:root {
  --bg: #f3efe6;
  --paper: #fffdf8;
  --ink: #1e2a25;
  --muted: #61706a;
  --line: #d6d0c4;
  --brand: #0e6b54;
  --brand-soft: #dff2eb;
  --shadow: 0 18px 50px rgba(22, 33, 28, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Noto Serif SC", "Source Han Serif SC", "PingFang SC", "Microsoft YaHei", serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top right, rgba(14, 107, 84, 0.1), transparent 28%),
    linear-gradient(180deg, #f6f1e8 0%, #f1ebdf 100%);
}

a {
  color: var(--brand);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.site-shell {
  width: min(1080px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 32px 0 56px;
}

.site-shell--compact {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero,
.doc-header,
.card,
.doc-card {
  background: rgba(255, 253, 248, 0.92);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}

.hero {
  padding: 44px 32px;
  border-radius: 28px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--brand);
  letter-spacing: 0.16em;
  font-size: 12px;
  font-weight: 700;
}

.hero h1,
.doc-header h1 {
  margin: 0;
  font-size: clamp(32px, 4vw, 56px);
  line-height: 1.1;
}

.hero-text {
  margin: 18px 0 0;
  max-width: 760px;
  font-size: 18px;
  line-height: 1.8;
  color: var(--muted);
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.card {
  border-radius: 24px;
  padding: 28px 24px;
}

.card h2,
.doc-card h2 {
  margin: 0 0 16px;
  font-size: 24px;
}

.nav-card {
  background: linear-gradient(180deg, #f8fffc 0%, #eef8f4 100%);
}

.nav-link {
  display: block;
  padding: 14px 16px;
  margin-top: 12px;
  border-radius: 14px;
  background: var(--brand-soft);
  font-weight: 700;
}

.plain-list {
  margin: 0;
  padding-left: 18px;
  line-height: 1.9;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 4px 0;
  color: var(--muted);
  font-size: 14px;
}

.doc-shell {
  width: min(920px, calc(100vw - 32px));
}

.doc-header {
  border-radius: 28px 28px 18px 18px;
  padding: 28px 32px 24px;
}

.back-link {
  display: inline-block;
  margin-bottom: 18px;
  font-size: 14px;
  font-weight: 700;
}

.doc-meta {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.doc-card {
  margin-top: 14px;
  padding: 28px 32px 36px;
  border-radius: 18px 18px 28px 28px;
}

.doc-card section + section {
  margin-top: 30px;
  padding-top: 24px;
  border-top: 1px dashed var(--line);
}

.doc-card p,
.doc-card li {
  font-size: 17px;
  line-height: 1.95;
  color: #2d3934;
}

.doc-card ul {
  margin: 0;
  padding-left: 22px;
}

.lead {
  font-size: 18px;
}

.entry-card {
  width: min(560px, 100%);
  margin: 0 auto;
  padding: 42px 28px;
  text-align: center;
  background: rgba(255, 253, 248, 0.94);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}

.entry-card h1 {
  margin: 0;
  font-size: clamp(30px, 5vw, 48px);
  line-height: 1.15;
}

.entry-actions {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 28px;
}

.entry-button {
  display: block;
  padding: 16px 20px;
  border-radius: 16px;
  background: linear-gradient(180deg, #f8fffc 0%, #eef8f4 100%);
  border: 1px solid rgba(14, 107, 84, 0.16);
  color: var(--brand);
  font-size: 18px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.entry-button:hover {
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(14, 107, 84, 0.1);
}

.record-footer {
  margin-top: 28px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}

.record-line {
  margin: 8px 0 0;
}

.record-line a {
  color: var(--muted);
}

@media (max-width: 840px) {
  .content-grid {
    grid-template-columns: 1fr;
  }

  .footer {
    flex-direction: column;
  }

  .hero,
  .doc-header,
  .doc-card,
  .card,
  .entry-card {
    padding-left: 20px;
    padding-right: 20px;
  }
}