/* ============================================================
   header.css — IEQ Região
   Mobile First:
   • mobile (≤767px):  sem sticky. [LOGO][📍 BOTÃO GEO][☰]
   • tablet (768–1199): nav horizontal, sem sticky
   • desktop (≥1200px): position:fixed, sticky ao scroll
   ============================================================ */

/* ── BASE MOBILE ─────────────────────────────────────────── */
.header {
  position: relative;
  width: 100%;
  z-index: var(--z-header);
  padding: 1rem 0;
  background-color: var(--color-primary);
  transition: background-color var(--transition-base),
              padding var(--transition-base),
              box-shadow var(--transition-base);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: var(--gap-sm);
  /* Logo ocupa espaço mínimo, nav empurra para o centro-direita */
}

/* ── LOGO ───────────────────────────────────────────────── */
.header-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
  color: var(--color-text-white);
  font-family: var(--font-heading);
  font-weight: var(--weight-extrabold);
  font-size: var(--text-xl);
  line-height: 1;
}
.header-logo img {
  height: 40px;
  width: auto;
  object-fit: contain;
}
.header-logo-name { display: block; }
.header-logo-sub  {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  opacity: 0.75;
  letter-spacing: 0.04em;
}

/* ── AÇÕES MOBILE (botão geo + hamburger) ───────────────── */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--gap-sm);
  margin-left: auto;
}

/* Botão "Encontre" — sempre visível mobile, ao lado do ☰ */
.btn-header-geo {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  background-color: var(--color-secondary);
  color: var(--color-text);
  font-family: var(--font-heading);
  font-weight: var(--weight-bold);
  font-size: var(--text-xs);
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-base);
  box-shadow: 0 2px 8px rgba(255,184,28,0.4);
}
.btn-header-geo:hover {
  background-color: var(--color-secondary-dark);
  transform: translateY(-1px);
}
.btn-header-geo svg {
  width: 14px; height: 14px;
  flex-shrink: 0;
}

/* ── HAMBURGER (mobile) ─────────────────────────────────── */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 28px; height: 20px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}
.hamburger__line {
  width: 100%; height: 2px;
  background-color: var(--color-text-white);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
  display: block;
}
/* X ao ativar */
.hamburger[aria-expanded="true"] .hamburger__line:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}
.hamburger[aria-expanded="true"] .hamburger__line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger[aria-expanded="true"] .hamburger__line:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* ── NAVEGAÇÃO MOBILE (dropdown) ────────────────────────── */
.main-nav {
  position: absolute;
  top: 100%; left: 0;
  width: 100%;
  background-color: var(--color-primary-dark);
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), padding var(--transition-base);
  z-index: var(--z-dropdown);
}
.main-nav.is-open {
  max-height: 520px;
  padding: 1.25rem 0 1.5rem;
}

.nav-list {
  display: flex;
  flex-direction: column;
}

.nav-link {
  display: block;
  padding: 0.875rem var(--container-pad);
  color: rgba(255,255,255,0.85);
  font-family: var(--font-heading);
  font-weight: var(--weight-medium);
  font-size: var(--text-base);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  transition: all var(--transition-fast);
}
.nav-link:hover,
.nav-link[aria-current="page"] {
  color: var(--color-secondary);
  background-color: rgba(255,255,255,0.05);
  padding-left: calc(var(--container-pad) + 8px);
}

/* ── TABLET (768–1199px) — nav horizontal, sem sticky ——— */
@media (min-width: 768px) and (max-width: 1199px) {
  .hamburger { display: none; }

  /* Tablet: nav inline, flex:1 para ocupar espaço entre logo e borda */
  .main-nav {
    position: static;
    max-height: none;
    overflow: visible;
    background-color: transparent;
    padding: 0;
    flex: 1;
    display: flex;
    align-items: center;
  }
  .nav-list {
    flex-direction: row;
    align-items: center;
    gap: 0;
    flex: 1;
    justify-content: flex-end;
  }
  .nav-link {
    border-bottom: none;
    padding: 0.5rem 0.75rem;
    font-size: var(--text-sm);
    color: rgba(255,255,255,0.85);
  }
  .nav-link:hover,
  .nav-link[aria-current="page"] {
    padding-left: 0.75rem;
    background-color: rgba(255,255,255,0.08);
    border-radius: var(--radius-xs);
  }

  /* Botão CTA no tablet — mesmos estilos do desktop */
  .nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    background-color: var(--color-secondary);
    color: var(--color-text);
    font-family: var(--font-heading);
    font-weight: var(--weight-bold);
    font-size: var(--text-sm);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-pill);
    margin-left: var(--gap-sm);
    cursor: pointer;
    border: none;
    white-space: nowrap;
    flex-shrink: 0;
    transition: all var(--transition-base);
    box-shadow: 0 2px 8px rgba(255,184,28,0.4);
  }
  .nav-cta:hover {
    background-color: var(--color-secondary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255,184,28,0.5);
  }
  .nav-cta svg { width: 14px; height: 14px; flex-shrink: 0; }

  /* Esconde btn-header-geo no tablet (o nav já tem .nav-cta) */
  .btn-header-geo { display: none; }
}

/* ── DESKTOP (≥1200px) — STICKY ─────────────────────────── */
@media (min-width: 1200px) {
  .header {
    position: fixed;
    top: 0;
  }
  .header.is-scrolled {
    background-color: var(--color-primary-dark);
    padding: 0.625rem 0;
    box-shadow: 0 4px 24px rgba(0,0,0,0.22);
  }

  .hamburger      { display: none; }
  .btn-header-geo { display: none; } /* no desktop entra o btn no nav */

  .header-inner { gap: var(--gap-xl); }

  .main-nav {
    position: static;
    max-height: none;
    overflow: visible;
    background-color: transparent;
    padding: 0;
    flex: 1;
    display: flex;
    align-items: center;
  }
  .nav-list {
    flex-direction: row;
    align-items: center;
    gap: 0.25rem;
    flex: 1;
    justify-content: flex-end; /* links alinhados à direita */
  }
  .nav-link {
    border-bottom: none;
    padding: 0.5rem 0.875rem;
    font-size: var(--text-sm);
    border-radius: var(--radius-sm);
    color: rgba(255,255,255,0.85);
  }
  .nav-link:hover,
  .nav-link[aria-current="page"] {
    color: var(--color-secondary);
    background-color: rgba(255,255,255,0.08);
    padding-left: 0.875rem;
  }

  /* CTA amarelo — desktop, no final do nav */
  .nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    background-color: var(--color-secondary);
    color: var(--color-text);
    font-family: var(--font-heading);
    font-weight: var(--weight-bold);
    font-size: var(--text-sm);
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-pill);
    margin-left: var(--gap-sm);
    cursor: pointer;
    border: none;
    transition: all var(--transition-base);
    box-shadow: 0 2px 8px rgba(255,184,28,0.4);
    white-space: nowrap;
  }
  .nav-cta:hover {
    background-color: var(--color-secondary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(255,184,28,0.5);
  }
  .nav-cta svg { width: 16px; height: 16px; }
}