/* ============================================
   DHGESTOR - PREMIUM NAVBAR DESIGN SYSTEM
   Modern, Elegant & Responsive Navigation
   Color Palette: Teal (#00A5A5) Harmonized
   ============================================ */

/* CSS Custom Properties (Design Tokens) */
:root {
  /* Brand Colors - Teal Palette */
  --navbar-primary: #00A5A5;
  --navbar-primary-dark: #008B8B;
  --navbar-primary-light: #00C5C5;
  --navbar-primary-alpha-10: rgba(0, 165, 165, 0.1);
  --navbar-primary-alpha-15: rgba(0, 165, 165, 0.15);
  --navbar-primary-alpha-20: rgba(0, 165, 165, 0.2);
  --navbar-primary-alpha-30: rgba(0, 165, 165, 0.3);

  /* Gradient Colors */
  --navbar-gradient: linear-gradient(135deg, #00A5A5 0%, #00C5C5 50%, #0DDAD0 100%);
  --navbar-gradient-hover: linear-gradient(135deg, #008B8B 0%, #00A5A5 50%, #00C5C5 100%);

  /* Neutral Colors */
  --navbar-white: #FFFFFF;
  --navbar-white-alpha-10: rgba(255, 255, 255, 0.1);
  --navbar-white-alpha-15: rgba(255, 255, 255, 0.15);
  --navbar-white-alpha-20: rgba(255, 255, 255, 0.2);
  --navbar-white-alpha-25: rgba(255, 255, 255, 0.25);
  --navbar-white-alpha-30: rgba(255, 255, 255, 0.3);
  --navbar-white-alpha-95: rgba(255, 255, 255, 0.95);

  --navbar-gray-50: #F9FAFB;
  --navbar-gray-100: #F3F4F6;
  --navbar-gray-200: #E5E7EB;
  --navbar-gray-400: #9CA3AF;
  --navbar-gray-500: #6B7280;
  --navbar-gray-600: #4B5563;
  --navbar-gray-700: #374151;
  --navbar-gray-800: #1F2937;
  --navbar-gray-900: #111827;

  /* Semantic Colors */
  --navbar-error: #EF4444;
  --navbar-error-light: #FEE2E2;

  /* Spacing */
  --navbar-space-xs: 0.25rem;  /* 4px */
  --navbar-space-sm: 0.5rem;   /* 8px */
  --navbar-space-md: 0.75rem;  /* 12px */
  --navbar-space-lg: 1rem;     /* 16px */
  --navbar-space-xl: 1.5rem;   /* 24px */
  --navbar-space-2xl: 2rem;    /* 32px */

  /* Border Radius */
  --navbar-radius-sm: 0.375rem;  /* 6px */
  --navbar-radius-md: 0.5rem;    /* 8px */
  --navbar-radius-lg: 0.75rem;   /* 12px */
  --navbar-radius-xl: 1rem;      /* 16px */
  --navbar-radius-2xl: 1.25rem;  /* 20px */
  --navbar-radius-full: 9999px;

  /* Shadows */
  --navbar-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --navbar-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --navbar-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --navbar-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --navbar-shadow-primary: 0 8px 20px -5px rgba(0, 165, 165, 0.25);

  /* Transitions */
  --navbar-transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --navbar-transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --navbar-transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Z-Index */
  --navbar-z-sticky: 1020;
  --navbar-z-dropdown: 1030;
  --navbar-z-mobile: 9999;

  /* Heights */
  --navbar-height-desktop: 72px;
  --navbar-height-mobile: 64px;
}

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

.navbar {
  background: var(--navbar-gradient);
  box-shadow: var(--navbar-shadow-primary);
  position: sticky;
  top: 0;
  z-index: var(--navbar-z-sticky);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  transition: all var(--navbar-transition-base);
  border-bottom: 1px solid var(--navbar-white-alpha-10);
}

/* Glass Morphism Effect */
.navbar::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.05) 0%,
    transparent 100%
  );
  pointer-events: none;
}

/* Scroll Shadow Enhancement */
.navbar.scrolled {
  box-shadow:
    0 10px 30px -10px rgba(0, 165, 165, 0.35),
    0 0 0 1px rgba(255, 255, 255, 0.05);
}

