:root { --paper: #f6f1e6; --ink: #1a1a1a; --stamp: #9c2f2f; --line: #d9d0c0; }
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: "Iowan Old Style", Palatino, Georgia, serif;
}
.slip {
  width: min(820px, calc(100% - 28px));
  margin: 24px auto 48px;
  background: #fffdf8;
  border: 1px dashed #b7ad9c;
  padding: 22px 22px 36px;
}
.head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.stamp {
  border: 3px solid var(--stamp);
  color: var(--stamp);
  font-family: "Courier New", monospace;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 8px 10px;
  transform: rotate(-6deg);
  text-align: center;
  line-height: 1.15;
}
nav { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0; }
nav a {
  font-family: "Courier New", monospace;
  font-size: 13px;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 2px;
}
nav a.on { background: var(--ink); color: var(--paper); border: 0; padding: 2px 6px; }
h1 { font-size: 30px; font-weight: 600; margin: 8px 0 12px; }
p { font-size: 18px; line-height: 1.5; }
.ledger { width: 100%; border-collapse: collapse; font-family: "Courier New", ui-monospace, monospace; font-size: 15px; margin: 12px 0 18px; }
.ledger td { border-bottom: 1px dotted #c8bfae; padding: 6px 0; }
.ledger td:last-child { text-align: right; }
img { width: 100%; height: auto; display: block; filter: sepia(0.15); }
figure { margin: 16px 0; }
figcaption { font-size: 14px; color: #5c564c; margin-top: 6px; }
.foot { font-size: 13px; color: #6d675d; }