body {
  margin: 0;
  font-family: "Noto Sans JP", sans-serif;
  background: #f4f8fc;
  color: #111;
  text-align: center;
}

.hero-img {
  width: 100%;
  height: auto;
  object-fit: contain;
  display: block;
  mask-image: url("mask-wave-bottom-ellipse.svg");
  -webkit-mask-image: url("mask-wave-bottom-ellipse.svg");
  mask-size: 100% 100%;
  -webkit-mask-size: 100% 100%;
  mask-repeat: no-repeat;
  mask-position: top;
}

.content {
  padding: 30px 16px;
}

h1 {
  margin-bottom: 6px;
  font-size: 24px;
}

.title {
  color: #666;
  font-size: 16px;
  margin-bottom: 20px;
}

.btn {
  display: block;
  margin: 12px auto;
  padding: 12px 24px;
  width: 80%;
  max-width: 360px;
  border-radius: 40px;
  background-color: #5ca0f2;
  color: white;
  font-weight: 600;
  font-size: 16px;
  text-decoration: none;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  transition: background 0.3s ease;
}
.btn:hover {
  background-color: #3b85d6;
}

.social {
  margin-top: 20px;
}
.social img {
  width: 42px;
  height: 42px;
  margin: 0 10px;
}

.info-card {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
  justify-content: center;
}

.info-box {
  background: #ffffff;
  border: 1px solid #dbe3ec;
  border-radius: 12px;
  padding: 14px 18px;
  flex: 1 1 300px;
  max-width: 350px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}

.info-label {
  font-size: 0.85rem;
  color: #808080;
  margin-bottom: 4px;
  display: block;
}

.info-value {
  font-size: 1rem;
  font-weight: 500;
  color: #111111;
  word-break: break-word;
}

@media (min-width: 300px) {
  .info-box {
    max-width: 100%;
    width: 100%;
  }
}