:root {
  --bg: #0d1118;
  --surface: #151c26;
  --surface-strong: #1c2532;
  --stroke: #2b3645;
  --ink: #e8edf3;
  --ink-soft: #afbbc8;
  --accent: #4fc3a1;
  --accent-strong: #5ac8fa;
  --shadow: 0 20px 38px rgba(0, 0, 0, 0.28);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
  overflow-x: hidden;
}

.page-shell {
  min-height: 100vh;
  padding-bottom: 2rem;
}

main,
.site-header,
.site-footer {
  width: min(960px, calc(100% - 2.2rem));
  margin-inline: auto;
}

.site-header {
  padding: 4rem 0 1.8rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.8rem;
  color: var(--ink-soft);
}

h1,
h2,
h3 {
  font-family: "Newsreader", serif;
  line-height: 1.1;
  margin: 0;
}

h1 {
  font-size: clamp(2.35rem, 4vw, 3.8rem);
  margin-top: 0.3rem;
}

.headline {
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  margin: 0.7rem 0 0.5rem;
  color: var(--accent);
  font-weight: 800;
}

.summary {
  max-width: 64ch;
  font-size: 1rem;
  color: var(--ink-soft);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.5rem;
}

.btn {
  text-decoration: none;
  color: #09141d;
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 999px;
  padding: 0.62rem 1.1rem;
  font-weight: 800;
  transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(79, 195, 161, 0.22);
  background: #6bd5b5;
}

.btn-alt {
  background: transparent;
  color: var(--ink-soft);
  border-color: var(--stroke);
}

.btn-alt:hover {
  background: var(--surface-strong);
  color: var(--ink);
  box-shadow: none;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--stroke);
  box-shadow: var(--shadow);
  border-radius: 16px;
  padding: 1.35rem 1.2rem;
  margin: 0.9rem auto;
}

.panel h2 {
  font-size: 1.62rem;
  margin-bottom: 0.85rem;
}

.chip-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.chip-group {
  border-radius: 12px;
  border: 1px solid var(--stroke);
  background: var(--surface-strong);
  padding: 0.78rem 0.82rem;
}

.chip-group h3 {
  font-size: 1.08rem;
  margin-bottom: 0.3rem;
}

.chip-group p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.timeline {
  display: grid;
  gap: 0.9rem;
}

.timeline-item {
  border-left: 3px solid var(--accent-strong);
  padding: 0.2rem 0 0.2rem 0.85rem;
}

.timeline-item h3 {
  margin-top: 0.15rem;
  font-size: 1.15rem;
}

.time {
  margin: 0;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.timeline-item ul {
  margin: 0.55rem 0 0;
  padding-left: 1.05rem;
}

.timeline-item li {
  margin: 0.25rem 0;
  color: var(--ink-soft);
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.card-title {
  font-weight: 700;
  margin: 0.4rem 0 0.2rem;
}

.clean-list {
  list-style: none;
  margin: 0.35rem 0 0;
  padding: 0;
}

.clean-list li {
  padding: 0.3rem 0;
}

.site-footer {
  padding: 1.1rem 0 1.5rem;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.site-footer a {
  color: var(--accent);
  text-decoration-thickness: 1px;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 500ms ease, transform 500ms ease;
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 860px) {
  .chip-grid,
  .split {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 540px) {
  .site-header {
    padding-top: 3rem;
  }

  .cta-row {
    gap: 0.55rem;
  }

  .btn {
    padding: 0.58rem 0.96rem;
  }

  .panel {
    padding: 1.05rem 0.95rem;
  }
}