:root {
  color-scheme: dark;
  --ink: #f3f8ff;
  --muted: #b6c9e0;
  --line: #2a4260;
  --bg: #07101d;
  --accent: #6be5ff;
  font-family: "Avenir Next", Avenir, "Segoe UI", system-ui, sans-serif;
  line-height: 1.5;
}
*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; color: var(--ink); background: var(--bg); }
a { color: inherit; text-underline-offset: .24em; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; }
p, h1, h2, h3, dl, dd { margin: 0; }
.shell { width: min(100% - 3rem, 70rem); margin-inline: auto; }
.eyebrow {
  color: var(--accent);
  font-size: .78rem;
  font-weight: 750;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.skip-link { position: absolute; top: .5rem; left: .5rem; padding: .8rem; background: var(--bg); z-index: 5; transform: translateY(-180%); }
.skip-link:focus { transform: translateY(0); }
.site-header { border-bottom: 1px solid var(--line); }
.site-header .shell { display: flex; gap: .85rem; align-items: center; padding-block: 1.1rem; }
.site-header p { font-size: .82rem; font-weight: 680; letter-spacing: .045em; }
.brand-mark { flex: none; width: .72rem; height: .72rem; background: var(--accent); transform: rotate(45deg); }
.hero { display: grid; grid-template-columns: 1.05fr 1fr; align-items: center; gap: 1.8rem; padding-block: clamp(1.5rem, 5vw, 4rem); }
.hero-art {
  display: block;
  width: 100%;
  height: auto;
  mask-image: radial-gradient(ellipse 72% 77% at center, black 58%, transparent 99%);
}
h1 { margin-top: .9rem; max-width: 10ch; font-size: clamp(2.65rem, 6.35vw, 5.6rem); line-height: .98; letter-spacing: -.055em; }
h1 span { display: block; margin-bottom: .45em; color: var(--accent); font-size: .37em; letter-spacing: .095em; }
.theme { margin-top: 1.35rem; max-width: 30ch; color: var(--muted); font-size: clamp(1rem, 2.2vw, 1.24rem); }
.event-info { margin-top: 1.75rem; display: flex; flex-wrap: wrap; gap: .85rem 1.7rem; }
.event-info dt { color: var(--muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .11em; }
.event-info dd { margin-top: .2rem; font-size: .92rem; font-weight: 680; }
.day-1 { --accent: #6be5ff; }
.day-2 { --accent: #a5c8ff; }
.day-3 { --accent: #67f0db; }
.day-nav { position: sticky; top: 0; z-index: 2; background: #0b1627; border-block: 1px solid var(--line); }
.day-links { display: grid; grid-template-columns: repeat(3, 1fr); }
.day-links a {
  min-width: 0; display: flex; align-items: center; gap: clamp(.4rem, 2vw, 1rem);
  padding: .8rem 1rem; text-decoration: none; border-left: 1px solid var(--line);
}
.day-links a:last-child { border-right: 1px solid var(--line); }
.day-links a:hover, .day-links a:focus-visible { background: #162a43; }
.day-links a:focus-visible { outline-offset: -3px; }
.nav-index { color: var(--accent); font-size: clamp(1.25rem, 3.5vw, 2.25rem); line-height: 1; font-weight: 800; }
.day-links strong, .day-links small { display: block; }
.day-links strong { font-size: .9rem; }
.day-links small { color: var(--muted); font-size: .75rem; }
.schedule-intro { display: flex; justify-content: space-between; flex-wrap: wrap; gap: .4rem 1rem; padding-block: 2rem .5rem; }
.schedule-intro > p:last-child { color: var(--muted); font-size: .83rem; }
.day { scroll-margin-top: 6.5rem; padding-block: 1.9rem 3.6rem; }
.day + .day { border-top: 1px solid var(--line); padding-top: 2.5rem; }
.day-head { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: .6rem 1.4rem; padding-bottom: 1.4rem; border-bottom: 1px solid var(--line); }
