/*
 * Shared primary / secondary CTA surfaces (glow + hover scale).
 * --cta-x / --cta-y updated by navbar.js on .navbar__cta, .btn--primary, .btn--secondary
 */
.navbar__cta,
.btn--primary {
  --cta-x: 50%;
  --cta-y: 50%;
  position: relative;
  overflow: hidden;
  isolation: isolate;
  background: var(--color-black);
  border: none;
  transform: scale(1);
  transform-origin: center center;
  transition:
    background var(--transition),
    color var(--transition),
    transform var(--cta-transition);
}
.navbar__cta::before,
.btn--primary::before {
  content: '';
  position: absolute;
  left: var(--cta-x);
  top: var(--cta-y);
  width: 0;
  height: 0;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(
    circle closest-side,
    rgba(162, 184, 129, 0.5) 0%,
    rgba(162, 184, 129, 0.14) 45%,
    transparent 70%
  );
  transition: width 0.22s ease, height 0.22s ease;
}
@supports (color: color-mix(in srgb, red, blue)) {
  .navbar__cta::before,
  .btn--primary::before {
    background: radial-gradient(
      circle closest-side,
      color-mix(in srgb, var(--color-green-dark) 55%, transparent) 0%,
      color-mix(in srgb, var(--color-green-dark) 12%, transparent) 42%,
      transparent 68%
    );
  }
}

/* Glow + scale only on hover-capable pointers — avoids sticky hover / double-tap on touch */
@media (hover: hover) and (pointer: fine) {
  .navbar__cta:hover,
  .navbar__cta:focus-visible,
  .btn--primary:hover,
  .btn--primary:focus-visible {
    background: var(--color-light-black);
    transform: scale(var(--cta-hover-scale));
  }

  .navbar__cta:hover::before,
  .navbar__cta:focus-visible::before,
  .btn--primary:hover::before,
  .btn--primary:focus-visible::before {
    width: var(--cta-glow-size);
    height: var(--cta-glow-size);
  }
}
.navbar__cta > *,
.btn--primary > * {
  position: relative;
  z-index: 1;
}

.btn--secondary {
  --cta-x: 50%;
  --cta-y: 50%;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 45px;
  padding: 0 var(--padding);
  border: none;
  border-radius: var(--radius-inner);
  background: var(--color-light-grey);
  color: var(--color-black);
  font-family: inherit;
  font-size: var(--font-body);
  font-weight: 400;
  text-decoration: none;
  cursor: pointer;
  overflow: hidden;
  isolation: isolate;
  transform: scale(1);
  transform-origin: center center;
  transition:
    background var(--transition),
    color var(--transition),
    transform var(--cta-transition);
}
.btn--secondary::before {
  content: '';
  position: absolute;
  left: var(--cta-x);
  top: var(--cta-y);
  width: 0;
  height: 0;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(
    circle closest-side,
    rgba(148, 172, 204, 0.45) 0%,
    rgba(148, 172, 204, 0.12) 42%,
    transparent 68%
  );
  transition: width 0.22s ease, height 0.22s ease;
}
@supports (color: color-mix(in srgb, red, blue)) {
  .btn--secondary::before {
    background: radial-gradient(
      circle closest-side,
      color-mix(in srgb, var(--color-blue-dark) 55%, transparent) 0%,
      color-mix(in srgb, var(--color-blue-dark) 12%, transparent) 42%,
      transparent 68%
    );
  }
}

@media (hover: hover) and (pointer: fine) {
  .btn--secondary:hover,
  .btn--secondary:focus-visible {
    background: var(--color-natural-grey);
    transform: scale(var(--cta-hover-scale));
  }

  .btn--secondary:hover::before,
  .btn--secondary:focus-visible::before {
    width: var(--cta-glow-size);
    height: var(--cta-glow-size);
  }
}
.btn--secondary > * {
  position: relative;
  z-index: 1;
}

@media (prefers-reduced-motion: reduce) {
  .navbar__cta,
  .navbar__cta::before,
  .btn--primary,
  .btn--primary::before,
  .btn--secondary,
  .btn--secondary::before {
    transition-duration: 0.01ms !important;
  }
  .navbar__cta:hover,
  .navbar__cta:focus-visible,
  .btn--primary:hover,
  .btn--primary:focus-visible,
  .btn--secondary:hover,
  .btn--secondary:focus-visible {
    transform: none;
  }
  .navbar__cta:hover::before,
  .navbar__cta:focus-visible::before,
  .btn--primary:hover::before,
  .btn--primary:focus-visible::before,
  .btn--secondary:hover::before,
  .btn--secondary:focus-visible::before {
    width: 0;
    height: 0;
  }
}