@import"https://fonts.googleapis.com/css2?family=Archivo:ital,wdth,wght@0,62..125,400..900;1,62..125,400..900&family=Atkinson+Hyperlegible:ital,wght@0,400;0,700;1,400;1,700&family=JetBrains+Mono:wght@400;600;700&display=swap";:root{color-scheme:light;--marca-amarelo: #F8B90B;--marca-amarelo-escuro: #C98F00;--marca-amarelo-claro: #FFE38A;--marca-amarelo-papel: #FFF3C4;--marca-grafite: #1D1D1B;--marca-grafite-2: #2E2E2A;--marca-grafite-3: #4A4A44;--papel: #FAF7F0;--papel-2: #FFFFFF;--papel-3: #F1ECE0;--papel-grade: rgba(29, 29, 27, .07);--papel-margem: rgba(200, 60, 60, .28);--tinta: var(--marca-grafite);--tinta-2: #4A4A44;--tinta-3: #707069;--tinta-4: #B8B5AB;--tinta-inversa: var(--papel);--traco: rgba(29, 29, 27, .14);--traco-forte: rgba(29, 29, 27, .32);--traco-tinta: var(--marca-grafite);--acento: var(--marca-amarelo);--acento-texto: var(--marca-grafite);--acento-tinta: var(--marca-amarelo-escuro);--acento-fundo: var(--marca-amarelo-papel);--certo: #1F7A4D;--certo-fundo: #DDF3E6;--erro: #B5392D;--erro-fundo: #F9DFDB;--aviso: #956100;--aviso-fundo: #FFF0C2;--info: #22546E;--info-fundo: #DDEBF3;--foco: 0 0 0 2px var(--papel), 0 0 0 4px var(--marca-grafite);--fonte-display: "Archivo", "Arial Black", system-ui, sans-serif;--fonte-texto: "Atkinson Hyperlegible", system-ui, -apple-system, sans-serif;--fonte-mono: "JetBrains Mono", ui-monospace, "Cascadia Mono", monospace;--t-xs: .75rem;--t-sm: .875rem;--t-md: 1.125rem;--t-lg: 1.25rem;--t-xl: clamp(1.5rem, 1.35rem + .8vw, 1.75rem);--t-2xl: clamp(1.75rem, 1.4rem + 1.8vw, 2.25rem);--t-3xl: clamp(2.25rem, 1.6rem + 3.2vw, 3.5rem);--t-4xl: clamp(2.5rem, 1.6rem + 4.5vw, 4.5rem);--peso-texto: 400;--peso-forte: 700;--peso-display: 800;--peso-display-max: 900;--largura-display: 100;--largura-etiqueta: 112;--entrelinha-texto: 1.55;--entrelinha-display: 1.02;--tracking-etiqueta: .22em;--tracking-display: -.02em;--e-1: .25rem;--e-2: .5rem;--e-3: .75rem;--e-4: 1rem;--e-5: 1.25rem;--e-6: 1.5rem;--e-8: 2rem;--e-10: 2.5rem;--e-12: 3rem;--e-16: 4rem;--e-24: 6rem;--grade: 24px;--raio-xs: 3px;--raio-sm: 6px;--raio-md: 10px;--raio-lg: 14px;--raio-xl: 20px;--raio-pill: 999px;--corte: 14px;--sombra-papel: 0 1px 0 var(--traco), 0 2px 0 rgba(29, 29, 27, .06);--sombra-tinta: 3px 3px 0 var(--marca-grafite);--sombra-tinta-sm: 2px 2px 0 var(--marca-grafite);--sombra-amarela: 3px 3px 0 var(--marca-amarelo);--sombra-flutuante: 0 8px 24px -8px rgba(29, 29, 27, .28);--dur-1: .12s;--dur-2: .22s;--dur-3: .42s;--curva: cubic-bezier(.2, .8, .2, 1);--curva-salto: cubic-bezier(.34, 1.4, .64, 1);--z-nav: 40;--z-sobre: 60;--z-toast: 80}:root[data-tema=lousa]{color-scheme:dark;--papel: #1C1C1A;--papel-2: #262624;--papel-3: #141412;--papel-grade: rgba(250, 247, 240, .06);--papel-margem: rgba(248, 185, 11, .25);--tinta: #F2EFE6;--tinta-2: #C9C5B9;--tinta-3: #8F8B80;--tinta-4: #5A574F;--tinta-inversa: var(--marca-grafite);--traco: rgba(250, 247, 240, .14);--traco-forte: rgba(250, 247, 240, .32);--traco-tinta: #F2EFE6;--acento-tinta: var(--marca-amarelo);--acento-fundo: rgba(248, 185, 11, .14);--certo: #5FCB8E;--certo-fundo: rgba(95, 203, 142, .14);--erro: #F08A7E;--erro-fundo: rgba(240, 138, 126, .14);--aviso: #F8B90B;--aviso-fundo: rgba(248, 185, 11, .14);--info: #8EC3E0;--info-fundo: rgba(142, 195, 224, .14);--foco: 0 0 0 2px var(--papel), 0 0 0 4px var(--marca-amarelo);--sombra-papel: 0 1px 0 rgba(0, 0, 0, .5);--sombra-tinta: 3px 3px 0 