@charset "utf-8";
html,body {
  background-color: #141D3B;
  font-family: "Yu Mincho", "游明朝", "YuMincho", "Hiragino Mincho ProN", "Hiragino Mincho Pro", "MS PMincho", serif;
  color: white;
}

/*header*/
header {
  width: 100%;
  height: 140px;
  padding: 0 40px;
  background: #141d3b;
  display: flex;
  align-items: center;
  justify-content: flex-start; /* ロゴ＋メニューを左寄せ */
  position: fixed;
  top: 0;
  border-bottom: 2px solid #fff;
  z-index: 999 !important; /* ← 強制的に最前面 */
  opacity: 1.0;
}

.logo img {
  height: 55px; /* ロゴサイズは調整してOK */
  width: auto;
  margin-top:5%;
}

nav {
  margin-left: 40px; /* ロゴとメニューの間隔 */
}

nav ul {
  list-style: none;
  display: flex;
  font-size: 25px;
  margin: 0;
  padding: 0;
}

nav ul li a {
  font-family: "Yu Mincho", "游明朝", "YuMincho", "Hiragino Mincho ProN", "Hiragino Mincho Pro", "MS PMincho", serif;
  padding: 10px 15px;
  color: #fff;
  text-decoration: none;
  transition: 0.2s;
}

nav ul li a:hover {
  text-decoration: underline;
}
/*header end*/

.performers {
  position: relative;
  z-index: 5;
  text-align: center;
  margin-left: auto;
  margin-right: auto;
  padding-top: 3rem;
  width: 95%;
}

.title {
  width: 95%;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 3rem;
  margin-top: 20%;
}

.title h1 {
  position: absolute;
  font-size: 4rem;
  margin-top: 30px;
  margin-bottom: 2rem;
}

.title p {
  padding-top: 5rem;
  left: 0;
  text-align: left;
  font-size: 13px;
}

p.name {
  width: 100%;
  font-size: clamp(16px, 10vw, 24px);
  font-weight: 600;
  text-align: center;
}

.grid {
  display: grid;
  flex-wrap: wrap;
  grid-template-columns: 1fr 1fr;
  width: 100%;
  margin-top: 2rem;
  margin-bottom: 3rem;
  grid-gap: auto;
  margin-left: auto;
  margin-right: auto;
}
.item {
  margin-bottom: 15vw;
}

.item img {
  width: 95%;
  box-shadow: 3px 3px 8px 4px rgba(121, 121, 121, 0.45);
  border-radius: 5px;
}

.item:hover img {
  opacity: 0.6;
  transition-duration: 0.3s;
}

/* POPUP */
input[type="checkbox"] {
  display: none;
}

.popup-overlay {
  display: none;
}

input[type="checkbox"]:checked + label + .popup-overlay {
  display: block;
  z-index: 9999;
  background-color: rgba(0, 0, 0, 0.6);
  position: fixed;
  width: 100%;
  height: 100vh;
  top: 0;
  left: 0;
}

.popup-window {
  width: 90vw;
  max-width: 560px;
  padding: 20px;
  background-color: #1f2033;
  border-radius: 6px;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.popup-text {
  font-size: large;
  text-align: center;
}

.popup-text1 {
  font-size: medium;
  text-align: center;
}

.popup-close {
  cursor: pointer;
  position: absolute;
  top: -26px;
  right: 0;
  font-size: 1.5rem;
}

.popup-image{
  display: flex;
  justify-content: center;
  gap: 60px; 
}


/* 768px以上 iPad*/
@media (min-width: 768px) {
  /*header*/
header {
  width: 100%;
  height: 140px;
  padding: 0 40px;
  background: #141d3b;
  display: flex;
  align-items: center;
  justify-content: flex-start; /* ロゴ＋メニューを左寄せ */
  position: fixed;
  top: 0;
  border-bottom: 2px solid #fff;
  z-index: 999 !important; /* ← 強制的に最前面 */
  opacity: 1.0;
}

.logo img {
  height: 55px; /* ロゴサイズは調整してOK */
  width: auto;
  margin-top:5%;
}

nav {
  margin-left: 40px; /* ロゴとメニューの間隔 */
}

nav ul {
  list-style: none;
  display: flex;
  font-size: 25px;
  margin: 0;
  padding: 0;
}

nav ul li a {
  padding: 10px 15px;
  color: #fff;
  text-decoration: none;
  transition: 0.2s;
}

nav ul li a:hover {
  text-decoration: underline;
}
  p.name {
    font-size: 1.1rem;
  }
    .title h1 {
    position: absolute;
    font-size: 5rem;
    color: white;
    margin-top: -5%;
    margin-bottom: 2rem;
  }
}


/* 1080px以上 PC*/
@media (min-width: 1000px) {

/*header*/
header {
  width: 100%;
  height: 80px;
  padding: 0 40px;
  background: #141d3b;
  display: flex;
  align-items: center;
  justify-content: flex-start; /* ロゴ＋メニューを左寄せ */
  position: fixed;
  top: 0;
  border-bottom: 2px solid #fff;
  z-index: 999 !important; /* ← 強制的に最前面 */
  opacity: 1.0;
}

.logo img {
  height: 45px; /* ロゴサイズは調整してOK */
  width: auto;
  margin-top:5%;
}

nav {
  margin-left: 40px; /* ロゴとメニューの間隔 */
}

nav ul {
  list-style: none;
  display: flex;
  font-size: 20px;
  margin: 0;
  padding: 0;
}

nav ul li a {
  padding: 10px 15px;
  color: #fff;
  text-decoration: none;
  transition: 0.2s;
}

nav ul li a:hover {
  text-decoration: underline;
}
  .title {
    width: 80%;
    margin-left: auto;
    margin-right: auto;
    margin-top: 10%;
  }


  .title h1 {
    position: absolute;
    font-size: 5rem;
    color: white;
    margin-bottom: 2rem;
    margin-top: 20px;
  }

  .title p {
    padding-top: 8rem;
    left: 0;
    text-align: left;
    font-size: 1rem;
  }

  p.name {
    font-size: 1.5rem;
    position: relative;
    text-align: center;
  }


  .grid {
    display: grid;
    flex-wrap: wrap;
    grid-template-columns: 1fr 1fr 1fr;
    width: 80%;
    margin-top: 2rem;
    margin-bottom: 3rem;
    grid-gap: auto;
    margin-left: auto;
    margin-right: auto;
  }

  footer {
    text-align: right;
  }

  .footer {
    width: 90%;
    font-size: 3rem;
    z-index: 0;
    font-weight: bold;
  }

  .rights {
    width: 90%;
    z-index: 0;
  }

}