/* ==========================================================================
   Geology Field Camp — BHNSFS / SD Mines
   Accessible, Responsive Design System
   WCAG 2.1 AA Compliant
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties
   -------------------------------------------------------------------------- */
:root {
  /* Original BHNSFS site colours — maroon primary, cream callouts */
  --color-primary:       #800000;   /* original maroon */
  --color-primary-dark:  #5c0000;   /* hover / active state */
  --color-primary-light: #990000;   /* slightly lighter maroon */
  --color-gold:          #9a6e00;   /* accessible dark gold for text (6:1+ on white) */
  --color-gold-bg:       #F9EEAE;   /* original cream/yellow callout background */
  --color-gold-border:   #EFD53A;   /* original gold border */

  /* Neutral palette */
  --color-text:          #1a1a1a;
  --color-text-muted:    #555555;
  --color-bg:            #ffffff;
  --color-bg-alt:        #f7f4ec;   /* warm off-white to complement cream */
  --color-border:        #d0c8b8;   /* warm tan border */
  --color-border-light:  #ebe6d8;   /* light warm border */

  /* Status colours */
  --color-success:       #1a6e38;
  --color-warning:       #7a5200;
  --color-danger:        #a51c30;
  --color-info-bg:       #F9EEAE;   /* cream for info boxes, matching original */

  /* Typography */
  --font-base:  'Segoe UI', system-ui, -apple-system, Arial, sans-serif;
  --font-mono:  'Courier New', Courier, monospace;

  --text-xs:   0.75rem;    /* 12px */
  --text-sm:   0.875rem;   /* 14px */
  --text-base: 1rem;       /* 16px */
  --text-lg:   1.125rem;   /* 18px */
  --text-xl:   1.25rem;    /* 20px */
  --text-2xl:  1.5rem;     /* 24px */
  --text-3xl:  1.875rem;   /* 30px */
  --text-4xl:  2.25rem;    /* 36px */

  --leading-tight:  1.25;
  --leading-normal: 1.6;
  --leading-loose:  1.8;

  /* Spacing scale */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 800px;
  --nav-height: 64px;

  /* Borders and radius */
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  12px;
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.12);
  --shadow-md:  0 4px 12px rgba(0,0,0,0.15);
  --shadow-lg:  0 8px 24px rgba(0,0,0,0.18);

  /* Transitions */
  --transition: 200ms ease-in-out;
}

/* --------------------------------------------------------------------------
   Reset and Base
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-base);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* --------------------------------------------------------------------------
   Skip Navigation Link (Accessibility)
   -------------------------------------------------------------------------- */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: 9999;
  padding: var(--space-3) var(--space-6);
  background: var(--color-primary);
  color: #ffffff;
  font-weight: 700;
  font-size: var(--text-base);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  text-decoration: none;
  transition: top var(--transition);
}
.skip-link:focus {
  top: 0;
  outline: 3px solid var(--color-gold);
  outline-offset: 2px;
}

/* --------------------------------------------------------------------------
   Focus Styles — visible, high-contrast
   -------------------------------------------------------------------------- */
:focus-visible {
  outline: 3px solid var(--color-gold);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* Remove default focus ring only when focus-visible is supported */
:focus:not(:focus-visible) {
  outline: none;
}

/* --------------------------------------------------------------------------
   Links
   -------------------------------------------------------------------------- */
a {
  color: #0000cc;              /* original-site blue links, WCAG AA (8.6:1 on white) */
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition);
}
a:hover {
  color: #000099;
}
a:visited {
  color: #551a8b;              /* standard visited purple */
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-base);
  line-height: var(--leading-tight);
  color: var(--color-primary);
  font-weight: 700;
}
h1 { font-size: var(--text-3xl); margin-bottom: var(--space-4); }
h2 { font-size: var(--text-2xl); margin-bottom: var(--space-3); margin-top: var(--space-8); }
h3 { font-size: var(--text-xl);  margin-bottom: var(--space-3); margin-top: var(--space-6); }
h4 { font-size: var(--text-lg);  margin-bottom: var(--space-2); margin-top: var(--space-4); }

p {
  margin-bottom: var(--space-4);
  max-width: 72ch;
}

ul, ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}
li {
  margin-bottom: var(--space-2);
}

strong, b { font-weight: 700; }
em, i { font-style: italic; }

/* --------------------------------------------------------------------------
   Container
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}
.container--narrow {
  max-width: var(--container-narrow);
}

