/* =========================
   サブページ 共通
========================= */
body {
  margin: 0;
}

/* =========================
   ナビアクティブ
========================= */
.nav a.active {
  color: #1c75bc;
  font-weight: 700;
  border-bottom: 2px solid #1c75bc;
}

/* =========================
   タイトルエリア
========================= */
.sub-hero {
  position: relative;
  height: 150px;
  overflow: hidden;
}

.sub-hero img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sub-hero .overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.4);
}

.sub-hero .title {
  position: absolute;
  top: 25%;
  left: 15%;
  transform: translate(-50%);
  color: #fff;
  text-align: left;
}

.sub-hero h1 {
  font-size: 40px;
  font-weight: 500;
}
@media(max-width:768px){

  .sub-hero .title{

    left:20%;

    top:33%;
  }

  .sub-hero h1{

    font-size:34px;
  }

}
/* =========================
   スライダー
========================= */
/* =========================
   スライダー
========================= */
.drainage-slider {

  position: relative;

  max-width: 1100px;

  margin: 40px auto;
}

/* スライダー本体 */
.slider{

  position:relative;

  display:flex;

  align-items:center;
}

.slide {
  display: none;
}

.slide.active {
  display: block;
}

.slide img {

  width: 100%;

  border-radius: 20px;

  display:block;
}

/* =========================
   ドット
========================= */
.dots {

  text-align: center;

  margin-top: 14px;
}

.dot {

  display: inline-block;

  width: 10px;
  height: 10px;

  background: #ccc;

  margin: 5px;

  border-radius: 50%;

  cursor: pointer;
}

.dot.active {

  background: #1c75bc;
}

/* =========================
   矢印
========================= */
/* 矢印 */
.arrow{

  position:absolute;

  top:50%;

  transform:translateY(-50%);

  background:#1c75bc;

  color:#fff;

  width:52px;
  height:52px;

  border-radius:50%;

  display:flex;

  align-items:center;
  justify-content:center;

  z-index:10;

  cursor:pointer;

  font-size:38px;

  line-height:1;

  padding-bottom:4px;
}


/* 左右 */
.arrow.left {

  left: -26px;
}

.arrow.right {

  right: -26px;
}

/* =========================
   商品開発
========================= */
.dev-section{

  position:relative;

  padding:40px 0;
}
.dev-section .container{

  width:1400px;

  max-width:92%;

  margin:auto;
}
.dev-grid{

  display:flex;

  flex-direction:column;

  gap:35px;

  margin-top:55px;
}
.dev-row{

  display:grid;

  grid-template-columns:1fr 100px 1fr;

  align-items:center;

  gap:25px;

}
/* 左右BOX */
.dev-problem-box,
.dev-solution-box{

  border-radius:18px;

  overflow:hidden;

  box-shadow:
  0 20px 45px rgba(0,0,0,0.06),
  0 8px 18px rgba(0,0,0,0.03);
}

/* 悩み */
.dev-problem-box{

  background:
  linear-gradient(
    to bottom,
    rgba(255,255,255,0.96),
    rgba(255,255,255,0.90)
  );

  padding:40px 35px;

  text-align:center;
}
/* 解決 */
.dev-solution-box{

  background:
  linear-gradient(
    to bottom,
    rgba(28,117,188,0.08),
    rgba(28,117,188,0.14)
  );

  padding:40px 35px;

  text-align:center;
}
/* 矢印 */
.dev-row-arrow{

  width:64px;
  height:64px;

  border-radius:50%;

  background:#fff;

  border:
  2px solid rgba(28,117,188,0.18);

  display:flex;

  align-items:center;
  justify-content:center;

  box-shadow:
  0 10px 25px rgba(0,0,0,0.04);

}

/* SVG */
.dev-arrow-svg{

  width:42px;
  height:42px;

  display:block;
}

/* 線 */
.dev-arrow-svg line,
.dev-arrow-svg polyline{

  fill:none;

  stroke:#1c75bc;

  stroke-width:4;

  stroke-linecap:round;

  stroke-linejoin:round;
}
/* =========================
   スマホ
========================= */
@media(max-width:768px){

  .dev-row{

    grid-template-columns:1fr;

    gap:0;
  }

  .dev-row-arrow{

    transform:rotate(90deg);

    margin:20px auto;
  }

}
/* =========================
   上部
========================= */
.dev-problem{

  padding:22px 24px 18px;

  text-align:center;
}


.dev-label{

  display:inline-block;

  padding:10px 22px;

  border-radius:100px;

  background:#f4f4f4;

  font-size:16px;

  font-weight:700;

  color:#1d2d3d;

  margin-bottom:30px;
}

.dev-problem h3{

  font-size:26px;

  line-height:1.5;

  margin:
  10px 0 14px;
}


.dev-problem p{

  font-size:15px;

  line-height:1.8;

  margin:0;
  color:#666;
}

/* =========================
   矢印
========================= */
.dev-arrow{

  width:52px;
  height:52px;

  margin:auto;

  border-radius:50%;

  background:#fff;

  border:
  2px solid rgba(28,117,188,0.2);

  display:flex;

  align-items:center;
  justify-content:center;

  font-size:28px;

  color:#1c75bc;

  transform:translateY(22px);

  position:relative;

  z-index:3;
}

/* =========================
   下部
========================= */
.dev-solution{

  background:
  linear-gradient(
    to bottom,
    rgba(28,117,188,0.08),
    rgba(28,117,188,0.14)
  );

  padding:
  46px 24px 28px;

  text-align:center;
}

.dev-label.solution{

  background:
  rgba(255,255,255,0.65);

  color:#1c75bc;
}

.dev-solution h4{

  font-size:26px;

  color:#1c75bc;

  margin:
  10px 0 16px;

  line-height:1.4;

  font-weight:700;
}

.dev-solution p{

  font-size:15px;

  line-height:1.8;

  color:#1d2d3d;
  margin:0;
}
/* =========================
   VIEW MORE
========================= */
/* =========================
   VIEW MORE
========================= */
.dev-more{

  width:100%;

  display:flex;

  justify-content:center;

  margin-top:40px;
}

.dev-more .content-btn{

  width:auto;

  margin:0 auto;

  display:flex;

  justify-content:center;
}
/* =========================
   解決ラベル
========================= */
.dev-label.solution{

  display:inline-flex;

  align-items:center;

  gap:10px;

  background:
  rgba(255,255,255,0.72);

  color:#1c75bc;
}

/* アイコン */
.solution-icon{

  width:25px;

  height:25px;

  object-fit:contain;
}
/* =========================
   レスポンシブ
========================= */
@media(max-width:1200px){

  .dev-grid{

    grid-template-columns:repeat(2,1fr);
  }

}

@media(max-width:768px){

  .dev-section{

    padding:80px 0;
  }

  .dev-grid{

    grid-template-columns:1fr;

    gap:25px;
  }

  .dev-problem h3{

    font-size:26px;
  }

  .dev-solution h4{

    font-size:26px;
  }

  .dev-section .section-head h2{

    font-size:26px !important;

    font-weight:700;

    line-height:1.5;

    letter-spacing:0;

    margin-bottom:18px;
  }

  .flow-contact .flow-contact-text{
        font-size:26px !important;
        font-weight:700;
  }
  .flow-head h2{

    font-size:26px !important;

    font-weight:700;

    line-height:1.5;

    letter-spacing:0;

    margin-bottom:18px;
  }
}



/* =========================
   お悩みセクション
========================= */
.trouble-section{

  position:relative;

  padding:80px 0 20px;

  overflow:hidden;

  background:none;
}

/* 左装飾 */
.trouble-bg-left{

  position:absolute;

  top:0px;
  left:0;

  width:360px;
  height:360px;

  background:url('../images/concrete_left.png');

  background-size:cover;

  z-index:1;
}

/* 右装飾 */
.trouble-bg-right{

  position:absolute;

  right:-40px;

  top:120px;

  width:420px;
  height:420px;

