#mbb-workshop{--paper:#fffefa;--canvas:#fff;--ink:#233b32;--soft:#52665b;--line:#d5ded7;--tint:#eef4ef;--jade:#28664e;--jade-ink:#fff;--space:8px;max-width:1200px;margin:auto;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:16px;position:relative;font:16px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;isolation:isolate}
#mbb-workshop *{box-sizing:border-box}
#mbb-workshop [hidden]{display:none!important}
#mbb-workshop ::selection{background:#d5e8dc;color:var(--ink)}
#mbb-workshop :focus-visible{outline:3px solid var(--jade);outline-offset:3px}
#mbb-workshop button,#mbb-workshop select,#mbb-workshop textarea,#mbb-workshop input{font:inherit;color:inherit}
#mbb-workshop button{cursor:pointer;-webkit-tap-highlight-color:transparent}
#mbb-workshop button:disabled{opacity:.45;cursor:default}
#mbb-workshop a{color:var(--jade);text-underline-offset:3px}
#mbb-workshop p{max-width:72ch}
#mbb-workshop .mbb-header{padding:24px 32px 20px}
#mbb-workshop h2{font-size:28px;line-height:1.2;letter-spacing:-.025em;font-weight:650;margin:0;text-wrap:balance}
#mbb-workshop .mbb-course{font-size:14px;color:var(--soft);margin:8px 0 0}
#mbb-workshop .mbb-intro{color:var(--soft);margin:12px 0 0;font-size:15px;line-height:1.6}
#mbb-workshop .mbb-howto{margin-top:4px}
#mbb-workshop .mbb-task{margin:0 32px 20px;padding:16px 20px;background:var(--tint);border-radius:12px}
#mbb-workshop .mbb-task-head{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px;font-weight:650}
#mbb-workshop .mbb-goal-count{color:var(--soft);font-size:14px;font-weight:400;font-variant-numeric:tabular-nums}
#mbb-workshop select{appearance:auto;max-width:100%;min-height:44px;border:1px solid #b8c8bd;border-radius:8px;background:var(--canvas);padding:8px 12px}
#mbb-workshop #mbb-task-select{width:100%;margin-top:8px;font-size:18px;font-weight:600}
#mbb-workshop #mbb-task-context{color:var(--soft);font-size:14px;margin:8px 0}
#mbb-workshop details{margin-top:8px}
#mbb-workshop summary{cursor:pointer;color:var(--jade);min-height:44px;padding:10px 0;font-size:14px;line-height:1.6}
#mbb-workshop summary:hover{text-decoration:underline;text-underline-offset:3px}
#mbb-workshop details[open]>summary{font-weight:600}
#mbb-workshop .mbb-task details{margin:0}
#mbb-workshop #mbb-task-model p{margin:8px 0}
#mbb-workshop #mbb-task-model-hanzi{font-size:24px}
#mbb-workshop #mbb-task-model .mbb-pinyin,#mbb-workshop #mbb-task-model .mbb-meaning{font-size:16px;white-space:normal;text-align:left}
#mbb-workshop .mbb-goals{list-style:none;padding:0;margin:8px 0;display:grid;gap:12px}
#mbb-workshop .mbb-goal{display:grid;grid-template-columns:20px minmax(0,1fr);gap:8px;font-size:15px}
#mbb-workshop .mbb-goal-mark{color:var(--jade)}
#mbb-workshop .mbb-goal-proof{display:block;color:var(--soft);overflow-wrap:anywhere}
#mbb-workshop .mbb-goal-proof small{display:block;font-size:14px}
#mbb-workshop .mbb-tools{margin:0 32px 24px;display:flex;align-items:center;justify-content:space-between;gap:12px 24px;flex-wrap:wrap;font-size:14px}
#mbb-workshop .mbb-support,#mbb-workshop .mbb-toggle{display:flex;align-items:center;gap:8px;min-height:44px}
#mbb-workshop .mbb-toggle{color:var(--soft)}
#mbb-workshop input[type=checkbox]{accent-color:var(--jade);width:18px;height:18px}
#mbb-workshop .mbb-main{padding:0 32px 24px}
#mbb-workshop .mbb-editor{display:grid;grid-template-columns:minmax(280px,.8fr) minmax(0,1.2fr);gap:32px;align-items:start}
