.MathInputPad-module__vwXOhW__inputRow{grid-template-columns:minmax(0,1fr) auto;align-items:start;gap:10px;display:grid}.MathInputPad-module__vwXOhW__inputOnly{min-width:0;display:block}.MathInputPad-module__vwXOhW__mathLiveInput{box-sizing:border-box;--caret-color:#1473e6;--selection-background-color:#1473e62e;width:100%;min-width:0;font-family:inherit;line-height:1.35;display:block}.MathInputPad-module__vwXOhW__mathLiveInput::part(virtual-keyboard-toggle){color:#1473e6}.MathInputPad-module__vwXOhW__pasteCapture{z-index:10000;background:#fff;border:1px solid #d5d5d5;border-radius:12px;gap:10px;width:min(420px,100vw - 32px);padding:16px;display:grid;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 8px 24px #0000003d}.MathInputPad-module__vwXOhW__pasteCapture p{color:#505050;margin:0;font-size:.92rem;font-weight:700;line-height:1.6}.MathInputPad-module__vwXOhW__pasteCaptureInput{resize:vertical;min-height:96px;font:inherit;border:2px solid #1473e6;border-radius:8px;outline:none;padding:10px 12px}.MathInputPad-module__vwXOhW__pasteCapture button{color:#2c2c2c;min-height:34px;font:inherit;cursor:pointer;background:#fff;border:2px solid #cacaca;border-radius:17px;justify-self:end;padding:4px 14px;font-weight:900}.MathInputPad-module__vwXOhW__pasteCapture button:hover{background:#f8f8f8}.MathInputPad-module__vwXOhW__mathLiveKeyboardCloseButton{right:max(16px, env(safe-area-inset-right));z-index:160;color:#fff;cursor:pointer;-webkit-user-select:none;user-select:none;background:#1473e6;border:2px solid #1473e6;border-radius:19px;justify-content:center;align-items:center;gap:6px;min-height:38px;padding:6px 14px;font-family:adobe-clean,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:.92rem;font-weight:900;line-height:1;display:inline-flex;position:fixed;box-shadow:0 4px 14px #00000038}.MathInputPad-module__vwXOhW__mathLiveKeyboardCloseButton:hover{background:#0d66d0;border-color:#0d66d0}.MathInputPad-module__vwXOhW__mathLiveKeyboardCloseButton:focus-visible{outline:none;box-shadow:0 0 0 2px #fff,0 0 0 4px #1473e6bf}.MathInputPad-module__vwXOhW__mathLiveKeyboardCloseButton span:first-child{font-size:1.15rem;line-height:.8}.MathInputPad-module__vwXOhW__openButton,.MathInputPad-module__vwXOhW__sendButton,.MathInputPad-module__vwXOhW__viewButton,.MathInputPad-module__vwXOhW__miniButton,.MathInputPad-module__vwXOhW__mathKey{cursor:pointer;-webkit-user-select:none;user-select:none;outline:none;font-family:adobe-clean,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.MathInputPad-module__vwXOhW__openButton{background:0 0;border:0;border-radius:12px;justify-content:center;align-items:center;width:48px;height:48px;padding:0;display:inline-flex}.MathInputPad-module__vwXOhW__openButton:hover,.MathInputPad-module__vwXOhW__openButton[aria-expanded=true]{background:0 0}.MathInputPad-module__vwXOhW__openButtonIcon{object-fit:cover;border-radius:11px;width:44px;height:44px;transition:transform .14s,filter .14s}.MathInputPad-module__vwXOhW__openButton:hover .MathInputPad-module__vwXOhW__openButtonIcon,.MathInputPad-module__vwXOhW__openButton[aria-expanded=true] .MathInputPad-module__vwXOhW__openButtonIcon{filter:brightness(.94);transform:scale(1.04)}.MathInputPad-module__vwXOhW__floatingPad{--pad-gray-50:#fff;--pad-gray-75:#f8f8f8;--pad-gray-300:#e1e1e1;--pad-gray-400:#cacaca;--pad-gray-500:#b3b3b3;--pad-gray-600:#8e8e8e;--pad-gray-700:#6e6e6e;--pad-gray-800:#4b4b4b;--pad-gray-900:#2c2c2c;--pad-blue-400:#2680eb;--pad-blue-500:#1473e6;--pad-blue-600:#0d66d0;--pad-blue-700:#095aba;--pad-orange-100:#fff4e6;--pad-focus-ring:0 0 0 2px #fff, 0 0 0 4px #1473e6bf;z-index:1000;background:var(--pad-gray-50);width:min(760px,100vw - 24px);max-height:min(86vh,820px);color:var(--pad-gray-900);border:1px solid var(--pad-gray-300);border-radius:12px;grid-template-rows:auto auto auto auto 1fr;font-family:adobe-clean,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5;animation:.14s ease-out MathInputPad-module__vwXOhW__pop;display:grid;position:fixed;overflow:hidden;box-shadow:0 8px 24px #0000002e}@keyframes MathInputPad-module__vwXOhW__pop{0%{opacity:0;transform:translateY(8px)scale(.98)}to{opacity:1;transform:translateY(0)scale(1)}}.MathInputPad-module__vwXOhW__topbar{background:var(--pad-gray-75);border-bottom:1px solid var(--pad-gray-300);cursor:move;-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;display:flex}.MathInputPad-module__vwXOhW__title{align-items:center;gap:10px;font-weight:800;display:flex}.MathInputPad-module__vwXOhW__titleIcon{object-fit:cover;border-radius:8px;width:32px;height:32px}.MathInputPad-module__vwXOhW__actions,.MathInputPad-module__vwXOhW__viewSwitch{flex-wrap:wrap;gap:8px;display:flex}.MathInputPad-module__vwXOhW__miniButton,.MathInputPad-module__vwXOhW__viewButton{border:2px solid var(--pad-gray-400);background:var(--pad-gray-50);min-height:32px;color:var(--pad-gray-900);border-radius:16px;padding:4px 14px;font-weight:700}.MathInputPad-module__vwXOhW__miniButton:hover,.MathInputPad-module__vwXOhW__viewButton:hover{background:var(--pad-gray-75);border-color:var(--pad-gray-500)}.MathInputPad-module__vwXOhW__viewButton[aria-pressed=true]{background:var(--pad-blue-500);border-color:var(--pad-blue-500);color:#fff}.MathInputPad-module__vwXOhW__targetLine{border-bottom:1px solid var(--pad-gray-300);background:var(--pad-gray-50);color:var(--pad-gray-700);padding:10px 16px;font-size:.9rem}.MathInputPad-module__vwXOhW__composer{border-bottom:1px solid var(--pad-gray-300);background:var(--pad-gray-50);gap:12px;padding:14px 16px;display:grid}.MathInputPad-module__vwXOhW__draftRow{grid-template-columns:minmax(0,1fr) auto;align-items:stretch;gap:12px;display:grid}.MathInputPad-module__vwXOhW__draftInput{resize:vertical;border:1px solid var(--pad-gray-500);background:var(--pad-gray-50);width:100%;min-height:76px;color:var(--pad-gray-900);border-radius:6px;outline:none;padding:14px 16px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace;font-size:1.02rem;line-height:1.5}.MathInputPad-module__vwXOhW__draftInput:hover{border-color:var(--pad-gray-600)}.MathInputPad-module__vwXOhW__draftInput:focus{border-color:var(--pad-blue-500);box-shadow:var(--pad-focus-ring)}.MathInputPad-module__vwXOhW__sendButton{background:0 0;border:0;border-radius:8px;width:132px;min-width:132px;min-height:72px;padding:0;overflow:hidden}.MathInputPad-module__vwXOhW__sendButton:hover{background:0 