:center; color:#ef4444; padding:40px;">加载出错: ${e.message}</div>`; }
        },
        calcSemesters: (userId, currentSem) => {
            let gradeStr = userId.length === 13 ? userId.substring(3, 5) : (userId.length === 10 ? userId.substring(2, 4) : currentSem.substring(2, 4));
            let startYear = parseInt("20" + gradeStr), currentYear = parseInt(currentSem.split('-')[0]), currentTerm = parseInt(currentSem.split('-')[2]), sems = [];
            for (let y = startYear; y <= currentYear; y++) for (let t = 1; t <= 2; t++) if (!(y === currentYear && t >= currentTerm) && !(y > currentYear)) sems.push(`${y}-${y+1}-${t}`);
            return sems.reverse();
        },
        getSavedSemesters: () => {
            try {
                const saved = JSON.parse(localStorage.getItem('whut_gpa_semesters') || 'null');
                return Array.isArray(saved) ? saved.filter(GPAModule.isValidSemester) : [];
            } catch (e) { return []; }
        },
        getActiveSemesters: (defaultSems) => {
            const saved = GPAModule.getSavedSemesters();
            return saved.length ? saved : defaultSems;
        },
        isValidSemester: (sem) => /^\d{4}-\d{4}-[1-2]$/.test(String(sem || '').trim()),
        reload: async () => {
            GPAModule.isLoaded = false;
            GPAModule.cache = null;
            await GPAModule.init();
        },
        openSemesterManager: async () => {
            const userInfo = await API.getUserInfo();
            const homeRes = await API.req({ method: 'GET', url: 'https://jwxt.whut.edu.cn/jwapp/sys/homeapp/api/home/currentUser.do' });
            const currentSem = JSON.parse(homeRes.responseText).datas.welcomeInfo.xnxqdm;
            const defaultSems = GPAModule.calcSemesters(userInfo.userId, currentSem);
            const savedSems = GPAModule.getSavedSemesters();
            const sems = (savedSems.length ? savedSems : (GPAModule.currentSemesters.length ? GPAModule.currentSemesters : defaultSems));
            const renderRows = (list) => list.map(sem => `
                <div class="gpa-sem-row" style="display:flex; gap:8px; margin-bottom:8px;">
                    <input class="gpa-sem-input" value="${escapeHTML(sem)}" style="flex:1; height:34px; padding:6px 10px; border:1px solid ${THEME.border}; border-radius:8px; box-sizing:border-box;">
                    <button type="button" class="btn-modern btn-outline gpa-sem-del" style="padding:6px 10px;">删除</button>
                </div>
            `).join('');
            const result = await Swal.fire({
                title: 'GPA 学期管理',
                html: `
                    <div style="text-align:left; color:${THEME.textSub}; font-size:12px; margin-bottom:10px;">格式：2025-2026-2。保存后将使用这里的学期列表加载 GPA；刷新网页后仍会保留。</div>
                    <div id="gpa-sem-list">${renderRows(sems)}</div>
                    <button type="button" class="btn-modern btn-outline" id="gpa-sem-add" style="width:100%; margin-top:4px;">添加学期</button>
                `,
                width: 560,
                showDenyButton: true,
                showCancelButton: true,
                confirmButtonText: '保存',
                denyButtonText: '恢复默认',
                cancelButtonText: '取消',
                didOpen: (modal) => {
                    const list = modal.querySelector('#gpa-sem-list');
                    const addRow = (value = '') => {
                        const wrap = document.createElement('div');
                        wrap.className = 'gpa-sem-row';
                        wrap.style.cssText = 'display:flex; gap:8px; margin-bottom:8px;';
                        wrap.innerHTML = `<input class="gpa-sem-input" value="${escapeHTML(value)}" style="flex:1; height:34px; padding:6px 10px; border:1px solid ${THEME.border}; border-radius:8px; box-sizing:border-box;"><button type="button" class="btn-modern btn-outline gpa-sem-del" style="padding:6px 10px;">删除</button>`;
                        list.appendChild(wrap);
                    };
                    modal.querySelector('#gpa-sem-add').addEventListener('click', () => addRow(''));
                    list.addEventListener('click', (e) => {
                        const btn = e.target.closest('.gpa-sem-del');
                        if (btn) btn.closest('.gpa-sem-row')?.remove();
                    });
                },
                preConfirm: () => {
                    const vals = Array.from(document.querySelectorAll('.swal2-container .gpa-sem-input')).map(i => i.value.trim()).filter(Boolean);
                    const unique = Array.from(new Set(vals));
                    if (!unique.length) { Swal.showValidationMessage('请至少保留一个学期'); return false; }
                    const invalid = unique.find(v => !GPAModule.isValidSemester(v));
                    if (invalid) { Swal.showValidationMessage(`学期格式不正确：${invalid}`); return false; }
                    return unique;
                }
            });
            if (result.isDenied) {
                const confirm = await Swal.fire({ title: '恢复自动学期？', text: '将删除本地保存的自定义学期列表。', icon: 'warning', showCancelButton: true, confirmButtonText: '恢复默认', cancelButtonText: '取消' });
                if (!confirm.isConfirmed) return;
                localStorage.removeItem('whut_gpa_semesters');
                Toast.fire({ icon: 'success', title: '已恢复自动学期' });
                await GPAModule.reload();
                return;
            }
            if (!result.isConfirmed) return;
            const confirm = await Swal.fire({ title: '保存自定义学期？', text: '保存后会重新加载 GPA 数据。', icon: 'question', showCancelButton: true, confirmButtonText: '保存并重载', cancelButtonText: '取消' });
            if (!confirm.isConfirmed) return;
            localStorage.setItem('whut_gpa_semesters', JSON.stringify(result.value));
            Toast.fire({ icon: 'success', title: 'GPA 学期列表已保存' });
            await GPAModule.reload();
        },
        render: (overall, semResponses, container) => {
            let html = overall ? `<div class="gpa-card" style="border: 2px solid ${THEME.primary};"><div class="gpa-card-title">🏆 全学程综合 GPA</div><div class="gpa-grid"><div class="gpa-item"><span class="gpa-item-label">平均学分绩点</span><span class="gpa-item-value">${overall.PJXFJD || '-'}</span><div class="gpa-ranks" style="margin-top:8px; padding:4px 8px; font-size:11px;"><span>班排: <b>${overall.PJXFJDBJPM || '-'}</b>/${overall.BJZRS||'-'}</span><span>专排: <b>${overall.PJXFJDZYPM || '-'}</b>/${overall.ZYZRS||'-'}</span></div></div><div class="gpa-item"><span class="gpa-item-label">必修课均绩点</span><span class="gpa-item-value accent">${overall.BXKPJXFJD || '-'}</span><div class="gpa-ranks" style="margin-top:8px; padding:4px 8px; font-size:11px;"><span>班排: <b>${overall.BXKPJXFJDBJPM || '-'}</b>/${overall.BJZRS||'-'}</span><span>专排: <b>${overall.BXKPJXFJDZYPM || '-'}</b>/${overall.ZYZRS||'-'}</span></div></div></div></div>` : `<div class="gpa-card"><div style="text-align:center; color:#94a3b8;">暂无全学程 GPA 数据</div></div>`;
            html += `<h3 style="margin: 20px 0 10px; font-size: 14px; color: ${THEME.textSub}; padding-left: 5px;">📅 各学期明细</h3>`;
            semResponses.forEach(res => {
                if (!res.data) html += `<div class="gpa-card" style="padding: 15px;"><div class="gpa-card-title" style="margin-bottom:0; border:none; padding:0; font-size:14px; color:#94a3b8;">${res.sem} <span style="font-size:12px; font-weight:normal; margin-left:auto;">暂无数据</span></div></div>`;
                else html += `<div class="gpa-card" style="padding: 15px;"><div class="gpa-card-title" style="font-size: 14px; margin-bottom: 12px; padding-bottom: 8px;">📍 ${res.sem}</div><div class="gpa-grid" style="grid-template-columns: 1fr 1fr; margin-bottom:0;"><div class="gpa-item" style="padding: 10px;"><span class="gpa-item-label">平均绩点 / 班排 / 专排</span><div style="display:flex; align-items:baseline; gap:8px;"><span class="gpa-item-value" style="font-size:16px;">${res.data.PJXFJD || '-'}</span><span style="font-size:11px; color:${THEME.textSub};">No.<b>${res.data.PJXFJDBJPM || '-'}</b> / No.<b>${res.data.PJXFJDZYPM || '-'}</b></span></div></div><div class="gpa-item" style="padding: 10px;"><span class="gpa-item-label">必修绩点 / 班排 / 专排</span><div style="display:flex; align-items:baseline; gap:8px;"><span class="gpa-item-value accent" style="font-size:16px;">${res.data.BXKPJXFJD || '-'}</span><span style="font-size:11px; color:${THEME.textSub};">No.<b>${res.data.BXKPJXFJDBJPM || '-'}</b> / No.<b>${res.data.BXKPJXFJDZYPM || '-'}</b></span></div></div></div></div>`;
            });
            container.innerHTML = html;
        },
        exportToExcel: () => {
            if (!GPAModule.cache) return Swal.fire('提示', '请先等待 GPA 数据加载完成', 'warning');
            let rawRows = []; if (GPAModule.cache.overall) rawRows.push({ ...GPAModule.cache.overall, XNXQDM: "全学程" }); GPAModule.cache.semesters.forEach(s => { if (s.data) rawRows.push({ ...s.data, XNXQDM: s.sem }); });
            exportToBrowser(rawRows.map(row => Object.fromEntries(MAPPING_GPA_NEW.map(m => [m.label, row[m.key] ?? row[m.fallback] ?? '']))), `WHUT_综合GPA与学期排名_${new Date().getTime()}`, 'xlsx');
        },
        exportToImage: async () => {
            const container = document.getElementById('gpa-content'); if (!GPAModule.isLoaded || !container) return Swal.fire('提示', '请先等待数据加载', 'warning');
            Swal.fire({ title: '生成中...', allowOutsideClick: false, didOpen: () => Swal.showLoading() });
            try {
                const clone = container.cloneNode(true); clone.style.cssText = `position:fixed; top:-9999px; left:-9999px; width:500px; height:auto; overflow:visible; background:${THEME.bg}; padding:20px; box-sizing:border-box;`; document.body.appendChild(clone);
                const canvas = await html2canvas(clone, { scale: 2, backgroundColor: THEME.bg, useCORS: true }); document.body.removeChild(clone);
                canvas.toBlob(b => { const l = document.createElement('a'); l.href = URL.createObjectURL(b); l.download = `WHUT_GPA面板报告.png`; l.click(); Swal.close(); });
            } catch (e) { Swal.fire('错误', '图片生成失败', 'error'); }
        }
    };

