* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  background: #f0f2f5;
}

.container {
  padding: 20px;
  width: 100%;
  max-width: 520px;
  height: 100vh;
  display: flex;
  align-items: center;
  margin-inline: auto;
}

.card {
  background: #fff;
  width: 100%;
  border-radius: 12px;
  padding: 60px 1em;
  text-align: center;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

.logo {
  margin: 0 auto 1em;
  max-width: 180px;
  text-align:center;

}
.logo img{
  width: 100%;
  height: auto;
  margin: auto;
  
}

h1 {
  font-size: 1.6rem;
  font-weight: 700;
  color: #111;
  margin-bottom: 16px;
}

p {
  font-size: 0.95rem;
  color: #666;
  line-height: 1.8;
}

.divider {
  width: 40px;
  height: 2px;
  background: #ddd;
  margin: 32px auto;
}

.contact {
  font-size: 0.875rem;
  color: #888;
}

.contact a {
  color: #4a6cf7;
  text-decoration: none;
}

.contact a:hover {
  text-decoration: underline;
}

@media screen and (max-width: 768px){
  .container {
    margin-block: 10% auto;
    height: auto;
  }
  .logo {
    max-width: 120px;
  }
  h1 {
    font-size: 1.2rem;
  }
  p {
    font-size: 0.875rem;
    line-height: 1.8;
  }

}