:root {
  color-scheme: light;
  --paper: #f6f5eb;
  --ink: #172c23;
  --muted: #4a5d52;
  --line: #c6cec0;
  --moss: #397052;
  --lime: #e1f585;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: system-ui, "PingFang SC", "Microsoft YaHei", sans-serif;
}

.page {
  width: min(100% - 72px, 1160px);
  min-height: 100vh;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
}

.masthead, .footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.masthead {
  min-height: 96px;
  border-bottom: 1px solid var(--line);
}

.brand, .status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand {
  font-size: 19px;
  font-weight: 750;
  letter-spacing: -0.04em;
}

.brand img { display: block; }

.status {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 13px;
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--moss);
}

.hero {
  flex: 1;
  display: grid;
  grid-template-columns: 1.12fr 1fr;
  align-items: center;
  gap: clamp(24px, 6vw, 84px);
  padding-block: clamp(62px, 12vh, 138px);
}

.eyebrow {
  margin: 0 0 21px;
  color: var(--moss);
  font-size: 14px;
  font-weight: 650;
  letter-spacing: 0.11em;
}

h1 {
  margin: 0;
  font-size: clamp(40px, 5.5vw, 79px);
  font-weight: 780;
  letter-spacing: -0.065em;
  line-height: 1.16;
}

.period { color: var(--moss); }

.intro {
  max-width: 30em;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(16px, 1.65vw, 19px);
  line-height: 1.9;
}

.note {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.art {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 1.12;
  overflow: hidden;
  border-radius: 22px;
  background-color: #234235;
  background-image: radial-gradient(#799181 1px, transparent 1px);
  background-size: 20px 20px;
}

.art-card {
  position: absolute;
  display: grid;
  place-items: center;
  width: 44%;
  aspect-ratio: 1;
  border: 1px solid var(--ink);
  border-radius: 22%;
}

.art-card-back {
  background: #9aaeb0;
  transform: translate(-25%, -18%) rotate(-17deg);
}

.art-card-middle {
  background: #c8e3a7;
  transform: translate(0, 2%) rotate(-5deg);
}

.art-card-front {
  background: var(--lime);
  transform: translate(24%, 22%) rotate(10deg);
  box-shadow: 0 10px 25px #172c2350;
}

.art-card-front svg { width: 67%; }

.footer {
  min-height: 73px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 740px) {
  .page { width: min(100% - 40px, 560px); }

  .masthead { min-height: 75px; }

  .brand { gap: 8px; font-size: 17px; }

  .brand img { width: 32px; height: 32px; }

  .hero {
    grid-template-columns: 1fr;
    gap: 34px;
    padding-block: 50px 42px;
  }

  h1 { font-size: clamp(37px, 9vw, 57px); }

  .intro { margin-top: 20px; }

  .art { aspect-ratio: 1.4; border-radius: 17px; }
}