@use "../base/variable" as *;
@use "../base/mixin" as *;

// GNB
.gnb {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: $gnb-height;
  z-index: 100;
  transition: background 0.4s;

  &.isScrolled {
    background: rgba($color-bg, 0.92);
    backdrop-filter: blur(12px);
  }
}

.gnb__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 48px;
}

.gnb__logo {
  display: flex;
  align-items: center;
}

.gnb__logoImg {
  width: 90px;
  height: auto;
  object-fit: unset;
}

.gnb__nav {
  // nav block — layout only
}

.gnb__navList {
  display: flex;
  align-items: center;
}

.gnb__navItem {
  // list item — no extra styles needed
}

.gnb__navLink {
  display: block;
  padding: 24px 32px;
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: $color-white;
  transition: color 0.2s;

  &:hover {
    color: $color-cyan;
  }
}

.gnb__navLink.isActive {
  color: $color-cyan;
}

.gnb__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.gnb__hamburgerLine {
  display: block;
  width: 100%;
  height: 1px;
  background: $color-white;
  transition:
    transform 0.3s,
    opacity 0.3s;
}

.gnb__hamburger.isOpen .gnb__hamburgerLine:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.gnb__hamburger.isOpen .gnb__hamburgerLine:nth-child(2) {
  opacity: 0;
}
.gnb__hamburger.isOpen .gnb__hamburgerLine:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.gnb__mobileNav {
  display: none;
  position: absolute;
  top: $gnb-height-mo;
  left: 0;
  width: 100%;
  background: rgba($color-bg, 0.97);
  backdrop-filter: blur(16px);
  padding: 16px 0 24px;
  transform: translateY(-100%);
  opacity: 0;
  transition:
    transform 0.35s ease,
    opacity 0.35s ease;
  pointer-events: none;

  &.isOpen {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
}

.gnb__mobileNavList {
  display: flex;
  flex-direction: column;
}

.gnb__mobileNavLink {
  display: block;
  padding: 14px 24px;
  font-size: 18px;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: $color-white;
}