/* IMPERA App · sistema visual v6
   Preto absoluto, branco de alto contraste. Anton para títulos e números, Barlow Condensed para rótulos, Barlow para leitura.
   Verde e vermelho só carregam significado (certo/errado, desempenho). Um movimento-assinatura: a barra de progresso que enche. */
:root {
  --bg: #000;
  --card: #0c0c0c; --card2: #151515; --card3: #1d1d1d;
  --linha: #222; --linha2: #333; --linha3: #4d4d4d;
  --txt: #f5f5f4; --mut: #a6a6a3; --apag: #6e6e6b;
  --branco: #fff; --preto: #000;
  --ok: #3ccf82; --ok-bg: rgba(60,207,130,.07);
  --err: #f2554f; --err-bg: var(--card);
  --warn: #f0b04a;
  --r: 16px; --r2: 12px; --r3: 8px;
  --disp: 'Anton', 'Impact', 'Arial Narrow', sans-serif;
  --cond: 'Barlow Condensed', 'Arial Narrow', sans-serif;
  --corpo: 'Barlow', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --sai: cubic-bezier(.16, 1, .3, 1);
  --larg: 660px;
  --t1: clamp(34px, 6.4vw, 46px);
  --t-hero: clamp(52px, 13vw, 84px);
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; background: var(--bg); scrollbar-color: var(--linha3) var(--bg); scrollbar-width: thin; }
body { margin: 0; background: var(--bg); color: var(--txt); font: 17px/1.55 var(--corpo); min-height: 100vh; min-height: 100dvh; -webkit-tap-highlight-color: transparent; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
::selection { background: var(--branco); color: var(--preto); }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--linha2); border-radius: 99px; border: 2px solid var(--bg); }
::-webkit-scrollbar-thumb:hover { background: var(--linha3); }
button { font: inherit; color: inherit; cursor: pointer; }
button:disabled { cursor: not-allowed; }
a { color: inherit; }
p { margin: 0; }
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--branco); outline-offset: 3px; border-radius: 4px; }
.btn:focus-visible, .alt:focus-visible, .chip:focus-visible { outline-offset: 3px; }
.num, .pct, .pctm, .placar, .prog-txt, .relogio, .relogio-sim, .pct-grande, .gq-n, .dn, .gd, .cr, .rank .pos, .rank .ac, .al-d b, .q-meta, .sec-n b { font-variant-numeric: tabular-nums; }

/* ícones */
.ic { width: 1em; height: 1em; flex: none; display: inline-block; vertical-align: -.12em; }

/* ---------- moldura ---------- */
.topo { position: sticky; top: 0; z-index: 5; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px;
  padding: calc(10px + env(safe-area-inset-top)) max(16px, calc((100% - var(--larg)) / 2 + 16px)) 10px; min-height: 58px;
  background: rgba(0,0,0,.86); -webkit-backdrop-filter: saturate(140%) blur(14px); backdrop-filter: saturate(140%) blur(14px); border-bottom: 1px solid var(--linha); }
.marca { display: flex; align-items: center; gap: 10px; }
.marca img { height: 34px; width: auto; }
.marca .logo { height: 30px; width: auto; display: block; }
.wm { font-family: var(--disp); font-size: 24px; letter-spacing: .06em; line-height: 1; display: flex; flex-direction: column; }
.wm small { font-family: var(--cond); font-weight: 600; font-size: 10px; letter-spacing: .42em; color: var(--mut); margin-top: 3px; }
.wm.grande { font-size: 54px; align-items: center; }
.wm.grande small { font-size: 14px; letter-spacing: .5em; margin-top: 6px; }
.tt { margin: 0; font-family: var(--disp); font-weight: 400; font-size: 21px; letter-spacing: .03em; text-transform: uppercase; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.voltar { display: grid; place-items: center; width: 40px; height: 40px; margin-left: -8px; background: none; border: 0; border-radius: 99px; font-size: 24px; color: var(--txt); transition: background-color .2s; }
.voltar:hover { background: var(--card3); }
.lnk { background: none; border: 0; padding: 8px 2px; color: var(--mut); font: 600 15px var(--cond); letter-spacing: .08em; text-transform: uppercase; text-decoration: none; transition: color .2s; }
.lnk:hover { color: var(--txt); text-decoration: underline; text-underline-offset: 4px; }
.demo { background: var(--branco); color: var(--preto); font: 600 14px var(--cond); letter-spacing: .05em; text-align: center; padding: 7px 12px; }
.demo a { color: var(--preto); font-weight: 700; }
.demo button { background: none; border: 0; text-decoration: underline; text-underline-offset: 3px; font-weight: 700; padding: 0 2px; color: var(--preto); }
.conteudo { max-width: var(--larg); margin: 0 auto; padding: 20px 16px calc(48px + env(safe-area-inset-bottom)); display: flex; flex-direction: column; gap: 14px; }
.conteudo.largo-desk { max-width: 960px; }