.navbar-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--navbar-space-2xl);
  height: var(--navbar-height-desktop);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 2;
}

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

.navbar-brand {
  flex-shrink: 0;
  position: relative;
  z-index: 3;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: var(--navbar-space-md);
  text-decoration: none;
  transition: all var(--navbar-transition-base);
  padding: var(--navbar-space-sm);
  border-radius: var(--navbar-radius-lg);
}

.brand-link:hover {
  transform: translateY(-2px);
  background: var(--navbar-white-alpha-10);
}

.brand-link:focus-visible {
  outline: 2px solid var(--navbar-white);
  outline-offset: 4px;
}

.brand-logo {
  height: 52px;
  width: auto;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.15));
  transition: all var(--navbar-transition-base);
  animation: logoGlow 3s ease-in-out infinite;
}

@keyframes logoGlow {
  0%, 100% {
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.15));
  }
  50% {
    filter: drop-shadow(0 4px 12px rgba(13, 218, 208, 0.3));
  }
}

.brand-link:hover .brand-logo {
  transform: scale(1.05);
}

.brand-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--navbar-white);
  letter-spacing: -0.02em;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* ========================================
   NAVEGAÇÃO DESKTOP
   ======================================== */

.navbar-links {
  display: flex;
  align-items: center;
  gap: var(--navbar-space-sm);
  position: relative;
  z-index: 2;
}

.menu-item-com-submenu {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--navbar-space-sm);
  padding: var(--navbar-space-md) var(--navbar-space-lg);
  color: var(--navbar-white-alpha-95);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--navbar-radius-lg);
  transition: all var(--navbar-transition-base);
  position: relative;
  overflow: hidden;
  letter-spacing: 0.01em;
}

/* Hover Shimmer Effect */
.nav-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.5s ease;
}

.nav-link:hover::before {
  left: 100%;
}

.nav-link i {
  width: 20px;
  height: 20px;
  transition: transform var(--navbar-transition-base);
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1));
}

.nav-link:hover {
  background: var(--navbar-white-alpha-20);
  color: var(--navbar-white);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.nav-link:hover i {
  transform: scale(1.1);
}

.nav-link:focus-visible {
  outline: 2px solid var(--navbar-white);
  outline-offset: 2px;
}

/* Active State */
.menu-item-com-submenu.open .nav-link {
  background: var(--navbar-white-alpha-25);
  color: var(--navbar-white);
}

/* User Profile Link */
.nav-user {
  background: var(--navbar-white-alpha-15);
  border: 1px solid var(--navbar-white-alpha-20);
  padding-left: var(--navbar-space-md);
  padding-right: var(--navbar-space-xl);
  margin-left: var(--navbar-space-sm);
}

.nav-user::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--navbar-gradient);
  opacity: 0;
  transition: opacity var(--navbar-transition-base);
  border-radius: 0 var(--navbar-radius-sm) var(--navbar-radius-sm) 0;
}

.nav-user:hover {
  background: var(--navbar-white-alpha-25);
  border-color: var(--navbar-white-alpha-30);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.nav-user:hover::after {
  opacity: 1;
}

/* ========================================
   SUBMENU DROPDOWN PREMIUM
   ======================================== */

.submenu {
  position: absolute;
  top: calc(100% + var(--navbar-space-md));
  left: 0;
  background: var(--navbar-white);
  border-radius: var(--navbar-radius-xl);
  padding: var(--navbar-space-lg);
  min-width: 320px;
  display: none;
  box-shadow:
    0 20px 40px -10px rgba(0, 0, 0, 0.2),
    0 0 0 1px rgba(0, 165, 165, 0.1);
  border: 1px solid var(--navbar-primary-alpha-10);
  backdrop-filter: blur(20px);
  animation: dropdownSlide 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  z-index: var(--navbar-z-dropdown);
}

/* Glass Morphism Overlay */
.submenu::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(0, 165, 165, 0.02) 0%,
    transparent 50%,
    rgba(13, 218, 208, 0.02) 100%
  );
  border-radius: inherit;
  pointer-events: none;
}

