.dp-answer-tools{--neutral-0:#fff;--neutral-50:#f5f5f6;--neutral-100:#e5e6e8;--neutral-300:#abafb5;--neutral-500:#717680;--neutral-700:#4b4d53;--neutral-950:#242528;--primary-50:#f6f4fe;--primary-100:#eeebfc;--primary-300:#c9baf8;--primary-500:#9e77ed;--primary-600:#8347e0;--scratch-paper:#fffdf5;--scratch-paper-line:#f3e7bd;--surface:var(--neutral-0);--surface-2:var(--neutral-50);--ink:var(--neutral-950);--ink-soft:var(--neutral-500);--line:var(--neutral-100);--primary:var(--dp-primary,var(--primary-500));--shadow:0 24px 70px #24252817, 0 8px 24px #2425280f, 0 1px 0 #ffffffe0 inset;--shadow-sm:0 8px 22px #24252812, 0 1px 0 #ffffffe0 inset;color:var(--ink);flex-direction:column;min-width:0;display:flex;container-type:inline-size}.dp-answer-tools *,.dp-answer-tools :before,.dp-answer-tools :after{box-sizing:border-box}.dp-station{background:0 0;border:0;border-radius:0;flex-direction:column;min-height:0;padding:0;display:flex;position:relative}.dp-station-head{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:20px;display:flex}.dp-tabs{background:var(--surface-2);border:1px solid var(--line);border-radius:12px;gap:4px;width:100%;max-width:360px;padding:5px;display:flex;box-shadow:inset 0 1px 1px #ffffffbd,0 1px 2px #1f1b160a}.dp-tab{color:var(--ink-soft);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:9px;flex:1;justify-content:center;align-items:center;gap:8px;min-width:0;height:44px;padding:0 18px;font-size:15px;font-weight:760;transition:background .14s,border-color .14s,box-shadow .14s,color .14s,transform .14s;display:inline-flex}.dp-tab:hover{color:var(--ink)}.dp-tab:active{transform:scale(.96)}.dp-tab.is-on{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 9px 22px #8e5feb38,inset 0 1px #ffffff3d}.dp-tab-icon{place-items:center;display:grid}.dp-work-split{flex:1;grid-template-columns:minmax(0,1fr);gap:18px;min-height:0;display:grid}.dp-work-split[data-scratch-open=true]{grid-template-columns:minmax(0,1fr)}.dp-work-split>.dp-station-body{min-height:0}.dp-station-body{flex-direction:column;flex:1;gap:16px;min-height:0;display:flex}.dp-field-block{flex-direction:column;gap:10px;display:flex}.dp-grow{flex-direction:column;flex:1;min-height:0;display:flex}.dp-drawing-field{-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;position:relative}.dp-field-label{color:var(--ink-soft);font-size:14px;font-weight:800}.dp-input,.dp-textarea{background:var(--surface);border:2px solid var(--line);color:var(--ink);resize:vertical;border-radius:13px;outline:none;width:100%;padding:13px 15px;font-size:18px;font-weight:600;transition:border-color .15s,box-shadow .15s,color .15s}.dp-input{height:56px}.dp-textarea{min-height:156px;line-height:1.55}.dp-input:focus,.dp-textarea:focus{border-color:var(--primary);box-shadow:0 0 0 4px color-mix(in oklab, var(--primary) 18%, transparent)}.dp-input.is-correct,.dp-textarea.is-correct{border-color:#34a853}.dp-input.is-incorrect,.dp-textarea.is-incorrect{border-color:#d23f73}.dp-warning{color:#7a5200;background:#fff8dc;border:1px solid #f0b429;border-radius:12px;margin:0;padding:10px 12px;font-size:14px;font-weight:800;line-height:1.35}.dp-pad-status{background:color-mix(in oklab, var(--surface-2) 70%, #fff);border:1px solid color-mix(in oklab, var(--line) 80%, #fff);color:var(--ink-soft);border-radius:14px;align-items:baseline;gap:6px;width:fit-content;min-height:50px;padding:10px 12px;font-size:12px;font-weight:800;display:inline-flex}.dp-pad-status span{color:var(--ink);font-variant-numeric:tabular-nums;font-size:20px;font-weight:820;line-height:1}.dp-pad-status[data-active=true]{background:color-mix(in oklab, var(--primary) 8%, var(--surface));border-color:color-mix(in oklab, var(--primary) 