@import url("./css/variables.css");

/* Base styles */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

.navbar {
<<<<<<< HEAD
  background-color: var(--nav-bg-color, #071029);
  color:  var(--nav-text-color, #e6f0ff);
  font-family: var(--font-sans, Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial);

=======
  background-color: var(--nav-bg-color, #5f7ed2);
  color:  var(--nav-text-color, #e6f0ff);
  font-family: var(--font-sans, Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial);
  
>>>>>>> upstream/main
   box-shadow: 0 6px 18px rgba(2,6,23,0.35);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}


.navbar__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.75rem 1.25rem;
  gap: 1rem;
}

/* Brand */
.navbar__brand {
  font-size: 1.125rem;
   font-weight: 700;
  letter-spacing: 0.25px;
  text-decoration: none;
  color: inherit;
   display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

/* Menu */
.navbar__menu {
  display: flex;
  list-style: none;
   gap: 0.75rem;
  align-items: center;
  transition: max-height 0.28s cubic-bezier(.2,.8,.2,1), opacity 0.2s ease;
  overflow: visible;
}

.navbar__item + .navbar__item {
 display: block;
}

.navbar__link {
  text-decoration: none;
  color:var(--nav-text-color, #fff);
  font-size: 0.95rem;
  display: inline-block;
   padding: 0.5rem 0.65rem;
  border-radius: 6px;
  transition: background-color 180ms ease, color 180ms ease, transform 120ms ease;
}

.navbar__link:hover,
.navbar__link:focus {
   background-color: rgba(255,255,255,0.06);
  color: var(--nav-accent, #7dd3fc);
  transform: translateY(-1px);
  outline: none;
}

.navbar__link:focus-visible {
  box-shadow: 0 0 0 3px rgba(125,211,252,0.12);
}

.navbar__link--active {
  background: linear-gradient(90deg, rgba(125,211,252,0.08), rgba(99,102,241,0.04));
  color: var(--nav-accent, #7dd3fc);
  font-weight: 600;
}

/* Toggle (hidden) */
.navbar__toggle-checkbox {
  display: none;
}

/* Toggle label (hamburger) */
.navbar__toggle-label {
  display: none;
  cursor: pointer;
  width: 2.25rem;
  height: 2.25rem;
  position: relative;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
}

.navbar__toggle-icon,
.navbar__toggle-icon::before,
.navbar__toggle-icon::after {
  display: block;
  background-color: var(--nav-toggle-color, #e6eef8);
  height: 3px;
  width: 100%;
  border-radius: 3px;
  position: absolute;
  left: 0;
  transition:  transform 260ms cubic-bezier(.2,.8,.2,1), opacity 200ms ease, background-color 150ms ease;
}

.navbar__toggle-icon {
  top: 50%;
  transform: translateY(-50%);
}

.navbar__toggle-icon::before {
  content: "";
  top: -8px;
}

.navbar__toggle-icon::after {
  content: "";
  top: 8px;
}

/* Mobile styles */
@media (max-width: 768px) {
  /* Show hamburger */
  .navbar__toggle-label {
    display:flex;
  }

  /* Hide menu initially */
  .navbar__menu {
    flex-direction: column;
    align-items: stretch;
    overflow: hidden;
    max-height: 0;
    width: 100%;
     background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
    border-radius: 8px;
    margin-top: 0.6rem;
    padding: 0 0.5rem;
    opacity: 0;
    transform-origin: top;
  }

  .navbar__item + .navbar__item {
    margin-left: 0;
  }

  .navbar__toggle-checkbox:checked ~ .navbar__menu {
    max-height: 720px; /* large enough for all items */
     padding: 0.5rem;
    opacity: 1;
  }

  .navbar__item {
    width: 100%;
  }

  .navbar__link {
    width: 100%;
    padding: 0.75rem 0.9rem;
    color: var(--nav-text-color);
  }

  /* Animate hamburger to 'X' */
  .navbar__toggle-checkbox:checked + .navbar__toggle-label .navbar__toggle-icon {
    background-color: transparent;
  }
  .navbar__toggle-checkbox:checked + .navbar__toggle-label .navbar__toggle-icon::before {
    transform: translateY(8px) rotate(45deg);
  }
  .navbar__toggle-checkbox:checked + .navbar__toggle-label .navbar__toggle-icon::after {
    transform: translateY(-8px) rotate(-45deg);
  }
  }

.navbar__link:focus {
  outline: none;
}