    // ================= 4. 一键评教模块 (新融合) =================
    const EvalModule = {
        init: async () => {
            if (state.eval.isLoaded) return;
            EvalModule.loadData();
        },
        setStatus: (msg) => { document.getElementById('pj-status').innerHTML = msg; },
        async loadData() {
            EvalModule.setStatus("🔄 获取评教课程数据...");
            const listArea = document.getElementById('pj-list-area');
            listArea.innerHTML = ''; state.eval.courses = [];
            try {
                const termRes = await API.postJSON('/jwapp/sys/jwpubapp/modules/gg/cxmrxnxq.do', "ZCSDM=DQXNXQDM&CSDM=SYS&SFSY=1&*order=%2BPX%2C%2BWID");
                const term = termRes?.datas?.cxmrxnxq?.rows?.[0]?.XNXQDM;
                if (!term) return EvalModule.setStatus("❌ 无法获取学期");
                state.eval.termCode = term;

                const lxRes = await API.postJSON('/jwapp/sys/pjapp/api/wdpj/getPjlx.do', `XNXQDM=${term}`);
                let types = lxRes?.datas?.getPjlx || [];
                if (!types.length) types = [{PJLXDM:'01', PJLXMC:'默认'}];

                let allCourses = [];
                for (let t of types) {
                    const code = t.PJLXDM || t.DM || '01';
                    const listRes = await API.postJSON('/jwapp/sys/pjapp/api/wdpj/getDpwj.do', `PJLXDM=${code}&querySetting=${encodeURIComponent(JSON.stringify([{"name":"PJLXDM","value":code,"builder":"equal","linkOpt":"AND"},{"name":"XNXQDM","value":term,"builder":"m_value_equal","linkOpt":"AND"}]))}`);
                    const list = listRes?.datas?.getDpwj || [];
                    list.forEach(c => { c.PJLXDM = code; c.PJLXMC = t.PJLXMC || t.MC || ''; });
                    allCourses = allCourses.concat(list);
                }
                state.eval.courses = allCourses;
                EvalModule.renderGroups(allCourses);
                EvalModule.setStatus(`✅ 评教列表获取成功: 共 ${allCourses.length} 门`);
                state.eval.isLoaded = true;
            } catch (e) { EvalModule.setStatus("❌ 数据加载异常"); }
        },
        renderGroups(courses) {
            const listArea = document.getElementById('pj-list-area');
            if (courses.length === 0) return listArea.innerHTML = '<div style="text-align:center; padding:30px; color:#999;">暂无评教任务</div>';

            const groups = { ing: [], wait: [], end: [] }; const now = new Date();
            courses.forEach((c, idx) => {
                c._idx = idx; let start = new Date(), end = new Date();
                try { if (c.KSSJ) start = new Date(c.KSSJ.replace(/-/g, "/")); if (c.JSSJ) end = new Date(c.JSSJ.replace(/-/g, "/")); } catch(e){}
                if (c.BPJSSFYPG === '1') { c._status = 'done'; groups.ing.push(c); }
                else if (now < start) { c._status = 'wait'; groups.wait.push(c); }
                else if (now > end) { c._status = 'end'; groups.end.push(c); }
                else { c._status = 'ing'; groups.ing.push(c); }
            });

