:root {
  --bg: #f3f5f1;
  --card: #ffffff;
  --ink: #1c241c;
  --muted: #6b756c;
  --line: #d8ddd6;
  --accent: #3d5a3d;
  --accent-soft: #e8efe6;
  --radius: 10px;
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.55;
  -webkit-text-size-adjust: 100%;
}

.hero {
  padding: 2rem 1.15rem 1.35rem;
  background:
    radial-gradient(ellipse 90% 70% at 10% -10%, rgba(61, 90, 61, 0.12), transparent 55%),
    linear-gradient(180deg, #e4ebe2 0%, var(--bg) 100%);
}

.hero h1 {
  margin: 0;
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.35;
}

.hero .lead {
  margin: 0.75rem 0 0;
  max-width: 28rem;
  font-size: 0.92rem;
  color: var(--muted);
}

.main {
  padding: 0.35rem 1rem 1.5rem;
  max-width: 40rem;
  margin: 0 auto;
}

.intro {
  margin: 0 0 1.1rem;
  padding: 1rem 1.05rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.intro h2 {
  margin: 0 0 0.45rem;
  font-size: 1rem;
  font-weight: 650;
}

.intro p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.entries {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.entry {
  display: block;
  padding: 1rem 1.05rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.entry:hover,
.entry:focus {
  border-color: var(--accent);
  background: var(--accent-soft);
  outline: none;
}

.entry-name {
  display: block;
  font-size: 1.05rem;
  font-weight: 650;
  color: var(--accent);
}

.entry-desc {
  display: block;
  margin-top: 0.28rem;
  font-size: 0.82rem;
  color: var(--muted);
}

@media (min-width: 640px) {
  .hero {
    padding: 2.75rem 1.75rem 1.75rem;
  }

  .hero h1 {
    font-size: 1.85rem;
  }

  .main {
    padding-top: 0.75rem;
  }
}