/* --------------------------------------------------------------------------
   Site Header
   -------------------------------------------------------------------------- */
.site-header {
  background-color: var(--color-primary);
  color: #ffffff;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-md);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  gap: var(--space-4);
}

/* Logo / Site Title */
.site-logo {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: #ffffff;
  flex-shrink: 0;
  line-height: 1.2;
}
.site-logo:hover,
.site-logo:visited { color: #ffffff; }
.site-logo__name {
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.01em;
}
.site-logo__sub {
  font-size: var(--text-xs);
  opacity: 0.85;
  font-weight: 400;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   Primary Navigation
   -------------------------------------------------------------------------- */
.primary-nav {
  flex: 1;
  display: flex;
  justify-content: flex-end;
}

/* Hamburger Toggle — visible on mobile only */
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 2px solid rgba(255,255,255,0.5);
  border-radius: var(--radius-sm);
  color: #ffffff;
  cursor: pointer;
  font-size: var(--text-lg);
  transition: background var(--transition), border-color var(--transition);
}
.nav-toggle:hover {
  background: rgba(255,255,255,0.15);
  border-color: #ffffff;
}
.nav-toggle[aria-expanded="true"] {
  background: rgba(255,255,255,0.2);
}

/* Nav Menu */
.nav-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-1);
  align-items: center;
}

.nav-menu > li {
  margin: 0;
  position: relative;
}

/* Top-level nav links */
.nav-menu > li > a,
.nav-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  color: #ffffff;
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-sm);
  background: transparent;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--transition);
  height: 44px; /* minimum touch target */
}
.nav-menu > li > a:hover,
.nav-dropdown-toggle:hover,
.nav-menu > li > a[aria-current="page"] {
  background: rgba(255,255,255,0.18);
  color: #ffffff;
}
.nav-menu > li > a:visited { color: #ffffff; }

/* Dropdown chevron */
.nav-dropdown-toggle::after {
  content: '▾';
  font-size: 0.7em;
  margin-left: var(--space-1);
}
.nav-dropdown-toggle[aria-expanded="true"]::after {
  content: '▴';
}

/* Dropdown panel */
.nav-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  min-width: 240px;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  list-style: none;
  padding: var(--space-2) 0;
  margin: 0;
  z-index: 200;
}
.nav-dropdown.is-open {
  display: block;
}
.nav-dropdown li { margin: 0; }
.nav-dropdown a {
  display: block;
  padding: var(--space-2) var(--space-4);
  color: var(--color-text);
  font-size: var(--text-sm);
  text-decoration: none;
  transition: background var(--transition), color var(--transition);
}
.nav-dropdown a:hover,
.nav-dropdown a:focus {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}
.nav-dropdown a:visited { color: var(--color-text); }
.nav-dropdown a:visited:hover { color: var(--color-primary); }

/* --------------------------------------------------------------------------
   Hero Banner (homepage)
   -------------------------------------------------------------------------- */
.hero {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 60%, var(--color-primary-light) 100%);
  color: #ffffff;
  padding: var(--space-16) 0;
  text-align: center;
}
.hero__eyebrow {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
  opacity: 0.9;
  margin-bottom: var(--space-4);
}
.hero__title {
  font-size: var(--text-4xl);
  color: #ffffff;
  margin-bottom: var(--space-4);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}
.hero__subtitle {
  font-size: var(--text-xl);
  opacity: 0.9;
  max-width: 640px;
  margin: 0 auto var(--space-8);
  line-height: var(--leading-normal);
}
.hero__cta {
  display: inline-flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  justify-content: center;
}