            const createGrp = (title, count, isOpen, canCheck) => {
                const g = document.createElement('div');
                const cbHtml = canCheck ? `<input type="checkbox" class="pj-grp-cb" checked style="margin-right:8px; accent-color:${THEME.primary};">` : '';
                g.innerHTML = `<div class="pj-group-header">${cbHtml}<span style="flex:1">${title} (${count})</span><span class="pj-arrow">${isOpen?'▼':'▶'}</span></div><div class="pj-group-content" style="display:${isOpen?'block':'none'}"></div>`;
                g.querySelector('.pj-group-header').onclick = (e) => { if(e.target.type !== 'checkbox') { const c = g.querySelector('.pj-group-content'), a = g.querySelector('.pj-arrow'), show = c.style.display === 'none'; c.style.display = show?'block':'none'; a.innerText = show?'▼':'▶'; } };
                if(canCheck) g.querySelector('.pj-grp-cb').onchange = (e) => g.querySelectorAll('.pj-item-cb:not([disabled])').forEach(cb => cb.checked = e.target.checked);
                listArea.appendChild(g); return g.querySelector('.pj-group-content');
            };

            const createItem = (c) => {
                let badge = '', disabled = true, checked = false;
                if (c._status === 'done') { badge = `<span class="pj-badge done">已完成</span>`; disabled = false; }
                else if (c._status === 'ing') { badge = `<span class="pj-badge ing">进行中</span>`; disabled = false; checked = true; }
                else if (c._status === 'wait') { badge = `<span class="pj-badge wait">未开始</span>`; }
                else { badge = `<span class="pj-badge end">已结束</span>`; }
                const div = document.createElement('div'); div.className = 'pj-item';
                div.innerHTML = `<input type="checkbox" class="pj-item-cb" value="${c._idx}" ${disabled?'disabled':''} ${checked?'checked':''} style="accent-color:${THEME.primary};"><div class="pj-item-main"><div class="pj-item-title">${c.KCM}</div><div class="pj-item-sub">${c.XM}</div></div><div style="text-align:right;">${badge}<div id="pj-log-${c._idx}" class="pj-log"></div></div>`;
                return div;
            };

            if (groups.ing.length > 0) { const c = createGrp('🟢 进行中 / 可重评', groups.ing.length, true, true); groups.ing.forEach(course => c.appendChild(createItem(course))); }
            if (groups.wait.length > 0) { const c = createGrp('⚪ 未开始', groups.wait.length, false, false); groups.wait.forEach(course => c.appendChild(createItem(course))); }
            if (groups.end.length > 0) { const c = createGrp('🔴 已结束', groups.end.length, false, false); groups.end.forEach(course => c.appendChild(createItem(course))); }
        },
        async runSelected() {
            if (state.eval.isRunning) return;
            const cbs = document.querySelectorAll('.pj-item-cb:checked');
            if (cbs.length === 0) return Toast.fire({ icon: 'info', title: '请先勾选需要评教的课程' });

            state.eval.isRunning = true;
            const btn = document.getElementById('pj-run-btn');
            btn.disabled = true; btn.innerText = '⏳ 自动评教进行中...'; btn.style.background = '#9e9e9e';

            let success = 0;
            for (let i = 0; i < cbs.length; i++) {
                const idx = cbs[i].value; const c = state.eval.courses[idx]; const logEl = document.getElementById(`pj-log-${idx}`);
                logEl.innerText = "请求题目...";

                try {
                    const wjRes = await API.postJSON('/jwapp/sys/pjapp/api/wdpj/getWjtxxx.do', `GROUPNO=${c.GROUPNO}&PJLXDM=${c.PJLXDM||'01'}&XUH=${c.XUH||1}&JXBID=${c.JXBID||''}&KCH=${c.KCH||''}`);
                    const wjData = wjRes?.datas?.getWjtxxx;
                    if (!wjData || !wjData.teachers?.length) throw new Error("无题目");

                    const tInfo = wjData.teachers[0], daArray = [];
                    wjData.questionList.forEach(q => {
                        if (q.TX === '01' && q.questionOptions.length > 0) {
                            const opts = [...q.questionOptions].sort((a, b) => b.FZ - a.FZ);
                            let sel = opts[0];
                            if (state.eval.config.randomScore && Math.random() > 0.9 && opts.length > 1) sel = opts[1];
                            const sDa = { "TMXXID": sel.WID, "FJXX": "" };
                            daArray.push({ "DA": sDa, "XXID": sel.WID, "DAStr": JSON.stringify(sDa), "YWZJ": tInfo.PJGXID, "WID": "", "DF": sel.FZ, "WJID": wjData.WJID, "TMID": q.TMID, "TX": "01" });
                        } else if (q.TX === '02') {
                            daArray.push({ "DA": state.eval.config.comment, "DAStr": state.eval.config.comment, "YWZJ": tInfo.PJGXID, "WID": "", "DF": null, "WJID": wjData.WJID, "TMID": q.TMID, "TX": "02" });
                        }
                    });

                    logEl.innerText = "提交中...";
                    const payload = [{ "XM": tInfo.XM, "KCM": tInfo.KCM, "PJZT": "1", "DF": "100.0", "PJGXID": tInfo.PJGXID, "DA": daArray, "XUH": c.XUH || 1, "FJTXXX": { "TKZC": "12", "WID": "" }, "WJID": wjData.WJID, "questionAnswers": JSON.stringify(daArray) }];
                    const pStr = "requestParamStr=" + encodeURIComponent(JSON.stringify(payload));
                    await API.postJSON('/jwapp/sys/pjapp/api/wdpj/calculateQuestionnaireAnswerScore.do', pStr);
                    const subRes = await API.postJSON('/jwapp/sys/pjapp/api/wdpj/commitQuestionnaireAnswer.do', pStr);

                    if (subRes?.code === '0') { logEl.innerHTML = `<span style="color:${THEME.success}">✅ 成功</span>`; success++; }
                    else throw new Error(subRes?.msg || "失败");
                } catch(e) { logEl.innerHTML = `<span style="color:${THEME.danger}">❌ ${e.message}</span>`; }

                if (i < cbs.length - 1) await new Promise(r => setTimeout(r, state.eval.config.delay));
            }

            state.eval.isRunning = false; btn.disabled = false; btn.innerText = '🚀 开始一键评教'; btn.style.background = THEME.success;
            Swal.fire({ icon: 'success', title: '评教任务结束', text: `成功提交 ${success} / ${cbs.length} 门课程` });
        }
    };