@keyframes dropdownSlide {
  from {
    opacity: 0;
    transform: translateY(-15px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.submenu-direita .submenu {
  left: auto;
  right: 0;
}

.menu-item-com-submenu.open .submenu {
  display: block;
}

/* Submenu Header */
.submenu-header {
  padding: var(--navbar-space-md) var(--navbar-space-lg);
  border-bottom: 2px solid var(--navbar-gray-100);
  margin-bottom: var(--navbar-space-md);
  position: relative;
}

.submenu-header::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: var(--navbar-space-lg);
  width: 40px;
  height: 2px;
  background: var(--navbar-gradient);
  border-radius: var(--navbar-radius-full);
}

.submenu-header h3 {
  margin: 0 0 var(--navbar-space-xs) 0;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--navbar-gray-900);
  letter-spacing: -0.01em;
}

.submenu-header p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--navbar-gray-500);
  font-weight: 500;
}

/* Submenu Items */
.submenu-items {
  display: flex;
  flex-direction: column;
  gap: var(--navbar-space-xs);
  position: relative;
}

.submenu-link {
  display: flex;
  align-items: center;
  gap: var(--navbar-space-md);
  padding: var(--navbar-space-md) var(--navbar-space-lg);
  border-radius: var(--navbar-radius-lg);
  text-decoration: none;
  transition: all var(--navbar-transition-base);
  position: relative;
  overflow: hidden;
  border: 1px solid transparent;
}

/* Submenu Link Hover Effect */
.submenu-link::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--navbar-gradient);
  transform: scaleY(0);
  transition: transform var(--navbar-transition-base);
  border-radius: 0 var(--navbar-radius-sm) var(--navbar-radius-sm) 0;
}

.submenu-link:hover::before {
  transform: scaleY(1);
}

.submenu-link i {
  width: 22px;
  height: 22px;
  color: var(--navbar-primary);
  flex-shrink: 0;
  transition: all var(--navbar-transition-base);
  filter: drop-shadow(0 1px 2px rgba(0, 165, 165, 0.2));
}

.submenu-link div {
  display: flex;
  flex-direction: column;
  gap: var(--navbar-space-xs);
  flex: 1;
}

.submenu-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--navbar-gray-800);
  line-height: 1.3;
  transition: color var(--navbar-transition-fast);
  letter-spacing: 0.01em;
}

.submenu-desc {
  font-size: 0.8125rem;
  color: var(--navbar-gray-500);
  line-height: 1.4;
  transition: color var(--navbar-transition-fast);
}

.submenu-link:hover {
  background: linear-gradient(
    135deg,
    rgba(0, 165, 165, 0.08) 0%,
    rgba(13, 218, 208, 0.05) 100%
  );
  border-color: var(--navbar-primary-alpha-15);
  transform: translateX(4px);
  box-shadow: 0 4px 12px rgba(0, 165, 165, 0.1);
}

.submenu-link:hover i {
  color: var(--navbar-primary-light);
  transform: scale(1.15) rotate(-5deg);
}

.submenu-link:hover .submenu-title {
  color: var(--navbar-primary);
}

.submenu-link:hover .submenu-desc {
  color: var(--navbar-gray-700);
}

.submenu-link:focus-visible {
  outline: 2px solid var(--navbar-primary);
  outline-offset: 2px;
}

/* Logout Link Special Styling */
.logout-link {
  margin-top: var(--navbar-space-sm);
  border-top: 1px solid var(--navbar-gray-100);
  padding-top: var(--navbar-space-lg);
}

.logout-link:hover {
  background: linear-gradient(
    135deg,
    rgba(239, 68, 68, 0.08) 0%,
    rgba(220, 38, 38, 0.05) 100%
  ) !important;
  border-color: rgba(239, 68, 68, 0.15) !important;
}

.logout-link:hover i {
  color: var(--navbar-error) !important;
  transform: scale(1.15) rotate(0deg) !important;
}

.logout-link:hover .submenu-title {
  color: var(--navbar-error) !important;
}

.logout-link:hover .submenu-desc {
  color: #dc2626 !important;
}

/* ========================================
   BOTÃO MENU MOBILE (HAMBURGER)
   ======================================== */

