*{box-sizing:border-box;margin:0;padding:0}body{-webkit-font-smoothing:antialiased;background:#f5f6fa;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}.toast{z-index:10001;border-radius:8px;padding:12px 28px;font-size:14px;font-weight:600;position:fixed;top:20px;left:50%;transform:translate(-50%);box-shadow:0 4px 16px #00000026}.toast.success{color:#155724;background:#d4edda}.toast.error{color:#e74c3c;background:#fdecea}.toast-fade-enter-active{transition:all .25s ease-out}.toast-fade-leave-active{transition:all .2s ease-in}.toast-fade-enter-from{opacity:0;transform:translate(-50%)translateY(-12px)}.toast-fade-leave-to{opacity:0;transform:translate(-50%)translateY(-8px)}.login-page[data-v-badd2ded]{background:linear-gradient(135deg,#11998e,#38ef7d);justify-content:center;align-items:center;height:100vh;display:flex}.login-card[data-v-badd2ded]{text-align:center;background:#fff;border-radius:12px;width:360px;padding:40px;box-shadow:0 20px 60px #00000026}h2[data-v-badd2ded]{color:#333;margin:0 0 24px;font-size:22px}input[data-v-badd2ded]{box-sizing:border-box;border:1px solid #ddd;border-radius:6px;outline:none;width:100%;margin-bottom:14px;padding:12px 14px;font-size:15px}input[data-v-badd2ded]:focus{border-color:#11998e}.error[data-v-badd2ded]{color:#e74c3c;margin:0 0 12px;font-size:13px}.btn[data-v-badd2ded]{color:#fff;cursor:pointer;background:linear-gradient(135deg,#11998e,#38ef7d);border:none;border-radius:6px;width:100%;padding:12px;font-size:15px;font-weight:600}.btn[data-v-badd2ded]:disabled{opacity:.6}.entry-page[data-v-5ccd3f42]{background:linear-gradient(135deg,#11998e,#38ef7d);justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}.entry-card[data-v-5ccd3f42]{background:#fff;border-radius:12px;flex-direction:column;width:100%;max-width:560px;max-height:90vh;padding:40px;display:flex;box-shadow:0 20px 60px #00000026}.teacher-info[data-v-5ccd3f42]{flex-shrink:0;justify-content:center;align-items:center;gap:14px;padding-bottom:24px;display:flex}.teacher-avatar[data-v-5ccd3f42]{color:#fff;background:linear-gradient(135deg,#11998e,#38ef7d);border-radius:50%;justify-content:center;align-items:center;width:48px;height:48px;font-size:20px;font-weight:700;display:flex}.teacher-detail[data-v-5ccd3f42]{text-align:left}.teacher-name[data-v-5ccd3f42]{color:#333;font-size:18px;font-weight:700}.teacher-phone[data-v-5ccd3f42]{color:#888;margin-top:2px;font-size:13px}.comp-scroll[data-v-5ccd3f42]{flex:1;min-height:0;max-height:420px;overflow-y:auto}.comp-item[data-v-5ccd3f42]{cursor:pointer;border:1px solid #e8e8e8;border-radius:10px;margin-bottom:16px;padding:20px}.comp-item[data-v-5ccd3f42]:last-child{margin-bottom:0}.comp-header[data-v-5ccd3f42]{justify-content:space-between;align-items:center;margin-bottom:10px;display:flex}.comp-name[data-v-5ccd3f42]{color:#333;font-size:17px;font-weight:700}.comp-info[data-v-5ccd3f42]{color:#888;margin-bottom:14px;font-size:13px}.info-row[data-v-5ccd3f42]{line-height:1.8}.btn-start[data-v-5ccd3f42]{cursor:pointer;color:#fff;background:linear-gradient(135deg,#11998e,#38ef7d);border:none;border-radius:8px;width:100%;padding:12px 0;font-size:15px;font-weight:600;transition:all .2s}.btn-start[data-v-5ccd3f42]:hover{opacity:.8;transform:translateY(-1px);box-shadow:0 4px 12px #11998e66}.grading-closed[data-v-5ccd3f42]{text-align:center;color:#999;margin:0;padding:10px 0;font-size:15px;font-weight:600}.comp-item.disabled[data-v-5ccd3f42]{opacity:.7;cursor:default}.empty-hint[data-v-5ccd3f42]{text-align:center;padding:32px 