/* ============================================================================
   Compila — UI compartilhada
   ----------------------------------------------------------------------------
   Tokens e componentes usados pelas telas de conteúdo (cursos, curso, aula) e
   pelos elementos que aparecem em todas as páginas (cabeçalho, sino de
   notificações, estados de carregamento/erro/vazio).

   Os nomes das variáveis são os mesmos já usados nas páginas antigas, para que
   as duas gerações de tela convivam sem conflito enquanto a migração acontece.
   ========================================================================== */

:root {
  --bg-dark: #060913;
  --bg-surface: #0a0f1d;
  --bg-surface-elevated: #0f172a;
  --bg-glass: rgba(15, 23, 42, 0.85);

  --border-subtle: rgba(148, 163, 184, 0.14);
  --border-medium: rgba(148, 163, 184, 0.24);
  --border-glow: rgba(79, 195, 247, 0.4);

  --font-display: 'Space Grotesk', -apple-system, system-ui, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
  --font-pixel: 'Press Start 2P', var(--font-mono);

  --cyan: #00f5d4;
  --blue: #38bdf8;
  --orange: #ff5722;
  --purple: #a78bfa;
  --amber: #f59e0b;
  --green: #22c55e;
  --red: #ef4444;

  --text-white: #f8fafc;
  --text-main: #e2e8f0;
  --text-muted: #94a3b8;
  --text-dim: #7f8ea5;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 9999px;

  --ease-smooth: cubic-bezier(0.16, 1, 0.3, 1);

  /* Escala tipográfica: um passo de 1.25 entre níveis. Todos com clamp para
     acompanhar a tela sem media query. */
  --t-hero: clamp(30px, 6vw, 52px);
  --t-h1:   clamp(25px, 4.4vw, 38px);
  --t-h2:   clamp(20px, 3vw, 27px);
  --t-h3:   clamp(17px, 2.2vw, 20px);
  --t-body: clamp(15px, 1.5vw, 16.5px);
  --t-sm:   13.5px;
  --t-xs:   11.5px;
}

*, *::before, *::after { box-sizing: border-box; }

/* -------------------------------------------------------- acessibilidade */

:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 2px;
  border-radius: 4px;
}

.so-leitor {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

/* Pular para o conteúdo — primeiro elemento focável de toda página. */
/* O "pular para o conteúdo" fica escondido acima da tela e só desce ao
   receber foco pelo teclado.

   `fixed`, e NÃO `absolute`: com `absolute`, o `top: -60px` conta a partir
   do ancestral posicionado mais próximo. Na missao.html o `body` é
   `position: relative`, então o -60px passou a contar do corpo da página e
   o link pousou em +40 — uma barra ciano gigante permanentemente por cima
   do logotipo, e ainda por cima roubando o toque dele (z-index 200).
   `fixed` ancora sempre na janela, que é o que um skip link precisa. */
.pular-link {
  position: fixed; left: 12px; top: -60px;
  background: var(--cyan); color: #04121c;
  padding: 10px 18px; border-radius: var(--radius-sm);
  font-family: var(--font-mono); font-size: var(--t-sm); font-weight: 700;
  z-index: 200; transition: top .18s var(--ease-smooth);
  min-height: 44px; display: inline-flex; align-items: center;
}
.pular-link:focus { top: 12px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ------------------------------------------------- alvos de toque ------
   Link de texto num cabeçalho tinha 20–24px de altura clicável. No desktop
   passa; no celular, com o menu aberto em lista, é erro na certa. A norma
   pede 44px — aqui o padding vertical faz o alvo crescer sem mudar o
   desenho da barra. */

.header-links a,
.header-links button,
.c-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 6px 2px;
}
.header-links .logo, header .logo {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

/* Listas de links do rodapé: não são texto corrido, então valem como alvo. */
.footer-col a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
}

/* Casa com o ponto em que o cabeçalho vira menu hambúrguer (900px). */
@media (max-width: 900px) {
  .header-links a,
  .header-links button,
  .c-nav a {
    min-height: 44px;
    width: 100%;
    padding: 8px 4px;
  }
  /* O sino e a pílula de XP continuam em linha: não são itens de lista. */
  .header-links .sino-host,
  .header-links #navXpPill { width: auto; }
}

