/* =========================================================
   Bōken-teki — Menu de Navegação Global
   ========================================================= */

.site-nav {
  position: sticky;
  top: 0;
  z-index: 500;
  background: rgba(20, 16, 14, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.site-nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-nav-logo {
  font-family: var(--font-display);
  color: var(--gold);
  font-size: 1.3rem;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.site-nav-logo-img {
  height: 32px;
  width: auto;
  object-fit: contain;
}

/* ---------------- LINKS (desktop) ---------------- */
.site-nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.site-nav-link {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  transition: color 0.2s ease;
  position: relative;
}
.site-nav-link:hover,
.site-nav-link.ativo {
  color: var(--gold);
}

/* ---------------- DROPDOWN CAPÍTULOS ---------------- */
.site-nav-dropdown {
  position: relative;
}
.site-nav-dropdown-btn {
  background: none;
  border: none;
  color: var(--muted);
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 5px;
  transition: color 0.2s ease;
}
.site-nav-dropdown-btn:hover,
.site-nav-dropdown.aberto .site-nav-dropdown-btn {
  color: var(--gold);
}
.site-nav-dropdown-btn .seta {
  font-size: 0.7rem;
  transition: transform 0.2s ease;
}
.site-nav-dropdown.aberto .seta {
  transform: rotate(180deg);
}

.site-nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  background: var(--card);
  border-radius: 10px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
  min-width: 220px;
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.site-nav-dropdown.aberto .site-nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.site-nav-dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 6px;
  color: #e6eef6;
  text-decoration: none;
  font-size: 0.9rem;
  transition: background 0.15s ease;
}
.site-nav-dropdown-item:hover {
  background: rgba(255, 255, 255, 0.06);
}
.site-nav-dropdown-item.ativo {
  background: rgba(255, 208, 102, 0.1);
  color: var(--gold);
}
.site-nav-dropdown-item .numero {
  color: var(--muted);
  font-size: 0.78rem;
  min-width: 20px;
}
.site-nav-dropdown-item.em-breve {
  opacity: 0.5;
  pointer-events: none;
}

/* ---------------- HAMBURGER (mobile) ---------------- */
.site-nav-hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--gold);
  font-size: 1.6rem;
  cursor: pointer;
  line-height: 1;
}

/* ---------------- SIDEBAR MOBILE ---------------- */
.site-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 600;
  opacity: 0;
  transition: opacity 0.25s ease;
}
.site-nav-overlay.aberto {
  display: block;
  opacity: 1;
}

.site-nav-sidebar {
  position: fixed;
  top: 0;
  right: 0;
  height: 100%;
  width: min(300px, 82vw);
  background: var(--card);
  z-index: 601;
  padding: 24px;
  transform: translateX(100%);
  transition: transform 0.3s ease;
  overflow-y: auto;
}
.site-nav-sidebar.aberto {
  transform: translateX(0);
}

.site-nav-sidebar-fechar {
  background: none;
  border: none;
  color: var(--muted);
  font-size: 1.5rem;
  cursor: pointer;
  float: right;
  margin-bottom: 20px;
}

.site-nav-sidebar-link {
  display: block;
  color: #e6eef6;
  text-decoration: none;
  font-size: 1.05rem;
  font-weight: 600;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.site-nav-sidebar-link.ativo {
  color: var(--gold);
}

.site-nav-sidebar-subtitulo {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 20px 0 8px;
}

/* ---------------- RESPONSIVO ---------------- */
@media (max-width: 720px) {
  .site-nav-links {
    display: none;
  }
  .site-nav-hamburger {
    display: block;
  }
}