  background-image:url('../images/concrete_right.png');

  background-size:contain;
  background-repeat:no-repeat;

  background-position:right center;

  z-index:1;

  opacity:0.9;
}

/* container */
.trouble-section .container{

  width:1300px;
  max-width:92%;

  margin:auto;

  position:relative;
  z-index:2;
}

/* =========================
   見出し
========================= */
.section-head{

  text-align:center;

  margin-bottom:20px;
}

/* =========================
   見出しライン
========================= */
.section-line{

  width:80px;
  height:4px;

  margin:0 auto 35px;

  position:relative;

  background:#d8d8d8;

  border-radius:10px;
}

.section-line::after{

  content:"";

  position:absolute;

  top:0;
  left:50%;

  transform:translateX(-50%);

  width:26px;
  height:4px;

  background:#1c75bc;

  border-radius:10px;
}

.section-head h2{

  font-size:58px;

  color:#1d2d3d;

  margin-bottom:35px;

  font-weight:700;
}

.section-head p{

  font-size:22px;

  line-height:2.2;

  color:#555;
}

/* =========================
   グリッド
========================= */
.trouble-grid{

  width:1300px;
  max-width:92%;

  margin:0 auto;

  display:grid;

  grid-template-columns:repeat(4,1fr);

  gap:40px;
}

/* =========================
   カード
========================= */
.trouble-card{

  position:relative;

  background:
  linear-gradient(
    to bottom,
    rgba(255,255,255,0.98),
    rgba(255,255,255,0.93)
  );

  border-radius:12px;

  padding:50px 35px;

  text-align:center;

  overflow:hidden;

  border:
  1px solid rgba(255,255,255,0.95);

  box-shadow:
  0 20px 45px rgba(0,0,0,0.08),
  0 8px 18px rgba(0,0,0,0.04);

  transition:.35s;
}
/* 左上アクセント */
.trouble-card::before{

  content:"";

  position:absolute;

  top:0;
  left:0;

  width:100%;
  height:4px;

  background:
  linear-gradient(
    90deg,
    #1c75bc,
    rgba(28,117,188,0.2)
  );
}

/* 背景模様 */
.trouble-card::after{

  content:"";

  position:absolute;

  inset:0;

  background-image:
  linear-gradient(
    rgba(28,117,188,0.025) 1px,
    transparent 1px
  ),
  linear-gradient(
    90deg,
    rgba(28,117,188,0.025) 1px,
    transparent 1px
  );

  background-size:24px 24px;

  opacity:.5;

  pointer-events:none;
}
.trouble-card:hover{

  transform:
  translateY(-10px);

  box-shadow:
  0 30px 60px rgba(0,0,0,0.10),
  0 12px 24px rgba(0,0,0,0.05),
  inset 0 1px 0 rgba(255,255,255,1);
}
/* =========================
   アイコン
========================= */
.trouble-card .trouble-icon{

  margin-bottom:30px;
}

.trouble-card .trouble-icon img{

  width:110px;

}

/* =========================
   タイトル
========================= */
.trouble-card h3{

  font-size:20px;

  line-height:1.6;

  color:#1d2d3d;

  margin-bottom:25px;

  font-weight:700;
}

/* =========================
   テキスト
========================= */
.trouble-card p{

  font-size:17px;

  line-height:2;

  color:#666;

  margin:0;
}/* =========================
   下メッセージ
========================= */
.trouble-message{

  margin-top:110px;

  text-align:center;

  font-size:38px;

  line-height:2;

  font-weight:700;

  color:#1d2d3d;
}

.trouble-message span{

  color:#1c75bc;
}
/* =========================
   スマホ対応
========================= */
@media(max-width:768px){

  /* セクション */
  .trouble-section{

    padding:70px 0 40px;
  }

  /* 左右装飾を小さく */
  .trouble-bg-left,
  .trouble-bg-right{

    width:180px;
    height:180px;

    opacity:.5;
  }

  .trouble-bg-left{

    top:-20px;
    left:-20px;
  }

  .trouble-bg-right{

    top:auto;
    bottom:0;
    right:-20px;
  }

  /* 見出し */
  .section-head{

    margin-bottom:45px;
    padding:0 20px;
  }

  .section-head h2{

    font-size:25px !important;

    line-height:1.5;

    margin-bottom:20px;
  }

  .section-head p{

    font-size:16px;

    line-height:2;
  }

  /* ライン */
  .section-line{

    margin:0 auto 18px;
  }

  /* カード縦並び */
  .trouble-grid{

    grid-template-columns:1fr;

    gap:22px;

    width:92%;

    margin:auto;
  }

  /* カード */
  .trouble-card{

    padding:35px 25px;

    min-height:auto;
  }

  /* アイコン */
  .trouble-icon{

    margin-bottom:22px;
  }

  .trouble-icon img{

    width:85px;
  }

  /* タイトル */
  .trouble-card h3{

    font-size:28px;

    line-height:1.5;

    margin-bottom:18px;
  }

  /* テキスト */
  .trouble-card p{

    font-size:15px;

    line-height:1.9;
  }

  /* ボタン */
  .trouble-more{

    width:100%;

    display:flex;

    justify-content:center;

    padding-right:0 !important;
  }
  .trouble-more .content-btn{

    width:100%;

    display:flex;

    justify-content:center;
  }

}
/* =========================
   VIEW MORE
========================= */
.trouble-more{

  position:relative;

  z-index:10;

  margin-top:60px;

  display:flex;

  justify-content:flex-end;

  padding-right:180px;
}
/* =========================
   解決提案
========================= */
.solution-section{

  position:relative;

  padding:20px 0 50px;
}


/* テキスト */
.solution-text{

  font-size:34px;

  line-height:2;

  font-weight:700;

  color:#1d2d3d;

  letter-spacing:.04em;
}

.solution-text strong{

  color:#1c75bc;
}

/* =========================
   コーナー装飾
========================= */
.solution-corner{

  position:absolute;

  width:70px;
  height:70px;
}

/* 左上 */
.left-top{

  top:0;
  left:0;

  border-top:4px solid #1c75bc;
  border-left:4px solid #1c75bc;
}

/* 左下 */
.left-bottom{

  bottom:0;
  left:0;

  border-bottom:4px solid #1c75bc;
  border-left:4px solid #1c75bc;
}

/* 右上 */
.right-top{

  top:0;
  right:0;

  border-top:4px solid #1c75bc;
  border-right:4px solid #1c75bc;
}

/* 右下 */
.right-bottom{

  bottom:0;
  right:0;

  border-bottom:4px solid #1c75bc;
  border-right:4px solid #1c75bc;
}

/* =========================
   レスポンシブ
========================= */
@media(max-width:768px){

  .solution-section{

    padding:80px 0;
  }

  .solution-box{

    padding:60px 30px;
  }

  .solution-text{

    font-size:30px;

    line-height:1.8;
  }

  .solution-corner{

    width:45px;
    height:45px;
  }

}
/* =========================
   フローセクション
========================= */
.flow-section{

  position:relative;

  padding:20px 0;

  overflow:hidden;
}

.flow-section .container{

  width:1400px;
  max-width:92%;

  margin:auto;
}

/* =========================
   タイトル
========================= */
.flow-head{

  text-align:center;

  margin-bottom:90px;
}

.flow-subtitle{

  display:inline-block;

  font-size:15px;

  letter-spacing:.2em;

  color:#1c75bc;

  margin-bottom:18px;

  position:relative;

  padding-bottom:12px;
}

.flow-subtitle::after{

  content:"";

  position:absolute;

  left:50%;
  bottom:0;

  transform:translateX(-50%);

  width:60px;
  height:3px;

  background:#1c75bc;
}

.flow-head h2{

  font-size:54px;

  color:#1d2d3d;

  margin-bottom:30px;

  font-weight:700;
}

.flow-head p{

  font-size:20px;

  line-height:2.2;

  color:#666;
}

/* =========================
   フロー
========================= */
.flow-grid{

  display:grid;

  grid-template-columns:
  1fr 60px
  1fr 60px
  1fr 60px
  1fr;

  align-items:center;

  gap:20px;
}

/* =========================
   カード
========================= */
.flow-card{

  position:relative;

  background:
  linear-gradient(
    to bottom,
    rgba(255,255,255,0.98),
    rgba(255,255,255,0.94)
  );

  border-radius:16px;

  padding:40px 30px;

  text-align:center;

  overflow:hidden;

  border:
  1px solid rgba(255,255,255,0.9);

  box-shadow:
  0 20px 45px rgba(0,0,0,0.06),
  0 8px 18px rgba(0,0,0,0.03);

  transition:.35s;
}

.flow-card:hover{

  transform:translateY(-8px);

  box-shadow:
  0 30px 60px rgba(0,0,0,0.10),
  0 12px 24px rgba(0,0,0,0.05);
}

/* 上ライン */
.flow-card::before{

  content:"";

  position:absolute;

  top:0;
  left:0;

  width:100%;
  height:4px;

  background:
  linear-gradient(
    90deg,
    #1c75bc,
    rgba(28,117,188,0.2)
  );
}

