:root{
    /* Colors */
    --white: #fff;
    --text-dark: #333;
    --border-gray: #868686;
  
    --brand-blue: #2a74e8;      /* ボタン等の主色 */
    --accent-yellow: #FFA602;   /* coming */
    --accent-orange: #FF9F20;   /* MAP枠 */
    --accent-red: #EF0808;      /* DENSO見出し帯 */
    --info-blue: #3A9EC5;       /* informationセクション */
    --bg-blue: #388CDA;         /* MAPセクション */
    --bg-darkblue: #125B96;     /* DENSOセクション */
    --danger-red: red;
  
    /* Typography */
    --font-main: "M PLUS 1p", sans-serif;
  
    /* Radius / Shadow */
    --radius-lg: 30px;
  
    /* Layout scales */
    --max-container: 1100px;
    --max-narrow: 800px;
    --gap-md: 1rem;
  
    /* Spacing */
    --section-pad-lg: 5rem;
    --section-pad-md: 4rem;
    --section-pad-sm: 3rem;
    --space-2: 1rem;
    --space-3: 1.5rem;
    --space-4: 2rem;
  
    /* Optional fixed sizes */
    --map-iframe-w: 700px;
  }
  
  html, body {
    overflow-x: hidden;  /* 横方向のスクロールを禁止 */
  }
  
  /*----- font style -----*/
  .noto-serif-jp {
    font-family: "Noto Serif JP", serif;
    font-optical-sizing: auto;
    font-weight: weight;
    font-style: normal;
  }
  
  .m-plus-1 {
    font-family: "M PLUS 1", sans-serif;
    font-optical-sizing: auto;
    font-weight: weight;
    font-style: normal;
  }
  
  .m-plus-1p-regular {
    font-family: "M PLUS 1p", sans-serif;
    font-weight: 400;
    font-style: normal;
  }
  
  .m-plus-1p-medium {
    font-family: "M PLUS 1p", sans-serif;
    font-weight: 500;
    font-style: normal;
  }
  
  .m-plus-1p-bold {
    font-family: "M PLUS 1p", sans-serif;
    font-weight: 700;
    font-style: normal;
  }
  
  .m-plus-1p-extrabold {
    font-family: "M PLUS 1p", sans-serif;
    font-weight: 800;
    font-style: normal;
  }
  
  h2 {
    font-family: "M PLUS 1p", sans-serif;
    font-size: 50px;
    font-weight: 900;
    font-style: normal;
    color: black;
    text-shadow: 10px 10px #20202033;
  }
  
  h3 {
	font-family: "M PLUS 1p", sans-serif;
    font-size: 50px;
    font-weight: 900;
    font-style: normal;
    margin: 0;
	color: black;
  }
  
  @media screen and (max-width:767px) {
    h2 {
      font-size: 40px;
      text-shadow: 5px 5px #20202033;
    }
  
    .sp-none {
      display: none;
    }
  }
  /*----- font style end -----*/
  
  /* main config */
  @media screen and (min-width:1441px) {
    .pc-wide-sr {
      display: block ;
    }
    .pc-normal-sr {
      display: none;
    }
    .sp-sr {
      display: none;
    }
  }
  
  @media screen and (max-width:1440px) {
    .pc-wide-sr {
      display: none;
    }
    .pc-normal-sr {
      display: block;
    }
    .sp-sr {
      display: none;
    }
  }
  
  @media screen and (max-width:1440px)  {
    .pc-normal-sr {
      display: none;
    }
    .sp-sr {
      display: block;
    }
  }
  
  .inner-wide {
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
  }
  
  .inner-normal {
    max-width: 1000px;
    width: 100%;
    margin: 0 auto;
  }
  
  /* ---- フェードアップ初期状態 ---- */
  .fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
  }
  
  /* ---- 表示時に上に浮かび上がる ---- */
  .fade-up.is-visible {
    opacity: 1;
    transform: translateY(0);
  }
  
  .text-border{
    z-index: 1 !important;
    text-decoration-line: underline;
    text-decoration-thickness: 10px; /* 太さ */
    text-underline-offset: -4px;     /* 文字との距離 */
    text-decoration-color: #4eb5dd;  /* 色 */
  }
  
  @media screen and (max-width:767px) {
    .text-border {
      text-decoration-thickness: 6px; /* 太さ */
    }
  }
  
  .box-shadow {
    box-shadow: 10px 10px 1px rgba(0, 0, 0, 0.2) !important;
  }
  
  .btn {
    width: 100%;
  }
  
  .btn a {
    position: relative;
    display: block;
    width: 100%;
    margin: 0;               /* 追加していないが順序上ここに */
    text-align: center;
    line-height: 2rem;
    font-size: 25px;
    font-weight: bold;
    text-decoration: none;
    color: #FF2323;
    padding: 0.5rem 0;
    border: 3px solid #FF2323;
    border-radius: 100px;
    background: white;
    box-shadow: 6px 6px 0px #16161677;
    transition: all 0.1s ease;
  }
  
  .btn a::after {
    content: "▲";
    position: absolute;
    right: 0;
    top: 50%;
    transform: translate(-50%, -50%) rotate(90deg);
  }
  
  .btn a:hover {
    transform: translate(6px, 6px);
    box-shadow: none;
  }
  
  .pc-none {
    display: none;
  }
  
  .sp-br {
    display: none;
  }
  
  @media screen and (max-width:787px) {
    .btn a {
      width: 80%;
      margin: 0 auto;
      text-align: center;
      font-size: 20px;
    }
  
    .pc-none {
      display: block;
    }
  
    .pc-br {
      display: none;
    }
  
    .sp-br {
      display: block;
    }
  }