var(--marca-amarelo);--sombra-tinta-sm: 2px 2px 0 var(--marca-amarelo);--sombra-amarela: 3px 3px 0 var(--marca-amarelo);--sombra-flutuante: 0 8px 24px -8px rgba(0, 0, 0, .7)}@media(prefers-color-scheme:dark){:root:not([data-tema=caderno]):not([data-tema=lousa]){color-scheme:dark;--papel: #1C1C1A;--papel-2: #262624;--papel-3: #141412;--papel-grade: rgba(250, 247, 240, .06);--papel-margem: rgba(248, 185, 11, .25);--tinta: #F2EFE6;--tinta-2: #C9C5B9;--tinta-3: #8F8B80;--tinta-4: #5A574F;--tinta-inversa: var(--marca-grafite);--traco: rgba(250, 247, 240, .14);--traco-forte: rgba(250, 247, 240, .32);--traco-tinta: #F2EFE6;--acento-tinta: var(--marca-amarelo);--acento-fundo: rgba(248, 185, 11, .14);--certo: #5FCB8E;--certo-fundo: rgba(95, 203, 142, .14);--erro: #F08A7E;--erro-fundo: rgba(240, 138, 126, .14);--aviso: #F8B90B;--aviso-fundo: rgba(248, 185, 11, .14);--info: #8EC3E0;--info-fundo: rgba(142, 195, 224, .14);--foco: 0 0 0 2px var(--papel), 0 0 0 4px var(--marca-amarelo);--sombra-papel: 0 1px 0 rgba(0, 0, 0, .5);--sombra-tinta: 3px 3px 0 var(--marca-amarelo);--sombra-tinta-sm: 2px 2px 0 var(--marca-amarelo);--sombra-flutuante: 0 8px 24px -8px rgba(0, 0, 0, .7)}}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth}body{margin:0;background:var(--papel);color:var(--tinta);font-family:var(--fonte-texto);font-size:var(--t-md);line-height:var(--entrelinha-texto);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}.quadriculado{background-color:var(--papel);background-image:linear-gradient(var(--papel-grade) 1px,transparent 1px),linear-gradient(90deg,var(--papel-grade) 1px,transparent 1px);background-size:var(--grade) var(--grade);background-position:0 0}h1,h2,h3,h4{font-family:var(--fonte-display);font-weight:var(--peso-display);font-variation-settings:"wdth" var(--largura-display);line-height:var(--entrelinha-display);letter-spacing:var(--tracking-display);margin:0 0 var(--e-3);text-wrap:balance}h1{font-size:var(--t-3xl);font-weight:var(--peso-display-max)}h2{font-size:var(--t-2xl)}h3,h4{font-size:var(--t-xl)}p{margin:0 0 var(--e-4)}a{color:inherit;text-decoration-thickness:2px;text-underline-offset:3px;text-decoration-color:var(--acento)}a:hover{text-decoration-color:var(--tinta)}strong,b{font-weight:var(--peso-forte)}small{font-size:var(--t-sm)}code,kbd,.mono{font-family:var(--fonte-mono);font-size:.92em}button,input,select,textarea{font:inherit;color:inherit}:focus-visible{outline:none;box-shadow:var(--foco);border-radius:var(--raio-sm)}::selection{background:var(--marca-amarelo);color:var(--marca-grafite)}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}.etiqueta{font-family:var(--fonte-display);font-weight:600;font-variation-settings:"wdth" var(--largura-etiqueta);font-size:var(--t-xs);letter-spacing:var(--tracking-etiqueta);text-transform:uppercase;color:var(--tinta-2)}.marca-texto{background:linear-gradient(transparent 45%,var(--marca-amarelo) 45%,var(--marca-amarelo) 92%,transparent 92%);padding:0 .1em;box-decoration-break:clone;-webkit-box-decoration-break:clone}:root[data-tema=lousa] .marca-texto{color:var(--marca-grafite);background:var(--marca-amarelo)}.sublinhado-giz{text-decoration:underline;text-decoration-thickness:.18em;text-decoration-color:var(--marca-amarelo);text-underline-offset:.12em;text-decoration-skip-ink:none}.numero{font-family:var(--fonte-mono);font-variant-numeric:tabular-nums}.visualmente-oculto{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap}.corte{clip-path:polygon(0 