    // ================= 5. 个人学业监测报告模块 =================
    const MonitorModule = {
        init: async () => {
            if (state.monitor.isLoaded) {
                MonitorModule.render();
                MonitorModule.setStatus(`✅ 数据已同步${state.monitor.overview.calculatedTime ? `：${escapeHTML(state.monitor.overview.calculatedTime)}` : ''}`);
                return;
            }
            if (state.monitor.isLoading) {
                state.monitor.renderAfterLoad = true;
                MonitorModule.setStatus('🔄 正在从服务器同步学业监测数据...');
                return;
            }
            await MonitorModule.loadData();
        },
        setStatus: (msg) => {
            const el = document.getElementById('monitor-status');
            if (el) el.innerHTML = msg;
        },
        setBusy: (busy, text) => {
            const refreshBtn = document.getElementById('btn-monitor-refresh');
            const exportBtn = document.getElementById('btn-monitor-export');
            if (refreshBtn) { refreshBtn.disabled = busy; if (text) refreshBtn.innerText = text; else refreshBtn.innerText = '🔄 手动同步'; }
            if (exportBtn) exportBtn.disabled = busy;
        },
        request: async (url, params = {}, opts = {}) => {
            const res = await API.req({
                method: 'POST',
                url,
                headers: { 'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8', 'X-Requested-With': 'XMLHttpRequest' },
                data: new URLSearchParams(compactParams(params)).toString(),
                responseType: opts.blob ? 'blob' : undefined
            });
            if (res.status && res.status >= 400) throw new Error(`HTTP ${res.status}`);
            if (opts.blob) {
                if (!res.response) throw new Error('空文件流');
                return res.response;
            }
            const text = res.responseText || '';
            if (!text || /^\s*</.test(text)) throw new Error('非 JSON 响应');
            const json = JSON.parse(text);
            if (!json || json.code === '404') throw new Error('接口不存在');
            if (json.code !== undefined && String(json.code) !== '0') throw new Error(json.msg || json.message || `接口返回异常：${json.code}`);
            return json;
        },
        pick: (obj, keys) => {
            for (const key of keys) if (obj && obj[key] !== undefined && obj[key] !== null && obj[key] !== '') return obj[key];
            return '';
        },
        pickNum: (obj, keys, fallback = 0) => {
            for (const key of keys) {
                const n = parseFloat(obj?.[key]);
                if (Number.isFinite(n)) return n;
            }
            return fallback;
        },
        unwrap: (res, key) => {
            const datas = res?.datas ?? res?.data ?? res;
            if (!datas) return {};
            let node = datas[key] ?? datas;
            if (!node && typeof datas === 'object') node = Object.values(datas).find(v => v && (v.rows || v.data || v.fanbx || Array.isArray(v)));
            if (node?.rows?.length === 1) {
                const row = node.rows[0];
                const structuralKeys = ['fanbx', 'FANBX', 'fanBx', 'fawbx', 'fawbxMap', 'children', 'CHILDREN', 'childList', 'moduleList', 'categoryList', 'courseCategoryList', 'checkCourseVOS', 'courseList', 'data'];
                if (row && typeof row === 'object' && structuralKeys.some(k => row[k] !== undefined)) node = row;
            }
            return node || {};
        },
        rowsOf: (node) => {
            if (Array.isArray(node)) return node;
            if (Array.isArray(node?.rows)) return node.rows;
            if (Array.isArray(node?.data)) return node.data;
            if (Array.isArray(node?.list)) return node.list;
            return node && typeof node === 'object' ? [node] : [];
        },
        pickBynf: (...values) => {
            for (const val of values) {
                if (val === undefined || val === null || val === '') continue;
                const text = String(val).trim();
                if (text === '*') return '*';
                return text.match(/\d{4}/)?.[0] || text;
            }
            return '';
        },
        isNewPlanCode: (plan) => {
            const pyfadm = String(plan?.PYFADM || plan?.value || '').trim();
            return !!pyfadm && !/^\d+$/.test(pyfadm);
        },
        buildParams: (userInfo, basicRow = {}) => {
            const guessedBynf = MonitorModule.guessGraduationYear(state.userId || userInfo?.userId);
            const archiveBynf = MonitorModule.pickBynf(
                MonitorModule.pick(basicRow, ['BYNF', 'YJBYNF', 'YJBYRQ', 'BYYF']),
                MonitorModule.isNewPlanCode(basicRow) ? '*' : guessedBynf
            );
            return compactParams({
                XH: state.userId || userInfo?.userId,
                XSBH: state.userId || userInfo?.userId,
                PYFADM: MonitorModule.pick(basicRow, ['PYFADM', 'PYFADM_DISPLAY', 'PYFAH']),
                BYNF: archiveBynf,
                XZNJ: MonitorModule.pick(basicRow, ['XZNJ', 'NJDM', 'NJ'])
            });
        },
        guessGraduationYear: (userId) => {
            const id = String(userId || '');
            const gradeStr = id.length === 13 ? id.substring(3, 5) : (id.length === 10 ? id.substring(2, 4) : '');
            const startYear = parseInt(`20${gradeStr}`, 10);
            return Number.isFinite(startYear) ? String(startYear + 4) : '';
        },
        buildStudyParams: (userInfo, studentInfo = {}) => {
            const queryNode = MonitorModule.unwrap(studentInfo, 'queryXsjbxx');
            const jbxx = queryNode.jbxx || {};
            const plans = Array.isArray(queryNode.faArr) ? queryNode.faArr : [];
            const plan = plans.find(p => p.XDLXDM === '01') || plans[0] || {};
            const bynf = MonitorModule.pickBynf(
                plan.BYNF,
                plan.bynf,
                MonitorModule.isNewPlanCode(plan) ? '*' : '',
                jbxx.BYNF,
                jbxx.YJBYNF,
                jbxx.YJBYRQ,
                MonitorModule.guessGraduationYear(state.userId || userInfo?.userId)
            );
            return {
                student: jbxx,
                plan,
                basicRes: studentInfo,
                base: compactParams({
                    from: 'xyjctjapp',
                    XH: state.userId || userInfo?.userId,
                    PYFADM: plan.PYFADM || plan.value,
                    BYNF: bynf,
                    pageType: 2,
                    hasByjSearch: false
                }),
                xy: compactParams({
                    fromPage: 'grxyjcbg',
                    from: 'xyjctjapp',
                    XH: state.userId || userInfo?.userId,
                    PYFADM: plan.PYFADM || plan.value,
                    BYNF: bynf,
                    pageType: 2,
                    hasByjSearch: false,
                    SCLX: '04',
                    XDLX: plan.XDLXDM || '01'
                })
            };
        },
        getStudyContext: async (userInfo) => {
            if (state.monitor.studyParams?.base?.PYFADM) return state.monitor.studyParams;
            const userId = state.userId || userInfo?.userId;
            const seedCandidates = Array.from(new Set([MonitorModule.guessGraduationYear(userId), '*', '']));
            let studyParams = null;
            let lastError = null;
            for (const seedBynf of seedCandidates) {
                const seedParams = compactParams({
                    from: 'xyjctjapp',
                    XH: userId,
                    BYNF: seedBynf,
                    pageType: 2,
                    hasByjSearch: false
                });
                try {
                    const basicRes = await MonitorModule.request('/jwapp/sys/byshapp/api/grbg/queryXsjbxx.do', seedParams);
                    const nextParams = MonitorModule.buildStudyParams(userInfo, basicRes);
                    if (nextParams.base.PYFADM) {
                        studyParams = nextParams;
                        break;
                    }
                    lastError = new Error('未获取到培养方案代码 PYFADM');
                } catch (e) {
                    lastError = e;
                }
            }
            if (!studyParams) throw lastError || new Error('未获取到培养方案代码 PYFADM');
            state.monitor.studyParams = studyParams;
            state.monitor.student = studyParams.student;
            state.monitor.plan = studyParams.plan;
            return studyParams;
        },
        withBynf: (studyParams, bynf) => ({
            ...studyParams,
            base: compactParams({ ...studyParams.base, BYNF: bynf }),
            xy: compactParams({ ...studyParams.xy, BYNF: bynf })
        }),
        studyParamVariants: (studyParams, userInfo) => {
            const currentBynf = studyParams?.xy?.BYNF ?? studyParams?.base?.BYNF ?? '';
            const guessedBynf = MonitorModule.guessGraduationYear(state.userId || userInfo?.userId);
            return Array.from(new Set([currentBynf, '*', guessedBynf, '']))
                .map(bynf => MonitorModule.withBynf(studyParams, bynf));
        },
        hasMonitorContent: (normalized) => {
            return !!(
                normalized?.categories?.length ||
                normalized?.scoreFallbacks?.length ||
                toNum(normalized?.overview?.required, 0) > 0 ||
                toNum(normalized?.overview?.earned, 0) > 0
            );
        },
        loadData: async ({ force = false, silent = false, render = true } = {}) => {
            if (state.monitor.isLoading) return;
            if (state.monitor.isLoaded && !force) {
                applyScoreFallbacks();
                if (render) MonitorModule.render();
                return;
            }
            state.monitor.isLoading = true;
            if (!silent) {
                MonitorModule.setStatus('🔄 正在从服务器同步学业监测数据...');
                const content = document.getElementById('monitor-content');
                if (content && render) content.innerHTML = '<div class="monitor-empty">🔄 正在加载个人学业监测报告...</div>';
            }
            try {
                const userInfo = await API.getUserInfo();
                const studyParams = await MonitorModule.getStudyContext(userInfo);
                let selected = null;
                let lastError = null;
                for (const candidateParams of MonitorModule.studyParamVariants(studyParams, userInfo)) {