0}.empty-icon[data-v-5ccd3f42]{margin-bottom:12px;font-size:40px}.empty-text[data-v-5ccd3f42]{color:#888;margin:0;font-size:15px}.footer[data-v-5ccd3f42]{text-align:center;flex-shrink:0;padding-top:24px}.btn-logout[data-v-5ccd3f42]{color:#999;cursor:pointer;background:0 0;border:none;font-size:13px}.btn-logout[data-v-5ccd3f42]:hover{color:#e74c3c}.page[data-v-980025de]{max-width:860px;margin:0 auto;padding:30px 20px}.header[data-v-980025de]{align-items:center;gap:12px;margin-bottom:24px;display:flex}.back[data-v-980025de]{color:#666;cursor:pointer;background:0 0;border:1px solid #ddd;border-radius:20px;align-items:center;gap:4px;padding:6px 16px;font-size:13px;transition:all .15s;display:inline-flex}.back[data-v-980025de]:hover{color:#333;border-color:#bbb}h2[data-v-980025de]{color:#333;margin:0;font-size:20px}.body[data-v-980025de]{align-items:flex-start;gap:20px;display:flex}.sidebar[data-v-980025de]{flex-direction:column;flex-shrink:0;gap:6px;width:120px;display:flex}.sidebar button[data-v-980025de]{cursor:pointer;color:#555;background:#fff;border:1px solid #e0e0e0;border-radius:8px;justify-content:space-between;align-items:center;padding:12px 14px;font-size:14px;transition:all .15s;display:flex}.sidebar button[data-v-980025de]:hover{color:#11998e;border-color:#11998e}.sidebar button.active[data-v-980025de]{color:#fff;background:linear-gradient(135deg,#11998e,#38ef7d);border-color:#0000}.tab-label[data-v-980025de]{font-weight:600}.tab-count[data-v-980025de]{opacity:.7;font-size:13px;font-weight:600}.content[data-v-980025de]{flex:1;min-width:0}.card[data-v-980025de]{background:#fff;border-radius:8px;justify-content:space-between;align-items:center;margin-bottom:10px;padding:16px 20px;display:flex;box-shadow:0 1px 4px #0000000f}.card-info[data-v-980025de]{flex-direction:column;gap:4px;display:flex}.work-id[data-v-980025de]{color:#333;font-size:15px;font-weight:600}.work-meta[data-v-980025de]{color:#888;font-size:12px}.card-right[data-v-980025de]{align-items:center;gap:12px;display:flex}.score-badge[data-v-980025de]{color:#27ae60;font-size:13px;font-weight:600}.btn-grade[data-v-980025de]{color:#11998e;cursor:pointer;background:#fff;border:1px solid #11998e;border-radius:6px;padding:8px 20px;font-size:14px;font-weight:600;transition:all .15s}.btn-grade[data-v-980025de]:hover{color:#fff;background:linear-gradient(135deg,#11998e,#38ef7d);border-color:#0000}.pagination[data-v-980025de]{color:#555;justify-content:center;align-items:center;gap:16px;margin-top:20px;font-size:14px;display:flex}.pagination button[data-v-980025de]{cursor:pointer;background:#fff;border:1px solid #ddd;border-radius:6px;padding:6px 14px;font-size:14px}.pagination button[data-v-980025de]:disabled{opacity:.4;cursor:not-allowed}.pagination button[data-v-980025de]:hover:not(:disabled){color:#11998e;border-color:#11998e}.tip[data-v-980025de]{text-align:center;color:#888;padding:40px 0}.vue-office-docx{height:100%;overflow-y:auto}.vue-office-docx .docx-wrapper>section.docx{margin-bottom:5px}@media screen and (width<=800px){.vue-office-docx .docx-wrapper{padding:10px}.vue-office-docx .docx-wrapper>section.docx{width:100%!important;padding:10px!important}}body{margin:0}.x-spreadsheet{-webkit-user-select:none;user-select:none;box-sizing:content-box;-webkit-font-smoothing:antialiased;background:#fff;font-family:Lato,Source Sans Pro,Roboto,Helvetica,Arial,sans-serif;font-size:13px;line-height:normal}.x-spreadsheet textarea{font:400 13px Arial,Lato,Source Sans