@charset "UTF-8";
/* ====== 共通 ====== */
.wrapper {
  max-width: 1000px;
  margin: 0 auto;
  padding: 80px 20px;
}





html {
  font-size: 100%;
}

body {
  background-color: #0b1624; /* 黒ベース */
  color: #e0f7ff; /* 淡い水色系文字 */
  font-family: "Helvetica Neue", "Segoe UI", Arial, sans-serif;
  line-height: 1.7;
  font-size: 0.875rem;
}


a {
  color: #00ffff;
  text-decoration: none;
  transition: 0.3s;
  font-size: 0.875rem;
}
a:hover {
  color: #00bfff;
}

img {
  max-width: 100%;
  vertical-align: bottom;
}

li {
  list-style: none;
}

.logo a {
  display: block;
}


.logo a {
  font-family: 'Orbitron', sans-serif; 
  font-size: 3.2rem;
  letter-spacing: 0.15em;
  font-weight: 900;
  color: #00c6ff; /* ネオンブルー */
  text-shadow: 0 0 8px rgba(0, 198, 255, 0.6);
  text-transform: uppercase;
   width: 100px;
  margin-right: 60px;
}



.section-title {
  font-weight: normal;
  line-height: 1;
  margin-bottom: 50px;
}

/*擬似要素を使って下線を引く*/

.section-title::after {
  content: "";
  width: 40px;
  height: 1px;
  background-color: #e0f7ff; /* 淡い水色系文字 */
  display: block;
}

/*「display: inline-block;」を設定してブロック化することで、
改行されてmargin-bottomが使用できるようになる
*/
.section-title .en {
 display: block;
 font-size: 2.25rem;
 letter-spacing: 0.3rem;
 margin-bottom: 10px;
}

.section-title .ja {
  display: block;
  font-size: 0.875rem;
  margin-bottom: 36px;
}

/*
横幅を設定するための共通クラス
*/
.wrapper {
  width: 100%;
  max-width: 1032px;
  padding: 0 16px;
  margin: 0 auto;
}

/*header*/
#header {
  height: 80px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

#header .inner {
  display: flex;
  align-items: center;
}

#header .inner ul {
  display:  flex;
  align-items: center;
}

#header .inner li {
  margin-right: 30px;
}

#header .inner li:last-child {
  margin-right: 0;
}

#header .contact {
  width: 200px;
  height: 80px;
  line-height: 80px;
  background-color: #00ffff;
  color: #002a4e;
  font-size: 0.75rem;
  display: inline-block;
  text-align: center;
}

#header .contact:hover {
  background-color:#00bfff;
;
  color: #fff;
}

/*mainvisual*/

#mainvisual {
  margin-bottom: 120px;
}

/*メインビジュアルを画面の高さに合わせる
headerの高さが80pxあるので、100vhから80px分だけマイナスする*/

#mainvisual img {
  width: 100%;
  height: calc(100vh - 80px);
  object-fit: cover;
}


#mainvisual {
  position: relative;
}

#mainvisual::after {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: linear-gradient(180deg, rgba(0, 17, 31, 0.6), rgba(18, 30, 42, 0.9));
}


.img {
  position: relative;
  overflow: hidden;
  isolation: isolate; /* ← これが重要！ */
}

/* 光エフェクト */
.img::before,
.img::after {
  pointer-events: none;
  position: absolute;
  content: "";
  inset: 0;
  z-index: 2;
  mix-blend-mode: screen;
}

/* 光を画像にだけ反映させる（他要素に影響させない） */
.img img {
  position: relative;
  z-index: 1;
}

/*about*/

#about {
  display: flex;
  margin-bottom: 120px;
}

#about .img {
  width: 55%;
}

#about .img img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

#about .text {
  width: 45%;
  padding: 180px 5% 0 5%;
}

#about .text p {
  line-height: 2.2;
}


/*business*/

#business {
  margin-bottom: 120px;
}
#business .flex {
  display: flex;
  justify-content: space-between;
  padding: 0 10%;
}
#business .flex .left {
  width: 46%;
  margin-top: 100px;
}
#business .flex .right {
  width: 46%;
}
#business .flex .item {
  margin-bottom: 50px;
}
#business .flex .item:last-child {
  margin-bottom: 0;
}
#business .flex .title {
  font-weight: bold;
  margin: 0 0 10px 18px;
  position: relative;
}
/*
疑似要素でタイトルの横線を引く
*/
#business .flex .title::before {
  content: "";
  width: 8px;
  height: 1px;
  background-color: #e0f7ff;
  position: absolute;
  top: 50%;
  left: -18px;
}

/*company*/
/*テキストと画像はpositionを使って配置
子要素の「position: absolute;」で高さがなくなるため、
「height: 750px;」を指定して高さを確保
*/
#company {
  height: 750px;
  display: flex;
  align-items: center;
  position: relative;
}