/* =========================
   番号
========================= */
.flow-number{

  font-size:64px;

  font-weight:800;

  color:rgba(28,117,188,0.08);

  position:absolute;

  top:20px;
  right:20px;

  line-height:1;
}

/* =========================
   画像
========================= */
.flow-image{

  margin-bottom:30px;
}

.flow-image img{

  width:100%;
  height:220px;

  object-fit:cover;

  border-radius:12px;
}

/* =========================
   タイトル
========================= */
.flow-card h3{

  font-size:30px;

  margin-bottom:20px;

  color:#1d2d3d;
}

/* =========================
   テキスト
========================= */
.flow-card p{

  font-size:17px;

  line-height:2;

  color:#666;
}

/* =========================
   矢印
========================= */
.flow-arrow{

  font-size:42px;

  color:#1c75bc;

  text-align:center;

  font-weight:700;
}
/* =========================
   CTA
========================= */
.flow-contact{

  text-align:center;

  padding:90px 0 30px;
}

.flow-contact-text{

  font-size:28px;

  line-height:2;

  color:#1d2d3d;

  margin-bottom:45px;

  font-weight:500;
}
/* ボタン中央 */
.flow-contact .content-btn{

  display:flex;

  justify-content:center;
}
/* =========================
   レスポンシブ
========================= */
@media(max-width:1200px){

  .flow-grid{

    grid-template-columns:1fr 1fr;

    gap:30px;
  }

  .flow-arrow{
    display:none;
  }
}

@media(max-width:768px){

  .flow-section{

    padding:90px 0;
  }

  .flow-head{

    margin-bottom:60px;
  }

  .flow-head h2{

    font-size:36px;

    line-height:1.5;
  }

  .flow-head p{

    font-size:16px;
  }

  .flow-grid{

    grid-template-columns:1fr;
  }

  .flow-card{

    padding:35px 25px;
  }

  .flow-image img{

    height:180px;
  }

  .flow-card h3{

    font-size:24px;
  }

}
/* =========================
   コンテンツ
========================= */
.content {
  max-width: 1100px;
  margin: 0 auto;
  margin-top: 80px;
}

.content-item {
  display: flex;
  align-items: flex-start;
  gap: 40px;
  margin-bottom: 80px;
}
.content-item .text {
  flex: 1.3;  /* ← 広げる */
}
.content-item.reverse {
  flex-direction: row-reverse;
}
.content-item.reverse .image {
  margin-left: 40px; /* ← 左側に余白 */
  margin-right: 0;
  margin-top: 20px;
}
.content-item .text h3 {
  font-size: 24px;
  margin-bottom: 10px;
}

.content-item .text p {
  line-height: 1.8;
}

.content-item .image {
  flex: 1;
  margin-right: 40px;
  margin-top: 20px;
}
.content-item img {
  width: 100%;
  border-radius: 20px;
  border: 2px solid #1c75bc;
}
.content-item .text {
  display: flex;
  flex-direction: column;
}

.content-item .btn-lineup {
  align-self: flex-end; /* ← 右寄せ */
}
.content-btn {
  width: 100%;
  display: flex;
  justify-content: flex-end;
  margin-bottom: 100px;
}
.btn-lineup {
  margin: 0;
  width: 220px;  /* ← ここ伸ばす */
}
.content-item .text p {
  margin: 0; /* ← 一旦全部消す */
}
/* タイトル */
.section-title {
  font-size: 26px;
  color: #1c75bc;
  margin-bottom: 5px;
}

/* サブタイトル */
.sub-title {
  font-size: 16px;
  color: #666;
  margin-bottom: 10px;
}

/* 説明 */
.desc {
  font-size: 16px;
  line-height: 1.6;
  margin-bottom: 20px;
}

/* 詳細 */
.desc-small {
  font-size: 15px;
  line-height: 1.8;
  color: #666;
}
@media (max-width: 768px) {

  .content {
    padding: 0 20px;
  }
  .content-item .image {
    display: flex;
    justify-content: center;
  }

  .content-item img {
    width: 90%;
    margin: 0 auto;
  }
  .btn-lineup {
    width: 260px;
    padding: 12px 60px 12px 20px;
    font-size: 14px;
  }
  /* 画像中央 */
  .content-item{

    display:flex;

    flex-direction:column;

    align-items:center;
  }
  /* reverseも縦並び */
  .content-item.reverse{

    display:flex;

    flex-direction:column-reverse;

    align-items:center;
  }
  .content-item.reverse .image{

    margin-left:0 !important;

    margin-right:0 !important;

    justify-content:center !important;

    display:flex;
  }

  .content-item.reverse .image img{

    margin:0 auto !important;
  }
  .content .image{

    width:100%;

    display:flex;

    justify-content:center;

    margin:0 auto;
  }

  .content .image img{

    display:block;

    margin:0 auto;
  }

  /* ボタン中央 */
  .content-btn{

    display:flex;

    justify-content:center;

    margin-top:35px;
  }
}

/* =========================
   セクション
========================= */
.usage-proposal{

    padding-top:80px;
    padding-bottom:30px;

}
.card-section {
  position: relative;
/*
  padding: 80px 20px;
*/
  border-radius:50px 50px 0 0;
  padding:30px 0 50px;
}

/* 背景 */
.card-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;

  background: #dff3ff;
  border-top-left-radius: 120px;

  z-index: 0;

}

/* 中身 */
.card-inner {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  z-index: 1;
}

/* タイトル */
.card-inner h2 {
  color: #1c75bc;
  margin-bottom: 40px;
}

/* カード並び */
.card-list {
  display: flex;
  gap: 30px;
}

/* カード */
.card {
  background: #fff;
  border-radius: 15px;
  padding: 20px;
  flex: 1;

  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
  text-align: center;
}
.card p {
  text-align: left;
}
.card img {
  width: 100%;
  border-radius: 10px;
  margin-bottom: 15px;
}

.card h3 {
  color: #1c75bc;
  margin-bottom: 10px;
}
/* カード全体 */
.card {
  display: block;
  text-decoration: none;
  color: inherit;
}

/* 画像ラップ */
.card-img {
  overflow: hidden;
  border-radius: 10px;
}

/* 画像 */
.card-img img {
  width: 100%;
  transition: 0.4s ease;
}

/* ホバー */
.card:hover img {
  transform: scale(1.1);     /* ← ズーム */
  filter: brightness(1.1);   /* ← 明るく */
}
.card {
  transition: 0.3s;
}

.card:hover {
  transform: translateY(-5px);
}

.cert-section {
  max-width: 1100px;
  margin: 0 auto 100px;
}

.cert-list {
  margin-top: 15px;
  padding-left: 0;
  list-style: none;
}

.cert-list li {
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 6px;
  padding-left: 18px;
  position: relative;
}

