.shell{background:var(--pp-row-muted);min-height:100dvh;color:var(--pp-text);font-family:Roboto,ui-sans-serif,-apple-system,Segoe UI,sans-serif;font-size:16px;line-height:1.5;overflow-x:clip}.shell a{color:#2f7d5b}.shell a:hover{color:var(--pp-soft-text)}.shell button,.shell textarea,.shell input{font-family:inherit}.shell-header{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--pp-border);z-index:10;background:#fffffff0;position:sticky;top:0}.shell-header-in{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:4px 32px;max-width:1280px;min-height:72px;margin:0 auto;padding:0 24px;display:flex}.shell .shell-logo{color:var(--pp-text);letter-spacing:-1px;align-items:center;gap:11px;padding:12px 0;font-size:23px;font-weight:650;text-decoration:none;display:flex}.shell .shell-logo:hover{color:var(--pp-text)}.shell-tabs{flex-wrap:wrap;gap:4px;display:flex}.shell-tab{color:var(--pp-muted);cursor:pointer;background:0 0;border:none;border-bottom:3px solid #0000;min-height:44px;padding:24px 14px 21px;font-size:15px;font-weight:550}.shell-tab[aria-current=page]{color:#2f7d5b;border-bottom-color:#2f7d5b}.shell .shell-tab:hover{border-radius:8px 8px 0 0;box-shadow:none!important;filter:none!important;background:var(--pp-soft)!important;transform:none!important}.shell .shell-login{color:#fff;background:#2f7d5b;border-radius:10px;align-items:center;gap:8px;height:44px;padding:0 16px 0 12px;font-size:14px;font-weight:600;text-decoration:none;display:flex}.shell .shell-login:hover{color:#fff}.shell button,.shell a[style*=border-radius],.shell .shell-login{transition:box-shadow .18s,filter .18s,transform .18s,background-color .18s}.shell button:not(:disabled):hover,.shell a[style*=border-radius]:hover,.shell .shell-login:hover{filter:brightness(1.05);transform:translateY(-1px);box-shadow:0 0 0 3px #2f7d5b38,0 8px 20px #1f2a241f!important}.shell button:not(:disabled):active{transform:translateY(0)}:is(.shell button:focus-visible,.shell a:focus-visible){outline-offset:3px;outline:3px solid #2f7d5b}.shell button:disabled{cursor:not-allowed}.float-menu-item:hover{background:var(--pp-hover)!important}.dol-swim{transform-origin:70px 70px;animation:5s ease-in-out infinite dol-swim}@keyframes dol-swim{0%,to{transform:translateY(0)rotate(0)}15%{transform:translateY(-7px)rotate(-4deg)}30%{transform:translateY(3px)rotate(3deg)}45%{transform:translateY(-5px)rotate(-2deg)}62%{transform:translateY(0)rotate(0)}70%{transform:translateY(-26px)rotate(-16deg)}78%{transform:translateY(-30px)rotate(10deg)}88%{transform:translateY(2px)rotate(2deg)}}.dol-calm{transform-origin:70px 70px;animation:2.6s ease-in-out infinite dol-calm}@keyframes dol-calm{0%,to{transform:translateY(0)rotate(0)}50%{transform:translateY(-4px)rotate(-3deg)}}.dol-tail{transform-origin:70px 106px;animation:.7s ease-in-out infinite alternate dol-tail}@keyframes dol-tail{0%{transform:rotate(-14deg)}to{transform:rotate(12deg)}}.dol-fin{transform-origin:100px 89px;animation:1.1s ease-in-out infinite alternate dol-fin}@keyframes dol-fin{0%{transform:rotate(-12deg)}to{transform:rotate(20deg)}}.dol-finl{transform-origin:40px 89px;animation:1.3s ease-in-out infinite alternate dol-finl}@keyframes dol-finl{0%{transform:rotate(12deg)}to{transform:rotate(-18deg)}}.dol-blink{transform-box:fill-box;transform-origin:50%;animation:4.5s infinite dol-blink}@keyframes dol-blink{0%,91%,to{transform:scaleY(1)}94%{transform:scaleY(.08)}}.dol-tassel{transform-origin:70px 22px;animation:1.5s ease-in-out infinite alternate dol-tassel}@keyframes dol-tassel{0%{transform:rotate(-10deg)}to{transform:rotate(12deg)}}.dol-bubble{transform-box:fill-box;transform-origin:50%;opacity:0;animation:3s ease-in infinite dol-bubble}.dol-bubble.b2{animation-delay:1s}.dol-bubble.b3{animation-delay:2s}@keyframes dol-bubble{0%{opacity:0;transform:translateY(0)scale(.6)}20%{opacity:.9}to{opacity:0;transform:translateY(-28px)scale(1.2)}}.whisk{transform-box:fill-box;transform-origin:50%;animation:1.6s ease-in-out infinite whisk}@keyframes whisk{0%,to{transform:scaleY(1)}50%{transform:scaleY(1.18)}}.say{transform-origin:50% 100%;animation:4s ease-in-out infinite say}@keyframes say{0%,to{transform:rotate(0)}5%{transform:rotate(-3deg)scale(1.04)}10%{transform:rotate(2deg)}15%{transform:none}}.fx-out{animation:.45s ease-in forwards fx-out}@keyframes fx-out{to{opacity:0;transform:translateY(-24px)scale(.97)}}.fx-dive{animation:.5s cubic-bezier(.5,0,.8,.4) forwards fx-dive}@keyframes fx-dive{30%{transform:translate(10px,-40px)rotate(-20deg)}to{opacity:0;transform:translate(260px,40px)rotate(35deg)}}.fx-in{animation:.65s cubic-bezier(.2,.8,.2,1) both fx-in}@keyframes fx-in{0%{opacity:0;transform:translateY(30px)scale(.98)}to{opacity:1;transform:none}}.fx-splash{animation:.8s cubic-bezier(.2,.9,.3,1.4) both fx-splash}@keyframes fx-splash{0%{opacity:0;transform:translate(-120px,60px)rotate(-30deg)scale(.6)}60%{opacity:1;transform:translateY(-14px)rotate(8deg)scale(1.05)}to{transform:none}}.fx-pop{animation:.45s cubic-bezier(.2,.9,.3,1.2) both fx-pop}@keyframes fx-pop{0%{opacity:0;transform:translateY(12px)scale(.96)}to{opacity:1;transform:none}}.shell .dot{background:#2f7d5b;border-radius:50%;width:6px;height:6px;animation:1s infinite dot;display:inline-block}.shell .dot.d2{animation-delay:.15s}.shell .dot.d3{animation-delay:.3s}@keyframes dot{0%,to{opacity:.25;transform:translateY(0)}50%{opacity:1;transform:translateY(-4px)}}@keyframes float-in{0%{opacity:0;transform:translateY(40px)scale(.7)}to{opacity:1;transform:none}}.hint-pop{transform-origin:75% 100%;animation:3.85s forwards hint-pop}@keyframes hint-pop{0%{opacity:0;transform:translateY(8px)scale(.85)}8%{opacity:1;transform:none}91%{opacity:1;transform:scale(1)}95%{opacity:1;transform:scale(1.08)}to{opacity:0;transform:scale(.25)}}.burst{opacity:0;pointer-events:none;background:#9fcfb3;border-radius:50%;width:6px;height:6px;animation:.45s ease-out 3.62s forwards burst;position:absolute}@keyframes burst{0%{opacity:0;transform:translate(0)scale(.6)}25%{opacity:1}to{opacity:0;transform:translate(var(--dx),var(--dy)) scale(1)}}.shell-assistant[hidden]{display:none}.shell-assistant .workspace{background:var(--pp-surface);height:calc(100dvh - 73px);min-height:600px}.shell-assistant .main{background:var(--pp-surface)}@media (min-width:768px){.shell-assistant .topbar,.shell-assistant .sidebar-brand-row{display:none}.shell-assistant .sidebar{background:var(--pp-row-muted);border-right:1px solid var(--pp-border);gap:6px;width:252px;padding:28px 20px 20px}}.shell-assistant .nav-actions{flex-direction:column;gap:4px;display:flex}.shell-assistant .nav-actions button,.shell-assistant .nav-actions a{color:var(--pp-text);text-align:left;background:0 0;border:0;border-radius:9px;align-items:center;gap:12px;padding:11px 12px;font-size:14px;display:flex}.shell-assistant .nav-actions button:nth-child(2){background:var(--pp-surface);border:1px solid var(--pp-border);border-radius:10px;padding:12px}.shell-assistant .nav-search{border:1px solid var(--pp-border);background:var(--pp-surface);color:var(--pp-subtle);border-radius:9px;align-items:center;gap:9px;margin:14px 0 18px;padding:0 12px;display:flex}.shell-assistant .nav-search input{min-width:0;color:var(--pp-text);background:0 0;border:0;outline:0;flex:1;padding:11px 0;font-size:14px}.shell-assistant .nav-section-heading{justify-content:space-between;align-items:center;padding:0 12px;display:flex}.shell-assistant .nav-section-heading h2{letter-spacing:1.6px;color:var(--pp-muted);text-transform:uppercase;margin:0;font-size:12px;font-weight:500}.shell-assistant .nav-section-heading button{width:32px;height:32px;color:var(--pp-muted);background:0 0;border:0;border-radius:8px;place-items:center;display:grid}.shell-assistant .nav-history .nav-section-heading{margin-bottom:6px}.shell-assistant .nav-create-project{width:100%;color:var(--pp-muted);background:0 0;border:1px dashed #dcd4c6;border-radius:9px;align-items:center;gap:10px;margin:6px 0 18px;padding:10px 12px;font-size:14px;display:flex}.shell-assistant .nav-chat{color:var(--pp-text);text-align:left;background:0 0;border:0;border-radius:9px;align-items:center;gap:12px;padding:11px 12px;font-size:14px;display:flex}.shell-assistant .nav-chat-row{border-radius:9px}.shell-assistant .nav-chat-row.active,.shell-assistant .nav-chat-row.active .nav-chat{background:var(--pp-soft)}.shell-assistant .nav-chat-row:hover{background:var(--pp-hover)}.shell-assistant .nav-chat:hover,.shell-assistant .nav-options:hover,.shell-assistant .nav-section-heading button:hover{box-shadow:none!important;transform:none!important}.shell-assistant .account-launch{border-top:1px solid var(--pp-border)}.shell-assistant .mini-avatar{color:#fff;background:#2f7d5b}.shell-assistant .welcome{max-width:680px;padding:40px 24px}.shell-assistant .welcome svg{margin-bottom:10px}.shell-assistant .welcome h1{letter-spacing:-1.5px;color:var(--pp-text);margin:0 0 14px;font-size:40px;font-weight:500;line-height:1.25}.shell-assistant .welcome h1 .accent{color:#2f7d5b}.shell-assistant .welcome p{color:var(--pp-muted);margin:0;font-size:16px;line-height:1.6}.shell-assistant .library-note{color:#2f7d5b;margin-top:10px;font-size:14px}.shell-assistant .suggestions{flex-wrap:wrap;justify-content:center;gap:9px;max-width:600px;margin-top:34px;display:flex}.shell-assistant .suggestions button{border:1px solid var(--pp-border);color:var(--pp-muted);background:var(--pp-surface);border-radius:8px;align-items:center;gap:18px;padding:12px 14px;font-size:14px;display:flex}.shell-assistant .message-list{max-width:800px;margin:0 auto;padding:30px 28px 20px}.shell-assistant .message{gap:16px;padding:20px 0;display:flex}.shell-assistant .message-avatar{background:var(--pp-row-muted);border:1px solid var(--pp-border);width:36px;height:36px;color:var(--pp-muted);border-radius:10px;flex:none;place-items:center;font-size:12px;display:grid}.shell-assistant .plusi-avatar{background:var(--pp-soft);border:1px solid var(--pp-soft-border);border-radius:12px;flex:none;place-items:center;width:44px;height:44px;display:grid;overflow:hidden}.shell-assistant .message-name{color:var(--pp-text);font-size:14px;font-weight:600}.shell-assistant .message-name-sub{color:var(--pp-subtle);font-weight:400}.shell-assistant .user-bubble{margin-top:7px}.shell-assistant .user-bubble>.educational-reply p,.shell-assistant .user-bubble>p{background:var(--pp-row-muted);border-radius:0 12px 12px;margin:0;padding:13px 