#company .text {
  width: 55%;
  background-color: #1a2738;
  padding: 100px 8% 100px 6%;
  position: absolute;
  left: 0;
  margin-top: 50px;
  margin-bottom: 50px;
}

#company .img {
  width: 53%;
  position: absolute;
  top: 115px;
  right: 0;
}

#conpamy .img img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

#company .info {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
}

#company .info dt {
  width: 20%;
  margin-top: 10px;
}

/*1つめのdtにはmargin-topを設定しない
*/
#company .info dt:first-of-type {
  margin-top: 0;
}

#company .info dd {
  width: 80%;
  margin-top: 10px;
}

/*
1つめのddにはmargin-topを設定しない
*/

#company .info dd:first-of-type {
  margin-top: 0;

}

#company .info .add {
  margin-left: 20%;
}





/* ===============================
   会社概要ページ
=============================== */
#company {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  background: radial-gradient(circle at top left, rgba(0, 100, 255, 0.15), transparent);
  border-top: 1px solid rgba(0, 255, 255, 0.2);
  border-bottom: 1px solid rgba(0, 255, 255, 0.2);
}

#company .info dt {
  color: #00ffff;
  font-weight: bold;
  margin-top: 10px;
}
#company .info dd {
  margin-left: 0;
  margin-bottom: 10px;
  color: #e0f7ff;
}




/* ====== CONTACTページ ====== */


#contact .lead {
  margin-bottom: 50px;
    text-align: center;
  line-height: 1.8;
}

#contact .section-title {
  margin-top: 50px;
}

.form-frame {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 0 50px rgba(0,255,255,0.1);
  margin-bottom: 50px;
}


/* ===============================
   フッター
=============================== */

#footer {
  align-items: center;
  justify-content: space-between;
  padding: 40px 0;
}

#footer .logo {
  margin-right: 0;
}

#footer .copyright {
  font-size: 0.635rem;
}


#footer {
  color: #a0dfff;
  text-align: center;
  padding: 30px 0;
  border-top: 1px solid rgba(0, 255, 255, 0.2);
}
#footer .logo {
  color: #00ffff;
  font-size: 1.2rem;
  margin-bottom: 10px;
}

#header,
#footer {
  background:linear-gradient(90deg, #00111f, #002a4e);
  border-top: 1px solid rgba(0, 255, 255, 0.2);
  border-bottom: 1px solid rgba(0, 255, 255, 0.2);
}

/* ▼ 初期状態：PCでは非表示 ▼ */
.sp-only {
  display: none;
}

/*sp*/

@media screen and (max-width: 900px) {
  .logo a {
    width: 80px;
    margin: 8px 0;
    font-size: 1.6rem;

  }
  .section-title {
    margin-bottom: 34px;
  }

  .section-title .ja {
    margin-bottom: 24px;
  }

  /*header*/

  #header .inner {
    flex-direction: column;
    align-items: flex-start;
  }

  #header .contact {
    display: none;
  }


  .sp-only {
    display: block;
  }

  /*mainvisual*/
  #mainvisual {
    margin-bottom: 80px;
  }


/*about*/
#about {
  flex-direction: column;
  margin-bottom: 80px;
}

#about .img {
  width: 100%;
  margin-bottom: 30px;
}

#about .img img {
  height: 300px;
}

#about .text {
  width: 100%;
  padding: 0 16px;
}

/*business*/
#business {
  margin-bottom: 80px;
  }

  #business .flex {
    flex-direction: column;
    padding: 0;
  }

  #business .flex .left {
    width: 100%;
    margin: 0 0 30px 0;
  }

  #business .flex .right {
    width: 100%;
  }

  #business .flex .item {
    text-align: center;
    margin-bottom: 30px;
  }

  #business .flex .title{
    text-align: left;
  } 

  /*company*/

    /*
  「position: static;」でrelativeを解除
  */
  #company {
    height: auto;
    flex-direction: column;
    position: static;
  }

  /*
  「position: static;」でabsoluteを解除
  */
  #company .text {
    width: 100%;
    padding: 40px 20px;
    margin-bottom: 20px;
    position: static;
  }
/*
  「position: static;」でabsoluteを解除
  */

  #company .img {
    width: 100%;
    padding: 0;
    position: static;
  }

  #company .info {
    flex-direction: column;
  }

  #company .info dt {
    width: 100%;
    margin-top: 20px;
  }

  #company .info dd {
    width: 100%;
    margin-top: 5px;
    padding-left: 14px;
  }

  #copmpany .info dd:first-of-type {
    margin-top: 5px;
  }

  #company .info .add {
    margin-left: 0;
  }

 
 
  /*footer*/

  #footer .flex {
    flex-direction: column;
    align-items: flex-start;
  }

  #footer .flex .logo {
    margin-bottom: 10px;
  }


}