24%, var(--line))}.dp-pad-status[data-status] span{font-size:14px}.dp-pad-status[data-status]{min-height:0;padding:8px 12px}.dp-pad-status[data-status=failed]{background:#fff0f5;border-color:#d23f73}.dp-pad-status[data-status=offline],.dp-pad-status[data-status=not-synced]{background:#fff8dc;border-color:#f0b429}.dp-canvas-read-button:disabled{cursor:not-allowed;opacity:.45;transform:none}.dp-canvas-read-button{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border:1px solid color-mix(in oklab, var(--primary) 22%, var(--line));color:var(--primary-600);cursor:pointer;isolation:isolate;z-index:38;background:#ffffffeb;border-radius:11px;align-items:center;gap:6px;height:36px;padding:0 12px;font-size:11.5px;font-weight:820;transition:background .16s,border-color .16s,box-shadow .16s,color .16s,transform .16s;display:inline-flex;position:absolute;bottom:18px;right:18px;overflow:hidden;box-shadow:0 14px 34px #472b7029,0 2px 8px #24252814,inset 0 1px #ffffffeb}.dp-canvas-read-button:hover:not(:disabled){transform:translateY(-2px)}.dp-canvas-read-button:active:not(:disabled){transform:scale(.97)}.dp-canvas-read-button[data-ready=true]:not(:disabled){background:radial-gradient(circle at 82% 20%, #ffffff57, transparent 34%), linear-gradient(135deg, var(--primary-600), var(--primary-500));border-color:color-mix(in oklab, var(--primary) 70%, #fff);color:#fff;box-shadow:0 16px 36px #8347e04d,0 2px 8px #24252814,inset 0 1px #ffffff47}.dp-canvas-read-button[data-secondary=true]:not(:disabled){color:var(--primary-600);background:#fffffff0;border-color:#dcd2f4;box-shadow:0 10px 26px #372b4621,0 2px 6px #2425280f}.dp-canvas-read-button:focus-visible{outline:4px solid color-mix(in oklab, var(--primary) 24%, transparent);outline-offset:3px}.dp-read-answer-stack{--dp-canvas-control-edge:10px;--dp-canvas-control-inner-edge:0px;bottom:var(--dp-canvas-control-edge);pointer-events:none;right:calc(var(--dp-canvas-control-edge) + var(--dp-canvas-control-inner-edge));width:min(340px, calc(100% - var(--dp-canvas-control-edge) - var(--dp-canvas-control-edge)));z-index:38;flex-direction:column;align-items:flex-end;gap:7px;display:flex;position:absolute}.dp-read-answer-stack .dp-canvas-read-button{pointer-events:auto;flex:none;position:relative;bottom:auto;right:auto}.dp-read-answer-result{pointer-events:auto;width:100%;animation:.18s ease-out dp-read-result-enter}.dp-recognition-chip{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);color:#514a59;background:#fffffff0;border:1px solid #dcd2f4;border-radius:999px;align-items:center;gap:6px;width:max-content;max-width:100%;min-height:32px;margin-left:auto;padding:4px 9px;font-size:10px;font-weight:820;display:flex;box-shadow:0 10px 28px #372b4624,0 2px 7px #372b460f}.dp-recognition-chip>svg{color:#8347e0;flex:none;width:13px;height:13px}.dp-recognition-chip[data-confidence=low],.dp-recognition-chip[data-answer-confirmation=unreadable]{color:#755414;border-color:#efd38b}.dp-recognition-chip-label{white-space:nowrap}.dp-recognition-chip-math{color:#6732c3;max-width:150px;padding:0;font-size:14px;font-weight:900;overflow-x:auto}.dp-recognition-chip-math .katex{font-size:1em}.dp-recognition-pulse{background:#9e77ed;border-radius:999px;flex:none;width:7px;height:7px;animation:.9s ease-in-out infinite alternate dp-recognition-pulse;box-shadow:0 0 0 4px #9e77ed24}.dp-type-mode-result{align-self:flex-end;width:100%;max-width:340px}.dp-recognition-card{-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#fffffff2;border:1px solid #dcd2f4;border-radius:14px;width:100%;padding:10px;overflow:hidden;box-shadow:0 14px 36px #372b462b,0 2px 8px #372b4612}.dp-recognition-card[data-confidence=low]{border-color:#efd38b}.dp-recognition-eyebrow{color:#706879;letter-spacing:.07em;text-transform:uppercase;margin:0;font-size:9px;font-weight:850;line-height:1.2}.dp-recognition-value{color:#6732c3;overflow-wrap:anywhere;margin:3px 