18px;font-size:16px;line-height:1.7}.shell-assistant .plusi-bubble{background:var(--pp-soft);border:1px solid var(--pp-soft-border);border-radius:4px 16px 16px;margin-top:7px;padding:13px 18px}.shell-assistant .plusi-bubble p{font-size:16px;line-height:1.7;background:0 0!important;border-radius:0!important;margin:0 0 .7em!important;padding:0!important}.shell-assistant .plusi-bubble p:last-child{margin-bottom:0!important}.shell-assistant .plusi-bubble .generated-document-card{background:var(--pp-surface);margin-top:0}.shell-assistant .sources{flex-wrap:wrap;gap:9px;margin-top:12px;display:flex}.shell-assistant .sources a{border:1px solid var(--pp-border);background:var(--pp-row-muted);color:var(--pp-text);border-radius:9px;padding:10px 13px;text-decoration:none;display:block}.shell-assistant .sources a strong{font-size:14px;font-weight:500;display:block}.shell-assistant .sources a span{color:var(--pp-muted);font-size:12px}.shell-assistant .plusi-thinking{color:var(--pp-muted);align-items:center;gap:6px;padding:18px 0;display:flex}.shell-assistant .plusi-thinking .plusi-avatar{margin-right:8px}.shell-assistant .plusi-thinking .thinking-label{color:var(--pp-muted);margin-left:8px;font-size:14px}.shell-assistant .plusi-thinking>span.dot{background:#2f7d5b}.shell-assistant .composer-area{width:100%;max-width:860px;margin:0 auto;padding:12px 30px 20px}.shell-assistant .chat-selection{color:var(--pp-subtle);flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:10px;font-size:13px;display:flex}.shell-assistant .chat-selection button{border:1px solid var(--pp-border);background:var(--pp-surface);color:var(--pp-text);border-radius:8px;align-items:center;gap:7px;padding:8px 12px;font-size:13px;display:flex}.shell-assistant .composer{background:var(--pp-surface);border:1px solid var(--pp-border);border-radius:16px;padding:16px 18px 12px;box-shadow:0 4px 20px #1f2a2407}.shell-assistant .composer textarea{resize:none;width:100%;min-height:52px;color:var(--pp-text);background:0 0;border:0;outline:0;padding:0;font-size:16px;line-height:1.6;display:block}.shell-assistant .composer-bottom{justify-content:space-between;align-items:center;margin-top:5px;display:flex}.shell-assistant .composer .attach{color:var(--pp-muted);background:0 0;border:0;align-items:center;gap:7px;min-height:40px;padding:8px 4px;font-size:14px;display:flex}.shell-assistant .composer .send{color:#fff;background:#2f7d5b;border:0;border-radius:10px;place-items:center;width:40px;height:40px;display:grid;box-shadow:0 6px 16px #2f7d5b59}.shell-assistant .composer .send:disabled{opacity:.55;box-shadow:none}.shell-assistant .composer-area>.disclaimer:last-child{text-align:center;color:var(--pp-subtle);margin:13px 0 0;font-size:12px;line-height:1.5}@media (prefers-reduced-motion:reduce){.fx-out,.fx-dive,.fx-in,.fx-splash,.fx-pop,.float-plusi{animation-duration:.01ms}}.shell-assistant .sidebar-bottom{margin-top:auto}html:has(.shell){scrollbar-gutter:stable}.fx-page{animation:.35s ease-out both fx-page}@keyframes fx-page{0%{opacity:0}to{opacity:1}}.shell .shell-login{justify-content:center;min-width:150px}@media (prefers-reduced-motion:reduce){.fx-page{animation-duration:.01ms}}.shell{flex-direction:column;display:flex}.shell:has(.shell-assistant:not([hidden])){height:100dvh;min-height:0}.shell-assistant:not([hidden]){flex:1;min-height:0;display:flex}.shell-assistant .workspace{flex:1;height:auto;min-height:0}.shell-header-in{flex-wrap:nowrap;grid-template-columns:auto minmax(0,1fr) auto;gap:20px;display:grid}.shell-tabs{flex-wrap:nowrap;justify-content:center;min-width:0;overflow:auto hidden}.shell-tab{white-space:nowrap;flex:none}.shell-account-actions{justify-self:end;align-items:center;gap:8px;display:flex}.shell-admin{padding:10px 8px;font-size:14px}.shell .shell-login{white-space:nowrap;min-width:0}@media (max-width:1100px){.shell-header-in{grid-template-columns:1fr auto;gap:0 12px;padding:0 20px}.shell-tabs{grid-area:2/1/auto/-1;justify-content:flex-start}.shell-account-actions{grid-area:1/2}.shell-tab{padding:12px 14px 10px}.shell-logo{grid-area:1/1}}@media (max-width:767px){.shell-header-in{padding:0 12px}.shell .shell-logo{gap:8px;padding:10px 0;font-size:21px}.shell-logo svg{width:32px;height:32px}.shell .shell-login{gap:6px;height:40px;padding:0 10px;font-size:13px}.shell-tabs{gap:0;margin:0 -4px}.shell-tab{min-height:44px;padding:12px 10px 9px;font-size:13px}.shell-assistant .topbar{border-bottom:1px solid var(--border);height:44px;padding:0 12px}.shell-assistant .topbar-name{display:none}.shell-assistant .composer-area{padding:8px 12px 12px}.shell-assistant .message-list{padding:16px 12px}.shell-assistant .message{gap:10px}.shell-assistant .welcome{padding:24px 16px}.shell-assistant .welcome h1{font-size:30px}.shell-assistant .chat-selection{gap:6px}.shell-assistant .chat-selection .selection-summary{flex-basis:100%}}[data-theme=dark] .shell{background:var(--background);color:var(--text)}[data-theme=dark] .shell-header{background:var(--surface);border-color:var(--border)}[data-theme=dark] .shell .shell-logo,[data-theme=dark] .shell-tab{color:var(--text)}[data-theme=dark] .shell-assistant .workspace,[data-theme=dark] .shell-assistant .main,[data-theme=dark] .shell-assistant .sidebar,[data-theme=dark] .shell-assistant .composer,[data-theme=dark] .shell-assistant .suggestions button,[data-theme=dark] .shell-assistant .chat-selection button{background:var(--surface);color:var(--text);border-color:var(--border)}[data-theme=dark] .shell-assistant .composer textarea,[data-theme=dark] .shell-assistant .message-name,[data-theme=dark] .shell-assistant .welcome h1,[data-theme=dark] .shell-assistant .nav-chat,[data-theme=dark] .shell-assistant .nav-actions button{color:var(--text)}[data-theme=dark] .shell-assistant .user-bubble>.educational-reply p,[data-theme=dark] .shell-assistant .plusi-bubble,[data-theme=dark] .shell-assistant .nav-search,[data-theme=dark] .shell-assistant .nav-chat-row.active{background:var(--blue-soft);color:var(--text);border-color:var(--border)}@media (max-width:480px){.shell-tabs{grid-template-columns:1fr 1fr;gap:0;margin:0;display:grid;overflow:visible}.shell-tab{min-width:0;min-height:42px;padding:10px 6px 8px}.shell-assistant .chat-selection>span{text-align:left;flex-basis:100%}.shell-assistant .chat-selection{justify-content:flex-start}}.shell-theme .theme-toggle{place-items:center;width:42px;height:42px;padding:0;display:grid}.shell-theme .theme-toggle span{display:none}@media (max-width:767px){.shell-theme{display:none}}@media (max-width:480px){.shell-admin{display:none}}.plusi-button{cursor:pointer;color:inherit;background:0 0;border:0;border-radius:50%;padding:0;line-height:0;display:inline-block;position:relative}.shell .plusi-button:not(:disabled):hover{filter:none;transform:none;box-shadow:none!important}.plusi-react{transform-origin:50% 55%;will-change:transform;display:inline-block}.plusi-button:hover .plusi-react:not(.hop):not(.wave):not(.dive){animation:.9s ease-in-out pr-peek}@keyframes pr-peek{0%,to{transform:none}30%{transform:rotate(-7deg)translateY(-3px)}65%{transform:rotate(5deg)}}.plusi-react.hop{animation:1s cubic-bezier(.3,.7,.4,1) pr-hop}@keyframes pr-hop{0%{transform:none}12%{transform:translateY(6px)scale(1.14,.82)}30%{transform:translateY(-34px)scale(.92,1.1)rotate(-10deg)}52%{transform:translateY(-44px)rotate(190deg)}72%{transform:translateY(-10px)rotate(360deg)scale(1)}84%{transform:translateY(4px)rotate(360deg)scale(1.12,.86)}93%{transform:rotate(360deg)scale(.96,1.05)}to{transform:rotate(360deg)}}.plusi-react.wave{animation:1s ease-in-out pr-wave}@keyframes pr-wave{0%,to{transform:none}15%{transform:rotate(-12deg)translateY(-6px)}35%{transform:rotate(9deg)translateY(-8px)}55%{transform:rotate(-7deg)translateY(-4px)}75%{transform:rotate(4deg)}}.plusi-react.wave .dol-fin{animation:.16s ease-in-out 6 alternate pr-fin}@keyframes pr-fin{0%{transform:rotate(-30deg)}to{transform:rotate(38deg)}}.plusi-react.wave .dol-tassel{animation:.2s ease-in-out 5 alternate pr-tassel}@keyframes pr-tassel{0%{transform:rotate(-28deg)}to{transform:rotate(30deg)}}.plusi-react.dive{animation:1s cubic-bezier(.4,0,.2,1) pr-dive}@keyframes pr-dive{0%{transform:none}25%{opacity:.55;transform:translateY(22px)rotate(28deg)scale(.86)}50%{opacity:1;transform:translateY(-30px)rotate(-14deg)scale(1.08)}68%{transform:translateY(-36px)rotate(8deg)scale(1.04)}85%{transform:translateY(3px)scale(1.06,.92)}to{transform:none}}.plusi-react.hop .dol-blink,.plusi-react.dive .dol-blink{animation:1s ease-in-out pr-squint}@keyframes pr-squint{0%,to{transform:scaleY(1)}20%,70%{transform:scaleY(.15)}}.pr-bubbles{pointer-events:none;width:0;height:0;position:absolute;top:40%;left:50%}.pr-bubble{opacity:0;background:#e8f3ec99;border:1.5px solid #9fcfb3;border-radius:50%;animation:.85s cubic-bezier(.2,.8,.3,1) forwards pr-burst;position:absolute;top:0;left:0}@keyframes pr-burst{0%{opacity:0;transform:translate(0)scale(.3)}20%{opacity:1}to{opacity:0;transform:translate(var(--dx),var(--dy)) scale(1.3)}}.say.say-pop{animation:.5s cubic-bezier(.2,.9,.3,1.4) say-pop,4s ease-in-out .5s infinite say}@keyframes say-pop{0%{opacity:0;transform:translateY(8px)scale(.85)}to{opacity:1;transform:none}}.float-splash-ring{pointer-events:none;opacity:0;border:2px solid #9fcfb3;border-radius:50%;animation:.9s ease-out .35s float-ring;position:absolute;inset:0}@keyframes float-ring{0%{opacity:.9;transform:scale(.7)}to{opacity:0;transform:scale(1.6)}}.float-plusi{animation:.75s cubic-bezier(.2,.9,.3,1.3) both float-splash}@keyframes float-splash{0%{opacity:0;transform:translateY(60px)rotate(-18deg)scale(.6)}55%{opacity:1;transform:translateY(-12px)rotate(6deg)scale(1.05)}78%{transform:translateY(3px)rotate(-2deg)}to{transform:none}}.shell-tabs{position:relative}.shell-tabs.has-indicator .shell-tab[aria-current=page]{border-bottom-color:#0000}.tab-indicator{pointer-events:none;will-change:transform,width;background:#2f7d5b;border-radius:3px 3px 0 0;width:0;height:3px;position:absolute;top:0;left:0}.tab-stage{animation-duration:.5s;animation-timing-function:cubic-bezier(.2,.8,.2,1);animation-fill-mode:both}.tab-stage.from-right{animation-name:tab-from-right}.tab-stage.from-left{animation-name:tab-from-left}@keyframes tab-from-right{0%{opacity:0;transform:translate(36px)}to{opacity:1;transform:none}}@keyframes tab-from-left{0%{opacity:0;transform:translate(-36px)}to{opacity:1;transform:none}}.tab-stage>main.fx-page{animation:none}[data-theme=dark] .tab-indicator{background:#86d9ae}.library-onboarding{background:var(--pp-soft);border:1px