/* ============================================================
   AES THEME — Australasian Evolution Society
   Version 2.0  |  ausevo.github.io
   ============================================================ */

/* ─── 1. CUSTOM PROPERTIES ──────────────────────────────────────────────────── */

:root {
  /* Brand colours */
  --c-navy:        #0d3b66;
  --c-navy-dark:   #082b4e;
  --c-navy-light:  #1a5276;
  --c-teal:        #2a9d8f;
  --c-teal-light:  #48c9b0;
  --c-coral:       #e76f51;
  --c-coral-dark:  #cf5d3e;
  --c-amber:       #f4a261;

  /* UI colours */
  --c-text:        #1f2937;
  --c-text-muted:  #6b7280;
  --c-text-light:  #9ca3af;
  --c-bg:          #ffffff;
  --c-surface:     #f0f5f9;
  --c-border:      #e2e8f0;
  --c-border-dark: #cbd5e1;

  /* Typography */
  --font: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Layout */
  --nav-h:         64px;
  --container:     1200px;
  --container-sm:  760px;
  --radius-sm:     4px;
  --radius:        8px;
  --radius-lg:     16px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,.10), 0 1px 2px rgba(0,0,0,.06);
  --shadow:    0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.05);
  --shadow-md: 0 10px 15px rgba(0,0,0,.07), 0 4px 6px rgba(0,0,0,.05);
  --shadow-lg: 0 20px 25px rgba(0,0,0,.08), 0 10px 10px rgba(0,0,0,.04);

  /* Transitions */
  --t-fast: 150ms ease;
  --t-base: 250ms ease;
  --t-slow: 400ms ease;
}


/* ─── 2. RESET & BASE ────────────────────────────────────────────────────────── */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: var(--c-teal); transition: color var(--t-fast); }
a:hover { color: var(--c-navy); }
button { font-family: var(--font); }
ul, ol { list-style: none; }


/* ─── 3. ACCESSIBILITY ───────────────────────────────────────────────────────── */

.skip-to-content {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 9999;
  padding: 12px 20px;
  background: var(--c-navy);
  color: white;
  font-weight: 700;
  font-size: 0.9375rem;
  text-decoration: none;
  border-radius: 0 0 var(--radius) var(--radius);
  transition: top var(--t-fast);
}
.skip-to-content:focus { top: 0; }

:focus-visible {
  outline: 3px solid var(--c-coral);
  outline-offset: 2px;
}


/* ─── 4. LAYOUT UTILITIES ───────────────────────────────────────────────────── */

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.container--sm {
  max-width: var(--container-sm);
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 80px 0; }
.section--sm { padding: 48px 0; }
.section--alt { background: var(--c-surface); }

.section__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--c-teal);
  margin-bottom: 12px;
}
.section__title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 800;
  color: var(--c-navy);
  line-height: 1.2;
  margin-bottom: 16px;
}
.section__sub {
  font-size: 1.0625rem;
  color: var(--c-text-muted);
  max-width: 560px;
}
.section__header--centered {
  text-align: center;
}
.section__header--centered .section__sub {
  margin: 0 auto;
}


/* ─── 5. NAVBAR ─────────────────────────────────────────────────────────────── */

.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 1000;
  background: var(--c-bg);
  border-bottom: 1px solid var(--c-border);
  box-shadow: var(--shadow-sm);
  transition: background var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
}

/* On homepage: transparent overlay */
body.layout-home .site-nav {
  background: transparent;
  border-bottom-color: transparent;
  box-shadow: none;
}
body.layout-home .site-nav.is-scrolled {
  background: var(--c-navy-dark);
  border-bottom-color: transparent;
  box-shadow: var(--shadow-md);
}

.nav__inner {
  display: flex;
  align-items: center;
  height: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  gap: 16px;
}

/* Brand */
.nav__brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
  margin-right: auto;
}
.nav__brand-logo {
  height: 36px;
  width: auto;
  display: block;
  transition: filter var(--t-fast), opacity var(--t-fast);
}


/* Hamburger toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}
.nav__toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--c-navy);
  border-radius: 2px;
  transition: transform var(--t-fast), opacity var(--t-fast), background var(--t-fast);
}
body.layout-home .site-nav:not(.is-scrolled) .nav__toggle-bar { background: white; }

