.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1030;
  background-color: var(--global-navbar-bg);
  height: var(--navbar-height);
  display: flex;
  align-items: center;
  padding: 0;
  box-shadow: var(--shadow);
}

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

.navbar-brand {
  font-family: var(--mono-font);
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: #51e72c;
  text-decoration: none;
  white-space: nowrap;
  display: flex;
  align-items: center;
  transition: color var(--transition-smooth);
  flex-shrink: 0;
  padding: 6px 0;
}

.navbar-brand:hover,
.navbar-brand:focus {
  color: var(--global-theme-color);
  text-decoration: none;
  outline: none;
}

.navbar-brand:active {
  color: #4b9cd3;
  text-decoration: none;
}

.navbar-brand .brand-cmd { color: #FF6F61; transition: color var(--transition-smooth); }

.navbar-brand:hover .brand-cmd { color: #51e72c; }

.cursor {
  display: inline-block;
  width: 4px;
  height: 16px;
  background-color: #fff;
  margin-left: 2px;
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

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

.navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.85);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-normal);
  padding: 8px 12px;
  text-decoration: none;
  transition: all var(--transition-smooth);
  border-radius: var(--border-radius-sm);
  display: inline-block;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus {
  color: var(--global-theme-color);
  outline: none;
}

.navbar-nav .nav-link.active,
.navbar-nav .nav-link:active {
  color: var(--global-theme-color);
}

.navbar-toggler {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  flex-direction: column;
  gap: 5px;
  position: relative;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-smooth);
}

.navbar-toggler:hover,
.navbar-toggler:focus {
  outline: none;
  opacity: 0.8;
}

.navbar-toggler span {
  display: block;
  width: 24px;
  height: 2.5px;
  background-color: #fff;
  transition: all var(--transition-smooth);
  border-radius: 1px;
  transform-origin: center;
}

.navbar-toggler.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.navbar-toggler.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.navbar-toggler.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

.scroll-progress {
  position: fixed;
  top: var(--navbar-height);
  left: 0;
  width: 0%;
  height: 3px;
  background-color: var(--global-theme-color);
  z-index: 1029;
  transition: width 0.1s linear;
}

/* Mobile Menu Styles */
@media (max-width: 768px) {
  .navbar-toggler {
    display: flex;
  }

  .navbar-nav {
    display: none;
    flex-direction: column;
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--global-navbar-bg);
    padding: 0;
    gap: 0;
    margin: 0;
    animation: slideDown 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    overflow-y: auto;
    max-height: calc(100vh - var(--navbar-height));
  }

  .navbar-nav.show {
    display: flex;
    animation: slideDown 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  }

  .navbar-nav .nav-link {
    padding: 16px var(--page-gutter);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    width: 100%;
    transition: all 0.2s ease;
    border-radius: 0;
    margin: 0;
    display: block;
    font-size: var(--font-size-base);
    font-weight: 500;
    letter-spacing: 0.3px;
  }

  .navbar-nav .nav-link:hover,
  .navbar-nav .nav-link:focus {
    background-color: rgba(75, 156, 211, 0.1);
    padding-left: calc(var(--page-gutter) + 4px);
    outline: none;
  }

  .navbar-nav .nav-link.active {
    background-color: rgba(75, 156, 211, 0.15);
    color: var(--global-theme-color);
    font-weight: 600;
  }

  @keyframes slideDown {
    from {
      opacity: 0;
      transform: translateY(-10px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  /* Close animation */
  .navbar-nav:not(.show) {
    display: none;
  }
}

@media (max-width: 576px) {
  .navbar {
    height: 56px;
  }

  .navbar-brand {
    font-size: 11px;
    letter-spacing: 0.01em;
    flex-shrink: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .navbar-inner {
    padding: 0 0.75rem;
  }

  .navbar-toggler {
    width: 36px;
    height: 36px;
    gap: 4px;
    padding: 0;
  }

  .navbar-toggler span {
    width: 20px;
    height: 2px;
  }

  .navbar-nav .nav-link {
    padding: 14px var(--page-gutter);
    font-size: 15px;
  }
}