:root{--brand-primary:#00c948;--brand-secondary:#93f000;--brand-accent:#fde742;--brand-primary-light:#e3f5e8;--brand-primary-medium:#a3e4b5;--neutral-100:#f5f5f5;--neutral-200:#e5e5e5;--neutral-300:#c4c4c4;--neutral-400:#999;--neutral-500:#767676;--neutral-600:#333;--neutral-700:#222;--status-caution:#ff9830;--status-danger:#ff5f5f;--bg-primary:#fff;--bg-secondary:#f7f7f9;--bg-tertiary:#f3f9f4;--bg-page:#f8f9fa;--text-primary:#222;--text-secondary:#767676;--text-tertiary:#bbb;--text-brand:#00a63b;--text-inverse:#fff;--border-default:#e5e5e5;--border-strong:#c4c4c4;--border-subtle:#ededed;--border-brand:#00c948;--status-excellent-bg:#e5f7eb;--status-normal-bg:#f0fae0;--status-basic-bg:#fffae5;--status-caution-bg:#fff2e5;--status-danger-bg:#ffeded;--font-sans:"Pretendard Variable", Pretendard, "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif;--font-display:"ChangwonDangamRound", var(--font-sans)}@font-face{font-family:ChangwonDangamRound;src:url(/assets/ChangwonDangamAsac-Round-DdLf28sE.woff2)format("woff2");font-weight:400;font-style:normal;font-display:swap}:root{--content-max:1120px;--gutter:clamp(16px, 4vw, 160px);--header-h:84px;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-pill:999px;--shadow-card:0 2px 12px #0000000f;--shadow-raised:0 4px 20px #0000001a}.t-score-lg{font:700 56px/64px var(--font-sans);letter-spacing:-1.12px}.t-score-md{font:700 48px/56px var(--font-sans);letter-spacing:-.96px}.t-display-sm{font:700 36px/50px var(--font-sans);letter-spacing:-.72px}.t-dangam-lg{font:400 48px/52px var(--font-display);letter-spacing:-2.88px}.t-dangam-sm{font:400 36px/50px var(--font-display);letter-spacing:-2.16px}.t-dangam{font:400 24px/45px var(--font-display);letter-spacing:-.48px}.t-h1{font:600 28px/36px var(--font-sans);letter-spacing:-.56px}.t-h2{font:600 24px/32px var(--font-sans);letter-spacing:-.48px}.t-h3{font:600 20px/28px var(--font-sans);letter-spacing:-.4px}.t-body-lg{font:500 18px/28px var(--font-sans);letter-spacing:-.36px}.t-body-lg-sb{font:600 18px/28px var(--font-sans);letter-spacing:-.36px}.t-body{font:500 16px/24px var(--font-sans);letter-spacing:-.32px}.t-body-sb{font:600 16px/24px var(--font-sans);letter-spacing:-.32px}.t-caption-lg{font:500 14px/20px var(--font-sans);letter-spacing:-.28px}.t-caption-lg-sb{font:600 14px/20px var(--font-sans);letter-spacing:-.28px}.t-caption{font:500 12px/16px var(--font-sans);letter-spacing:-.24px}.t-caption-sm{font:500 10px/14px var(--font-sans);letter-spacing:-.2px}*{box-sizing:border-box}.school-layout{grid-template-columns:minmax(280px,.8fr) minmax(0,1.4fr);align-items:start;gap:24px;display:grid}.school-panel{border:1px solid var(--border-default);background:#fff;border-radius:16px;min-width:0;padding:24px}.school-search,.school-fields{border:0;gap:12px;min-width:0;margin:0 0 20px;padding:0;display:grid}.school-search label,.school-fields label{gap:6px;display:grid}.school-search input,.school-search select,.school-fields input,.school-fields select{border:1px solid var(--border-default);background:#fff;border-radius:8px;width:100%;min-width:0;padding:10px}.school-list,.teacher-list{gap:12px;margin:16px 0;display:grid}.school-list>button{text-align:left;overflow-wrap:anywhere;gap:8px;display:grid}.school-list>button.selected{border-color:var(--text-brand);background:var(--bg-tertiary)}.school-code{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.school-code code{overflow-wrap:anywhere;-webkit-user-select:all;user-select:all;font-size:14px}.school-management h2,.school-management h3,.school-management p{overflow-wrap:anywhere}.teacher-list article{border:1px solid var(--border-default);border-radius:12px;padding:16px}.teacher-list .toolbar{align-items:center}.teacher-list h3{margin:0}@media (width<=900px){.school-layout{grid-template-columns:1fr}}body{background:var(--bg-page);color:var(--text-primary);margin:0;font-family:Pretendard,system-ui,sans-serif;font-size:14px}button,input,select,textarea{font:inherit}button,a.primary,.upload-label{border:1px solid var(--border-default);cursor:pointer;color:var(--text-primary);background:#fff;border-radius:8px;padding:10px 16px;text-decoration:none}button:disabled{opacity:.45;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--brand-primary);outline-offset:2px}button.primary,a.primary{background:var(--text-brand);border-color:var(--text-brand);color:#fff}h1{margin:12px 0;font-size:28px}h2{font-size:18px}small,.muted{color:var(--text-secondary)}.eyebrow{letter-spacing:2px;color:var(--text-brand);font-size:12px;font-weight:700}.login{border:1px solid var(--border-default);background:#fff;border-radius:24px;gap:20px;max-width:440px;margin:14vh auto;padding:48px;display:grid}.login h1,.login p{margin:0}.login a{text-align:center}.admin-header{border-bottom:1px solid var(--border-default);background:#fff;align-items:center;gap:24px;padding:16px 32px;display:flex}.brand{color:var(--text-brand);border:0;margin-right:auto;font-size:22px;font-weight:800}.brand span{color:var(--text-secondary);margin-left:12px;font-size:14px}.admin-main{max-width:1900px;margin:auto;padding:24px 32px}.notice{background:var(--bg-tertiary);border:1px solid var(--brand-primary-medium);white-space:pre-wrap;overflow-wrap:anywhere;border-radius:12px;padding:14px 20px}.page-title{justify-content:space-between;align-items:center;gap:16px;margin:24px 0;display:flex}.toolbar{flex-wrap:wrap;gap:8px;display:flex}.version-list{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;display:grid}.version-card{text-align:left;padding:24px}.version-card:hover{border-color:var(--brand-primary)}.badge{background:var(--brand-primary-light);color:var(--text-brand);vertical-align:middle;border-radius:6px;padding:4px 8px;font-size:12px}.empty{text-align:center;color:var(--text-secondary);padding:60px 24px}.editor-layout{grid-template-columns:200px minmax(300px,400px) minmax(400px,1fr);align-items:start;gap:20px;display:grid}.item-list,.edit-pane,.preview-pane,.asset-library{border:1px solid var(--border-default);background:#fff;border-radius:12px;min-width:0;padding:20px}.item-list{position:sticky;top:16px}.item-list ol{max-height:65vh;padding:0;list-style:none;overflow:auto}.item-list li button{text-align:left;border:0;width:100%;margin-bottom:6px;display:block}.item-list li small{text-overflow:ellipsis;white-space:nowrap;margin-top:6px;display:block;overflow:hidden}.item-list [aria-current=true]{background:var(--brand-primary-light)}.editor-fields{border:0;margin:0;padding:0}.item-form{gap:16px;display:grid}.item-form label{gap:8px;display:grid}.item-form input,.item-form select,.item-form textarea{border:1px solid var(--border-default);background:#fff;border-radius:6px;min-width:0;max-width:100%;padding:10px}.item-form textarea{resize:vertical;min-height:72px}.item-form .inline{align-items:center;display:flex}.item-form fieldset{border:1px solid var(--border-default);border-radius:8px;gap:12px;min-width:0;padding:14px;display:grid}.option-edit{border-bottom:1px solid var(--border-default);gap:12px;padding-bottom:16px;display:grid}.rect-fields{grid-template-columns:1fr 1fr;gap:8px;display:grid}.cell-map{grid-template-columns:repeat(3,1fr);gap:8px;display:grid}.preview-pane{max-height:90vh;position:sticky;top:16px;overflow:auto}.preview-pane .item-ui{padding:20px 0}.asset-library{margin:24px 0}.asset-library li{overflow-wrap:anywhere;padding:8px}.asset-library li button{margin-left:12px}.admin-header nav{gap:4px;display:flex}.admin-header nav button{background:0 0;border:0}.admin-header nav [aria-current=page]{background:var(--brand-primary-light);color:var(--text-brand)}.session-email{color:var(--text-secondary);margin-left:auto;font-size:12px}.admin-header .brand{white-space:nowrap;margin-right:0}.admin-main{max-width:1800px}.workflow-summary{color:var(--text-secondary);flex-wrap:wrap;gap:12px;margin:0 0 28px;display:flex}.workflow-summary span{border:1px solid var(--border-default);background:#fff;border-radius:8px;padding:12px 20px}.version-card{transition:border-color .15s,box-shadow .15s}.version-card:hover{box-shadow:0 5px 20px #0000000a}.badge-live,.success{color:#166443}.badge-live{background:#e5f4ea}.card-warning,.save-hint{color:#825514;font-size:12px}.save-hint{padding:10px 0}.editor-layout{grid-template-columns:220px minmax(330px,1fr) minmax(350px,1fr);margin-top:24px}.section-heading,.modal-heading{justify-content:space-between;align-items:center;gap:16px;display:flex}.item-list>label{gap:6px;margin:12px 0;font-size:12px;display:grid}.item-list .inline{align-items:center;display:flex}.item-list ol{max-height:47vh}.item-status{color:var(--text-secondary);margin-top:6px;font-size:11px;display:inline-block}.editor-tabs{display:none}.item-form h3{border-top:1px solid var(--border-default);margin:16px 0 0;padding-top:20px;font-size:15px}.item-form>.muted{margin:0;line-height:1.7}.item-form [data-editor-field]:focus-within{outline:2px solid var(--brand-primary-medium);outline-offset:6px;border-radius:6px}.option-edit{border:1px solid var(--border-default);background:var(--bg-page);border-radius:8px;padding:14px}.option-edit:has(input[type=radio]:checked){border-color:var(--text-brand)}.asset-field{background:var(--bg-page);border-radius:8px;gap:10px;padding:12px;display:grid}.asset-field>p{margin:0}.selected-asset{gap:8px;min-width:0;display:grid}.selected-asset>span{overflow-wrap:anywhere;font-size:12px}.asset-image{object-fit:contain;background:#f7f8fa;border-radius:6px;width:100%;height:130px;display:block}audio{width:100%;min-width:0}.asset-tools{flex-wrap:wrap;align-items:flex-end;gap:14px;display:flex}.asset-tools>label:first-child{flex:1;min-width:180px}.asset-browser label,.modal label{gap:8px;display:grid}.asset-browser input,.asset-browser select,.modal input,.modal select,.item-list select,.sequence-toolbar select{border:1px solid var(--border-default);background:#fff;border-radius:6px;width:100%;min-width:0;padding:10px}.asset-tools .upload-label{font-size:12px;display:grid}.asset-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;margin:20px 0;display:grid}.asset-card{border:1px solid var(--border-default);background:#fff;border-radius:12px;flex-direction:column;gap:10px;min-width:0;padding:16px;display:flex}.asset-card strong{overflow-wrap:anywhere}.asset-card>button{margin-top:auto}.review-panel{border:1px solid var(--border-default);background:#fff;border-radius:12px;margin-top:20px;padding:24px}.review-columns{grid-template-columns:1fr 1fr;gap:28px;display:grid}.review-panel ul,.item-checks ul{max-height:300px;padding:0;list-style:none;overflow:auto}.review-panel li button{text-align:left;border:0;border-bottom:1px solid var(--border-default);border-radius:0;gap:5px;width:100%;display:grid}.review-panel li span{color:var(--text-secondary);line-height:1.6}.item-checks{border-top:1px solid var(--border-default);margin-top:24px;padding-top:12px}.item-checks button{text-align:left;color:#825514;border:0;padding:8px 0}.field-error{color:#a02920}.history-section{margin-top:28px}.history-section li{color:var(--text-secondary);padding:6px}.modal{outline:none;width:min(520px,100vw - 32px);max-height:90vh;overflow:auto}.modal.modal-wide{width:min(1040px,100vw - 32px);max-width:1040px}.modal-heading{margin-bottom:24px}.modal-heading h2{margin:0}.modal-actions{justify-content:flex-end;gap:12px;margin-top:28px;display:flex}.modal>p{line-height:1.8}.template-grid{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.template-grid>button{text-align:left;gap:10px;padding:20px;line-height:1.6;display:grid}.template-grid [aria-pressed=true],.region-editor [aria-pressed=true]{border-color:var(--text-brand);background:var(--brand-primary-light)}.sequence-toolbar{align-items:center;gap:12px;margin:20px 0;display:flex}.sequence-toolbar label{flex:1;min-width:0}.sequence-toolbar>span,.sequence-toolbar>button{white-space:nowrap}.preview-answer{align-items:center;gap:12px;font-size:12px;display:flex}.region-editor{gap:12px;display:grid}.region-canvas{touch-action:none;-webkit-user-select:none;user-select:none;position:relative;overflow:hidden}.region-canvas>img{width:100%;display:block}.region-canvas.drawing{cursor:crosshair}.region-box{cursor:move;background:#366ac41f;border:2px solid #366ac4;position:absolute}.region-box.selected{z-index:1;background:#1067432e;border-color:#106743}.region-box>span:first-child{color:#fff;pointer-events:none;background:#366ac4;padding:2px 6px;font-size:12px;display:inline-block}.region-box .resize-handle{cursor:nwse-resize;background:#106743;width:16px;height:16px;position:absolute;bottom:0;right:0}.conflict-items{gap:12px;max-height:380px;margin-bottom:16px;display:grid;overflow:auto}.conflict-items article{background:#fff;border-radius:8px;padding:12px}.conflict-items p{white-space:pre-wrap;overflow-wrap:anywhere}@media (width<=1200px){.editor-layout{grid-template-columns:200px minmax(0,1fr)}.editor-tabs{grid-column:2;gap:8px;display:flex}.editor-tabs [aria-selected=true]{background:var(--brand-primary-light);border-color:var(--text-brand)}.editor-layout .item-list{grid-area:1/1/3}.editor-layout .edit-pane,.editor-layout .preview-pane{grid-area:2/2;display:none}.editor-layout .mobile-active{display:block}.review-columns{grid-template-columns:1fr}}@media (width<=650px){.session-email{display:none}.admin-header{gap:8px}.admin-header nav{order:3;width:100%}.editor-layout .item-list,.editor-tabs,.editor-layout .edit-pane,.editor-layout .preview-pane{grid-area:auto/1}.item-list ol{max-height:220px}.template-grid{grid-template-columns:1fr}.sequence-toolbar{flex-wrap:wrap}.modal{padding:20px}}.upload-label{gap:12px;display:flex}.upload-label input{max-width:210px}.text-button{color:var(--text-brand);background:0 0;border:0;padding:0}.validation,.conflict{background:var(--bg-primary);border:2px solid var(--status-caution);border-radius:12px;margin-bottom:20px;padding:20px}.validation ul{max-height:240px;overflow:auto}.validation button{text-align:left;border:0}.diff{grid-template-columns:1fr 1fr;gap:16px;display:grid}.diff pre{white-space:pre-wrap;background:var(--bg-secondary);max-height:300px;padding:16px;overflow:auto}.modal-backdrop{z-index:10;background:#0006;place-items:center;display:grid;position:fixed;inset:0}.modal{background:#fff;border-radius:20px;max-width:520px;padding:32px;box-shadow:0 16px 80px #0003}@media (width<=1200px){.editor-layout{grid-template-columns:160px 1fr}.preview-pane{grid-column:1/-1;position:static}.admin-main{padding:20px}.page-title{flex-direction:column;align-items:flex-start}}@media (width<=650px){.admin-header{flex-wrap:wrap;padding:16px}.editor-layout{grid-template-columns:1fr}.item-list{position:static}.diff{grid-template-columns:1fr}.asset-library code{font-size:10px}}.assessment-browser{gap:20px;display:grid}.assessment-filters{background:#fff;border:1px solid #dbe4df;border-radius:12px;flex-wrap:wrap;align-items:end;gap:12px;padding:20px;display:flex}.assessment-filters label{gap:6px;min-width:120px;font-size:13px;display:grid}.assessment-filters input,.assessment-filters select{max-width:240px;min-height:40px}.assessment-table-scroll{overflow-x:auto}.assessment-table{border-collapse:collapse;text-align:left;background:#fff;width:100%}.assessment-table th,.assessment-table td{vertical-align:top;border-bottom:1px solid #dbe4df;padding:14px 