/* ---------- tipografia ---------- */
.titulo { font-family: var(--disp); font-weight: 400; font-size: var(--t1); line-height: 1; margin: 0; letter-spacing: .01em; text-transform: uppercase; text-wrap: balance; }
.titulo .de { font-size: .42em; color: var(--mut); letter-spacing: .04em; vertical-align: .55em; margin-left: 4px; }
.meta { font: 600 14px var(--cond); letter-spacing: .14em; text-transform: uppercase; color: var(--mut); }
.res-t { margin: 0; font: 400 24px/1.1 var(--disp); letter-spacing: .03em; text-transform: uppercase; text-wrap: balance; }
.mut { color: var(--mut); }
.peq { font-size: 15px; line-height: 1.5; margin: 0; }
.ola { font-size: 18px; color: var(--mut); }
.ola b { color: var(--txt); font-weight: 600; }
.num { font: 400 40px/1 var(--disp); letter-spacing: .01em; }
.rot { font: 600 13px var(--cond); letter-spacing: .12em; text-transform: uppercase; color: var(--mut); margin-top: 6px; display: block; }
.sec-t { margin: 14px 0 -2px; font: 400 22px/1.1 var(--disp); letter-spacing: .03em; text-transform: uppercase; color: var(--txt); }
.centro-txt { text-align: center; }
.ok-txt { display: flex; align-items: center; gap: 8px; color: var(--ok); font: 700 16px var(--cond); letter-spacing: .06em; text-transform: uppercase; margin: 6px 0; }

/* ---------- superfícies ---------- */
.cartao { background: var(--card); border: 1px solid var(--linha); border-radius: var(--r); padding: 20px; }
.cartao h3 { margin: 0 0 14px; font: 700 14px var(--cond); letter-spacing: .14em; text-transform: uppercase; color: var(--mut); }
.cab { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.cab .lnk { padding: 0; }
.centro { text-align: center; display: flex; flex-direction: column; gap: 12px; align-items: center; }
.centro .btn { width: 100%; }
.linha2 { display: grid; grid-template-columns: auto 1fr; gap: 18px; align-items: center; }
.grade3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; text-align: center; }
.grade3 > div { padding: 4px 6px; }
.grade3 > div + div { border-left: 1px solid var(--linha); }
.grade3 .num { font-size: 34px; }
.grade3 .rot { font-size: 12px; letter-spacing: .1em; }
.duas { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.duas .btn { font-size: 16px; letter-spacing: .07em; padding-left: 12px; padding-right: 12px; }
.rodape { text-align: center; margin-top: 10px; }

/* ---------- botões ---------- */
.btn { display: inline-flex; justify-content: center; align-items: center; gap: 10px; min-height: 52px; padding: 12px 22px; border-radius: var(--r2); border: 1px solid var(--branco);
  background: var(--branco); color: var(--preto); font: 700 18px/1.1 var(--cond); letter-spacing: .1em; text-transform: uppercase; text-decoration: none; text-align: center;
  transition: background-color .2s, border-color .2s, color .2s, transform .12s var(--sai), opacity .2s; }
.btn:hover:not(:disabled) { background: #dcdcda; border-color: #dcdcda; }
.btn:active:not(:disabled) { transform: scale(.98); }
.btn:disabled { background: var(--card3); border-color: var(--card3); color: var(--apag); }
.btn .ic { font-size: 20px; }
.btn.sec { background: transparent; color: var(--txt); border-color: var(--linha2); }
.btn.sec:hover:not(:disabled) { background: var(--card2); border-color: var(--linha3); }
.btn.sec:disabled { background: transparent; border-color: var(--linha); color: var(--apag); }
.btn.grande { min-height: 60px; font-size: 20px; width: 100%; }
.btn.largo { width: 100%; }
.btn[aria-busy="true"] { opacity: .6; pointer-events: none; }
.atalhos { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.atalhos .btn { font-size: 16px; letter-spacing: .08em; padding: 12px 10px; }
.atalhos .btn:only-child { grid-column: 1 / -1; }

/* ---------- missão de hoje (o momento de conquista) ---------- */
.missao-card { position: relative; overflow: hidden; isolation: isolate; border-radius: calc(var(--r) + 4px); padding: 26px 22px 22px; display: flex; flex-direction: column; gap: 12px;
  background: #0a0a0a; border: 1px solid var(--linha2); }
.missao-card::after { content: ''; position: absolute; z-index: -1; right: -70px; top: -20px; width: 340px; height: 200px; background: url(../img/caveira-alpha.png) right top / cover no-repeat; opacity: .16; pointer-events: none;
  -webkit-mask-image: linear-gradient(200deg, #000 30%, transparent 85%); mask-image: linear-gradient(200deg, #000 30%, transparent 85%); }
.missao-card .titulo { font-size: var(--t-hero); line-height: .92; }
.missao-card .meta { margin-top: -4px; }
.missao-card.feita { border-color: rgba(60,207,130,.55); }
.selo { align-self: flex-start; display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px 6px 10px; border-radius: 99px; background: var(--ok); color: var(--preto); font: 700 14px var(--cond); letter-spacing: .1em; text-transform: uppercase; }
.selo .ic { font-size: 16px; }
.placar { font: 500 20px var(--cond); color: var(--mut); }
.placar b { font: 400 48px var(--disp); color: var(--txt); margin-right: 2px; }
.placar span { color: var(--mut); margin-left: 8px; }
.prog-txt { font: 600 15px var(--cond); letter-spacing: .06em; color: var(--mut); }

