.navbar {
  position: fixed;
  top: var(--kf-space-sm);
  left: 50%;
  transform: translateX(-50%);
  width: 95%;
  max-width: var(--kf-page-width);
  z-index: 1000;

  background: var(--kf-black-2);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);

  border: 1px solid var(--kf-white-2);
  border-bottom: 1px solid var(--kf-white-1);
  border-radius: var(--kf-rl);
  padding: 1rem var(--kf-space-md);

  box-shadow:
    0 1px 0 0 var(--kf-white-0) inset,
    0 4px 24px var(--kf-black-2),
    0 1px 4px var(--kf-black-1);

  transition:
    width 1.1s cubic-bezier(0.22, 1, 0.36, 1),
    padding 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    border-radius 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    background 0.4s var(--kf-ease-in-out),
    box-shadow 0.4s var(--kf-ease-in-out),
    border-color 0.4s var(--kf-ease-in-out);

  will-change: width, padding, border-radius;
}

.navbar-container {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: var(--kf-space-md);
}

.kf-img__wrap {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
}

#navbar-logo {
  height: 5rem;
  width: auto;
  display: block;
  transition:
    transform var(--kf-dt-focus) var(--kf-ease-in-out),
    opacity var(--kf-dt-base) var(--kf-ease-in-out);
}

.kf-img__wrap:hover #navbar-logo {
  transform: scale(1.04);
  opacity: 0.88;
}

.kf-navbar__actions {
  justify-self: end;
  display: flex;
  align-items: center;
  flex-shrink: 0;
  gap: 0.75rem;
  transition:
    opacity var(--kf-dt-base) var(--kf-ease-in-out),
    transform 0.4s var(--kf-ease);
}

.kf__hamburger {
  display: none;
  position: relative;
  width: 3rem;
  height: 3rem;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  cursor: pointer;
  border: 1px solid var(--kf-white-2);
  border-radius: var(--kf-rxl);
  background: transparent;
  padding: 0;
  outline: none;
  transition:
    background var(--kf-dt-base) var(--kf-ease-in-out),
    border-color var(--kf-dt-base) var(--kf-ease-in-out),
    transform var(--kf-dt-base) var(--kf-ease-in-out);
  -webkit-tap-highlight-color: transparent;
}

.kf__hamburger:hover {
  background: var(--kf-white-1);
  border-color: var(--kf-white-3);
}

.kf__hamburger:active {
  transform: scale(0.93);
}

.kf__hamburger-lines {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.5rem;
  pointer-events: none;
}

.kf__hamburger-line {
  display: block;
  height: 2px;
  background: var(--kf-white-7);
  border-radius: 2px;
  transition:
    transform var(--kf-dt-base) var(--kf-ease-in-out),
    opacity var(--kf-dt-base) var(--kf-ease-in-out),
    width var(--kf-dt-base) var(--kf-ease-in-out),
    background var(--kf-dt-base) var(--kf-ease-in-out);
}

.kf__hamburger-line:nth-child(1) {
  width: 1.8rem;
}

.kf__hamburger-line:nth-child(2) {
  width: 1.3rem;
}

.kf__hamburger-line:nth-child(3) {
  width: 1.8rem;
}

.kf__hamburger.is-open .kf__hamburger-line:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
  width: 1.7rem;
  background: var(--kf-text-invert);
}

.kf__hamburger.is-open .kf__hamburger-line:nth-child(2) {
  opacity: 0;
  width: 0;
}

.kf__hamburger.is-open .kf__hamburger-line:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
  width: 1.7rem;
  background: var(--kf-text-invert);
}

.kf__mobile-menu {
  display: none;
  flex-direction: column;
  width: 100%;
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  pointer-events: none;
  transition:
    max-height var(--kf-dt-base) var(--kf-ease),
    opacity var(--kf-dt-base) var(--kf-ease-in-out),
    padding var(--kf-dt-base) var(--kf-ease);
}

.kf__mobile-menu.is-open {
  max-height: 45rem;
  opacity: 1;
  pointer-events: auto;
  padding-top: 0.75rem;
}

.kf__mobile-menu-divider {
  width: 100%;
  height: 1px;
  background: var(--kf-white-1);
  margin-bottom: 0.5rem;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--kf-dt-base) var(--kf-ease);
}

.kf__mobile-menu.is-open .kf__mobile-menu-divider {
  transform: scaleX(1);
}

.kf__mobile-menu-list {
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.kf__mobile-menu-item {
  opacity: 0;
  transform: translateY(1rem);
  transition:
    opacity var(--kf-dt-base) var(--kf-ease),
    transform var(--kf-dt-base) var(--kf-ease);
}

.kf__mobile-menu.is-open .kf__mobile-menu-item:nth-child(1) {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.1s;
}
.kf__mobile-menu.is-open .kf__mobile-menu-item:nth-child(2) {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.16s;
}
.kf__mobile-menu.is-open .kf__mobile-menu-item:nth-child(3) {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.22s;
}
.kf__mobile-menu.is-open .kf__mobile-menu-item:nth-child(4) {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.28s;
}
.kf__mobile-menu.is-open .kf__mobile-menu-item:nth-child(5) {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.34s;
}

