/* =====================
   🌌 全体
===================== */
body {
  margin: 0;
  font-family: sans-serif;
  color: white;
  background: #0d0d0d;
}

/* =====================
   🌌 背景（うっすらネオン）
===================== */
.bg {
  position: fixed;
  inset: 0;
  z-index: -1;

  background:
    radial-gradient(circle at 20% 30%, rgba(0,200,255,0.08), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(255,0,120,0.08), transparent 40%),
    #0d0d0d;
}

/* =====================
   🔥 ヘッダー
===================== */
.header {
  text-align: center;
  padding: 40px 20px 10px;
}

.logo {
  width: 120px;
}

h1 {
  margin: 10px 0 0;
  font-size: 32px;
  text-shadow: 0 0 12px #00ccff;
}

/* =====================
   🎮 グリッド
===================== */
.container {
  display: grid;
  gap: 25px;
  padding: 20px;
  max-width: 1100px;
  margin: auto;

  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

/* =====================
   🎮 カード
===================== */
.game {
  display: flex;
  flex-direction: column;

  background: #1a1a1a;
  border-radius: 16px;
  overflow: hidden;

  transition: 0.25s;
}

.game:hover {
  transform: translateY(-6px);
  box-shadow: 0 0 20px rgba(0, 200, 255, 0.25);
}

/* =====================
   🖼 サムネ
===================== */
.thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: contain; /* ←これに変える */
  background: #000;    /* ←余白が黒になる */
}

/* =====================
   📄 情報
===================== */
.info {
  padding: 15px;
  text-align: left;
}

.info h2 {
  margin: 0 0 8px;
}

/* 説明文 */
.desc {
  font-size: 14px;
  color: #aaa;
  line-height: 1.5;
  margin-bottom: 12px;
}

/* =====================
   ▶ ボタン
===================== */
.play-btn {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 20px;

  background: #00ccff;
  color: black;
  font-weight: bold;
  text-decoration: none;

  transition: 0.2s;
}

.play-btn:hover {
  background: #00aacc;
}