Pro,Roboto,Helvetica,sans-serif}.x-spreadsheet-sheet{position:relative;overflow:hidden}.x-spreadsheet-table{vertical-align:bottom}.x-spreadsheet-tooltip{color:#fff;z-index:201;background:#000;border-radius:1px;padding:5px 10px;font-family:inherit;font-size:12px;position:absolute}.x-spreadsheet-tooltip:before{pointer-events:none;content:"";background:inherit;z-index:1;width:8px;height:8px;position:absolute;top:-4px;left:calc(50% - 4px);transform:rotate(45deg);box-shadow:1px 1px 3px -1px #0000004d}.x-spreadsheet-color-palette{padding:5px}.x-spreadsheet-color-palette table{border-collapse:separate;border-spacing:2px;background:#fff;margin:0;padding:0}.x-spreadsheet-color-palette table td{cursor:pointer;border:1px solid #0000;margin:0}.x-spreadsheet-color-palette table td:hover{border-color:#ddd}.x-spreadsheet-color-palette table td .x-spreadsheet-color-palette-cell{width:16px;height:16px}.x-spreadsheet-border-palette{padding:6px}.x-spreadsheet-border-palette table{border-collapse:separate;border-spacing:0;table-layout:fixed;background:#fff;margin:0;padding:0}.x-spreadsheet-border-palette table td{margin:0}.x-spreadsheet-border-palette .x-spreadsheet-border-palette-left{border-right:1px solid #eee;padding-right:6px}.x-spreadsheet-border-palette .x-spreadsheet-border-palette-left .x-spreadsheet-border-palette-cell{cursor:pointer;text-align:center;width:30px;height:30px}.x-spreadsheet-border-palette .x-spreadsheet-border-palette-left .x-spreadsheet-border-palette-cell:hover{background-color:#eee}.x-spreadsheet-border-palette .x-spreadsheet-border-palette-right{padding-left:6px}.x-spreadsheet-border-palette .x-spreadsheet-border-palette-right .x-spreadsheet-line-type{position:relative;top:-3px;left:0}.x-spreadsheet-dropdown{position:relative}.x-spreadsheet-dropdown .x-spreadsheet-dropdown-content{z-index:200;background:#fff;position:absolute;box-shadow:1px 2px 5px 2px #33333326}.x-spreadsheet-dropdown.bottom-left .x-spreadsheet-dropdown-content{top:calc(100% + 5px);left:0}.x-spreadsheet-dropdown.bottom-right .x-spreadsheet-dropdown-content{top:calc(100% + 5px);right:0}.x-spreadsheet-dropdown.top-left .x-spreadsheet-dropdown-content{bottom:calc(100% + 5px);left:0}.x-spreadsheet-dropdown.top-right .x-spreadsheet-dropdown-content{bottom:calc(100% + 5px);right:0}.x-spreadsheet-dropdown .x-spreadsheet-dropdown-title{padding:0 5px;display:inline-block}.x-spreadsheet-resizer{z-index:11;position:absolute}.x-spreadsheet-resizer .x-spreadsheet-resizer-hover{background-color:#4b89ff40}.x-spreadsheet-resizer .x-spreadsheet-resizer-line{position:absolute}.x-spreadsheet-resizer.horizontal{cursor:row-resize}.x-spreadsheet-resizer.horizontal .x-spreadsheet-resizer-line{border-bottom:2px dashed #4b89ff;bottom:0;left:0}.x-spreadsheet-resizer.vertical{cursor:col-resize}.x-spreadsheet-resizer.vertical .x-spreadsheet-resizer-line{border-right:2px dashed #4b89ff;top:0;right:0}.x-spreadsheet-scrollbar{opacity:.9;z-index:12;background-color:#f4f5f8;position:absolute;bottom:0;right:0}.x-spreadsheet-scrollbar.horizontal{right:15px;overflow:scroll hidden}.x-spreadsheet-scrollbar.horizontal>div{background:#ddd;height:1px}.x-spreadsheet-scrollbar.vertical{bottom:15px;overflow:hidden scroll}.x-spreadsheet-scrollbar.vertical>div{background:#ddd;width:1px}.x-spreadsheet-overlayer{z-index:10;position:absolute;top:0;left:0}.x-spreadsheet-overlayer .x-spreadsheet-overlayer-content{pointer-events:none;width:100%;height:100%;position:absolute;overflow:hidden}.x-spreadsheet-editor,.x-spreadsheet-selector{box-sizing:content-box;pointer-events:none;width:100%;height:100%;position:absolute;top:0;left:0;overflow:hidden}.x-spreadsheet-selector .hide-input{z-index:0;position:absolute}.x-spreadsheet-selector .hide-input input{width:0;padding:0;border:none!important}.x-spreadsheet-selector .x-spreadsheet-selector-area{z-index:5;background:#4b89ff1a;border:2px solid #4b89ff;position:absolute}.x-spreadsheet-selector .x-spreadsheet-selector-clipboard,.x-spreadsheet-selector .x-spreadsheet-selector-autofill{z-index:100;background:0 0;position:absolute}.x-spreadsheet-selector .x-spreadsheet-selector-clipboard{border:2px dashed #4b89ff}.x-spreadsheet-selector .x-spreadsheet-selector-autofill{border:1px dashed #00000073}.x-spreadsheet-selector .x-spreadsheet-selector-corner{pointer-events:auto;cursor:crosshair;background:#4b89ff;border:2px solid #fff;width:5px;height:5px;font-size:0;position:absolute;bottom:-5px;right:-5px}.x-spreadsheet-editor{z-index:20}.x-spreadsheet-editor .x-spreadsheet-editor-area{text-align:left;z-index:100;pointer-events:auto;border:2px solid #4b89ff;line-height:0;position:absolute}.x-spreadsheet-editor .x-spreadsheet-editor-area textarea{box-sizing:content-box;resize:none;text-align:start;color:inherit;white-space:normal;word-wrap:break-word;border:none;outline:none;margin:0;padding:0 3px;font:400 13px/22px Arial,Lato,Source Sans Pro,Roboto,Helvetica,sans-serif;overflow-y:hidden}.x-spreadsheet-editor .x-spreadsheet-editor-area .textline{visibility:hidden;position:fixed;top:0;left:0;overflow:hidden}.x-spreadsheet-item{-webkit-user-select:none;user-select:none;color:#000000e6;cursor:default;text-align:left;background:0;border:1px solid #0000;outline:none;height:26px;padding:2px 10px;line-height:26px;list-style:none;overflow:hidden}.x-spreadsheet-item.disabled{pointer-events:none;opacity:.5}.x-spreadsheet-item:hover,.x-spreadsheet-item.active{background:#0000000d}.x-spreadsheet-item.divider{border:none;border-bottom:1px solid #0000001a;height:0;margin:5px 0;padding:0}.x-spreadsheet-item .label{float:right;opacity:.65;font-size:1em}.x-spreadsheet-item.state,.x-spreadsheet-header.state{position:relative;padding-left:35px!important}.x-spreadsheet-item.state:before,.x-spreadsheet-header.state:before{content:"";background:#00000014;border-radius:2px;width:10px;height:10px;position:absolute;top:calc(50% - 5px);left:12px}.x-spreadsheet-item.state.checked:before,.x-spreadsheet-header.state.checked:before{background:#4b89ff}.x-spreadsheet-checkbox{backface-visibility:hidden;vertical-align:baseline;outline:0;font-size:1rem;font-style:normal;line-height:1em;display:inline-block;position:relative}.x-spreadsheet-checkbox>input{z-index:-1;outline:0;position:absolute;top:0;left:0;opacity:0!important}.x-spreadsheet-suggest,.x-spreadsheet-contextmenu,.x-spreadsheet-sort-filter{z-index:100;pointer-events:auto;background:#fff;width:260px;position:absolute;overflow:auto;box-shadow:1px 2px 5px 2px #33333326}.x-spreadsheet-suggest{width:200px}.x-spreadsheet-filter{border:1px solid #e9e9e9;margin:10px;font-size:12px}.x-spreadsheet-filter .x-spreadsheet-header{background:#f8f8f9;border-bottom:1px solid #e9e9e9;border-left:1px solid #0000;padding:.5em .75em}.x-spreadsheet-filter .x-spreadsheet-body{height:200px;overflow-y:auto}.x-spreadsheet-filter .x-spreadsheet-body .x-spreadsheet-item{height:20px;line-height:20px}.x-spreadsheet-sort-filter .x-spreadsheet-buttons{margin:10px}.x-spreadsheet-bottombar{text-align:left;background:#f5f6f7;border-top:1px solid #e0e2e4;height:40px;padding:0 30px;display:flex;position:relative}.x-spreadsheet-bottombar .x-spreadsheet-menu>li{vertical-align:middle;border-right:1px solid #e8eaed;height:40px;padding-top:0;padding-bottom:0;line-height:40px}.x-spreadsheet-menu{-webkit-user-select:none;user-select:none;margin:0;padding:0;list-style:none;display:flex;overflow-x:auto}.x-spreadsheet-menu>li{float:left;vertical-align:middle;text-align:left;color:#80868b;white-space:nowrap;cursor:pointer;margin:0;padding:.785em 1em;font-weight:700;line-height:1.25em;transition:all .3s}.x-spreadsheet-menu>li.active{color:#000000a6;background-color:#fff}.x-spreadsheet-menu>li .x-spreadsheet-dropdown{display:inline-block}.x-spreadsheet-print{z-index:100;flex-direction:column;width:100%;height:100%;display:flex;position:absolute;top:0;left:0}.x-spreadsheet-print-bar{background:#424242;height:60px;padding:0 30px;line-height:60px}.x-spreadsheet-print-bar .-title{color:#fff;float:left;font-size:1.2em;font-weight:700}.x-spreadsheet-print-bar .-right{float:right;margin-top:12px}.x-spreadsheet-print-content{background:#d0d0d0;flex-direction:row;flex:auto;height:calc(100% - 60px);display:flex}.x-spreadsheet-print-content .-sider{background:#fff;border-left:2px solid #ccc;flex:0 0 300px;width:300px}.x-spreadsheet-print-content .-content{flex:auto;height:100%;overflow:auto scroll}.x-spreadsheet-canvas-card-wraper{margin:40px 20px}.x-spreadsheet-canvas-card{page-break-before:auto;page-break-after:always;background:#fff;margin:auto;box-shadow:0 8px 10px 1px #00000024,0 3px 14px 3px #0000001f,0 4px 5px #0003}.x-spreadsheet-calendar{color:#000000a6;-webkit-user-select:none;user-select:none;background:#fff}.x-spreadsheet-calendar .calendar-header{text-align:center;float:left;background:#f9fafb;width:100%;font-weight:700;line-height:30px}.x-spreadsheet-calendar .calendar-header .calendar-header-left{float:left;padding-left:5px}.x-spreadsheet-calendar .calendar-header .calendar-header-right{float:right}.x-spreadsheet-calendar .calendar-header .calendar-header-right a{border-radius:2px;margin-right:2px;padding:3px 0}.x-spreadsheet-calendar .calendar-header .calendar-header-right a:hover{background:#00000014}.x-spreadsheet-calendar .calendar-body{border-collapse:collapse;border-spacing:0}.x-spreadsheet-calendar .calendar-body th,.x-spreadsheet-calendar .calendar-body td{text-align:center;width:14.2857%;min-width:32px;padding:0;font-weight:700;line-height:30px}.x-spreadsheet-calendar .calendar-body td>.cell:hover{background:#ecf6fd}.x-spreadsheet-calendar .calendar-body td>.cell.active,.x-spreadsheet-calendar .calendar-body td>.cell.active:hover{color:#2185d0;background:#ecf6fd}.x-spreadsheet-calendar .calendar-body td>.cell.disabled{pointer-events:none;opacity:.5}.x-spreadsheet-datepicker{z-index:10;width:auto;position:absolute;top:calc(100% + 5px);left:0;box-shadow:2px 2px 5px #0003}.x-spreadsheet-buttons{justify-content:flex-end;display:flex}.x-spreadsheet-buttons .x-spreadsheet-button{margin-left:8px}.x-spreadsheet-button{white-space:nowrap;text-align:center;cursor:pointer;color:#0009;vertical-align:baseline;zoom:1;-webkit-user-select:none;user-select:none;background:#e0e1e2;border-radius:3px;outline:none;min-height:1em;padding:.75em 1em;font-family:Lato,proxima-nova,Helvetica Neue,Arial,sans-serif;font-size:1em;font-weight:700;line-height:1em;text-decoration:none;transition:all .1s linear;display:inline-block}.x-spreadsheet-button.active,.x-spreadsheet-button:hover{color:#000c;background-color:#c0c1c2}.x-spreadsheet-button.primary{color:#fff;background-color:#2185d0}.x-spreadsheet-button.primary:hover,.x-spreadsheet-button.primary.active{color:#fff;background-color:#1678c2}.x-spreadsheet-form-input{color:#000000de;font-size:1em;font-weight:400;display:inline-flex;position:relative}.x-spreadsheet-form-input