.kf__mobile-menu-link {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 0.25rem;
  border-bottom: 1px solid var(--kf-white-1);
  color: var(--kf-white-6);
  font-size: var(--kf-fs-sm);
  font-weight: 450;
  letter-spacing: var(--kf-ls-lg);
  transition:
    color var(--kf-dt-base) var(--kf-ease-in-out),
    padding-left var(--kf-dt-base) var(--kf-ease-in-out);
}

.kf__mobile-menu-link::after {
  content: ">";
  font-size: 1rem;
  opacity: 0.25;
  transition:
    opacity var(--kf-dt-fast) var(--kf-ease-in-out),
    transform var(--kf-dt-fast) var(--kf-ease-in-out);
}

.kf__mobile-menu-link:hover {
  color: var(--kf-text-invert);
  padding-left: 0.4rem;
}

.kf__mobile-menu-link:hover::after {
  opacity: 0.7;
  transform: translateX(0.3rem);
}

.kf__mobile-menu-link:active,
.kf__mobile-menu-link[aria-current="page"] {
  color: var(--kf-text-invert);
}

.kf__mobile-menu-link:active::after,
.kf__mobile-menu-link[aria-current="page"]::after {
  opacity: 0.5;
  color: var(--kf-text-invert);
}

.kf__mobile-menu-cta {
  padding: 1rem 0 0.25rem;
  display: flex;
  opacity: 0;
  transition:
    opacity var(--kf-dt-base) var(--kf-ease),
    transform var(--kf-dt-base) var(--kf-ease);
}

.kf__mobile-menu-cta .kf-btn {
  width: 100%;
  justify-content: space-between;
}

.kf__mobile-menu.is-open .kf__mobile-menu-cta {
  opacity: 1;
}

.navbar.menu-open {
  border-radius: var(--kf-rl);
  width: 92%;
  background: var(--kf-black-2);
  border-color: var(--kf-white-2);
}

.navbar.menu-open.scrolled {
  width: 92%;
  padding: 1rem var(--kf-space-sm);
  border-radius: var(--kf-rl);
  background: var(--kf-black-2);
}

.navbar.scrolled {
  width: clamp(22rem, 30vw, 32rem);
  padding: 0.65rem 1.4rem;
  border-radius: 5rem;
  background: var(--kf-white-1);
  border-color: var(--kf-white-2);
  box-shadow:
    0 1px 0 0 var(--kf-white-0) inset,
    0 8px 32px var(--kf-black-3),
    0 2px 8px var(--kf-black-2);
}

.navbar.scrolled .navbar-container {
  display: inline-flex;
  gap: 0.5rem;
}

.navbar.scrolled .kf-navbar__menu-list {
  opacity: 0;
  max-width: 0;
  gap: 0;
  margin: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity 0.14s var(--kf-ease-in),
    max-width 0.38s cubic-bezier(0.22, 1, 0.36, 1),
    gap 0.38s cubic-bezier(0.22, 1, 0.36, 1),
    margin 0.38s cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0s linear 0.28s;
}

.navbar.scrolled #navbar-logo {
  transform: scale(0.95);
}

.navbar.scrolled .kf-navbar__actions {
  transform: scale(0.85);
}

.kf-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  pointer-events: none;
  user-select: none;
  z-index: 999;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(2px);
  opacity: 0;
  transition: opacity var(--kf-dt-base) var(--kf-ease-in-out);
}

.kf-nav-overlay.is-visible {
  opacity: 1;
}

@media (max-width: 768px) {
  .kf-nav-overlay {
    display: block;
  }

  .navbar {
    width: 92%;
    padding: 0.85rem var(--kf-space-sm);
    border-radius: var(--kf-rl);
  }

  .navbar-container {
    grid-template-columns: 1fr auto;
    gap: 0.75rem;
  }

  .kf-navbar__menu-list {
    display: none !important;
  }

  .kf-navbar__menu-wrapper {
    display: none;
  }

  .kf-navbar__actions {
    display: none;
  }

  .kf__hamburger {
    display: flex;
  }

  .kf__mobile-menu {
    display: flex;
  }

  #navbar-logo {
    height: 3.4rem;
  }

  .navbar.scrolled {
    width: clamp(18rem, 85vw, 26rem);
    padding: 0.6rem 1.2rem;
  }

  .navbar.menu-open,
  .navbar.menu-open.scrolled {
    width: 92%;
    padding: 0.85rem var(--kf-space-sm);
  }
}

@media (max-width: 480px) {
  .navbar {
    width: 90%;
    top: calc(var(--kf-space-sm) * 0.75);
  }

  #navbar-logo {
    height: 3rem;
  }

  .navbar.scrolled {
    width: clamp(16rem, 90vw, 22rem);
  }

  .navbar.menu-open,
  .navbar.menu-open.scrolled {
    width: 90%;
  }
}