/* Menu principal do site-v3 — igual em todas as páginas.
   Funciona no header claro (padrão) e no header escuro sobre vídeo (.hero-v). */

.site-nav { align-items: center; }

/* ---------- dropdown "Agentes" ---------- */
.nav-dropdown { position: relative; }
.nav-dropdown summary {
  list-style: none; cursor: pointer;
  display: flex; align-items: center; gap: 6px;
  font-size: 15px; font-weight: 400; color: var(--neutral-darker);
}
.nav-dropdown summary::-webkit-details-marker { display: none; }
.nav-dropdown summary::after {
  content: ""; width: 6px; height: 6px; margin-top: -3px;
  border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg); transition: transform .18s ease;
}
.nav-dropdown[open] summary::after { transform: rotate(-135deg); margin-top: 3px; }
.nav-dropdown summary:hover { color: var(--neutral-darkest); }
.hero-v .nav-dropdown summary { color: rgba(255, 255, 255, .82); }
.hero-v .nav-dropdown summary:hover { color: #fff; }

.nav-sub {
  position: absolute; top: calc(100% + 14px); right: -14px; z-index: 40;
  min-width: 230px; display: grid; gap: 2px; padding: 8px;
  background: var(--white); border: 1px solid var(--mercury-light); border-radius: 14px;
  box-shadow: 0 20px 50px rgba(14, 20, 32, .16);
}
.nav-dropdown:not([open]) .nav-sub { display: none; }
.site-nav .nav-sub a,
.hero-v .site-nav .nav-sub a { color: var(--neutral-darkest); font-size: 15px; padding: 10px 12px; border-radius: 10px; }
.site-nav .nav-sub a:hover { background: var(--mercury-lighter); text-decoration: none; }

/* página atual */
.site-nav a[aria-current="page"] { color: var(--neutral-darkest); text-decoration: underline; text-underline-offset: 6px; }
.site-nav .nav-sub a[aria-current="page"] { background: var(--blue-ribbon-lightest); text-decoration: none; }

/* ---------- menu sanduíche (mobile) ---------- */
.nav-toggle {
  display: none; flex: none; position: relative; z-index: 31;
  width: 44px; height: 44px; border-radius: 12px; cursor: pointer;
  background: transparent; border: 1px solid rgba(28, 34, 48, .18);
}
.nav-toggle span {
  position: absolute; left: 12px; right: 12px; height: 2px; border-radius: 2px;
  background: var(--neutral-darkest); transition: transform .22s ease, opacity .18s ease;
}
.nav-toggle span:nth-child(1) { top: 15px; }
.nav-toggle span:nth-child(2) { top: 21px; }
.nav-toggle span:nth-child(3) { top: 27px; }
.hero-v .nav-toggle { border-color: rgba(255, 255, 255, .25); }
.hero-v .nav-toggle span { background: #fff; }
.nav-open .nav-toggle span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 767px) {
  .site-header { flex-wrap: nowrap; position: relative; }
  .nav-toggle { display: block; }
  .site-nav {
    position: absolute; top: 100%; left: 0; right: 0; z-index: 30;
    flex-direction: column; align-items: stretch; gap: 0; padding: 8px;
    background: var(--white); border: 1px solid var(--mercury-light); border-radius: 20px;
    box-shadow: 0 22px 64px rgba(14, 20, 32, .18);
    opacity: 0; transform: translateY(-8px); pointer-events: none;
    transition: opacity .2s ease, transform .2s ease;
  }
  .hero-v .site-nav { background: rgba(28, 38, 45, .97); backdrop-filter: blur(12px); border-color: rgba(255, 255, 255, .1); box-shadow: 0 22px 64px rgba(0, 0, 0, .38); }
  .nav-open .site-nav { opacity: 1; transform: translateY(0); pointer-events: auto; }

  .site-nav > a, .nav-dropdown summary { font-size: 20px; padding: 16px 18px; border-radius: 12px; color: var(--neutral-darkest); }
  .hero-v .site-nav > a, .hero-v .nav-dropdown summary { color: #fff; }
  .site-nav > a:hover, .nav-dropdown summary:hover { background: var(--mercury-lighter); text-decoration: none; }
  .hero-v .site-nav > a:hover, .hero-v .nav-dropdown summary:hover { background: rgba(255, 255, 255, .06); }
  .nav-dropdown summary { justify-content: space-between; }

  .nav-sub { position: static; min-width: 0; padding: 0 0 8px 14px; background: transparent; border: 0; box-shadow: none; }
  .site-nav .nav-sub a { font-size: 17px; padding: 12px 18px; }
  .hero-v .site-nav .nav-sub a { color: rgba(255, 255, 255, .82); }
  .hero-v .site-nav .nav-sub a:hover { background: rgba(255, 255, 255, .06); }
  .hero-v .site-nav .nav-sub a[aria-current="page"] { background: rgba(255, 255, 255, .1); color: #fff; }
}