/* Enhanced Mobile Navigation Styles for BOLDSWAP TRADING LIMITED */

/* Animated Mobile Menu Toggle (Hamburger) */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
  border: none;
  cursor: pointer;
  padding: var(--spacing-3);
  border-radius: var(--radius-lg);
  transition: all 0.3s ease;
  height: 48px;
  width: 48px;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.mobile-menu-toggle::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;
}

.mobile-menu-toggle:hover::before {
  left: 100%;
}

.mobile-menu-toggle:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-md);
}

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

.mobile-menu-toggle span {
  width: 22px;
  height: 2px;
  background-color: var(--neutral-white);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 2px;
  transform-origin: center;
}

/* Hamburger Animation States */
.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

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

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

/* Enhanced Mobile Menu */
.nav-menu.mobile-active {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: linear-gradient(180deg, var(--neutral-white) 0%, rgba(248, 250, 252, 0.98) 100%);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--neutral-gray-200);
  box-shadow: 0 20px 25px -5px rgba(0, 30, 71, 0.1), 0 10px 10px -5px rgba(0, 30, 71, 0.04);
  flex-direction: column;
  gap: 0;
  padding: var(--spacing-6) 0 var(--spacing-8) 0;
  z-index: 999;
  max-height: calc(100vh - var(--header-height));
  overflow-y: auto;
  transform: translateY(-100%);
  opacity: 0;
  animation: slideDown 0.4s ease-out forwards;
}

@keyframes slideDown {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Mobile Menu Items */
.nav-menu.mobile-active li {
  margin: 0 var(--spacing-4);
  position: relative;
}

.nav-menu.mobile-active li:not(:last-child)::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: var(--spacing-4);
  right: var(--spacing-4);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--neutral-gray-200), transparent);
}

.nav-menu.mobile-active .nav-link {
  padding: var(--spacing-4) var(--spacing-6);
  width: 100%;
  text-align: left;
  border-radius: var(--radius-lg);
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--neutral-gray-700);
  transition: all 0.3s ease;
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  margin: var(--spacing-2) 0;
  background: transparent;
  border: 2px solid transparent;
  overflow: hidden;
}

.nav-menu.mobile-active .nav-link::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 4px;
  background: var(--primary-blue);
  transform: scaleY(0);
  transition: transform 0.3s ease;
  border-radius: 0 2px 2px 0;
}

.nav-menu.mobile-active .nav-link::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
  border-radius: var(--radius-lg);
}

/* Mobile Navigation Icons */
.nav-menu.mobile-active .nav-link .nav-icon {
  width: 20px;
  height: 20px;
  color: var(--neutral-gray-500);
  transition: all 0.3s ease;
}

/* Hover and Active States */
.nav-menu.mobile-active .nav-link:hover,
.nav-menu.mobile-active .nav-link:focus {
  color: var(--primary-blue);
  transform: translateX(8px);
  border-color: var(--primary-blue-light);
  background: rgba(0, 30, 71, 0.05);
  box-shadow: var(--shadow-sm);
}

.nav-menu.mobile-active .nav-link:hover::before,
.nav-menu.mobile-active .nav-link:focus::before {
  transform: scaleY(1);
}

.nav-menu.mobile-active .nav-link:hover .nav-icon,
.nav-menu.mobile-active .nav-link:focus .nav-icon {
  color: var(--primary-blue);
  transform: scale(1.1);
}

.nav-menu.mobile-active .nav-link.active {
  color: var(--neutral-white);
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
  border-color: var(--primary-blue);
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.nav-menu.mobile-active .nav-link.active::before {
  background: var(--neutral-white);
  transform: scaleY(1);
}

.nav-menu.mobile-active .nav-link.active .nav-icon {
  color: var(--neutral-white);
}

.nav-menu.mobile-active .nav-link.active::after {
  display: none;
}

/* Mobile Menu Footer */
.nav-menu.mobile-active::after {
  content: '';
  margin-top: var(--spacing-6);
  padding: var(--spacing-4) var(--spacing-6);
  border-top: 1px solid var(--neutral-gray-200);
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
}

/* Responsive Behavior */
@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  
  .nav-menu.mobile-active {
    display: flex;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
}

/* Animation Delays for Staggered Effect */
.nav-menu.mobile-active li:nth-child(1) .nav-link {
  animation: fadeInUp 0.4s ease-out 0.1s both;
}

.nav-menu.mobile-active li:nth-child(2) .nav-link {
  animation: fadeInUp 0.4s ease-out 0.2s both;
}

.nav-menu.mobile-active li:nth-child(3) .nav-link {
  animation: fadeInUp 0.4s ease-out 0.3s both;
}

.nav-menu.mobile-active li:nth-child(4) .nav-link {
  animation: fadeInUp 0.4s ease-out 0.4s both;
}

.nav-menu.mobile-active li:nth-child(5) .nav-link {
  animation: fadeInUp 0.4s ease-out 0.5s both;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Mobile Menu Overlay (optional for future enhancement) */
.mobile-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 30, 71, 0.1);
  backdrop-filter: blur(2px);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.mobile-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* Accessibility Enhancements */
@media (prefers-reduced-motion: reduce) {
  .mobile-menu-toggle,
  .nav-menu.mobile-active,
  .nav-menu.mobile-active .nav-link {
    animation: none;
    transition: none;
  }
  
  .nav-menu.mobile-active {
    transform: none;
    opacity: 1;
  }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
  .mobile-menu-toggle {
    background: var(--neutral-gray-900);
    border: 2px solid var(--neutral-white);
  }
  
  .nav-menu.mobile-active {
    background: var(--neutral-white);
    border: 2px solid var(--neutral-gray-900);
  }
  
  .nav-menu.mobile-active .nav-link {
    border: 1px solid var(--neutral-gray-300);
  }
}