.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: transparent;
  transition: all 0.3s ease;
  box-shadow: none;
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 20px rgba(27, 73, 101, 0.1);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}

.logo { 
  display: flex; 
  align-items: center; 
  gap: 10px; 
}

.logo-img { 
  height: 52px; 
  width: auto; 
  display: block; 
}

.logo h1 {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0;
  line-height: 1;
  letter-spacing: 0.5px;
  color: white;
}

.header.scrolled .logo h1 {
  color: var(--azul-escuro);
}

.nav {
  display: flex;
  gap: 28px;
  align-items: center;
}

.nav a {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
}

.nav a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--dourado-claro);
  transition: width 0.3s ease;
}

.nav a:hover {
  color: #fff;
}

.header.scrolled .nav a {
  color: var(--cinza-pedra);
}

.header.scrolled .nav a:hover {
  color: var(--azul-escuro);
}

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

.btn-contact {
  padding: 10px 25px;
  font-size: 0.9rem;
  margin-left: 10px;
  background: var(--dourado-claro);
  color: var(--azul-escuro);
  border-radius: 999px;
  box-shadow: 0 10px 18px rgba(200, 169, 120, 0.35);
  border: 1px solid rgba(255,255,255,0.2);
  display: inline-flex;
  align-items: center;
  height: 40px;
  line-height: 1;
  vertical-align: middle;
}

.btn-contact:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 24px rgba(200, 169, 120, 0.5) !important;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(200, 169, 120, 0.35);
  border-radius: 8px;
  cursor: pointer;
  padding: 6px;
  z-index: 1001;
}

.menu-toggle:focus-visible {
  outline: 2px solid var(--dourado-claro);
  outline-offset: 2px;
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--dourado-claro);
  margin: 3px 0;
  transition: 0.3s;
  border-radius: 3px;
}

.header.scrolled .menu-toggle {
  background: rgba(255, 255, 255, 0.6);
  border-color: rgba(18, 50, 71, 0.25);
}

.header.scrolled .menu-toggle span {
  background: var(--azul-escuro);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(-45deg) translate(-5px, 6px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(45deg) translate(-5px, -6px);
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }

  /* Esconde o título no mobile para dar espaço ao hamburguer */
  .logo h1 {
    display: none;
  }
  
  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 30px;
    transition: right 0.3s ease;
    box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
  }
  
  .nav.mobile-open {
    right: 0;
  }
  
  .nav a {
    font-size: 1.1rem;
    color: var(--azul-escuro);
    font-weight: 600;
  }
  
  .nav a:hover {
    color: var(--dourado-claro);
  }
  
  .nav a::after {
    background: var(--dourado-claro);
  }
  
  .btn-contact {
    background: var(--dourado-claro);
    color: var(--azul-escuro);
    margin-left: 0;
    padding: 12px 30px;
    font-size: 1rem;
  }
  
  .logo-img { 
    height: 44px; 
  }
}