/* ------------------------------------------------------------ cabeçalho */

.c-header {
  display: flex; align-items: center; gap: 18px;
  padding: 14px clamp(16px, 4vw, 28px);
  border-bottom: 1px solid var(--border-subtle);
  position: sticky; top: 0; z-index: 60;
  background: rgba(6, 9, 19, .92);
  backdrop-filter: blur(10px);
}
.c-header .logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-weight: 700; font-size: 17px;
  color: var(--text-white); flex-shrink: 0;
  /* é um <a>: sem isto o "Compila" saía sublinhado em cursos, curso e aula */
  text-decoration: none;
}
/* O logotipo estava laranja aqui e ciano→roxo nas páginas que carregam
   compila-world.css (index, mapa, missao, perfil) — a marca trocava de cor
   conforme a página. Marca não muda de cor: os valores abaixo são os mesmos
   do .logo-box de compila-world.css, escritos literais de propósito, porque
   aquele arquivo redefine --cyan e --purple e estas páginas não o carregam.
   >>> Mudou a cor da marca? Mude nos DOIS arquivos. <<< */
.c-header .logo-box {
  width: 32px; height: 32px; border-radius: 6px;
  background: linear-gradient(135deg, #4fc3f7, #9b87c4);
  box-shadow: 0 0 0 1px rgba(255,255,255,0.15), 0 0 16px rgba(79, 195, 247, 0.55);
  display: grid; place-items: center;
  font-family: var(--font-mono); font-weight: 700; font-size: 14px; color: #fff;
}
.c-nav {
  display: flex; gap: 18px; margin-left: auto;
  font-family: var(--font-mono); font-size: var(--t-sm); color: var(--text-muted);
}
.c-nav a { color: inherit; text-decoration: none; padding: 4px 2px; }
.c-nav a:hover { color: var(--text-white); }
.c-nav a[aria-current="page"] { color: var(--cyan); }
.c-header-acoes { display: flex; align-items: center; gap: 10px; margin-left: 8px; }

@media (max-width: 640px) {
  .c-nav { gap: 12px; font-size: 12px; overflow-x: auto; scrollbar-width: none; }
  .c-nav::-webkit-scrollbar { display: none; }
  .c-header .logo span.nome { display: none; }
}

/* ----------------------------------------------------- sino / notificações */

.sino-wrap { position: relative; }

.sino-btn {
  position: relative;
  width: 40px; height: 40px; border-radius: var(--radius-full);
  display: grid; place-items: center;
  background: var(--bg-surface); border: 1px solid var(--border-subtle);
  color: var(--text-muted); cursor: pointer; font-size: 16px;
  transition: border-color .2s ease, color .2s ease;
}
.sino-btn:hover { border-color: var(--border-medium); color: var(--text-white); }
.sino-btn[aria-expanded="true"] { border-color: var(--border-glow); color: var(--cyan); }

.sino-badge {
  position: absolute; top: -3px; right: -3px;
  min-width: 18px; height: 18px; padding: 0 5px;
  border-radius: var(--radius-full);
  background: var(--orange); color: #fff;
  font-family: var(--font-mono); font-size: 10px; font-weight: 700;
  display: grid; place-items: center;
  border: 2px solid var(--bg-dark);
}
.sino-badge[hidden] { display: none; }

.sino-painel {
  position: absolute; right: 0; top: calc(100% + 10px);
  width: min(340px, calc(100vw - 32px));
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  box-shadow: 0 18px 50px rgba(0, 0, 0, .6);
  overflow: hidden; z-index: 80;
}
.sino-painel[hidden] { display: none; }
.sino-topo {
  display: flex; align-items: center; justify-content: space-between;
  padding: 13px 16px; border-bottom: 1px solid var(--border-subtle);
}
.sino-topo strong { font-family: var(--font-display); font-size: 14px; color: var(--text-white); }
.sino-topo button {
  background: none; border: none; cursor: pointer;
  font-family: var(--font-mono); font-size: 11.5px; color: var(--cyan);
  padding: 4px 6px; border-radius: 6px;
}
.sino-topo button:hover { background: rgba(0, 245, 212, .1); }
.sino-topo button[disabled] { color: var(--text-dim); cursor: default; background: none; }