0,100% 0,100% calc(100% - var(--corte)),calc(100% - var(--corte)) 100%,0 100%)}.corte-sup{clip-path:polygon(0 0,calc(100% - var(--corte)) 0,100% var(--corte),100% 100%,0 100%)}.btn{--btn-bg: var(--papel-2);--btn-cor: var(--tinta);--btn-borda: var(--traco-tinta);display:inline-flex;align-items:center;justify-content:center;gap:var(--e-2);min-height:48px;padding:0 var(--e-5);border:1.5px solid var(--btn-borda);border-radius:var(--raio-md);background:var(--btn-bg);color:var(--btn-cor);font-family:var(--fonte-display);font-weight:600;font-size:var(--t-md);letter-spacing:.01em;line-height:1;text-decoration:none;cursor:pointer;box-shadow:none;transition:transform var(--dur-1) var(--curva),box-shadow var(--dur-1) var(--curva),background var(--dur-1);user-select:none;white-space:nowrap}.btn:hover{transform:translate(-1px,-1px);box-shadow:var(--sombra-tinta-sm)}.btn:focus-visible{box-shadow:var(--sombra-tinta-sm)}.btn:active{transform:translate(1px,1px);box-shadow:none}.btn:disabled,.btn[aria-disabled=true]{cursor:not-allowed;box-shadow:none;transform:none;--btn-bg: var(--papel-3);--btn-cor: var(--tinta-4);--btn-borda: var(--traco)}.btn-primario{--btn-bg: var(--marca-amarelo);--btn-cor: var(--marca-grafite);--btn-borda: var(--marca-grafite)}:root[data-tema=lousa] .btn-primario{--btn-borda: var(--marca-amarelo)}:root[data-tema=lousa] .btn-primario:hover,:root[data-tema=lousa] .btn-primario:focus-visible{box-shadow:3px 3px 0 var(--marca-amarelo)}.btn-tinta{--btn-bg: var(--marca-grafite);--btn-cor: var(--papel);--btn-borda: var(--marca-grafite)}.btn-tinta:hover,.btn-tinta:focus-visible{box-shadow:var(--sombra-amarela)}:root[data-tema=lousa] .btn-tinta{--btn-bg: var(--tinta);--btn-cor: var(--marca-grafite);--btn-borda: var(--tinta)}.btn-fantasma{--btn-bg: transparent;--btn-borda: transparent;box-shadow:none}.btn-fantasma:hover{--btn-bg: var(--acento-fundo);box-shadow:none;transform:none}.btn-sm{min-height:36px;padding:0 var(--e-3);font-size:var(--t-sm);border-radius:var(--raio-sm)}.btn-lg{min-height:54px;padding:0 var(--e-8);font-size:var(--t-lg)}.btn-icone{width:48px;padding:0;border-radius:var(--raio-md)}.btn-icone.btn-sm{width:36px}.btn-bloco{width:100%}.btn svg{width:1.2em;height:1.2em;flex:none}.ico{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none}.ico-sm{width:18px;height:18px}.ico-lg{width:28px;height:28px}.campo{display:flex;flex-direction:column;gap:var(--e-2)}.campo>label,.rotulo{font-family:var(--fonte-display);font-weight:700;font-size:var(--t-sm);letter-spacing:.04em;color:var(--tinta-2)}.campo .dica{font-size:var(--t-sm);color:var(--tinta-3)}.campo .erro-msg{font-size:var(--t-sm);color:var(--erro);font-weight:700}.entrada{width:100%;min-height:48px;padding:var(--e-3) var(--e-4);background:var(--papel-2);color:var(--tinta);border:2px solid var(--traco);border-bottom-color:var(--traco-tinta);border-radius:var(--raio-md);transition:border-color var(--dur-1),box-shadow var(--dur-1);font-size:max(16px,var(--t-md))}.entrada::placeholder{color:var(--tinta-3)}.entrada:hover{border-color:var(--traco-forte)}.entrada:focus{outline:none;border-color:var(--marca-grafite);box-shadow:inset 0 -3px 0 var(--marca-amarelo)}:root[data-tema=lousa] .entrada:focus{border-color:var(--marca-amarelo)}.entrada[aria-invalid=true]{border-color:var(--erro);box-shadow:inset 0 -3px 0 