input{z-index:1;-webkit-tap-highlight-color:#fff0;text-align:left;background:#fff;border:1px solid #e9e9e9;border-radius:3px;outline:0;flex:1 0 auto;max-width:100%;height:30px;margin:0;padding:0 8px;line-height:30px;transition:box-shadow .1s,border-color .1s;box-shadow:inset 0 1px 2px #0a0a0a0f}.x-spreadsheet-form-input input:focus{border-color:#4b89ff;box-shadow:inset 0 1px 2px #4b89ff33}.x-spreadsheet-form-select{cursor:pointer;color:#000000de;-webkit-user-select:none;user-select:none;background:#fff;border:1px solid #e9e9e9;border-radius:2px;display:inline-block;position:relative;box-shadow:inset 0 1px 2px #0a0a0a0f}.x-spreadsheet-form-select .input-text{text-overflow:ellipsis;white-space:nowrap;width:auto;min-width:60px;height:30px;padding:0 8px;line-height:30px}.x-spreadsheet-form-fields{flex-flow:wrap;display:flex}.x-spreadsheet-form-fields .x-spreadsheet-form-field{flex:0 auto}.x-spreadsheet-form-fields .x-spreadsheet-form-field .label{margin:0 10px 0 0;display:inline-block}.x-spreadsheet-form-field{vertical-align:middle;margin-bottom:10px;margin-left:10px;display:block}.x-spreadsheet-form-field:first-child{margin-left:0}.x-spreadsheet-form-field.error .x-spreadsheet-form-select,.x-spreadsheet-form-field.error input{border-color:#f04134}.x-spreadsheet-form-field .tip{color:#f04134;font-size:.9em}.x-spreadsheet-dimmer{text-align:center;vertical-align:middle;opacity:0;-webkit-user-select:none;user-select:none;z-index:1000;background-color:#0009;width:100%;height:100%;transition:background-color .5s linear;animation-duration:.5s;animation-fill-mode:both;display:none;position:absolute;top:0!important;left:0!important}.x-spreadsheet-dimmer.active{opacity:1;display:block}form fieldset{border:none}form fieldset label{color:#666;margin-bottom:.5em;font-size:1em;display:block}form fieldset select{background-color:#fff;border:none;border-bottom:2px solid #ddd;border-radius:2px;width:100%;padding:.5em .85em;font-size:1.1em}.x-spreadsheet-modal,.x-spreadsheet-toast{z-index:1001;text-align:left;color:#000000de;background-color:#fff;background-clip:padding-box;border:1px solid #0000001a;border-radius:4px;min-width:360px;font-family:Lato,Source Sans Pro,Roboto,Helvetica,Arial,sans-serif;font-size:13px;line-height:1.25em;position:fixed;box-shadow:0 2px 8px #0003}.x-spreadsheet-toast{background-color:#ffffffd9}.x-spreadsheet-modal-header,.x-spreadsheet-toast-header{background-color:#ffffffd9;background-clip:padding-box;border-bottom:1px solid #0000000d;border-radius:4px 4px 0 0;font-weight:600}.x-spreadsheet-toast-header{color:#f2711c}.x-spreadsheet-modal-header{background:#00000014;border-bottom:1px solid #e0e2e4;font-size:1.0785em}.x-spreadsheet-modal-header,.x-spreadsheet-modal-content,.x-spreadsheet-toast-header,.x-spreadsheet-toast-content{padding:.75em 1em}.x-spreadsheet-menu li:first-child{display:none}.vue-office-excel{height:100%}.page[data-v-0b07d20c]{max-width:860px;margin:0 auto;padding:30px 20px}.header[data-v-0b07d20c]{align-items:center;gap:12px;margin-bottom:20px;display:flex}.back[data-v-0b07d20c]{color:#666;cursor:pointer;background:0 0;border:1px solid #ddd;border-radius:20px;align-items:center;gap:4px;padding:6px 16px;font-size:13px;transition:all .15s;display:inline-flex}.back[data-v-0b07d20c]:hover{color:#333;border-color:#bbb}h2[data-v-0b07d20c]{color:#333;margin:0;font-size:20px}h3[data-v-0b07d20c]{color:#555;margin:0 0 12px;font-size:16px}.tip[data-v-0b07d20c]{text-align:center;color:#888;padding:40px 