:root {
  color-scheme: light;
  font-family: "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  background: #f4f0e8;
  color: #1e2b2d;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top right, rgba(191, 121, 80, .2), transparent 30rem),
    linear-gradient(135deg, #f8f5ee, #ebe5d9);
}

.shell {
  width: min(1100px, calc(100% - 32px));
  margin: 0 auto;
  padding: 64px 0 72px;
}

.hero {
  border-left: 5px solid #a94e34;
  padding: 8px 0 12px 28px;
}

.eyebrow {
  margin: 0 0 10px;
  color: #a94e34;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .18em;
}

h1, h2, h3 { font-family: Georgia, "Microsoft YaHei", serif; }

h1 {
  margin: 0;
  font-size: clamp(40px, 7vw, 76px);
  line-height: .98;
  letter-spacing: -.05em;
}

h1 span { color: #476162; }

.intro {
  max-width: 620px;
  margin: 22px 0 0;
  color: #526365;
  font-size: 17px;
  line-height: 1.8;
}

.archive { margin-top: 68px; }

.archive-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
}

h2 { margin: 0; font-size: 30px; }
.summary { margin: 0; color: #6f7b78; }
.weeks { display: grid; gap: 14px; }

.week-card, .empty {
  padding: 24px;
  border: 1px solid rgba(71, 97, 98, .2);
  border-radius: 20px;
  background: rgba(255, 255, 255, .72);
  box-shadow: 0 12px 32px rgba(55, 69, 67, .08);
}

.week-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #72807d;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .14em;
}

.latest {
  border-radius: 999px;
  padding: 5px 9px;
  background: #a94e34;
  color: white;
  letter-spacing: .08em;
}

h3 { margin: 14px 0 8px; font-size: 23px; }
.week-card p, .empty p { color: #61706f; line-height: 1.7; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }

.button {
  border-radius: 999px;
  padding: 11px 17px;
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

.primary { background: #28484b; color: white; }
.secondary { border: 1px solid #28484b; color: #28484b; }

@media (max-width: 640px) {
  .shell { padding-top: 36px; }
  .archive { margin-top: 44px; }
  .archive-heading { align-items: start; flex-direction: column; }
  .week-card, .empty { padding: 20px; border-radius: 16px; }
}