.menu-toggle-mobile {
  display: none;
  background: var(--navbar-white-alpha-15);
  border: 1px solid var(--navbar-white-alpha-20);
  border-radius: var(--navbar-radius-lg);
  padding: var(--navbar-space-md);
  color: var(--navbar-white);
  cursor: pointer;
  transition: all var(--navbar-transition-base);
  position: relative;
  overflow: hidden;
}

.menu-toggle-mobile::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: var(--navbar-white-alpha-20);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.4s ease, height 0.4s ease;
}

.menu-toggle-mobile:active::before {
  width: 100px;
  height: 100px;
}

.menu-toggle-mobile i {
  width: 24px;
  height: 24px;
  position: relative;
  z-index: 2;
  transition: transform var(--navbar-transition-base);
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1));
}

.menu-toggle-mobile:hover {
  background: var(--navbar-white-alpha-25);
  border-color: var(--navbar-white-alpha-30);
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.menu-toggle-mobile:hover i {
  transform: rotate(90deg);
}

.menu-toggle-mobile:focus-visible {
  outline: 2px solid var(--navbar-white);
  outline-offset: 2px;
}

/* ========================================
   MENU MOBILE OVERLAY & DRAWER
   ======================================== */

.mobile-menu-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: var(--navbar-z-mobile);
  animation: overlayFadeIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
}

@keyframes overlayFadeIn {
  from {
    opacity: 0;
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
  }
  to {
    opacity: 1;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
  }
}

.mobile-menu-overlay.open {
  display: block;
}

/* Mobile Menu Drawer */
.mobile-menu-content {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 85%;
  max-width: 380px;
  background: var(--navbar-white);
  display: flex;
  flex-direction: column;
  animation: drawerSlideIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  overflow-y: auto;
  overflow-x: hidden;
  box-shadow:
    -10px 0 40px rgba(0, 0, 0, 0.2),
    0 0 0 1px rgba(0, 0, 0, 0.05);
  cursor: default;
}

@keyframes drawerSlideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Smooth Scrollbar */
.mobile-menu-content::-webkit-scrollbar {
  width: 6px;
}

.mobile-menu-content::-webkit-scrollbar-track {
  background: var(--navbar-gray-100);
}

.mobile-menu-content::-webkit-scrollbar-thumb {
  background: var(--navbar-primary-alpha-30);
  border-radius: var(--navbar-radius-full);
}

.mobile-menu-content::-webkit-scrollbar-thumb:hover {
  background: var(--navbar-primary-alpha-20);
}

/* ========================================
   HEADER DO MENU MOBILE
   ======================================== */

.mobile-menu-header {
  background: var(--navbar-gradient);
  padding: var(--navbar-space-2xl) var(--navbar-space-xl);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  border-bottom: 1px solid var(--navbar-white-alpha-10);
  position: relative;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Glass Morphism Overlay */
.mobile-menu-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.08) 0%,
    transparent 100%
  );
  pointer-events: none;
}

.mobile-user-info {
  display: flex;
  align-items: center;
  gap: var(--navbar-space-lg);
  flex: 1;
  position: relative;
  z-index: 2;
}

/* User Avatar */
.mobile-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--navbar-white-alpha-20);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--navbar-white);
  border: 3px solid var(--navbar-white-alpha-30);
  box-shadow:
    0 8px 16px rgba(0, 0, 0, 0.15),
    inset 0 2px 4px rgba(255, 255, 255, 0.2);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  position: relative;
}

.mobile-avatar::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: var(--navbar-gradient);
  opacity: 0;
  z-index: -1;
  animation: avatarPulse 2s ease-in-out infinite;
}

@keyframes avatarPulse {
  0%, 100% {
    opacity: 0;
    transform: scale(1);
  }
  50% {
    opacity: 0.3;
    transform: scale(1.1);
  }
}

.mobile-user-info div {
  flex: 1;
  min-width: 0;
}

.mobile-user-info h3 {
  margin: 0 0 var(--navbar-space-xs) 0;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--navbar-white);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  letter-spacing: -0.01em;
}

