/* ─── Reset ──────────────────────────────────────────────── */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--color-background-default);
  color: var(--color-text-primary);
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

/* ─── Acessibilidade ─────────────────────────────────────── */
.skip-link {
  position: absolute;
  left: -999px;
  top: 12px;
  z-index: 999;
  background: var(--color-brand-blue);
  color: var(--color-brand-ice);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
}

.skip-link:focus {
  left: 12px;
}

/* Foco visível para navegação por teclado */
:focus-visible {
  outline: 2.5px solid var(--color-brand-red);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ─── Layout ─────────────────────────────────────────────── */
.site-page {
  min-height: 100vh;
  background: var(--color-background-default);
}

.container {
  width: min(100% - (2 * var(--desktop-margin)), var(--container-max));
  margin-inline: auto;
}

/* ─── Cabeçalho ──────────────────────────────────────────── */
.site-header {
  background: var(--color-brand-ice);
  padding: 16px var(--desktop-margin);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-24);
}

.logo {
  width: 180px;
  height: auto;
}

/* ─── Navegação principal ────────────────────────────────── */
.site-nav,
.event-nav__row {
  display: flex;
  align-items: center;
  gap: var(--space-12);
}

.site-nav [aria-current="page"] {
  color: var(--color-brand-red);
  font-weight: 700;
}

.event-nav [aria-current="page"] {
  outline: 2px solid var(--color-brand-ice);
  outline-offset: 2px;
}

.mobile-menu-toggle {
  display: none;
  border: 0;
  background: transparent;
  color: var(--color-brand-blue);
  font: 600 16px/20px var(--font-sans);
  cursor: pointer;
}

/* ─── Botões ─────────────────────────────────────────────── */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 13px 24px;
  border-radius: var(--radius-lg) var(--radius-pill) var(--radius-pill) var(--radius-lg);
  font-size: var(--text-button-size);
  line-height: var(--text-button-line);
  font-weight: 600;
  white-space: nowrap;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition:
    transform 0.16s ease,
    background-color 0.16s ease,
    color 0.16s ease,
    border-color 0.16s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button--primary {
  background: var(--color-action-primary);
  color: var(--color-text-inverse);
}

.button--secondary {
  background: var(--color-action-secondary);
  color: var(--color-text-inverse);
}

.button--outline {
  background: transparent;
  color: var(--color-brand-blue);
  border-color: var(--color-brand-blue);
}

.button--ghost {
  background: transparent;
  color: var(--color-brand-blue);
}

/* ─── Tags ───────────────────────────────────────────────── */
.tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-height: 28px;
  padding: 6px 16px;
  border-radius: var(--radius-pill) var(--radius-sm) var(--radius-pill) var(--radius-sm);
  font-size: var(--text-tag-size);
  line-height: var(--text-tag-line);
  font-weight: 700;
  white-space: nowrap;
}

.tag--red {
  color: var(--color-brand-red);
  border: 1.25px solid var(--color-brand-red);
}

.tag--blue {
  color: var(--color-brand-blue);
  border: 1.25px solid var(--color-brand-blue);
}

/* ─── Seções ─────────────────────────────────────────────── */
.section {
  padding: 72px var(--desktop-margin);
}

.section--ice {
  background: var(--color-brand-ice);
}

.section--pink {
  background: var(--color-support-pink);
}

.section--red {
  background: var(--color-brand-red);
}

.section-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-section-size);
  line-height: 1;
  color: var(--color-brand-blue);
}

.section-title--inverse {
  color: var(--color-brand-ice);
}

.section-body {
  margin: 0;
  font-size: var(--text-body-large-size);
  line-height: var(--text-body-large-line);
  color: rgba(48, 42, 102, 0.84);
}

/* Utilitário para espaçamento superior em conteúdo de seção */
.section-content {
  margin-top: var(--space-32);
}

/* ─── Cards de evento ────────────────────────────────────── */
.event-card,
.event-placeholder-card {
  background: var(--color-white);
  border: 1px solid rgba(48, 42, 102, 0.12);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.event-placeholder-card {
  border-color: rgba(177, 0, 0, 0.18);
}

.event-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

/* ─── Callout do evento ──────────────────────────────────── */
.event-callout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-32);
  width: 100%;
  background: var(--color-brand-red);
  color: var(--color-brand-ice);
  border-radius: var(--radius-xl);
  padding: 36px 40px;
}

.event-callout__content {
  max-width: 840px;
}

.event-callout__title {
  margin: 0 0 24px;
  font-size: 34px;
  line-height: 40px;
  font-weight: 700;
}

.event-callout__body {
  margin: 0;
  font-size: var(--text-body-large-size);
  line-height: var(--text-body-large-line);
  color: rgba(240, 240, 255, 0.88);
}

/* ─── Navegação do evento ────────────────────────────────── */
.event-nav {
  background: var(--color-brand-blue);
  padding: 24px 10px;
}

.event-nav__row {
  justify-content: center;
  gap: var(--space-48);
}

.event-nav--mobile {
  width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  background: var(--color-white);
  padding: 14px 20px;
}

.event-nav--mobile::-webkit-scrollbar {
  display: none;
}

.event-nav--mobile .event-nav__row {
  width: max-content;
  gap: 10px;
  justify-content: flex-start;
}

/* ─── Timeline ───────────────────────────────────────────── */
.timeline {
  display: grid;
  gap: var(--space-24);
}

.timeline-item {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 28px;
  padding: 28px;
  background: var(--color-white);
  border: 1px solid rgba(48, 42, 102, 0.12);
  border-radius: var(--radius-lg);
}

.timeline-item__date {
  margin: 0;
  color: var(--color-brand-red);
  font-weight: 600;
  font-size: var(--text-h3-size);
  line-height: var(--text-h3-line);
}

/* ─── Rodapé ─────────────────────────────────────────────── */
.site-footer {
  background: var(--color-brand-blue);
  color: var(--color-brand-ice);
  border-radius: var(--radius-lg);
  padding: 40px 48px;
  margin: 24px 10px 10px;
}

/* ─── Responsivo ─────────────────────────────────────────── */
@media (max-width: 767px) {
  .site-header {
    padding: 18px var(--mobile-margin);
  }

  .logo {
    width: 140px;
  }

  .site-nav {
    display: none;
  }

  .mobile-menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .site-nav[data-open="true"] {
    display: flex;
    position: absolute;
    inset: 64px 20px auto 20px;
    z-index: 20;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 16px;
    background: var(--color-white);
    border: 1px solid rgba(48, 42, 102, 0.12);
    border-radius: var(--radius-lg);
    box-shadow: 0 12px 32px rgba(48, 42, 102, 0.16);
  }

  .site-nav[data-open="true"] .button {
    width: 100%;
  }

  .section {
    padding: 56px var(--mobile-margin);
  }

  .container {
    width: calc(100% - (2 * var(--mobile-margin)));
  }

  .event-callout {
    flex-direction: column;
    align-items: flex-start;
  }

  .event-callout__title {
    font-size: 26px;
    line-height: 32px;
  }

  .event-card-grid {
    grid-template-columns: 1fr;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}