:root {
  --sand: #f6e7c9;
  --sand-deep: #e9d3ac;
  --bark: #5b4636;
  --bark-soft: #7d6450;
  --leaf: #6f9a5c;
  --leaf-deep: #4f7742;
  --berry: #d1685e;
  --cream: #fffaf0;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 22px 24px 40px;
  font-family: "Zen Maru Gothic", -apple-system, "Hiragino Sans", "Yu Gothic", sans-serif;
  color: var(--bark);
  background: var(--sand);
  line-height: 1.8;
  font-size: 14px;
}

h1 {
  font-size: 20px;
  font-weight: 800;
  color: var(--bark);
  margin: 0 0 10px;
}

h2 {
  font-size: 15px;
  font-weight: 700;
  color: var(--bark);
  margin: 26px 0 8px;
  border-bottom: 2px solid var(--sand-deep);
  padding-bottom: 4px;
}

p {
  margin: 8px 0;
}

ul, ol {
  padding-left: 1.4em;
  margin: 8px 0;
}

li {
  margin: 4px 0;
}

a {
  color: var(--leaf-deep);
  font-weight: 600;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0;
  font-size: 13px;
}

th, td {
  border: 1px solid var(--sand-deep);
  padding: 8px 10px;
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--sand-deep);
  width: 30%;
  white-space: nowrap;
}

hr {
  border: none;
  border-top: 2px solid var(--sand-deep);
  margin: 22px 0;
}

.meta {
  color: var(--bark-soft);
  font-size: 13px;
}

.disclaimer {
  background: #fbe6e2;
  border: 2px solid var(--sand-deep);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 12px;
  color: var(--bark);
  margin-top: 22px;
}

/* 以下は遊び方ページ(rules.html)専用の図解パーツ。他の規約ページには影響しない。 */

.rules-hero {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 6px;
}

.rules-hero .hero-icon {
  font-size: 44px;
  flex-shrink: 0;
}

.rules-hero h1 {
  margin: 0 0 4px;
}

.figure-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin: 16px 0 10px;
  padding: 18px 14px;
  background: var(--cream);
  border: 2px solid var(--sand-deep);
  border-radius: 16px;
}

.figure-caption {
  text-align: center;
  color: var(--bark-soft);
  font-size: 12px;
  margin: -4px 0 18px;
}

/* お絵かきロジックの行/列を模したミニ盤面。ヒント数字+マスを横に並べる。 */
.demo-line {
  display: flex;
  align-items: center;
  gap: 6px;
}

.demo-clue {
  min-width: 30px;
  text-align: right;
  font-weight: 800;
  font-size: 15px;
  color: var(--bark);
  flex-shrink: 0;
}

.demo-cell {
  width: 34px;
  height: 34px;
  border: 2px solid var(--bark-soft);
  border-radius: 6px;
  background: var(--cream);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 16px;
  color: var(--berry);
  flex-shrink: 0;
}

.demo-cell.filled {
  background: var(--bark);
  border-color: var(--bark);
}

.demo-cell.marked::before {
  content: "✕";
}

.payout-example {
  background: var(--cream);
  border: 2px solid var(--sand-deep);
  border-radius: 16px;
  padding: 16px;
  margin: 14px 0;
}

.payout-example .row {
  display: flex;
  justify-content: space-between;
  padding: 4px 0;
  font-size: 13px;
}

.payout-example .row.total {
  border-top: 1px dashed var(--sand-deep);
  margin-top: 6px;
  padding-top: 8px;
  font-weight: 800;
}

.status-chip-row {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  margin: 14px 0;
}

.status-chip {
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  border: 2px solid var(--leaf-deep);
  background: var(--cream);
  color: var(--bark);
}

/* スマホなど幅の狭い画面向け。参加画面から開くポップアップ(iframe)内でも、
   iframeの幅を基準にこの指定が効く。 */
@media (max-width: 480px) {
  body {
    padding: 18px 14px 32px;
  }

  th {
    width: 34%;
    white-space: normal;
  }

  .rules-hero {
    gap: 10px;
  }

  .figure-row {
    gap: 10px;
    padding: 16px 10px;
  }

  .demo-cell {
    width: 28px;
    height: 28px;
    font-size: 14px;
  }
}