0 0;font-size:21px;font-weight:900;line-height:1.15}.dp-recognition-help{color:#5f5867;margin:5px 0 0;font-size:11px;font-weight:680;line-height:1.35}.dp-recognition-math{max-width:100%;padding-block:0;overflow:auto hidden}.dp-recognition-math .katex-display{margin:0}.dp-recognition-actions{flex-wrap:wrap;align-items:center;gap:5px;margin-top:9px;display:flex}.dp-recognition-action{color:#2b2320;cursor:pointer;background:#fff;border:1px solid #e7e3d8;border-radius:999px;justify-content:center;align-items:center;gap:4px;height:28px;padding:0 9px;font-size:10px;font-weight:850;transition:background .14s,border-color .14s,color .14s,transform .14s;display:inline-flex}.dp-recognition-action svg{width:13px;height:13px}.dp-recognition-action:hover{background:#faf8ff;border-color:#d8cbf2}.dp-recognition-action:active{transform:scale(.95)}.dp-recognition-action[data-primary=true]{color:#fff;background:#8347e0;border-color:#8347e0;box-shadow:0 5px 12px #8347e033}.dp-recognition-action[data-tertiary=true]{color:#6732c3;background:0 0;border-color:#0000;padding-inline:5px}.dp-recognition-action:focus-visible{outline-offset:2px;outline:3px solid #8347e03d}@keyframes dp-read-result-enter{0%{opacity:0;transform:translateY(8px)scale(.98)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes dp-recognition-pulse{0%{opacity:.48;transform:scale(.82)}to{opacity:1;transform:scale(1)}}.dp-model-editor{background:var(--surface);border:2px solid var(--line);cursor:text;border-radius:15px;min-height:156px;transition:border-color .15s,box-shadow .15s;position:relative;overflow:hidden}.dp-math-type-workspace .dp-model-editor{min-height:240px}.dp-model-editor[data-focused=true]{border-color:var(--primary);box-shadow:0 0 0 4px color-mix(in oklab, var(--primary) 18%, transparent)}.dp-model-editor-input{caret-color:#0000;color:#0000;opacity:.01;pointer-events:none;resize:none;z-index:0;background:0 0;border:0;outline:none;width:100%;height:100%;padding:0;font-size:16px;position:absolute;inset:0}.dp-model-editor-surface{color:var(--ink);z-index:1;background:#fff;border-radius:13px;min-height:152px;padding:20px;position:relative;overflow:auto}.dp-math-type-workspace .dp-model-editor-surface{min-height:236px;padding:62px 20px}.dp-model-line{flex-wrap:wrap;align-items:center;gap:4px 0;min-height:30px;line-height:1.55;display:flex}.dp-model-unit-wrap{min-height:32px;display:inline-flex}.dp-model-unit{white-space:pre;border-radius:7px;align-items:center;min-height:30px;padding:0;display:inline-flex}.dp-model-unit.is-selected{background:color-mix(in oklab, var(--primary) 22%, #d8e7ff);color:var(--ink)}.dp-model-math-atom{align-items:center;line-height:1.2;display:inline-flex}.dp-model-inline-fraction{align-items:center;gap:2px;display:inline-flex}.dp-model-fraction-stack{text-align:center;grid-template-rows:repeat(2,minmax(22px,auto));min-width:30px;display:inline-grid}.dp-model-fraction-part{border-radius:4px;justify-content:center;align-items:center;min-width:30px;padding:0 4px;display:inline-flex}.dp-model-fraction-part:first-child{border-bottom:1.5px solid;border-radius:4px 4px 0 0}.dp-model-fraction-part[data-active=true]{background:color-mix(in oklab, var(--primary) 17%, transparent)}.dp-model-caret{background:var(--primary);opacity:.92;border-radius:999px;flex:none;width:2px;height:24px;margin:2px 4px 0 0;animation:1s steps(2,start) infinite dp-caret-blink;display:inline-block}.dp-model-placeholder{color:color-mix(in oklab, var(--ink-soft) 72%, #fff);text-wrap:pretty;font-size:16px;font-weight:650;line-height:1.45;transform:translateY(1px)}@keyframes