.nav__toggle.is-open .nav__toggle-bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav__toggle.is-open .nav__toggle-bar:nth-child(2) { opacity: 0; }
.nav__toggle.is-open .nav__toggle-bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* Menu */
.nav__menu {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
}

/* Nav items */
.nav__item { position: relative; }

/* Nav links */
.nav__link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 8px 12px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--c-text);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: color var(--t-fast), background var(--t-fast);
  white-space: nowrap;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font);
  line-height: 1;
}
.nav__link:hover, .nav__link:focus-visible {
  color: var(--c-navy);
  background: var(--c-surface);
}

body.layout-home .site-nav:not(.is-scrolled) .nav__link { color: rgba(255,255,255,0.9); }
body.layout-home .site-nav:not(.is-scrolled) .nav__link:hover,
body.layout-home .site-nav:not(.is-scrolled) .nav__link:focus-visible {
  color: white;
  background: rgba(255,255,255,0.15);
}

/* Scrolled state on homepage (navy dark background) — keep text white */
body.layout-home .site-nav.is-scrolled .nav__link { color: rgba(255,255,255,0.9); }
body.layout-home .site-nav.is-scrolled .nav__link:hover,
body.layout-home .site-nav.is-scrolled .nav__link:focus-visible {
  color: white;
  background: rgba(255,255,255,0.12);
}
body.layout-home .site-nav.is-scrolled .nav__toggle-bar { background: white; }

/* Nav dropdown arrow */
.nav__arrow {
  flex-shrink: 0;
  transition: transform var(--t-fast);
  opacity: 0.7;
}
.nav__item--has-children.is-open .nav__arrow,
.nav__item--has-children:focus-within .nav__arrow { transform: rotate(180deg); }

/* Dropdown */
.nav__dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 210px;
  background: white;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  list-style: none;
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--t-fast), visibility var(--t-fast), transform var(--t-fast);
  z-index: 100;
}
.nav__item--has-children:hover > .nav__dropdown,
.nav__item--has-children:focus-within > .nav__dropdown,
.nav__item--has-children.is-open > .nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav__dropdown-link {
  display: block;
  padding: 9px 12px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--c-text);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: color var(--t-fast), background var(--t-fast);
  white-space: nowrap;
}
.nav__dropdown-link:hover, .nav__dropdown-link:focus-visible {
  color: var(--c-navy);
  background: var(--c-surface);
}

/* Join button in nav */
.nav__link--join {
  background: var(--c-coral);
  color: white !important;
  border-radius: var(--radius);
  padding: 8px 16px;
}
.nav__link--join:hover, .nav__link--join:focus-visible {
  background: var(--c-coral-dark) !important;
  color: white !important;
}


/* ─── 6. HERO (Homepage) ─────────────────────────────────────────────────────── */

.hero {
  position: relative;
  height: 100vh;
  min-height: 620px;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: white;
}

.hero__slides { position: absolute; inset: 0; }

.hero__slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
}
.hero__slide.is-active { opacity: 1; }

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    160deg,
    rgba(8, 43, 78, 0.50) 0%,
    rgba(8, 43, 78, 0.72) 55%,
    rgba(8, 43, 78, 0.90) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  width: 100%;
  padding-top: var(--nav-h);
}

.hero__tag {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-amber);
  margin-bottom: 16px;
}

.hero__title {
  font-size: clamp(2.25rem, 5.5vw, 4rem);
  font-weight: 800;
  line-height: 1.08;
  margin-bottom: 8px;
  color: white;
  letter-spacing: -0.02em;
}
.hero__location { color: var(--c-teal-light); }

.hero__date {
  font-size: 1.25rem;
  font-weight: 500;
  color: rgba(255,255,255,0.82);
  margin-bottom: 36px;
}

.hero__subtitle {
  font-size: 1.25rem;
  font-weight: 400;
  color: rgba(255,255,255,0.82);
  margin-bottom: 36px;
  max-width: 580px;
  line-height: 1.5;
}

/* Countdown */
.countdown {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.countdown__unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.22);
  border-radius: var(--radius);
  padding: 14px 22px;
  min-width: 76px;
}
.countdown__num {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em;
}
.countdown__label {
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.65);
  margin-top: 6px;
}
.countdown__sep {
  font-size: 1.75rem;
  font-weight: 800;
  color: rgba(255,255,255,0.4);
  align-self: center;
  padding-bottom: 18px;
}

