:root {
  color-scheme: light;
  --ink: #1e252b;
  --muted: #66727d;
  --paper: #f7f5ef;
  --panel: #ffffff;
  --line: #d9dfd8;
  --accent: #2f6f73;
  --accent-2: #a34f38;
  --shadow: 0 22px 70px rgba(37, 49, 43, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(135deg, rgba(47, 111, 115, 0.14), transparent 36%),
    linear-gradient(315deg, rgba(163, 79, 56, 0.12), transparent 42%),
    var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.7;
}

a {
  color: inherit;
}

.home {
  width: min(1040px, calc(100% - 32px));
  margin: 0 auto;
  padding: 56px 0 72px;
}

.hero {
  padding: 56px 0 42px;
}

.hero.compact {
  padding-top: 30px;
}

.eyebrow,
.card-kicker {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 14px;
  font-weight: 700;
}

h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(42px, 8vw, 86px);
  line-height: 1.05;
  font-weight: 850;
}

.lead {
  max-width: 650px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 20px;
}

.breadcrumb {
  color: var(--muted);
  font-size: 14px;
}

.breadcrumb a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.library,
.day-list {
  display: grid;
  gap: 16px;
  margin-top: 16px;
}

.group-card,
.day-row {
  display: grid;
  gap: 8px;
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
  text-decoration: none;
}

.group-card strong {
  font-size: 26px;
  line-height: 1.25;
}

.group-card span:last-child,
.day-row {
  color: var(--muted);
}

.group-card:hover,
.day-row:hover {
  border-color: rgba(47, 111, 115, 0.45);
  transform: translateY(-1px);
}

.day-row {
  grid-template-columns: 150px 1fr;
  align-items: center;
  color: var(--ink);
}

.day-row span {
  color: var(--accent-2);
  font-weight: 800;
}

.month-panel {
  margin-top: 24px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: var(--shadow);
}

.month-panel h2 {
  margin: 0 0 14px;
  font-size: 24px;
  line-height: 1.25;
}

.calendar {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 8px;
}

.calendar span,
.calendar a {
  min-height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.68);
  color: var(--muted);
  text-decoration: none;
  font-weight: 750;
}

.calendar .weekday {
  min-height: auto;
  border: 0;
  background: transparent;
  color: var(--accent);
  font-size: 12px;
}

.calendar .empty {
  border-style: dashed;
  opacity: 0.36;
}

.calendar a.has-page {
  color: var(--panel);
  background: var(--accent);
  border-color: var(--accent);
  position: relative;
}

.calendar a.has-page::after {
  content: "已生成";
  position: absolute;
  right: 5px;
  bottom: 3px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 9px;
  font-weight: 700;
}

@media (max-width: 680px) {
  .home {
    width: min(100% - 24px, 1040px);
    padding-top: 28px;
  }

  .hero {
    padding: 34px 0 28px;
  }

  .lead {
    font-size: 17px;
  }

  .day-row {
    grid-template-columns: 1fr;
  }

  .calendar {
    gap: 5px;
  }

  .calendar span,
  .calendar a {
    min-height: 38px;
    font-size: 13px;
  }

  .calendar a.has-page::after {
    display: none;
  }
}