                    try {
                        const xyRes = await MonitorModule.request('/jwapp/sys/byshapp/api/grbg/queryXyzhbx.do', candidateParams.xy);
                        const normalized = MonitorModule.normalize(xyRes, candidateParams.basicRes);
                        selected = { xyRes, normalized, studyParams: candidateParams };
                        if (MonitorModule.hasMonitorContent(normalized)) break;
                    } catch (e) {
                        lastError = e;
                    }
                }
                if (!selected) throw lastError || new Error('学业监测数据请求失败');
                const { xyRes, normalized, studyParams: selectedStudyParams } = selected;
                Object.assign(state.monitor, normalized, {
                    isLoaded: true,
                    raw: { xyRes, basicRes: selectedStudyParams.basicRes },
                    studyParams: selectedStudyParams,
                    student: selectedStudyParams.student,
                    plan: selectedStudyParams.plan
                });
                applyScoreFallbacks();
                if (render) MonitorModule.render();
                MonitorModule.setStatus(`✅ 数据已同步${state.monitor.overview.calculatedTime ? `：${escapeHTML(state.monitor.overview.calculatedTime)}` : ''}`);
            } catch (e) {
                if (render) document.getElementById('monitor-content').innerHTML = `<div class="monitor-empty" style="color:${THEME.danger};">加载失败：${escapeHTML(e.message)}</div>`;
                MonitorModule.setStatus('❌ 学业监测数据加载失败');
            } finally {
                state.monitor.isLoading = false;
                if (state.monitor.renderAfterLoad && state.monitor.isLoaded) {
                    state.monitor.renderAfterLoad = false;
                    MonitorModule.render();
                    MonitorModule.setStatus(`✅ 数据已同步${state.monitor.overview.calculatedTime ? `：${escapeHTML(state.monitor.overview.calculatedTime)}` : ''}`);
                }
            }
        },
        fmtCredit: (val) => {
            return formatCreditValue(val);
        },
        courseState: (course) => {
            const raw = course?.raw || {};
            const statusText = String(raw.SFJG_DISPLAY || raw.ZT_DISPLAY || raw.statusName || '').trim();
            const hasScore = hasScoreValue(course?.scoreText) && course.scoreText !== '-' || hasScoreValue(course?.score);
            if (/未修读|未获得|未选|待修/.test(statusText) && !hasScore) return 'pending';
            if ((course?.passed === false || course?.passed === 'false') && !hasScore) return 'pending';
            if (raw.SFJG === '0' || raw.ZT === '02' || raw.status === '02' || raw.status === '0') return 'fail';
            if (/不及格|不通过|未通过|不合格|否|失败/.test(statusText)) return 'fail';
            const scoreNum = parseFloat(course?.score ?? course?.scoreText);
            if (Number.isFinite(scoreNum) && scoreNum >= 0 && scoreNum < 60) return 'fail';
            return 'pass';
        },
        coursePassed: (course) => {
            return MonitorModule.courseState(course) === 'pass';
        },
        categoryNodesOf: (node) => {
            if (!node) return [];
            if (Array.isArray(node)) return node.filter(item => item && typeof item === 'object' && !looksLikeMonitorCourseRow(item));
            const keys = ['children', 'CHILDREN', 'childList', 'childNodes', 'nodes', 'items', 'moduleList', 'categoryList', 'courseCategoryList', 'kcmkList', 'treeData', 'data', 'rows', 'list'];
            const nodes = [];
            keys.forEach(key => {
                if (!Array.isArray(node?.[key])) return;
                node[key].forEach(item => {
                    if (item && typeof item === 'object' && !looksLikeMonitorCourseRow(item)) nodes.push(item);
                });
            });
            return nodes;
        },
        normalizeCategory: (node, index = 0, path = 'cat') => {
            const name = MonitorModule.pick(node, ['MC', 'FLMC', 'KCLBMC', 'KCMKMC', 'courseCategoryName', 'moduleName', 'name', 'text']) || '未命名模块';
            const id = String(node?.id || `${path}-${index}`);
            const childNodes = MonitorModule.categoryNodesOf(node);
            const children = childNodes.map((child, idx) => MonitorModule.normalizeCategory(child, idx, id));
            const directRows = [];
            monitorChildArrays(node).forEach(({ rows }) => {
                rows.forEach(row => {
                    if (looksLikeMonitorCourseRow(row)) directRows.push(normalizeMonitorCourse(row, name));
                });
            });
            const rows = directRows.concat(children.flatMap(c => c.rows || []));
            const requiredKeys = ['creditsRequired', 'YQXF', 'YQZXF', 'ZXF', 'ZDZXF', 'XFYQ', 'requiredCredit', 'requireCredit', 'creditRequire', 'BYXF', 'minCredit', 'minimumCredit', 'requiredCredits', 'planCredit', 'totalCreditRequired'];
            const earnedKeys = ['creditsEarned', 'HDXF', 'YHXF', 'YXXF', 'TGXF', 'WCXF', 'earnedCredit', 'completeCredit', 'passCredit', 'earnedCredits', 'completedCredit', 'actualCredit', 'gotCredit', 'totalCreditEarned'];
            let required = MonitorModule.pickNum(node, requiredKeys, NaN);
            let earned = MonitorModule.pickNum(node, earnedKeys, NaN);
            if (!Number.isFinite(required)) required = children.reduce((sum, child) => sum + child.required, 0);
            if (!Number.isFinite(earned)) {
                earned = children.reduce((sum, child) => sum + child.earned, 0)
                    + directRows.filter(r => MonitorModule.coursePassed(r)).reduce((sum, r) => sum + toNum(r.credit), 0);
            }
            const creditPassed = !Number.isFinite(required) || required <= 0 || earned + 1e-6 >= required;
            return { id, name, required, earned, rows, children, passed: creditPassed };
        },
        isPassed: (row) => {
            const text = String(MonitorModule.pick(row, ['SFTG_DISPLAY', 'BYJ_DISPLAY', 'SFJG_DISPLAY', 'JG_DISPLAY', 'ZT_DISPLAY', 'statusName']) || '').trim();
            const flag = MonitorModule.pick(row, ['SFTG', 'BYJ', 'SFJG', 'JG', 'passed', 'isPassed']);
            if (flag === false || flag === 'false' || flag === 0 || flag === '0') return false;
            if (/不及格|不通过|未通过|不合格|否|失败/.test(text)) return false;
            if (flag === true || flag === 'true' || flag === 1 || flag === '1') return true;
            if (/通过|合格|达标|符合|正常|是/.test(text)) return true;
            return true;
        },
        normalize: (xyRes, basicRes) => {
            let xyNode = MonitorModule.unwrap(xyRes, 'queryXyzhbx');
            if (Array.isArray(xyNode)) xyNode = { data: xyNode };
            if (xyNode?.rows && !xyNode.data) xyNode.data = xyNode.rows;
            const fanbx = xyNode.fanbx || xyNode.FANBX || xyNode.fanBx || xyNode.fanbxMap || xyNode.fanbxTree || xyNode.programTree || xyNode.schemeTree || {};
            let categoryNodes = MonitorModule.categoryNodesOf(fanbx);
            if (!categoryNodes.length) categoryNodes = MonitorModule.categoryNodesOf(xyNode);
            let categories = categoryNodes.map((node, index) => MonitorModule.normalizeCategory(node, index));
            const fawbxRows = dedupeMonitorCourses([
                ...collectMonitorCourseRows(xyNode.fawbx, '方案外课程'),
                ...collectMonitorCourseRows(xyNode.fawbxMap, '方案外课程')
            ]).filter(r => r.courseId || r.courseName);
            if (fawbxRows.length) {
                categories.push({
                    id: 'fawbx-group',
                    name: '方案外/额外课程',
                    required: 0,
                    earned: fawbxRows.filter(r => MonitorModule.coursePassed(r)).reduce((sum, r) => sum + toNum(r.credit), 0),
                    rows: fawbxRows,
                    children: [],
                    passed: true
                });
            }
            const scoreFallbacks = normalizeScoreFallbackRows(xyNode);
            if (!categories.length && scoreFallbacks.length) {
                const grouped = new Map();
                scoreFallbacks.forEach(course => {
                    const key = course.moduleName || course.nature || '其他课程';
                    const curr = grouped.get(key) || { id: `fallback-${grouped.size}`, name: key, required: 0, earned: 0, rows: [], children: [], passed: true };
                    curr.rows.push(course);
                    curr.earned += toNum(course.credit);
                    curr.passed = curr.passed && MonitorModule.coursePassed(course);
                    grouped.set(key, curr);
                });
                categories = Array.from(grouped.values());
            }
            const basicNode = MonitorModule.unwrap(basicRes, 'queryXsjbxx');
            const required = MonitorModule.pickNum(fanbx, ['creditsRequired', 'YQXF', 'YQZXF', 'ZXF', 'ZDZXF', 'XFYQ', 'requiredCredit', 'requireCredit', 'creditRequire', 'BYXF', 'minCredit', 'minimumCredit', 'requiredCredits', 'planCredit', 'totalCreditRequired'], categories.reduce((sum, c) => sum + c.required, 0));
            const earned = MonitorModule.pickNum(fanbx, ['creditsEarned', 'creditsSelection', 'YXXF', 'HDXF', 'YHXF', 'TGXF', 'WCXF', 'earnedCredit', 'earnedCredits', 'completedCredit', 'actualCredit', 'gotCredit', 'totalCreditEarned'], categories.reduce((sum, c) => sum + c.earned, 0));
            const warnings = MonitorModule.buildWarnings(scoreFallbacks, xyNode, basicNode);
            if (!state.monitor.openGroupsTouched) {
                state.monitor.openGroups = new Set();
            }
            return {
                overview: {
                    required,
                    earned,
                    passed: (!required || earned + 1e-6 >= required) && warnings.every(w => w.type !== 'danger'),
                    calculatedTime: MonitorModule.pick(xyNode, ['calculatedTime', 'CZSJ', 'GXSJ', 'JSSJ']) || ''
                },
                categories,
                warnings,
                scoreFallbacks
            };
        },
        buildWarnings: (courses, xyNode, basicNode) => {
            const warnings = [];
            const seen = new Set();
            courses.forEach(course => {
                const state = MonitorModule.courseState(course);
                if (state === 'pass' || state === 'pending') return;
                const key = `${course.courseId || course.courseName}-${course.semester || ''}`;
                if (seen.has(key)) return;
