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.app-main>.mw-page{margin:24px;max-width:none;font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;box-sizing:border-box}.mw-page .el-dialog,.mw-material-dialog,.mw-wrong-dialog{font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif}@media(max-width:700px){.app-main>.mw-page{margin:14px}}
.mw-toolbar .el-select{width:150px}.mw-toolbar .el-select .el-input{width:100%}

.mw-ai-layout{display:grid;grid-template-columns:256px minmax(0,1fr);gap:20px;height:calc(100vh - 210px);min-height:560px;max-height:1000px}.mw-ai-sidebar{padding:14px 0;display:flex;flex-direction:column;min-width:0;overflow:hidden}.mw-ai-sidebar-title{display:flex;align-items:center;justify-content:space-between;padding:0 18px 12px;border-bottom:1px solid #edf1f5}.mw-ai-session-list{flex:1;overflow:auto;padding:10px;min-height:160px}.mw-ai-session{width:100%;display:flex;align-items:center;gap:10px;border:0;background:transparent;padding:14px 10px;border-radius:9px;cursor:pointer;text-align:left;color:#536278;font:inherit;margin-bottom:5px;transition:background .15s,color .15s}.mw-ai-session:hover{background:#f4f7fb}.mw-ai-session.is-active{background:#eaf3ff;color:#2873cc}.mw-ai-session>i:first-child{font-size:20px;flex-shrink:0}.mw-ai-session-text{display:flex;flex:1;flex-direction:column;min-width:0;gap:7px}.mw-ai-session-text strong{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:13px}.mw-ai-session-text small{font-size:11px;color:#8491a3}.mw-ai-side-empty{text-align:center;padding:42px 8px;font-size:12px}.mw-ai-side-empty>i{font-size:32px;color:#9db7d7}.mw-ai-sidebar>.el-pagination{text-align:center;padding-top:12px;border-top:1px solid #edf1f5}.mw-ai-conversation{padding:0;display:flex;flex-direction:column;min-width:0;overflow:hidden}.mw-ai-conversation-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 24px;border-bottom:1px solid #edf1f5;min-height:55px;box-sizing:border-box}.mw-ai-conversation-head>div{display:flex;flex-wrap:wrap;align-items:center;gap:16px;min-width:0}.mw-ai-conversation-head strong{font-size:15px;color:#273851;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:360px}.mw-ai-busy{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:#58806b}.mw-ai-busy>span{width:6px;height:6px;border-radius:50%;background:#58b78a;animation:mw-ai-pulse 1.4s ease-in-out infinite}.mw-ai-message-panel{flex:1;min-height:220px;padding:22px 28px;overflow:auto;scroll-behavior:smooth;background:linear-gradient(180deg,#fbfcfe,#fff)}.mw-ai-history-control{text-align:center;margin-top:-10px;margin-bottom:14px}.mw-ai-message{display:flex;align-items:flex-start;gap:11px;margin-bottom:25px}.mw-ai-avatar{width:32px;height:32px;border-radius:9px;flex-shrink:0;display:flex;align-items:center;justify-content:center;background:#e9f2ff;color:#4284d5;font-size:18px}.mw-ai-message-main{min-width:0;max-width:88%}.mw-ai-message-meta{display:flex;align-items:center;gap:12px;margin-bottom:8px;font-size:12px;color:#8491a3}.mw-ai-message-meta strong{color:#58687c;font-weight:500}.mw-ai-message-meta time{font-size:11px}.mw-ai-bubble{background:#fff;border:1px solid #e8edf4;border-radius:0 12px 12px 12px;padding:13px 16px;color:#34445c;line-height:1.85;font-size:14px;box-shadow:0 2px 8px #24416604}.mw-ai-plain-text{white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word}.mw-ai-message.is-user{flex-direction:row-reverse}.mw-ai-message.is-user .mw-ai-avatar{background:#f0f2f5;color:#6f7f93}.mw-ai-message.is-user .mw-ai-message-meta{justify-content:flex-end}.mw-ai-message.is-user .mw-ai-bubble{border-radius:12px 0 12px 12px;background:#edf5ff;border-color:#e1edfc;color:#2b4b71}.mw-ai-thinking{font-size:13px;color:#72859e;display:flex;gap:8px;align-items:center}.mw-ai-failed{font-size:13px;color:#aa6b38;display:flex;align-items:center;flex-wrap:wrap;gap:6px}.mw-ai-failed .el-button{padding:0;margin-left:6px}.mw-ai-composer{border-top:1px solid #edf1f5;padding:16px 24px 18px;background:#fff}.mw-ai-composer .el-textarea__inner{border-radius:9px;line-height:1.7;padding:11px 14px}.mw-ai-composer-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:11px}.mw-ai-composer-footer>.mw-muted{font-size:11px;line-height:1.6}.mw-ai-context{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-bottom:12px;font-size:12px}.mw-ai-notice{display:flex;align-items:center;gap:10px;flex-wrap:wrap;border-radius:7px;padding:9px 12px;margin-bottom:12px;background:#fff8ec;color:#a46b29;font-size:12px;line-height:1.7}.mw-ai-notice .el-button{padding:0}.mw-ai-welcome{text-align:center;margin:auto;max-width:520px;padding:30px 8px}.mw-ai-spark{width:56px;height:56px;border-radius:17px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#e7f2ff,#e9eefb);font-size:28px;color:#5386cf;margin:0 auto 18px}.mw-ai-welcome h2,.mw-ai-no-session h2{font-size:21px;line-height:1.5;color:#2c405d;font-weight:600;margin:0 0 10px}.mw-ai-welcome>.mw-muted,.mw-ai-no-session>.mw-muted{font-size:13px;line-height:1.8}.mw-ai-suggestions{display:flex;flex-direction:column;gap:10px;margin:25px auto 0;max-width:360px}.mw-ai-suggestions button{display:flex;align-items:center;justify-content:space-between;border:1px solid #e5ebf3;border-radius:8px;background:#fff;padding:12px 14px;text-align:left;color:#60758e;font:inherit;font-size:12px;cursor:pointer}.mw-ai-suggestions button:hover{border-color:#a8c7ed;background:#f7faff}.mw-ai-no-session{height:100%;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;padding:35px;box-sizing:border-box}.mw-ai-no-session>.el-button{margin-top:18px}.mw-ai-no-session .mw-ai-context{justify-content:center;margin-top:14px}.mw-ai-conversation>.mw-error{margin:12px 20px 0}.mw-ai-session:focus-visible,.mw-ai-suggestions button:focus-visible{outline:2px solid #409eff;outline-offset:2px}@keyframes 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12px}.mw-ai-composer-footer{align-items:flex-start}.mw-ai-composer-footer>.mw-muted{max-width:72%}.mw-ai-welcome{padding-top:15px}.mw-ai-welcome h2,.mw-ai-no-session h2{font-size:18px}}

.mw-wrong-page { color: #26364a; }
.mw-wrong-page h2 { margin: 5px 0 9px; }
.mw-wrong-eyebrow { color: #7b8ba3; font-size: 12px; letter-spacing: 1px; }
.mw-wrong-filter-card { margin-bottom: 20px; padding-bottom: 16px; }
.mw-wrong-filter-card .el-form-item { margin-bottom: 14px; }
.mw-wrong-filter-card .el-select { width: 146px; }
.mw-wrong-filter-card .el-input { max-width: 240px; }
.mw-wrong-list-caption { display: flex; justify-content: space-between; gap: 12px; padding-top: 14px; border-top: 1px solid #edf1f6; color: #7f8b9b; font-size: 13px; }
.mw-wrong-list-caption strong { color: #4269d8; font-size: 17px; }
.mw-wrong-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; min-height: 210px; }
.mw-wrong-question { display: flex; flex-direction: column; padding: 22px 24px; overflow: hidden; transition: box-shadow .18s ease; }
.mw-wrong-question:hover { box-shadow: 0 6px 20px rgba(51, 74, 116, .07); }
.mw-wrong-question-top { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }
.mw-wrong-question-time { margin-left: auto; font-size: 12px; }
.mw-wrong-question-title { display: block; width: 100%; margin: 18px 0 12px; padding: 0; border: 0; background: transparent; color: #2a3851; font-family: inherit; font-size: 15px; font-weight: 600; text-align: left; line-height: 1.85; white-space: pre-wrap; overflow-wrap: anywhere; cursor: pointer; }
.mw-wrong-question-title:hover { color: #4269d8; }
.mw-wrong-question-title:focus-visible { outline: 2px solid #87a5f8; outline-offset: 4px; border-radius: 3px; }
.mw-wrong-note { display: flex; align-items: flex-start; gap: 7px; margin: 0 0 16px; color: #7c899b; font-size: 13px; line-height: 1.75; overflow-wrap: anywhere; }
.mw-wrong-note i { margin-top: 5px; }
.mw-wrong-note span { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.mw-wrong-question-meta { display: flex; gap: 16px; margin-top: auto; padding: 8px 0 16px; color: #8c99a9; font-size: 12px; }
