:root {
  --iq-blue-light: #6bbfff;
  --iq-blue: #3a8fe8;
  --iq-bg: #080f1c;
  --iq-surface: #0e1929;
  --iq-surface2: #152237;
  --iq-border: rgba(58, 143, 232, 0.25);
  --iq-text: #e8f0fc;
  --iq-muted: #93a8c9;
  --font-display: 'DM Serif Display', serif;
  --font-body: 'DM Sans', sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  background: radial-gradient(circle at 15% 0, rgba(107, 191, 255, 0.12), transparent 40%), var(--iq-bg);
  color: var(--iq-text);
  font-family: var(--font-body);
  line-height: 1.65;
}
a { color: var(--iq-blue-light); }
a:focus-visible, button:focus-visible, .gallery-track:focus-visible { outline: 2px solid var(--iq-blue-light); outline-offset: 4px; }
.skip-link { position: absolute; top: -100px; left: 20px; padding: 12px; background: var(--iq-surface); z-index: 10; }
.skip-link:focus { top: 12px; }
.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding: 16px max(20px, calc((100% - 1120px) / 2));
  border-bottom: 1px solid var(--iq-border);
}
.logo { display: flex; }
.logo img { height: 38px; width: auto; }
.back-link { text-decoration: none; font-size: 14px; padding: 10px 0; }
.page { max-width: 1160px; margin: auto; padding: 40px 20px 56px; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 16px; }
h1, h2 { font-family: var(--font-display); font-weight: 400; }
h1 { font-size: clamp(32px, 5vw, 52px); max-width: 850px; }
h2 { font-size: clamp(25px, 3vw, 32px); }
h3 { font-size: 18px; }
p { color: var(--iq-muted); margin: 0 0 16px; }
.kicker { color: var(--iq-blue-light); font-size: 12px; letter-spacing: 1px; text-transform: uppercase; }
.lead { max-width: 780px; font-size: 17px; }
.panel { background: var(--iq-surface); border: 1px solid var(--iq-border); border-radius: 16px; padding: 28px; margin: 0 0 24px; }
.hero { background: linear-gradient(130deg, rgba(58, 143, 232, 0.14), var(--iq-surface)); display: grid; grid-template-columns: minmax(0, 0.65fr) minmax(0, 1.35fr); align-items: center; gap: 28px; }
.hero-copy { min-width: 0; }
.hero-flyer-link { display: block; min-width: 0; }
.hero-flyer { display: block; width: 100%; max-width: 340px; height: auto; margin: auto; border: 1px solid var(--iq-border); border-radius: 12px; }
.meta, .actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 0 0 20px; }
.pill { padding: 4px 12px; border: 1px solid var(--iq-border); border-radius: 999px; font-size: 12px; color: var(--iq-blue-light); }
.status { color: #e8c989; border-color: rgba(232, 201, 137, 0.3); background: rgba(232, 201, 137, 0.06); }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 10px 18px; border: 1px solid transparent; border-radius: 9px; color: #fff; background: var(--iq-blue); font-size: 14px; font-weight: 600; text-decoration: none; }
.btn:hover { background: #2670cc; }
.btn.outline { background: var(--iq-surface2); border-color: var(--iq-border); }
.edition-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.edition-card { display: flex; flex-direction: column; min-width: 0; }
.edition-card h3 { font-family: var(--font-display); font-size: 25px; font-weight: 400; }
.edition-card .btn { margin-top: auto; align-self: flex-start; }
.edition-date { color: var(--iq-blue-light); font-size: 13px; }
.section-nav { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.section-nav a { padding: 10px 12px; border: 1px solid var(--iq-border); border-radius: 8px; text-decoration: none; font-size: 13px; background: var(--iq-surface); }
section[id] { scroll-margin-top: 20px; }
.content-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.content-grid > *, .stats-grid > * { min-width: 0; }
.placeholder { border: 1px dashed var(--iq-border); border-radius: 10px; padding: 20px; background: rgba(21, 34, 55, 0.4); }
.placeholder p:last-child, .panel > p:last-child { margin-bottom: 0; }
.pending { color: var(--iq-blue-light); font-size: 13px; }
.facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin: 24px 0 0; }
.facts dt, .stats-grid dt { color: var(--iq-text); font-size: 14px; margin-bottom: 6px; }
.facts dd, .stats-grid dd { color: var(--iq-muted); margin: 0; }
.stats-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin: 0; }
.stats-grid > div { background: var(--iq-surface2); border: 1px solid var(--iq-border); border-radius: 10px; padding: 20px; }
.stats-grid dd { font-size: 18px; color: var(--iq-blue-light); }
.pre-hackathon-impact { margin-top: 20px; }
.impact-charts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 20px; }
.impact-chart-card { margin: 0; padding: 20px; }
.impact-chart-card p { font-size: 13px; }
.impact-chart-layout { display: flex; align-items: center; gap: 14px; }
.pie-chart { flex: 0 0 116px; width: 116px; aspect-ratio: 1; border-radius: 50%; }
.chart-legend { flex: 1; min-width: 0; list-style: none; margin: 0; padding: 0; font-size: 12px; color: var(--iq-muted); }
.chart-legend li { display: grid; grid-template-columns: 10px minmax(0, 1fr) auto; align-items: center; gap: 6px; margin: 6px 0; }
.chart-legend strong { color: var(--iq-text); white-space: nowrap; }
.legend-swatch { width: 10px; height: 10px; border-radius: 2px; background: var(--slice-color); }
.livestream-list { display: grid; gap: 16px; }
.livestream-card { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(220px, 1fr); align-items: center; gap: 24px; }
.livestream-video { position: relative; aspect-ratio: 16 / 9; overflow: hidden; border-radius: 8px; background: #000; }
.livestream-video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.livestream-details .facts { margin: 12px 0; }
.livestream-details p:last-child { margin-bottom: 0; }
.gallery-controls { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 16px; }
.gallery-controls[hidden] { display: none; }
.gallery-controls .btn { font-family: inherit; cursor: pointer; }
.gallery-track { display: flex; gap: 16px; overflow-x: auto; overscroll-behavior-x: contain; scroll-snap-type: x mandatory; padding: 4px 4px 12px; }
.gallery-track a { flex: 0 0 min(78%, 360px); scroll-snap-align: start; border: 1px solid var(--iq-border); border-radius: 12px; overflow: hidden; background: var(--iq-surface2); }
.gallery-track img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: contain; }
.source-note { font-size: 13px; }
.site-footer { display: flex; justify-content: center; flex-wrap: wrap; gap: 20px; padding: 24px 20px; border-top: 1px solid var(--iq-border); font-size: 13px; }
.site-footer p { flex-basis: 100%; text-align: center; margin: 0; }
@media (max-width: 900px) {
  .edition-grid { grid-template-columns: 1fr; }
  .impact-charts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 600px) {
  .page { padding-top: 24px; }
  .panel { padding: 20px; }
  .hero { grid-template-columns: 1fr; }
  .hero-flyer { max-width: min(100%, 280px); }
  .livestream-card { grid-template-columns: 1fr; gap: 16px; }
  .content-grid, .stats-grid, .facts, .impact-charts { grid-template-columns: 1fr; }
}