/* barra de progresso: o movimento-assinatura */
.barra { height: 10px; border-radius: 99px; background: var(--card3); overflow: hidden; }
.barra i { display: block; height: 100%; background: var(--branco); border-radius: 99px; transform-origin: left center; animation: encher 1.1s var(--sai) both; transition: width .6s var(--sai); }
.barra.fina { height: 5px; }
.barra.fina i { animation: none; }
.barra i.ruim { background: var(--err); }
@keyframes encher { from { transform: scaleX(0); } }

/* semana */
.semana { display: flex; justify-content: space-between; gap: 4px; }
.dia { display: flex; flex-direction: column; align-items: center; gap: 6px; font: 600 12px var(--cond); color: var(--mut); }
.dia i { width: 22px; height: 22px; border-radius: 50%; border: 2px solid var(--linha2); }
.dia.ok i { background: var(--branco); border-color: var(--branco); }
.dia.ok { color: var(--txt); }

/* ---------- matérias e desempenho ---------- */
.mat { padding: 12px 0; border-top: 1px solid var(--linha); }
.cab + .mat, h3 + .mat { border-top: 0; padding-top: 0; }
.mat-l { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; margin-bottom: 8px; font-weight: 500; }
.mat-l b { font: 600 18px var(--cond); letter-spacing: .02em; }
.mat-s { font-size: 13px; color: var(--mut); margin-top: 6px; }
.pct { font: 400 26px var(--disp); }
.assuntos { display: flex; flex-direction: column; }
.ass { display: grid; grid-template-columns: 1fr auto auto; gap: 10px; align-items: center; padding: 10px 0; border-top: 1px solid var(--linha); font-size: 15px; }
.ass:first-child { border-top: 0; }
.st { font: 700 12px var(--cond); letter-spacing: .1em; text-transform: uppercase; padding: 3px 10px; border-radius: 99px; white-space: nowrap; border: 1px solid; }
.st.novo { color: var(--mut); border-color: var(--linha2); }
.st.treino { color: var(--txt); border-color: var(--linha3); }
.st.dominado { color: var(--preto); background: var(--ok); border-color: var(--ok); }
.st.reforco { color: var(--err); border-color: var(--err); background: transparent; }
.legenda { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: 13px; color: var(--mut); margin-top: 12px; }

/* ---------- questão ---------- */
.segs { display: grid; grid-template-columns: repeat(var(--n), 1fr); gap: 3px; }
.segs i { height: 5px; border-radius: 3px; background: var(--card3); transition: background-color .3s; }
.segs i.ok { background: var(--ok); } .segs i.err { background: var(--err); }
.segs i.at { box-shadow: 0 0 0 1px var(--branco); background: var(--linha3); }
.segs i.at.ok { background: var(--ok); } .segs i.at.err { background: var(--err); }
.q-meta { display: flex; justify-content: space-between; font: 600 15px var(--cond); letter-spacing: .1em; text-transform: uppercase; color: var(--mut); }
.relogio.passou { color: var(--warn); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { display: inline-flex; align-items: center; font: 700 13px var(--cond); letter-spacing: .08em; text-transform: uppercase; padding: 4px 10px; border-radius: 6px; background: var(--branco); color: var(--preto); }
.tag.lev { background: transparent; color: var(--txt); border: 1px solid var(--linha2); }
.tag.rev { background: transparent; color: var(--txt); border: 1px dashed var(--linha3); }
.enunciado { font-size: 19px; line-height: 1.6; white-space: pre-line; max-width: 68ch; }
.alts { display: flex; flex-direction: column; gap: 10px; }
.alt { display: grid; grid-template-columns: 36px 1fr; gap: 14px; align-items: start; text-align: left; padding: 14px 16px 14px 14px; border-radius: var(--r2); background: var(--card); border: 1px solid var(--linha2); font-size: 17px; line-height: 1.5;
  transition: border-color .18s, background-color .18s, opacity .25s; }
.alt .l { width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--linha3); display: grid; place-items: center; font: 700 17px var(--cond); transition: background-color .18s, border-color .18s, color .18s; }
.alt:hover:not(:disabled) { border-color: var(--linha3); background: var(--card2); }
.alt:disabled { cursor: default; }
.alt.sel { border-color: var(--branco); background: var(--card2); box-shadow: inset 0 0 0 1px var(--branco); }
.alt.sel .l { background: var(--branco); color: var(--preto); border-color: var(--branco); }
.alt.certa { border-color: var(--ok); background: var(--ok-bg); box-shadow: inset 0 0 0 1px var(--ok); }
.alt.certa .l { background: var(--ok); border-color: var(--ok); color: var(--preto); }
.alt.errada { border-color: var(--err); background: var(--err-bg); box-shadow: inset 0 0 0 1px var(--err); }
.alt.errada .l { background: var(--err); border-color: var(--err); color: var(--preto); }
.alt.apagada { opacity: .42; }
.fb { border-radius: var(--r2); padding: 16px 18px; border: 1px solid; display: flex; flex-direction: column; gap: 8px; background: var(--card); }
.fb.ok { background: var(--ok-bg); border-color: var(--ok); }
.fb.err { border-color: var(--err); }
.fb > b:first-child { font: 400 24px var(--disp); letter-spacing: .03em; text-transform: uppercase; }
.fb.ok > b:first-child { color: var(--ok); }
.fb.err > b:first-child { color: var(--err); }
.fb p { font-size: 16px; }
.acoes { display: flex; flex-direction: column; gap: 6px; align-items: center; padding: 4px 0 env(safe-area-inset-bottom); }

