/* カラー定義 */
:root {
  --black: #333333;
  --main: #337799;
  --accent: #A7BEB2;
  --button-text: #ffffff;
  --title-text: #ffffff;
  --bg-gray: #f0f0f0;
}

/* リセット */
*,
*::before,
*::after {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

ul,
ol {
  list-style: none;
}

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

input, button,
textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* 全体 */
body {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 16px;
  color: var(--black);
  line-height: 1;
  background-color: #ffffff;
}

img {
  max-width: 100%;
}

/* ヘッダー */
.header {
  background-color: #ffffff;
  height: 48px;
}

.header_inner {
  max-width: 100%;
  height: 100%;
  padding-left: 40px;
  padding-right: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header_logo {
  display: block;
}

.toggle_menu_button {
  display: none;
}

.site_menu ul {
  display: flex;
  gap: 40px;
  font-family: "Bitter", serif;
  font-weight: bold;
}

/* フッター */
.footer {
  color: #ffffff;
  background-color: var(--accent);
  padding: 32px 16px;
  display:flex;
  flex-direction: column;
  align-items: center;
}

.footer_logo {
  display: block;
  margin-top: 32px;
}

/* ページタイトル */
.title {
  height: 120px;
  background-image: url(../images/bg-title.jpg);
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: var(--title-text);
  text-shadow: 1px 1px 10px #000000;
}

.title h1 {
  font-family: "Bitter", serif;
  font-size: 32px;
  font-weight: bold;
}

.title p {
  font-size: 14px;
  margin-top: 4px;
}

/* --- モバイル用 --- */
@media (max-width:800px) {

/* ヘッダー */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 10;
    height: 48px;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.1);
  }

  .header_inner {
    padding-left: 16px;
    padding-right: 16px;
    position: relative;
  }

  .header_site_menu{
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--main);
    color: #ffffff;
    padding: 40px 0;
    display: none;
  }

  .header_site_menu.is_show {
    display: block;
  }

  .header_logo {
    width: 160px;
  }
  
  .site_menu ul {
    flex-direction: column;
    gap: 24px;
    text-align: center;
  }

  .toggle_menu_button{
    display: block;
    width: 40px;
    height: 40px;
    background-image: url(../images/icon-menu.svg);
    background-position: center;
    background-repeat: no-repeat;
    background-color: transparent;
    border: none;
    border-radius: 0;
    outline: none;
  }

  /* メイン */
  .main {
    padding-top: 48px;
  }
}