.mobile-user-info p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--navbar-white-alpha-95);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 500;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* Close Button */
.fechar-menu-mobile {
  background: var(--navbar-white-alpha-15);
  border: 1px solid var(--navbar-white-alpha-20);
  border-radius: var(--navbar-radius-lg);
  padding: var(--navbar-space-md);
  color: var(--navbar-white);
  cursor: pointer;
  transition: all var(--navbar-transition-base);
  flex-shrink: 0;
  position: relative;
  z-index: 2;
}

.fechar-menu-mobile i {
  width: 22px;
  height: 22px;
  transition: transform var(--navbar-transition-base);
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1));
}

.fechar-menu-mobile:hover {
  background: var(--navbar-white-alpha-25);
  border-color: var(--navbar-white-alpha-30);
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.fechar-menu-mobile:hover i {
  transform: rotate(90deg);
}

.fechar-menu-mobile:active {
  transform: scale(0.95);
}

/* ========================================
   BLOCOS DE MENU MOBILE (ACCORDION)
   ======================================== */

.menu-mobile-bloco {
  border-bottom: 1px solid var(--navbar-gray-100);
  transition: background var(--navbar-transition-base);
}

.menu-mobile-bloco:last-child {
  border-bottom: none;
}

/* Accordion Trigger */
.abrir-submenu-mobile {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--navbar-space-md);
  padding: var(--navbar-space-xl) var(--navbar-space-2xl);
  color: var(--navbar-gray-800);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 600;
  background: var(--navbar-white);
  transition: all var(--navbar-transition-base);
  position: relative;
  cursor: pointer;
  letter-spacing: 0.01em;
}

/* Hover Indicator */
.abrir-submenu-mobile::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--navbar-gradient);
  transform: scaleY(0);
  transition: transform var(--navbar-transition-base);
}

.abrir-submenu-mobile:active::before,
.menu-mobile-bloco.open .abrir-submenu-mobile::before {
  transform: scaleY(1);
}

.abrir-submenu-mobile i:first-child {
  width: 22px;
  height: 22px;
  color: var(--navbar-primary);
  transition: all var(--navbar-transition-base);
  filter: drop-shadow(0 1px 2px rgba(0, 165, 165, 0.2));
}

.abrir-submenu-mobile span {
  flex: 1;
  transition: color var(--navbar-transition-fast);
}

.abrir-submenu-mobile .chevron {
  width: 20px;
  height: 20px;
  color: var(--navbar-gray-500);
  transition: all var(--navbar-transition-base);
}

/* Active/Open State */
.menu-mobile-bloco.open .abrir-submenu-mobile {
  background: linear-gradient(
    90deg,
    rgba(0, 165, 165, 0.05) 0%,
    var(--navbar-white) 100%
  );
  color: var(--navbar-primary);
}

.menu-mobile-bloco.open .abrir-submenu-mobile i:first-child {
  color: var(--navbar-primary-light);
  transform: scale(1.1);
}

.menu-mobile-bloco.open .abrir-submenu-mobile .chevron {
  transform: rotate(180deg);
  color: var(--navbar-primary);
}

/* Hover State */
.abrir-submenu-mobile:active {
  background: var(--navbar-gray-50);
}

/* Submenu Items Container */
.mobile-submenu {
  display: none;
  flex-direction: column;
  background: linear-gradient(
    180deg,
    var(--navbar-gray-50) 0%,
    var(--navbar-white) 100%
  );
  padding: var(--navbar-space-sm) 0 var(--navbar-space-lg) 0;
  animation: accordionSlide 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes accordionSlide {
  from {
    opacity: 0;
    max-height: 0;
  }
  to {
    opacity: 1;
    max-height: 500px;
  }
}

.menu-mobile-bloco.open .mobile-submenu {
  display: flex;
}

/* Submenu Links */
.mobile-submenu a {
  display: flex;
  align-items: center;
  gap: var(--navbar-space-md);
  padding: var(--navbar-space-md) var(--navbar-space-2xl) var(--navbar-space-md) calc(var(--navbar-space-2xl) * 2.5);
  color: var(--navbar-gray-600);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  transition: all var(--navbar-transition-fast);
  position: relative;
  border-left: 3px solid transparent;
}