/* ---------- resultado ---------- */
.resultado { padding-top: 28px; padding-bottom: 24px; }
.resultado .pct-grande { font: 400 clamp(88px, 24vw, 128px)/.95 var(--disp); letter-spacing: -.01em; }
.pct-grande.ok { color: var(--ok); } .pct-grande.err { color: var(--txt); }

/* ---------- ranking ---------- */
.rank { list-style: none; margin: 0; padding: 0; }
.rank li { display: grid; grid-template-columns: 44px 1fr auto; align-items: center; gap: 10px; padding: 12px 8px; border-top: 1px solid var(--linha); }
.rank li:first-child { border-top: 0; }
.rank li.eu { background: var(--card2); border-radius: var(--r3); }
.rank .pos { font: 400 22px var(--disp); color: var(--mut); }
.rank li:nth-child(-n+3) .pos { color: var(--branco); }
.rank .ac { font: 600 20px var(--cond); }
.rank small { color: var(--mut); font-size: 14px; }

/* ---------- mentor ---------- */
.filtros { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { border: 1px solid var(--linha2); background: var(--card); border-radius: 99px; padding: 8px 15px; font: 600 15px var(--cond); letter-spacing: .04em; transition: background-color .18s, border-color .18s, color .18s; }
.chip:hover { border-color: var(--linha3); }
.chip.on { background: var(--branco); color: var(--preto); border-color: var(--branco); }
.chip small { opacity: .7; margin-left: 4px; }
.alunos { display: grid; gap: 10px; }
.aluno { display: grid; grid-template-columns: 1fr auto; gap: 8px 12px; text-align: left; background: var(--card); border: 1px solid var(--linha); border-radius: var(--r2); padding: 16px; transition: border-color .18s, background-color .18s; }
.aluno:hover { border-color: var(--linha3); background: var(--card2); }
.al-n { display: flex; flex-direction: column; min-width: 0; }
.al-n b { font-weight: 600; }
.al-n .peq { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.al-d { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 14px; color: var(--mut); }
.al-d b { color: var(--txt); font: 600 16px var(--cond); }
.erros { margin: 0; padding-left: 20px; display: flex; flex-direction: column; gap: 12px; }
.erros p { font-size: 15px; }
.tab { width: 100%; border-collapse: collapse; font-size: 15px; }
.tab th { text-align: left; font: 700 13px var(--cond); letter-spacing: .1em; text-transform: uppercase; color: var(--mut); padding: 0 6px 10px 0; }
.tab td { padding: 10px 6px 10px 0; border-top: 1px solid var(--linha); vertical-align: top; }
.tab tr.sub td { padding-top: 0; border-top: 0; }
.peso { display: grid; grid-template-columns: 1fr 90px; gap: 12px; align-items: center; margin-bottom: 8px; }

/* ---------- formulários ---------- */
.campo { width: 100%; min-height: 52px; padding: 12px 14px; border-radius: var(--r2); border: 1px solid var(--linha2); background: #080808; color: var(--txt); font: 18px var(--corpo); margin-bottom: 14px; transition: border-color .18s, box-shadow .18s; }
.campo::placeholder { color: var(--apag); }
.campo:hover { border-color: var(--linha3); }
.campo:focus { border-color: var(--branco); box-shadow: 0 0 0 1px var(--branco); outline: none; }
.campo[aria-invalid="true"] { border-color: var(--err); }
.campo.codigo { font: 400 36px var(--disp); letter-spacing: .3em; text-align: center; }
select.campo { appearance: auto; }
form .rot { margin-bottom: 8px; }
form h3 { margin-top: 10px; }
.erro { color: var(--err); font-size: 15px; min-height: 1px; margin-top: 10px; }
.erro:empty { display: none; }