/* Page Hero (interior pages) */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: #ffffff;
  padding: var(--space-10) 0;
}
.page-hero__label {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  opacity: 0.8;
  margin-bottom: var(--space-2);
}
.page-hero__title {
  font-size: var(--text-3xl);
  color: #ffffff;
  margin-bottom: var(--space-2);
}
.page-hero__subtitle {
  font-size: var(--text-lg);
  opacity: 0.88;
  max-width: 640px;
  margin: 0;
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-base);
  font-size: var(--text-base);
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
  min-height: 44px; /* WCAG touch target */
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }

.btn--primary {
  background: var(--color-gold);
  color: #1a1a1a;
  border-color: var(--color-gold);
}
.btn--primary:hover {
  background: #9a6e00;
  border-color: #9a6e00;
  color: #ffffff;
}
.btn--primary:visited { color: #1a1a1a; }
.btn--primary:hover:visited { color: #ffffff; }

.btn--secondary {
  background: transparent;
  color: #ffffff;
  border-color: #ffffff;
}
.btn--secondary:hover {
  background: #ffffff;
  color: var(--color-primary);
}
.btn--secondary:visited { color: #ffffff; }
.btn--secondary:hover:visited { color: var(--color-primary); }

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn--outline:hover {
  background: var(--color-primary);
  color: #ffffff;
}

.btn--register {
  background: var(--color-success);
  color: #ffffff;
  border-color: var(--color-success);
  font-size: var(--text-lg);
  padding: var(--space-4) var(--space-8);
}
.btn--register:hover {
  background: #0f4f27;
  border-color: #0f4f27;
  color: #ffffff;
}
.btn--register:visited { color: #ffffff; }

/* --------------------------------------------------------------------------
   Main Content Area
   -------------------------------------------------------------------------- */
main {
  flex: 1;
  padding-bottom: var(--space-16);
}

.content-section {
  padding: var(--space-12) 0;
}
.content-section--alt {
  background: var(--color-bg-alt);
}
.content-section--gold {
  background: var(--color-gold-bg);
  border-top: 3px solid var(--color-gold-border);
  border-bottom: 3px solid var(--color-gold-border);
}

/* --------------------------------------------------------------------------
   Camp Info Box
   -------------------------------------------------------------------------- */
.info-box {
  background: var(--color-gold-bg);
  border: 1px solid var(--color-gold-border);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  margin-bottom: var(--space-8);
}
.info-box__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-4);
}
.info-box__item {}
.info-box__label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  font-weight: 700;
  display: block;
  margin-bottom: var(--space-1);
}
.info-box__value {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
}
.info-box__note {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* Status badges */
.badge {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  border-radius: 100px;
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.badge--open    { background: #d1fae5; color: var(--color-success); }
.badge--full    { background: #fee2e2; color: var(--color-danger); }
.badge--waitlist { background: #fef3c7; color: var(--color-warning); }
.badge--na      { background: #f3f4f6; color: var(--color-text-muted); }

/* --------------------------------------------------------------------------
   Camp Cards Grid (homepage)
   -------------------------------------------------------------------------- */
.camps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.camp-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition), transform var(--transition);
}
.camp-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.camp-card__header {
  background: var(--color-primary);
  color: #ffffff;
  padding: var(--space-4) var(--space-5);
}
.camp-card__region {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.8;
  font-weight: 600;
}
.camp-card__title {
  font-size: var(--text-lg);
  color: #ffffff;
  font-weight: 700;
  margin: var(--space-1) 0 0;
  line-height: var(--leading-tight);
}

.camp-card__body {
  padding: var(--space-5);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.camp-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.camp-card__meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}
.camp-card__meta-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.camp-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  flex: 1;
  max-width: none;
  margin: 0;
}

