/* =============================================================
   Base reset + shared chrome (header / footer / utility nav).
   All four concepts inherit this so brand IA stays consistent;
   each concept's styles.css then overrides layout + voice.
   ============================================================= */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-200);
  line-height: 1.55;
  color: var(--gc-ink);
  background: var(--gc-paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: transparent; color: inherit; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, h5, h6, p { margin: 0; }

.container { width: 100%; max-width: var(--maxw-content); margin: 0 auto; padding: 0 var(--sp-5); }
.eyebrow {
  font-family: var(--font-sans);
  font-size: var(--fs-50);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--gc-crimson);
}

/* --------- Buttons --------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 0.85rem 1.5rem;
  font-weight: 600;
  font-size: var(--fs-100);
  letter-spacing: 0.02em;
  border-radius: var(--radius-sm);
  transition: transform var(--dur-fast) var(--ease),
              background var(--dur-fast) var(--ease),
              color var(--dur-fast) var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--gc-crimson); color: #fff; }
.btn-primary:hover { background: var(--gc-crimson-deep); }
.btn-ghost { color: var(--gc-ink); border: 1px solid currentColor; }
.btn-ghost:hover { background: var(--gc-ink); color: #fff; }
.btn-on-dark { color: #fff; border: 1px solid rgba(255,255,255,0.6); }
.btn-on-dark:hover { background: #fff; color: var(--gc-ink); }

/* --------- Utility nav --------- */
.utility-nav {
  background: var(--gc-ink);
  color: rgba(255,255,255,0.8);
  font-size: var(--fs-50);
  letter-spacing: 0.03em;
}
.utility-nav .container {
  display: flex;
  justify-content: flex-end;
  gap: var(--sp-5);
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}
.utility-nav a { transition: color var(--dur-fast); }
.utility-nav a:hover { color: #fff; }

/* --------- Primary nav --------- */
.primary-nav {
  background: var(--gc-paper);
  border-bottom: 1px solid var(--gc-mist);
}
.primary-nav .container {
  display: flex;
  align-items: center;
  gap: var(--sp-6);
  padding-top: var(--sp-4);
  padding-bottom: var(--sp-4);
}
.site-logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-family: var(--font-display);
  font-size: var(--fs-400);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--gc-crimson);
}
.site-logo-mark {
  width: 42px; height: 42px;
  /* Official Guilford College seal (circle-with-tree). The literal "G" is hidden;
     the emblem renders as a contained background so the shared header + footer
     across every concept/sub-page pick it up from this one rule. */
  background: url('assets/guilford-seal.webp') center / contain no-repeat;
  color: transparent; font-size: 0; line-height: 0;
  display: block; flex: 0 0 auto;
}
.site-logo-text small {
  display: block;
  font-family: var(--font-sans);
  font-size: var(--fs-50);
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gc-slate);
}
.nav-list {
  display: flex;
  gap: var(--sp-6);
  margin-left: auto;
  font-size: var(--fs-100);
  font-weight: 600;
}
.nav-list > li { position: relative; }
.nav-list > li > a { position: relative; padding: 0.25rem 0; display: inline-block; }
.nav-list > li > a:hover { color: var(--gc-crimson); }
.nav-list a[aria-current="page"]::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px;
  height: 2px; background: var(--gc-crimson);
}

