:root {
  --ink: #1a2330;
  --sub: #55606e;
  --line: #d8dde3;
  --accent: #1f4e79;
  --bg-soft: #f4f6f8;
  --sample: #1a56b0;
  --sample-bg: #f3f7fd;
  --ok: #2f7d4f;
  --err: #b3372e;
}
* { box-sizing: border-box; }
body {
  font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP", "Yu Gothic", Meiryo, sans-serif;
  color: var(--ink); line-height: 1.8; margin: 0; background: #eceef0; font-size: 15px;
}
.sheet { max-width: 960px; margin: 24px auto; background: #fff; padding: 40px 48px 56px; box-shadow: 0 1px 8px rgba(0,0,0,.08); border-radius: 6px; }
header { border-bottom: 3px solid var(--accent); padding-bottom: 16px; margin-bottom: 8px; }
.doc-type { font-size: 11px; letter-spacing: .2em; color: var(--accent); font-weight: 700; }
h1 { font-size: 21px; margin: 6px 0 4px; letter-spacing: .03em; }
.lead { font-size: 13.5px; color: var(--sub); }
.notice {
  background: #eef4ea; border-left: 4px solid #9dbb8a; padding: 12px 16px;
  margin: 20px 0; font-size: 13.5px; border-radius: 0 4px 4px 0;
}
h2.section {
  font-size: 16px; color: var(--accent); border-bottom: 1px solid var(--line);
  padding-bottom: 6px; margin: 36px 0 4px;
}
.section-note { font-size: 12.5px; color: var(--sub); margin: 4px 0 10px; }
.colhead {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0 28px;
  font-size: 12px; font-weight: 700; color: var(--sub); margin: 14px 0 2px;
}
.colhead .r { color: var(--sample); }
.frow {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0 28px;
  padding: 12px 0; border-bottom: 1px dashed #e6eaee; align-items: start;
}
.fcell label { display: block; font-size: 13.5px; font-weight: 600; margin-bottom: 4px; }
.fcell label .req { color: var(--err); font-size: 11px; margin-left: 6px; }
.fcell .hint { font-size: 11.5px; color: var(--sub); margin-bottom: 6px; line-height: 1.6; }
.fcell input[type="text"], .fcell textarea, .fcell select {
  width: 100%; font: inherit; font-size: 14px; color: var(--ink);
  border: 1.5px solid #c3cad2; border-radius: 5px; padding: 8px 10px; background: #fff;
}
.fcell input:focus, .fcell textarea:focus, .fcell select:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(31,78,121,.12);
}
.fcell textarea { resize: vertical; }
.scell {
  background: var(--sample-bg); border: 1px solid #dbe6f5; border-radius: 5px;
  padding: 8px 12px; font-size: 12.5px; color: var(--sample); line-height: 1.7;
  white-space: pre-wrap; align-self: stretch;
}
.scell .stag { display: inline-block; font-size: 10px; font-weight: 700; color: #fff; background: var(--sample); border-radius: 3px; padding: 0 6px; margin-bottom: 4px; }
.actions { margin-top: 32px; text-align: center; }
button.submit {
  font: inherit; font-weight: 700; font-size: 16px; color: #fff; background: var(--accent);
  border: none; border-radius: 6px; padding: 13px 48px; cursor: pointer;
}
button.submit:hover { background: #17395a; }
button.submit:disabled { background: #9aa7b5; cursor: default; }
.save-note { font-size: 12px; color: var(--sub); margin-top: 10px; }
.result { display: none; margin-top: 24px; padding: 18px 20px; border-radius: 6px; font-size: 14.5px; }
.result.ok { display: block; background: #eaf5ee; border: 1.5px solid #b5d8c2; color: var(--ok); }
.result.err { display: block; background: #fdf0ef; border: 1.5px solid #e8b8b3; color: var(--err); }
.result button.copy {
  font: inherit; font-size: 13px; margin-top: 8px; padding: 6px 16px; cursor: pointer;
  border: 1.5px solid var(--err); background: #fff; color: var(--err); border-radius: 5px;
}
.hp { position: absolute; left: -9999px; top: -9999px; }
footer { margin-top: 40px; padding-top: 14px; border-top: 1px solid var(--line); font-size: 11.5px; color: var(--sub); }
@media (max-width: 720px) {
  .sheet { padding: 24px 18px 40px; margin: 0; border-radius: 0; }
  .colhead { display: none; }
  .frow { grid-template-columns: 1fr; gap: 8px 0; }
  .scell { font-size: 12px; }
}