@charset "UTF-8";

/* common
---------------------------------------*/

.marker {
  background: linear-gradient(transparent 50%, #fff000 50%);
}

.mincho{
  font-family: "Hiragino Mincho Pro";
}

.pc {
  display: block;
}
.sp {
  display: none;
}
.inner {
  width: 1080px;
  margin: 0 auto;
}
.flex {
  display: flex;
  justify-content: space-between;
}

@media screen and (max-width: 768px) {
  .pc {
    display: none;
  }
  .sp {
    display: block;
  }
  .inner {
    width: 90%;
    margin: 0 auto;
  }
  .flex {
    display: block;
    justify-content: space-between;
  }
}

/* 共通ボタン
---------------------------------------*/
.btn {
  text-align: center;
}

.btn a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 500px;
  max-width: 100%;
  background: linear-gradient(90deg, #1be7f5 0%, #2483f8 50%, #1be7f5 100%);
  background-size: 200% 100%;
  background-position: 0% 0%;
  color: #fff;
  font-size: 24px;
  font-weight: 800;
  padding: 20px 0;
  border-radius: 150px;
  text-decoration: none;
  border: 5px solid #fff;
  transition: background-position 0.4s ease, transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 10px 15px rgba(36, 131, 248, 0.3);
}

.btn a:hover {
  color: #fff;
  background-position: 100% 0%;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(36, 131, 248, 0.4);
}

.btn a span {
  font-size: 14px;
  margin-left: 5px;
}

/* ボタン レスポンシブ */
@media screen and (max-width: 768px) {
  .btn a {
      width: 100%;
      max-width: 366px;
      font-size: 18px;
      padding: 17px 20px;
      box-shadow: 2px 5px 10px rgba(0, 0, 0, 0.35);
  }

  .btn a span {
      font-size: 12px;
  }
}

@media screen and (max-width: 480px) {
  .btn a {
      max-width: 300px;
      font-size: 16px;
      padding: 15px 15px;
  }
}

/* header
---------------------------------------*/

header {
  background: #000;
  color: #fff;
  text-align: center;
  padding: 10px 0;
  font-size: 14px;
  letter-spacing: 2px;
}

@media (max-width: 768px) {
  header {
    font-size: 10px;
    letter-spacing: 1px;
  }
}

/* footer
---------------------------------------*/
.footer {
    width: 100%;
    font-size: 14px;
    text-align: center;
    padding: 10px 0;
}

/* footer responsive */
@media screen and (max-width: 768px) {
  .footer {
    font-size: 12px;
}
}



/* ====================================
   アニメーション（スクロール連動）
==================================== */

/* 初期状態（非表示） */
.fade-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

/* 表示状態（スクロールで発火） */
.fade-up.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* 遅延クラス */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }
.delay-7 { transition-delay: 0.7s; }
.delay-8 { transition-delay: 0.8s; }
.delay-9 { transition-delay: 0.9s; }
.delay-10 { transition-delay: 1.0s; }
.delay-11 { transition-delay: 1.1s; }
.delay-12 { transition-delay: 1.2s; }

/* アニメーション時間 */
.duration-fast { transition-duration: 0.5s; }
.duration-normal { transition-duration: 0.8s; }
.duration-slow { transition-duration: 1.2s; }