                seen.add(key);
                warnings.push({
                    type: 'danger',
                    title: course.courseName || course.courseId || '未命名课程',
                    text: `${course.semester || '-'} ${course.scoreText ?? course.score ?? '未通过'}`
                });
            });
            (Array.isArray(xyNode?.fjzbbx) ? xyNode.fjzbbx : []).forEach(item => {
                const targets = Array.isArray(item.targets) ? item.targets : [];
                const failedTargets = targets.filter(t => t?.passed === false || t?.passed === 'false');
                if (!(item.passed === false || item.passed === 'false' || failedTargets.length)) return;
                const detail = (failedTargets.length ? failedTargets : targets).map(t => {
                    const result = t?.result !== undefined && t?.result !== null ? `，当前值 ${t.result}` : '';
                    return `${t?.name || item.name || '附加指标'}${result}`;
                }).join('；');
                warnings.push({ type: 'danger', title: item.name || '附加指标提醒', text: detail || '未达标' });
            });
            const disciplineKeys = ['CFXX', 'CFZT', 'CFQK', 'CFCJ', 'SFCF', 'SFYCF', 'XSCFQK', 'punishment', 'disciplineStatus'];
            [basicNode?.jbxx || {}, basicNode || {}].forEach(row => disciplineKeys.forEach(k => {
                const val = row?.[k];
                if (val !== undefined && val !== null && val !== '' && !/^(0|否|无|正常|false)$/i.test(String(val))) {
                    warnings.push({ type: 'danger', title: '处分状态提醒', text: `${k}: ${val}` });
                }
            }));
            if (!warnings.length) warnings.push({ type: 'ok', title: '暂无预警', text: '未发现不及格课程或附加指标异常。' });
            return warnings;
        },
        renderCourseRows: (group) => {
            const rows = group.rows || [];
            if (!rows.length) return '<tr><td colspan="6" style="text-align:center;color:#94a3b8;padding:18px;">暂无课程明细</td></tr>';
            return rows.map(course => {
                const state = MonitorModule.courseState(course);
                const pass = state === 'pass';
                const courseLabel = sameText(course.courseName, course.courseId)
                    ? (course.courseName || course.courseId || '-')
                    : `${course.courseName || '-'}${course.courseId ? `[${course.courseId}]` : ''}`;
                const replacedLabel = (course.replacedCourseName || course.replacedCourseId)
                    ? (sameText(course.replacedCourseName, course.replacedCourseId) ? (course.replacedCourseName || course.replacedCourseId) : `${course.replacedCourseName || '-'}${course.replacedCourseId ? `[${course.replacedCourseId}]` : ''}`)
                    : '-';
                const scoreDisplay = course.scoreText ?? course.score ?? '-';
                return `
                    <tr class="monitor-course-row ${state === 'pending' ? 'pending' : ''}">
                        <td><div class="monitor-course-name">${escapeHTML(courseLabel)}</div></td>
                        <td><span class="monitor-pass-dot ${state}">${pass ? '✓' : (state === 'pending' ? '-' : '×')}</span></td>
                        <td>${escapeHTML(scoreDisplay)}</td>
                        <td>${escapeHTML(MonitorModule.fmtCredit(course.credit))}</td>
                        <td>${escapeHTML(replacedLabel)}</td>
                        <td>${escapeHTML(MonitorModule.fmtCredit(course.replacedCourseCredit))}</td>
                    </tr>
                `;
            }).join('');
        },
        renderMonitorGroups: (categories) => {
            if (!categories.length) return '<div class="monitor-empty">暂无培养方案模块数据</div>';
            return `<div class="monitor-groups">${categories.map(group => {
                const open = state.monitor.openGroups.has(group.id);
                const pct = group.required ? Math.min(100, Math.round((group.earned / group.required) * 100)) : 0;
                return `
                    <div class="monitor-group">
                        <button type="button" class="monitor-group-header" data-group-id="${escapeHTML(group.id)}">
                            <span class="monitor-group-arrow">${open ? '▼' : '▶'}</span>
                            <span class="monitor-group-title">${escapeHTML(group.name)}</span>
                            <span class="monitor-group-credit">（要求学分:${escapeHTML(MonitorModule.fmtCredit(group.required))} 已修学分:${escapeHTML(MonitorModule.fmtCredit(group.earned))}）</span>
                            <span class="monitor-group-badge ${group.passed ? 'pass' : 'warn'}">${group.passed ? '通过' : '需关注'} · ${pct}%</span>
                        </button>
                        ${open ? `<div class="monitor-group-body"><table class="monitor-course-table"><thead><tr><th>课程名[课程号]</th><th>是否通过</th><th>成绩</th><th>学分</th><th>替代课程名[课程号]</th><th>学分</th></tr></thead><tbody>${MonitorModule.renderCourseRows(group)}</tbody></table></div>` : ''}
                    </div>
                `;
            }).join('')}</div>`;
        },
        render: () => {
            const container = document.getElementById('monitor-content');
            if (!container) return;
            const { overview, categories, warnings } = state.monitor;
            const pct = overview.required ? Math.min(100, Math.round((overview.earned / overview.required) * 100)) : 0;
            const warningsHtml = warnings.map(w => `<div class="monitor-warning" style="${w.type === 'ok' ? 'background:#f0fdf4;border-color:#bbf7d0;color:#166534;' : ''}"><b>${escapeHTML(w.title)}</b><br>${escapeHTML(w.text)}</div>`).join('');
            container.innerHTML = `
                <div class="monitor-overview">
                    <div class="monitor-overview-top">
                        <div><div style="font-size:13px;color:${THEME.textSub};margin-bottom:4px;">毕业资格状态</div><div style="font-size:20px;font-weight:800;color:${THEME.textMain};">${overview.passed ? '当前状态正常' : '存在待处理项'}</div></div>
                        <span class="monitor-status-pill ${overview.passed ? 'pass' : 'warn'}">${overview.passed ? '达标/可继续' : '需关注'}</span>
                    </div>
                    <div class="monitor-progress-track"><div class="monitor-progress-fill" style="width:${pct}%"></div></div>
                    <div class="monitor-progress-meta"><span>总学分进度：${MonitorModule.fmtCredit(overview.earned)} / ${overview.required ? MonitorModule.fmtCredit(overview.required) : '-'} 学分</span><b>${pct}%</b></div>
                </div>
                <div class="monitor-section-title">📌 培养方案模块</div>
                ${MonitorModule.renderMonitorGroups(categories || [])}
                <div class="monitor-section-title">🚨 预警中心</div>
                ${warningsHtml}
            `;
        },
        refresh: async () => {
            if (state.monitor.isRefreshing) return;
            state.monitor.isRefreshing = true;
            MonitorModule.setBusy(true, '⏳ 同步中...');
            MonitorModule.setStatus('⏳ 正在触发服务器重新计算...');
            try {
                const userInfo = await API.getUserInfo();
                const studyParams = await MonitorModule.getStudyContext(userInfo);
                const res = await MonitorModule.request('/jwapp/sys/byshapp/api/grbg/refresh.do', studyParams.xy);
                const node = MonitorModule.unwrap(res, 'refresh');
                const key = node?.ZXJDKEY || node?.refresh || res?.datas?.refresh || res?.ZXJDKEY;
                if (!key) throw new Error('未获取到同步任务标识 ZXJDKEY');
                await MonitorModule.pollProcess(key);
                state.monitor.isLoaded = false;
                await MonitorModule.loadData({ force: true });
                Toast.fire({ icon: 'success', title: '学业监测数据已同步' });
            } catch (e) {
                Swal.fire('同步失败', e.message, 'error');
                MonitorModule.setStatus('❌ 手动同步失败');
            } finally {
                state.monitor.isRefreshing = false;
                MonitorModule.setBusy(false);
            }
        },
        pollProcess: (key) => new Promise((resolve, reject) => {
            let count = 0;
            const timer = setInterval(async () => {
                try {
                    count++;
                    const res = await MonitorModule.request('/jwapp/sys/jwpubapp/api/zxjd/queryProcess.do', { ZXJDKEY: key });
                    const node = MonitorModule.unwrap(res, 'queryProcess');
                    const data = MonitorModule.rowsOf(node)[0] || node || {};
                    MonitorModule.setStatus(`⏳ 后台计算中${data.ZXJD ? `：${escapeHTML(data.ZXJD)}` : ''}`);
                    if (data.ZXBZ === '1' || data.ZXBZ === 1 || data.finished === true || data.finished === 'true') {
                        clearInterval(timer);
                        resolve();
                    } else if (count > 80) {
                        clearInterval(timer);
                        reject(new Error('后台同步超时，请稍后重试'));
                    }
                } catch (e) {
                    clearInterval(timer);
                    reject(e);
                }
            }, 1500);
        }),
        exportReport: async () => {
            try {
                MonitorModule.setBusy(true);
                MonitorModule.setStatus('📥 正在生成学业综合表现文件...');
                const userInfo = await API.getUserInfo();
                const studyParams = await MonitorModule.getStudyContext(userInfo);
                const blob = await MonitorModule.request('/jwapp/sys/byshapp/api/grbg/exportFanbxkcxx.do', studyParams.xy, { blob: true });
                const url = URL.createObjectURL(blob);
                const a = document.createElement('a');
                a.href = url; a.download = '学业综合表现.xls';
                document.body.appendChild(a); a.click(); document.body.removeChild(a);
                setTimeout(() => URL.revokeObjectURL(url), 1000);
                Toast.fire({ icon: 'success', title: '学业综合表现已导出' });
                MonitorModule.setStatus('✅ 导出完成');
            } catch (e) { Swal.fire('导出失败', e.message, 'error'); }
            finally { MonitorModule.setBusy(false); }
        },
        patchHiddenScores: async () => {
            if (!state.rawData.some(isHiddenScoreText)) return;
            if (applyScoreFallbacks() || state.monitor.isLoading) return;
            await MonitorModule.loadData({ silent: true, render: false });
            applyScoreFallbacks();
        }
    };

