:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #f4f6fb;
  background: #090e1a;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* { box-sizing: border-box; }

body {
  --accent: #8b5cf6;
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(ellipse at 80% 18%, color-mix(in srgb, var(--accent) 20%, transparent), transparent 36rem),
    linear-gradient(145deg, #0b1222, #101329 58%, #11101d);
}

a { color: inherit; }
a:focus-visible { outline: 3px solid #fff; outline-offset: 4px; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px max(24px, calc((100vw - 1160px) / 2));
  border-bottom: 1px solid #ffffff18;
}

.brand {
  color: #fff;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: .02em;
  text-decoration: none;
}

.brand span {
  margin-left: 8px;
  color: #b7c0d3;
  font-size: .72rem;
  letter-spacing: .14em;
}

.back-link {
  color: #d7dced;
  font-size: .92rem;
  text-decoration: none;
}

.back-link:hover { color: #fff; }

.page-shell {
  width: min(1160px, calc(100% - 48px));
  margin: 0 auto;
}

.breadcrumbs {
  padding: 24px 0 0;
  color: #aab4c9;
  font-size: .86rem;
}

.breadcrumbs a { color: #dfe5f2; text-decoration: none; }
.breadcrumbs a:hover { text-decoration: underline; }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, .92fr);
  align-items: start;
  gap: clamp(32px, 6vw, 76px);
  padding: 40px 0 54px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  color: #d9d6ff;
  font-size: .76rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  content: "";
  box-shadow: 0 0 16px var(--accent);
}

h1 {
  max-width: 680px;
  margin: 0;
  font-size: clamp(2.5rem, 6vw, 4.8rem);
  line-height: .99;
  letter-spacing: -.055em;
}

.lede {
  max-width: 620px;
  margin: 22px 0 0;
  color: #bdc5d6;
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  line-height: 1.7;
}

.actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 30px;
}

.start-button {
  display: inline-flex;
  min-width: 142px;
  min-height: 54px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 25px;
  border: 1px solid color-mix(in srgb, var(--accent) 82%, white);
  border-radius: 14px;
  background: var(--accent);
  box-shadow: 0 12px 32px color-mix(in srgb, var(--accent) 34%, transparent);
  color: #fff;
  font-size: 1rem;
  font-weight: 800;
  text-decoration: none;
  transition: transform .18s ease, filter .18s ease;
}

.start-button:hover { filter: brightness(1.12); transform: translateY(-2px); }
.start-button::after { content: "↗"; font-size: 1.1rem; }

.external-note {
  color: #98a3ba;
  font-size: .85rem;
}

.artwork {
  position: relative;
  margin: 0;
  padding: 10px;
  overflow: hidden;
  border: 1px solid #ffffff30;
  border-radius: 27px;
  background: #ffffff10;
  box-shadow: 0 32px 80px #0006, 0 0 70px color-mix(in srgb, var(--accent) 20%, transparent);
}

.artwork img {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  border-radius: 19px;
  object-fit: cover;
}

.details {
  display: grid;
  grid-template-columns: .7fr 1.3fr;
  gap: 36px;
  margin: 0 0 44px;
  padding: 30px;
  border: 1px solid #ffffff1c;
  border-radius: 22px;
  background: #ffffff08;
}

.details h2 {
  margin: 0;
  font-size: 1.35rem;
  letter-spacing: -.02em;
}

.details p {
  margin: 10px 0 0;
  color: #aeb8cb;
  line-height: 1.7;
}

.highlights {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.highlights li {
  min-height: 92px;
  padding: 16px;
  border: 1px solid #ffffff18;
  border-radius: 14px;
  background: #ffffff08;
  color: #e1e6f1;
  font-size: .92rem;
  line-height: 1.5;
}

.hosting-note {
  margin: 0 0 38px;
  color: #929db4;
  font-size: .88rem;
  line-height: 1.6;
}

footer {
  padding: 22px 24px;
  border-top: 1px solid #ffffff18;
  color: #8d98af;
  text-align: center;
  font-size: .84rem;
}

footer a { color: #d7dced; }

@media (max-width: 760px) {
  .topbar { padding: 17px 20px; }
  .page-shell { width: min(100% - 36px, 560px); }
  .hero { grid-template-columns: 1fr; gap: 34px; padding: 34px 0 38px; }
  .artwork { max-width: 520px; }
  .details { grid-template-columns: 1fr; gap: 16px; padding: 22px; }
  .highlights { grid-template-columns: 1fr; }
  .highlights li { min-height: 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}