.mobile-submenu a i {
  width: 20px;
  height: 20px;
  color: var(--navbar-gray-400);
  transition: all var(--navbar-transition-base);
}

/* Submenu Link Hover/Active */
.mobile-submenu a:active {
  background: var(--navbar-white);
  color: var(--navbar-primary);
  border-left-color: var(--navbar-primary);
  padding-left: calc(var(--navbar-space-2xl) * 2.5 + var(--navbar-space-sm));
}

.mobile-submenu a:active i {
  color: var(--navbar-primary);
  transform: scale(1.15);
}

/* Touch Feedback */
@media (hover: hover) {
  .mobile-submenu a:hover {
    background: var(--navbar-white);
    color: var(--navbar-primary);
    border-left-color: var(--navbar-primary);
    padding-left: calc(var(--navbar-space-2xl) * 2.5 + var(--navbar-space-sm));
  }

  .mobile-submenu a:hover i {
    color: var(--navbar-primary);
    transform: scale(1.15);
  }
}

/* Logout Link Special Styling */
.mobile-submenu .logout-link {
  margin-top: var(--navbar-space-sm);
  padding-top: var(--navbar-space-lg);
  border-top: 1px solid var(--navbar-gray-200);
}

.mobile-submenu .logout-link:active {
  color: var(--navbar-error) !important;
  border-left-color: var(--navbar-error) !important;
  background: var(--navbar-error-light) !important;
}

.mobile-submenu .logout-link:active i {
  color: var(--navbar-error) !important;
}

@media (hover: hover) {
  .mobile-submenu .logout-link:hover {
    color: var(--navbar-error) !important;
    border-left-color: var(--navbar-error) !important;
    background: var(--navbar-error-light) !important;
  }

  .mobile-submenu .logout-link:hover i {
    color: var(--navbar-error) !important;
  }
}

/* ========================================
   RESPONSIVE DESIGN - MOBILE FIRST
   ======================================== */

/* Mobile Devices (< 768px) */
@media (max-width: 768px) {
  .navbar {
    height: var(--navbar-height-mobile);
  }

  .navbar-container {
    padding: 0 var(--navbar-space-lg);
    height: var(--navbar-height-mobile);
  }

  .brand-logo {
    height: 44px;
  }

  .brand-name {
    display: none;
  }

  .navbar-links {
    display: none;
  }

  .menu-toggle-mobile {
    display: flex;
    align-items: center;
    justify-content: center;
  }
}

/* Small Mobile (< 375px) */
@media (max-width: 374px) {
  .navbar-container {
    padding: 0 var(--navbar-space-lg);
  }

  .brand-logo {
    height: 40px;
  }

  .mobile-menu-content {
    width: 90%;
  }

  .mobile-menu-header {
    padding: var(--navbar-space-xl) var(--navbar-space-lg);
  }

  .mobile-avatar {
    width: 48px;
    height: 48px;
    font-size: 1.25rem;
  }

  .mobile-user-info h3 {
    font-size: 1rem;
  }

  .mobile-user-info p {
    font-size: 0.8125rem;
  }
}

/* Tablet (768px - 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
  .navbar-container {
    padding: 0 var(--navbar-space-xl);
  }

  .nav-link {
    padding: var(--navbar-space-sm) var(--navbar-space-md);
    font-size: 0.875rem;
  }

  .nav-link i {
    width: 18px;
    height: 18px;
  }

  .submenu {
    min-width: 280px;
  }
}

/* Desktop (> 768px) */
@media (min-width: 769px) {
  .mobile-menu-overlay {
    display: none !important;
  }

  .menu-toggle-mobile {
    display: none !important;
  }
}

/* Large Desktop (> 1440px) */
@media (min-width: 1441px) {
  .navbar-container {
    max-width: 1600px;
    padding: 0 var(--navbar-space-2xl);
  }

  .submenu {
    min-width: 340px;
  }
}

/* Landscape Mode (Mobile/Tablet) */
@media (max-height: 600px) and (orientation: landscape) {
  .mobile-menu-header {
    padding: var(--navbar-space-lg) var(--navbar-space-xl);
  }