/* Mega-menu — mirrors the live guilford.edu structure */
.has-mega > a::after {
  content: " ▾";
  font-size: 0.7em;
  color: var(--gc-stone);
  margin-left: 2px;
}
.mega {
  position: absolute;
  top: calc(100% + 16px);
  left: -16px;
  z-index: 100;
  min-width: 600px;
  background: var(--gc-paper);
  border: 1px solid var(--gc-mist);
  border-radius: var(--radius-md);
  box-shadow: 0 24px 60px -20px rgba(0,0,0,0.18);
  padding: var(--sp-6);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity var(--dur-fast) var(--ease),
              transform var(--dur-fast) var(--ease),
              visibility var(--dur-fast);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-4) var(--sp-7);
}
.mega--wide { min-width: 760px; grid-template-columns: repeat(3, 1fr); }
.has-mega:hover > .mega,
.has-mega:focus-within > .mega {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.mega h4 {
  font-family: var(--font-sans);
  font-size: var(--fs-50);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--gc-crimson);
  margin-bottom: var(--sp-3);
  grid-column: 1 / -1;
}
.mega ul { display: flex; flex-direction: column; gap: var(--sp-2); }
.mega li a {
  display: block;
  padding: 4px 0;
  font-weight: 500;
  font-size: var(--fs-100);
  color: var(--gc-ink);
}
.mega li a:hover { color: var(--gc-crimson); }
.mega li a small {
  display: block;
  font-weight: 400;
  font-size: var(--fs-50);
  letter-spacing: 0;
  text-transform: none;
  color: var(--gc-slate);
  margin-top: 1px;
}
@media (max-width: 1024px) {
  .mega { display: none !important; } /* design-comp: keep megamenus desktop-only */
}
.nav-actions { display: flex; gap: var(--sp-3); align-items: center; }
.nav-search {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--gc-mist);
  display: grid; place-items: center;
  transition: background var(--dur-fast);
}
.nav-search:hover { background: var(--gc-crimson); color: #fff; }

/* --------- Footer (shared across all concepts) --------- */
.site-footer {
  background: var(--gc-ink);
  color: rgba(255,255,255,0.7);
  padding: var(--sp-9) 0 var(--sp-6);
  font-size: var(--fs-100);
  margin-top: var(--sp-10);
}
.site-footer .container { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: var(--sp-7); }
.site-footer h4 {
  color: #fff;
  font-family: var(--font-sans);
  font-size: var(--fs-50);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: var(--sp-4);
}
.site-footer a { transition: color var(--dur-fast); }
.site-footer a:hover { color: var(--gc-crimson-tint); }
.site-footer ul li + li { margin-top: var(--sp-2); }
.footer-brand p { line-height: 1.65; margin-top: var(--sp-3); }
.footer-brand .site-logo { color: #fff; }
.footer-brand .site-logo small { color: rgba(255,255,255,0.55); }
/* Knock the crimson seal out to white on the dark (--gc-ink) footer. */
.footer-brand .site-logo-mark { filter: brightness(0) invert(1); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: var(--sp-7);
  padding-top: var(--sp-4);
  font-size: var(--fs-50);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--sp-3);
  color: rgba(255,255,255,0.5);
}
.social-row { display: flex; gap: var(--sp-3); margin-top: var(--sp-4); }
.social-row a {
  width: 36px; height: 36px; border-radius: 50%;
  display: grid; place-items: center;
  background: rgba(255,255,255,0.08);
  transition: background var(--dur-fast);
}
.social-row a:hover { background: var(--gc-crimson); color: #fff; }

/* Generic photo placeholder used across concepts.
   Painted with CSS only so concepts are self-contained;
   replace .photo elements with real Drupal media fields. */
.photo {
  position: relative;
  background:
    radial-gradient(at 30% 25%, rgba(255,255,255,0.18), transparent 55%),
    radial-gradient(at 70% 80%, rgba(0,0,0,0.18), transparent 60%),
    linear-gradient(135deg, var(--gc-forest), var(--gc-forest-deep));
  border-radius: var(--radius-md);
  overflow: hidden;
}
.photo--crimson  { background: linear-gradient(135deg, #a8313f, var(--gc-crimson-deep)); }
.photo--sage     { background: linear-gradient(135deg, var(--gc-sage), var(--gc-forest)); }
.photo--cream    { background: linear-gradient(135deg, #d8c89a, var(--gc-gold)); }
.photo--ink      { background: linear-gradient(135deg, #2e3540, #0f1318); }
.photo--mixed    {
  background:
    radial-gradient(at 20% 30%, var(--gc-gold) 0%, transparent 35%),
    radial-gradient(at 80% 70%, var(--gc-crimson) 0%, transparent 40%),
    linear-gradient(135deg, var(--gc-forest), var(--gc-forest-deep));
}
.photo::after {
  content: attr(data-caption);
  position: absolute; left: var(--sp-4); bottom: var(--sp-4); right: var(--sp-4);
  color: rgba(255,255,255,0.75);
  font-size: var(--fs-50);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
}

/* Real-image variant: drops in scraped imagery via inline
   `background-image:url(...)`. Adds a subtle dark scrim at the bottom
   so the data-caption stays legible over varied photographs. */
.photo--real {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.photo--real::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent 55%, rgba(0,0,0,0.55) 100%);
  pointer-events: none;
}
.photo--real::after { color: #fff; text-shadow: 0 1px 6px rgba(0,0,0,0.6); }