/* Hero CTAs */
.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}


/* ─── 7. BUTTONS ─────────────────────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-family: var(--font);
  font-size: 0.9375rem;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--t-fast), box-shadow var(--t-fast),
              background var(--t-fast), color var(--t-fast), border-color var(--t-fast);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn:active { transform: translateY(0); box-shadow: var(--shadow-sm); }

.btn--lg { padding: 16px 32px; font-size: 1rem; }
.btn--sm { padding: 8px 16px; font-size: 0.875rem; }

.btn--coral  { background: var(--c-coral); color: white; border-color: var(--c-coral); }
.btn--coral:hover { background: var(--c-coral-dark); border-color: var(--c-coral-dark); color: white; }

.btn--navy   { background: var(--c-navy); color: white; border-color: var(--c-navy); }
.btn--navy:hover { background: var(--c-navy-light); border-color: var(--c-navy-light); color: white; }

.btn--teal   { background: var(--c-teal); color: white; border-color: var(--c-teal); }
.btn--teal:hover { background: #238b7e; border-color: #238b7e; color: white; }

.btn--outline-navy {
  background: transparent; color: var(--c-navy); border-color: var(--c-navy);
}
.btn--outline-navy:hover { background: var(--c-navy); color: white; }

.btn--outline-white {
  background: transparent; color: white; border-color: rgba(255,255,255,0.65);
}
.btn--outline-white:hover { background: rgba(255,255,255,0.15); border-color: white; color: white; }

.btn--ghost-white {
  background: rgba(255,255,255,0.10); color: rgba(255,255,255,0.85);
  border-color: transparent; backdrop-filter: blur(4px);
}
.btn--ghost-white:hover { background: rgba(255,255,255,0.20); color: white; }


/* ─── 8. STATS BAR ───────────────────────────────────────────────────────────── */

.stats-bar {
  background: var(--c-navy);
  color: white;
  padding: 36px 0;
}
.stats-bar__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 24px;
  text-align: center;
}
.stat__value {
  display: block;
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--c-amber);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}
.stat__label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: rgba(255,255,255,0.65);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 8px;
}


/* ─── 9. CARDS (Quick Navigation) ───────────────────────────────────────────── */

.cards-section {
  padding: 80px 0;
}
.cards-section__header {
  text-align: center;
  margin-bottom: 48px;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 24px;
}

.card {
  display: flex;
  flex-direction: column;
  background: white;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-decoration: none;
  color: inherit;
  transition: transform var(--t-fast), box-shadow var(--t-fast), border-color var(--t-fast);
  position: relative;
  overflow: hidden;
}
.card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--card-accent, var(--c-teal));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-base);
}
.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.card:hover::after { transform: scaleX(1); }

.card__icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  background: var(--card-icon-bg, #e0f5f2);
  color: var(--card-icon-color, var(--c-teal));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.375rem;
}
.card__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--c-navy);
  margin-bottom: 8px;
}
.card__desc {
  font-size: 0.9375rem;
  color: var(--c-text-muted);
  line-height: 1.55;
  margin-bottom: 20px;
  flex: 1;
}
.card__cta {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--card-accent, var(--c-teal));
  display: flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--t-fast);
}
.card:hover .card__cta { gap: 10px; }

/* Colour variants */
.card--conference { --card-accent: var(--c-teal);  --card-icon-bg: #e0f5f2; --card-icon-color: var(--c-teal); }
.card--grants     { --card-accent: var(--c-coral);  --card-icon-bg: #fceae5; --card-icon-color: var(--c-coral); }
.card--join       { --card-accent: var(--c-navy);   --card-icon-bg: #e5edf7; --card-icon-color: var(--c-navy); }
.card--team       { --card-accent: #b5720a;         --card-icon-bg: #fef3e0; --card-icon-color: #b5720a; }
.card--news       { --card-accent: var(--c-teal);   --card-icon-bg: #e0f5f2; --card-icon-color: var(--c-teal); }
.card--resources  { --card-accent: var(--c-navy-light); --card-icon-bg: #e5edf7; --card-icon-color: var(--c-navy-light); }


/* ─── 10. ABOUT SECTION (Homepage) ──────────────────────────────────────────── */

.about-section {
  padding: 80px 0;
  background: var(--c-surface);
}
.about-section__inner { max-width: 740px; }
.about-section__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--c-navy);
  margin-bottom: 20px;
  line-height: 1.2;
}
.about-section__text {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--c-text);
  margin-bottom: 28px;
}
.about-section__text + .about-section__text { margin-top: -12px; }