.cert-list li::before {
  content: "●";
  position: absolute;
  left: 0;
  color: #1c75bc;
}

.cert-section {
  background: #f7fbff;
  padding: 40px;
  border-radius: 15px;
}
/* =========================
   スマホ
========================= */
@media (max-width: 768px) {

  .card:active img {
    transform: scale(1.05);
  }

  .card-list {
    flex-direction: column;
  }

  .card-bg {
    border-top-left-radius: 80px;
  }

  .card-section{

  background:#dff3fb;

  border-top-left-radius:26px;

  border-top-right-radius:0;

  border-bottom-left-radius:0;

  border-bottom-right-radius:0;

  padding:
  18px 0 12px;

  overflow:hidden;
  }

  .card-inner h2{

    font-size:26px;

    line-height:1.5;

    margin:0;

    padding:18px 24px;

    text-align:left;
  }



}
/* デフォルト（PC） */
.arrow {
  display: none;
}

.footer-nav {
  display: flex;
  gap: 20px;
  align-items: flex-start; /* ← これ追加 */
}

.footer-nav a {
  position: relative;
  display: inline-block;
  color: #333;
  text-decoration: none;
  padding-bottom: 2px; /* ← これ重要 */
  transition: 0.3s;
}
/* アクティブ */
.footer-nav a.active {
  color: #1c75bc;      /* ← ヘッダーと同じ */
  font-weight: 700;
}
.footer-nav a.active::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;

  width: 100%;
  height: 2px;
  background: #1c75bc;
}

/* スマホだけ表示 */
@media (max-width: 768px) {
  .arrow {
    display: flex;
  }
}
/* =========================
   スマホ
========================= */
@media (max-width: 768px) {

  .sub-hero {
    height: 100px;
  }

  .sub-hero h1 {
    font-size: 24px;
  }

  .drainage-slider {
    margin: 20px;
  }

  .arrow {
    display: flex;
  }

  .content-item {
    flex-direction: column;
    gap: 20px;
  }

  .content-item.reverse {
    flex-direction: column;
  }

  .problem h2 {
    font-size: 20px;
  }

  .problem li {
    font-size: 16px;
  }

}
/* =========================
   施工事例
========================= */
.case-section{

  position:relative;

  padding:140px 0;

  overflow:hidden;
}

.case-section .container{

  width:1400px;
  max-width:92%;

  margin:auto;
}

/* =========================
   タイトル
========================= */
.case-head{

  text-align:center;

  margin-bottom:80px;
}

.case-subtitle{

  display:inline-block;

  font-size:15px;

  letter-spacing:.2em;

  color:#1c75bc;

  margin-bottom:18px;

  position:relative;

  padding-bottom:12px;
}

.case-subtitle::after{

  content:"";

  position:absolute;

  left:50%;
  bottom:0;

  transform:translateX(-50%);

  width:60px;
  height:3px;

  background:#1c75bc;
}

.case-head h2{

  font-size:56px;

  color:#1d2d3d;

  margin-bottom:30px;

  font-weight:700;
}

.case-head p{

  font-size:20px;

  line-height:2.2;

  color:#666;
}

/* =========================
   グリッド
========================= */
.case-grid{

  display:grid;

  grid-template-columns:repeat(4,1fr);

  gap:35px;
}

/* =========================
   カード
========================= */
.case-card{

  position:relative;

  display:block;

  text-decoration:none;

  background:
  linear-gradient(
    to bottom,
    rgba(255,255,255,0.96),
    rgba(255,255,255,0.90)
  );

  border-radius:14px;

  overflow:hidden;

  border:
  1px solid rgba(255,255,255,0.9);

  box-shadow:
  0 20px 45px rgba(0,0,0,0.06),
  0 8px 18px rgba(0,0,0,0.03);

  transition:.35s;
}

/* 上ライン */
.case-card::before{

  content:"";

  position:absolute;

  top:0;
  left:0;

  width:100%;
  height:4px;

  background:
  linear-gradient(
    90deg,
    #1c75bc,
    rgba(28,117,188,0.2)
  );

  z-index:3;
}

.case-card:hover{

  transform:translateY(-10px);

  box-shadow:
  0 30px 60px rgba(0,0,0,0.10),
  0 12px 24px rgba(0,0,0,0.05);
}

/* =========================
   画像
========================= */
.case-image{

  overflow:hidden;
}

.case-image img{

  width:100%;
  height:240px;

  object-fit:cover;

  transition:.4s;
}

.case-card:hover .case-image img{

  transform:scale(1.05);
}

/* =========================
   内容
========================= */
.case-content{

  padding:35px 28px 30px;
}

/* タイトル */
.case-category{

  display:block;

  font-size:30px;

  line-height:1.5;

  color:#1d2d3d;

  font-weight:700;

  margin-bottom:22px;
}

/* テキスト */
.case-content p{

  font-size:16px;

  line-height:2;

  color:#666;

  margin-bottom:28px;
}

/* VIEW */
.case-link{

  font-size:14px;

  letter-spacing:.12em;

  color:#1c75bc;

  font-weight:700;
}

/* =========================
   レスポンシブ
========================= */
@media(max-width:1200px){

  .case-grid{

    grid-template-columns:repeat(2,1fr);
  }
}

@media(max-width:768px){

  .case-section{

    padding:90px 0;
  }

  .case-head{

    margin-bottom:55px;
  }

  .case-head h2{

    font-size:38px;
  }

  .case-head p{

    font-size:16px;
  }

  .case-grid{

    grid-template-columns:1fr;

    gap:25px;
  }

  .case-image img{

    height:220px;
  }

  .case-category{

    font-size:24px;
  }

}
/* =========================
   製品概要
========================= */
/* =========================
   製品概要
========================= */
.overview-grid{

  display:grid;

  grid-template-columns:420px 1fr;

  gap:50px;

  align-items:center;

  margin-top:70px;
}

.overview-image{

  display:flex;

  flex-direction:column;

  gap:18px;
}

.overview-image img{

  width:100%;

  border-radius:16px;

  box-shadow:
  0 15px 35px rgba(0,0,0,0.08);
}

/* テキスト */
.overview-item{

  margin-bottom:40px;
}

.overview-item h3{

  font-size:24px;

  margin-bottom:18px;

  color:#1d2d3d;
}

.overview-item p{

  font-size:18px;

  line-height:2;

  color:#555;
}

/* =========================
   認証
========================= */
.overview-cert{

  margin-top:45px;

  padding-top:35px;

  border-top:
  1px solid rgba(0,0,0,0.08);
}

.overview-cert h3{

  font-size:24px;

  margin-bottom:20px;

  color:#1d2d3d;
}

.overview-cert ul{

  padding-left:22px;
}

.overview-cert li{

  margin-bottom:8px;

  line-height:1.6;

  font-size:15px;
}

/* =========================
   スマホ
========================= */
@media(max-width:768px){