0}.MathInputPad-module__vwXOhW__sendButtonImage{object-fit:cover;border-radius:8px;width:132px;height:72px;transition:transform .14s,filter .14s;display:block}.MathInputPad-module__vwXOhW__sendButton:hover .MathInputPad-module__vwXOhW__sendButtonImage{filter:brightness(.94);transform:scale(1.02)}.MathInputPad-module__vwXOhW__draftPreview{border:1px solid var(--pad-gray-300);background:var(--pad-gray-75);border-radius:8px;gap:8px;padding:12px;display:grid}.MathInputPad-module__vwXOhW__previewTitle{color:var(--pad-gray-800);font-size:.92rem;font-weight:800}.MathInputPad-module__vwXOhW__previewBox{border:1px solid var(--pad-gray-400);background:var(--pad-gray-50);min-height:64px;color:var(--pad-gray-900);border-radius:6px;align-items:center;padding:10px 12px;display:flex;overflow-x:auto}.MathInputPad-module__vwXOhW__viewBar{border-bottom:1px solid var(--pad-gray-300);background:var(--pad-gray-75);justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;display:flex}.MathInputPad-module__vwXOhW__viewNote{color:var(--pad-gray-700);font-size:.86rem;font-weight:700}.MathInputPad-module__vwXOhW__body{min-height:0;padding:14px 16px 18px;overflow:auto}.MathInputPad-module__vwXOhW__grid{grid-template-columns:repeat(10,minmax(56px,1fr));gap:10px;display:grid}.MathInputPad-module__vwXOhW__mathKey{border:1px solid var(--pad-gray-400);background:var(--pad-gray-50);min-height:60px;color:var(--pad-gray-900);border-radius:8px;justify-content:center;align-items:center;padding:8px;font-weight:800;display:flex}.MathInputPad-module__vwXOhW__mathKey:hover{border-color:var(--pad-blue-400);background:#f4f9ff}.MathInputPad-module__vwXOhW__number{background:var(--pad-gray-75)}.MathInputPad-module__vwXOhW__operator{background:#f7f7fb}.MathInputPad-module__vwXOhW__function{background:var(--pad-gray-50)}.MathInputPad-module__vwXOhW__edit{background:var(--pad-orange-100);border-color:#f2c08f}.MathInputPad-module__vwXOhW__enter{background:#eaf4ff;border-color:#b7d6ff}.MathInputPad-module__vwXOhW__keyLabel{text-align:center;justify-content:center;align-items:center;max-width:100%;min-height:26px;font-size:1.02rem;line-height:1.15;display:flex}.MathInputPad-module__vwXOhW__wideLabel .MathInputPad-module__vwXOhW__keyLabel{font-size:.84rem}.MathInputPad-module__vwXOhW__mathKey:focus-visible,.MathInputPad-module__vwXOhW__miniButton:focus-visible,.MathInputPad-module__vwXOhW__viewButton:focus-visible,.MathInputPad-module__vwXOhW__sendButton:focus-visible,.MathInputPad-module__vwXOhW__openButton:focus-visible,.MathInputPad-module__vwXOhW__draftInput:focus-visible{box-shadow:var(--pad-focus-ring)}@media (max-width:760px){.MathInputPad-module__vwXOhW__inputRow{grid-template-columns:minmax(0,1fr) auto}.MathInputPad-module__vwXOhW__floatingPad{width:calc(100vw - 24px);right:12px;left:12px!important}.MathInputPad-module__vwXOhW__viewBar{flex-direction:column;align-items:flex-start}.MathInputPad-module__vwXOhW__draftRow{grid-template-columns:1fr}.MathInputPad-module__vwXOhW__sendButton{justify-self:end;width:132px;min-height:72px}.MathInputPad-module__vwXOhW__grid{grid-template-columns:repeat(5,minmax(56px,1fr))}}@media (max-width:430px){.MathInputPad-module__vwXOhW__grid{grid-template-columns:repeat(4,minmax(58px,1fr))}}