solid var(--pp-soft-border);border-radius:18px;align-items:flex-start;gap:16px;max-width:760px;margin:16px auto 8px;padding:18px 44px 18px 16px;animation:.7s cubic-bezier(.2,.9,.3,1.25) both onboard-in;display:flex;position:relative;box-shadow:0 12px 32px #2f7d5b1f}.library-onboarding.leaving{animation:.42s ease-in forwards onboard-out}@keyframes onboard-in{0%{opacity:0;transform:translateY(-18px)scale(.96)}60%{opacity:1;transform:translateY(4px)}to{transform:none}}@keyframes onboard-out{to{opacity:0;transform:translateY(-14px)scale(.96)}}.library-onboarding-plusi{flex:none;animation:1.1s cubic-bezier(.2,.9,.3,1.3) .15s both onboard-plusi}@keyframes onboard-plusi{0%{opacity:0;transform:translate(-40px,30px)rotate(-30deg)scale(.5)}60%{opacity:1;transform:translateY(-8px)rotate(8deg)}to{transform:none}}.library-onboarding-plusi .plusi-react.wave{animation-delay:.9s;animation-fill-mode:backwards}.library-onboarding-plusi .plusi-react.wave .dol-fin{animation-delay:.9s}.library-onboarding-body{min-width:0;color:var(--pp-text);flex:1}.library-onboarding-body>strong{margin-bottom:4px;font-size:17px;font-weight:600;display:block}.library-onboarding-body p{color:#33403a;margin:0 0 12px;font-size:15px;line-height:1.6}.library-onboarding-body small{color:var(--pp-muted);margin-top:10px;font-size:13px;display:block}.library-onboarding-actions{flex-wrap:wrap;align-items:center;gap:10px;margin-top:8px;display:flex}.library-onboarding-yes{color:#fff;cursor:pointer;background:#2f7d5b;border:0;border-radius:10px;min-height:42px;padding:0 16px;font-size:14px;font-weight:600}.library-onboarding-no{border:1px solid var(--pp-soft-border);background:var(--pp-surface);min-height:42px;color:var(--pp-soft-text);cursor:pointer;border-radius:10px;padding:0 14px;font-size:14px;font-weight:600}.library-onboarding-close{width:34px;height:34px;color:var(--pp-muted);cursor:pointer;background:0 0;border:0;border-radius:8px;font-size:22px;line-height:1;position:absolute;top:8px;right:8px}.library-onboarding .personal-library-list li{background:var(--pp-surface)}[data-theme=dark] .library-onboarding{background:var(--blue-soft);border-color:var(--border)}[data-theme=dark] .library-onboarding-body,[data-theme=dark] .library-onboarding-body p{color:var(--text)}[data-theme=dark] .library-onboarding-no,[data-theme=dark] .library-onboarding .personal-library-list li{background:var(--surface);color:var(--text)}@media (max-width:600px){.library-onboarding{gap:10px;margin:10px 12px;padding:14px 40px 14px 12px}.library-onboarding-plusi svg{width:64px;height:60px}}@media (prefers-reduced-motion:reduce){.plusi-react,.plusi-react *,.pr-bubble,.say.say-pop,.float-splash-ring,.float-plusi,.tab-stage,.library-onboarding,.library-onboarding-plusi{animation:none!important}.tab-indicator{transition:none}}:root,.shell{--pp-bg:#fbf8f3;--pp-surface:#fff;--pp-text:#1f2a24;--pp-muted:#55605a;--pp-subtle:#6b746f;--pp-border:#ece6dc;--pp-border-strong:#dcd4c6;--pp-soft:#e8f3ec;--pp-soft-border:#bfddcb;--pp-soft-text:#24654a;--pp-accent:#2f7d5b;--pp-accent-text:#2f7d5b;--pp-dark:#1b4d36;--pp-hover:#f5f0e8;--pp-row-muted:#fbf8f3;--pp-danger-soft:#fef2f2;--pp-danger-border:#fecaca;--pp-danger-text:#b91c1c;--pp-ok-soft:#ecfdf5;--pp-ok-text:#047857;--pp-track:#e3e1dc;--pp-tag:#ece6dc;--pp-shadow:#1f2a2414}:root[data-theme=dark],[data-theme=dark] .shell{--pp-bg:#0f1613;--pp-surface:#17211c;--pp-text:#e6efe9;--pp-muted:#b3c2b9;--pp-subtle:#98a89f;--pp-border:#2b3a33;--pp-border-strong:#3b4f45;--pp-soft:#1c3328;--pp-soft-border:#2f5b46;--pp-soft-text:#9bddb9;--pp-accent:#2f7d5b;--pp-accent-text:#7fd3a6;--pp-dark:#2f7d5b;--pp-hover:#1f2c26;--pp-row-muted:#131c18;--pp-danger-soft:#3a1f25;--pp-danger-border:#7f3542;--pp-danger-text:#fca5a5;--pp-ok-soft:#123a2c;--pp-ok-text:#6ee7b7;--pp-track:#2b3a33;--pp-tag:#26352e;--pp-shadow:#00000059;--background:#0f1613;--surface:#17211c;--text:#e6efe9;--muted:#b3c2b9;--subtle:#98a89f;--border:#2b3a33;--blue-soft:#1c3328;--blue-border:#2f5b46;--primary:#7fd3a6;--primary-hover:#9bddb9;--card:#17211c}.shell,[data-theme=dark] .shell{background:var(--pp-bg);color:var(--pp-text)}[data-theme=dark] .shell-header{border-color:var(--pp-border);background:#17211cf0}[data-theme=dark] .shell .shell-tab[aria-current=page]{color:var(--pp-accent-text);border-color:var(--pp-accent-text)}[data-theme=dark] .shell .shell-tab:hover{background:var(--pp-soft)!important}[data-theme=dark] .shell .shell-logo,[data-theme=dark] .shell .shell-logo:hover{color:var(--pp-text)}[data-theme=dark] .shell a{color:var(--pp-accent-text)}[data-theme=dark] .shell a.shell-login{color:#fff}.pp-accent{color:var(--pp-accent-text)}.classes-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:24px;display:flex}.classes-h1{letter-spacing:-1.2px;margin:0;font-size:36px;font-weight:600;line-height:1.15}.classes-back{color:var(--pp-accent-text);cursor:pointer;background:0 0;border:0;align-items:center;gap:6px;margin-bottom:8px;padding:6px 0;font-size:14px;font-weight:600;display:flex}.classes-actions{flex-wrap:wrap;gap:10px;display:flex}.pp-btn{border:1px solid var(--pp-border);background:var(--pp-surface);min-height:42px;color:var(--pp-text);cursor:pointer;border-radius:10px;align-items:center;gap:8px;padding:0 16px;font-size:14px;font-weight:600;display:inline-flex}.pp-btn:disabled{opacity:.55;cursor:not-allowed}.pp-btn-dark{background:var(--pp-dark);color:#fff;border:0;box-shadow:0 8px 22px #1b4d3647}.pp-btn-danger{border-color:var(--pp-danger-border);background:var(--pp-danger-soft);color:var(--pp-danger-text)}.pp-btn-red{color:#fff;background:#dc2626;border:0}.pp-btn-soft{border-color:var(--pp-soft-border);background:var(--pp-soft);color:var(--pp-soft-text)}.pp-icon-btn{border:1px solid var(--pp-border);background:var(--pp-surface);min-width:36px;height:36px;color:var(--pp-muted);cursor:pointer;border-radius:8px;place-items:center;padding:0 8px;font-size:13px;font-weight:600;display:inline-grid}.pp-icon-btn.confirm{border-color:var(--pp-danger-border);background:var(--pp-danger-soft);color:var(--pp-danger-text)}.pp-link{color:var(--pp-accent-text);cursor:pointer;background:0 0;border:0;font-weight:600;text-decoration:underline}.pp-alert{background:var(--pp-danger-soft);border:1px solid var(--pp-danger-border);color:var(--pp-danger-text);border-radius:12px;margin:0 0 16px;padding:12px 16px;font-size:14px}.pp-note{background:var(--pp-soft);border:1px solid var(--pp-soft-border);color:var(--pp-text);border-radius:12px;margin:0 0 14px;padding:12px 16px;font-size:14px;line-height:1.6}.pp-muted{color:var(--pp-subtle);margin:6px 0;font-size:14px}.pp-error{color:var(--pp-danger-text);margin:0;font-size:14px}.classes-empty{background:var(--pp-surface);border:1px dashed var(--pp-border-strong);text-align:center;border-radius:20px;flex-direction:column;align-items:center;gap:12px;padding:56px 24px;display:flex}.classes-empty h2{margin:0;font-size:20px;font-weight:600}.classes-empty p{color:var(--pp-muted);max-width:480px;margin:0}.classes-empty-icon{background:var(--pp-soft);width:64px;height:64px;color:var(--pp-accent-text);border-radius:18px;place-items:center;display:grid}.classes-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;display:grid}.class-card{text-align:left;background:var(--pp-surface);border:2px solid var(--pp-border);cursor:pointer;color:var(--pp-text);box-shadow:0 2px 6px var(--pp-shadow);border-radius:18px;flex-direction:column;gap:14px;padding:20px;display:flex;position:relative}.class-card.picked{border-color:#dc2626}.class-card strong{font-size:17px;font-weight:600;display:block}.class-card small{color:var(--pp-subtle);font-size:13px}.class-check{border:2px solid var(--pp-border-strong);background:var(--pp-surface);color:#fff;border-radius:7px;place-items:center;width:24px;height:24px;display:grid;position:absolute;top:14px;right:14px}.class-card.picked .class-check{background:#dc2626;border-color:#dc2626}.class-badge{background:var(--pp-soft);width:64px;height:64px;color:var(--pp-soft-text);letter-spacing:-.5px;border-radius:16px;place-items:center;font-size:22px;font-weight:700;display:grid}.class-badge.small{border-radius:12px;width:44px;height:44px;font-size:15px}.pp-overlay{z-index:30;background:#0a100d8c;place-items:center;padding:16px;display:grid;position:fixed;inset:0}.pp-dialog{background:var(--pp-surface);width:100%;max-width:520px;color:var(--pp-text);border:1px solid var(--pp-border);border-radius:20px;flex-direction:column;gap:18px;padding:24px;display:flex;box-shadow:0 24px 60px #0000004d}.pp-dialog-head{justify-content:space-between;align-items:center;gap:12px;display:flex}.pp-dialog-head h2{margin:0;font-size:22px;font-weight:600}.pp-dialog-actions{justify-content:flex-end;gap:10px;display:flex}.pp-label{margin-bottom:10px;font-size:14px;font-weight:600}.pp-pick-grid{gap:8px;display:grid}.pp-pick{cursor:pointer;border:1px solid var(--pp-border);background:var(--pp-surface);min-height:44px;color:var(--pp-text);border-radius:10px;font-size:14px;font-weight:600}.pp-pick[aria-pressed=true]{border-color:var(--pp-accent);background:var(--pp-accent);color:#fff}.pp-preview{background:var(--pp-row-muted);border:1px solid var(--pp-border);border-radius:12px;align-items:center;gap:12px;padding:12px 14px;display:flex}.pp-segment{background:var(--pp-hover);border:1px solid var(--pp-border);border-radius:12px;flex-wrap:wrap;gap:4px;margin-bottom:18px;padding:4px;display:inline-flex}.pp-segment button{min-height:38px;color:var(--pp-muted);cursor:pointer;background:0 0;border:0;border-radius:9px;padding:0 16px;font-size:14px;font-weight:600}.pp-segment button[aria-selected=true]{background:var(--pp-surface);color:var(--pp-text);box-shadow:0 1px 4px var(--pp-shadow)}.class-topic{background:var(--pp-surface);border:1px solid var(--pp-border);border-radius:16px;flex-direction:column;gap:6px;margin-bottom:16px;padding:16px 18px;display:flex}.class-topic label{font-size:14px;font-weight:600}.class-topic label small{color:var(--pp-subtle);font-weight:400}.class-topic>small{color:var(--pp-subtle);font-size:13px}.class-detail input,.class-detail select,.class-detail textarea{font:inherit;color:var(--pp-text);background:var(--pp-surface);border:1px solid var(--pp-border-strong);box-sizing:border-box;border-radius:10px;width:100%;padding:10px 12px;font-size:15px}.class-detail input:focus,.class-detail