.sino-lista { max-height: 380px; overflow-y: auto; }
.sino-item {
  display: grid; grid-template-columns: 30px 1fr; gap: 11px;
  padding: 13px 16px; border-bottom: 1px solid var(--border-subtle);
  width: 100%; text-align: left; background: none; border-left: 0; border-right: 0; border-top: 0;
  color: inherit; cursor: pointer; font: inherit;
}
.sino-item:last-child { border-bottom: none; }
.sino-item:hover { background: rgba(148, 163, 184, .05); }
.sino-item.nao-lida { background: rgba(0, 245, 212, .045); }
.sino-item .ic {
  width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center;
  font-size: 14px; background: rgba(148, 163, 184, .1);
}
.sino-item.t-xp .ic        { background: rgba(245, 158, 11, .16); }
.sino-item.t-conquista .ic { background: rgba(139, 92, 246, .16); }
.sino-item.t-curso .ic     { background: rgba(0, 245, 212, .14); }
.sino-item.t-plano .ic     { background: rgba(255, 87, 34, .16); }
.sino-item b { display: block; font-size: 13px; color: var(--text-white); font-weight: 600; margin-bottom: 2px; }
.sino-item p { margin: 0; font-size: 12px; color: var(--text-muted); line-height: 1.45; }
.sino-item time { display: block; margin-top: 4px; font-family: var(--font-mono); font-size: 10.5px; color: var(--text-dim); }
.sino-vazio { padding: 34px 20px; text-align: center; color: var(--text-dim); font-size: 13px; }
.sino-vazio span { display: block; font-size: 26px; margin-bottom: 8px; opacity: .6; }

/* --------------------------------------------------------------- layout */

.c-wrap { max-width: 1100px; margin: 0 auto; padding: clamp(22px, 4vw, 38px) clamp(16px, 4vw, 26px) 80px; }
.c-wrap.estreito { max-width: 760px; }

.c-titulo { font-family: var(--font-display); font-size: var(--t-h1); color: var(--text-white); line-height: 1.15; letter-spacing: -.02em; }
.c-sub { color: var(--text-muted); font-size: var(--t-body); line-height: 1.65; max-width: 62ch; margin-top: 10px; }

.c-migalhas {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  font-family: var(--font-mono); font-size: var(--t-xs);
  color: var(--text-dim); margin-bottom: 14px;
}
.c-migalhas a { color: var(--text-muted); text-decoration: none; }
.c-migalhas a:hover { color: var(--cyan); }

.c-tag {
  display: inline-block; padding: 5px 11px; border-radius: var(--radius-full);
  font-family: var(--font-mono); font-size: var(--t-xs); letter-spacing: .04em;
  background: rgba(148, 163, 184, .1); color: var(--text-muted);
  border: 1px solid var(--border-subtle);
}
.c-tag.free  { color: var(--green);  border-color: rgba(34, 197, 94, .35);  background: rgba(34, 197, 94, .08); }
.c-tag.pro   { color: var(--amber);  border-color: rgba(245, 158, 11, .35); background: rgba(245, 158, 11, .08); }
.c-tag.ultra { color: var(--purple); border-color: rgba(139, 92, 246, .35); background: rgba(139, 92, 246, .08); }

/* Nível do módulo. Vive ao lado do selo de plano e responde a outra pergunta:
   o plano diz "você tem acesso?", o nível diz "isto é difícil?". Por isso a
   cor é diferente da dos planos — os dois não podem ser confundidos. */
.c-tag[class*="nv-"] { font-weight: 600; }
.c-tag.nv-basico        { color: #7dd3fc; border-color: rgba(125, 211, 252, .32); background: rgba(125, 211, 252, .08); }
.c-tag.nv-bonus         { color: var(--cyan); border-color: rgba(0, 245, 212, .38); background: rgba(0, 245, 212, .10); }
.c-tag.nv-intermediario { color: #fda4af; border-color: rgba(253, 164, 175, .32); background: rgba(253, 164, 175, .08); }
.c-tag.nv-avancado      { color: #fca5a5; border-color: rgba(252, 165, 165, .34); background: rgba(252, 165, 165, .09); }