  .overview-grid{

    grid-template-columns:1fr;

    gap:45px;
  }

  /* 画像中央 */
  .overview-image{

    display:flex;

    justify-content:center;
  }

  .overview-image img{

    width:90%;
  }

  /* テキスト中央 */
  .overview-content{

    text-align:center;
  }

  .overview-cert{

    text-align:left;
  }

  .overview-cert ul{

    padding-left:18px;
  }

}

/* =========================
   ラインナップ
========================= */
.lineup-section{

  padding:80px 0 100px;
}

/* container */
.lineup-section .container{

  width:1400px;

  max-width:92%;

  margin:auto;
}

/* グリッド */
.lineup-grid{

  display:grid;

  grid-template-columns:repeat(4,1fr);

  gap:35px;

  margin-top:60px;
}


.lineup-card{

  position:relative;

  display:flex;
  flex-direction:column;

  text-decoration:none;

  overflow:hidden;

  border-radius:16px;

  background:
  linear-gradient(
    to bottom,
    rgba(255,255,255,0.96),
    rgba(255,255,255,0.90)
  );

  box-shadow:
  0 20px 45px rgba(0,0,0,0.06),
  0 8px 18px rgba(0,0,0,0.03);

  transition:.35s;
}

.lineup-card:hover{

  transform:translateY(-10px);

  box-shadow:
  0 30px 60px rgba(0,0,0,0.10),
  0 12px 24px rgba(0,0,0,0.05);
}

/* 上ライン */
.lineup-card::before{

  content:"";

  position:absolute;

  top:0;
  left:0;

  width:100%;
  height:4px;

  background:
  linear-gradient(
    90deg,
    #1c75bc,
    rgba(28,117,188,0.2)
  );

  z-index:3;
}

/* 画像 */
.lineup-image{

  overflow:hidden;
}

.lineup-image img{

  width:100%;

  height:240px;

  object-fit:cover;

  transition:.4s;
}

.lineup-card:hover .lineup-image img{

  transform:scale(1.05);
}

/* 内容 */
.lineup-content{

  padding:30px 25px;
}

.lineup-content h3{

  font-size:28px;

  line-height:1.5;

  color:#1d2d3d;

  margin-bottom:18px;
}

.lineup-content p{

  font-size:16px;

  line-height:2;

  color:#666;

  margin-bottom:25px;
}

/* VIEW */
.lineup-view{

  font-size:14px;

  letter-spacing:.12em;

  color:#1c75bc;

  font-weight:700;
}
@media(max-width:768px){

  .lineup-section{

    padding:60px 0 70px;
  }

  .lineup-grid{

    grid-template-columns:1fr;

    gap:24px;
  }

}
/* =========================
   用途別
========================= */
/* =========================
   用途別
========================= */
.usage-grid{

  display:flex;

  flex-wrap:wrap;

  justify-content:center;

  gap:22px;

  margin-top:50px;
}

.usage-item{

  padding:18px 28px;

  border-radius:100px;

  background:
  rgba(255,255,255,0.72);

  backdrop-filter:blur(8px);

  border:
  1px solid rgba(255,255,255,0.9);

  box-shadow:
  0 10px 25px rgba(0,0,0,0.05);

  font-size:18px;

  font-weight:700;

  color:#1d2d3d;

  transition:.3s;
}

.usage-item:hover{

  background:#1c75bc;

  color:#fff;

  transform:translateY(-4px);
}

.usage-card img{

  width:100%;

  height:260px;

  object-fit:cover;
}

.usage-card span{

  position:absolute;

  left:0;
  bottom:0;

  width:100%;

  padding:18px;

  background:
  linear-gradient(
    transparent,
    rgba(0,0,0,0.75)
  );

  color:#fff;

  font-size:22px;

  font-weight:700;
}
.usage-products{

    margin-top:25px;

    display:flex;
    flex-wrap:wrap;

    gap:10px;

    align-items:center;
}

.usage-label{

    font-size:14px;
    font-weight:700;

    color:#333;
}

.usage-products a{

    display:inline-block;

    padding:8px 16px;

    border-radius:999px;

    background:#fff;

    border:1px solid #1d7ed6;

    color:#1d7ed6;

    text-decoration:none;

    font-size:14px;
    font-weight:700;
    width:100px;
    text-align:center;
    transition:.3s;
}

.usage-products a:hover{

    background:#1d7ed6;

    color:#fff;
}
/* =========================
   FAQ
========================= */
/* =========================
   FAQ
========================= */
.faq-section{

  padding:100px 0;
}

.faq-list{

  width:1100px;

  max-width:100%;

  margin:70px auto 0;
}

/* =========================
   カード
========================= */
.faq-card{

  margin-bottom:24px;

  border-radius:20px;

  overflow:hidden;

  background:
  linear-gradient(
    to bottom,
    rgba(255,255,255,0.92),
    rgba(255,255,255,0.86)
  );

  box-shadow:
  0 18px 40px rgba(0,0,0,0.05),
  0 8px 18px rgba(0,0,0,0.03);

  transition:.3s;
}

.faq-card:hover{

  transform:translateY(-4px);

  box-shadow:
  0 25px 50px rgba(0,0,0,0.08),
  0 10px 20px rgba(0,0,0,0.04);
}

/* =========================
   質問
========================= */
.faq-q{

  display:flex;

  align-items:center;

  gap:22px;

  padding:28px 34px;

  cursor:default;
}

/* Q */
.faq-icon{

  width:44px;
  height:44px;

  border-radius:50%;

  background:#1c75bc;

  color:#fff;

  display:flex;

  align-items:center;
  justify-content:center;

  font-size:22px;

  font-weight:700;

  flex-shrink:0;
}

/* 質問 */
.faq-question{

  flex:1;

  font-size:28px;

  font-weight:700;

  color:#1d2d3d;

  line-height:1.5;
}

/* ＋ */
.faq-plus{

  font-size:34px;

  color:#1c75bc;

  font-weight:300;
}

/* =========================
   回答
========================= */
.faq-a{

  padding:
  0 34px 30px 100px;

  font-size:17px;

  line-height:2;

  color:#555;
}

.faq-a span{

  color:#1c75bc;

  font-weight:700;

  margin-right:8px;
}

/* =========================
   スマホ
========================= */
@media(max-width:768px){

  .faq-section{

    padding:70px 0;
  }

  .faq-list{

    margin-top:45px;
  }

  .faq-q{

    gap:16px;

    padding:22px 20px;
  }

  .faq-icon{

    width:36px;
    height:36px;

    font-size:18px;
  }

  .faq-question{

    font-size:20px;

    line-height:1.5;
  }

  .faq-plus{

    font-size:28px;
  }

  .faq-a{

    padding:
    0 20px 24px 72px;

    font-size:15px;

    line-height:1.9;
  }

}

/* =========================
   DL / CONTACT
========================= */
.download-box{

  text-align:center;

  padding:100px 60px;

  border-radius:18px;

  background:
  linear-gradient(
    to bottom,
    rgba(255,255,255,0.75),
    rgba(255,255,255,0.45)
  );

  backdrop-filter:blur(8px);
}

.download-buttons{

  display:flex;

  justify-content:center;

  gap:30px;

  margin-top:50px;
}
/* =========================
   導入事例
========================= */
.case-page{

  padding:80px 0 120px;
}

/* =========================
   ブロック
========================= */
.case-block{

  margin-top:20px;
}

/* タイトル */
/* タイトル */
.case-title-wrap{

  text-align:center;

  margin-bottom:50px;
}

.case-title-wrap h3{

  font-size:48px;

  color:#1d2d3d;

  margin-bottom:18px;
}

.case-title-wrap p{

  font-size:18px;

  line-height:2;

  color:#666;
}

/* =========================
   カード
========================= */
.case-grid{

  display:grid;

  grid-template-columns:repeat(4,1fr);

  gap:35px;

  margin-top:55px;
}
.case-page .container{

  width:1400px;

  max-width:92%;

  margin:auto;
}
/* 商品開発側 */
.case-block:last-child .case-grid{

  grid-template-columns:repeat(3,1fr);
}

/* カード */
.case-card{

  overflow:hidden;

  border-radius:20px;

  background:
  linear-gradient(
    to bottom,
    rgba(255,255,255,0.96),
    rgba(255,255,255,0.90)
  );

  box-shadow:
  0 18px 40px rgba(0,0,0,0.05),
  0 8px 18px rgba(0,0,0,0.03);

  transition:.35s;
}

.case-card:hover{

  transform:translateY(-8px);

  box-shadow:
  0 28px 55px rgba(0,0,0,0.08),
  0 12px 24px rgba(0,0,0,0.04);
}

/* 画像 */
.case-image img{

  width:100%;

  height:260px;

  object-fit:cover;

  display:block;
}

/* 内容 */
.case-content{

  padding:28px;
}

.case-content h4{

  font-size:30px;

  margin-bottom:16px;

  color:#1d2d3d;
}

.case-content p{

  font-size:16px;

  line-height:2;

  color:#666;
}

/* =========================
   補足
========================= */
.case-note{

  margin-top:120px;

  padding:60px;

  border-radius:24px;

  background:
  linear-gradient(
    to bottom,
    rgba(255,255,255,0.78),
    rgba(255,255,255,0.60)
  );

  backdrop-filter:blur(8px);

  text-align:center;
}

.case-note h3{

  font-size:44px;

  margin-bottom:24px;

  color:#1d2d3d;
}

.case-note p{

  font-size:18px;

  line-height:2;

  color:#555;
}

/* =========================
   ボタン
========================= */
.case-block .content-btn{

  margin-top:50px;

  display:flex;

  justify-content:center;
}

/* =========================
   スマホ
========================= */
@media(max-width:768px){

