:root {
  --reveal-duration: 0.75s;
}

.top-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: #f8fafc;
  border-bottom: 1px solid #dce2e8;
  box-shadow: 0 2px 4px rgba(15, 23, 42, 0.06);
}

.top-nav__bar {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0.875rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.top-nav__logo {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  color: #0b3d56;
}

.top-nav__logo:focus-visible {
  outline: 2px solid #0b3d56;
  outline-offset: 4px;
}

.top-nav__links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
}

.top-nav__links a {
  text-decoration: none;
  color: #0b3d56;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

.top-nav__links a:hover,
.top-nav__links a:focus-visible {
  color: #c59a5d;
  text-decoration: underline;
  outline: none;
}

.top-nav__links a.is-active {
  color: #c59a5d;
  text-decoration: underline;
}

.top-nav__toggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid #0b3d56;
  border-radius: 6px;
  background: transparent;
  color: #0b3d56;
  font-weight: 600;
  cursor: pointer;
}

.top-nav__toggle:focus-visible {
  outline: 2px solid #0b3d56;
  outline-offset: 4px;
}

.top-nav__toggle-icon {
  position: relative;
  width: 1.25rem;
  height: 1px;
  background-color: currentColor;
}

.top-nav__toggle-icon::before,
.top-nav__toggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: currentColor;
}

.top-nav__toggle-icon::before {
  top: -0.4rem;
}

.top-nav__toggle-icon::after {
  top: 0.4rem;
}

@media (max-width: 768px) {
  .top-nav__bar {
    position: relative;
  }

  .top-nav__toggle {
    display: flex;
  }

  .top-nav__links {
    position: absolute;
    left: 0;
    right: 0;
    top: calc(100% + 1px);
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background-color: #f8fafc;
    border-bottom: 1px solid #dce2e8;
    padding: 0.75rem 1.5rem 1.5rem;
  }

  .top-nav__links li {
    width: 100%;
  }

  .top-nav__links a {
    display: block;
    width: 100%;
    padding: 0.75rem 0;
  }

  .top-nav__links--open {
    display: flex;
  }
}

/* Motion reveal utilities */
.reveal {
  --reveal-delay: 0s;
  opacity: 0;
  transform: translate3d(0, 24px, 0);
  transition-property: opacity, transform;
  transition-duration: var(--reveal-duration);
  transition-timing-function: cubic-bezier(0.22, 0.61, 0.36, 1);
  transition-delay: var(--reveal-delay);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.reveal--up {
  transform: translate3d(0, 24px, 0);
}

.reveal--down {
  transform: translate3d(0, -24px, 0);
}

.reveal--left {
  transform: translate3d(-32px, 0, 0);
}

.reveal--right {
  transform: translate3d(32px, 0, 0);
}

.reveal--scale {
  transform: scale(0.94);
}

.reveal--scale.is-visible {
  transform: scale(1);
}

.reveal--rotate {
  transform: rotateX(12deg);
  transform-origin: top;
}

.reveal--rotate.is-visible {
  transform: rotateX(0deg);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}