/* Base & Utilities */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Mobile menu link hover */
.mobile-link {
  display: block;
}

/* Service cards stagger animation (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
  .service-card {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.5s ease, transform 0.5s ease, background 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  }

  .service-card:hover {
    transform: translateY(-4px);
  }

  .gallery-item img {
    transition: transform 0.5s ease;
  }
}

/* Scroll reveal (progressive enhancement — content visible without JS) */
.reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Subtle pattern overlay for hero blobs */
section::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: radial-gradient(circle, rgba(126, 34, 206, 0.03) 1px, transparent 1px);
  background-size: 24px 24px;
}

/* Focus visible for keyboard users */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid #a855f7;
  outline-offset: 2px;
  border-radius: 4px;
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #faf5ff;
}
::-webkit-scrollbar-thumb {
  background: #d8b4fe;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #a855f7;
}

/* Selection color */
::selection {
  background: #e9d5ff;
  color: #581c87;
}