select:focus,.class-detail textarea:focus{outline:2px solid var(--pp-accent);outline-offset:1px}.class-sections{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;display:grid}.class-section{background:var(--pp-surface);border:1px solid var(--pp-border);border-radius:16px;flex-direction:column;gap:12px;padding:18px;display:flex}.class-section-head{align-items:flex-start;gap:12px;display:flex}.class-section-head strong{font-size:16px;font-weight:600;display:block}.class-section-head small{color:var(--pp-subtle);font-size:14px}.class-section-icon{background:var(--pp-soft);width:44px;height:44px;color:var(--pp-accent-text);border-radius:12px;flex:none;place-items:center;display:grid}.class-section-actions{flex-wrap:wrap;gap:8px;display:flex}.class-docs,.class-list,.class-notes{flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;display:flex}.class-docs li{border:1px solid var(--pp-border);background:var(--pp-row-muted);border-radius:10px;grid-template-rows:auto auto;grid-template-columns:1fr auto;align-items:center;column-gap:10px;padding:8px 8px 8px 12px;display:grid}.class-docs li a{text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:600;overflow:hidden}.class-docs li small{color:var(--pp-subtle);grid-column:1;font-size:12px}.class-docs li .pp-icon-btn{grid-area:1/2/3}.class-docs li.failed{border-color:var(--pp-danger-border);background:var(--pp-danger-soft)}.class-panel{background:var(--pp-surface);border:1px solid var(--pp-border);border-radius:16px;margin-top:16px;padding:20px}.class-panel h2{margin:0 0 12px;font-size:19px;font-weight:600}.class-list li{border-top:1px solid var(--pp-border);justify-content:space-between;align-items:center;gap:12px;padding:10px 0;display:flex}.class-list li strong{font-size:15px;font-weight:600;display:block}.class-list li small{color:var(--pp-subtle);font-size:12px}.class-note-form,.class-settings{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin-bottom:12px;display:grid}.class-note-form label,.class-settings label{flex-direction:column;gap:6px;font-size:14px;font-weight:600;display:flex}.class-note-form .wide,.class-settings .wide{grid-column:1/-1}.class-note-submit{grid-column:1/-1;justify-content:flex-end;align-items:center;gap:12px;display:flex}.class-note-submit small{color:var(--pp-subtle)}.pp-chips{flex-wrap:wrap;gap:6px;margin:6px 0 12px;display:flex}.pp-chips button{border:1px solid var(--pp-border);background:var(--pp-surface);color:var(--pp-muted);cursor:pointer;border-radius:999px;padding:6px 12px;font-size:13px}.pp-chips button[aria-pressed=true]{border-color:var(--pp-soft-border);background:var(--pp-soft);color:var(--pp-soft-text);font-weight:600}.class-notes li{border:1px solid var(--pp-border);background:var(--pp-row-muted);border-radius:12px;padding:12px 52px 12px 14px;position:relative}.class-notes li div{color:var(--pp-subtle);align-items:center;gap:10px;font-size:13px;display:flex}.class-notes li p{white-space:pre-wrap;margin:6px 0 0;line-height:1.55}.class-notes li .pp-icon-btn{position:absolute;top:10px;right:10px}.class-tag{background:var(--pp-tag);color:var(--pp-text);border-radius:999px;padding:3px 9px;font-size:12px;font-weight:600}.class-tag.lectie{background:var(--pp-soft);color:var(--pp-soft-text)}.class-tag.evaluare{background:var(--pp-ok-soft);color:var(--pp-ok-text)}@media (max-width:600px){.classes-h1{font-size:30px}.class-sections{grid-template-columns:1fr}}.shell{--pp-plusi-glow:radial-gradient(circle at 50% 62%,#d6ebdd 0%,#cfe6d8 45%,#fff0 72%)}[data-theme=dark] .shell{--pp-plusi-glow:radial-gradient(circle at 50% 62%,#1f3d2f 0%,#1a3328 45%,#17211c00 72%)}[data-theme=dark] .float-menu-item:hover{background:var(--pp-hover)!important}[data-theme=dark] .library-onboarding-yes{background:#2f7d5b}[data-theme=dark] .burst,[data-theme=dark] .pr-bubble{border-color:#4f9c77}[data-theme=dark] .pp-segment button[aria-selected=true]{background:var(--pp-soft);color:var(--pp-soft-text);box-shadow:none}.shell button:not(:disabled):hover,.shell a[style*=border-radius]:hover,.shell .shell-login:hover{filter:brightness(.96);box-shadow:none!important;transform:none!important}.shell button:not(:disabled):active{filter:brightness(.92)}.shell .pp-btn:not(:disabled):hover{filter:none;background:var(--pp-hover)}.shell .pp-btn-dark:not(:disabled):hover{filter:none;background:#163f2c}[data-theme=dark] .shell .pp-btn-dark:not(:disabled):hover{background:#3a9168}.shell .pp-btn-danger:not(:disabled):hover{background:var(--pp-danger-soft);filter:brightness(.97)}.shell .shell-tab{transition:color .15s}.shell .shell-tab:hover{color:var(--pp-text);border-radius:0;background:0 0!important}[data-theme=dark] .shell .shell-tab:hover{color:var(--pp-text);background:0 0!important}.shell .shell-tab:focus-visible{outline:3px solid var(--pp-accent);outline-offset:-3px;border-radius:6px}.tab-indicator{border-radius:3px 3px 0 0;height:3px}.tab-stage.from-right,.tab-stage.from-left{animation:.18s ease-out both tab-fade}@keyframes tab-fade{0%{opacity:0}to{opacity:1}}.say{animation:none}.dol-swim{animation:4.5s ease-in-out infinite dol-float}@keyframes dol-float{0%,to{transform:translateY(0)rotate(0)}50%{transform:translateY(-5px)rotate(-2deg)}}.dol-bubble{animation-duration:4.5s}@media (max-width:480px){.shell-tabs{overscroll-behavior-x:contain;scrollbar-width:none;scroll-snap-type:x proximity;flex-wrap:nowrap;margin:0 -12px;padding:0 12px;display:flex;overflow-x:auto;-webkit-mask-image:linear-gradient(90deg,#000 88%,#0000);mask-image:linear-gradient(90deg,#000 88%,#0000)}.shell-tabs::-webkit-scrollbar{display:none}.shell-tab{scroll-snap-align:start;flex:none;min-width:auto;padding:12px 12px 10px}}@media (prefers-reduced-motion:reduce){.dol-swim,.dol-bubble,.tab-stage.from-right,.tab-stage.from-left{animation:none}}.tutoring-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:16px 32px;margin-bottom:28px;display:flex}.tutoring-head h1{letter-spacing:-1px;margin:0 0 8px;font-size:36px;font-weight:600;line-height:1.15}.tutoring-head p{max-width:62ch;color:var(--pp-muted);margin:0;line-height:1.6}.tutoring-head .pp-btn{min-height:46px;padding:0 20px;text-decoration:none}.tutoring-layout{grid-template-columns:260px minmax(0,1fr);align-items:start;gap:32px;display:grid}.tutoring-filters{background:var(--pp-surface);border:1px solid var(--pp-border);border-radius:14px;flex-direction:column;gap:14px;padding:20px;display:flex;position:sticky;top:96px}.tutoring-filters label,.tutoring-form label{color:var(--pp-muted);flex-direction:column;gap:6px;font-size:13px;font-weight:600;display:flex}.tutoring input,.tutoring select,.tutoring textarea,.tutoring-editor input,.tutoring-editor textarea{font:inherit;color:var(--pp-text);background:var(--pp-surface);border:1px solid var(--pp-border-strong);box-sizing:border-box;border-radius:9px;width:100%;padding:9px 11px;font-size:15px;font-weight:400}.tutoring input:focus,.tutoring select:focus,.tutoring textarea:focus,.tutoring-editor input:focus,.tutoring-editor textarea:focus{outline:2px solid var(--pp-accent);outline-offset:1px}.tutoring-filter-actions{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.tutoring-results{min-width:0}.tutoring-list{background:var(--pp-surface);border:1px solid var(--pp-border);border-radius:14px;margin:0;padding:0;list-style:none;overflow:hidden}.tutoring-ad+.tutoring-ad{border-top:1px solid var(--pp-border)}.tutoring-ad-summary{text-align:left;width:100%;color:var(--pp-text);cursor:pointer;font:inherit;background:0 0;border:0;grid-template-columns:minmax(0,1fr) auto;align-items:start;gap:6px 24px;padding:20px 22px;display:grid}.shell .tutoring-ad-summary:not(:disabled):hover{filter:none;background:var(--pp-row-muted)}.tutoring-ad.open .tutoring-ad-summary{background:var(--pp-row-muted)}.tutoring-ad-main{flex-direction:column;gap:4px;min-width:0;display:flex}.tutoring-ad-subject{color:var(--pp-accent-text);font-size:14px;font-weight:600}.tutoring-levels{color:var(--pp-subtle);margin-left:10px;font-weight:400}.tutoring-ad-title{font-size:18px;font-weight:600;line-height:1.35}.tutoring-ad-meta{color:var(--pp-muted);font-size:14px}.tutoring-price{font-variant-numeric:tabular-nums;white-space:nowrap;padding-top:20px;font-size:17px;font-weight:600}.tutoring-ad-detail{background:var(--pp-row-muted);padding:4px 22px 22px}.tutoring-ad-detail>p{white-space:pre-line;max-width:70ch;margin:0 0 16px;line-height:1.65}.tutoring-contact{background:var(--pp-surface);border:1px solid var(--pp-border);border-radius:10px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;display:flex}.tutoring-contact dl{grid-template-columns:auto 1fr;gap:4px 14px;margin:0;font-size:15px;display:grid}.tutoring-contact dt{color:var(--pp-subtle)}.tutoring-contact dd{margin:0;font-weight:600}.tutoring-contact small{color:var(--pp-subtle)}.tutoring-report{color:var(--pp-subtle);margin-top:10px;font-size:13px}.tutoring-report-form{flex-direction:column;gap:10px;margin-top:12px;display:flex}.tutoring-report-form label{flex-direction:column;gap:6px;font-size:13px;font-weight:600;display:flex}.tutoring-report-form span{justify-content:flex-end;gap:8px;display:flex}.tutoring-empty{text-align:center;background:var(--pp-surface);border:1px dashed var(--pp-border-strong);border-radius:14px;padding:40px 24px}.tutoring-empty h2{margin:0 0 8px;font-size:19px;font-weight:600}.tutoring-empty p{max-width:48ch;color:var(--pp-muted);margin:0 auto}.tutoring-more{margin:16px auto 0;display:flex}.tutoring-disclaimer{color:var(--pp-subtle);max-width:80ch;margin:18px 0 0;font-size:13px;line-height:1.6}.tutoring-mine{background:var(--pp-surface);border:1px solid var(--pp-border);border-radius:14px;margin-bottom:28px;padding:18px 20px}.tutoring-mine h2{margin:0 0 10px;font-size:18px;font-weight:600}.tutoring-mine ul{margin:0;padding:0;list-style:none}.tutoring-mine li{border-top:1px solid var(--pp-border);flex-wrap:wrap;align-items:center;gap:10px 16px;padding:12px 0;display:flex}.tutoring-mine-title{flex-direction:column;flex:260px;min-width:0;display:flex}.tutoring-mine-title small{color:var(--pp-subtle);font-size:13px}.tutoring-mine-actions{flex-wrap:wrap;gap:8px;display:flex}.tutoring-mine-actions .pp-btn{min-height:36px;padding:0 12px;font-size:13px}.tutoring-state{background:var(--pp-tag);color:var(--pp-muted);border-radius:999px;padding:3px 10px;font-size:12px;font-weight:600}.tutoring-state.on{background:var(--pp-ok-soft);color:var(--pp-ok-text)}.tutoring-state.warn{background:var(--pp-danger-soft);color:var(--pp-danger-text)}.tutoring-editor{max-width:680px;max-height:calc(100dvh - 32px);overflow-y:auto}.tutoring-form{flex-direction:column;gap:16px;display:flex}.tutoring-form fieldset{border:0;margin:0;padding:0}.tutoring-form legend{color:var(--pp-muted);margin-bottom:8px;padding:0;font-size:13px;font-weight:600}.tutoring-form-row{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;display:grid}.tutoring-form label small{color:var(--pp-subtle);text-align:right;font-weight:400}.tutoring-field-error{color:var(--pp-danger-text);font-weight:500}.tutoring-consent{background:var(--pp-soft);border:1px solid var(--pp-soft-border);border-radius:10px;align-items:flex-start;padding:12px 14px;line-height:1.55;color:var(--pp-text)!important;flex-direction:row!important;gap:10px!important;font-weight:400!important}.tutoring-consent input{flex:none;height:18px;margin-top:2px;width:18px!important}@media (max-width:860px){.tutoring-layout{grid-template-columns:1fr}.tutoring-filters{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));display:grid;position:static}.tutoring-filter-actions{align-self:end}}@media (max-width:560px){.tutoring-ad-summary{grid-template-columns:1fr;padding:16px}.tutoring-price{padding-top:0}.tutoring-ad-detail{padding:4px 16px 16px}.tutoring-head h1{font-size:30px}}.tutoring-filters-toggle{display:none}.tutoring-editor .pp-dialog-actions{background:var(--pp-surface);border-top:1px solid var(--pp-border);margin:0 -24px -24px;padding:14px 24px;position:sticky;bottom:-24px}@media (max-width:860px){.tutoring-filters-toggle{margin-bottom:12px;display:inline-flex}.tutoring-filters.collapsed{display:none}}.home-assistant{grid-template-columns:270px minmax(0,1fr);align-items:center;gap:32px;padding:32px;display:grid}.home-assistant-mascot{min-width:0}.home-assistant-speech{box-sizing:border-box;overflow-wrap:anywhere;flex:none;align-content:center;width:230px;max-width:100%;height:96px;line-height:1.5;overflow:auto}.home-assistant-speech:focus-visible{outline:2px solid var(--primary);outline-offset:3px}@media (max-width:800px){.home-assistant{grid-template-columns:minmax(0,1fr);gap:24px;padding:24px}}@media (max-width:400px){.home-assistant{padding:20px}}.portfolio-delete-dialog{border:1px solid var(--pp-border);background:var(--pp-surface);width:min(480px,100vw - 40px);color:var(--pp-text);border-radius:16px;padding:24px;box-shadow:0 16px 80px #0006}.portfolio-delete-dialog::backdrop{background:#000000a6}.portfolio-delete-dialog button{border:1px solid var(--pp-border);background:var(--pp-surface);min-height:44px;color:var(--pp-text);cursor:pointer;border-radius:8px;padding:0 16px}.shell a.pp-btn{text-decoration:none}.shell a.pp-btn-dark{color:#fff}.shell-menu-button,.shell-mobile-menu,.shell-menu-backdrop{display:none}@media (max-width:767px){.shell .shell-tabs{display:none}.shell-header-in{align-items:center;grid-template-columns:auto minmax(0,1fr) auto!important}.shell .shell-menu-button{border:1px solid var(--pp-border);background:var(--pp-surface);max-width:100%;min-height:44px;color:var(--pp-text);font:inherit;cursor:pointer;border-radius:10px;grid-area:1/2;justify-self:start;align-items:center;gap:8px;margin-left:4px;padding:0 12px;font-size:14px;font-weight:600;display:inline-flex}.shell .shell-menu-button span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.shell .shell-menu-button[aria-expanded=true]{color:#2f7d5b;border-color:#2f7d5b}.shell-account-actions{grid-area:1/3!important}.shell-header-in{z-index:12;background:inherit;position:relative}.shell-mobile-menu{z-index:11;background:var(--pp-surface);border-bottom:1px solid var(--pp-border);padding:8px 12px 14px;display:block;position:absolute;top:100%;left:0;right:0;box-shadow:0 18px 32px #0f16132e}.shell-mobile-menu ul{gap:2px;margin:0;padding:0;list-style:none;display:grid}.shell-mobile-menu button,.shell-mobile-menu a{width:100%;min-height:48px;color:var(--pp-text);font:inherit;text-align:left;cursor:pointer;background:0 0;border:0;border-radius:10px;align-items:center;padding:0 12px;font-size:16px;font-weight:550;text-decoration:none;display:flex}.shell-mobile-menu button[aria-current=page]{background:var(--pp-soft);color:#2f7d5b;box-shadow:inset 3px 0 #2f7d5b}.shell-mobile-secondary{border-top:1px solid var(--pp-border);margin-top:8px!important;padding-top:8px!important}.shell-mobile-secondary a{color:var(--pp-muted);font-size:15px;font-weight:450}[data-theme=dark] .shell .shell-menu-button[aria-expanded=true],[data-theme=dark] .shell-mobile-menu button[aria-current=page]{color:var(--pp-accent-text)}}@media (max-width:380px){.shell .shell-login span{display:none}.shell .shell-login{padding:0 12px}}.composer-tools{min-width:0;color:var(--text);border:1px solid var(--border);background:var(--background);border-bottom:0;border-radius:16px 16px 0 0;margin:0;padding:10px 10px 0}.composer-tools+.composer{border-top-left-radius:0;border-top-right-radius:0}.composer-tools-row{grid-template-columns:minmax(0,.9fr) minmax(0,1fr) minmax(0,1fr) minmax(0,1.2fr);gap:6px;display:grid}.composer-tools-row.guest{grid-template-columns:repeat(2,minmax(0,1fr))}.composer-tools .composer-tool{text-align:left;border:1px solid var(--border);background:var(--surface);width:100%;min-width:0;min-height:52px;color:var(--text);font:inherit;cursor:pointer;border-radius:10px;align-items:center;gap:10px;padding:8px 10px 8px 12px;display:flex;position:relative}.composer-tool>svg{color:var(--muted);flex:none}.composer-tool>svg:first-child{color:var(--primary)}.composer-tool>svg:last-of-type{margin-left:auto}.composer-tool>span{gap:1px;min-width:0;display:grid}.composer-tool small,.composer-tool label{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:11px;font-weight:400;line-height:1.4;overflow:hidden}.composer-tool strong{text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:550;line-height:1.4;overflow:hidden}.composer-tools .composer-tool:hover:not(:disabled):not(:has(select:disabled)){border-color:var(--primary)}.composer-tools .composer-tool.is-configured{border-color:var(--blue-border);background:var(--blue-soft)}.composer-tools .composer-tool:disabled{opacity:.55;cursor:default}.composer-tool-model:has(select:disabled){opacity:.55;cursor:default}.composer-tool-model select{opacity:0;cursor:pointer;border:0;width:100%;height:100%;font-size:16px;position:absolute;inset:0}.composer-tool-model select:disabled{cursor:default}.composer-tool-model:has(select:focus-visible){outline:3px solid var(--primary);outline-offset:2px}.composer-tools button:focus-visible{outline:3px solid var(--primary);outline-offset:2px}.composer-tools-status{min-width:0;color:var(--muted);justify-content:space-between;align-items:center;gap:12px;padding:8px 2px 9px;font-size:12px;line-height:1.5;display:flex}.composer-tools-status>p{flex-wrap:wrap;gap:2px 16px;min-width:0;margin:0;display:flex}.composer-tools-status>p>span{overflow-wrap:anywhere;min-width:0}.composer-tools-status b{color:var(--text);font-weight:550}.composer-auto{border:1px solid var(--border);background:var(--surface);min-height:32px;color:var(--primary);font:inherit;cursor:pointer;border-radius:8px;flex:none;align-items:center;gap:5px;padding:4px 10px;font-size:12px;display:inline-flex}.composer-auto:hover:not(:disabled){border-color:var(--primary)}@media (max-width:900px){.composer-tools-row{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:767px){.composer-tools{border-radius:14px 14px 0 0;padding:8px 8px 0}.composer-tools-status{flex-wrap:wrap;gap:6px;padding-bottom:8px}}@media (max-width:420px){.composer-tools-row{gap:5px}.composer-tools .composer-tool{gap:7px;min-height:48px;padding:7px 8px}.composer-tool>svg:first-child{width:15px}.composer-tool>svg:last-of-type{display:none}.composer-tool strong{font-size:12px}.composer-tool small,.composer-tool label{font-size:10.5px}}.exercise-dialog{padding:22px 24px 0}.exercise-dialog header{padding-bottom:6px}.exercise-dialog h2{margin:0 0 6px;font-size:21px;font-weight:600}.exercise-dialog header p{font-size:13.5px}.exercise-dialog .exercise-close{border:1px solid var(--border);background:var(--surface);border-radius:10px;width:40px;height:40px}.exercise-dialog .exercise-close:hover{border-color:var(--primary)}.exercise-section{border-top:1px solid var(--border);padding:16px 0}.exercise-section:first-of-type{border-top:0;padding-top:8px}.exercise-section h3{margin:0;font-size:15px;font-weight:600}.exercise-dialog .exercise-total-control{align-items:center;margin:0;font-weight:400}.exercise-dialog .exercise-total-control .exercise-help{margin:2px 0 0}.exercise-dialog .exercise-total-control input{text-align:center;flex:none;width:96px;font-size:18px}.exercise-dialog .exercise-enable{min-height:40px;margin-top:6px}.exercise-dialog .exercise-counts{align-items:end;padding-top:6px}.exercise-dialog .exercise-counts label{color:var(--muted);justify-content:flex-end;gap:6px;font-size:12.5px}.exercise-dialog .exercise-counts label span{align-items:center;gap:6px;display:flex}.exercise-dialog .exercise-counts label span:before{content:"";background:var(--mix);border-radius:2px;flex:none;width:8px;height:8px}.exercise-dialog .exercise-counts input{text-align:center}.exercise-count-original{--mix:var(--primary)}.exercise-count-copied{--mix:var(--emerald)}.exercise-count-numbers{--mix:var(--warning)}.exercise-mix{border-radius:999px;gap:3px;height:8px;margin:12px 0 4px;display:flex;overflow:hidden}.exercise-mix span{background:var(--mix);flex-basis:0;transition:flex-grow .2s}.exercise-dialog .exercise-subpoints{margin-top:0}.exercise-dialog .exercise-details{align-items:baseline;gap:8px;margin:0 0 8px;font-size:15px;display:flex}.exercise-dialog .exercise-details span{color:var(--muted);font-size:12px;font-weight:400}.exercise-dialog textarea#exercise-details{border:1px solid var(--border);background:var(--background);border-radius:8px;width:100%;min-height:90px;padding:10px 12px;font-size:14px}.exercise-dialog footer{z-index:1;border-top:1px solid var(--border);background:var(--surface);margin:0 -24px;padding:14px 24px 18px;position:sticky;bottom:0}.exercise-dialog footer button{color:var(--text)}@media (max-width:600px){.exercise-dialog{padding:18px 16px 0}.exercise-dialog footer{margin:0 -16px;padding:12px 16px 16px}.exercise-dialog .exercise-counts{gap:8px}.exercise-dialog .exercise-counts label{font-size:11.5px}.exercise-dialog .exercise-total-control input{width:80px}}@media (prefers-reduced-motion:reduce){.exercise-mix