.camp-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--color-border-light);
  gap: var(--space-3);
}
.camp-card__price {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
}
.camp-card__link {
  font-size: var(--text-sm);
  font-weight: 700;
  text-decoration: none;
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: #ffffff;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.camp-card__link:hover { background: var(--color-primary-dark); color: #ffffff; }
.camp-card__link:visited { color: #ffffff; }

/* --------------------------------------------------------------------------
   Section Headings
   -------------------------------------------------------------------------- */
.section-heading {
  text-align: center;
  margin-bottom: var(--space-8);
}
.section-heading__eyebrow {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  color: var(--color-gold);
  display: block;
  margin-bottom: var(--space-2);
}
.section-heading__title {
  font-size: var(--text-3xl);
  color: var(--color-primary);
  margin: 0 auto var(--space-3);
}
.section-heading__desc {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* --------------------------------------------------------------------------
   Two-column layout for camp detail pages
   -------------------------------------------------------------------------- */
.page-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--space-10);
  align-items: start;
  margin-top: var(--space-8);
}

.page-layout__sidebar {
  position: sticky;
  top: calc(var(--nav-height) + var(--space-4));
}

.sidebar-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
  box-shadow: var(--shadow-sm);
}
.sidebar-card__title {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-border-light);
  padding-bottom: var(--space-3);
  margin-bottom: var(--space-4);
  margin-top: 0;
}
.sidebar-card dl { margin: 0; }
.sidebar-card dt {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-text-muted);
  font-weight: 700;
  margin-top: var(--space-3);
}
.sidebar-card dt:first-child { margin-top: 0; }
.sidebar-card dd {
  font-weight: 600;
  color: var(--color-text);
  margin: var(--space-1) 0 0 0;
}

/* --------------------------------------------------------------------------
   Callout / Alert Boxes
   -------------------------------------------------------------------------- */
.callout {
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  margin: var(--space-6) 0;
  display: flex;
  gap: var(--space-3);
}
.callout--warning {
  background: #fffbeb;
  border: 1px solid #f59e0b;
  border-left: 4px solid #d97706;
  color: var(--color-warning);
}
.callout--info {
  background: var(--color-gold-bg);
  border: 1px solid var(--color-gold-border);
  border-left: 4px solid var(--color-primary);
  color: #3d1a00;
}
.callout--success {
  background: #d1fae5;
  border: 1px solid #6ee7b7;
  border-left: 4px solid var(--color-success);
  color: var(--color-success);
}
.callout p { margin: 0; max-width: none; }

/* --------------------------------------------------------------------------
   Accessible Data Tables
   -------------------------------------------------------------------------- */
.table-wrapper {
  overflow-x: auto;
  margin: var(--space-6) 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}
caption {
  font-weight: 700;
  text-align: left;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  color: var(--color-primary);
}
th {
  background: var(--color-primary);
  color: #ffffff;
  font-weight: 700;
  text-align: left;
  padding: var(--space-3) var(--space-4);
}
td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border-light);
  vertical-align: top;
}
tr:last-child td { border-bottom: none; }
tr:nth-child(even) td { background: var(--color-bg-alt); }

/* --------------------------------------------------------------------------
   Testimonials
   -------------------------------------------------------------------------- */
.testimonials {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-6);
}

.testimonial {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  position: relative;
}
.testimonial::before {
  content: '\201C';
  font-size: 4rem;
  line-height: 1;
  color: var(--color-primary);
  opacity: 0.15;
  position: absolute;
  top: var(--space-3);
  left: var(--space-4);
}
blockquote {
  margin: 0;
  font-style: italic;
  color: var(--color-text);
  position: relative;
  z-index: 1;
}
blockquote p { margin: 0; max-width: none; }
cite {
  display: block;
  margin-top: var(--space-3);
  font-style: normal;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Faculty Grid
   -------------------------------------------------------------------------- */
.faculty-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-6);
}

.faculty-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.faculty-card__name {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-primary);
  margin: 0;
}
.faculty-card__title {
  font-size: var(--text-sm);
  font-style: italic;
  color: var(--color-text-muted);
  margin: 0;
}
.faculty-card__specialty {
  font-size: var(--text-sm);
  color: var(--color-text);
  margin: 0;
}
.faculty-card__email a {
  font-size: var(--text-sm);
  word-break: break-all;
}

