/* Base Theme, Reset & Layout: shelleymitchell.ca */

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

html {
  color-scheme: dark;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-weight: var(--font-weight-regular);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

main {
  flex: 1;
  width: 100%;
}

/* Accessible focus outlines */
:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 3px;
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background-color: var(--accent);
  color: var(--text-inverse);
  padding: 0.75rem 1.25rem;
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  border-radius: 4px;
  z-index: 9999;
  transition: top 0.2s ease;
}

.skip-link:focus-visible {
  top: 1rem;
}

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

/* Site Header */
.site-header {
  padding: 2.75rem 1.5rem 1.75rem;
  text-align: center;
  border-bottom: 1px solid var(--border-subtle);
  background-color: var(--bg-primary);
}

.site-title {
  margin: 0 0 1.25rem;
  font-size: var(--font-size-title);
  font-weight: var(--font-weight-light);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.site-title a {
  color: var(--text-primary);
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.site-title a:hover {
  opacity: 0.85;
}

/* Horizontal Navigation */
.site-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  font-size: 0.9375rem;
  letter-spacing: 0.04em;
}

.site-nav__group {
  display: flex;
  align-items: center;
}

.site-nav__list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 0.25rem 0.875rem;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}

.site-nav__link {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 0.35rem 0.25rem;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  /* Accessible tap target */
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.site-nav__link:hover {
  color: var(--accent);
}

.site-nav__link.is-active,
.site-nav__link[aria-current="page"] {
  color: var(--accent);
  border-bottom-color: var(--accent);
  font-weight: var(--font-weight-medium);
}

.site-nav__divider {
  color: var(--border-subtle);
  user-select: none;
  margin: 0 0.25rem;
  display: inline-block;
}

/* Site Footer */
.site-footer {
  padding: 3rem 1.5rem 2.5rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.8125rem;
  border-top: 1px solid var(--border-subtle);
  margin-top: auto;
}

.site-footer p {
  margin: 0;
}

.admin-footer-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 0.15s ease;
}

.admin-footer-link:hover {
  color: var(--accent-cyan);
}