12px}.assessment-table th{white-space:nowrap;background:#f1f6f3;font-size:13px}.assessment-table small{color:#52665b;margin-top:5px;display:block}.assessment-table code{overflow-wrap:anywhere}.assessment-table pre{white-space:pre-wrap;overflow-wrap:anywhere;max-width:300px;margin:0}.assessment-pagination{justify-content:flex-end}.assessment-scores{grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:12px;display:grid}.assessment-scores>div{background:#eff7f0;border-radius:10px;gap:8px;padding:16px;display:grid}.assessment-scores strong{font-size:26px}.assessment-text{white-space:pre-wrap;overflow-wrap:anywhere}.assessment-result h3{margin-top:28px}.item-ui{color:var(--text-primary);font-family:var(--font-body,Pretendard, sans-serif);flex-direction:column;align-items:center;gap:40px;width:100%;max-width:1200px;margin:auto;display:flex;container-type:inline-size}.item-ui button{cursor:pointer;font-family:inherit}.item-ui button:focus-visible{outline:3px solid var(--text-brand);outline-offset:5px}.item-ui button:disabled{cursor:default}.item-instruction{color:var(--text-secondary);flex-wrap:wrap;justify-content:center;align-items:center;gap:16px;font-size:18px;display:flex}.item-instruction audio{max-width:260px;height:36px}.item-stimulus{border:2px solid var(--brand-primary);box-sizing:border-box;text-align:center;white-space:pre-wrap;overflow-wrap:anywhere;border-radius:24px;justify-content:center;align-items:center;gap:24px;max-width:100%;min-height:220px;padding:40px;font-size:clamp(32px,8cqw,96px);font-weight:800;display:flex}.item-stimulus p{margin:0}.item-stimulus img{object-fit:contain;width:240px;max-width:100%;height:240px}.item-options{gap:clamp(12px,5cqw,80px);width:100%;padding:20px 0;display:grid}.item-option{border:2px solid var(--border-default);background:var(--bg-primary);color:var(--text-primary);overflow-wrap:anywhere;border-radius:24px;min-height:200px;padding:24px 12px;font-size:clamp(28px,5cqw,64px);font-weight:800}.item-option[aria-pressed=true],.item-region[aria-pressed=true]{border-color:var(--brand-primary);background:var(--brand-primary-light)}.item-option img{object-fit:contain;width:100%;height:180px}.item-book{grid-template-columns:1fr 1fr;align-items:center;gap:60px;width:100%;display:grid}.item-cover{object-fit:contain;width:100%;height:600px}.item-regions{border-left:2px dashed var(--border-strong);flex-direction:column;gap:30px;padding-left:40px;display:flex}.item-region{background:var(--bg-primary);border:2px solid #0000;border-radius:12px;width:100%;padding:6px}.item-crop{width:100%;display:block;position:relative;overflow:hidden}.item-crop img{object-fit:fill;max-width:none;position:absolute}.item-speech-controls{color:var(--status-danger);justify-items:center;gap:24px;font-size:48px;display:grid}.item-mic{border:16px solid color-mix(in srgb, var(--status-danger) 10%, white);background:var(--status-danger);border-radius:100px;place-items:center;width:112px;height:112px;display:grid}.item-mic img{width:32px;height:40px}.item-reading{white-space:pre-wrap;width:100%;font-size:clamp(22px,3cqw,36px);line-height:1.78}.item-reading h2{text-align:center;font-size:clamp(28px,4cqw,44px)}.item-paragraph{align-items:flex-start;gap:36px;display:flex}.item-paragraph p{flex:1;margin:0 0 24px}.item-paragraph img{object-fit:contain;border-radius:8px;width:192px;height:192px}.item-done{background:var(--brand-primary);min-width:300px;color:var(--text-inverse);border:0;border-radius:60px;justify-content:center;align-items:center;gap:16px;padding:24px 40px;font-size:24px;display:flex}.item-done img{width:25px;height:25px}@container (width<=650px){.item-book{gap:20px}.item-cover{height:360px}.item-regions{padding-left:16px}.item-option{min-height:140px}.item-paragraph{gap:16px}.item-paragraph img{width:100px;height:100px}}