/* --------------------------------------------------------------------------
   University List (consortium)
   -------------------------------------------------------------------------- */
.uni-list {
  column-count: 3;
  column-gap: var(--space-6);
  list-style: none;
  padding: 0;
  margin: var(--space-4) 0;
}
.uni-list li {
  font-size: var(--text-sm);
  padding: var(--space-1) 0;
  border-bottom: 1px solid var(--color-border-light);
  break-inside: avoid;
  margin: 0;
}

/* --------------------------------------------------------------------------
   Photo Gallery
   -------------------------------------------------------------------------- */
.photo-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-6);
}
.photo-gallery__item {
  aspect-ratio: 4/3;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
}
.photo-gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* --------------------------------------------------------------------------
   Contact Info Block
   -------------------------------------------------------------------------- */
.contact-block {
  background: var(--color-primary);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  margin: var(--space-8) 0;
}
.contact-block h2,
.contact-block h3 {
  color: #ffffff;
  margin-top: 0;
}
.contact-block a {
  color: #ffe082;
  text-underline-offset: 3px;
}
.contact-block a:hover { color: #ffffff; }
.contact-block p { max-width: none; }

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-6);
}

/* --------------------------------------------------------------------------
   Site Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.85);
  padding: var(--space-12) 0 var(--space-8);
  margin-top: auto;
}
.site-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}
.site-footer__brand {}
.site-footer__brand-name {
  font-size: var(--text-lg);
  font-weight: 700;
  color: #ffffff;
  display: block;
  margin-bottom: var(--space-2);
}
.site-footer__brand-desc {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.7);
  line-height: var(--leading-normal);
  max-width: none;
  margin-bottom: var(--space-4);
}

.site-footer__col-title {
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #ffffff;
  margin-bottom: var(--space-4);
  display: block;
}
.site-footer__links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.site-footer__links li { margin-bottom: var(--space-2); }
.site-footer__links a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  transition: color var(--transition);
}
.site-footer__links a:hover { color: #ffffff; }
.site-footer__links a:visited { color: rgba(255,255,255,0.65); }

.site-footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.55);
}
.site-footer__bottom a {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
}
.site-footer__bottom a:hover { color: #ffffff; }

/* --------------------------------------------------------------------------
   Registration CTA Section
   -------------------------------------------------------------------------- */
.register-cta {
  background: var(--color-gold-bg);
  border: 2px solid var(--color-gold-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-align: center;
  margin: var(--space-8) 0;
}
.register-cta__title {
  font-size: var(--text-2xl);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
  margin-top: 0;
}
.register-cta__text {
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  max-width: none;
}

/* --------------------------------------------------------------------------
   Consortium Banner (homepage)
   -------------------------------------------------------------------------- */
.consortium-banner {
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-6) 0;
  text-align: center;
}
.consortium-banner p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin: 0;
  max-width: none;
}
.consortium-banner strong { color: var(--color-primary); }

/* --------------------------------------------------------------------------
   Breadcrumb
   -------------------------------------------------------------------------- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  list-style: none;
  padding: var(--space-3) 0;
  margin: 0;
  font-size: var(--text-sm);
  flex-wrap: wrap;
}
.breadcrumb li { margin: 0; }
.breadcrumb li + li::before {
  content: '/';
  margin-right: var(--space-2);
  color: rgba(255,255,255,0.5);
}
.breadcrumb a {
  color: rgba(255,255,255,0.8);
  text-decoration: none;
}
.breadcrumb a:hover { color: #ffffff; text-decoration: underline; }
.breadcrumb [aria-current="page"] {
  color: rgba(255,255,255,0.95);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   Equipment List
   -------------------------------------------------------------------------- */
.equip-section {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  margin-bottom: var(--space-4);
}
.equip-section h3 {
  margin-top: 0;
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-border-light);
  margin-bottom: var(--space-4);
}
.equip-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-2) var(--space-6);
  list-style: none;
  padding: 0;
  margin: 0;
}
.equip-list li {
  font-size: var(--text-sm);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border-light);
  margin: 0;
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
}
.equip-list li::before {
  content: '✓';
  color: var(--color-success);
  font-weight: 700;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Responsive — Mobile Navigation
   -------------------------------------------------------------------------- */
@media (max-width: 900px) {
  .nav-toggle {
    display: flex;
  }