/* --------------------------------------------------------------- botões */

.c-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 12px 22px;
  border-radius: var(--radius-full); border: 1px solid transparent;
  font-family: var(--font-body); font-size: 14.5px; font-weight: 600;
  cursor: pointer; text-decoration: none; text-align: center;
  transition: transform .18s var(--ease-smooth), box-shadow .18s var(--ease-smooth), background .18s ease, border-color .18s ease;
}
.c-btn--principal {
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  color: #04121c; box-shadow: 0 8px 22px rgba(0, 245, 212, .22);
}
.c-btn--principal:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(0, 245, 212, .3); }
.c-btn--linha {
  background: transparent; border-color: var(--border-medium); color: var(--text-main);
}
.c-btn--linha:hover { border-color: var(--cyan); color: var(--cyan); }
.c-btn[disabled], .c-btn[aria-disabled="true"] {
  opacity: .5; cursor: not-allowed; transform: none; box-shadow: none;
}

/* --------------------------------------------------------------- cartões */

.c-grade {
  display: grid; gap: 18px;
  grid-template-columns: repeat(auto-fill, minmax(min(264px, 100%), 1fr));
}
/* Itens de grade encolhem até o container, não até o min-content. */
.c-grade > *, .c-leitura > * { min-width: 0; }

.c-card {
  position: relative; display: flex; flex-direction: column; gap: 10px;
  background: var(--bg-glass); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg); padding: 22px;
  text-decoration: none; color: inherit;
  transition: transform .2s var(--ease-smooth), border-color .2s ease, box-shadow .2s ease;
  overflow: hidden;
}
.c-card::before {
  content: ''; position: absolute; inset: 0 0 auto 0; height: 3px;
  background: var(--cor, var(--cyan)); opacity: .85;
}
.c-card:hover { transform: translateY(-3px); border-color: var(--border-medium); box-shadow: 0 16px 38px rgba(0, 0, 0, .45); }
.c-card h3 { font-family: var(--font-display); font-size: var(--t-h3); color: var(--text-white); margin: 4px 0 0; }
.c-card p { font-size: 13.5px; color: var(--text-muted); line-height: 1.6; margin: 0; flex: 1; }
.c-card .c-meta {
  display: flex; flex-wrap: wrap; gap: 6px 14px;
  font-family: var(--font-mono); font-size: var(--t-xs); color: var(--text-dim);
  padding-top: 12px; border-top: 1px solid var(--border-subtle);
}
.c-card .c-cat { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--cor, var(--cyan)); }

/* ---------------------------------------------------------- progresso */

.c-barra { height: 7px; border-radius: var(--radius-full); background: rgba(148, 163, 184, .14); overflow: hidden; }
.c-barra > i { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--cyan), var(--blue)); transition: width .5s var(--ease-smooth); }
.c-barra-txt { display: flex; justify-content: space-between; font-family: var(--font-mono); font-size: var(--t-xs); color: var(--text-dim); margin-bottom: 6px; }

/* ------------------------------------------------------- módulos e aulas */

.c-modulo {
  background: var(--bg-glass); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg); overflow: hidden; margin-bottom: 16px;
}
.c-modulo-topo {
  display: flex; align-items: flex-start; gap: 14px; flex-wrap: wrap;
  padding: 20px 22px; border-bottom: 1px solid var(--border-subtle);
}
.c-modulo-topo h3 { font-family: var(--font-display); font-size: var(--t-h3); color: var(--text-white); margin: 0; }
.c-modulo-topo p { margin: 5px 0 0; font-size: 13.5px; color: var(--text-muted); line-height: 1.55; }
.c-modulo-num {
  width: 34px; height: 34px; border-radius: 10px; flex-shrink: 0;
  display: grid; place-items: center;
  background: rgba(148, 163, 184, .1); border: 1px solid var(--border-subtle);
  font-family: var(--font-mono); font-size: 13px; color: var(--text-muted);
}
.c-modulo.bloqueado { opacity: .85; }
.c-modulo.bloqueado .c-aula { pointer-events: none; }

