/* ==========================================================================
   Carolina Meadows — SharePoint Learning Center
   Site layout & components. Loads AFTER brand.css; uses brand tokens only.
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-size: 1.125rem;             /* 18px — readable for everyone */
}
img { max-width: 100%; height: auto; }

/* --- Skip link ----------------------------------------------------------- */
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--cm-blue); color: var(--cm-white);
  padding: 12px 20px; z-index: 100;
}
.skip-link:focus { left: 0; }

/* --- Header -------------------------------------------------------------- */
.site-header {
  background: var(--cm-white);
  border-bottom: 1px solid var(--cm-border);
  position: relative;
}
.site-header__inner {
  display: flex; align-items: center; gap: var(--cm-space-4);
  padding-top: var(--cm-space-3); padding-bottom: var(--cm-space-3);
  flex-wrap: wrap;
}
.site-header__brand {
  display: flex; align-items: center; gap: var(--cm-space-3);
  text-decoration: none;
}
.site-header__brand:hover { text-decoration: none; }
.site-header__logo { width: 200px; }
.site-header__title {
  font-family: var(--cm-font-heading);
  font-weight: var(--cm-fw-semibold);
  font-size: var(--cm-fs-small);
  text-transform: uppercase;
  letter-spacing: var(--cm-ls-eyebrow);
  color: var(--cm-slate);
  border-left: 1px solid var(--cm-border);
  padding-left: var(--cm-space-3);
}

/* --- Nav ------------------------------------------------------------------ */
.site-nav { margin-left: auto; }
.site-nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 2px; }
.site-nav a {
  display: block;
  font-family: var(--cm-font-heading);
  font-weight: var(--cm-fw-semibold);
  font-size: var(--cm-fs-small);
  color: var(--cm-slate);
  padding: 10px 14px;
  text-decoration: none;
  border-bottom: 3px solid transparent;
  transition: color var(--cm-transition), border-color var(--cm-transition);
}
.site-nav a:hover { color: var(--cm-blue-dark); text-decoration: none; }
.site-nav a.active { color: var(--cm-blue-dark); border-bottom-color: var(--cm-gold); }

.nav-toggle {
  display: none;
  margin-left: auto;
  font-family: var(--cm-font-heading);
  font-weight: var(--cm-fw-semibold);
  font-size: var(--cm-fs-small);
  text-transform: uppercase;
  letter-spacing: var(--cm-ls-eyebrow);
  color: var(--cm-slate);
  background: var(--cm-white);
  border: 2px solid var(--cm-slate);
  padding: 10px 18px;
  cursor: pointer;
}

@media (max-width: 900px) {
  .nav-toggle { display: inline-block; }
  .site-nav { display: none; width: 100%; margin-left: 0; }
  .site-nav.open { display: block; }
  .site-nav ul { flex-direction: column; border-top: 1px solid var(--cm-border); padding-top: var(--cm-space-2); }
  .site-nav a { border-bottom: none; border-left: 3px solid transparent; }
  .site-nav a.active { border-left-color: var(--cm-gold); }
  .site-header__title { display: none; }
}

/* --- Hero ----------------------------------------------------------------- */
.hero {
  background: var(--cm-cream-light);
  border-bottom: 4px solid var(--cm-gold);
}
.hero .cm-container { padding-top: var(--cm-space-7); padding-bottom: var(--cm-space-7); }
.hero p.lead { font-size: 1.25rem; max-width: 720px; }
.hero--sub .cm-container { padding-top: var(--cm-space-6); padding-bottom: var(--cm-space-6); }

/* --- Sections ------------------------------------------------------------- */
.cm-section { padding: var(--cm-space-7) 0; }
.section-intro { max-width: 720px; }

/* --- Card grid ------------------------------------------------------------ */
.card-grid {
  display: grid; gap: var(--cm-space-4);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  margin: var(--cm-space-5) 0 0;
}
.cm-card h3, .cm-card h4 { margin-top: 0; }
.cm-card .cm-btn { margin-top: var(--cm-space-3); }
.card-kicker {
  font-family: var(--cm-font-heading);
  font-weight: var(--cm-fw-semibold);
  font-size: var(--cm-fs-caption);
  text-transform: uppercase;
  letter-spacing: var(--cm-ls-eyebrow);
  color: var(--cm-green-dark);
  margin: 0 0 var(--cm-space-2);
}

/* --- Numbered steps ------------------------------------------------------- */
.steps { list-style: none; counter-reset: step; margin: var(--cm-space-5) 0; padding: 0; max-width: 800px; }
.steps > li {
  counter-increment: step;
  position: relative;
  padding: 0 0 var(--cm-space-5) 72px;
  border-left: 1px solid var(--cm-border);
  margin-left: 24px;
}
.steps > li:last-child { border-left-color: transparent; padding-bottom: 0; }
.steps > li::before {
  content: counter(step);
  position: absolute; left: -25px; top: -4px;
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  background: var(--cm-blue); color: var(--cm-white);
  font-family: var(--cm-font-heading);
  font-weight: var(--cm-fw-bold);
  font-size: var(--cm-fs-h5);
}
.steps h4 { margin: 0 0 var(--cm-space-2); }
.steps p { margin: 0 0 var(--cm-space-2); }

