/**
 * Sameday Foundation — Base & Reset Styles
 */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-family-body);
  font-size: var(--font-size-body);
  line-height: var(--lh-normal);
  color: var(--color-charcoal);
  background-color: var(--color-bg-white);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

main {
  flex: 1 0 auto;
}

img, picture, svg, video {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: var(--color-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-blue-dark);
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
}

button {
  cursor: pointer;
}

ul, ol {
  list-style: none;
}

/* Accessibility: Visible Focus Ring */
:focus-visible {
  outline: 2px solid var(--color-orange);
  outline-offset: 3px;
}

/* Accessible Skip Link */
.c-skip-link {
  position: absolute;
  top: -60px;
  left: 20px;
  background: var(--color-blue);
  color: #FFFFFF;
  padding: 12px 20px;
  font-size: var(--font-size-body-sm);
  font-weight: 600;
  border-radius: var(--radius-sm);
  z-index: 9999;
  transition: top var(--transition-fast);
}

.c-skip-link:focus {
  top: 16px;
}

/* Scroll Margins for Fixed / Sticky Header Offset */
:target,
[id],
.c-alert {
  scroll-margin-top: calc(var(--header-height, 84px) + 20px);
}

@media (max-width: 900px) {
  :target,
  [id],
  .c-alert {
    scroll-margin-top: calc(var(--header-height-mobile, 70px) + 16px);
  }
}

/* Reduced Motion Mode */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Responsive Utilities */
@media (max-width: 640px) {
  .u-hide-mobile {
    display: none !important;
  }
}

@media (min-width: 641px) {
  .u-hide-desktop {
    display: none !important;
  }
}