  .case-page{

    padding:60px 0 80px;
  }

  .case-block{

    margin-top:70px;
  }

  .case-page .container{

    max-width:92%;
  }

  .case-grid{

    grid-template-columns:1fr;

    gap:24px;
  }

  .case-title-wrap h3{

    font-size:30px;

    line-height:1.5;
  }


  .case-block:last-child .case-grid{

    grid-template-columns:1fr;
  }

  .case-image img{

    height:220px;
  }

  .case-content{

    padding:22px;
  }

  .case-content h4{

    font-size:24px;
  }

  .case-content p{

    font-size:15px;
  }

  .case-note{

    margin-top:80px;

    padding:40px 24px;
  }

  .case-note h3{

    font-size:30px;

    line-height:1.5;
  }

  .case-note p{

    font-size:15px;
  }

}
/* =========================
   技術データ
========================= */
.spec-section{

  padding:100px 0;
}

/* 数式 */
.formula-box{

  width:1400px;

  max-width:92%;

  margin:50px auto;

  text-align:center;
}

.formula-box img{

  width:100%;

  max-width:1200px;

  display:block;

  margin:auto;
}

/* =========================
   スクロール
========================= */
.table-scroll{

  width:1400px;

  max-width:92%;

  margin:0 auto;

  overflow-x:auto;

  padding-bottom:14px;

  scrollbar-width:thin;

  scrollbar-color:
  #bfbfbf
  #ececec;
}

/* Chrome */
.table-scroll::-webkit-scrollbar{

  height:10px;
}

.table-scroll::-webkit-scrollbar-track{

  background:#ececec;

  border-radius:999px;
}

.table-scroll::-webkit-scrollbar-thumb{

  background:#bfbfbf;

  border-radius:999px;
}

/* =========================
   テーブル
========================= */
.spec-table{

  table-layout:fixed;

  border-collapse:collapse;

  width:100%;

  min-width:1400px;

  border-spacing:0;

  background:
  rgba(255,255,255,0.92);

  border-radius:24px;

  overflow:hidden;

  box-shadow:
  0 15px 35px rgba(0,0,0,0.05);
}

/* 共通 */
.spec-table th,
.spec-table td{

  text-align:center;

  padding:18px 12px;

  font-size:14px;

  border-bottom:
  1px solid rgba(0,0,0,0.06);
}

/* =========================
   上段
========================= */
.top-cell{

  vertical-align:top;

  padding-top:18px;

  border-bottom:
  1px solid rgba(0,0,0,0.06);
}
.spec-table th:nth-child(1),
.spec-table td:nth-child(1){

    width:90px;
}

.spec-table th:nth-child(2),
.spec-table td:nth-child(2){

    width:90px;
}

.spec-table th:nth-child(3),
.spec-table td:nth-child(3){

    width:90px;
}
.spec-table th,
.spec-table td{

    padding:8px 6px;

    font-size:13px;
}
/* =========================
   バナー
========================= */
.table-badge{

  display:inline;

  background:none;

  padding:0;

  border-radius:0;

  font-size:14px;

  font-weight:700;

  align-items:center;

  justify-content:center;

  min-width:150px;

  color:#1c75bc;

  font-size:14px;

  font-weight:700;

  line-height:1.4;
}

/* =========================
   動水勾配
========================= */
.head-sub{

  background:none;

  color:#1c75bc;

  font-size:16px;

  font-weight:700;

  padding:10px 6px;

  border-bottom:
  1px solid rgba(0,0,0,0.08);
}

/* =========================
   3段目
========================= */
.spec-table thead tr:nth-child(3) th{

  color:#1d2d3d;

  font-size:13px;

  font-weight:700;

  padding:12px 6px;
}

/* =========================
   縦太線
========================= */
.border-right{

  border-right:
  3px solid rgba(28,117,188,0.18);
}

/* =========================
   細縦線
========================= */
.col-border{

  border-right:
  1px solid rgba(0,0,0,0.06);
}

/* =========================
   td
========================= */
.spec-table td{

  color:#555;

  font-size:13px;
}

/* =========================
   スクロール案内
========================= */
.scroll-note{

  display:none;
}

/* =========================
   スマホ
========================= */
@media(max-width:768px){

  .spec-table{

    min-width:1400px;
  }

  .scroll-note{

    display:block;

    margin-top:10px;

    text-align:right;

    font-size:13px;

    color:#777;
  }

}
/* =========================
   カタログ
========================= */
.catalog-page{
    padding:80px 0;
    padding-bottom:40px;
}

.catalog-grid{
    display:grid;

    grid-template-columns:
    repeat(auto-fit,minmax(160px,180px));

    justify-content:center;

    gap:40px 30px;
}

.catalog-card{
    text-decoration:none;
    color:#222;
    text-align:center;
    transition:.3s;
    max-width:180px;
    margin:0 auto;
    width:140px;
    cursor:pointer;
}

.catalog-card:hover{
    transform:translateY(-8px);
}

.catalog-image{
    overflow:hidden;
    margin-bottom:15px;
    width:100%;
    max-height:260px;
    object-fit:contain;

    background:#fff;
    padding:10px;

    border-radius:8px;

    box-shadow:
    0 8px 20px rgba(0,0,0,.08);

    transition:.3s;
}

.catalog-image img{
    width:100%;
    height:auto;
    display:block;
    transition:.3s;
}

.catalog-card:hover .catalog-image{

    transform:translateY(-8px);

    box-shadow:
    0 15px 35px rgba(0,0,0,.15);

}

.catalog-card h3{
    font-weight:700;
    line-height:1.4;

    font-size:15px;
    font-weight:700;

    margin-top:12px;

    transition:.3s;
}
.catalog-page .container{
    max-width:1200px;
    margin:0 auto;
}
.catalog-card:hover h3{
    color:#0b72c9;
}
.catalog-pdf{
    display:inline-block;

    margin-top:5px;

    font-size:11px;

    color:#888;

    letter-spacing:.1em;
}
@media(max-width:1200px){

.catalog-grid{
    grid-template-columns:repeat(4,1fr);
}

}

@media(max-width:900px){

.catalog-grid{
    grid-template-columns:repeat(3,1fr);
}

}

@media(max-width:768px){

.catalog-grid{
    grid-template-columns:repeat(2,1fr);
    gap:25px 15px;
}

.catalog-card h3{
    font-size:14px;
}

}
/* =========================
   お問い合わせ
========================= */
.contact-page{

  padding:100px 0;
}

/* =========================
   説明
========================= */
.contact-intro{

  width:1000px;

  max-width:100%;

  margin:60px auto;

  text-align:center;
}

.contact-intro p{

  font-size:17px;

  line-height:2.2;

  color:#555;
}

/* =========================
   TEL/FAX
========================= */
.contact-info-box{

  width:1200px;

  max-width:92%;

  margin:80px auto;

  padding:50px;

  border-radius:28px;

  background:
  rgba(255,255,255,0.85);

  display:flex;

  align-items:center;

  justify-content:space-between;

  gap:50px;

  box-shadow:
  0 15px 35px rgba(0,0,0,0.05);
}

.contact-label{

  display:inline-block;

  padding:10px 22px;

  border-radius:999px;

  background:#dff3fb;