/* --------- Concept badge (corner ribbon on each mock) --------- */
.concept-badge {
  position: fixed; bottom: var(--sp-5); right: var(--sp-5);
  background: var(--gc-ink); color: #fff;
  padding: 0.75rem 1.25rem; border-radius: var(--radius-pill);
  font-size: var(--fs-50); letter-spacing: 0.12em; text-transform: uppercase;
  font-weight: 700;
  box-shadow: 0 6px 24px rgba(0,0,0,0.18);
  z-index: 50;
}
.concept-badge a { color: var(--gc-crimson-tint); margin-left: var(--sp-3); }

/* --------- Mobile hamburger button (hidden on desktop) --------- */
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  margin-left: auto;
  background: transparent;
  border: 1px solid var(--gc-mist);
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--gc-ink);
}
.nav-toggle:hover { background: var(--gc-ink); color: #fff; border-color: var(--gc-ink); }
.nav-toggle svg { width: 22px; height: 22px; display: block; }
.nav-toggle .icon-close { display: none; }
.primary-nav[data-mobile-open="true"] .nav-toggle .icon-open { display: none; }
.primary-nav[data-mobile-open="true"] .nav-toggle .icon-close { display: block; }

@media (max-width: 900px) {
  /* Footer collapse */
  .site-footer .container { grid-template-columns: 1fr 1fr; }

  /* Utility strip hides on mobile — its wayfinding lives in the hamburger drawer
     (the top bar used to overflow/cut off at phone width). */
  .utility-nav { display: none; }

  /* Mobile drawer: nav-list + nav-actions hidden until drawer opens */
  .primary-nav .container {
    flex-wrap: wrap;
    gap: var(--sp-3);
    align-items: center;
  }
  .primary-nav .nav-list,
  .primary-nav .nav-actions {
    display: none;
  }
  .nav-toggle { display: inline-flex; }

  /* When drawer is open: render nav-list + nav-actions as a vertical drawer */
  .primary-nav[data-mobile-open="true"] {
    position: relative;
    z-index: 100;
    box-shadow: 0 8px 24px -8px rgba(0,0,0,0.18);
  }
  .primary-nav[data-mobile-open="true"] .nav-list,
  .primary-nav[data-mobile-open="true"] .nav-actions {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    margin-top: var(--sp-4);
    gap: var(--sp-2);
    flex-basis: 100%;
  }
  .primary-nav[data-mobile-open="true"] .nav-list > li > a {
    display: block;
    padding: var(--sp-4) var(--sp-3);
    border-bottom: 1px solid var(--gc-mist);
    font-size: var(--fs-300);
    font-weight: 600;
  }
  .primary-nav[data-mobile-open="true"] .has-mega > a::after {
    content: "";  /* hide the desktop chevron */
  }
  /* Drawer is an accordion: top-level nav with mega submenus collapsed, and the
     section the user opens (.is-open, toggled by nav.js) expanded inline. */
  .primary-nav[data-mobile-open="true"] .mega {
    display: none !important;
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: var(--gc-bone);
    border: 0;
    border-radius: 0;
    box-shadow: none;
    padding: var(--sp-4) var(--sp-3) var(--sp-4) var(--sp-6);
    margin: 0;
    min-width: 0;
    grid-template-columns: 1fr;
  }
  .primary-nav[data-mobile-open="true"] .mega h4 {
    margin-bottom: var(--sp-3);
  }
  .primary-nav[data-mobile-open="true"] .mega ul {
    margin-bottom: var(--sp-3);
  }
  .primary-nav[data-mobile-open="true"] .mega li a {
    padding: 0.5rem 0;
    font-size: var(--fs-200);
  }
  /* Expanded accordion section */
  .primary-nav[data-mobile-open="true"] .has-mega.is-open > a { color: var(--gc-crimson); }
  .primary-nav[data-mobile-open="true"] .has-mega.is-open .mega { display: block !important; }
  .primary-nav[data-mobile-open="true"] .nav-actions {
    padding: var(--sp-4) 0;
    gap: var(--sp-3);
  }
  .primary-nav[data-mobile-open="true"] .nav-actions .btn {
    width: 100%;
    justify-content: center;
    padding: var(--sp-4);
    font-size: var(--fs-200);
  }
  .primary-nav[data-mobile-open="true"] .nav-search {
    width: 100%;
    height: 44px;
    border-radius: var(--radius-sm);
  }
}

