/* ============================================================
   NAVBAR
   ============================================================ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 80px;
  background: var(--color-petroleo);
  display: flex;
  align-items: center;
  transition: box-shadow var(--transition-normal), backdrop-filter var(--transition-normal);
}

.navbar.scrolled {
  box-shadow: 0 2px 32px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  background: rgba(18, 42, 54, 0.96);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

/* ── Logo ───────────────────────────────────────────────── */
.navbar-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.navbar-logo img,
.navbar-logo svg {
  height: 46px;
  width: auto;
}

/* ── Links de navegação ─────────────────────────────────── */
.navbar-nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.navbar-nav a {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 400;
  color: rgba(255, 255, 255, 0.85);
  letter-spacing: 0.04em;
  position: relative;
  transition: color var(--transition-fast);
}

.navbar-nav a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-dourado);
  transition: width var(--transition-normal);
}

.navbar-nav a:hover {
  color: var(--color-dourado);
}

.navbar-nav a:hover::after {
  width: 100%;
}

/* ── Botão Agendar ──────────────────────────────────────── */
.navbar-cta {
  background: var(--color-dourado);
  color: var(--color-petroleo) !important;
  padding: 10px 24px;
  font-weight: 700 !important;
  font-size: var(--text-base) !important;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast), transform var(--transition-fast) !important;
  white-space: nowrap;
}

.navbar-cta::after {
  display: none !important;
}

.navbar-cta:hover {
  background: var(--color-dourado-light) !important;
  color: var(--color-petroleo) !important;
  transform: scale(1.02);
}

/* ── Hambúrguer (mobile) ────────────────────────────────── */
.navbar-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 6px;
  cursor: pointer;
  background: transparent;
  border: none;
  z-index: 1100;
}

.navbar-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-branco);
  transition: transform var(--transition-normal), opacity var(--transition-normal);
  transform-origin: center;
}

.navbar-hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.navbar-hamburger.open span:nth-child(2) {
  opacity: 0;
}
.navbar-hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── Menu mobile fullscreen ─────────────────────────────── */
.navbar-mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1050;
  background: var(--color-petroleo);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-lg);
  opacity: 0;
  transform: translateY(-16px);
  pointer-events: none;
  transition: opacity var(--transition-normal), transform var(--transition-normal);
}

.navbar-mobile-menu.open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.navbar-mobile-menu a {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-branco);
  letter-spacing: 0.04em;
  transition: color var(--transition-fast);
}

.navbar-mobile-menu a:hover {
  color: var(--color-dourado);
}

.navbar-mobile-menu .btn {
  margin-top: var(--spacing-sm);
}

@media (max-width: 1024px) {
  .navbar {
    height: 60px;
  }

  .navbar-nav,
  .navbar-cta {
    display: none;
  }

  .navbar-hamburger {
    display: flex;
  }

  .navbar-mobile-menu {
    display: flex;
    top: 0;
  }

  .navbar-logo img,
  .navbar-logo svg {
    height: 36px;
  }
}