0}.grading-tip[data-v-0b07d20c]{color:#e67e22;background:#fef3e2;border-radius:6px;margin-bottom:16px;padding:12px 16px;font-size:14px}.section[data-v-0b07d20c]{background:#fff;border-radius:8px;margin-bottom:16px;padding:20px;box-shadow:0 1px 4px #0000000f}.file-box[data-v-0b07d20c]{margin-bottom:16px}.file-box[data-v-0b07d20c]:last-child{margin-bottom:0}.fb-head[data-v-0b07d20c]{color:#333;margin-bottom:10px;font-size:14px;font-weight:600}.img-grid[data-v-0b07d20c]{flex-wrap:wrap;gap:10px;display:flex}.img-item[data-v-0b07d20c]{cursor:pointer;background:#f0f0f0;border-radius:8px;width:100px;height:100px;position:relative;overflow:hidden}.img-item img[data-v-0b07d20c]{object-fit:cover;width:100%;height:100%}.video-card[data-v-0b07d20c]{background:#f0f5ff;border:1px solid #e0e8f0;border-radius:8px;flex-direction:column;justify-content:center;align-items:center;gap:4px;width:178px;height:100px;display:flex;position:relative;overflow:hidden}.vname[data-v-0b07d20c]{color:#555;text-align:center;text-overflow:ellipsis;white-space:nowrap;max-width:160px;padding:0 8px;font-size:11px;overflow:hidden}.hover-actions[data-v-0b07d20c]{opacity:0;background:#00000073;justify-content:center;align-items:center;gap:10px;transition:opacity .15s;display:flex;position:absolute;inset:0}.img-item:hover .hover-actions[data-v-0b07d20c],.video-card:hover .hover-actions[data-v-0b07d20c]{opacity:1}.ha-btn[data-v-0b07d20c]{cursor:pointer;background:#fff3;border:none;border-radius:50%;justify-content:center;align-items:center;width:34px;height:34px;text-decoration:none;display:flex}.ha-btn[data-v-0b07d20c]:hover{background:#ffffff59}.doc-list[data-v-0b07d20c]{flex-direction:column;gap:6px;display:flex}.doc-row[data-v-0b07d20c]{cursor:pointer;background:#f9f9f9;border-radius:6px;align-items:center;gap:10px;padding:8px 12px;display:flex}.doc-row[data-v-0b07d20c]:hover{background:#f0f0f0}.dname[data-v-0b07d20c]{color:#333;text-overflow:ellipsis;white-space:nowrap;flex:1;font-size:13px;overflow:hidden}.dlink[data-v-0b07d20c]{color:#11998e;cursor:pointer;font-size:12px;font-weight:600;text-decoration:none}.dlink[data-v-0b07d20c]:hover{text-decoration:underline}.doc-viewer[data-v-0b07d20c]{background:#fff;border-radius:8px;overflow:hidden}.doc-unsupported[data-v-0b07d20c]{color:#888;padding:40px;font-size:15px}.grade-area[data-v-0b07d20c]{margin-top:24px}.grade-area label[data-v-0b07d20c]{color:#555;margin-bottom:6px;font-size:14px;font-weight:600;display:block}.grade-area input[data-v-0b07d20c]{box-sizing:border-box;border:1px solid #ddd;border-radius:6px;outline:none;width:100%;margin-bottom:16px;padding:10px;font-size:15px}.grade-area input[data-v-0b07d20c]:focus{border-color:#11998e}.grade-area textarea[data-v-0b07d20c]{resize:vertical;box-sizing:border-box;border:1px solid #ddd;border-radius:6px;outline:none;width:100%;margin-bottom:16px;padding:10px;font-size:14px}.grade-area textarea[data-v-0b07d20c]:focus{border-color:#11998e}.btn[data-v-0b07d20c]{color:#fff;cursor:pointer;background:linear-gradient(135deg,#11998e,#38ef7d);border:none;border-radius:6px;width:100%;padding:12px;font-size:15px;font-weight:600}.btn[data-v-0b07d20c]:disabled{opacity:.6;cursor:not-allowed}.lightbox[data-v-0b07d20c]{z-index:9999;background:#000000d9;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.lightbox img[data-v-0b07d20c]{border-radius:8px;max-width:90vw;max-height:90vh}.lightbox-close[data-v-0b07d20c]{color:#fff;cursor:pointer;background:0 0;border:none;font-size:36px;position:absolute;top:20px;right:30px}