/* === Navbar === */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--navbar-height);
  background-color: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--grid-max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

/* Logo / Name */
.navbar__logo {
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-primary);
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.navbar__logo:hover {
  color: var(--color-accent);
}

/* Desktop nav links */
.navbar__links {
  display: none;
  align-items: center;
  gap: var(--space-xl);
}

.navbar__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.navbar__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width var(--transition-normal);
}

.navbar__link:hover,
.navbar__link--active {
  color: var(--color-text-primary);
}

.navbar__link:hover::after,
.navbar__link--active::after {
  width: 100%;
}

/* External link icons */
.navbar__socials {
  display: none;
  align-items: center;
  gap: var(--space-lg);
}

.navbar__social-link {
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
}

.navbar__social-link:hover {
  color: var(--color-accent);
}

.navbar__social-link svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* Hamburger button */
.navbar__hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.navbar__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text-primary);
  border-radius: 1px;
  transition: all var(--transition-normal);
}

/* Hamburger open state */
.navbar__hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.navbar__hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.navbar__hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu panel */
.navbar__mobile-menu {
  position: fixed;
  top: var(--navbar-height);
  right: 0;
  width: 100%;
  max-height: calc(100vh - var(--navbar-height));
  background-color: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-xl);
  transform: translateY(-150%);
  transition: transform var(--transition-slow);
  z-index: 999;
  overflow-y: auto;
}

.navbar__mobile-menu.is-open {
  transform: translateY(0);
}

.navbar__mobile-menu .navbar__link {
  display: block;
  font-size: var(--text-lg);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
}

.navbar__mobile-menu .navbar__link::after {
  display: none;
}

.navbar__mobile-socials {
  display: flex;
  gap: var(--space-xl);
  padding-top: var(--space-xl);
  margin-top: var(--space-md);
}

.navbar__mobile-socials .navbar__social-link svg {
  width: 24px;
  height: 24px;
}

/* Mobile menu overlay */
.navbar__overlay {
  position: fixed;
  top: var(--navbar-height);
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  z-index: 998;
}

.navbar__overlay.is-visible {
  opacity: 1;
  visibility: visible;
}

/* Desktop breakpoint */
@media (min-width: 768px) {
  .navbar__links {
    display: flex;
  }

  .navbar__socials {
    display: flex;
  }

  .navbar__hamburger {
    display: none;
  }

  .navbar__mobile-menu,
  .navbar__overlay {
    display: none;
  }
}