body {
  margin: 0;
  background: #e6edf4;
  color: #253340;
  font-family: 'Segoe UI', system-ui, sans-serif;
  line-height: 1.6;
}
a { color: #2c6b57; text-decoration: none; }
a:hover { text-decoration: underline; }
.page {
  width: min(1120px, calc(100% - 24px));
  margin: 0 auto;
  padding: 0 0 36px;
}
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 20px;
  border-radius: 0 0 12px 12px;
  background: linear-gradient(180deg, #2b5b84 0%, #25507d 100%);
  border-bottom: 4px solid #3a9d5d;
  color: #fff;
  box-shadow: 0 10px 28px rgba(20, 43, 69, 0.18);
}
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}
.logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
}
.brand-copy { display: grid; }
.brand-name { font-size: 1.65rem; font-weight: 800; line-height: 1.05; }
.brand-subtitle { font-size: 0.9rem; color: rgba(255, 255, 255, 0.8); }
.toplink { color: #fff; font-weight: 700; }
.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 4px 0;
}
.site-nav a {
  display: inline-flex;
  padding: 7px 11px;
  border-radius: 999px;
  color: #215144;
  background: rgba(244, 251, 246, 0.9);
  border: 1px solid #b8d5c1;
}
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(280px, 0.9fr);
  gap: 18px;
  margin-top: 18px;
}
.panel {
  background: #fff;
  border: 1px solid #c9d8e4;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(32, 51, 72, 0.08);
}
.hero-main, .hero-side, .section, .card, .stat, .table-card, .notice {
  padding: 22px;
}
.hero-main {
  border-top: 5px solid #3a9d5d;
  background: linear-gradient(180deg, #fff 0%, #f7fbff 100%);
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-radius: 999px;
  background: #edf7f0;
  color: #2c6b57;
  border: 1px solid #b8d5c1;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.82rem;
  font-weight: 800;
}
.lead {
  font-size: 1.12rem;
  color: #486176;
  max-width: 70ch;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 12px;
  font-weight: 750;
  border: 1px solid transparent;
}
.button.primary {
  background: linear-gradient(135deg, #2b5b84, #2c6b57);
  color: #fff;
}
.button.secondary {
  background: #fff;
  color: #2c6b57;
  border-color: #b8d5c1;
}
.hero-side { display: grid; gap: 14px; }
.stat { border-left: 4px solid #3a9d5d; }
.stat h2 { margin: 0 0 8px; color: #24425f; font-size: 1.12rem; }
.stat p { margin: 0; color: #49685a; }
.stack, .grid-2, .grid-3, .grid-4 {
  display: grid;
  gap: 18px;
  margin-top: 18px;
}
.stack { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.section { margin-top: 20px; }
.section h2, .panel h1 { margin: 0 0 12px; color: #24425f; }
.card, .command { background: #fff; border: 1px solid #d7e2eb; border-radius: 12px; }
.card h3 { margin: 0 0 8px; color: #2c6b57; font-size: 1.08rem; }
.card p, .section p, .section li, .footer, .notice span { color: #54697b; }
.code {
  margin: 0;
  padding: 16px 18px;
  overflow-x: auto;
  border-radius: 12px;
  background: #f8fcf9;
  border: 1px solid #d7e7de;
  color: #23384d;
}
.table-card, .notice {
  border: 1px solid #d7e7de;
  background: #fff;
  border-radius: 12px;
}
.table-wrap { overflow-x: auto; }
.table {
  width: 100%;
  border-collapse: collapse;
}
.table th, .table td {
  padding: 14px 12px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid #dbe9e0;
}
.table th { background: #eff8f2; color: #275d4b; border-bottom: 2px solid #3a9d5d; }
.notice {
  display: grid;
  gap: 8px;
  padding: 18px 20px;
  background: #f7fbf8;
}
.notice strong { color: #2c6b57; }
.footer {
  margin-top: 18px;
  padding: 18px 4px 0;
  font-size: 0.95rem;
}
@media (max-width: 960px) {
  .hero, .stack, .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .topbar { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 640px) {
  .page { width: min(100% - 18px, 1120px); }
  .hero-main, .hero-side, .section, .card, .stat, .table-card, .notice { padding: 18px; }
  .actions { flex-direction: column; }
}