/* ===== BASE ===== */
body {
  margin: 0;
  font-family: sans-serif;
  background: #fff;
  color: #111;
}

/* ===== HERO ===== */
.hero {
  width: 100%;
  text-align: center;
}

.hero img {
  width: 50%;
  height: auto;
  object-fit: cover;
  object-position: center;
  display: inline-block;
}

/* ===== BUTTON ===== */
.buttons {
  text-align: center;
  padding: 40px 0;
}

.button {
  display: inline-block;
  margin: 10px;
  padding: 12px 20px;
  border: 1px solid #111;
  text-decoration: none;
  color: #111;
  background: transparent;
  transition: all 0.2s ease; /* ← 微調整 */
}

.button:hover {
  background: #111;
  color: #fff;
}

.button.attention {
  opacity: 0.6;
}

/* ===== CONTACT ===== */
.contact {
  text-align: center;
  padding: 60px 20px;
}

.icon-row {
  display: flex;
  justify-content: center;
  gap: 30px;
  align-items: center;
}

.icon-row img {
  width: 32px;
  height: 32px;
  transition: transform 0.2s ease;
}

.icon-row a:hover img {
  transform: scale(1.2);
}

/* ===== ATTENTION PAGE ===== */
.container {
  max-width: 600px;
  margin: 0 auto;
  padding: 80px 20px;
}

h1 {
  font-weight: normal;
  letter-spacing: 2px;
  margin-bottom: 40px;
}

h2 {
  font-weight: normal;
  margin-top: 60px;
  margin-bottom: 20px;
  font-size: 14px;
  letter-spacing: 1px;
}

p {
  line-height: 1.9; /* ← 少し上げた（読みやすさ） */
  margin-bottom: 20px;
}

ul {
  padding-left: 0;
  list-style: none;
}

li {
  margin-bottom: 12px;
  line-height: 1.9;
}

/* ===== BACK 2択 ===== */
.back-links {
  margin-top: 80px;
  display: flex;
  justify-content: space-between;
  max-width: 400px;
}

.back-links a {
  text-decoration: none;
  color: #111;
  border-bottom: 1px solid #111;
  padding-bottom: 2px;
  transition: opacity 0.2s ease;
}

.back-links a:hover {
  opacity: 0.5;
}

/* ===== FADE ===== */
.fade {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

/* ===== MOBILE ===== */
@media (max-width: 768px) {

  /* HERO */
  .hero img {
    width: 90%;
  }

  /* BUTTON */
  .button {
    padding: 16px 24px;
    font-size: 14px;
  }

  .buttons {
    padding: 60px 0;
  }

  /* CONTACT */
  .contact {
    padding: 80px 20px;
  }

  .icon-row {
    gap: 40px;
  }

  .icon-row img {
    width: 40px;
    height: 40px;
  }

  /* ATTENTION */
  .container {
    padding: 60px 20px;
  }

  /* BACK */
  .back-links {
    max-width: 100%;
    padding: 0 20px;
  }

}