    // ================= 6. 通用导出工具 =================
    const MAPPING_GPA_NEW = [ { label: "学年学期", key: "XNXQDM" }, { label: "学号", key: "XH" }, { label: "姓名", key: "XM" }, { label: "性别", key: "XBDM_DISPLAY", fallback: "XBDM" }, { label: "年级", key: "XZNJ_DISPLAY", fallback: "XZNJ" }, { label: "院系", key: "YXDM_DISPLAY", fallback: "YXDM" }, { label: "专业", key: "ZYDM_DISPLAY", fallback: "ZYDM" }, { label: "班级", key: "BJDM_DISPLAY", fallback: "BJMC" }, { label: "班级总人数", key: "BJZRS", fallback: "BY3R3ZRS" }, { label: "专业总人数", key: "ZYZRS" }, { label: "必修课首次成绩平均学分绩点", key: "BXKPJXFJD" }, { label: "必修课首次成绩平均学分绩点班级排名", key: "BXKPJXFJDBJPM" }, { label: "必修课首次成绩平均学分绩点专业排名", key: "BXKPJXFJDZYPM" }, { label: "平均学分绩点", key: "PJXFJD" }, { label: "平均学分绩点班级排名", key: "PJXFJDBJPM" }, { label: "平均学分绩点专业排名", key: "PJXFJDZYPM" }, { label: "操作时间", key: "CZSJ" }, { label: "平均每学期获得学分数", key: "PJMXQHDXF" } ];

