/* ====== Base tokens ====== */
:root{
  --surface-0: #ffffff;      /* Odd sections */
  --surface-1: #f7f5f0;      /* Even sections (very light warm) */
  --text:      #0a214a;      /* Navy */
  --ink:       #1a1a1a;      /* Charcoal for body if needed */
  --muted:     #404040;
  --accent:    #d62168;      /* Primary CTA */
  --accent-2:  #ea8400;      /* Badges/dividers */
  --focus:     #0a214a;      /* Focus outline colour */
  --radius:    14px;
  --wrap:      1040px;
  --base:      18px;         /* Larger default */
  --line:      1px solid rgba(10,33,74,0.08);
}

/* Adjustable text size via data attribute (90%–130%) */
html { font-size: calc(var(--base) * 1px); }
html[data-fontscale="90"]  { font-size: calc(16.2px); }
html[data-fontscale="100"] { font-size: calc(18px); }
html[data-fontscale="110"] { font-size: calc(19.8px); }
html[data-fontscale="120"] { font-size: calc(21.6px); }
html[data-fontscale="130"] { font-size: calc(23.4px); }

/* High-contrast mode (turns off alternation for maximum contrast) */
html[data-contrast="high"]{
  --surface-0:#ffffff;
  --surface-1:#ffffff;
  --text:#000000;
  --accent:#b3004a;     /* Darker accent for contrast */
  --focus:#000000;
}

/* ====== Reset-ish ====== */
* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--text);
  background: var(--surface-0);
  line-height: 1.6;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, "Helvetica Neue", Helvetica, "Noto Sans", "Liberation Sans", sans-serif;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; }

/* Link style: always underlined for clarity */
a { color: var(--accent); text-underline-offset: 2px; }
a:hover { text-decoration-thickness: 2px; }

/* Focus visibility */
:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

/* Skip link */
.skip-link {
  position: absolute; top: -100px; left: 1rem;
  display: inline-block; padding: .5rem .75rem;
  background: #fff; color: #000; border: 2px solid #000; border-radius: 8px;
  z-index: 9999;
}
.skip-link:focus { top: 1rem; }

/* Layout helpers */
.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: 1rem; }
.section {
  padding-block: 4rem;
  border-top: var(--line);
}
.section--alt0 { background: var(--surface-0); }
.section--alt1 { background: var(--surface-1); }

.lead { font-size: 1.125rem; color: var(--muted); }

/* Header */
.site-header {
  background: #fff;
  border-bottom: var(--line);
  position: sticky; top: 0; z-index: 10;
}
.header-content {
  display: flex; align-items: center; gap: 1rem; justify-content: space-between;
  padding-block: .75rem;
}
.brand img { display: block; }

/* Controls */
.access-controls { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; }
.button {
  display: inline-block; font-weight: 700; border-radius: var(--radius);
  padding: .7rem 1.1rem; border: 2px solid transparent; text-decoration: none;
}
.button--primary { background: var(--accent); color: #fff; }
.button--primary:hover { filter: brightness(0.95); }
.button--ghost {
  background: transparent; color: var(--text);
  border-color: var(--text);
}
.button--ghost:hover { background: rgba(0,0,0,0.04); }
.button--lg { padding: 1rem 1.4rem; font-size: 1.05rem; }

/* Hero */
.hero-title { font-size: clamp(1.8rem, 2.8vw + 1rem, 3rem); margin: 0 0 .25rem 0; }
.hero-actions { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; margin-block: 1rem 0; }

.badges { display: inline-flex; gap: .5rem; flex-wrap: wrap; }
.badge {
  display: inline-block; border: 2px solid var(--accent-2);
  padding: .3rem .6rem; border-radius: 999px; font-size: .95rem; color: var(--text);
}

.hero-figure { margin: 2rem 0 0 0; }
.hero-figure img { border-radius: 16px; border: var(--line); }

/* Cards (Schedule) */
.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 1rem;
  margin-top: 1rem;
}
@media (max-width: 900px) {
  .cards { grid-template-columns: 1fr; }
}
.card {
  background: #fff; border: var(--line); border-radius: 18px;
  overflow: clip;
}
.card__title {
  margin: 0; padding: .9rem 1rem; color: #fff;
  background: var(--accent); /* default header colour */
}
.card:nth-child(2) .card__title { background: var(--accent-2); }
.card:nth-child(3) .card__title { background: var(--text); }
.card__list { list-style: none; margin: 0; padding: 1rem 1.2rem; }
.card__list li { padding: .35rem 0; }
.presenter { font-weight: 700; }

/* Contact */
.contact-grid {
  display: grid; grid-template-columns: 1.4fr .9fr; gap: 2rem; align-items: start;
}
@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; }
}

.form { background: #fff; border: var(--line); border-radius: 16px; padding: 1rem; }
.form__row { display: grid; gap: .4rem; margin-bottom: .9rem; }
label { font-weight: 700; }
input[type="text"], input[type="email"], textarea {
  width: 100%; padding: .7rem .8rem; border-radius: 10px;
  border: 2px solid rgba(10,33,74,0.25); background: #fff; color: var(--text);
}
input:focus-visible, textarea:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.form__small { font-size: .95rem; color: var(--muted); }

.contact-details {
  background: #fff; border: var(--line); border-radius: 16px; padding: 1rem;
}
.contact-list { margin: 0; padding-left: 1.1rem; }
.contact-list li { margin-bottom: .5rem; }

/* Accessibility list */
.tick-list { padding-left: 1.3rem; }
.tick-list li { margin: .35rem 0; }

/* Footer */
.site-footer {
  background: #f2f0eb; border-top: var(--line);
  padding-block: 2rem; color: var(--muted);
}
.footer-nav { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: .3rem; }
.footer-nav a { color: var(--muted); }
.small { font-size: .95rem; margin: .2rem 0; }

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

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}