* { box-sizing: border-box; }
html { font-size: 16px; }
body {
  margin: 0;
  background: #fff;
  color: #1b1b1b;
  font-family: Tahoma, "Segoe UI", Arial, sans-serif;
  line-height: 1.5;
}
a { color: #1557a0; }
a:hover { color: #0d3d73; }

.mast {
  border-bottom: 1px solid #ddd;
}
.mast-in {
  max-width: 40rem;
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
}
.brand {
  text-decoration: none;
  color: #1b1b1b;
  font-weight: 700;
}
nav { display: flex; gap: 14px; font-size: 14px; }
nav a { text-decoration: none; color: #444; }
nav a.on { color: #1b1b1b; text-decoration: underline; }

.wrap { max-width: 40rem; margin: 0 auto; padding: 22px 16px 56px; }
h1 { font-size: 1.55rem; margin: 0 0 10px; font-weight: 700; }
h2 { font-size: 1.05rem; margin: 22px 0 8px; }
p { margin: 0 0 10px; }
.lead { color: #333; }
.err { color: #a11; }

.panel {
  border: 1px solid #ccc;
  padding: 12px 14px 14px;
  background: #fafafa;
  margin: 12px 0;
}
label, .lab { display: block; margin: 10px 0 4px; font-size: 14px; }
select, input[type="text"] {
  width: 100%;
  font: inherit;
  padding: 7px 8px;
  border: 1px solid #bbb;
  background: #fff;
}
button, .btn {
  display: inline-block;
  border: 1px solid #1b1b1b;
  background: #1b1b1b;
  color: #fff;
  font: inherit;
  padding: 8px 14px;
  cursor: pointer;
  text-decoration: none;
}
button.alt, .btn.alt {
  background: #fff;
  color: #1b1b1b;
}
button:disabled { opacity: .55; cursor: wait; }
.fine { font-size: 13px; color: #555; }
.fine a { color: #555; }

.slip {
  border: 1px solid #ccc;
  padding: 14px 16px 16px;
  background: #fff;
  margin: 14px 0;
}
.slip-top { display: flex; justify-content: space-between; font-size: 13px; color: #555; }
.slip h2 { margin: 8px 0 4px; font-size: 1.15rem; }
.slip h3 { font-size: 13px; margin: 12px 0 4px; color: #333; }
.slip ol { margin: 0; padding-left: 1.2rem; }
.slip .meta { color: #555; font-size: 14px; }

.ledger { width: 100%; border-collapse: collapse; font-size: 14px; }
.ledger th, .ledger td { border-bottom: 1px solid #ddd; text-align: left; padding: 6px 0; }

.foot {
  max-width: 40rem;
  margin: 0 auto;
  padding: 0 16px 40px;
  color: #666;
  font-size: 13px;
}

@media print {
  .mast, .foot, form, .noprint { display: none !important; }
}