.mw-wrong-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 5px 14px; padding-top: 11px; border-top: 1px solid #eef1f6; }
.mw-wrong-actions .el-button + .el-button { margin-left: 0; }
.mw-wrong-actions .el-button { font-size: 12px; }
.mw-wrong-actions .mw-wrong-delete { color: #dc7880; margin-left: auto; }
.mw-wrong-empty { grid-column: 1 / -1; padding: 54px 20px; text-align: center; }
.mw-wrong-empty > i { color: #8ca4df; font-size: 40px; }
.mw-wrong-empty h3 { margin: 18px 0 10px; font-size: 17px; font-weight: 500; }
.mw-wrong-empty p { margin-bottom: 23px; font-size: 13px; }
.mw-wrong-error { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.mw-wrong-error span { flex: 1; overflow-wrap: anywhere; }
.mw-wrong-pagination { margin-top: 25px; text-align: right; }
.mw-wrong-pagination .el-pagination { white-space: normal; }
.mw-wrong-dialog { max-width: calc(100vw - 32px); border-radius: 12px; }
.mw-wrong-dialog .el-dialog__header { padding: 24px 26px 16px; border-bottom: 1px solid #edf1f6; }
.mw-wrong-dialog .el-dialog__body { padding: 22px 26px; }
.mw-wrong-dialog .el-dialog__footer { padding: 15px 26px 23px; }
.mw-wrong-form .el-form-item { margin-bottom: 20px; }
.mw-wrong-form .el-form-item__label { padding-bottom: 6px; color: #536278; font-size: 13px; }
.mw-wrong-form .el-select { width: 100%; }
.mw-wrong-form-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.mw-wrong-upload-tip { display: inline-block; margin-left: 12px; font-size: 12px; line-height: 1.8; }
.mw-wrong-hidden-input { display: none; }
.mw-wrong-image-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 14px; }
.mw-wrong-image-card { overflow: hidden; min-width: 0; border: 1px solid #e7ecf4; border-radius: 9px; background: #fff; }
.mw-wrong-image-card > img { display: block; width: 100%; height: 125px; object-fit: contain; background: #f6f8fb; cursor: zoom-in; }
.mw-wrong-image-placeholder { display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 8px; height: 125px; padding: 10px; box-sizing: border-box; background: #f5f7fb; color: #8795aa; font-size: 12px; line-height: 1.6; text-align: center; }
.mw-wrong-image-placeholder i { font-size: 25px; }
.mw-wrong-image-name { overflow: hidden; padding: 3px 9px 0; color: #7d899b; font-size: 11px; white-space: nowrap; text-overflow: ellipsis; line-height: 22px; }
.mw-wrong-image-tools { display: flex; align-items: center; justify-content: space-around; gap: 5px; padding: 0 5px; }
.mw-wrong-image-tools .el-button + .el-button { margin-left: 0; }
.mw-wrong-form-error { padding: 10px 13px; border: 1px solid #f4d6d8; border-radius: 6px; background: #fff4f4; color: #ba535e; line-height: 1.6; }
.mw-wrong-detail-heading { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-bottom: 22px; }
.mw-wrong-detail-heading .mw-muted { margin-left: auto; font-size: 12px; }
.mw-wrong-detail-section { margin: 0 0 22px; }
.mw-wrong-detail-section h4 { margin: 0 0 10px; color: #68768c; font-size: 12px; font-weight: 500; }
.mw-wrong-detail-section > p { margin: 0; color: #33425b; font-size: 14px; line-height: 1.9; white-space: pre-wrap; overflow-wrap: anywhere; }
.mw-wrong-answer-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.mw-wrong-answer-grid .mw-wrong-detail-section { padding: 15px 17px; border-radius: 8px; }
.mw-wrong-answer-wrong { background: #fff6f4; }
.mw-wrong-answer-correct { background: #f2f9f6; }
@media (max-width: 1100px) { .mw-wrong-list { grid-template-columns: 1fr; } }
@media (max-width: 640px) {
  .mw-wrong-page .mw-page-header { align-items: flex-start; gap: 12px; }
  .mw-wrong-page .mw-page-header > .el-button { margin-top: 7px; }
  .mw-wrong-filter-card .el-form-item { display: block; margin-right: 0; }
  .mw-wrong-filter-card .el-form-item__content { max-width: 100%; }
  .mw-wrong-filter-card .el-select, .mw-wrong-filter-card .el-input { width: 100%; max-width: none; }
  .mw-wrong-question { padding: 17px; }
  .mw-wrong-question-time { width: 100%; margin-left: 0; }
  .mw-wrong-form-row, .mw-wrong-answer-grid { grid-template-columns: 1fr; gap: 0; }
