.nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  height: var(--nav-h);
  backdrop-filter: blur(14px);
  background: color-mix(in srgb, #f7fbfa 82%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
}

.nav__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav__brand img {
  height: 40px;
  width: auto;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 1.35rem;
}

.nav__links a:not(.btn) {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink-soft);
  position: relative;
}

.nav__links a:not(.btn)::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -0.35rem;
  width: 100%;
  height: 2px;
  background: var(--teal);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.nav__links a:not(.btn):hover,
.nav__links a.is-active {
  color: var(--ink);
}

.nav__links a.is-active::after,
.nav__links a:not(.btn):hover::after {
  transform: scaleX(1);
}

.nav__cta {
  margin-left: 0.5rem;
  padding: 0.65rem 1.1rem;
}

.nav__cta.is-active {
  box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--ink) 18%, transparent);
  filter: saturate(0.92);
}

.nav__toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 0;
  background: transparent;
  padding: 0.4rem;
  cursor: pointer;
}

.nav__toggle span {
  display: block;
  height: 2px;
  margin: 0.35rem 0;
  background: var(--ink);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

@media (max-width: 860px) {
  .nav__toggle {
    display: block;
  }

  .nav__brand img {
    height: 34px;
  }

  .nav__links {
    position: fixed;
    inset: var(--nav-h) 0 auto;
    display: grid;
    gap: 0;
    background: #f7fbfa;
    border-bottom: 1px solid var(--line);
    padding: 0.75rem 1.25rem 1.25rem;
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s ease, opacity 0.3s ease;
  }

  .nav--open .nav__links {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav__links a:not(.btn) {
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--line);
  }

  .nav__links a:not(.btn)::after {
    display: none;
  }

  .nav__cta {
    margin: 1rem 0 0;
    width: 100%;
  }

  .nav--open .nav__toggle span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .nav--open .nav__toggle span:nth-child(2) {
    opacity: 0;
  }

  .nav--open .nav__toggle span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
}