:root {
  --bg: #0e1116;
  --surface: #161b22;
  --text: #e6edf3;
  --muted: #9aa6b2;
  --accent: #ff8a3d;
  --accent-soft: rgba(255, 138, 61, 0.12);
  --line: rgba(255, 255, 255, 0.08);
  --maxw: 720px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

/* Hero */
.hero {
  padding: 6rem 1.5rem 5rem;
  text-align: center;
  background:
    radial-gradient(80% 60% at 50% 0%, var(--accent-soft), transparent 70%),
    var(--bg);
}
.hero__inner { max-width: var(--maxw); margin: 0 auto; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  color: var(--accent);
  margin: 0 0 0.75rem;
}
.hero h1 {
  font-size: clamp(2.6rem, 7vw, 4.2rem);
  line-height: 1.05;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}
.lead { color: var(--muted); font-size: 1.15rem; margin: 0 auto 2rem; max-width: 36rem; }

.btn {
  display: inline-block;
  padding: 0.8rem 1.6rem;
  border-radius: 999px;
  background: var(--accent);
  color: #1a1108;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px var(--accent-soft); }

/* Timeline */
.timeline {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 2rem 1.5rem 5rem;
}
.day {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 1.5rem;
  padding: 1.75rem 0;
  border-top: 1px solid var(--line);
}
.day:last-child { border-bottom: 1px solid var(--line); }
.day__marker { position: relative; }
.day__marker span {
  display: inline-block;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 0.35rem 0.6rem;
  border-radius: 8px;
}
.day__body h2 { margin: 0.1rem 0 0.4rem; font-size: 1.3rem; }
.day__body p { margin: 0; color: var(--muted); }
.day__body strong { color: var(--text); }

/* Footer */
.footer {
  text-align: center;
  padding: 2.5rem 1.5rem;
  color: var(--muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--line);
}
.footer a { color: var(--accent); text-decoration: none; }
.footer a:hover { text-decoration: underline; }

@media (max-width: 560px) {
  .day { grid-template-columns: 1fr; gap: 0.4rem; }
}