.c-aula {
  display: grid; grid-template-columns: 30px 1fr auto; gap: 12px; align-items: center;
  padding: 14px 22px; border-bottom: 1px solid var(--border-subtle);
  text-decoration: none; color: inherit;
  transition: background .18s ease;
}
.c-aula:last-child { border-bottom: none; }
.c-aula:hover { background: rgba(148, 163, 184, .05); }
.c-aula .marca {
  width: 24px; height: 24px; border-radius: var(--radius-full);
  display: grid; place-items: center; flex-shrink: 0;
  border: 2px solid var(--border-medium); color: var(--text-dim);
  font-size: 11px; font-family: var(--font-mono);
}
.c-aula.feita .marca { background: var(--green); border-color: var(--green); color: #04121c; }
.c-aula strong { display: block; font-size: 14.5px; color: var(--text-main); font-weight: 600; }
.c-aula small { display: block; font-size: 12.5px; color: var(--text-dim); margin-top: 2px; line-height: 1.4; }
.c-aula .tempo { font-family: var(--font-mono); font-size: var(--t-xs); color: var(--text-dim); white-space: nowrap; }

.c-cadeado {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 16px 22px; background: rgba(139, 92, 246, .06);
  border-top: 1px solid var(--border-subtle);
  font-size: 13.5px; color: var(--text-muted); line-height: 1.55;
}
.c-cadeado strong { color: var(--text-white); }

/* ------------------------------------------------------- leitor de aula */

.c-leitura { font-size: var(--t-body); line-height: 1.75; color: var(--text-main); }
.c-leitura > * + * { margin-top: 18px; }
.c-leitura p { margin: 0; max-width: 68ch; }
.c-leitura h2 {
  font-family: var(--font-display); font-size: var(--t-h2); color: var(--text-white);
  margin-top: 38px; line-height: 1.25; letter-spacing: -.01em;
}
.c-leitura strong { color: var(--text-white); font-weight: 700; }
.c-leitura code {
  font-family: var(--font-mono); font-size: .88em;
  background: rgba(148, 163, 184, .13); padding: 2px 6px; border-radius: 5px;
  color: var(--cyan);
}
.c-leitura ul { margin: 0; padding-left: 22px; max-width: 68ch; }
.c-leitura li + li { margin-top: 8px; }

.c-cod {
  position: relative; background: #05080f; border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md); overflow: hidden;
}
.c-cod-topo {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 8px 14px; border-bottom: 1px solid var(--border-subtle);
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: .08em;
  text-transform: uppercase; color: var(--text-dim);
}
.c-cod-copiar {
  background: none; border: 1px solid var(--border-subtle); color: var(--text-muted);
  font-family: var(--font-mono); font-size: 11px; padding: 6px 13px;
  min-height: 32px; display: inline-flex; align-items: center;
  border-radius: var(--radius-full); cursor: pointer; text-transform: none; letter-spacing: 0;
}
.c-cod-copiar:hover { border-color: var(--cyan); color: var(--cyan); }
.c-cod pre { margin: 0; padding: 16px 18px; overflow-x: auto; }
.c-cod code {
  font-family: var(--font-mono); font-size: 13px; line-height: 1.7;
  color: #cbd5e1; background: none; padding: 0;
}
.c-cod-cap { padding: 0 18px 14px; font-size: 12.5px; color: var(--text-dim); font-style: italic; }

/* Destaque de sintaxe — quatro cores, contraste conferido sobre #05080f. */
.c-cod .tk-key { color: #c792ea; }
.c-cod .tk-str { color: #a5e844; }
.c-cod .tk-com { color: #6b7d92; font-style: italic; }
.c-cod .tk-num { color: #ffb86c; }