.MathLiveTutorial-module__aDnEEW__page{--gray-50:#fff;--gray-75:#f8f8f8;--gray-200:#eaeaea;--gray-300:#e1e1e1;--gray-700:#6e6e6e;--gray-800:#4b4b4b;--blue-500:#1473e6;--blue-700:#095aba;--red-500:#d7373f;--shadow:0 8px 24px #0000002e;color:#2c2c2c;background:#f5f5f5;min-height:100vh}.MathLiveTutorial-module__aDnEEW__header{background:#fff;border-bottom:1px solid #d5d5d5}.MathLiveTutorial-module__aDnEEW__headerInner{flex-wrap:wrap;align-items:center;gap:20px;width:min(1180px,100% - 32px);min-height:64px;margin:0 auto;padding:10px 0;display:flex}.MathLiveTutorial-module__aDnEEW__nav{gap:6px;margin-right:auto;font-size:.9rem;font-weight:800;display:flex}.MathLiveTutorial-module__aDnEEW__nav a{border-radius:6px;padding:8px 12px}.MathLiveTutorial-module__aDnEEW__nav a:hover{background:#f5f5f5}.MathLiveTutorial-module__aDnEEW__activeNav{color:#1473e6}.MathLiveTutorial-module__aDnEEW__content{width:min(960px,100% - 32px);margin:0 auto;padding:24px 0 80px}.MathLiveTutorial-module__aDnEEW__breadcrumb{color:#6e6e6e;gap:8px;margin-bottom:16px;font-size:.86rem;font-weight:700;display:flex}.MathLiveTutorial-module__aDnEEW__breadcrumb a{color:#1473e6}.MathLiveTutorial-module__aDnEEW__hero,.MathLiveTutorial-module__aDnEEW__card{background:#fff;border:1px solid #d5d5d5;border-radius:14px;box-shadow:0 1px 4px #00000014}.MathLiveTutorial-module__aDnEEW__hero{padding:26px}.MathLiveTutorial-module__aDnEEW__hero>p:first-child{color:#1473e6;margin:0 0 8px;font-size:.86rem;font-weight:900}.MathLiveTutorial-module__aDnEEW__hero h1{letter-spacing:-.025em;margin:0;font-size:clamp(1.7rem,5vw,2.6rem);line-height:1.25}.MathLiveTutorial-module__aDnEEW__targetFormula{color:#1473e6;margin-top:20px;font-size:clamp(1rem,3vw,1.25rem);overflow-x:auto}.MathLiveTutorial-module__aDnEEW__heroDescription{color:#505050;margin:18px 0 0;line-height:1.8}.MathLiveTutorial-module__aDnEEW__card{margin-top:20px;padding:26px}.MathLiveTutorial-module__aDnEEW__tutorialStartBox{background:#f4f9ff;border:1px solid #b7d6ff;border-radius:12px;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:16px;padding:17px 18px;display:grid}.MathLiveTutorial-module__aDnEEW__tutorialStartBox strong{margin-bottom:4px;display:block}.MathLiveTutorial-module__aDnEEW__tutorialStartBox p,.MathLiveTutorial-module__aDnEEW__help{color:#6e6e6e;margin:0;font-size:.9rem}.MathLiveTutorial-module__aDnEEW__tutorialLaunchButton,.MathLiveTutorial-module__aDnEEW__primaryButton,.MathLiveTutorial-module__aDnEEW__actionButton,.MathLiveTutorial-module__aDnEEW__tutorialBtn{color:#2c2c2c;min-height:40px;font:inherit;cursor:pointer;background:#fff;border:2px solid #1473e6;border-radius:20px;padding:6px 18px;font-weight:900}.MathLiveTutorial-module__aDnEEW__tutorialLaunchButton,.MathLiveTutorial-module__aDnEEW__primaryButton{color:#fff;background:#1473e6}.MathLiveTutorial-module__aDnEEW__tutorialLaunchButton:hover,.MathLiveTutorial-module__aDnEEW__primaryButton:hover{background:#0d66d0;border-color:#0d66d0}.MathLiveTutorial-module__aDnEEW__actionButton:hover,.MathLiveTutorial-module__aDnEEW__tutorialBtn:hover{background:#f8f8f8;border-color:#8e8e8e}.MathLiveTutorial-module__aDnEEW__actionButton:focus-visible,.MathLiveTutorial-module__aDnEEW__tutorialLaunchButton:focus-visible,.MathLiveTutorial-module__aDnEEW__tutorialBtn:focus-visible{outline:none;box-shadow:0 