var(--erro)}textarea.entrada{min-height:120px;resize:vertical;line-height:1.5}.entrada-grupo{display:flex;align-items:stretch;gap:0}.entrada-grupo .entrada{border-radius:var(--raio-md) 0 0 var(--raio-md)}.entrada-grupo .btn{border-radius:0 var(--raio-md) var(--raio-md) 0;box-shadow:none}.alternar{display:inline-flex;align-items:center;gap:var(--e-2);cursor:pointer}.alternar input{position:absolute;opacity:0;width:0;height:0}.alternar .trilho{width:44px;height:26px;border-radius:var(--raio-pill);border:2px solid var(--traco-tinta);background:var(--papel-2);position:relative;transition:background var(--dur-2)}.alternar .trilho:after{content:"";position:absolute;top:3px;left:3px;width:16px;height:16px;border-radius:50%;background:var(--marca-grafite);transition:transform var(--dur-2) var(--curva-salto)}:root[data-tema=lousa] .alternar .trilho:after{background:var(--tinta)}.alternar input:checked+.trilho{background:var(--marca-amarelo)}.alternar input:checked+.trilho:after{transform:translate(18px);background:var(--marca-grafite)}.alternar input:focus-visible+.trilho{box-shadow:var(--foco)}.chip{display:inline-flex;align-items:center;gap:var(--e-1);min-height:48px;padding:0 var(--e-3);border:1.5px solid var(--traco-forte);border-radius:var(--raio-xs);background:var(--papel-2);color:var(--tinta-2);font-family:var(--fonte-display);font-weight:600;font-size:var(--t-sm);letter-spacing:.02em;cursor:pointer;transition:all var(--dur-1);white-space:nowrap}.chip:hover{border-color:var(--traco-tinta);color:var(--tinta)}.chip[aria-pressed=true],.chip.ativo{background:var(--marca-grafite);color:var(--papel);border-color:var(--marca-grafite);box-shadow:2px 2px 0 var(--marca-amarelo)}:root[data-tema=lousa] .chip[aria-pressed=true],:root[data-tema=lousa] .chip.ativo{background:var(--marca-amarelo);color:var(--marca-grafite);border-color:var(--marca-amarelo);box-shadow:none}.chip-etiqueta{cursor:default;text-transform:uppercase;letter-spacing:.12em;font-size:var(--t-xs);min-height:24px;padding:0 var(--e-2)}.chip-etiqueta:hover{border-color:var(--traco-forte);color:var(--tinta-2)}.chips{display:flex;flex-wrap:wrap;gap:var(--e-2)}.chips-rolagem{position:relative;display:flex;gap:var(--e-2);overflow-x:auto;padding-bottom:var(--e-1);scrollbar-width:none}.chips-rolagem::-webkit-scrollbar{display:none}.tag{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:var(--raio-xs);font-family:var(--fonte-mono);font-size:var(--t-xs);font-weight:600;background:var(--papel-3);color:var(--tinta-2)}.tag-certo{background:var(--certo-fundo);color:var(--certo)}.tag-erro{background:var(--erro-fundo);color:var(--erro)}.tag-aviso{background:var(--aviso-fundo);color:var(--aviso)}.tag-info{background:var(--info-fundo);color:var(--info)}.tag-acento{background:var(--marca-amarelo);color:var(--marca-grafite)}.folha{background:var(--papel-2);border:1.5px solid var(--traco);border-radius:var(--raio-lg);box-shadow:var(--sombra-papel);padding:var(--e-5)}.folha-tinta{border:2px solid var(--traco-tinta);box-shadow:var(--sombra-tinta)}.folha-destaque{border-left:6px solid var(--marca-amarelo)}.folha-cabeca{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:var(--e-3);margin-bottom:var(--e-3)}.folha-titulo{font-family:var(--fonte-display);font-weight:800;font-size:var(--t-xl);margin:0}.questao{display:flex;flex-direction:column;gap:var(--e-4)}.questao-meta{display:flex;flex-wrap:wrap;align-items:center;gap:var(--e-2)}.questao-banca{font-family:var(--fonte-display);font-weight:800;font-size:var(--t-sm);letter-spacing:.06em;padding:3px 