.c-saida {
  background: #05080f; border: 1px solid var(--border-subtle); border-left: 3px solid var(--green);
  border-radius: var(--radius-sm); padding: 13px 16px;
  font-family: var(--font-mono); font-size: 12.5px; color: #a7f3d0;
  white-space: pre-wrap; overflow-x: auto;
}
.c-saida::before {
  content: 'saída'; display: block;
  font-size: 10px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--text-dim); margin-bottom: 6px;
}

.c-nota, .c-erro {
  border-radius: var(--radius-md); padding: 15px 18px;
  font-size: 14px; line-height: 1.65; border: 1px solid;
  display: grid; grid-template-columns: 22px 1fr; gap: 12px; align-items: start;
}
.c-nota { background: rgba(56, 189, 248, .07); border-color: rgba(56, 189, 248, .28); color: #cbe9fb; }
.c-erro { background: rgba(239, 68, 68, .07); border-color: rgba(239, 68, 68, .3); color: #fbd5d5; }
.c-nota::before { content: '💡'; font-size: 15px; line-height: 1.5; }
.c-erro::before { content: '⚠️'; font-size: 15px; line-height: 1.5; }
.c-erro b { display: block; color: #fca5a5; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 3px; font-family: var(--font-mono); }

.c-tabela-wrap { overflow-x: auto; border: 1px solid var(--border-subtle); border-radius: var(--radius-md); }
.c-tabela { width: 100%; border-collapse: collapse; font-size: 13.5px; min-width: 420px; }
.c-tabela th, .c-tabela td { padding: 11px 15px; text-align: left; border-bottom: 1px solid var(--border-subtle); vertical-align: top; }
.c-tabela th { font-family: var(--font-mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--text-dim); background: rgba(148, 163, 184, .04); }
.c-tabela tr:last-child td { border-bottom: none; }
.c-tabela td code { white-space: nowrap; }

.c-resumo {
  background: rgba(0, 245, 212, .05); border: 1px solid rgba(0, 245, 212, .22);
  border-radius: var(--radius-lg); padding: 22px 24px; margin-top: 40px;
}
.c-resumo h3 { font-family: var(--font-display); font-size: 15px; color: var(--cyan); margin: 0 0 12px; letter-spacing: .02em; }
.c-resumo ul { margin: 0; padding-left: 20px; color: var(--text-main); font-size: 14px; line-height: 1.65; }
.c-resumo li + li { margin-top: 7px; }

.c-rodape-aula {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  flex-wrap: wrap; margin-top: 34px; padding-top: 26px;
  border-top: 1px solid var(--border-subtle);
}

/* ------------------------------------------------- estados da interface */

.c-estado { padding: 54px 24px; text-align: center; color: var(--text-muted); }
.c-estado .ic { font-size: 34px; display: block; margin-bottom: 12px; opacity: .7; }
.c-estado h3 { font-family: var(--font-display); font-size: var(--t-h3); color: var(--text-white); margin: 0 0 8px; }
.c-estado p { margin: 0 auto 18px; max-width: 46ch; font-size: 14px; line-height: 1.6; }

.c-esqueleto {
  background: linear-gradient(100deg, rgba(148,163,184,.08) 28%, rgba(148,163,184,.16) 46%, rgba(148,163,184,.08) 64%);
  background-size: 300% 100%;
  animation: c-brilho 1.4s ease-in-out infinite;
  border-radius: var(--radius-md);
}
@keyframes c-brilho { from { background-position: 180% 0; } to { background-position: -60% 0; } }