#mbb-workshop .mbb-editor>*,#mbb-workshop .mbb-workspace{min-width:0}
#mbb-workshop .mbb-section-title{font-size:18px;font-weight:650;margin:0 0 12px;line-height:1.4}
#mbb-workshop .mbb-bank-note{color:var(--soft);font-size:14px;margin:0 0 16px}
#mbb-workshop .mbb-bank-help{margin:0 0 8px}
#mbb-workshop .mbb-bank{max-height:480px;overflow:auto;overscroll-behavior:contain;scrollbar-color:#9caf9f transparent;scrollbar-width:thin;padding:4px 12px 12px 4px}
#mbb-workshop .mbb-group{margin-bottom:20px}
#mbb-workshop .mbb-group:last-child{margin-bottom:0}
#mbb-workshop .mbb-group-label{display:block;color:var(--soft);font-size:14px;font-weight:600;margin-bottom:8px}
#mbb-workshop .mbb-pool{display:flex;flex-wrap:wrap;gap:8px;align-content:flex-start}
#mbb-workshop .mbb-word{width:84px;min-height:96px;padding:10px 5px;border:1px solid var(--line);border-radius:10px;background:var(--canvas);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;user-select:none;touch-action:none;cursor:grab;flex-shrink:0;position:relative}
#mbb-workshop .mbb-word:hover{border-color:var(--jade);background:#f5f9f5}
#mbb-workshop .mbb-hanzi{font-family:"PingFang SC","Noto Sans CJK SC","Microsoft YaHei",sans-serif;font-size:26px;font-weight:400;line-height:1.3;white-space:nowrap}
#mbb-workshop .mbb-pinyin{font-size:14px;line-height:1.4;color:var(--soft);white-space:nowrap}
#mbb-workshop .mbb-meaning{font-size:13px;line-height:1.4;color:var(--soft);white-space:normal;text-align:center;overflow-wrap:anywhere}
#mbb-workshop[data-support=hanzi] .mbb-pinyin,#mbb-workshop:not([data-support=full]) .mbb-meaning{display:none}
#mbb-workshop[data-support=hanzi] .mbb-word{min-height:72px}
#mbb-workshop .mbb-word.is-extra{border-style:dashed}
#mbb-workshop .mbb-word[data-word=welcome] .mbb-hanzi,#mbb-workshop .mbb-word[data-word=yidianr] .mbb-hanzi{font-size:23px}
#mbb-workshop .mbb-board-shell{border:1px solid #b8c8bd;border-radius:12px;background:var(--canvas)}
#mbb-workshop .mbb-board-head{padding:12px 16px;border-bottom:1px solid var(--line)}
#mbb-workshop .mbb-tabs{display:flex;gap:4px;flex-wrap:wrap}
#mbb-workshop .mbb-tab-group{display:flex;align-items:center;border-radius:8px}
#mbb-workshop .mbb-tab-group[data-active=true]{background:var(--jade);color:#fff}
#mbb-workshop .mbb-tab,#mbb-workshop .mbb-small{border:0;background:transparent;border-radius:8px;padding:8px 10px;min-height:44px;font-size:14px;line-height:1.4}
#mbb-workshop .mbb-tab[aria-pressed=true]{color:#fff;font-weight:600}
#mbb-workshop .mbb-tab:hover:not([aria-pressed=true]),#mbb-workshop .mbb-small:hover:not(:disabled){background:var(--tint);color:var(--ink)}
#mbb-workshop .mbb-small{color:var(--soft)}
#mbb-workshop .mbb-close{min-width:44px;font-size:20px;color:inherit}
#mbb-workshop .mbb-board-actions{display:flex;justify-content:flex-end;gap:8px;flex-wrap:wrap;margin-top:8px}
#mbb-workshop .mbb-board{display:flex;flex-wrap:wrap;align-content:flex-start;gap:12px;padding:20px;min-height:200px;min-width:0;position:relative;background:#f5f8f4}
#mbb-workshop .mbb-board>.mbb-word{position:relative}
#mbb-workshop .mbb-empty{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:var(--soft);padding:24px;gap:8px;pointer-events:none}
#mbb-workshop .mbb-empty small{font-size:14px}
#mbb-workshop .mbb-word.is-selected{outline:3px solid var(--jade);outline-offset:2px;z-index:2}