/* ─── 11. UPCOMING CONFERENCE BANNER ────────────────────────────────────────── */

.upcoming-banner {
  background: linear-gradient(135deg, var(--c-navy) 0%, var(--c-navy-light) 100%);
  color: white;
  padding: 40px 0;
}
.upcoming-banner__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}
.upcoming-banner__label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--c-teal-light);
  margin-bottom: 8px;
}
.upcoming-banner__title {
  font-size: 1.375rem;
  font-weight: 800;
  color: white;
  margin-bottom: 4px;
}
.upcoming-banner__date {
  font-size: 1rem;
  color: rgba(255,255,255,0.72);
}


/* ─── 12. SOCIAL BAR ─────────────────────────────────────────────────────────── */

.social-bar {
  padding: 64px 0;
  background: #0a2540;
  text-align: center;
}
.social-bar__heading {
  font-size: 1.75rem;
  font-weight: 800;
  color: white;
  margin-bottom: 12px;
}
.social-bar__sub {
  font-size: 1rem;
  color: rgba(255,255,255,0.65);
  margin-bottom: 40px;
}
.social-bar__links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}
.social-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 24px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  color: rgba(255,255,255,0.88);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 600;
  transition: background var(--t-fast), transform var(--t-fast), border-color var(--t-fast);
}
.social-link:hover { transform: translateY(-2px); color: white; }
.social-link i { font-size: 1.125rem; }
.social-link--bluesky:hover  { background: rgba(0, 133, 255, 0.22); border-color: rgba(0, 133, 255, 0.4); }
.social-link--twitter:hover  { background: rgba(255,255,255,0.14); }
.social-link--facebook:hover { background: rgba(24, 119, 242, 0.22); border-color: rgba(24, 119, 242, 0.4); }
.social-link--email:hover    { background: rgba(42, 157, 143, 0.22); border-color: rgba(42, 157, 143, 0.4); }


/* ─── 13. PAGE HERO (sub-pages) ─────────────────────────────────────────────── */

.page-hero {
  padding: calc(var(--nav-h) + 52px) 0 60px;
  background: var(--c-navy);
  color: white;
  position: relative;
  overflow: hidden;
}
.page-hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center center;
  opacity: 0.25;
}
.page-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(8, 43, 78, 0.95) 0%,
    rgba(13, 59, 102, 0.75) 100%
  );
}
.page-hero__content { position: relative; z-index: 1; }
.page-hero__title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  color: white;
  margin-bottom: 10px;
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.page-hero__subtitle {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.78);
  max-width: 560px;
}
.page-hero__caption {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.4);
  margin-top: 16px;
  font-style: italic;
}


/* ─── 14. MAIN CONTENT / PROSE ───────────────────────────────────────────────── */

.main-content {
  padding: 60px 0 80px;
}

.prose {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--c-text);
}

.prose h1, .prose h2, .prose h3,
.prose h4, .prose h5, .prose h6 {
  font-weight: 700;
  color: var(--c-navy);
  line-height: 1.25;
  margin-top: 2em;
  margin-bottom: 0.65em;
}
.prose h1:first-child, .prose h2:first-child, .prose h3:first-child { margin-top: 0; }
.prose h1 { font-size: 2rem; }
.prose h2 { font-size: 1.5rem; border-bottom: 2px solid var(--c-border); padding-bottom: 8px; }
.prose h3 { font-size: 1.25rem; }
.prose h4 { font-size: 1.125rem; }

.prose p  { margin-bottom: 1.25em; }

.prose a {
  color: var(--c-teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(42,157,143,0.35);
  transition: border-color var(--t-fast), color var(--t-fast);
}
.prose a:hover { color: var(--c-navy); border-bottom-color: var(--c-navy); }

.prose ul, .prose ol { padding-left: 1.5em; margin-bottom: 1.25em; list-style: revert; }
.prose li { margin-bottom: 0.5em; }

.prose strong { font-weight: 700; color: var(--c-text); }
.prose em { font-style: italic; }

.prose blockquote {
  border-left: 4px solid var(--c-teal);
  padding: 16px 24px;
  margin: 24px 0;
  background: var(--c-surface);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--c-text-muted);
  font-style: italic;
}

.prose hr {
  border: none;
  border-top: 2px solid var(--c-border);
  margin: 40px 0;
}