/* ---------- login ---------- */
/* Composição assimétrica: a caveira ocupa o topo inteiro, a marca e o título alinham à esquerda.
   Sem cartão: o formulário assenta direto no preto, separado por um fio. */
.login { min-height: 100vh; min-height: 100dvh; max-width: 460px; margin: 0 auto; padding: 0 16px calc(28px + env(safe-area-inset-bottom)); display: flex; flex-direction: column; }
.login-marca { position: relative; display: flex; flex-direction: column; align-items: flex-start; }
.login-caveira { width: calc(100% + 32px); margin: 0 -16px; aspect-ratio: 4 / 3; overflow: hidden; position: relative; }
.login-caveira img { width: 100%; height: 100%; object-fit: cover; object-position: 78% 30%; display: block; filter: contrast(1.08); }
.login-caveira::after { content: ''; position: absolute; inset: 0; background: linear-gradient(0deg, #000 2%, rgba(0,0,0,.55) 34%, rgba(0,0,0,0) 62%), linear-gradient(90deg, rgba(0,0,0,.7) 0%, rgba(0,0,0,0) 55%); }
.logo-grande { width: min(200px, 52vw); height: auto; display: block; margin-top: -78px; position: relative; z-index: 1; }
.login-form { display: flex; flex-direction: column; margin-top: 28px; padding-top: 26px; border-top: 1px solid var(--linha2); }
.login-t { margin: 0 0 4px; font: 400 clamp(54px, 15vw, 76px)/.9 var(--disp); letter-spacing: .005em; text-transform: uppercase; color: var(--txt); }
.login-lema { margin: 14px 0 30px; font: 600 15px/1.35 var(--cond); letter-spacing: .12em; text-transform: uppercase; color: var(--mut); text-wrap: balance; }
.login-form .rot { margin: 0 0 4px; }
.login-form .campo { border: 0; border-bottom: 2px solid var(--linha3); border-radius: 0; background: transparent; padding: 10px 0 12px; font-size: 21px; margin-bottom: 22px; transition: border-color .18s; }
.login-form .campo:hover { border-color: var(--mut); }
.login-form .campo:focus { border-color: var(--branco); box-shadow: none; }
.login-form .campo:-webkit-autofill { -webkit-text-fill-color: var(--txt); -webkit-box-shadow: 0 0 0 40px var(--bg) inset; caret-color: var(--txt); }
.login-form .campo.codigo { font-size: 44px; letter-spacing: .32em; text-align: left; padding-left: 2px; }
.login-form .btn { width: 100%; min-height: 58px; font-size: 19px; }
.login-form > .mut:not(.peq) { margin: 22px 0; }
.login-form .peq { margin: 14px 0 0; }
.login-form .erro { margin-top: 12px; }
.linha-lnk { display: flex; justify-content: space-between; margin-top: 10px; }
.login-pe { margin-top: auto; padding-top: 36px; display: flex; justify-content: flex-start; }
.login-pe .lnk { padding-left: 0; display: inline-flex; align-items: center; gap: 8px; }
.login-pe .lnk::after { content: ''; width: 18px; height: 1px; background: currentColor; transition: width .25s var(--sai); }
.login-pe .lnk:hover { text-decoration: none; }
.login-pe .lnk:hover::after { width: 30px; }
.login input { caret-color: var(--branco); }

/* ---------- diversos ---------- */
.instalar { display: flex; flex-direction: column; gap: 8px; }
.carregando { display: flex; align-items: center; gap: 12px; justify-content: center; padding: 72px 0; color: var(--mut); font: 600 16px var(--cond); letter-spacing: .12em; text-transform: uppercase; }
.carregando span { width: 22px; height: 22px; border: 3px solid var(--linha2); border-top-color: var(--branco); border-radius: 50%; animation: gira .8s linear infinite; }
@keyframes gira { to { transform: rotate(360deg); } }
.toast { position: fixed; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom)); transform: translateX(-50%); background: var(--branco); color: var(--preto); padding: 13px 20px; border-radius: var(--r2); font-weight: 600; z-index: 60; max-width: calc(100% - 32px); box-shadow: 0 12px 40px rgba(0,0,0,.6); transition: opacity .5s var(--sai); }
.toast.vai { opacity: 0; }

/* ===== trilha diária ===== */
.prog { display: flex; flex-direction: column; gap: 12px; }
.prog .prog-n { color: var(--txt); font: 400 24px var(--disp); letter-spacing: .02em; text-transform: uppercase; margin: 0; }
.prog.off { opacity: .6; }
.bloco-cab { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.bloco-a { font-size: 18px; line-height: 1.4; font-weight: 500; text-wrap: pretty; }
.pctm { font: 400 22px var(--disp); }

