/* Navegação e histórico: controles nativos, acessíveis também sem JavaScript. */
:root { color-scheme: dark; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid #a6d5b9;
  outline-offset: 4px;
}
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 300; padding: .75rem; background: var(--surface); }
.skip-link:focus { top: 1rem; }
.site-header { position: static; padding: 1.25rem 2rem; }
.header-inner { max-width: 1080px; margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.brand { color: #a6d5b9; }
.main-nav { display: flex; gap: .4rem; }
.main-nav a { padding: .65rem .85rem; border-radius: 8px; color: var(--text-muted); font-size: .9rem; }
.main-nav a[aria-current="page"] { color: var(--text); background: var(--surface-2); }
.main-nav a:hover { color: var(--text); text-decoration: none; }
.container { max-width: 1000px; }
.section-heading { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1.3rem; }
.section-heading h2 { margin: 0; font-size: 1.35rem; font-weight: 500; }
.section-heading p { margin: .4rem 0 0; color: var(--text-muted); font-size: .95rem; }
.text-link { font-size: .9rem; white-space: nowrap; }
.reading-nav { margin-bottom: 2rem; }
.date-toolbar { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; padding: 1.2rem; border: 1px solid var(--border); background: var(--surface); border-radius: 12px 12px 0 0; }
.date-form label, .archive-filters label { display: block; font-size: .8rem; font-weight: 600; margin-bottom: .45rem; color: var(--text-muted); }
.input-action { display: flex; gap: .5rem; }
.date-form input, .archive-filters input, .archive-filters select {
  background: var(--bg); color: var(--text); border: 1px solid #505650;
  border-radius: 7px; padding: .65rem .8rem; min-height: 44px;
  font: inherit; font-size: .95rem; min-width: 0; max-width: 100%;
}
.primary-button, .action-link {
  display: inline-flex; justify-content: center; align-items: center;
  background: #8cc4a3; color: #102219; border: 1px solid transparent;
  font: inherit; font-size: .9rem; font-weight: 600; border-radius: 7px;
  padding: .65rem 1rem; min-height: 44px; cursor: pointer; white-space: nowrap;
}
.primary-button:hover, .action-link:hover { background: #b0dbbf; color: #102219; text-decoration: none; }
.date-steps { display: flex; align-items: center; flex-wrap: wrap; gap: .3rem; }
.date-steps a, .date-steps > span { display: inline-flex; align-items: center; min-height: 44px; padding: .45rem .7rem; font-size: .85rem; border-radius: 6px; }
.date-steps a:hover { background: var(--surface-2); text-decoration: none; }
.date-steps > span { color: #777d85; }
.reading-tabs {
  display: flex; flex-wrap: wrap; gap: .4rem; padding: .85rem;
  background: var(--bg-2); border: 1px solid var(--border); border-top: 0;
  border-radius: 0 0 12px 12px;
  scrollbar-width: thin;
  scrollbar-color: #496d56 var(--bg-2);
}
.reading-tabs a { display: inline-flex; align-items: center; gap: .35rem; min-height: 40px; padding: .4rem .75rem; border-radius: 7px; font-size: .85rem; color: #b8c0bb; white-space: nowrap; }
.reading-tabs a:hover { background: var(--surface-2); color: var(--text); text-decoration: none; }
.reading-tabs a[aria-current="page"] { background: #283e32; color: #b0dbbf; box-shadow: inset 0 0 0 1px #496d56; }
.archive-heading { margin-bottom: 1.8rem; }
.archive-heading h1 { font-family: Georgia, serif; font-weight: 400; font-size: clamp(1.9rem, 4vw, 2.65rem); line-height: 1.2; margin: .3rem 0 .8rem; }
.archive-heading p { color: var(--text-muted); margin: 0; max-width: 650px; }
.archive-filters { display: flex; align-items: flex-end; gap: 1rem; padding: 1.25rem; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; margin-bottom: 1.5rem; }
.archive-filters > div { flex: 1; min-width: 0; }
.archive-filters input, .archive-filters select { width: 100%; }
.archive-calendar { padding: 1.5rem; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); }
.calendar-top { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 1.5rem; }
.calendar-top h2 { margin: 0; font-size: 1.25rem; font-weight: 500; }
.calendar-top p { margin: .3rem 0 0; color: var(--text-muted); font-size: .85rem; }
.archive-weekdays, .archive-days { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: .5rem; }
.archive-weekdays { text-align: center; font-size: .75rem; color: var(--text-muted); margin-bottom: .65rem; }
.archive-days > a, .archive-days > span {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: .25rem; min-height: 60px; border-radius: 7px; font-size: .95rem;
}
.archive-days > a { background: #263c30; border: 1px solid #496d56; color: #d8eddf; }
.archive-days > a:hover { background: #3d5c47; text-decoration: none; }
.day-unavailable { color: #878b91; background: #191b1a; }
.day-marker { width: 5px; height: 5px; border-radius: 50%; background: #a6d5b9; display: inline-block; flex-shrink: 0; }
.calendar-legend { display: flex; align-items: center; gap: .5rem; font-size: .8rem; color: var(--text-muted); margin: 1rem 0 0; }
.archive-results { margin-top: 2rem; }
.archive-results .section-heading h2 { font-size: 1.15rem; }
.archive-results .section-heading > span { font-size: .8rem; }
.archive-cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.archive-card { display: flex; flex-direction: column; padding: 1.5rem; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; color: var(--text); }
.archive-card:hover { border-color: #739c80; color: var(--text); text-decoration: none; }
.archive-card .eyebrow { font-size: .7rem; }
.archive-card h3 { margin: .2rem 0 .65rem; font-family: Georgia, serif; font-weight: 400; font-size: 1.3rem; }
.archive-card p { margin: 0 0 1.5rem; color: var(--text-muted); font-size: .9rem; }
.archive-card-link { display: flex; justify-content: space-between; margin-top: auto; color: #a6d5b9; font-size: .85rem; }
@media (max-width: 700px) {
  .site-header { padding: 1rem; }
  .header-inner { align-items: flex-start; flex-direction: column; gap: .7rem; }
  .main-nav { width: 100%; }
  .main-nav a { flex: 1; text-align: center; }
  .section-heading { align-items: flex-start; flex-direction: column; gap: .75rem; }
  .date-toolbar { align-items: stretch; flex-direction: column; }
  .input-action input { flex: 1; width: 100%; }
  .reading-tabs { flex-wrap: nowrap; overflow-x: auto; overscroll-behavior-x: contain; }
  .reading-tabs a { flex-shrink: 0; }
  .prev-header-topline { align-items: flex-start; flex-direction: column; gap: .4rem; }
  .archive-filters { flex-wrap: wrap; gap: .8rem; }
  .archive-filters > div { flex: 1 1 100%; }
  .archive-filters button { width: 100%; }
  .archive-calendar { padding: 1rem; }
  .calendar-top { align-items: flex-start; flex-direction: column; gap: .5rem; }
  .archive-weekdays, .archive-days { gap: .25rem; }
  .archive-days > a, .archive-days > span { min-height: 44px; }
  .archive-cards { grid-template-columns: 1fr; }
}
@media print { .reading-nav, .skip-link { display: none; } }