.prose img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius);
  margin: 8px auto;
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.25em;
  font-size: 0.9375rem;
  display: block;
  overflow-x: auto;
}
.prose th, .prose td {
  padding: 10px 16px;
  border: 1px solid var(--c-border);
  text-align: left;
}
.prose th { background: var(--c-surface); font-weight: 700; color: var(--c-navy); }
.prose tr:nth-child(even) td { background: #f9fafb; }

.prose code {
  background: var(--c-surface);
  color: var(--c-coral);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.875em;
}
.prose pre {
  background: #1e293b;
  color: #e2e8f0;
  padding: 20px 24px;
  border-radius: var(--radius);
  overflow-x: auto;
  margin-bottom: 1.25em;
}
.prose pre code { background: none; color: inherit; padding: 0; }


/* ─── 15. BLOG / POST ────────────────────────────────────────────────────────── */

.post-list { margin: 0; padding: 0; }
.post-item {
  padding: 28px 0;
  border-bottom: 1px solid var(--c-border);
}
.post-item:last-child { border-bottom: none; }
.post-item__meta {
  font-size: 0.8125rem;
  color: var(--c-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}
.post-item__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.post-item__title a {
  color: var(--c-navy);
  text-decoration: none;
  border-bottom: none;
  transition: color var(--t-fast);
}
.post-item__title a:hover { color: var(--c-teal); }
.post-item__excerpt { font-size: 0.9375rem; color: var(--c-text-muted); line-height: 1.6; }

.blog-pager {
  display: flex;
  justify-content: space-between;
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--c-border);
}
.pager-link {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--c-teal);
  text-decoration: none;
  transition: color var(--t-fast);
}
.pager-link:hover { color: var(--c-navy); }

.comments { margin-top: 48px; padding-top: 48px; border-top: 1px solid var(--c-border); }


/* ─── 16. FOOTER ─────────────────────────────────────────────────────────────── */

.site-footer {
  background: #0a2540;
  color: rgba(255,255,255,0.65);
  padding: 48px 0 28px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: start;
  margin-bottom: 36px;
}
.footer__brand { text-decoration: none; }
.footer__brand-name {
  font-size: 1.125rem;
  font-weight: 800;
  color: white;
  display: block;
  margin-bottom: 6px;
}
.footer__tagline {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.55);
  margin-bottom: 8px;
}
.footer__abn {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.35);
}
.footer__social {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  font-size: 1.0625rem;
  transition: background var(--t-fast), color var(--t-fast), transform var(--t-fast);
}
.footer__social-link:hover {
  background: rgba(255,255,255,0.18);
  color: white;
  transform: translateY(-2px);
}
.footer__divider {
  border: none;
  border-top: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 20px;
}
.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.35);
}
.footer__bottom a { color: rgba(255,255,255,0.45); text-decoration: none; }
.footer__bottom a:hover { color: rgba(255,255,255,0.75); }


/* ─── 17. UTILITIES ─────────────────────────────────────────────────────────── */

/* Image helpers used in content files */
.center-image { display: block; margin: 24px auto; }
img.center-image { border-radius: var(--radius); }

/* Text utils */
.text-center  { text-align: center; }
.text-muted   { color: var(--c-text-muted); }
.text-navy    { color: var(--c-navy); }
.text-teal    { color: var(--c-teal); }

/* GA tracking helper */
[data-track] { cursor: pointer; }


/* ─── 18. RESPONSIVE ─────────────────────────────────────────────────────────── */

/* Mobile nav becomes visible */
@media (max-width: 1023px) {
  .nav__toggle { display: flex; }

  .nav__menu {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    background: white;
    border-bottom: 1px solid var(--c-border);
    box-shadow: var(--shadow-md);
    padding: 12px;
    max-height: calc(100dvh - var(--nav-h));
    overflow-y: auto;
    z-index: 999;
  }
  .nav__menu.is-open { display: flex; }

  .nav__item { width: 100%; }

  .nav__link {
    width: 100%;
    font-size: 1rem;
    padding: 13px 16px;
    justify-content: space-between;
  }

  .nav__dropdown {
    position: static;
    opacity: 1;
    visibility: hidden;
    display: none;
    transform: none;
    box-shadow: none;
    border: none;
    border-left: 3px solid var(--c-teal);
    border-radius: 0;
    padding: 4px 0;
    margin: 4px 0 4px 20px;
    min-width: auto;
  }
  .nav__item--has-children.is-open > .nav__dropdown {
    display: block;
    visibility: visible;
  }
  .nav__dropdown-link { font-size: 0.9375rem; padding: 10px 16px; }