  .mw-wrong-dialog .el-dialog__body { padding: 20px 18px; }
  .mw-wrong-image-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mw-wrong-upload-tip { display: block; margin: 7px 0 0; }
  .mw-wrong-detail-heading .mw-muted { width: 100%; margin: 0; }
}

.mw-materials .mw-page-header { align-items: center; }
.mw-material-eyebrow { color: #7461d7; font-size: 12px; font-weight: 600; letter-spacing: 2px; margin-bottom: 8px; }
.mw-material-filter { padding: 20px; }
.mw-material-filter .mw-toolbar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.mw-material-filter .el-button + .el-button { margin-left: 0; }
.mw-material-keyword { width: 260px; flex: 1 1 210px; }
.mw-material-filter .mw-material-subject { width: 125px; flex: none; }
.mw-material-filter .el-select { width: 175px; }
.mw-material-filter .mw-material-status-select { width: 125px; }
.mw-material-list-heading { display: flex; gap: 12px; align-items: center; padding: 24px 2px 14px; font-size: 17px; font-weight: 600; }
.mw-material-list-heading small { font-size: 13px; font-weight: 400; }
.mw-material-list-heading > .el-button { margin-left: auto; }
.mw-material-list-area { min-height: 230px; }
.mw-material-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.mw-material-item { padding: 22px; display: flex; flex-direction: column; min-width: 0; transition: box-shadow .18s, transform .18s; }
.mw-material-item:hover { transform: translateY(-2px); box-shadow: 0 8px 26px rgba(41, 49, 84, .08); }
.mw-material-item-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 16px; }
.mw-material-subject-badge { display: inline-block; color: #6753c0; background: #f1edfc; border-radius: 6px; padding: 5px 9px; font-size: 12px; font-weight: 600; word-break: break-word; }
.mw-material-item h3 { margin: 0 0 10px; font-size: 17px; line-height: 1.5; }
.mw-material-title-link { color: #263047; font-size: inherit; line-height: inherit; font-family: inherit; font-weight: 600; border: 0; background: transparent; padding: 0; cursor: pointer; text-align: left; word-break: break-word; }
.mw-material-title-link:hover { color: #7160d6; }
.mw-material-title-link:focus-visible { outline: 2px solid #8c7ce5; outline-offset: 4px; border-radius: 2px; }
.mw-material-description { font-size: 13px; line-height: 1.9; color: #7e869a; margin: 0 0 18px; white-space: pre-wrap; overflow: hidden; word-break: break-word; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; min-height: 49px; }
.mw-material-meta { display: flex; flex-wrap: wrap; gap: 8px 16px; font-size: 12px; color: #9399a9; margin-top: auto; }
.mw-material-classes { font-size: 12px; color: #9399a9; line-height: 1.7; margin-top: 10px; word-break: break-word; }
.mw-material-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 0 13px; margin-top: 16px; border-top: 1px solid #f0f1f5; padding-top: 8px; }
.mw-material-actions .el-button { margin: 0; font-size: 12px; }
.mw-material-actions .el-button:first-child { margin-right: auto; }
.mw-material-danger.el-button { color: #dc6473; }
.mw-material-danger.el-button.is-disabled { color: #c7cbd4; }
.mw-material-empty { text-align: center; padding: 58px 24px; }
.mw-material-empty > i { font-size: 48px; color: #b2a9e6; }
.mw-material-empty h3 { color: #404b61; font-size: 17px; font-weight: 500; margin: 20px 0 10px; }
.mw-material-empty p { font-size: 13px; margin: 0 0 22px; }
.mw-material-pagination { margin: 24px 0 4px; text-align: right; white-space: normal; }
.mw-material-dialog { max-width: calc(100vw - 30px); border-radius: 12px; }
.mw-material-dialog .el-dialog__header { border-bottom: 1px solid #f0f1f5; padding: 22px 25px 17px; }
.mw-material-dialog .el-dialog__body { padding: 24px 28px; max-height: 72vh; overflow-y: auto; word-break: break-word; }
.mw-material-dialog .el-dialog__footer { padding: 16px 26px 22px; }
.mw-material-detail { min-height: 180px; }
.mw-material-detail-tags { display: flex; gap: 12px; align-items: center; }
.mw-material-detail h2 { font-size: 25px; color: #293247; line-height: 1.6; margin: 16px 0 8px; }