#mbb-workshop .mbb-word.is-dragging{cursor:grabbing;z-index:8}
#mbb-workshop .mbb-ghost{position:fixed;pointer-events:none;z-index:20;box-shadow:0 8px 20px #233b3230}
#mbb-workshop .mbb-selection{border-top:1px solid var(--line);display:flex;flex-wrap:wrap;align-items:center;gap:4px;padding:8px 12px}
#mbb-workshop .mbb-selection-label{color:var(--soft);font-size:14px;margin-right:auto}
#mbb-workshop .mbb-guide{display:flex;flex-wrap:wrap;gap:8px;font-size:14px;color:var(--soft);margin:12px 0}
#mbb-workshop .mbb-guide span{background:var(--tint);padding:8px;border-radius:8px}
#mbb-workshop .mbb-intention-panel{margin-top:12px}
#mbb-workshop .mbb-intention-panel summary span{color:var(--soft)}
#mbb-workshop .mbb-intention-label{display:block;margin:12px 0 8px;font-size:14px}
#mbb-workshop .mbb-intention-label small{font-size:14px;color:var(--soft)}
#mbb-workshop textarea{display:block;resize:vertical;width:100%;min-height:80px;border:1px solid #b8c8bd;border-radius:8px;background:var(--canvas);padding:12px;caret-color:var(--jade)}
#mbb-workshop textarea::placeholder{color:var(--soft);opacity:1}
#mbb-workshop .mbb-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-top:16px}
#mbb-workshop .mbb-reading{flex:1 1 160px;min-width:0;font-family:"PingFang SC",sans-serif;font-size:24px;overflow-wrap:anywhere}
#mbb-workshop .mbb-reading-unit{display:inline-block;white-space:nowrap}
#mbb-workshop .mbb-reading:empty::before{content:"Sua frase aparece aqui";font:14px/1.5 -apple-system,sans-serif;color:var(--soft)}
#mbb-workshop .mbb-primary{border:0;border-radius:8px;padding:12px 20px;min-height:48px;background:var(--jade);color:var(--jade-ink);font-weight:600;white-space:normal}
#mbb-workshop .mbb-primary:hover:not(:disabled){background:#1f533f}
#mbb-workshop .mbb-feedback{margin-top:16px;padding:16px;background:var(--tint);border-radius:12px;overflow-wrap:anywhere}
#mbb-workshop .mbb-feedback strong{display:block;font-weight:600}
#mbb-workshop .mbb-feedback p{font-size:15px;color:var(--soft);margin:8px 0}
#mbb-workshop .mbb-feedback[data-kind=needs-work]{background:#fff3d8}
#mbb-workshop .mbb-feedback[data-kind=unassessed]{background:#f0f1f8}
#mbb-workshop .mbb-result-part{border-top:1px solid var(--line);padding-top:12px;margin-top:12px}
#mbb-workshop .mbb-result-part>span{font-size:22px}
#mbb-workshop .mbb-roles{display:flex;flex-wrap:wrap;gap:8px}
#mbb-workshop .mbb-role{max-width:160px;padding:8px;border:1px solid var(--line);border-radius:8px;background:var(--canvas)}
#mbb-workshop .mbb-role small{display:block;font-size:14px;color:var(--soft)}
#mbb-workshop .mbb-notebook{margin-top:32px;padding-top:12px;border-top:1px solid var(--line)}
#mbb-workshop .mbb-notebook>summary{font-size:18px;font-weight:600;color:var(--ink)}
#mbb-workshop .mbb-notebook>summary span{display:block;font-size:14px;font-weight:400;color:var(--soft);margin:4px 0 0 20px}
#mbb-workshop .mbb-notebook p,#mbb-workshop .mbb-notebook li{font-size:15px;color:var(--soft)}
#mbb-workshop .mbb-notebook-actions{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;margin:16px 0}
#mbb-workshop #mbb-export{background:var(--tint);color:var(--jade);border:1px solid #b8c8bd}
#mbb-workshop #mbb-export:hover:not(:disabled){background:#e1ede3}
#mbb-workshop .mbb-notebook li{margin-block:12px}
#mbb-workshop #mbb-records{padding-left:24px}
#mbb-workshop #mbb-records li{overflow-wrap:anywhere}