  .nav__link--join { margin-top: 8px; justify-content: center; }

  /* Mobile menu has a white panel — always use dark text regardless of nav state */
  .nav__menu.is-open .nav__link { color: var(--c-text) !important; }
  .nav__menu.is-open .nav__link:hover,
  .nav__menu.is-open .nav__link:focus-visible {
    color: var(--c-navy) !important;
    background: var(--c-surface) !important;
  }
  .nav__menu.is-open .nav__link--join { color: white !important; }
  .nav__menu.is-open .nav__dropdown-link { color: var(--c-text) !important; }
}

@media (min-width: 1024px) { .nav__toggle { display: none; } }

/* Hero mobile adjustments */
@media (max-width: 767px) {
  .hero {
    min-height: 100svh;
    align-items: flex-end;
    padding-bottom: 48px;
  }
  .hero__content { padding-top: calc(var(--nav-h) + 20px); }
  .hero__ctas { flex-direction: column; }
  .countdown { gap: 6px; }
  .countdown__unit { min-width: 64px; padding: 10px 14px; }
  .countdown__num { font-size: 1.75rem; }

  .stats-bar__grid { grid-template-columns: repeat(2, 1fr); }

  .cards-grid { grid-template-columns: 1fr; }

  .section { padding: 48px 0; }

  .footer__grid { grid-template-columns: 1fr; }

  .upcoming-banner__inner { flex-direction: column; align-items: flex-start; }
}

/* Print */
@media print {
  .site-nav, .hero, .stats-bar, .social-bar, .site-footer, .skip-to-content { display: none !important; }
  .page-hero { background: none; color: black; padding-top: 0; }
  .page-hero__bg, .page-hero__overlay { display: none; }
  body { padding: 0; }
  .prose a { color: black; text-decoration: underline; border-bottom: none; }
}


/* ─── 19. EXEC COMMITTEE PROFILES ───────────────────────────────────────────── */

.exec-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.25rem;
  margin: 0.75rem 0 2rem;
}

.exec-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 1.5rem 1rem;
  text-align: center;
  transition: box-shadow var(--t-base), transform var(--t-base);
}
.exec-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.exec-card__avatar {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 1rem;
  display: block;
  background: var(--c-border);
}
.exec-card__avatar-placeholder {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  margin: 0 auto 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-border);
  color: var(--c-text-muted);
  font-size: 2.5rem;
}

.exec-card__name {
  font-weight: 700;
  color: var(--c-navy);
  font-size: 0.9375rem;
  margin-bottom: 0.25rem;
}
.exec-card__name a {
  color: inherit;
  text-decoration: none;
  border-bottom: none;
  transition: color var(--t-fast);
}
.exec-card__name a:hover { color: var(--c-teal); }

.exec-card__inst {
  font-size: 0.8125rem;
  color: var(--c-text-muted);
  line-height: 1.4;
  margin: 0;
}


/* ─── 20. SPONSORS ───────────────────────────────────────────────────────────── */

/* CTA box at top of sponsors page */
.sponsor-cta-box {
  background: linear-gradient(135deg, var(--c-navy) 0%, var(--c-navy-light) 100%);
  color: white;
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  text-align: center;
  margin-bottom: 3rem;
}
.sponsor-cta-box h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: white;
  margin-bottom: 0.75rem;
  margin-top: 0;
}
.sponsor-cta-box p {
  color: rgba(255,255,255,0.82);
  font-size: 1.0625rem;
  max-width: 600px;
  margin: 0 auto 1.5rem;
  line-height: 1.65;
}
.sponsor-cta-box__actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}
/* Outline button variant for dark backgrounds */
.btn--outline {
  background: transparent;
  border: 2px solid rgba(255,255,255,0.55);
  color: white;
}
.btn--outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: white;
  color: white;
}

/* Per-tier section */
.sponsor-tier {
  margin-bottom: 2.5rem;
}
.sponsor-tier__desc {
  color: var(--c-text-muted);
  font-size: 0.8125rem;
  margin: 0.5rem 0 1.25rem;
  font-style: italic;
}