  color:#1c75bc;

  font-size:16px;

  font-weight:700;

  margin-bottom:24px;
}

.contact-tel,
.contact-fax{

  font-size:42px;

  font-weight:700;

  color:#1d2d3d;

  line-height:1.7;
}

.contact-tel span,
.contact-fax span{

  color:#1c75bc;
}

.contact-info-image img{

  width:320px;

  border-radius:20px;
}

/* =========================
   フォーム
========================= */
.contact-form-wrap{

  width:1100px;

  max-width:92%;

  margin:100px auto 0;

  padding:60px;

  border-radius:30px;

  background:
  rgba(255,255,255,0.82);

  backdrop-filter:blur(8px);

  box-shadow:
  0 15px 35px rgba(0,0,0,0.05);
}
.contact-info-box,
.contact-form-wrap{

  width:1200px;

  max-width:92%;

  margin-left:auto;

  margin-right:auto;

  box-sizing:border-box;
}
.contact-form-wrap{

  background:
  rgba(255,255,255,0.96);

  box-shadow:
  0 25px 60px rgba(0,0,0,0.08),
  0 10px 25px rgba(0,0,0,0.04);

  border:
  1px solid rgba(255,255,255,0.9);
}
.contact-form-wrap h3{

  font-size:42px;

  margin-bottom:18px;

  text-align:center;
}

.form-note{

  text-align:center;

  color:#666;

  margin-bottom:50px;

  font-size:16px;
}

/* form */
.contact-form{

  display:flex;

  flex-direction:column;

  gap:28px;
}

.form-group{

  display:flex;

  flex-direction:column;

  gap:12px;
}

.form-group label{

  font-size:16px;

  font-weight:700;

  color:#1d2d3d;
}

/* input */
.form-group input,
.form-group select,
.form-group textarea{

  width:100%;

  min-height:64px;

  padding:18px 20px;

  border:
  1px solid rgba(0,0,0,0.08);

  border-radius:16px;

  background:#fff;

  box-shadow:
  inset 0 2px 6px rgba(0,0,0,0.03),
  0 4px 10px rgba(0,0,0,0.03);

  font-size:16px;

  line-height:1.5;

  box-sizing:border-box;

  transition:.3s;
}

.form-group textarea{

  resize:vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus{

  outline:none;

  border:
  1px solid #1c75bc;

  box-shadow:
  0 0 0 4px rgba(28,117,188,0.08);
}

/* ボタン */
.form-submit{

  margin-top:20px;

  text-align:center;
}

.form-submit button{

  width:320px;

  max-width:100%;

  height:64px;

  border:none;

  border-radius:999px;

  background:
  linear-gradient(
    90deg,
    #5aa4df,
    #1c75bc
  );

  color:#fff;

  font-size:18px;

  font-weight:700;

  cursor:pointer;

  transition:.3s;
}
.form-group select{

  appearance:none;

  -webkit-appearance:none;

  -moz-appearance:none;

  background-image:
  url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%231d2d3d' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

  background-repeat:no-repeat;

  background-position:right 18px center;

  background-size:18px;

  padding-right:50px;
}
.form-submit button:hover{

  transform:translateY(-3px);

  box-shadow:
  0 15px 30px rgba(28,117,188,0.25);
}

/* =========================
   スマホ
========================= */
@media(max-width:768px){

  .contact-page{

    padding:70px 0;
  }

  .contact-intro{

    margin:40px auto;
  }

  .contact-intro p{

    font-size:15px;
  }

  .contact-info-box{

    flex-direction:column;

    padding:32px 24px;

    gap:30px;

    text-align:center;
  }

  .contact-tel,
  .contact-fax{

    font-size:28px;

    line-height:1.8;
  }

  .contact-info-image img{

    width:100%;
  }

  .contact-form-wrap{

    padding:35px 24px;
  }

  .contact-form-wrap h3{

    font-size:30px;

    line-height:1.5;
  }

  .form-note{

    font-size:14px;
  }

  .form-group input,
  .form-group select,
  .form-group textarea{

    font-size:15px;

    padding:16px;
  }

  .form-submit button{

    height:58px;

    font-size:16px;
  }

}
/* =========================
   確認
========================= */
.confirm-list{

  display:flex;

  flex-direction:column;

  gap:24px;
}

.confirm-item{

  border-bottom:
  1px solid rgba(0,0,0,0.06);

  padding-bottom:24px;
}

.confirm-label{

  font-size:15px;

  font-weight:700;

  color:#1c75bc;

  margin-bottom:10px;
}

.confirm-value{

  font-size:16px;

  line-height:2;

  color:#333;
}

/* ボタン */
.confirm-buttons{

  display:flex;

  gap:20px;

  justify-content:center;

  margin-top:50px;
}

.back-btn,
.send-btn{

  width:280px;

  height:60px;

  border:none;

  border-radius:999px;

  font-size:16px;

  font-weight:700;

  cursor:pointer;
}

.back-btn{

  background:#f1f1f1;

  color:#333;
}

.send-btn{

  background:
  linear-gradient(
    90deg,
    #5aa4df,
    #1c75bc
  );

  color:#fff;
}

/* thanks */
.thanks-wrap{

  text-align:center;
}

.thanks-wrap h2{

  font-size:48px;

  margin-bottom:30px;
}

.thanks-wrap p{

  font-size:18px;

  line-height:2;

  color:#555;

  margin-bottom:40px;
}

.thanks-btn{

  display:inline-flex;

  align-items:center;

  justify-content:center;

  width:320px;

  height:64px;

  border-radius:999px;

  text-decoration:none;

  color:#fff;

  font-size:18px;

  font-weight:700;

  background:
  linear-gradient(
    90deg,
    #5aa4df,
    #1c75bc
  );
}

/* スマホ */
@media(max-width:768px){

  .confirm-buttons{

    flex-direction:column;
  }

  .back-btn,
  .send-btn{

    width:100%;
  }

  .thanks-wrap h2{

    font-size:32px;

    line-height:1.5;
  }

  .thanks-wrap p{

    font-size:15px;
  }
  /* タイトルセクション */
  .contact-page .section-head{

    margin-bottom:30px;
  }

  .contact-page .section-head h2{

    font-size:34px;

    margin-bottom:18px;
  }

  .contact-page .section-head p{

    font-size:15px;

    line-height:1.9;

    margin-bottom:0;
  }

  /* 説明 */
  .contact-intro{

    margin:25px auto 40px;
  }

  .contact-intro p{

    font-size:15px;

    line-height:2;

    margin-bottom:16px;
  }

}
/* =========================
   会社概要
========================= */
.company-page{

  padding:10px 0;
}

/* =========================
   company
========================= */
.company{

}

.company-inner{

  width:1400px;

  max-width:92%;

  margin:auto;

  display:grid;

  grid-template-columns:1.2fr 1fr;

  gap:50px;

  align-items:start;
}

/* 左 */
.company-info{

  background:
  rgba(255,255,255,0.88);

  border-radius:30px;

  padding:50px;

  box-shadow:
  0 15px 35px rgba(0,0,0,0.05);
}

.company-info h2{

  font-size:42px;

  margin-bottom:40px;
}

/* row */
.company-info .row{

  display:grid;

  grid-template-columns:180px 1fr;

  border-bottom:
  1px solid rgba(0,0,0,0.06);

  padding:24px 0;

  gap:24px;
}

/* label */
.company-info .label{

  font-size:15px;

  font-weight:700;

  color:#1c75bc;
}

/* value */
.company-info .value{

  font-size:15px;

  line-height:2;

  color:#444;
}

/* map */
.company-map{

  position:sticky;

  top:120px;
}

.company-map iframe{

  width:100%;

  height:1000px;

  border:none;

  border-radius:30px;

  box-shadow:
  0 15px 35px rgba(0,0,0,0.05);
}

/* =========================
   工場団地
========================= */
.factory-map-section{

  margin-top:140px;
}

/* 工場マップ画像 */
.factory-map-image{

  width:1200px;

  max-width:92%;

  margin:60px auto 0;

  display:flex;

  justify-content:center;
}

.factory-map-image img{

  width:100%;

  max-width:900px;

  height:auto;

  display:block;

  border-radius:24px;

  box-shadow:
  0 15px 35px rgba(0,0,0,0.05);
}
/* =========================
   スマホ
========================= */
@media(max-width:768px){