/* O que fazer hoje: uma ordem do dia, não uma pilha de cartões.
   Cada assunto é uma linha numerada entre fios; o número vira um visto quando o assunto fecha. */
.ordem { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--linha2); }
.ordem > li { border-bottom: 1px solid var(--linha2); }
.bloco { display: grid; grid-template-columns: 52px 1fr 20px; gap: 0 14px; align-items: start; width: 100%; text-align: left; background: none; border: 0; border-radius: 0; padding: 20px 0 22px; color: var(--txt); position: relative; transition: background-color .2s; }
.bloco::before { content: ''; position: absolute; inset: 0 -16px; background: var(--card); opacity: 0; transition: opacity .2s; z-index: -1; }
.ordem > li { position: relative; isolation: isolate; }
.bloco:hover:not(:disabled)::before { opacity: 1; }
.bloco:active:not(:disabled)::before { opacity: 1; background: var(--card2); }
.bloco:disabled { opacity: .45; }
.bloco:focus-visible { outline-offset: -2px; border-radius: 2px; }
.bloco-n { font: 400 54px/.82 var(--disp); color: var(--txt); font-variant-numeric: tabular-nums; padding-top: 2px; }
.bloco-n .ic { font-size: 34px; color: var(--ok); stroke-width: 3; vertical-align: 0; }
.bloco-c { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.bloco-d { font: 700 14px var(--cond); letter-spacing: .14em; text-transform: uppercase; color: var(--mut); }
.bloco-st { font: 700 13px var(--cond); letter-spacing: .12em; text-transform: uppercase; color: var(--ok); }
.ordem .bloco-a { display: block; font-size: 18px; line-height: 1.38; }
.bloco-ir { align-self: center; color: var(--apag); font-size: 20px; transition: color .2s, transform .25s var(--sai); }
.bloco:hover:not(:disabled) .bloco-ir { color: var(--txt); transform: translateX(3px); }
.bloco.feito .bloco-a { color: var(--mut); }
.passos { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 18px; margin-top: 4px; font: 600 14px var(--cond); letter-spacing: .08em; text-transform: uppercase; color: var(--txt); }
.passos > span { display: inline-flex; align-items: center; gap: 7px; white-space: nowrap; }
.passos > span:not(.ok)::before { content: ''; width: 9px; height: 9px; border: 1.5px solid currentColor; border-radius: 2px; flex: none; }
.passos .ic { font-size: 14px; stroke-width: 3; }
.passos .ok { color: var(--ok); }
.passos .off { color: var(--apag); }
.lembrete { border-color: var(--linha3); display: flex; flex-direction: column; gap: 12px; }
.lembrete .lem-t { margin: 0; font: 400 22px var(--disp); letter-spacing: .03em; color: var(--txt); }
.lembrete ul { margin: 0; padding-left: 20px; display: flex; flex-direction: column; gap: 6px; font-size: 15px; }
.assunto { font: 500 22px/1.35 var(--corpo); margin: 0; text-wrap: balance; }
.passo { display: grid; grid-template-columns: 40px 1fr; gap: 14px; align-items: start; }
.passo h3 { margin: 6px 0 8px; color: var(--txt); font-size: 17px; letter-spacing: .1em; }
.passo > div { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.passo-n { width: 40px; height: 40px; border-radius: 50%; background: var(--branco); color: var(--preto); display: grid; place-items: center; font: 400 22px var(--disp); }
.video { position: relative; width: 100%; padding-top: 56.25%; border-radius: var(--r2); overflow: hidden; background: #000; border: 1px solid var(--linha); }
.video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.faixa { border-radius: var(--r2); padding: 14px 16px; border: 1px solid; font-size: 15px; background: var(--card); }
.faixa.ruim { border-color: var(--err); }
.faixa.media { border-color: var(--linha3); }
.faixa.boa { border-color: var(--ok); background: var(--ok-bg); }
.destaque { border-color: var(--ok); background: var(--ok-bg); }
.orient summary { cursor: pointer; font: 700 16px var(--cond); letter-spacing: .1em; text-transform: uppercase; list-style-position: inside; }
.orient h4 { margin: 16px 0 6px; font: 700 15px var(--cond); letter-spacing: .08em; text-transform: uppercase; color: var(--mut); }
.orient ul { margin: 0; padding-left: 20px; font-size: 15px; display: flex; flex-direction: column; gap: 4px; }

/* lista de dias */
.dias { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.dia-l button { width: 100%; display: grid; grid-template-columns: 44px 1fr; gap: 14px; align-items: center; text-align: left; background: var(--card); border: 1px solid var(--linha); border-radius: var(--r2); padding: 12px 14px; transition: border-color .18s, background-color .18s; }
.dia-l button:hover:not(:disabled) { border-color: var(--linha3); background: var(--card2); }
.dia-l.bloq button { opacity: .5; }
.dia-l.atual button { border-color: var(--branco); box-shadow: inset 0 0 0 1px var(--branco); }
.dn { width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--linha3); display: grid; place-items: center; font: 600 18px var(--cond); }
.dn .ic { font-size: 18px; }
.dia-l.bloq .dn { color: var(--apag); border-color: var(--linha2); }
.dia-l.atual .dn { background: var(--branco); color: var(--preto); border-color: var(--branco); }
.dia-l.feito .dn { background: var(--ok); color: var(--preto); border-color: var(--ok); }
.dc { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.dc b { font-weight: 600; }
.dt { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.dt .tag, .dt .st { font-size: 11px; padding: 2px 8px; }
.dl { font-size: 14px; color: var(--mut); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.dl .ic { margin-right: 4px; color: var(--ok); }

/* caderno de erros */
.motivos { display: flex; flex-direction: column; gap: 8px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips .chip { font-size: 14px; padding: 7px 12px; }
.erro-item { display: flex; flex-direction: column; gap: 10px; }
.erro-enun { font-size: 16px; display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden; }
.sel-disc { color: var(--txt); }