/* Full-width coloured tier header */
.sponsor-tier__header {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.875rem 1.25rem;
  border-radius: var(--radius);
  margin-bottom: 1.25rem;
  font-size: 1.0625rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: white;
}
.sponsor-tier__header i { font-size: 1.1rem; opacity: 0.9; }

.sponsor-tier__header--platinum {
  background: linear-gradient(135deg, #5b21b6 0%, #7c3aed 100%);
  box-shadow: 0 4px 12px rgba(91,33,182,0.25);
}
.sponsor-tier__header--gold {
  background: linear-gradient(135deg, #92400e 0%, #d97706 100%);
  box-shadow: 0 4px 12px rgba(146,64,14,0.25);
}
.sponsor-tier__header--silver {
  background: linear-gradient(135deg, #374151 0%, #6b7280 100%);
  box-shadow: 0 4px 12px rgba(55,65,81,0.2);
}
.sponsor-tier__header--bronze {
  background: linear-gradient(135deg, #78350f 0%, #b45309 100%);
  box-shadow: 0 4px 12px rgba(120,53,15,0.2);
}

/* Sponsor logo grid — wider cells for higher tiers */
.sponsor-grid {
  display: grid;
  gap: 1.25rem;
}
.sponsor-grid--platinum { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.sponsor-grid--gold     { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
.sponsor-grid--silver   { grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); }
.sponsor-grid--bronze   { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }

/* Individual sponsor card */
.sponsor-card {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 110px;
  text-decoration: none;
  color: var(--c-text);
  transition: box-shadow var(--t-base), transform var(--t-base);
}
.sponsor-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.sponsor-card img { max-height: 70px; width: auto; object-fit: contain; }
.sponsor-card__name { font-weight: 700; color: var(--c-navy); font-size: 0.9375rem; }

/* Empty-state placeholder card */
.sponsor-placeholder {
  border-style: dashed;
  border-color: var(--c-border-dark);
  color: var(--c-text-muted);
  font-size: 0.875rem;
  text-align: center;
  cursor: default;
  gap: 0.4rem;
}
.sponsor-placeholder:hover { box-shadow: none; transform: none; }
.sponsor-placeholder i { font-size: 1.6rem; display: block; color: var(--c-border-dark); }

/* Mobile */
@media (max-width: 600px) {
  .sponsor-grid--platinum,
  .sponsor-grid--gold,
  .sponsor-grid--silver,
  .sponsor-grid--bronze {
    grid-template-columns: repeat(2, 1fr);
  }
  .exec-grid { grid-template-columns: repeat(2, 1fr); }
}


/* ─── 21. SPONSOR MARQUEE (Homepage) ────────────────────────────────────────── */

.sponsor-marquee-section {
  padding: 20px 0 24px;
  background: var(--c-surface);
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
  overflow: hidden;
}
.sponsor-marquee__label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--c-text-muted);
  text-align: center;
  margin-bottom: 14px;
}

/* Scrolling strip */
.sponsor-marquee {
  overflow: hidden;
  position: relative;
}
/* Fade edges */
.sponsor-marquee::before,
.sponsor-marquee::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 60px;
  z-index: 2;
  pointer-events: none;
}
.sponsor-marquee::before { left:  0; background: linear-gradient(to right, var(--c-surface), transparent); }
.sponsor-marquee::after  { right: 0; background: linear-gradient(to left,  var(--c-surface), transparent); }

.sponsor-marquee__track {
  display: flex;
  align-items: center;
  gap: 56px;
  width: max-content;
  padding: 4px 0;
  animation: sponsor-scroll 18s linear infinite;
}
.sponsor-marquee__track:hover { animation-play-state: paused; }

.sponsor-marquee__item {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 120px;
  height: 72px;
  flex-shrink: 0;
  opacity: 0.65;
  transition: opacity var(--t-fast);
  text-decoration: none;
}
.sponsor-marquee__item:hover { opacity: 1; }
.sponsor-marquee__item img {
  max-height: 60px;
  max-width: 160px;
  width: auto;
  object-fit: contain;
  filter: grayscale(40%);
  transition: filter var(--t-base);
}
.sponsor-marquee__item:hover img { filter: grayscale(0%); }
.sponsor-marquee__item span {
  font-weight: 700;
  color: var(--c-navy);
  font-size: 0.875rem;
  white-space: nowrap;
}

@keyframes sponsor-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .sponsor-marquee__track { animation: none; }
}