*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  margin: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: rgba(26, 82, 66, 0.15);
  color: #0F3A2D;
}

/* Mobile menu transitions */
#mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

#mobile-menu.close {
  opacity: 0;
  pointer-events: none;
}

/* Header scroll state */
#site-header.scrolled {
  box-shadow: 0 1px 0 rgba(15, 58, 45, 0.06);
}

/* Subtle image hover */
img {
  display: block;
  max-width: 100%;
  height: auto;
}

/* Focus styles */
a:focus-visible,
button:focus-visible {
  outline: 2px solid #1A5242;
  outline-offset: 2px;
  border-radius: 4px;
}