.mw-material-detail .mw-muted { color: #9299a8; font-size: 12px; line-height: 1.8; }
.mw-material-detail-summary { background: #f7f6fc; padding: 16px 18px; border-left: 3px solid #9d8ddf; color: #686882; line-height: 1.9; border-radius: 0 6px 6px 0; white-space: pre-wrap; }
.mw-material-body { color: #454f65; line-height: 2; font-size: 14px; white-space: pre-wrap; word-break: break-word; margin: 26px 0; }
.mw-material-attachments { margin-top: 30px; border-top: 1px solid #edeef3; padding-top: 14px; }
.mw-material-attachments h3 { font-size: 15px; color: #3e475c; }
.mw-material-attachments h3 small { font-weight: 400; margin-left: 6px; }
.mw-material-file { display: flex; align-items: center; gap: 12px; background: #f8f9fc; border-radius: 7px; padding: 10px 13px; margin: 9px 0; min-width: 0; }
.mw-material-file > i { font-size: 23px; color: #8e7ed8; flex-shrink: 0; }
.mw-material-file > div { display: flex; flex-direction: column; gap: 2px; flex: 1; min-width: 0; line-height: 1.7; }
.mw-material-file > div > span { word-break: break-word; color: #4b5468; }
.mw-material-file > .el-button { flex-shrink: 0; font-size: 12px; margin: 0; }
.mw-material-file small { color: #9299a8; font-size: 12px; }
.mw-material-file-tip { color: #9299a8; font-size: 12px; line-height: 1.8; margin: 8px 0; }
.mw-material-ai-prompt { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 30px; background: #f5f2fd; border: 1px solid #eae4fc; padding: 19px 20px; border-radius: 8px; }
.mw-material-ai-prompt strong { color: #6452b5; font-size: 14px; }
.mw-material-ai-prompt p { margin: 6px 0 0; font-size: 12px; color: #9087ac; line-height: 1.8; }
.mw-material-form-row { display: flex; gap: 18px; }
.mw-material-form-row > .el-form-item { flex: 0 0 160px; min-width: 0; }
.mw-material-form-row > .mw-material-title-field { flex: 1; }
.mw-material-class-picker { width: 100%; }
.mw-material-editor .el-form-item { margin-bottom: 20px; }
.mw-material-editor .el-form-item__label { padding-bottom: 6px; line-height: 25px; color: #4c5569; }
.mw-material-editor .el-textarea__inner { line-height: 1.9; }
.mw-material-editor-note { padding: 12px 15px; margin: 0 0 18px; background: #fff8ec; border-radius: 6px; color: #af8542; line-height: 1.8; font-size: 13px; }
.mw-material-editor-error { background: #fff1f2; color: #ca5a66; padding: 10px 14px; border-radius: 6px; font-size: 13px; line-height: 1.8; margin-bottom: 18px; }
.mw-material-upload { display: inline-flex; position: relative; align-items: center; gap: 8px; overflow: hidden; line-height: 36px; background: #f8f7fd; color: #7560c8; border: 1px dashed #c6bbea; border-radius: 6px; padding: 0 15px; cursor: pointer; font-size: 13px; }
.mw-material-upload:hover { border-color: #8b74d7; background: #f0ecfb; }
.mw-material-upload input { position: absolute; width: 100%; height: 100%; inset: 0; opacity: 0; cursor: pointer; }
.mw-material-upload:focus-within { outline: 2px solid #a392e5; outline-offset: 3px; }
.mw-material-upload.is-disabled { opacity: .55; cursor: default; }
.mw-material-dialog .mw-error { color: #ca5a66; line-height: 1.8; }
@media (max-width: 1250px) { .mw-material-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 780px) {
  .mw-material-grid { grid-template-columns: minmax(0, 1fr); }
  .mw-material-filter { padding: 16px; }
  .mw-material-filter .mw-toolbar { gap: 10px; }
  .mw-material-filter .mw-material-keyword { flex-basis: 100%; width: 100%; }
  .mw-material-filter .el-select, .mw-material-filter .mw-material-subject { flex: 1 1 120px; width: auto; }
  .mw-material-dialog .el-dialog__body { padding: 20px 18px; }
  .mw-material-form-row { flex-direction: column; gap: 0; }
  .mw-material-form-row > .el-form-item, .mw-material-form-row > .mw-material-title-field { flex: auto; }
  .mw-material-ai-prompt { flex-direction: column; align-items: flex-start; }
  .mw-material-detail h2 { font-size: 21px; }
  .mw-material-file { flex-wrap: wrap; }
  .mw-material-file > div { min-width: 120px; }
}