@media (max-width: 600px) {
  .site-footer .container { grid-template-columns: 1fr; }
  .footer-bottom { font-size: 0.65rem; }

  /* Universal mobile fixes for flex rows that don't wrap by default */
  .section-header,
  .mh-news-header, .mh-stories-header, .mh-news-card .body,
  .bf-news-header, .bf-stories-header,
  .ed-hero-actions, .pl-hero .actions, .pl-visit .actions, .pl-actions,
  .pw-hero-actions, .search-box, .qa-pills, .md-toolbar {
    flex-wrap: wrap !important;
    gap: var(--sp-3);
  }
  .search-box input { flex: 1 1 100%; min-width: 0; }
  .search-box .btn { flex: 1 1 100%; }
  /* Tab strips become horizontally-scrollable on small screens */
  .mh-stories-tabs, .bf-stories-tabs, .md-filter, .pw-chips {
    display: flex;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    flex-wrap: nowrap !important;
    max-width: 100%;
    min-width: 0;
    gap: var(--sp-2);
    padding-bottom: var(--sp-2);
  }
  /* Grid items must be able to shrink below their content min-width
     or they push the grid wider than the viewport. */
  .pw-hero .container > *,
  .pw-hero .container > * > *,
  .ed-newsletter .container > *,
  body > section .container > * { min-width: 0; }
  .mh-stories-tabs::-webkit-scrollbar,
  .bf-stories-tabs::-webkit-scrollbar { height: 0; }
  .mh-stories-tabs a, .bf-stories-tabs a { flex-shrink: 0; }

  /* Hero buttons stack full-width to avoid overflow */
  .ed-hero-actions .btn,
  .pl-hero .actions .btn,
  .mh-subhero-actions .btn,
  .bf-hero-actions .btn,
  .pw-hero .actions .btn,
  .pw-hero-actions .btn { width: 100%; justify-content: center; }

  /* Newsletter / inline form: wrap so input + button stack on small screens */
  .newsletter-form { flex-wrap: wrap; }
  .newsletter-form input,
  .newsletter-form button { flex: 1 1 100%; min-width: 0; }

  /* Visible photos on mobile should never exceed viewport */
  .photo { max-width: 100%; }

  /* Concept badge: hide on very small screens (covers content otherwise) */
  .concept-badge {
    bottom: var(--sp-3); right: var(--sp-3);
    padding: 0.5rem 0.85rem;
    font-size: 0.65rem;
  }
}
@media (max-width: 420px) {
  .concept-badge { display: none; }
}

/* ============================================================
   MOBILE CONTENT GRIDS — stack every concept's multi-column
   layouts to one column (two for compact stat blocks) at phone
   width. Shared here so every concept page inherits it; !important
   guards against per-page inline grid overrides. Nav + footer
   chrome is handled by the breakpoints above.
   ============================================================ */
@media (max-width: 600px) {
  .ea-paths .container, .ea-feature .container, .ea-feature.rev .container,
  .ea-news-grid, .ea-give .container, .ea-links .container,
  .pf-paths, .pf-news-grid, .pf-give .container, .pf-stories-grid,
  .bm-hero, .bm-aud .container, .bm-mosaic, .bm-dual,
  .prog-grid, .dist-grid, .live-grid, .involve-grid, .trad-grid,
  .feat, .hub-actions, .hub-cols, .aid-band .container, .faq-grid,
  .sl-intro .container {
    grid-template-columns: 1fr !important;
  }
  .ea-stat-grid, .pf-stats .container, .bm-stats .container,
  .ac-stats .container, .sl-stats, .aid-stats {
    grid-template-columns: 1fr 1fr !important;
  }
  /* stacked split-screen photo panels need a real height */
  .bm-hero-photo { min-height: 260px !important; }
  /* let inline flex rows wrap instead of overflowing */
  .bm-hero-sub, .ea-hero-actions, .pf-hero-cta, .bm-hero-cta { flex-wrap: wrap; }
}