/* =========================================================
   layout.css
   - サイト全体の「土台」だけを書く
   - 文字/余白/ベースレイアウト/コンテナ/共通ユーティリティ
   - “部品（カード等）”は components.css に書く
   ========================================================= */

/* -------------------------
   Reset (minimum)
------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  text-decoration: none;
}


/* -------------------------
   Base Typography
------------------------- */
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans JP", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  line-height: 1.6;
  color: #111827;
  background: #f5f6f8;
}

/* -------------------------
   Site Container
   - header.php の <div class="container"> を想定
------------------------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px;
}

/* -------------------------
   Common Page Wrappers
------------------------- */
main {
  display: block;
}

/* “中身を 1100px に揃える”ラッパー（必要な箇所だけ使う） */
.wrap {
  max-width: 1100px;
  margin: 0 auto;
}

/* -------------------------
   Utilities (small)
------------------------- */
.u-muted {
  color: #6b7280;
}

.u-small {
  font-size: 13px;
}

.u-mt-8 { margin-top: 8px; }
.u-mt-12 { margin-top: 12px; }
.u-mb-12 { margin-bottom: 12px; }