/* ------------------------------------------------------------- toasts */

.c-toasts {
  position: fixed; left: 50%; bottom: 22px; transform: translateX(-50%);
  display: flex; flex-direction: column; gap: 10px; align-items: center;
  z-index: 300; pointer-events: none; width: min(420px, calc(100vw - 32px));
}
.c-toast {
  display: flex; align-items: center; gap: 11px; width: 100%;
  background: var(--bg-surface-elevated); border: 1px solid var(--border-medium);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius-md); padding: 13px 17px;
  box-shadow: 0 14px 40px rgba(0, 0, 0, .55);
  font-size: 14px; color: var(--text-main);
  animation: c-sobe .3s var(--ease-smooth) both;
}
.c-toast.ok  { border-left-color: var(--green); }
.c-toast.aviso { border-left-color: var(--amber); }
.c-toast.saindo { animation: c-desce .25s ease forwards; }
@keyframes c-sobe  { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes c-desce { to { opacity: 0; transform: translateY(10px); } }

/* ------------------------------------------------ "Ajude a melhorar" */

.fb-form {
  max-width: 660px; margin-top: 26px;
  background: var(--bg-glass); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg); padding: clamp(20px, 4vw, 28px);
}
.fb-tipos { border: none; padding: 0; margin: 0 0 20px; display: flex; flex-wrap: wrap; gap: 9px; }
.fb-legenda {
  padding: 0; width: 100%; margin-bottom: 11px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .08em;
  text-transform: uppercase; color: var(--text-dim);
}
.fb-tipos label {
  display: inline-flex; align-items: center; gap: 7px; min-height: 40px;
  padding: 8px 15px; border-radius: var(--radius-full);
  background: var(--bg-surface); border: 1px solid var(--border-subtle);
  font-size: 13.5px; color: var(--text-muted); cursor: pointer;
  transition: border-color .18s ease, color .18s ease;
}
.fb-tipos label:hover { border-color: var(--border-medium); color: var(--text-white); }
.fb-tipos input { accent-color: var(--cyan); width: 15px; height: 15px; }
.fb-tipos label:has(input:checked) { border-color: var(--cyan); color: var(--cyan); background: rgba(0, 245, 212, .07); }

.fb-rotulo {
  display: block; margin-bottom: 8px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .08em;
  text-transform: uppercase; color: var(--text-dim);
}
.fb-form textarea, .fb-form input[type="text"] {
  width: 100%; padding: 13px 15px; margin-bottom: 4px;
  background: var(--bg-surface); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md); color: var(--text-main);
  font-family: var(--font-body); font-size: 15px; line-height: 1.6;
  resize: vertical;
}
.fb-form textarea:focus, .fb-form input[type="text"]:focus { border-color: var(--border-glow); }
.fb-form textarea[aria-invalid="true"] { border-color: var(--red); }
.fb-form input[type="text"] { margin-bottom: 20px; }

.fb-linha-info {
  display: flex; justify-content: space-between; align-items: center; gap: 10px;
  margin-bottom: 20px; font-family: var(--font-mono); font-size: 11.5px;
}
.fb-erro { color: var(--red); }
.fb-contador { color: var(--text-dim); margin-left: auto; }

.fb-acoes { display: flex; gap: 18px; align-items: flex-start; flex-wrap: wrap; }
.fb-aviso { flex: 1; min-width: 240px; margin: 0; font-size: 12.5px; line-height: 1.6; color: var(--text-dim); }
.fb-aviso strong { color: var(--text-muted); }

.fb-enviadas { max-width: 660px; margin-top: 22px; display: grid; gap: 10px; }
.fb-item {
  background: rgba(148, 163, 184, .04); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md); padding: 14px 17px;
}
.fb-item header {
  display: flex; justify-content: space-between; gap: 10px; margin-bottom: 7px;
  font-family: var(--font-mono); font-size: 11px; color: var(--text-dim);
  text-transform: uppercase; letter-spacing: .06em;
  background: none; border: none; padding: 0; position: static;
}
.fb-item p { margin: 0; font-size: 14px; line-height: 1.6; color: var(--text-muted); white-space: pre-wrap; }

/* ----------------------------------------------------------- responsivo */

@media (max-width: 480px) {
  .c-aula { grid-template-columns: 26px 1fr; row-gap: 4px; padding: 13px 16px; }
  .c-aula .tempo { grid-column: 2; }
  .c-modulo-topo { padding: 17px 16px; }
  .c-cod pre { padding: 14px; }
  .c-leitura { font-size: 15.5px; }
}