span{transition:none}}.library-dialog .library-header{justify-content:space-between;align-items:flex-start;gap:16px;padding:20px 24px 4px;display:flex}.library-dialog .library-header h2{letter-spacing:-.3px;align-items:center;gap:10px;margin:0 0 6px;font-size:22px;font-weight:600;display:flex}.library-dialog .library-header h2 svg{color:var(--primary)}.library-dialog .library-header p{max-width:62ch;color:var(--muted);margin:0;font-size:13px;line-height:1.55}.library-dialog .library-close{border:1px solid var(--border);background:var(--surface);width:40px;height:40px;color:var(--text);cursor:pointer;border-radius:10px;flex:none;place-items:center;padding:0;display:grid}.library-dialog .library-close:hover{border-color:var(--primary)}.library-dialog .library-close:focus-visible{outline:3px solid var(--primary);outline-offset:2px}.library-dialog .library-tools{border-bottom:1px solid var(--border);padding:14px 24px 12px}.library-dialog .library-search-row{gap:8px;display:flex}.library-dialog .library-search{flex:1;min-width:0;min-height:44px;padding:0 12px}.library-dialog .library-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 2px var(--blue-border)}:is(.library-dialog .library-search input:focus,.library-dialog .library-search input:focus-visible){outline:none}.library-dialog .library-filter-toggle{border:1px solid var(--border);background:var(--surface);min-height:44px;color:var(--text);font:inherit;cursor:pointer;border-radius:10px;align-items:center;gap:6px;padding:0 14px;font-size:13px;display:none}.library-dialog .library-filters{grid-template-columns:repeat(5,minmax(0,1fr));gap:8px 10px;margin-top:10px;display:grid}.library-dialog .library-filters>label:not(.library-profile-filter){min-width:0;color:var(--muted);gap:4px;font-size:11px;display:grid}.library-dialog .library-filters select{border:1px solid var(--border);background:var(--surface);width:100%;min-height:38px;color:var(--text);border-radius:8px;padding:6px 8px;font-size:12.5px}.library-dialog .library-profile-filter{color:var(--muted);cursor:pointer;grid-column:1/-1;align-items:center;gap:8px;padding:2px 0 0;font-size:12.5px;display:flex}.library-dialog .library-profile-filter input{width:16px;height:16px;accent-color:var(--primary)}.library-dialog .library-selection{background:var(--blue-soft);border-bottom:1px solid var(--border);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:10px 24px;font-size:13px;display:flex}.library-dialog .library-selection p{flex-wrap:wrap;align-items:baseline;gap:4px 10px;min-width:0;margin:0;display:flex}.library-dialog .library-selection p span{color:var(--muted)}.library-dialog .library-selection>div{flex-wrap:wrap;gap:8px;display:flex}.library-dialog .library-selection button{border:1px solid var(--border);background:var(--surface);min-height:34px;color:var(--text);font:inherit;cursor:pointer;border-radius:8px;align-items:center;gap:6px;padding:6px 12px;font-size:12.5px;text-decoration:none;display:inline-flex}.library-dialog .library-selection button.primary{border-color:var(--primary);color:var(--primary)}.library-dialog .library-content{padding:14px 24px 18px}.library-dialog .library-results-bar{justify-content:space-between;align-items:center;gap:12px;margin-bottom:2px;display:flex;position:relative}.library-dialog .library-results{color:var(--muted);margin:0;font-size:13px}.library-dialog .library-results strong{color:var(--text);font-weight:600}.library-dialog .library-hint{color:var(--muted);margin:4px 0 12px;font-size:12.5px;line-height:1.55}.library-dialog .library-hint svg{vertical-align:-1px;color:var(--primary);display:inline}.library-dialog .library-bulk-actions{border:0;padding:0;position:static}.library-dialog .library-bulk-actions>summary{border:1px solid var(--border);background:var(--surface);min-height:34px;color:var(--text);white-space:nowrap;cursor:pointer;border-radius:8px;align-items:center;padding:4px 12px;font-size:12.5px;list-style:none;display:inline-flex}.library-dialog .library-bulk-actions>summary::-webkit-details-marker{display:none}.library-dialog .library-bulk-actions>summary:after{content:"";border-bottom:1.5px solid;border-right:1.5px solid;width:6px;height:6px;margin-left:8px;transform:translateY(-2px)rotate(45deg)}.library-dialog .library-bulk-actions[open]>summary{border-color:var(--primary);margin:0}.library-dialog .library-bulk-menu{z-index:5;border:1px solid var(--border);background:var(--surface);border-radius:12px;gap:6px;width:min(340px,100%);padding:10px;display:grid;position:absolute;top:calc(100% + 6px);right:0;box-shadow:0 12px 32px #0f172a2e}.library-dialog .library-bulk-menu button{text-align:left;border:1px solid var(--border);background:var(--background);min-height:38px;color:var(--text);border-radius:8px;margin:0;padding:8px 10px;font-size:12.5px}.library-dialog .library-bulk-menu p{color:var(--muted);margin:2px 2px 0;font-size:11.5px;line-height:1.5}.library-dialog .library-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:10px}.library-dialog .library-card{border-radius:12px;flex-direction:column;gap:6px;margin:0;padding:12px 14px;display:flex}.library-dialog .library-card.selected{border-color:var(--primary);background:var(--blue-soft)}.library-dialog .library-card-top{flex-direction:row;justify-content:space-between;align-items:center;gap:10px;min-height:24px;display:flex}.library-dialog .library-card-check{color:var(--muted);cursor:pointer;align-items:center;gap:8px;font-size:12px;display:flex}.library-dialog .library-card-check input{width:18px;height:18px;accent-color:var(--primary);cursor:pointer;margin:0}.library-dialog .library-card-check input:disabled{cursor:not-allowed}.library-dialog .library-card-kind{color:var(--muted);font-size:12px}.library-dialog .library-status{border:1px solid var(--border);color:var(--warning);white-space:nowrap;border-radius:999px;flex:none;padding:2px 8px;font-size:11px;line-height:1.5}.library-dialog .library-status.ready{color:var(--success-text);background:var(--success-soft);border-color:#0000}.library-dialog .library-card h3{-webkit-line-clamp:3;overflow-wrap:anywhere;-webkit-box-orient:vertical;margin:2px 0 0;font-size:14.5px;font-weight:550;line-height:1.4;display:-webkit-box;overflow:hidden}.library-dialog .library-card p{margin:0}.library-dialog .library-card-meta{color:var(--muted);font-size:12px;line-height:1.5}.library-dialog .library-card-actions{flex-flow:wrap;align-items:center;gap:6px 14px;margin-top:auto;padding-top:6px;display:flex}.library-dialog .library-card-actions a{min-height:32px;color:var(--primary);align-items:center;gap:5px;margin-left:auto;font-size:12.5px;text-decoration:none;display:inline-flex}.library-dialog .library-card-actions a:hover{text-decoration:underline}.library-dialog .library-card-actions button{border:1px solid var(--border);background:var(--surface);min-height:32px;color:var(--text);font:inherit;cursor:pointer;border-radius:8px;align-items:center;gap:6px;padding:4px 10px;font-size:12.5px;text-decoration:none;display:inline-flex}.library-dialog .library-card-actions button:disabled{opacity:.45;cursor:not-allowed}.library-dialog .library-priority[aria-pressed=true]{border-color:var(--primary);color:var(--primary);background:var(--surface)}.library-dialog .library-more{border-radius:10px;min-height:40px;padding:8px 16px}.library-dialog .library-empty{border:1px dashed var(--border);color:var(--muted);border-radius:12px;margin:8px 0;padding:20px;font-size:14px;line-height:1.6}.library-dialog .library-empty p{color:var(--text);margin:0}.library-dialog .library-empty ol{margin:10px 0 0;padding-left:22px;list-style:decimal}.library-dialog.is-models .library-filters{grid-template-columns:repeat(4,minmax(0,1fr))}.library-dialog .library-loading{color:var(--muted);font-size:13px}.library-dialog .library-footer{background:var(--surface);padding:12px 24px;font-size:12px}.library-dialog .library-footer button{min-height:40px;padding:8px 16px;font-size:13px}@media (max-width:700px){.library-dialog .library-filter-toggle{display:inline-flex}.library-dialog .library-filters{grid-template-columns:repeat(2,minmax(0,1fr));display:none}.library-dialog .library-filters.is-open{display:grid}.library-dialog .library-filters>label:nth-child(5){grid-column:1/-1}.library-dialog .library-grid{grid-template-columns:1fr}}@media (max-width:600px){.library-dialog .library-header{padding:16px 14px 2px}.library-dialog .library-header h2{font-size:19px}.library-dialog .library-header p{font-size:12.5px}.library-dialog .library-tools{padding:12px 14px 10px}.library-dialog .library-selection{padding:10px 14px}.library-dialog .library-content{padding:12px 14px 16px}.library-dialog .library-footer{padding:10px 14px}.library-dialog .library-bulk-menu{width:100%}.library-dialog .library-selection button{min-height:32px;padding:5px 10px}.library-dialog .library-results-bar{align-items:flex-start}}.library-dialog .library-mode{border-bottom:1px solid var(--border)}.library-dialog .library-mode-options{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;padding:12px 24px 10px;display:grid}.library-dialog .library-mode-option{text-align:left;border:1.5px solid var(--border);background:var(--surface);min-height:64px;color:var(--text);font:inherit;cursor:pointer;border-radius:12px;align-items:flex-start;gap:10px;padding:12px 14px;transition:border-color .15s,background-color .15s;display:flex}.library-dialog .library-mode-option>svg{color:var(--muted);flex:none;margin-top:1px}.library-dialog .library-mode-option span{gap:2px;min-width:0;display:grid}.library-dialog .library-mode-option strong{font-size:14px;font-weight:600}.library-dialog .library-mode-option em{background:var(--success-soft);color:var(--success-text);vertical-align:1px;border-radius:999px;margin-left:6px;padding:1px 7px;font-size:11px;font-style:normal;font-weight:500}.library-dialog .library-mode-option small{color:var(--muted);font-size:12.5px;line-height:1.45}.library-dialog .library-mode-option:hover:not(:disabled){border-color:var(--primary)}.library-dialog .library-mode-option[aria-checked=true]{border-color:var(--primary);background:var(--blue-soft)}.library-dialog .library-mode-option[aria-checked=true]>svg{color:var(--primary)}.library-dialog .library-mode-option:focus-visible{outline:3px solid var(--primary);outline-offset:2px}.library-dialog .library-mode .library-selection{background:0 0;border-bottom:0;padding:0 24px 12px}.library-dialog .library-mode .library-selection p strong{font-weight:600}.library-dialog .library-auto-badge{background:var(--success-soft);color:var(--success-text);border-radius:999px;align-items:center;gap:4px;margin-right:8px;padding:1px 7px;font-size:11px;display:inline-flex}.library-dialog .library-card.prioritized{border-color:var(--primary)}.models-dialog .models-content{gap:22px;display:grid}.models-dialog h3{margin:0;font-size:15px;font-weight:600}.models-dialog .models-heading{align-items:center;gap:8px;margin-bottom:10px;display:flex}.models-dialog .models-heading span{color:var(--muted);font-size:12px;font-weight:500}.models-dialog .models-how{border:1px solid var(--blue-border);background:var(--blue-soft);border-radius:12px;padding:14px 16px}.models-dialog .models-how ol{counter-reset:step;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:10px 0 0;padding:0;list-style:none;display:grid}.models-dialog .models-how li{color:var(--muted);gap:8px;font-size:12.5px;line-height:1.5;display:flex}.models-dialog .models-how li svg{color:var(--primary);flex:none;margin-top:2px}.models-dialog .models-how li strong{color:var(--text);font-weight:600}.models-dialog .models-types{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:10px;display:grid}.models-dialog .models-type{border:1px solid var(--border);background:var(--surface);border-radius:12px;align-content:start;gap:6px;padding:12px 14px;display:grid}.models-dialog .models-type.is-own{border-color:var(--primary)}.models-dialog .models-type-top{justify-content:space-between;align-items:center;gap:8px;display:flex}.models-dialog h4{margin:0;font-size:14px;font-weight:600}.models-dialog .models-badge{border:1px solid var(--border);color:var(--muted);border-radius:999px;flex:none;padding:2px 8px;font-size:11px}.models-dialog .models-badge.own{background:var(--success-soft);color:var(--success-text);border-color:#0000}.models-dialog .models-badge.common{border-color:var(--blue-border);color:var(--text)}.models-dialog .models-type-source{color:var(--text);overflow-wrap:anywhere;margin:0;font-size:12.5px;line-height:1.5}.models-dialog .models-type-hint{color:var(--subtle);margin:0;font-size:11.5px}.models-dialog .models-list{gap:8px;margin:0;padding:0;list-style:none;display:grid}.models-dialog .models-list li{border:1px solid var(--border);background:var(--surface);border-radius:10px;justify-content:space-between;align-items:center;gap:12px;padding:10px 14px;display:flex}.models-dialog .models-list li>div:first-child{gap:2px;min-width:0;display:grid}.models-dialog .models-list strong{overflow-wrap:anywhere;font-size:13.5px;font-weight:550}.models-dialog .models-list span{color:var(--muted);font-size:12px}.models-dialog .models-list-actions{flex:none;align-items:center;gap:10px;display:flex}.models-dialog .models-list-actions button{border:1px solid var(--border);background:var(--surface);min-height:34px;color:var(--text);font:inherit;cursor:pointer;border-radius:8px;padding:6px 12px;font-size:12.5px}.models-dialog .models-list-actions button.primary{border-color:var(--primary);color:var(--primary)}.models-dialog .models-list-actions a{min-height:32px;color:var(--primary);align-items:center;gap:5px;font-size:12.5px;text-decoration:none;display:inline-flex}.models-dialog .models-empty{border:1px dashed var(--border);color:var(--muted);border-radius:10px;margin:0;padding:14px 16px;font-size:13px}.models-dialog .models-steps{border:1px dashed var(--border);color:var(--muted);border-radius:12px;gap:12px;padding:14px 16px;display:flex}.models-dialog .models-steps svg{color:var(--primary);flex:none;margin-top:2px}.models-dialog .models-steps ol{gap:6px;margin:0;padding-left:18px;font-size:13px;line-height:1.5;list-style:decimal;display:grid}.models-dialog .models-steps strong{color:var(--text)}@media (max-width:700px){.library-dialog .library-mode-options{grid-template-columns:1fr;padding:10px 14px 8px}.library-dialog .library-mode .library-selection{padding:0 14px 10px}.models-dialog .models-how ol{grid-template-columns:1fr}.models-dialog .models-list li{flex-direction:column;align-items:stretch}.models-dialog .models-list-actions{justify-content:flex-end}}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_AMS-Regular.BQhdFMY1.woff2)format("woff2"),url(/_next/static/media/KaTeX_AMS-Regular.DMm9YOAa.woff)format("woff"),url(/_next/static/media/KaTeX_AMS-Regular.DRggAlZN.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/_next/static/media/KaTeX_Caligraphic-Bold.Dq_IR9rO.woff2)format("woff2"),url(/_next/static/media/KaTeX_Caligraphic-Bold.BEiXGLvX.woff)format("woff"),url(/_next/static/media/KaTeX_Caligraphic-Bold.ATXxdsX0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Caligraphic-Regular.Di6jR-x-.woff2)format("woff2"),url(/_next/static/media/KaTeX_Caligraphic-Regular.CTRA-rTL.woff)format("woff"),url(/_next/static/media/KaTeX_Caligraphic-Regular.wX97UBjC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/_next/static/media/KaTeX_Fraktur-Bold.CL6g_b3V.woff2)format("woff2"),url(/_next/static/media/KaTeX_Fraktur-Bold.BsDP51OF.woff)format("woff"),url(/_next/static/media/KaTeX_Fraktur-Bold.BdnERNNW.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Fraktur-Regular.CTYiF6lA.woff2)format("woff2"),url(/_next/static/media/KaTeX_Fraktur-Regular.Dxdc4cR9.woff)format("woff"),url(/_next/static/media/KaTeX_Fraktur-Regular.CB_wures.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/_next/static/media/KaTeX_Main-Bold.Cx986IdX.woff2)format("woff2"),url(/_next/static/media/KaTeX_Main-Bold.Jm3AIy58.woff)format("woff"),url(/_next/static/media/KaTeX_Main-Bold.waoOVXN0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/_next/static/media/KaTeX_Main-BoldItalic.DxDJ3AOS.woff2)format("woff2"),url(/_next/static/media/KaTeX_Main-BoldItalic.SpSLRI95.woff)format("woff"),url(/_next/static/media/KaTeX_Main-BoldItalic.DzxPMmG6.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/_next/static/media/KaTeX_Main-Italic.NWA7e6Wa.woff2)format("woff2"),url(/_next/static/media/KaTeX_Main-Italic.BMLOBm91.woff)format("woff"),url(/_next/static/media/KaTeX_Main-Italic.3WenGoN9.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Main-Regular.B22Nviop.woff2)format("woff2"),url(/_next/static/media/KaTeX_Main-Regular.Dr94JaBh.woff)format("woff"),url(/_next/static/media/KaTeX_Main-Regular.ypZvNtVU.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/_next/static/media/KaTeX_Math-BoldItalic.CZnvNsCZ.woff2)format("woff2"),url(/_next/static/media/KaTeX_Math-BoldItalic.iY-2wyZ7.woff)format("woff"),url(/_next/static/media/KaTeX_Math-BoldItalic.B3XSjfu4.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/_next/static/media/KaTeX_Math-Italic.t53AETM-.woff2)format("woff2"),url(/_next/static/media/KaTeX_Math-Italic.DA0__PXp.woff)format("woff"),url(/_next/static/media/KaTeX_Math-Italic.flOr_0UB.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/_next/static/media/KaTeX_SansSerif-Bold.D1sUS0GD.woff2)format("woff2"),url(/_next/static/media/KaTeX_SansSerif-Bold.DbIhKOiC.woff)format("woff"),url(/_next/static/media/KaTeX_SansSerif-Bold.CFMepnvq.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/_next/static/media/KaTeX_SansSerif-Italic.C3H0VqGB.woff2)format("woff2"),url(/_next/static/media/KaTeX_SansSerif-Italic.DN2j7dab.woff)format("woff"),url(/_next/static/media/KaTeX_SansSerif-Italic.YYjJ1zSn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_SansSerif-Regular.DDBCnlJ7.woff2)format("woff2"),url(/_next/static/media/KaTeX_SansSerif-Regular.CS6fqUqJ.woff)format("woff"),url(/_next/static/media/KaTeX_SansSerif-Regular.BNo7hRIc.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Script-Regular.D3wIWfF6.woff2)format("woff2"),url(/_next/static/media/KaTeX_Script-Regular.D5yQViql.woff)format("woff"),url(/_next/static/media/KaTeX_Script-Regular.C5JkGWo-.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Size1-Regular.mCD8mA8B.woff2)format("woff2"),url(/_next/static/media/KaTeX_Size1-Regular.C195tn64.woff)format("woff"),url(/_next/static/media/KaTeX_Size1-Regular.Dbsnue_I.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Size2-Regular.Dy4dx90m.woff2)format("woff2"),url(/_next/static/media/KaTeX_Size2-Regular.oD1tc_U0.woff)format("woff"),url(/_next/static/media/KaTeX_Size2-Regular.B7gKUWhC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Size3-Regular.gV2CO0n9.woff2)format("woff2"),url(/_next/static/media/KaTeX_Size3-Regular.CTq5MqoE.woff)format("woff"),url(/_next/static/media/KaTeX_Size3-Regular.DgpXs0kz.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Size4-Regular.Dl5lxZxV.woff2)format("woff2"),url(/_next/static/media/KaTeX_Size4-Regular.BF-4gkZK.woff)format("woff"),url(/_next/static/media/KaTeX_Size4-Regular.DWFBv043.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Typewriter-Regular.CO6r4hn1.woff2)format("woff2"),url(/_next/static/media/KaTeX_Typewriter-Regular.C0xS9mPB.woff)format("woff"),url(/_next/static/media/KaTeX_Typewriter-Regular.D3Ib7_Hf.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,math,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.19.0"}.katex .katex-mathml{clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.katex-newline{display:block}.katex .katex-base{white-space:nowrap;width:min-content;position:relative}.katex .katex-base,.katex .katex-strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;table-layout:fixed;display:inline-table}.katex .vlist-r{display:table-row}.katex .vlist{vertical-align:bottom;display:table-cell;position:relative}.katex .vlist>span{height:0;display:block;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{width:0;overflow:hidden}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.katex .katex-vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .katex-thinbox{flex-direction:row;width:0;max-width:0;display:inline-flex}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline,.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-rule,.katex .katex-underline .underline-line,.katex .mfrac .frac-line{min-height:1px}.katex .mspace{display:inline-block}.katex .katex-smash{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.katex .clap>.katex-inner,.katex .llap>.katex-inner,.katex .rlap>.katex-inner{position:absolute}.katex .clap>.katex-fix,.katex .llap>.katex-fix,.katex .rlap>.katex-fix{display:inline-block}.katex .llap>.katex-inner{right:0}.katex .clap>.katex-inner,.katex .rlap>.katex-inner{left:0}.katex .clap>.katex-inner>span{margin-left:-50%;margin-right:50%}.katex .katex-rule{border:0 solid;display:inline-block;position:relative}.