/* --------------------
  共通設定
-------------------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: #000;
  color: #fff;
  font-family: 'Segoe UI', sans-serif;
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

a {
  text-decoration: none;
  color: #eee;
  transition: color 0.3s;
}

a:hover {
  color: #00e0ff;
}


/* --------------------
  フッター
-------------------- */
footer {
  background-color: #111;
  color: #fff;
  padding: 2rem 1rem;
  font-size: 0.9rem;
  text-align: center;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
}

footer nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding: 0;
}

footer nav ul li a {
  color: #aaa;
  transition: color 0.3s;
}

footer nav ul li a:hover {
  color: #fff;
}

/* --------------------
  ヒーローセクション
-------------------- */
.hero-section {
  display: flex;
  justify-content: center;
  align-items: center;
  color: #fff;
  padding: 60px 40px;
  height: 30vh;
background:url("img/hero.jpg");
background-position:center;
background-size:cover;
background-color:rgba(0,0,0,0.5);
background-blend-mode:darken;
}

.hero-left {
  width: 50%;
  text-align: left;
}

.hero-left h1 {
  font-size: 2.5rem;
  font-weight: 800;
  color: #00e0ff;
  margin-bottom: 5px;
}

.tagline {
  font-size: 1.1rem;
  color: #ccc;
}

.hero-right {
  width: 50%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  animation: fadeInUp 1.4s ease;
}

/* --------------------
  イベントセクション
-------------------- */
.event-list-section {
  padding:60px 80px;
  background-color: #111;
}

.event-list-section h2 {
  font-size: 2rem;
  margin-bottom: 30px;
  color: #00e0ff;
}

/* 横スクロールイベントリスト */
.event-list {
  display: flex;
  gap: 30px;
  overflow-x: auto;
  padding-bottom: 10px;
}

/* イベントカード */
.event-card {
  flex: 0 0 auto;
  width: 240px;
  background-color: #1a1a1a;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 0 10px rgba(0, 224, 255, 0.05);
  backdrop-filter: blur(3px);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.event-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 0 16px rgba(0, 224, 255, 0.1);
}

.event-thumbnail {
  width: 100%;
  height: 140px;
  background-size: cover;
  background-position: center;
}

.event-info {
  padding: 15px;
}

.event-info h3 {
  font-size: 1rem;
  margin: 0 0 5px;
  color: #fff;
}

.event-info p {
  font-size: 0.85rem;
  color: #bbb;
  margin-bottom: 10px;
}

.btn-detail {
  display: inline-block;
  padding: 6px 12px;
  font-size: 0.9rem;
  color: #00e0ff;
  border: 1px solid #00e0ff;
  border-radius: 5px;
  transition: background 0.3s ease, color 0.3s ease;
}

.btn-detail:hover {
  background: #00e0ff;
  color: #000;
}

/* --------------------
  アニメーション
-------------------- */
@keyframes slideDown {
  0% {
    opacity: 0;
    transform: translateY(-20%);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(20px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 768px) {
.hero-left h1 {
  font-size: 1.5rem;
  font-weight: 800;
  color: #00e0ff;
  margin-bottom: 5px;
}
.hero-left {
min-width:100%;
}
.tagline {
  font-size: 0.8rem;
  color: #ccc;
}
.hero-right {
display:none;
}
  .event-list-section {
padding-left:10px;
padding-right:10px;
}
  .event-list {
    display: block; /* 横フレックスを解除 */
    overflow-x: visible; /* 横スクロールも解除 */
  }

  .event-card {
    width: 100%; /* 横幅いっぱいに */
    margin-bottom: 20px; /* カード間の間隔 */
  }

  .event-card:last-child {
    margin-bottom: 0;
  }
}