0 0 2px #fff,0 0 0 4px #1473e6bf}.MathLiveTutorial-module__aDnEEW__note{color:#505050;background:#f8f8f8;border-left:4px solid #1473e6;border-radius:0 8px 8px 0;margin-top:18px;padding:14px 16px;line-height:1.7}.MathLiveTutorial-module__aDnEEW__section{margin-top:26px}.MathLiveTutorial-module__aDnEEW__sectionTitle{align-items:center;gap:10px;margin-bottom:12px;display:flex}.MathLiveTutorial-module__aDnEEW__sectionTitle span{color:#1473e6;background:#f8f8f8;border:1px solid #d5d5d5;border-radius:999px;justify-content:center;align-items:center;min-width:34px;height:34px;font-weight:900;display:inline-flex}.MathLiveTutorial-module__aDnEEW__sectionTitle h2{margin:0;font-size:1.2rem}.MathLiveTutorial-module__aDnEEW__mathliveField{color:#2c2c2c;--contains-highlight-background-color:#e8f2ff;--selection-background-color:#cce0ff;--caret-color:#1473e6;--primary-color:#1473e6;background:#fff;border:1px solid #b3b3b3;border-radius:8px;width:100%;min-height:86px;padding:14px 16px;font-size:1.18rem;display:block}.MathLiveTutorial-module__aDnEEW__mathliveField:hover{border-color:#8e8e8e}.MathLiveTutorial-module__aDnEEW__mathliveField:focus,.MathLiveTutorial-module__aDnEEW__mathliveField:focus-within{border-color:#1473e6;outline:none;box-shadow:0 0 0 2px #fff,0 0 0 4px #1473e6bf}.MathLiveTutorial-module__aDnEEW__help{margin-top:8px}.MathLiveTutorial-module__aDnEEW__actions{flex-wrap:wrap;align-items:center;gap:12px;margin-top:18px;display:flex}.MathLiveTutorial-module__aDnEEW__actionButton{border-color:#cacaca;min-height:40px}.MathLiveTutorial-module__aDnEEW__darkButton{color:#fff;background:#2c2c2c;border-color:#2c2c2c}.MathLiveTutorial-module__aDnEEW__darkButton:hover{background:#444;border-color:#444}.MathLiveTutorial-module__aDnEEW__output{background:#f8f8f8;border:1px solid #d5d5d5;border-radius:10px;padding:15px}.MathLiveTutorial-module__aDnEEW__output>strong{margin-bottom:8px;font-size:.9rem;display:block}.MathLiveTutorial-module__aDnEEW__outputFormula{background:#fff;border:1px solid #cacaca;border-radius:8px;align-items:center;min-height:82px;padding:12px 14px;display:flex;overflow-x:auto}.MathLiveTutorial-module__aDnEEW__hiddenRawValues{display:none}.MathLiveTutorial-module__aDnEEW__tutorialLayer{z-index:11000;pointer-events:none;position:fixed;inset:0}.MathLiveTutorial-module__aDnEEW__tutorialLayerActive .MathLiveTutorial-module__aDnEEW__tutorialHighlight,.MathLiveTutorial-module__aDnEEW__tutorialLayerActive .MathLiveTutorial-module__aDnEEW__tutorialCard{opacity:1}.MathLiveTutorial-module__aDnEEW__tutorialHighlight,.MathLiveTutorial-module__aDnEEW__tutorialKeyHighlight{opacity:0;pointer-events:none;border-radius:14px;position:fixed}.MathLiveTutorial-module__aDnEEW__tutorialHighlight{z-index:11001;border:4px solid var(--blue-500);transition:left .16s,top .16s,width .16s,height .16s,opacity .12s;box-shadow:0 0 0 5px #1473e62e,0 8px 24px #1473e62e}.MathLiveTutorial-module__aDnEEW__tutorialKeyHighlight{z-index:11002;border:5px solid var(--blue-500);background:#1473e614;animation:1.1s ease-in-out infinite MathLiveTutorial-module__aDnEEW__tutorialKeyPulse;box-shadow:0 0 0 7px #1473e638,0 0 24px #1473e68c}.MathLiveTutorial-module__aDnEEW__tutorialKeyVisible{opacity:1}.MathLiveTutorial-module__aDnEEW__tutorialKeyLabel{z-index:11003;background:var(--blue-500);color:#fff;max-width:min(420px,100vw - 24px);box-shadow:var(--shadow);opacity:0;pointer-events:none;border-radius:999px;padding:10px 14px;font-size:.9rem;font-weight:900;position:fixed}.MathLiveTutorial-module__aDnEEW__tutorialKeyLabelVisible{opacity:1}@keyframes MathLiveTutorial-module__aDnEEW__tutorialKeyPulse{0%,to{transform:scale(1)}50%{transform:scale(1.04)}}.MathLiveTutorial-module__aDnEEW__tutorialCard{z-index:11004;border:1px solid var(--gray-300);background:var(--gray-50);width:min(420px,100vw - 24px);max-height:min(72vh,560px);box-shadow:var(--shadow);opacity:0;pointer-events:auto;border-radius:16px;padding:18px;transition:opacity .16s,transform .16s,left .16s,top .16s;position:fixed;overflow:auto;transform:translateY(8px)}.MathLiveTutorial-module__aDnEEW__keyboardStep{width:min(360px,100vw - 24px);max-height:min(38vh,320px);padding:12px}.MathLiveTutorial-module__aDnEEW__tutorialPills{flex-wrap:wrap;gap:8px;margin-bottom:12px;display:flex}.MathLiveTutorial-module__aDnEEW__tutorialPill{min-height:34px;color:var(--blue-700);background:#edf6ff;border-radius:999px;align-items:center;padding:4px 13px;font-weight:900;display:inline-flex}.MathLiveTutorial-module__aDnEEW__tutorialCard h3{margin:0 0 8px;font-size:1.32rem;line-height:1.35}.MathLiveTutorial-module__aDnEEW__stepSubtitle{color:var(--gray-700);margin:0 0 12px;font-weight:800}.MathLiveTutorial-module__aDnEEW__stepBody{color:var(--gray-800);margin:0 0 14px}.MathLiveTutorial-module__aDnEEW__tutorialWaiting{border:1px solid var(--gray-300);background:var(--gray-75);color:var(--gray-800);border-radius:10px;padding:12px 14px;font-weight:800}.MathLiveTutorial-module__aDnEEW__tutorialWaitingInvalid{color:#9f1d2a;background:#fff1f2;border-color:#f5b7bd}.MathLiveTutorial-module__aDnEEW__tutorialProgress{background:var(--gray-200);border-radius:999px;height:8px;margin:16px 0;overflow:hidden}.MathLiveTutorial-module__aDnEEW__tutorialProgress span{border-radius:inherit;background:var(--blue-500);height:100%;display:block}.MathLiveTutorial-module__aDnEEW__tutorialFooter{justify-content:space-between;align-items:center;gap:12px;display:flex}.MathLiveTutorial-module__aDnEEW__tutorialBtn{white-space:nowrap;border-radius:999px;min-height:40px;padding:6px 16px;font-size:.93rem}.MathLiveTutorial-module__aDnEEW__dangerButton{background:var(--red-500);border-color:var(--red-500);color:#fff}@media (max-width:760px){.MathLiveTutorial-module__aDnEEW__page{padding:16px 10px 96px}.MathLiveTutorial-module__aDnEEW__hero,.MathLiveTutorial-module__aDnEEW__lessonCard{padding:22px 18px 28px}.MathLiveTutorial-module__aDnEEW__actionButton,.MathLiveTutorial-module__aDnEEW__tutorialLaunchButton{width:100%}}