:root {
  --bg: #f6f1e7;
  --paper: #fffdf8;
  --wood: #b98552;
  --wood-dark: #8a5a30;
  --ink: #2c241c;
  --muted: #6f6253;
  --line: #e6dccb;
  --knob: #d9b27c;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Hiragino Sans", "Yu Gothic UI", "Meiryo", sans-serif;
  line-height: 1.8;
}
a { color: var(--wood-dark); }
.wrap { max-width: 760px; margin: 0 auto; padding: 24px 16px 56px; }

header.site { display: flex; align-items: center; gap: 10px; margin-bottom: 28px; }
header.site a { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-weight: bold; font-size: 20px; letter-spacing: .08em; }
header.site img { width: 36px; height: 36px; }

.hero { text-align: center; margin: 12px 0 32px; }
.hero h1 { font-size: clamp(28px, 7vw, 40px); margin: 0 0 8px; letter-spacing: .1em; }
.hero p { margin: 0; color: var(--muted); }

/* 引き出し風のカード */
.drawers { display: grid; gap: 16px; }
.drawer {
  display: block; position: relative; text-decoration: none; color: var(--ink);
  background: var(--paper); border: 2px solid var(--wood); border-radius: 10px;
  padding: 20px 20px 18px; box-shadow: 0 4px 0 var(--wood-dark);
  transition: transform .15s ease, box-shadow .15s ease;
}
.drawer:hover { transform: translateY(-3px); box-shadow: 0 7px 0 var(--wood-dark); }
.drawer::after {
  content: ""; position: absolute; top: 14px; right: 18px; width: 44px; height: 10px;
  border-radius: 999px; background: var(--knob); border: 2px solid var(--wood-dark);
}
.drawer .tag { display: inline-block; font-size: 12px; color: #fff; background: var(--wood); border-radius: 999px; padding: 1px 10px; margin-bottom: 6px; }
.drawer h2 { margin: 0 0 6px; font-size: 20px; padding-right: 64px; }
.drawer p { margin: 0; font-size: 14px; color: var(--muted); }
.drawer .go { display: inline-block; margin-top: 10px; font-weight: bold; color: var(--wood-dark); font-size: 14px; }

section.note { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 18px 20px; margin-top: 28px; }
section.note h2 { font-size: 17px; margin: 0 0 8px; }
section.note p, section.note li { font-size: 14px; }

.doc { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 20px; }
.doc h1 { font-size: 24px; margin-top: 0; }
.doc h2 { font-size: 17px; margin-top: 24px; }
.doc table { width: 100%; border-collapse: collapse; font-size: 14px; }
.doc th, .doc td { border-bottom: 1px solid var(--line); padding: 8px 6px; text-align: left; vertical-align: top; }
.doc th { white-space: nowrap; color: var(--wood-dark); }

footer { text-align: center; color: var(--muted); font-size: 12px; margin-top: 36px; }
footer nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 16px; margin-bottom: 8px; }
footer a { color: var(--muted); }