  .primary-nav {
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--color-primary-dark);
    padding: var(--space-4);
    display: none;
    z-index: 100;
    box-shadow: var(--shadow-lg);
  }
  .primary-nav.is-open { display: block; }

  .nav-menu {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .nav-menu > li { border-bottom: 1px solid rgba(255,255,255,0.1); }
  .nav-menu > li > a,
  .nav-dropdown-toggle {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border-radius: 0;
    justify-content: space-between;
    height: auto;
    min-height: 44px;
  }
  .nav-dropdown {
    position: static;
    box-shadow: none;
    border: none;
    border-radius: 0;
    background: rgba(0,0,0,0.25);
    padding: var(--space-2) 0;
  }
  .nav-dropdown a {
    color: rgba(255,255,255,0.85);
    padding-left: var(--space-8);
  }
  .nav-dropdown a:hover { background: rgba(255,255,255,0.1); color: #ffffff; }
  .nav-dropdown a:visited { color: rgba(255,255,255,0.75); }
}

/* --------------------------------------------------------------------------
   Responsive — Tablet
   -------------------------------------------------------------------------- */
@media (max-width: 960px) {
  .page-layout {
    grid-template-columns: 1fr;
  }
  .page-layout__sidebar {
    position: static;
    order: -1;
  }
  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
  }
  .uni-list { column-count: 2; }
}

/* --------------------------------------------------------------------------
   Responsive — Mobile
   -------------------------------------------------------------------------- */
@media (max-width: 640px) {
  :root {
    --text-3xl: 1.5rem;
    --text-4xl: 1.875rem;
  }
  .container { padding-left: var(--space-4); padding-right: var(--space-4); }
  .hero { padding: var(--space-10) 0; }
  .hero__title { font-size: var(--text-3xl); }
  .camps-grid { grid-template-columns: 1fr; }
  .site-footer__grid { grid-template-columns: 1fr; }
  .site-footer__brand { margin-bottom: var(--space-4); }
  .uni-list { column-count: 1; }
  .info-box__grid { grid-template-columns: 1fr 1fr; }
  .faculty-grid { grid-template-columns: 1fr; }
  .testimonials { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .equip-list { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   Print Styles
   -------------------------------------------------------------------------- */
@media print {
  .site-header,
  .nav-toggle,
  .skip-link,
  .register-cta,
  .btn--register { display: none; }
  body { font-size: 12pt; }
  h1 { font-size: 20pt; }
  a[href]::after { content: ' (' attr(href) ')'; font-size: 9pt; }
  .page-layout { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   Utility Classes
   -------------------------------------------------------------------------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}
.text-center { text-align: center; }
.text-muted   { color: var(--color-text-muted); }
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }

/* --------------------------------------------------------------------------
   Program Logo (original site banner image)
   -------------------------------------------------------------------------- */
.program-logo {
  text-align: center;
  padding: var(--space-6) 0 var(--space-4);
}
.program-logo__img {
  max-width: 100%;
  height: auto;
  border: 1px solid var(--color-gold-border);
  border-radius: var(--radius-sm);
}

/* --------------------------------------------------------------------------
   Camp Photo Strip
   -------------------------------------------------------------------------- */
.photo-strip {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin: var(--space-6) 0;
}
.photo-strip__item {
  flex: 1 1 200px;
  max-width: 300px;
}
.photo-strip__item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  display: block;
}
.photo-strip__caption {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
  text-align: center;
}