/*
 * Casco de navegação — portado literalmente de styles.css:13-17,41,43
 * (site-header, drawer, backdrop, desktop-nav e seus breakpoints). Mesmas
 * classes que a produção já usa hoje, para que a Fase 3 troque o markup
 * das páginas reais sem precisar reescrever este CSS.
 */
.site-header {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 0 max(18px, calc((100vw - var(--max)) / 2));
  position: sticky;
  top: 0;
  z-index: 50;
  background: linear-gradient(180deg, rgba(237, 247, 252, 0.97) 0%, rgba(247, 251, 253, 0.93) 100%);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px) saturate(140%);
}

.brand {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.brand img {
  width: 206px;
  max-height: 44px;
}

.desktop-nav {
  display: none;
  align-items: center;
  gap: 26px;
}

.desktop-nav a {
  color: var(--ink-soft);
  display: inline-flex;
  align-items: center;
  min-height: var(--tap-min);
  font-size: 0.84rem;
  font-weight: 700;
  text-decoration: none;
}

.desktop-nav a:hover {
  color: var(--blue-strong);
}

.desktop-nav a[aria-current="page"] {
  color: var(--blue-strong);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 6px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-toggle,
.drawer-close {
  min-height: var(--tap-min);
  padding: 0 15px;
  border: 1px solid rgba(17, 59, 86, 0.14);
  border-radius: var(--radius-pill);
  background: #fff;
  color: var(--blue-dark);
  font-weight: 800;
  box-shadow: 0 4px 14px rgba(17, 59, 86, 0.05);
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--blue-strong);
  border-color: var(--blue-strong);
  color: #fff;
  box-shadow: 0 7px 18px rgba(22, 121, 182, 0.18);
}

.nav-toggle::before {
  content: "☰";
  font-size: 1rem;
  line-height: 1;
}

.drawer-close:hover {
  background: var(--blue-soft);
}

.nav-toggle:hover {
  background: #0e679d;
}

.drawer {
  position: fixed;
  inset: 0 0 0 auto;
  width: min(420px, 92vw);
  height: 100dvh;
  z-index: 80;
  padding: 96px 32px 32px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  overflow-y: auto;
  align-content: start;
  transform: translateX(105%);
  transition: transform var(--motion-base) var(--motion-ease);
  background: linear-gradient(180deg, #fff 0%, #f7fbfe 58%, #fff4fa 100%);
  visibility: hidden;
}

.drawer.open {
  visibility: visible;
  box-shadow: -30px 0 80px rgba(17, 59, 86, 0.16);
  transform: none;
}

.drawer::before {
  content: "onde você quer ir?";
  position: absolute;
  left: 32px;
  top: 38px;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
}

.drawer a {
  padding: 19px 0;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.drawer a:hover {
  color: var(--pink-strong);
}

.drawer a[aria-current="page"] {
  color: var(--blue-strong);
  text-decoration: underline;
  text-underline-offset: 6px;
}

.drawer-close {
  position: absolute;
  right: 22px;
  top: 24px;
}

.backdrop {
  position: fixed;
  inset: 0;
  z-index: 70;
  background: rgba(15, 44, 60, 0.28);
  backdrop-filter: blur(4px);
}

@media (min-width: 980px) {
  .desktop-nav {
    display: flex;
  }

  .nav-toggle {
    display: none;
  }
}

@media (max-width: 620px) {
  .site-header {
    height: 70px;
    padding-inline: 14px;
    background: linear-gradient(180deg, #eef7fc 0%, #f7fbfd 100%);
  }

  .brand img {
    width: 206px;
    max-height: 48px;
  }

  .nav-toggle {
    min-width: var(--tap-min);
    padding: 0 11px;
  }

  /* No celular o ícone basta; o aria-label mantém o nome acessível. */
  .nav-toggle {
    width: var(--tap-min);
    padding: 0;
    justify-content: center;
    font-size: 0;
  }

  .nav-toggle::before {
    font-size: 1rem;
  }

  .drawer {
    padding-inline: 24px;
  }

  .drawer::before {
    left: 24px;
  }
}


@media (max-width: 360px) {
  .brand img {
    width: 190px;
  }

  .header-actions {
    gap: 6px;
  }
}