:root {
  --bg: #080b14;
  --card: rgba(255,255,255,.11);
  --card-strong: rgba(255,255,255,.18);
  --text: #ffffff;
  --muted: rgba(255,255,255,.72);
  --line: rgba(255,255,255,.23);
  --shadow: 0 30px 90px rgba(0,0,0,.45);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(circle at 20% 15%, #263b80, transparent 32%), radial-gradient(circle at 90% 30%, #8b184c, transparent 35%), var(--bg);
  color: var(--text);
  display: grid;
  place-items: center;
  padding: 24px;
}
.banner {
  width: min(1120px, 100%);
  min-height: min(680px, calc(100vh - 48px));
  border: 1px solid var(--line);
  border-radius: 32px;
  background: linear-gradient(135deg, rgba(255,255,255,.12), rgba(255,255,255,.04));
  box-shadow: var(--shadow);
  overflow: hidden;
  display: grid;
  grid-template-rows: 1fr auto;
  backdrop-filter: blur(18px);
}
.stage {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 28px;
  align-items: center;
  padding: clamp(22px, 5vw, 64px);
}
.media-wrap {
  position: relative;
  min-height: 420px;
  display: grid;
  place-items: center;
}
.media-wrap img {
  width: min(520px, 100%);
  aspect-ratio: 1.15;
  object-fit: cover;
  border-radius: 28px;
  border: 1px solid var(--line);
  box-shadow: 0 24px 60px rgba(0,0,0,.38);
  transform: translateY(0) scale(1);
  opacity: 1;
  transition: opacity .45s ease, transform .45s ease;
}
.media-wrap img.switching { opacity: 0; transform: translateY(14px) scale(.985); }
.glow {
  position: absolute;
  width: 54%;
  aspect-ratio: 1;
  border-radius: 999px;
  background: rgba(255,255,255,.20);
  filter: blur(70px);
  z-index: -1;
}
.content-card, .year-card {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 26px;
  box-shadow: 0 18px 50px rgba(0,0,0,.22);
}
.content-card {
  padding: clamp(24px, 4vw, 46px);
  min-height: 360px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.kicker {
  margin: 0 0 14px;
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: 13px;
  color: var(--muted);
  font-weight: 800;
}
h1 {
  margin: 0;
  font-size: clamp(36px, 5.8vw, 70px);
  line-height: .95;
  letter-spacing: -.06em;
}
.text {
  margin: 22px 0 0;
  color: var(--muted);
  font-size: clamp(16px, 2.1vw, 20px);
  line-height: 1.55;
}
.cta {
  margin-top: 28px;
  width: fit-content;
  border: 0;
  border-radius: 999px;
  padding: 13px 22px;
  font-weight: 800;
  cursor: pointer;
  color: #09101f;
  background: #fff;
}
.year-card {
  position: absolute;
  left: clamp(24px, 5vw, 70px);
  top: clamp(22px, 5vw, 58px);
  padding: 16px 20px;
  min-width: 128px;
  background: var(--card-strong);
}
.year-card span { display: block; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .16em; }
.year-card strong { font-size: 34px; letter-spacing: -.04em; }
.timeline-bar {
  display: grid;
  grid-template-columns: auto auto auto 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 18px;
  border-top: 1px solid var(--line);
  background: rgba(0,0,0,.20);
}
.control {
  height: 42px;
  min-width: 42px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.08);
  color: #fff;
  cursor: pointer;
  font-size: 24px;
}
.control.wide { min-width: 76px; font-size: 13px; font-weight: 800; }
.progress-shell {
  height: 8px;
  background: rgba(255,255,255,.14);
  border-radius: 999px;
  overflow: hidden;
}
.progress {
  width: 0%;
  height: 100%;
  background: #fff;
  border-radius: inherit;
}
.dots { display: flex; gap: 8px; }
.dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.6);
  background: transparent;
  cursor: pointer;
}
.dot.active { background: #fff; }
@media (max-width: 780px) {
  body { padding: 10px; }
  .banner { min-height: calc(100vh - 20px); border-radius: 22px; }
  .stage { grid-template-columns: 1fr; padding: 20px; gap: 16px; }
  .media-wrap { min-height: 250px; padding-top: 56px; }
  .content-card { min-height: unset; border-radius: 20px; }
  .year-card { left: 20px; top: 20px; }
  .timeline-bar { grid-template-columns: auto auto auto 1fr; }
  .dots { grid-column: 1 / -1; justify-content: center; }
}