/* ===== Base & Utilities ===== */
html {
  scroll-behavior: smooth;
}

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

::selection {
  background: #059669;
  color: #FFFCF5;
}

/* ===== Reveal-on-scroll (progressive enhancement) ===== */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1), transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
  }

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

/* Fallback: always visible when JS is disabled */
.no-js .reveal,
html:not([data-js]) .reveal {
  opacity: 1;
  transform: none;
}

/* ===== Navbar scroll state ===== */
#site-header.scrolled {
  background: rgba(255, 252, 245, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(6, 95, 70, 0.08);
}

/* ===== Custom scrollbar ===== */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #FFF9EB;
}
::-webkit-scrollbar-thumb {
  background: #A7F3D0;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #6EE7B7;
}

/* ===== Focus visible ===== */
:focus-visible {
  outline: 2px solid #10B981;
  outline-offset: 2px;
  border-radius: 4px;
}