/* Percurso Aprender — navegação por ciclo, ano e disciplina.
   Usado apenas pelas páginas dentro de /aprender. Depende dos tokens de site.css. */

.learn-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 46px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: .04em;
}
.learn-breadcrumb a { text-decoration: none; border-bottom: 1px solid transparent; }
.learn-breadcrumb a:hover { border-bottom-color: currentColor; }
.learn-breadcrumb i { font-style: normal; opacity: .5; }
.learn-breadcrumb strong { color: var(--ink); font-weight: 600; }

.learn-intro { margin: 0; color: var(--muted); max-width: 52ch; }

/* Listas de ciclos, anos e disciplinas */
.learn-section { padding: 90px max(36px, calc((100vw - var(--max)) / 2)); background: var(--paper); }
.learn-section + .learn-section { border-top: 1px solid var(--line); }
.learn-section--light { background: var(--paper-light); }
.learn-section__head { display: grid; grid-template-columns: .7fr 1.3fr; gap: 80px; margin-bottom: 46px; }
.learn-section__head h2 { margin: 0; font-size: 48px; line-height: 1; }
.learn-section__head p { margin: 0; color: var(--muted); }

.learn-cycle + .learn-cycle { margin-top: 58px; padding-top: 44px; border-top: 1px solid var(--line); }
.learn-cycle__title { display: flex; flex-wrap: wrap; align-items: baseline; gap: 16px; margin: 0 0 22px; }
.learn-cycle__title h3 { margin: 0; font-size: 32px; line-height: 1; }
.learn-cycle__title span { color: var(--muted); font-size: 12px; letter-spacing: .04em; }

.learn-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 18px; }
.learn-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 168px;
  padding: 24px 26px;
  background: var(--paper-light);
  border: 1px solid var(--line);
  color: var(--ink);
  text-decoration: none;
  transition: transform .3s ease, box-shadow .3s ease, background .3s ease;
}
.learn-section--light .learn-card { background: var(--paper); }
.learn-card:hover { transform: translateY(-5px); box-shadow: 0 18px 40px rgba(37, 50, 58, .11); }
.learn-card__label { color: var(--clay); font-size: 10px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; }
.learn-card h4 { margin: 0; font-family: "Cormorant Garamond", serif; font-size: 30px; font-weight: 500; line-height: 1; letter-spacing: -.02em; }
.learn-card p { margin: 0; color: var(--muted); font-size: 13px; }
.learn-card__go { margin-top: auto; display: flex; justify-content: space-between; align-items: center; padding-top: 12px; border-top: 1px solid var(--line); font-size: 11px; font-weight: 600; letter-spacing: .06em; }
.learn-card__go b { font-size: 16px; transition: transform .25s ease; }
.learn-card:hover .learn-card__go b { transform: translate(4px, -4px); }

/* Separadores da disciplina */
.learn-tabs { padding: 0 max(36px, calc((100vw - var(--max)) / 2)) 96px; background: var(--paper); }
.learn-tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 -1px;
  padding: 0;
  border-bottom: 1px solid var(--line);
}
.learn-tab {
  appearance: none;
  border: 1px solid var(--line);
  border-bottom-color: transparent;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  padding: 14px 22px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  text-decoration: none;
  transition: color .2s ease, background .2s ease;
}
.learn-tab:hover { color: var(--ink); }
.learn-tab[aria-selected="true"] { color: var(--ink); background: var(--paper-light); border-color: var(--line); border-bottom-color: var(--paper-light); }
.learn-tab:focus-visible { outline: 2px solid var(--clay); outline-offset: 2px; }

.learn-panels { border: 1px solid var(--line); background: var(--paper-light); }
.learn-panel { padding: 48px clamp(24px, 4vw, 56px); }
.learn-panel + .learn-panel { border-top: 1px solid var(--line); }
.learn-panel h2 { margin: 0 0 18px; font-size: 34px; line-height: 1; }
.learn-panel__text { margin: 0; font-family: "Cormorant Garamond", serif; font-size: clamp(22px, 2.4vw, 30px); font-style: italic; line-height: 1.2; }
.learn-panel__note { margin: 18px 0 0; color: var(--muted); font-size: 14px; max-width: 58ch; }
.learn-panel__slot { margin-top: 26px; padding: 26px 28px; border: 1px dashed var(--line); color: var(--muted); font-size: 12px; letter-spacing: .04em; }

/* Ficheiros publicados num separador */
.learn-files { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; margin-top: 30px; }
.learn-file { display: flex; flex-direction: column; padding: 28px 30px; border: 1px solid var(--line); background: var(--paper); }
.learn-file__format { margin: 0 0 10px; color: var(--clay); font-size: 11px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; }
.learn-file__title { margin: 0; font-size: 25px; line-height: 1.1; }
.learn-file__text { margin: 12px 0 0; color: var(--muted); font-size: 14px; max-width: 46ch; }
.learn-file__link {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  gap: 9px;
  margin-top: 22px;
  padding: 11px 20px;
  border: 1px solid var(--ink);
  color: var(--ink);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  text-decoration: none;
  transition: color .2s ease, background .2s ease, border-color .2s ease;
}
.learn-file__link:hover { background: var(--ink); color: var(--paper); }
.learn-file__link:focus-visible { outline: 2px solid var(--clay); outline-offset: 3px; }
.learn-file__link svg { width: 15px; height: 15px; flex: 0 0 auto; }

/* Com JavaScript: um painel de cada vez. Sem JavaScript: todos visíveis, em sequência. */
.learn-tabs[data-tabs] .learn-tabs__list { display: none; }
.learn-tabs.is-enhanced .learn-tabs__list { display: flex; }
.learn-tabs.is-enhanced .learn-panels { border-top: 0; }
.learn-tabs.is-enhanced .learn-panel[hidden] { display: none; }
.learn-tabs.is-enhanced .learn-panel + .learn-panel { border-top: 0; }

.learn-foot { display: flex; flex-wrap: wrap; gap: 18px 34px; margin-top: 34px; font-size: 12px; }
.learn-foot a { padding-bottom: 4px; border-bottom: 1px solid var(--line); text-decoration: none; font-weight: 600; letter-spacing: .04em; }
.learn-foot a:hover { border-bottom-color: var(--ink); }

@media (max-width: 850px) {
  .learn-section__head { grid-template-columns: 1fr; gap: 24px; }
}
@media (max-width: 560px) {
  .learn-section { padding: 70px 20px; }
  .learn-tabs { padding: 0 20px 72px; }
  .learn-breadcrumb { margin-bottom: 30px; }
  .learn-tab { flex: 1 1 auto; padding: 12px 14px; text-align: center; }
  .learn-panel { padding: 34px 22px; }
  .learn-files { grid-template-columns: 1fr; }
  .learn-file { padding: 24px 22px; }
}