/* --- Callouts ------------------------------------------------------------- */
.callout {
  border: 1px solid var(--cm-border);
  border-left: 4px solid var(--cm-blue);
  background: var(--cm-off-white);
  padding: var(--cm-space-4);
  margin: var(--cm-space-5) 0;
  max-width: 800px;
}
.callout--tip    { border-left-color: var(--cm-green-dark); background: var(--cm-off-white); }
.callout--gold   { border-left-color: var(--cm-gold); background: var(--cm-cream-light); }
.callout--warn   { border-left-color: var(--cm-warning); background: var(--cm-cream-light); }
.callout > :first-child { margin-top: 0; }
.callout > :last-child { margin-bottom: 0; }
.callout-label {
  font-family: var(--cm-font-heading);
  font-weight: var(--cm-fw-semibold);
  font-size: var(--cm-fs-small);
  text-transform: uppercase;
  letter-spacing: var(--cm-ls-eyebrow);
  color: var(--cm-slate);
  margin: 0 0 var(--cm-space-2);
}

/* --- Resource list (learning library) ------------------------------------ */
.resource {
  border: 1px solid var(--cm-border);
  border-top: 4px solid var(--cm-gold);
  background: var(--cm-white);
  box-shadow: var(--cm-shadow-sm);
  padding: var(--cm-space-4);
  margin: 0 0 var(--cm-space-4);
  max-width: 800px;
}
.resource h4 { margin: 0 0 var(--cm-space-2); }
.resource p { margin: 0 0 var(--cm-space-3); }
.resource .resource-source {
  font-family: var(--cm-font-heading);
  font-weight: var(--cm-fw-semibold);
  font-size: var(--cm-fs-caption);
  text-transform: uppercase;
  letter-spacing: var(--cm-ls-eyebrow);
  color: var(--cm-green-dark);
  margin: 0 0 var(--cm-space-2);
}

/* --- Video embeds --------------------------------------------------------- */
.video-embed {
  position: relative;
  width: 100%;
  max-width: 800px;
  aspect-ratio: 16 / 9;
  background: var(--cm-slate);
  margin: var(--cm-space-4) 0;
  box-shadow: var(--cm-shadow-md);
}
.video-embed iframe {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  border: 0;
}
.video-caption {
  font-size: var(--cm-fs-small);
  color: var(--cm-text-muted);
  max-width: 800px;
  margin: calc(-1 * var(--cm-space-2)) 0 var(--cm-space-5);
}

/* --- Tables --------------------------------------------------------------- */
.table-wrap { overflow-x: auto; margin: var(--cm-space-5) 0; }
.cm-table { font-size: var(--cm-fs-body); }
.cm-table caption {
  text-align: left;
  font-family: var(--cm-font-heading);
  font-weight: var(--cm-fw-semibold);
  padding-bottom: var(--cm-space-2);
}

/* --- Compare grid --------------------------------------------------------- */
.compare-grid {
  display: grid; gap: var(--cm-space-4);
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  margin: var(--cm-space-5) 0;
}
.compare-grid .cm-card { border-top: 4px solid var(--cm-blue); }
.compare-grid .cm-card.preferred { border-top-color: var(--cm-green-dark); }

/* --- FAQ ------------------------------------------------------------------ */
.faq details {
  border: 1px solid var(--cm-border);
  background: var(--cm-white);
  margin-bottom: var(--cm-space-3);
  max-width: 800px;
}
.faq summary {
  cursor: pointer;
  font-family: var(--cm-font-heading);
  font-weight: var(--cm-fw-semibold);
  font-size: var(--cm-fs-h5);
  color: var(--cm-slate);
  padding: var(--cm-space-3) var(--cm-space-4);
  list-style-position: inside;
}
.faq summary:hover { color: var(--cm-blue-dark); }
.faq details[open] summary { border-bottom: 1px solid var(--cm-border); background: var(--cm-off-white); }
.faq details .faq-body { padding: var(--cm-space-3) var(--cm-space-4); }
.faq details .faq-body > :first-child { margin-top: 0; }
.faq details .faq-body > :last-child { margin-bottom: 0; }

/* --- Footer --------------------------------------------------------------- */
.site-footer { color: var(--cm-white); }
.site-footer__inner {
  display: grid; gap: var(--cm-space-6);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  padding-top: var(--cm-space-7); padding-bottom: var(--cm-space-5);
}
.site-footer h4 { color: var(--cm-white); }
.site-footer a { color: var(--cm-white); text-decoration: underline; }
.site-footer a:hover { color: var(--cm-gold-light); }
.site-footer__nav { list-style: none; margin: var(--cm-space-3) 0 0; padding: 0; }
.site-footer__nav li { margin-bottom: var(--cm-space-2); }
.site-footer__nav a { text-decoration: none; }
.site-footer__nav a:hover { text-decoration: underline; }
.site-footer__contact { font-size: var(--cm-fs-body); }
.site-footer__legal {
  border-top: 1px solid rgba(255,255,255,0.25);
  padding-top: var(--cm-space-4); padding-bottom: var(--cm-space-4);
  font-size: var(--cm-fs-small);
}
.site-footer__legal p { margin: 0; }

/* --- Utility -------------------------------------------------------------- */
.mt-0 { margin-top: 0; }
.max-prose { max-width: 720px; }
kbd {
  font-family: var(--cm-font-body);
  font-size: 0.9em;
  background: var(--cm-off-white);
  border: 1px solid var(--cm-gray-400);
  padding: 2px 8px;
  white-space: nowrap;
}
.pill-list { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: var(--cm-space-2); }