/**
 * Sitewide micro-interactions (footer, nav affordances, CTAs)
 * Motion: ~200–280ms, cubic-bezier(0.16, 1, 0.3, 1); respects prefers-reduced-motion
 */
:root {
  --ux-ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ux-fast: 220ms;
  --ux-mid: 280ms;
}

/* ─── Nav (all pages) ─── */
nav .nav-links a {
  transition: color var(--ux-fast) var(--ux-ease);
}

nav .nav-links a:focus-visible {
  outline: 2px solid var(--accent, #ff6b00);
  outline-offset: 6px;
  border-radius: 2px;
}

nav .nav-links a::after {
  transition: width var(--ux-mid) var(--ux-ease);
  height: 2px;
  bottom: -3px;
  border-radius: 1px;
}

nav .nav-cta {
  cursor: pointer;
  touch-action: manipulation;
  transition:
    transform var(--ux-fast) var(--ux-ease),
    background var(--ux-fast) var(--ux-ease),
    border-color var(--ux-fast) var(--ux-ease),
    color var(--ux-fast) var(--ux-ease),
    box-shadow 0.35s var(--ux-ease);
}

nav .nav-cta:hover {
  box-shadow: 0 6px 24px rgba(255, 107, 0, 0.22);
  transform: translateY(-2px);
}

nav .nav-cta:active {
  transform: translateY(0) scale(0.98);
}

nav .nav-cta:focus-visible {
  outline: 2px solid var(--accent, #ff6b00);
  outline-offset: 3px;
}

/* ─── Primary / outline buttons sitewide ─── */
.btn-primary {
  cursor: pointer;
  touch-action: manipulation;
  transition:
    transform var(--ux-fast) var(--ux-ease),
    box-shadow 0.35s var(--ux-ease),
    filter var(--ux-fast) ease;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 36px rgba(255, 107, 0, 0.32);
}

.btn-primary:active {
  transform: translateY(0) scale(0.98);
}

.btn-primary:focus-visible {
  outline: 2px solid var(--fg, #0e0e0e);
  outline-offset: 3px;
}

.btn-outline {
  transition:
    transform var(--ux-fast) var(--ux-ease),
    border-color var(--ux-fast) var(--ux-ease),
    background var(--ux-fast) var(--ux-ease),
    box-shadow 0.3s var(--ux-ease);
}

.btn-outline:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(14, 14, 14, 0.08);
}

.btn-outline:focus-visible {
  outline: 2px solid var(--accent, #ff6b00);
  outline-offset: 3px;
}

.btn-outline:active {
  transform: scale(0.98);
}

.cf-input:focus-visible,
.cf-textarea:focus-visible {
  outline: 2px solid var(--accent, #ff6b00);
  outline-offset: 0;
  border-color: var(--accent, #ff6b00);
}

/* Work listing filter chips */
.filter-btn {
  touch-action: manipulation;
  transition:
    transform var(--ux-fast) var(--ux-ease),
    background var(--ux-fast) var(--ux-ease),
    border-color var(--ux-fast) var(--ux-ease),
    color var(--ux-fast) var(--ux-ease),
    box-shadow 0.35s var(--ux-ease);
}

.filter-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(14, 14, 14, 0.1);
}

.filter-btn.active {
  box-shadow: 0 6px 20px rgba(255, 107, 0, 0.18);
}

.filter-btn:focus-visible {
  outline: 2px solid var(--accent, #ff6b00);
  outline-offset: 3px;
}

.filter-btn:active {
  transform: translateY(0) scale(0.98);
}

/* ─── Reduced motion ─── */
@media (prefers-reduced-motion: reduce) {
  nav .nav-links a,
  nav .nav-links a::after,
  nav .nav-cta,
  .btn-primary,
  .btn-outline,
  .filter-btn {
    transition-duration: 0.01ms !important;
    transition-delay: 0s !important;
  }

  .filter-btn:hover,
  .filter-btn:active {
    transform: none;
    box-shadow: none;
  }

}