.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  transition: background 0.4s var(--ease), box-shadow 0.4s var(--ease),
    padding 0.4s var(--ease), backdrop-filter 0.4s var(--ease);
  padding-block: 1.1rem;
}
.navbar.scrolled {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 6px 30px rgba(12, 27, 46, 0.08);
  border-bottom: 1px solid var(--glass-border);
  padding-block: 0.65rem;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
}
.nav-logo img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}
.nav-links a {
  position: relative;
  padding: 0.5rem 0.9rem;
  border-radius: var(--r-pill);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--ink);
  transition: color 0.3s var(--ease), background 0.3s var(--ease);
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0.9rem;
  right: 0.9rem;
  bottom: 0.35rem;
  height: 2px;
  background: var(--grad-warm);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--blue-700);
}
.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border-radius: var(--r-sm);
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
}
.nav-toggle span {
  position: relative;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.3s var(--ease);
}
.nav-toggle span::before {
  top: -7px;
}
.nav-toggle span::after {
  top: 7px;
}
.navbar.menu-open .nav-toggle span {
  background: transparent;
}
.navbar.menu-open .nav-toggle span::before {
  transform: translateY(7px) rotate(45deg);
}
.navbar.menu-open .nav-toggle span::after {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 900px) {
  .nav-toggle {
    display: flex;
  }
  .nav-links {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(80vw, 320px);
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    gap: 0.4rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(22px);
    box-shadow: var(--shadow-lg);
    transform: translateX(105%);
    transition: transform 0.45s var(--ease);
  }
  .navbar.menu-open .nav-links {
    transform: translateX(0);
  }
  .nav-links a {
    font-size: 1.1rem;
    padding: 0.9rem 1rem;
  }
  .nav-cta-desktop {
    display: none;
  }
}