    function exportToBrowser(data, filename, format) {
        if (!data || data.length === 0) return Swal.fire('提示', '没有数据可导出', 'info');
        if (format === 'xlsx') {
            const ws = XLSX.utils.json_to_sheet(data); const wb = XLSX.utils.book_new(); XLSX.utils.book_append_sheet(wb, ws, 'Sheet1'); XLSX.writeFile(wb, `${filename}.xlsx`);
        } else {
            const headers = Object.keys(data[0]);
            const rows = [headers.join(',')].concat(data.map(r => headers.map(h => { let c = String(r[h] || ''); if (/[",\n]/.test(c)) c = `"${c.replace(/"/g, '""')}"`; return c; }).join(',')));
            const blob = new Blob([new Uint8Array([0xEF, 0xBB, 0xBF]), rows.join('\n')], { type: 'text/csv;charset=utf-8;' });
            const link = document.createElement('a'); link.href = URL.createObjectURL(blob); link.download = `${filename}.csv`; link.click();
        }
    }

    // ================= 6. 官方证明下载模块 =================
    const PrintModule = {
        init: async () => {
            const container = document.getElementById('print-container'); container.innerHTML = '<div style="text-align:center; padding:40px; color:#94a3b8;">🔄 正在获取可打印材料列表...</div>';
            try {
                await API.getUserInfo();
                const res = JSON.parse((await API.req({ method: 'POST', url: 'https://jwxt.whut.edu.cn/jwapp/sys/zmdynxd/zmdy/queryAllZmdy.do', headers: { 'Content-Type': 'application/x-www-form-urlencoded' } })).responseText);
                if (res.success && res.datas) { PrintModule.render(res.datas, container); state.isPrintLoaded = true; } else container.innerHTML = `<div style="text-align:center; color:#ef4444; padding:40px;">获取列表失败，可能未配置或接口异常。</div>`;
            } catch(e) { container.innerHTML = `<div style="text-align:center; color:#ef4444; padding:40px;">加载出错: ${e.message}</div>`; }
        },
        render: (categories, container) => {
            let html = '';
            categories.forEach(group => {
                html += `<div class="export-card"><h3>📁 ${group.CDMC}</h3><div style="display:flex; flex-direction:column; gap:8px; margin-top:10px;">`;
                group.REPORTS.forEach(report => { html += `<div class="print-row"><span class="print-name">${report.CDMC}</span><button class="btn-modern btn-dl-pdf" data-wid="${report.WID}" data-cdmc="${report.CDMC}" style="padding:6px 12px; font-size:12px; display:flex; align-items:center; gap:4px;">⬇️ 下载 PDF</button></div>`; });
                html += `</div></div>`;
            });
            container.innerHTML = html;
        },
        downloadPDF: async (wid, cdmc) => {
            try {
                Swal.fire({ title: '正在生成 PDF', html: '后台渲染中，请稍候...', allowOutsideClick: false, didOpen: () => Swal.showLoading() });
                await API.req({ method: 'POST', url: 'https://jwxt.whut.edu.cn/jwapp/sys/zmdynxd/zmdy/printBefore.do', headers: { 'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8' }, data: `wid=${wid}` });
                GM_xmlhttpRequest({
                    method: 'GET', url: `https://jwxt.whut.edu.cn/jwapp/sys/zmdynxd/zmdy/printZm.do?&wid=${wid}`, responseType: 'blob',
                    onload: function(res) {
                        if (res.status === 200 && res.response) {
                            if (res.response.type.includes('html')) return Swal.fire('错误', '系统未能生成有效 PDF', 'error');
                            const url = URL.createObjectURL(res.response); const a = document.createElement('a'); a.href = url; a.download = `${state.userName}-${state.userId}-${cdmc}.pdf`;
                            document.body.appendChild(a); a.click(); document.body.removeChild(a); URL.revokeObjectURL(url); Swal.fire({ icon: 'success', title: '下载成功！', timer: 2000 });
                        } else Swal.fire('错误', `下载失败，状态码: ${res.status}`, 'error');
                    },
                    onerror: function() { Swal.fire('错误', '请求被阻断或网络断开', 'error'); }
                });
            } catch (e) { Swal.fire('错误', e.message, 'error'); }
        }
    };

    if (document.readyState === 'loading') document.addEventListener('DOMContentLoaded', initUI); else initUI();

})();