/* conteúdo (mentor) */
.grade-dias { display: grid; grid-template-columns: repeat(auto-fill, minmax(34px, 1fr)); gap: 5px; }
.gd { display: inline-grid; place-items: center; min-width: 30px; height: 30px; border-radius: 6px; background: var(--card2); border: 1px solid var(--linha2); color: var(--apag); font: 600 13px var(--cond); }
.gd.lib { color: var(--txt); border-color: var(--linha3); }
.gd.atual { background: var(--branco); color: var(--preto); border-color: var(--branco); }
.gd.feito { background: var(--ok); color: var(--preto); border-color: var(--ok); }
.legenda .gd { min-width: 18px; width: 18px; height: 18px; margin-left: 8px; }
.nav-dia { display: grid; grid-template-columns: 54px 1fr 54px; gap: 8px; align-items: start; }
.nav-dia .campo { margin: 0; }
.nav-dia .btn { min-height: 52px; padding: 0; }
.form-bloco { display: flex; flex-direction: column; }
.form-bloco .tag { align-self: flex-start; margin-bottom: 8px; }
.form-bloco .bloco-a { margin-bottom: 12px; }
.form-bloco .peq { margin-bottom: 12px; }

/* ===== simulados ===== */
.sim-card { border-color: var(--linha3); display: flex; flex-direction: column; gap: 10px; }
.sim-card.feito { border-color: var(--linha); }
.tag.sim { background: transparent; color: var(--txt); border: 1px solid var(--branco); }
.dl.sim-l { color: var(--txt); }
.sim-intro { display: flex; flex-direction: column; gap: 14px; }
.sim-intro .meta { margin-top: -6px; }
.sim-num { background: var(--card2); border-radius: var(--r2); padding: 14px 6px; }
.regras { padding-left: 20px; display: flex; flex-direction: column; gap: 8px; }
.prova-cab { display: flex; justify-content: space-between; align-items: center; font: 600 15px var(--cond); letter-spacing: .06em; text-transform: uppercase; color: var(--mut); position: sticky; top: 0; z-index: 5; background: var(--bg); padding: 10px 0; border-bottom: 1px solid var(--linha); }
.relogio-sim { font: 400 26px var(--disp); letter-spacing: .04em; color: var(--txt); }
.relogio-sim.alerta { color: var(--err); }
.texto-base { background: var(--card); border: 1px solid var(--linha); border-radius: var(--r2); padding: 12px 16px; }
.texto-base summary { cursor: pointer; font: 700 14px var(--cond); letter-spacing: .08em; text-transform: uppercase; color: var(--mut); }
.texto-base summary:hover { color: var(--txt); }
.texto-base .tb { white-space: pre-line; font-size: 16px; line-height: 1.65; margin-top: 10px; max-height: 55vh; overflow-y: auto; max-width: 70ch; }
.prova-nav { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
.prova-nav .btn { padding-left: 8px; padding-right: 8px; }
.cartao-resp { display: grid; grid-template-columns: repeat(auto-fill, minmax(48px, 1fr)); gap: 6px; margin: 12px 0 16px; }
.cr-sec { grid-column: 1 / -1; font: 700 12px var(--cond); letter-spacing: .1em; text-transform: uppercase; color: var(--mut); margin-top: 8px; }
.cr { display: flex; flex-direction: column; align-items: center; padding: 6px 0; border-radius: var(--r3); border: 1px solid var(--linha); background: var(--card2); color: var(--txt); font: 700 16px var(--cond); transition: border-color .18s; }
.cr:hover { border-color: var(--linha3); }
.cr small { font-size: 12px; color: var(--mut); }
.cr.ok { background: var(--branco); color: var(--preto); border-color: var(--branco); }
.cr.ok small { color: #3a3a3a; }
.cr.at { box-shadow: 0 0 0 2px var(--bg), 0 0 0 4px var(--branco); }
.gabarito { display: flex; flex-direction: column; gap: 8px; }
.gab-q { background: var(--card); border: 1px solid var(--linha); border-radius: var(--r2); transition: border-color .18s; }
.gab-q[open] { border-color: var(--linha3); }
.gab-q.certa .gq-n { color: var(--ok); } .gab-q.errada .gq-n { color: var(--err); } .gab-q.branco .gq-n { color: var(--mut); }
.gab-q > summary { display: grid; grid-template-columns: 38px 1fr auto; gap: 4px 10px; align-items: center; padding: 12px 14px; cursor: pointer; list-style: none; }
.gab-q > summary::-webkit-details-marker { display: none; }
.gq-n { font: 400 22px var(--disp); grid-row: span 2; }
.gq-s { font: 600 13px var(--cond); letter-spacing: .06em; text-transform: uppercase; color: var(--mut); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.gq-r { font-size: 14px; grid-column: 2; }
.gq-st { grid-column: 3; grid-row: 1 / span 2; font: 700 12px var(--cond); letter-spacing: .08em; text-transform: uppercase; padding: 3px 9px; border-radius: 99px; border: 1px solid var(--linha2); }
.gq-st.certa { color: var(--ok); border-color: var(--ok); } .gq-st.errada { color: var(--err); border-color: var(--err); } .gq-st.branco { color: var(--mut); border-color: var(--linha3); }
.gq-corpo { padding: 0 14px 16px; display: flex; flex-direction: column; gap: 12px; }
.gq-corpo .enunciado { font-size: 17px; }
.sec-n { display: inline-block; margin: 0 12px 4px 0; font-size: 13px; color: var(--mut); }
.sec-n b { color: var(--txt); }

