/* ========================================
   HEADER BASE
   ======================================== */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) 0;
  transition: padding var(--transition-base);
  min-height: 80px;
}

.header.scrolled .header-content {
  padding: var(--spacing-sm) 0;
  min-height: 60px;
}

/* Ajustes responsivos do header-content */
@media (max-width: 1200px) {
  .header-content {
    min-height: 75px;
  }

  .header.scrolled .header-content {
    min-height: 58px;
  }
}

@media (max-width: 1024px) {
  .header-content {
    min-height: 70px;
  }

  .header.scrolled .header-content {
    min-height: 55px;
  }
}

@media (max-width: 992px) {
  .header-content {
    min-height: 65px;
  }

  .header.scrolled .header-content {
    min-height: 52px;
  }
}

/* ========================================
   LOGO
   ======================================== */

.header-logo {
  display: flex;
  align-items: center;
  z-index: var(--z-sticky);
  flex-shrink: 0;
  min-width: fit-content;
}

.header-logo a {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-img {
  height: 75px;
  width: auto;
  max-width: none;
  object-fit: contain;
  transition: all var(--transition-base);
}

.header.scrolled .logo-img {
  height: 50px;
}

/* Breakpoints intermediários para evitar distorção do logo */
@media (max-width: 1200px) {
  .logo-img {
    height: 70px;
  }

  .header.scrolled .logo-img {
    height: 48px;
  }
}

@media (max-width: 1024px) {
  .logo-img {
    height: 65px;
  }

  .header.scrolled .logo-img {
    height: 45px;
  }
}

@media (max-width: 768px) {
  .logo-img {
    height: 60px;
  }

  .header.scrolled .logo-img {
    height: 42px;
  }
}

@media (max-width: 480px) {
  .logo-img {
    height: 50px;
  }

  .header.scrolled .logo-img {
    height: 40px;
  }
} /* ========================================
   NAVEGAÇÃO
   ======================================== */

.header-nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--spacing-xs);
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-dark);
  text-decoration: none;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-link i {
  font-size: var(--font-size-sm);
}

.nav-link:hover,
.nav-link:focus {
  color: var(--color-primary);
  background-color: var(--color-gray-lighter);
  text-decoration: none;
}

.nav-link.active {
  color: var(--color-primary);
  background-color: rgba(200, 16, 46, 0.1);
}

/* ========================================
   DROPDOWN
   ======================================== */

.has-dropdown {
  position: relative;
}

.dropdown-toggle {
  cursor: pointer;
}

.dropdown-icon {
  font-size: 0.75rem;
  margin-left: var(--spacing-xs);
  transition: transform var(--transition-fast);
}

.has-dropdown:hover .dropdown-icon,
.has-dropdown.active .dropdown-icon {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 0;
  min-width: 250px;
  background-color: var(--color-white);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-xl);
  list-style: none;
  margin: 0;
  padding: var(--spacing-sm);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-base);
  z-index: var(--z-dropdown);
}

.has-dropdown:hover .dropdown-menu,
.has-dropdown.active .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu li {
  margin: 0;
}

.dropdown-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-base);
  color: var(--color-gray-dark);
  text-decoration: none;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
}

.dropdown-link i {
  font-size: var(--font-size-base);
  color: var(--color-primary);
  width: 20px;
}

.dropdown-link:hover {
  background-color: var(--color-gray-lighter);
  color: var(--color-primary);
  text-decoration: none;
}

/* ========================================
  AÇÕES DO HEADER
   ======================================== */

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.header-actions .btn {
  white-space: nowrap;
}

/* ========================================
   MENU TOGGLE (HAMBURGER)
   ======================================== */

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 24px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: var(--z-sticky);
  transition: all var(--transition-fast);
}

.menu-toggle:hover {
  opacity: 0.7;
}

.menu-toggle:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 4px;
  border-radius: var(--border-radius-sm);
}

.hamburger-line {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--color-gray-darker);
  border-radius: var(--border-radius-full);
  transition: all var(--transition-base);
  transform-origin: center;
}

/* Animação do hamburger quando ativo */
.menu-toggle.active .hamburger-line:nth-child(1) {
  transform: translateY(10.5px) rotate(45deg);
}

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

.menu-toggle.active .hamburger-line:nth-child(3) {
  transform: translateY(-10.5px) rotate(-45deg);
}

/* ========================================
   MENU OVERLAY
   ======================================== */

.menu-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: calc(var(--z-sticky) - 1);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.menu-overlay.active {
  display: block;
  opacity: 1;
}

/* ========================================
   RESPONSIVO - TABLET E MOBILE
   ======================================== */

@media (max-width: 992px) {
  .menu-toggle {
    display: flex;
  }

  .header-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 320px;
    max-width: 85vw;
    height: 100vh;
    background-color: var(--color-white);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--spacing-4xl) var(--spacing-xl);
    box-shadow: var(--shadow-2xl);
    overflow-y: auto;
    transition: right var(--transition-base);
    z-index: var(--z-sticky);
  }

  .header-nav.active {
    right: 0;
  }

  .nav-menu {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: 0;
  }

  .nav-item {
    width: 100%;
    border-bottom: 1px solid var(--color-gray-light);
  }

  .nav-link {
    width: 100%;
    padding: var(--spacing-md);
    justify-content: flex-start;
    font-size: var(--font-size-lg);
  }

  .nav-link i {
    font-size: var(--font-size-lg);
    width: 24px;
  }

  /* Dropdown no mobile */
  .dropdown-menu {
    position: static;
    transform: none;
    box-shadow: none;
    background-color: var(--color-gray-lightest);
    margin-top: 0;
    max-height: 0;
    overflow: hidden;
    opacity: 1;
    visibility: visible;
    transition: max-height var(--transition-base);
  }

  .has-dropdown.active .dropdown-menu {
    max-height: 500px;
    padding: var(--spacing-sm);
  }

  .dropdown-link {
    padding: var(--spacing-md);
    font-size: var(--font-size-base);
  }

  /* Ação do Header no mobile */
  .header-actions {
    width: 100%;
    flex-direction: column;
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-gray-light);
  }

  .header-actions .btn {
    width: 100%;
    justify-content: center;
  }
}

/* ========================================
   AJUSTE DE ESPAÇAMENTO DO BODY
   ======================================== */

body {
  padding-top: var(--header-height);
}

@media (max-width: 768px) {
  body {
    padding-top: var(--header-height-mobile);
  }
}

/* ========================================
   SCROLL SUAVE PARA LINKS INTERNOS
   ======================================== */

html {
  scroll-behavior: smooth;
}

/* Ajuste para headers fixos ao usar âncoras */
[id] {
  scroll-margin-top: calc(var(--header-height) + 1rem);
}

@media (max-width: 768px) {
  [id] {
    scroll-margin-top: calc(var(--header-height-mobile) + 1rem);
  }
}