8px;background:var(--marca-grafite);color:var(--papel);border-radius:var(--raio-xs)}:root[data-tema=lousa] .questao-banca{background:var(--tinta);color:var(--marca-grafite)}.questao-enunciado{font-size:var(--t-md);line-height:1.6;margin:0}.questao-enunciado .katex{font-size:1.06em}.alternativas{display:flex;flex-direction:column;gap:var(--e-2);margin:0;padding:0;list-style:none}.alternativa{display:flex;align-items:flex-start;gap:var(--e-3);padding:var(--e-3);border:1.5px solid var(--traco);border-radius:var(--raio-md);background:var(--papel-2);cursor:pointer;transition:all var(--dur-1);text-align:left;width:100%}.alternativa:hover{border-color:var(--traco-tinta)}.alternativa .letra{flex:none;width:30px;height:30px;display:grid;place-items:center;border:2px solid var(--traco-tinta);border-radius:var(--raio-xs);font-family:var(--fonte-display);font-weight:800;font-size:var(--t-sm)}.alternativa[aria-checked=true]{border-color:var(--marca-grafite);box-shadow:2px 2px 0 var(--marca-amarelo)}.alternativa[aria-checked=true] .letra{background:var(--marca-amarelo);color:var(--marca-grafite);border-color:var(--marca-grafite)}:root[data-tema=lousa] .alternativa[aria-checked=true]{border-color:var(--marca-amarelo);box-shadow:none}.alternativa.certa{border-color:var(--certo);background:var(--certo-fundo)}.alternativa.certa .letra{background:var(--certo);color:#fff;border-color:var(--certo)}.alternativa.errada{border-color:var(--erro);background:var(--erro-fundo)}.alternativa.errada .letra{background:var(--erro);color:#fff;border-color:var(--erro)}.alternativa.riscada{opacity:.55;text-decoration:line-through}.questao-acoes{display:flex;flex-wrap:wrap;gap:var(--e-2);align-items:center}.resolucao{display:flex;flex-direction:column;gap:0;counter-reset:passo}.passo{position:relative;display:grid;grid-template-columns:1fr auto;gap:var(--e-3);padding:var(--e-4) var(--e-4) var(--e-4) var(--e-5);border-left:3px solid var(--traco);transition:border-color var(--dur-2)}.passo:before{content:"";position:absolute;left:-7px;top:calc(var(--e-4) + 4px);width:11px;height:11px;border-radius:50%;background:var(--papel);border:3px solid var(--traco-forte);transition:all var(--dur-2)}.passo-titulo{font-family:var(--fonte-display);font-weight:800;font-size:var(--t-md);margin:0 0 var(--e-1)}.passo-corpo{margin:0;color:var(--tinta-2)}.passo-corpo .katex-display{margin:var(--e-2) 0}.passo-num{counter-increment:passo;font-family:var(--fonte-mono);font-size:var(--t-sm);color:var(--tinta-3);align-self:start;padding-top:2px}.passo-num:before{content:"(" counter(passo) ")"}.passo.revelado{border-left-color:var(--marca-amarelo)}.passo.revelado:before{background:var(--marca-amarelo);border-color:var(--marca-grafite)}:root[data-tema=lousa] .passo.revelado:before{border-color:var(--marca-amarelo)}.passo.oculto .passo-corpo,.passo.oculto .passo-titulo{filter:blur(6px);user-select:none;pointer-events:none}.passo.oculto{cursor:pointer}.passo.oculto:after{content:"toque pra revelar";position:absolute;inset:0;display:grid;place-items:center;font-family:var(--fonte-display);font-weight:700;font-size:var(--t-sm);letter-spacing:.08em;text-transform:uppercase;color:var(--tinta-2)}.passo.final{background:var(--acento-fundo);border-left-color:var(--marca-amarelo);border-radius:0 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