  .company-page{

    padding:70px 0;
  }

  .company-inner{

    grid-template-columns:1fr;

    gap:40px;
  }

  .company-info{

    padding:32px 24px;
  }

  .company-info h2{

    font-size:32px;

    margin-bottom:28px;
  }

  .company-info .row{

    grid-template-columns:1fr;

    gap:10px;

    padding:18px 0;
  }

  .company-map{

    position:relative;

    top:auto;
  }

  .company-map iframe{

    height:400px;
  }

  .factory-map-section{

    margin-top:80px;
  }

}
/* ========================================
   技術リンク
======================================== */
.spec-links{

  width:1400px;

  max-width:92%;

  margin:70px auto 0;

  display:grid;

  grid-template-columns:
  repeat(3,1fr);

  gap:30px;
}

/* btn */
.spec-link-btn{

  display:flex;

  align-items:center;

  justify-content:space-between;

  padding:24px 34px;

  border-radius:999px;

  background:
  linear-gradient(
    90deg,
    #62aee8,
    #1c75bc
  );

  color:#fff;

  text-decoration:none;

  transition:0.3s;

  box-shadow:
  0 10px 25px rgba(28,117,188,0.15);
}

/* hover */
.spec-link-btn:hover{

  transform:translateY(-4px);

  box-shadow:
  0 15px 30px rgba(28,117,188,0.25);
}

/* text */
.spec-link-btn .text{

  font-size:24px;

  font-weight:700;

  letter-spacing:0.05em;
}

/* icon */
.spec-link-btn .icon{

  position:relative;

  width:70px;

  height:40px;
}

/* circle */
.spec-link-btn .circle{

  position:absolute;

  right:0;

  top:2%;

  transform:translateY(-50%);

  width:40px;

  height:40px;

  border:
  2px solid rgba(255,255,255,0.8);

  border-radius:50%;
}

/* arrow */
.spec-link-btn .arrow-svg{

  position:absolute;

  top:50%;

  left:5px;

  width:70px;

  height:40px;

  transform:translateY(-50%);

  stroke:#fff;

  stroke-width:2.5;

  fill:none;
}

/* ========================================
   スマホ
======================================== */
@media(max-width:768px){

  .spec-links{

    grid-template-columns:1fr;

    gap:20px;

    margin-top:50px;
  }

  .spec-link-btn{

    padding:20px 26px;
  }

  .spec-link-btn .text{

    font-size:20px;
  }

}
.product-links{

    margin-top:30px;

    display:flex;
    flex-wrap:wrap;

    gap:10px;

    align-items:center;
}

.link-label{

    font-size:14px;
    font-weight:700;

    color:#333;
}

.product-links a{

    display:inline-flex;

    align-items:center;

    padding:8px 18px;

    border-radius:30px;

    background:#fff;

    border:1px solid #1f7ed6;

    color:#1f7ed6;

    text-decoration:none;

    font-size:14px;

    font-weight:700;

    transition:.3s;
}

.product-links a:hover{

    background:#1f7ed6;

    color:#fff;
}
/* =========================================
   商品開発
========================================= */

.product-dev{

    padding:90px 0;
}

.product-dev .container{

    max-width:1200px;

    width:90%;

    margin:0 auto;
}
/* =========================================
   タイトル
========================================= */

.product-head{

    display:grid;

    grid-template-columns:280px 1fr;

    gap:50px;

    align-items:start;

    margin-bottom:45px;
}

.product-en{

    display:block;

    font-size:18px;

    color:#444;

    margin-bottom:8px;
}

.product-head-left h2{

    font-size:60px;

    color:#23324b;

    margin:0;
}

.product-head-right{

    padding-top:8px;
}

.product-head-right p{

    font-size:18px;

    line-height:1.8;

    margin-bottom:8px;
}



/* =========================================
   ブロック
========================================= */

.dev-block{

    align-items:start;

    display:grid;

    grid-template-columns:170px 70px 1fr;

    gap:30px;

    scroll-margin-top:100px;

    padding:28px;

    margin-bottom:40px;

    background:#fff;

    border:1px solid #d8e6f5;

    border-radius:22px;

    box-shadow:0 8px 20px rgba(0,0,0,.05);
}



/* =========================================
   課題
========================================= */

.problem-box{

    background:#fff6f6;

    border-radius:20px;

    text-align:center;

    padding:28px 15px;

    height:88%;
}

.problem-title{

    color:#d63b3b;

    font-size:18px;

    font-weight:700;

    margin-bottom:28px;
}

.problem-box img{

    width:82px;

    margin-bottom:22px;
}

.problem-box h3{

    font-size:18px;

    color:#333;

    line-height:1.4;

    margin:0;
}

.problem-content{

    display:block;
}

/* =========================================
   →
========================================= */

.problem-arrow{

    display:flex;

    justify-content:center;

    align-items:center;

    font-size:56px;

    color:#1b75bc;

    height:100%;


}



/* =========================================
   解決
========================================= */
.solution-box{

    display:flex;

    flex-direction:column;

    justify-content:flex-start;

    align-items:flex-start;

}

.solution-box h2{

    margin:0 0 20px;

    padding:0;

    line-height:1.2;

    font-weight:700;
    margin-bottom:25px;

    text-align:left;

    font-size:26px;

    color:#1b75bc;

}



/* =========================================
   商品・事例
========================================= */

.solution-columns{

    display:grid;

    grid-template-columns:1fr 1fr;

    gap:40px;

    align-items:flex-start;


}

.solution-column{

    display:flex;

    flex-direction:column;
}

.solution-description{

    text-align:left;

    margin-top:18px;
}

/* =========================================
   ラベル
========================================= */

.image-label{

    display:inline-block;

    align-self:flex-start;

    padding:8px 22px;

    background:#1b75bc;

    color:#fff;

    border-radius:999px;

    font-size:15px;

    font-weight:700;

    margin-bottom:15px;
}



/* =========================================
   画像
========================================= */

.solution-column img{

    width:100%;

    display:block;

    border-radius:16px;

    margin-bottom:18px;
}



/* =========================================
   説明
========================================= */

.solution-column p{

    font-size:16px;

    margin-bottom:10px;

    text-align:left;

    line-height:1.8;
}

/* =========================================
   メッセージ
========================================= */

.product-message{

    margin-top:35px;

    text-align:center;

    color:#1b75bc;

    font-size:18px;

    font-weight:600;

    line-height:1.8;
}

/* =========================================
   SP
========================================= */

@media(max-width:900px){

.product-dev{

    padding:60px 0;
}


.product-head{

    grid-template-columns:1fr;

    gap:20px;
}

.product-head-left h2{

    font-size:40px;
}

.product-head-right p{

    font-size:15px;
}


.dev-block{

    grid-template-columns:1fr;

    gap:20px;

    padding:20px;
    scroll-margin-top:90px;
}


.problem-arrow{

    transform:rotate(90deg);

    font-size:40px;
}


.problem-box{

    padding:18px;
}


.problem-box img{

    width:65px;
}


.problem-box h3{

    font-size:24px;
}


.solution-box h2{

    font-size:32px;

    margin-bottom:18px;
}


.solution-columns{

    grid-template-columns:1fr;

    gap:25px;
}


.solution-column p{

    font-size:15px;

    line-height:1.8;
}
.problem-box{

    padding:18px 20px;
}

.problem-content{

    display:flex;

    align-items:center;

    justify-content:center;

    gap:18px;
}

}
.required{

    color:#e53935;

    font-size:0.9em;

    font-weight:700;

    margin-left:4px;
}