  .mobile-avatar {
    width: 44px;
    height: 44px;
    font-size: 1.125rem;
  }

  .mobile-user-info h3 {
    font-size: 1rem;
  }

  .mobile-user-info p {
    font-size: 0.8125rem;
  }

  .abrir-submenu-mobile {
    padding: var(--navbar-space-md) var(--navbar-space-xl);
  }

  .mobile-submenu a {
    padding: var(--navbar-space-sm) var(--navbar-space-xl) var(--navbar-space-sm) calc(var(--navbar-space-xl) * 2.5);
  }
}

/* ========================================
   ACCESSIBILITY & USER PREFERENCES
   ======================================== */

/* Focus Visible (Keyboard Navigation) */
*:focus-visible {
  outline: 2px solid var(--navbar-primary);
  outline-offset: 2px;
  border-radius: var(--navbar-radius-sm);
}

/* Reduced Motion Preference */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .navbar,
  .submenu,
  .mobile-menu-overlay,
  .mobile-menu-content {
    animation: none !important;
    transition: none !important;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .navbar {
    border-bottom: 2px solid var(--navbar-white);
  }

  .nav-link,
  .menu-toggle-mobile,
  .submenu-link {
    border: 2px solid transparent;
  }

  .nav-link:focus-visible,
  .submenu-link:focus-visible,
  .menu-toggle-mobile:focus-visible {
    border-color: var(--navbar-white);
  }

  .submenu {
    border: 2px solid var(--navbar-gray-800);
  }
}

/* Touch Device Optimization */
@media (hover: none) and (pointer: coarse) {
  .nav-link,
  .submenu-link,
  .abrir-submenu-mobile,
  .mobile-submenu a {
    min-height: 44px; /* Apple HIG recommendation */
  }

  .menu-toggle-mobile {
    min-width: 44px;
    min-height: 44px;
  }
}

/* ========================================
   PRINT STYLES
   ======================================== */

@media print {
  .navbar,
  .mobile-menu-overlay,
  .menu-toggle-mobile {
    display: none !important;
  }
}

/* ========================================
   UTILITIES & HELPERS
   ======================================== */

/* Prevent Body Scroll When Mobile Menu Open */
body.mobile-menu-open {
  overflow: hidden;
  position: fixed;
  width: 100%;
  height: 100%;
}

/* Screen Reader Only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Skip to Content Link (Accessibility) */
.skip-to-content {
  position: absolute;
  top: -100px;
  left: var(--navbar-space-lg);
  background: var(--navbar-white);
  color: var(--navbar-primary);
  padding: var(--navbar-space-md) var(--navbar-space-lg);
  border-radius: var(--navbar-radius-md);
  text-decoration: none;
  font-weight: 600;
  box-shadow: var(--navbar-shadow-lg);
  z-index: 10000;
  transition: top var(--navbar-transition-base);
}

.skip-to-content:focus {
  top: var(--navbar-space-lg);
}

/* ========================================
   PERFORMANCE OPTIMIZATIONS
   ======================================== */

/* GPU Acceleration for Animations */
.navbar,
.submenu,
.mobile-menu-content,
.nav-link,
.submenu-link {
  will-change: transform;
  transform: translateZ(0);
  -webkit-transform: translateZ(0);
}

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

/* ========================================
   BROWSER-SPECIFIC FIXES
   ======================================== */

/* Safari Backdrop Filter Support */
@supports (-webkit-backdrop-filter: blur(20px)) or (backdrop-filter: blur(20px)) {
  .navbar {
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    backdrop-filter: blur(20px) saturate(180%);
  }

  .submenu {
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
  }
}

/* Firefox Smooth Scrollbar */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--navbar-primary-alpha-20) transparent;
}

/* Edge/IE Fallbacks */
@supports not (backdrop-filter: blur(20px)) {
  .navbar {
    background: var(--navbar-primary);
  }

  .submenu {
    background: var(--navbar-white);
  }
}

/* ========================================
   END OF NAVBAR STYLES
   ======================================== */