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-underline .underline-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.katex-root{margin-left:.277778em;margin-right:-.555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .katex-sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .katex-sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .katex-sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .katex-sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .katex-sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .katex-sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .katex-sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .katex-sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .katex-sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .katex-sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .katex-sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .katex-sizing.reset-size2.size1{font-size:.833333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .katex-sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .katex-sizing.reset-size2.size3{font-size:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .katex-sizing.reset-size2.size4{font-size:1.33333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .katex-sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .katex-sizing.reset-size2.size6{font-size:1.66667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .katex-sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .katex-sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .katex-sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .katex-sizing.reset-size2.size10{font-size:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .katex-sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .katex-sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .katex-sizing.reset-size3.size2{font-size:.857143em}.katex .fontsize-ensurer.reset-size3.size3,.katex .katex-sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .katex-sizing.reset-size3.size4{font-size:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .katex-sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .katex-sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .katex-sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .katex-sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .katex-sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .katex-sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .katex-sizing.reset-size3.size11{font-size:3.55429em}.katex .fontsize-ensurer.reset-size4.size1,.katex .katex-sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .katex-sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .katex-sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .katex-sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .katex-sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .katex-sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .katex-sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .katex-sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .katex-sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .katex-sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .katex-sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .katex-sizing.reset-size5.size1{font-size:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .katex-sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .katex-sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .katex-sizing.reset-size5.size4{font-size:.888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .katex-sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .katex-sizing.reset-size5.size6{font-size:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .katex-sizing.reset-size5.size7{font-size:1.33333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .katex-sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .katex-sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .katex-sizing.reset-size5.size10{font-size:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .katex-sizing.reset-size5.size11{font-size:2.76444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .katex-sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .katex-sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .katex-sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .katex-sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .katex-sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .katex-sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .katex-sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .katex-sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .katex-sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .katex-sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .katex-sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .katex-sizing.reset-size7.size1{font-size:.416667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .katex-sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .katex-sizing.reset-size7.size3{font-size:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .katex-sizing.reset-size7.size4{font-size:.666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .katex-sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .katex-sizing.reset-size7.size6{font-size:.833333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .katex-sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .katex-sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .katex-sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .katex-sizing.reset-size7.size10{font-size:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .katex-sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .katex-sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .katex-sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .katex-sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .katex-sizing.reset-size8.size4{font-size:.555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .katex-sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .katex-sizing.reset-size8.size6{font-size:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .katex-sizing.reset-size8.size7{font-size:.833333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .katex-sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .katex-sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .katex-sizing.reset-size8.size10{font-size:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .katex-sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .katex-sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .katex-sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .katex-sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .katex-sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .katex-sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .katex-sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .katex-sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .katex-sizing.reset-size9.size8{font-size:.833333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .katex-sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .katex-sizing.reset-size9.size10{font-size:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .katex-sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .katex-sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .katex-sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .katex-sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .katex-sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .katex-sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .katex-sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .katex-sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .katex-sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .katex-sizing.reset-size10.size9{font-size:.833173em}.katex .fontsize-ensurer.reset-size10.size10,.katex .katex-sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .katex-sizing.reset-size10.size11{font-size:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .katex-sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .katex-sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .katex-sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .katex-sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .katex-sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .katex-sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .katex-sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .katex-sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .katex-sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .katex-sizing.reset-size11.size10{font-size:.833601em}.katex .fontsize-ensurer.reset-size11.size11,.katex .katex-sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{width:.12em;display:inline-block}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .katex-accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .katex-accent .accent-body{position:relative}.katex .katex-accent .accent-body:not(.accent-full){width:0}.katex .katex-overlay{display:block}.katex .mtable .vertical-separator{min-width:1px;display:inline-block}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;height:inherit;width:100%;display:block;position:absolute}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;min-width:0;max-width:none;min-height:0;max-height:none}.katex .katex-stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .katex-stretchy:after,.katex .katex-stretchy:before{content:""}.katex .hide-tail{width:100%;position:relative;overflow:hidden}.katex .halfarrow-left{width:50.2%;position:absolute;left:0;overflow:hidden}.katex .halfarrow-right{width:50.2%;position:absolute;right:0;overflow:hidden}.katex .brace-left{width:25.1%;position:absolute;left:0;overflow:hidden}.katex .brace-center{width:50%;position:absolute;left:25%;overflow:hidden}.katex .brace-right{width:25.1%;position:absolute;right:0;overflow:hidden}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{box-sizing:border-box;border:.04em solid}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .katex-sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{box-sizing:border-box;border-top:.049em solid;border-right:.049em solid;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .reflectbox{display:inline-block;transform:scaleX(-1)}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.katex-tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.katex-tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}