:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --text: #1a1d21;
  --muted: #5c6570;
  --subtle: #8a939e;
  --border: #e2e6eb;
  --accent: #1d4f91;
  --accent-soft: #e8f0fa;
  --info-bg: #eef5fc;
  --info-border: #c5daf0;
  --warn-bg: #fff8e8;
  --warn-border: #f0d9a0;
  --warn-text: #6b4e12;
  --pii-bg: #fdeeee;
  --pii-text: #9b2c2c;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  font-size: 16px;
}
.wrap { max-width: 920px; margin: 0 auto; padding: 32px 20px 72px; }
h1 { font-size: 1.85rem; font-weight: 650; letter-spacing: -0.02em; margin: 0; line-height: 1.25; }
h2 { font-size: 1.35rem; font-weight: 650; margin: 0 0 12px; letter-spacing: -0.01em; }
h3 { font-size: 1rem; font-weight: 600; margin: 0 0 8px; }
p { margin: 0 0 12px; }
p:last-child { margin-bottom: 0; }
.muted { color: var(--muted); }
.subtle { color: var(--subtle); font-size: 0.875rem; }
.preheader { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.preheader img { width: 28px; height: 24px; display: block; }
.preheader span,
.preheader a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.02em;
  text-decoration: none;
}
.preheader a:hover { color: var(--accent); }
.back { display: inline-block; font-size: 0.875rem; }
.footer .back { margin-bottom: 10px; }
.section { margin-top: 36px; }
.stack { display: flex; flex-direction: column; gap: 10px; }
.bullets { margin: 0; padding-left: 1.1rem; }
.bullets li { margin-bottom: 8px; }
.callout {
  border-radius: 10px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  background: var(--surface);
}
.callout.info { background: var(--info-bg); border-color: var(--info-border); }
.callout.warn { background: var(--warn-bg); border-color: var(--warn-border); color: var(--warn-text); }
.callout strong { display: block; margin-bottom: 6px; font-size: 0.9rem; }
.callout p { font-size: 0.92rem; }
.roles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 12px;
}
@media (max-width: 720px) { .roles { grid-template-columns: 1fr; } }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
}
a.card {
  display: block;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
a.card:hover {
  border-color: #b8c7db;
  box-shadow: 0 1px 0 rgba(29, 79, 145, 0.06);
}
a.card h3 { color: var(--accent); }
.proposal-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
}
.pills { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.pill {
  display: inline-flex;
  font-size: 0.75rem;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid transparent;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}
table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  font-size: 0.875rem;
}
th, td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
th { background: #eef1f5; font-weight: 600; color: var(--muted); font-size: 0.8rem; }
tr:last-child td, tr:last-child th { border-bottom: none; }
tbody tr:nth-child(even) td { background: #fafbfc; }
.matrix-wrap { overflow-x: auto; border-radius: 10px; margin-top: 12px; }
.matrix th { text-align: center; white-space: nowrap; }
.matrix th:first-child { text-align: left; }
.matrix td.c { text-align: center; color: var(--accent); font-size: 0.95rem; }
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.82em;
  color: var(--muted);
}
details.area {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 10px;
  overflow: hidden;
}
details.area > summary {
  cursor: pointer;
  list-style: none;
  padding: 12px 16px;
  font-weight: 600;
  font-size: 0.95rem;
}
details.area > summary::-webkit-details-marker { display: none; }
details.area > summary::before {
  content: "›";
  display: inline-block;
  width: 1rem;
  color: var(--subtle);
  transition: transform 0.15s ease;
}
details.area[open] > summary::before { transform: rotate(90deg); }
details.area table { border: none; border-radius: 0; border-top: 1px solid var(--border); }
a { color: var(--accent); }
hr { border: none; border-top: 1px solid var(--border); margin: 36px 0; }
.footer { color: var(--subtle); font-size: 0.8rem; margin-top: 28px; }