.date-block { grid-column: 1 / -1; display: flex; align-items: center; gap: .8rem; }
.date-block time { color: var(--muted); font-size: .87rem; }
.day-number { font-weight: 800; font-size: 2.6rem; color: var(--accent); line-height: 1; }
h2 { font-size: clamp(1.65rem, 4vw, 3.05rem); letter-spacing: -.035em; line-height: 1.1; }
.poster-link { color: var(--accent); font-size: .84rem; padding-block: .35rem; }
.timeline { margin: 0; padding: .8rem 0 0; list-style: none; }
.timeline > li { display: grid; grid-template-columns: 11.6rem 1fr; gap: 1.25rem; padding-block: 1.05rem; }
.when { position: relative; padding-left: 1.1rem; color: var(--accent); font-size: .87rem; line-height: 1.7; font-variant-numeric: tabular-nums; font-weight: 680; }
.when::before { content: ""; position: absolute; left: 0; top: .68em; width: .38rem; height: .38rem; border-radius: 50%; background: currentColor; }
.session-body h3 { font-size: 1.15rem; line-height: 1.35; font-weight: 700; }
.people { display: flex; flex-wrap: wrap; gap: .2rem 1.35rem; padding: 0; margin: .38rem 0 0; list-style: none; color: var(--muted); font-size: .91rem; }
.people span { margin-right: .2em; color: var(--accent); font-size: .7rem; font-weight: 750; text-transform: uppercase; letter-spacing: .07em; }
.timeline > .pause { padding-block: .72rem; }
.pause .session-body { display: flex; align-items: center; gap: 1rem; }
.pause .session-body::after { content: ""; height: 1px; flex: 1; background: var(--line); }
.pause .when::before, .workshop .when::before { border-radius: 0; transform: rotate(45deg); }
.pause h3 { color: var(--accent); font-size: .8rem; text-transform: uppercase; letter-spacing: .11em; }
.stations { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .6rem 1.4rem; margin: .75rem 0 0; padding-left: 1.35rem; color: var(--muted); }
.stations li { padding-left: .3rem; }
.stations li::marker { color: var(--accent); font-weight: 750; }
.site-footer { border-top: 1px solid var(--line); }
.site-footer .shell { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem; padding-block: 1.8rem; color: var(--muted); font-size: .9rem; }
.site-footer strong { color: var(--ink); }
@media (max-width: 720px) {
  .shell { width: calc(100% - 2rem); }
  .hero { gap: .65rem; grid-template-columns: 1fr; }
  .hero-art { grid-row: 1; width: min(100%, 23rem); justify-self: center; }
  h1 { max-width: none; }
  h1 span { font-size: .5em; }
  .theme { max-width: none; }
  .event-info { margin-top: 1.1rem; }
  .day-links { width: 100%; }
  .day-links a { justify-content: center; text-align: center; padding: .6rem .25rem; min-height: 3.2rem; }
  .day-links strong { font-size: .77rem; }
  .day-links small, .nav-index { display: none; }
  .day { scroll-margin-top: 4.3rem; }
  .day-head { grid-template-columns: 1fr; }
  .poster-link { justify-self: start; }
  .timeline > li { grid-template-columns: 1fr; gap: .22rem; padding-block: .85rem; }
  .session-body { padding-left: 1.1rem; }
  .session-body h3 { font-size: 1.05rem; }
  .pause h3 { font-size: .78rem; }
  .stations { grid-template-columns: 1fr; }
}
@media print {
  :root { --bg: white; --ink: #111; --muted: #333; --line: #b3b3b3; }
  .day-1, .day-2, .day-3, .hero, .schedule-intro { --accent: #173e63; }
  .day-nav, .hero-art, .poster-link, .site-footer { display: none; }
  .hero { display: block; padding-block: 1rem; }
  h1 { font-size: 2.7rem; max-width: none; }
  .day + .day { break-before: page; }
  .day-head, .timeline > li { break-inside: avoid; }
}