dp-caret-blink{0%,45%{opacity:1}46%,to{opacity:0}}.dp-type-input-stage{position:relative}.dp-kb-portal{display:contents}.dp-type-corner-controls{z-index:46;position:absolute;top:10px;right:10px}.dp-type-corner-controls .dp-answer-mode-controls{border:1px solid var(--line);background:#ffffffe6;border-radius:14px;padding:4px;box-shadow:0 12px 30px #372b461a,inset 0 1px #ffffffeb}.dp-kb-trigger{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid color-mix(in oklab, var(--primary) 25%, var(--line));color:color-mix(in oklab, var(--primary) 72%, var(--ink));cursor:pointer;z-index:50;background:#ffffffeb;border-radius:11px;align-items:center;gap:6px;height:34px;padding:0 9px;font-size:11px;font-weight:820;transition:background .14s,border-color .14s,box-shadow .14s,color .14s,transform .14s;display:inline-flex;position:absolute;bottom:12px;right:12px;box-shadow:0 8px 20px #372b461a,inset 0 1px #ffffffe0}.dp-kb-trigger:hover{background:color-mix(in oklab, var(--primary) 7%, #fff);border-color:color-mix(in oklab, var(--primary) 48%, var(--line));transform:translateY(-1px)}.dp-kb-trigger:active{transform:scale(.96)}.dp-kb-trigger[data-open=true]{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 8px 20px #8347e038}.dp-kb-trigger svg{width:14px;height:14px}.dp-kb-trigger>svg:last-child{transition:transform .16s}.dp-kb-trigger[data-open=true]>svg:last-child{transform:rotate(180deg)}.dp-kb-trigger:focus-visible,.dp-kb-close:focus-visible{outline:3px solid color-mix(in oklab, var(--primary) 22%, transparent);outline-offset:2px}.dp-kb-scrim{-webkit-backdrop-filter:blur(1.5px);backdrop-filter:blur(1.5px);cursor:default;z-index:87;background:#24252814;border:0;padding:0;position:fixed;inset:0}.dp-kb-dock{background:linear-gradient(#fffffff7, #fffffff7) padding-box, linear-gradient(135deg, color-mix(in oklab, var(--primary) 24%, var(--line)), var(--line) 36%, color-mix(in oklab, var(--ink-soft) 14%, var(--line))) border-box;z-index:88;border:1px solid #0000;border-radius:16px;flex-direction:column;padding:0;display:none;position:fixed;overflow:hidden;box-shadow:0 24px 64px #372b4630,0 5px 18px #372b4617,inset 0 1px #ffffffe6}.dp-kb-dock[data-open=true]{animation:.16s ease-out dp-keyboard-enter;display:flex}.dp-kb-dock[data-placement=above]{transform-origin:var(--dp-kb-anchor-x) 100%}.dp-kb-dock[data-placement=below]{transform-origin:var(--dp-kb-anchor-x) 0}.dp-kb-dock[data-placement=sheet]{transform-origin:50% 100%;border-radius:18px}.dp-kb-header{border-bottom:1px solid color-mix(in oklab, var(--line) 82%, #fff);z-index:3;background:#fffffff5;flex:none;justify-content:space-between;align-items:center;min-height:36px;padding:5px 7px 5px 10px;display:flex;position:relative}.dp-kb-title{color:var(--ink);letter-spacing:0;white-space:nowrap;font-size:10px;font-weight:820;line-height:1.2}.dp-kb-content{overscroll-behavior:contain;min-height:0;padding:6px;overflow:auto}.dp-kb-close{background:var(--surface-2);border:1px solid var(--line);color:var(--ink-soft);cursor:pointer;border-radius:8px;justify-content:center;align-items:center;width:24px;height:24px;padding:0;display:inline-flex}.dp-kb-close:hover{background:var(--primary-50);border-color:var(--primary-100);color:var(--primary-600)}.dp-kb-close svg{width:14px;height:14px}@keyframes dp-keyboard-enter{0%{opacity:0;transform:translateY(8px)scale(.985)}to{opacity:1;transform:translateY(0)scale(1)}}.dp-inline-action{background:var(--surface);border:1px solid color-mix(in oklab, var(--primary) 35%, var(--line));color:color-mix(in oklab, var(--ink) 75%, var(--primary));cursor:pointer;border-radius:10px;min-height:36px;padding:8px 12px;font-size:12.5px;font-weight:700;transition:background .14s,border-color .14s,box-shadow .14s,color .14s,transform .14s}.dp-inline-action:hover:not(:disabled){background:color-mix(in oklab, var(--primary) 8%, var(--surface));border-color:color-mix(in oklab, var(--primary) 58%, var(--line));box-shadow:0 8px 18px -15px color-mix(in oklab, var(--primary) 70%, #000);color:color-mix(in oklab, var(--primary) 54%, var(--ink));transform:translateY(-1px)}.dp-inline-action-primary{background:var(--primary);border-color:var(--primary);color:#fff}.dp-inline-action-primary:hover:not(:disabled){background:color-mix(in oklab, var(--primary) 82%, #fff);box-shadow:0 10px 22px -16px color-mix(in oklab, var(--primary) 86%, #000), inset 0 1px 0 #ffffff38;color:#fff}.dp-inline-action:disabled{background:color-mix(in oklab, var(--surface-2) 80%, #fff);border-color:var(--line);color:color-mix(in oklab, var(--ink-soft) 68%, #fff);cursor:not-allowed;opacity:1;transform:none}.dp-structure-popover{z-index:90;position:fixed}.dp-structure-popover[data-kind=fraction]{width:min(260px,100vw - 24px)}.dp-structure-popover[data-kind=mixedNumber]{width:min(340px,100vw - 24px)}.dp-structure-popover:before{background:var(--surface);border-left:1px solid var(--line);border-top:1px solid var(--line);content:"";height:12px;left:calc(var(--dp-builder-arrow-x,50%) - 6px);z-index:1;width:12px;position:absolute;top:-6px;transform:rotate(45deg)}.dp-structure-popover[data-placement=above]:before{border:0;border-bottom:1px solid var(--line);border-right:1px solid var(--line);top:auto;bottom:-6px}.dp-structure-builder{background:linear-gradient(180deg, #fffffff0, #fffefaf5), var(--surface);border:1px solid var(--line);z-index:2;border-radius:14px;gap:10px;padding:14px;display:grid;position:relative;box-shadow:0 16px 36px #00000021,0 2px 8px #0000000f}.dp-structure-builder[data-kind=fraction]{grid-template-columns:repeat(2,minmax(0,1fr))}.dp-structure-builder[data-kind=mixedNumber]{grid-template-columns:repeat(3,minmax(0,1fr))}.dp-builder-title{color:var(--ink);grid-column:1/-2;align-self:center;padding-right:0;font-size:13px;font-weight:760;line-height:1.2}.dp-builder-close{color:var(--ink-soft);cursor:pointer;background:0 0;border:0;border-radius:999px;justify-content:center;justify-self:end;align-items:center;width:26px;height:26px;font-size:18px;line-height:1;transition:background .14s,color .14s,transform .14s;display:inline-flex;position:relative;top:auto;right:auto}.dp-builder-close:before{content:"";position:absolute;inset:-7px}.dp-builder-close:hover{background:var(--surface-2);color:var(--ink)}.dp-builder-close:active{transform:scale(.96)}.dp-structure-builder label{color:var(--ink-soft);flex-direction:column;gap:4px;font-size:11px;font-weight:680;display:flex}.dp-structure-builder input{border:1px solid var(--line);color:var(--ink);background:#fff;border-radius:9px;outline:none;min-width:0;height:36px;padding:0 10px;font-size:15px;font-weight:620;transition:border-color .14s,box-shadow .14s}.dp-structure-builder input:focus{border-color:var(--primary);box-shadow:0 0 0 3px color-mix(in oklab, var(--primary) 16%, transparent)}.dp-structure-builder .dp-inline-action-primary{grid-column:1/-1;justify-content:center;width:100%}.dp-key{--key-accent:var(--primary);background:linear-gradient(180deg, #fff, color-mix(in oklab, var(--surface) 74%, #fff)) padding-box;border:1px solid color-mix(in oklab, var(--line) 88%, #fff);color:var(--ink);cursor:pointer;border-radius:10px;place-items:center;min-width:34px;font-weight:640;transition:background .14s,border-color .14s,box-shadow .14s,color .14s,transform .14s;display:grid;box-shadow:inset 0 -1px #0000000d,0 1px 2px #0000000d}.dp-key:hover{background:color-mix(in oklab, var(--key-accent) 7%, #fff);border-color:color-mix(in oklab, var(--key-accent) 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