#mbb-workshop #mbb-records span{font-size:22px}
#mbb-workshop #mbb-records small,#mbb-workshop #mbb-history small{display:block;color:var(--soft);font-size:14px}
#mbb-workshop #mbb-records .mbb-small{margin-left:8px}
#mbb-workshop .mbb-review-pinyin{font-size:16px;color:var(--ink)}
#mbb-workshop #mbb-review-file{display:block;width:100%;max-width:100%;height:auto;min-height:44px;font-size:14px;margin:8px 0}
#mbb-workshop #mbb-review-file::file-selector-button{font:inherit;min-height:44px;margin-right:8px;cursor:pointer}
#mbb-workshop #mbb-import{margin-top:12px}
#mbb-workshop #mbb-export-status{overflow-wrap:anywhere}
#mbb-workshop .mbb-panel{border-top:1px solid var(--line);padding-top:8px;margin-top:12px}
#mbb-workshop .mbb-panel>summary{color:var(--soft);font-size:15px}
#mbb-workshop .mbb-source-line{padding:12px 0;border-bottom:1px solid var(--line)}
#mbb-workshop .mbb-source-line p{margin:4px 0}
#mbb-workshop audio{display:block;width:min(100%,350px);margin:8px 0}
#mbb-workshop #mbb-history li{margin:12px 0;overflow-wrap:anywhere}
#mbb-workshop .mbb-footer{color:var(--soft);font-size:14px;margin:20px 0 0}
#mbb-workshop [data-error=true]{color:#9c3118;font-size:15px;font-weight:600}
@media(max-width:900px){
  #mbb-workshop .mbb-header{padding:24px}
  #mbb-workshop .mbb-task{margin-inline:24px}
  #mbb-workshop .mbb-tools{margin-inline:24px}
  #mbb-workshop .mbb-main{padding-inline:24px}
  #mbb-workshop .mbb-editor{grid-template-columns:minmax(240px,.85fr) minmax(0,1.15fr);gap:24px}
}
@media(max-width:700px){
  #mbb-workshop{border-radius:12px}
  #mbb-workshop .mbb-header{padding:20px 16px 16px}
  #mbb-workshop h2{font-size:26px}
  #mbb-workshop .mbb-task{margin:0 16px 16px;padding:12px}
  #mbb-workshop #mbb-task-select{font-size:16px}
  #mbb-workshop .mbb-tools{margin:0 16px 20px;gap:4px}
  #mbb-workshop .mbb-support{flex-wrap:wrap;min-width:0}
  #mbb-workshop .mbb-support select{font-size:16px;width:100%}
  #mbb-workshop .mbb-main{padding:0 16px 20px}
  #mbb-workshop .mbb-editor{grid-template-columns:minmax(0,1fr);gap:24px}
  #mbb-workshop .mbb-bank{max-height:240px;padding-right:8px}
  #mbb-workshop .mbb-bank-note{margin-bottom:12px}
  #mbb-workshop .mbb-word{width:80px}
  #mbb-workshop .mbb-board{padding:16px;gap:8px;min-height:192px}
  #mbb-workshop .mbb-board-head{padding:8px}
  #mbb-workshop .mbb-tab{padding-inline:9px}
  #mbb-workshop .mbb-selection-label{flex-basis:100%}
  #mbb-workshop .mbb-notebook{margin-top:24px}
  #mbb-workshop .mbb-notebook-actions{align-items:stretch;flex-direction:column}
}
@media(prefers-reduced-motion:no-preference){
  #mbb-workshop button{transition:background-color .14s ease-out,border-color .14s ease-out}
}
#mbb-workshop .mbb-search{width:100%;padding:10px;min-height:44px;border:1px solid var(--line);border-radius:8px;margin-bottom:12px;font:inherit}
#mbb-workshop .mbb-workshop-end{margin-top:24px;padding-top:20px;border-top:1px solid var(--line)}
#mbb-workshop .mbb-status{min-height:24px;color:var(--soft);font-size:14px}
#mbb-workshop .mbb-word .mbb-hanzi{max-width:100%;white-space:normal;overflow-wrap:anywhere}
#mbb-workshop .mbb-reveal{margin:8px 0}
#mbb-workshop .mbb-free-text{white-space:pre-wrap}

#mbb-workshop h1{font:650 28px/1.2 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;margin:0;letter-spacing:-.025em}
#mbb-workshop .mbb-bank-note{display:block}

#mbb-workshop h2,#mbb-workshop h3{font-family:inherit}