/* ===== mapa mental ===== */
.mapa-mini { display: block; position: relative; width: 100%; height: 160px; padding: 0; border: 1px solid var(--linha2); border-radius: var(--r2); overflow: hidden; background: #fff; transition: transform .12s var(--sai), border-color .18s; }
.mapa-mini:hover { border-color: var(--linha3); }
.mapa-mini img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: top; }
.mapa-mini span { position: absolute; left: 0; right: 0; bottom: 0; padding: 26px 16px 12px; background: linear-gradient(transparent, rgba(0,0,0,.94) 55%);
  color: var(--branco); font: 700 17px var(--cond); letter-spacing: .08em; text-transform: uppercase; text-align: left; }
.mapa-mini:active { transform: scale(.99); }
body.travado { overflow: hidden; }
.mapa-ver { position: fixed; inset: 0; z-index: 50; display: flex; flex-direction: column; background: #000; }
.mapa-barra { display: flex; align-items: center; gap: 8px; padding: calc(8px + env(safe-area-inset-top)) 12px 8px; border-bottom: 1px solid var(--linha); }
.mapa-barra .tt { flex: 1; min-width: 0; font-size: 17px; }
.mapa-barra .btn { min-height: 44px; padding: 8px 14px; font-size: 16px; text-decoration: none; }
.mapa-area { flex: 1; overflow: auto; -webkit-overflow-scrolling: touch; overscroll-behavior: contain; padding-bottom: env(safe-area-inset-bottom); }
.mapa-area img { display: block; width: 100%; max-width: 900px; height: auto; margin: 0 auto; background: #fff; cursor: zoom-in; }
.mapa-area.zoom img { width: 220%; max-width: none; cursor: zoom-out; }

/* ===== responsivo ===== */
@media (min-width: 760px) {
  .conteudo { padding-top: 32px; gap: 16px; }
  .alunos { grid-template-columns: 1fr 1fr; }
  .atalhos { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
  .atalhos .btn:only-child { grid-column: auto; }
  .missao-card { padding: 34px 32px 28px; }
  .missao-card::after { width: 460px; height: 270px; right: -80px; opacity: .2; }
  .cartao { padding: 24px; }
  .login-caveira { width: 100%; margin: 0; border-radius: 0 0 var(--r) var(--r); }
}
@media (min-width: 1024px) {
  :root { --larg: 720px; }
  body { font-size: 17.5px; }
}
/* computador: a tela Hoje abre em duas colunas para os assuntos do dia */
@media (min-width: 1100px) {
  body:has(.missao-card) .topo { padding-left: max(16px, calc((100% - 1040px) / 2 + 16px)); padding-right: max(16px, calc((100% - 1040px) / 2 + 16px)); }
  .conteudo:has(> .missao-card) { max-width: 1040px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: stretch; }
  .conteudo:has(> .missao-card) > * { grid-column: 1 / -1; }
  .conteudo:has(> .missao-card) > .sim-card, .conteudo:has(> .missao-card) > .prog { grid-column: auto; }
  .ordem { display: grid; grid-template-columns: 1fr 1fr; }
  .ordem > li:nth-child(odd) { padding-right: 28px; }
  .ordem > li:nth-child(even) { padding-left: 28px; border-left: 1px solid var(--linha2); }
  .bloco::before { inset: 0 -12px; }
  .missao-card { min-height: 260px; justify-content: flex-end; }
  .missao-card::after { width: 620px; height: 360px; right: -60px; top: -30px; }
}
@media (max-width: 380px) {
  .grade3 .num { font-size: 28px; }
  .duas { grid-template-columns: 1fr; }
  .prova-nav { grid-template-columns: 1fr 1fr; }
  .prova-nav .btn:last-child { grid-column: 1 / -1; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

/* ===== várias trilhas ===== */
.trilhas { display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none; margin: -2px -16px 0; padding: 2px 16px 4px; }
.trilhas::-webkit-scrollbar { display: none; }
.trilhas .chip { flex: none; white-space: nowrap; }
.conteudo:has(> .missao-card) > .trilhas { grid-column: 1 / -1; }
.lib-t { grid-template-columns: 1fr auto auto; }
.lib-t > span:first-child { display: flex; flex-direction: column; gap: 2px; min-width: 0; font-weight: 500; }
.lib-o { font-weight: 400; }
.lib-t .btn { min-height: 40px; padding: 8px 14px; font-size: 15px; }
@media (max-width: 480px) { .lib-t { grid-template-columns: 1fr auto; } .lib-t .st { display: none; } }