<style>
body {
  margin: 0;
  color: #333;
  line-height: 1.6;
}

.container {
  max-width: 1100px;
  margin: auto;
  padding: 40px 20px;
}

/* ===== HERO ===== */
.hero {
  background: linear-gradient(180deg, #f5f5f5 0%, #eeeeee 100%);
  padding: 30px 20px;
}

.hero-inner {
  max-width: 1200px;
  margin: auto;
  display: flex;
  align-items: center;
  gap: 50px;
}

.hero-text {
  flex: 1;
}

.hero-text h1 {
  font-size: 34px;
  line-height: 1.6;
  margin-bottom: 20px;
}

.hero-video {
  flex: 1;
}

.hero-video iframe {
  width: 100%;
  height: 320px;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.hero-desc {
  margin-top: 15px;
  font-size: 14px;
  line-height: 1.8;
  color: #666;
  max-width: 500px;
}

/* 高さを揃える */
.hero-inner {
  align-items: stretch;
}

/* 左カラムを縦並びに */
.hero-text {
  display: flex;
  flex-direction: column;
}

/* バナーを下に配置 */
.hero-banner {
  margin-top: auto;
}

/* バナー見た目 */
.hero-banner img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
}

/* 動画高さを安定させる（任意だけどおすすめ） */
.hero-video iframe {
  height: 100%;
  aspect-ratio: 16 / 9;
}

/* ===== キャッチ ===== */
.hero__catch {
  font-size: 22px;
  font-weight: bold;
  color: #333;
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}

/* ===== チェック ===== */
.check {
  margin: 20px 0;
  padding: 0;
}

.check li {
  list-style: none;
  margin-bottom: 10px;
  padding-left: 24px;
  position: relative;
  font-size: 20px;
  line-height: 1.8;
  font-weight: 500;
}

.check li::before {
  content: "✔";
  position: absolute;
  left: 0;
  color: #3cb371;
}

/* ===== バッジ ===== */
.badge {
  display: inline-block;
  background: #e60023;
  color: #fff;
  font-size: 12px;
  padding: 4px 8px;
  border-radius: 4px;
}

.ver5 {
  position: relative;
  display: inline-block;
  padding-top: 18px;
  margin-left: 5px;
}

.ver5 .badge {
  position: absolute;
  top: -10px;
  left: 0;
}

/* ===== セクション ===== */
.section {
  padding: 20px 0;
}

.section.gray {
  background: #fafafa;
}

.lead {
  font-size: 16px;
  margin: 0 auto 40px;
}

.ver5-section {
  color: #333;
}

.ver5-section h2,
.ver5-section h3 {
  color: #000;
}

.ver5-section p {
  color: #555;
}

/* ===== FEATURES ===== */
.features {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.feature {
  flex: 1 1 30%;
  background: #fff;
  padding: 20px;
  border-radius: 10px;
  text-align: center;
}

.features {
  display: flex;
  gap: 30px;
  max-width: 1000px;
  margin: 40px auto;
  padding: 0 16px;
}

.feature {
  flex: 1;
  background: #fff;
  padding: 24px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.12);
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature p {
  text-align: left;

/* ホバーで浮く */
.feature:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.15);
}

/* NEWバッジ */
.feature .badge {
  position: absolute;
  top: -10px;
  left: 20px;
  background: #e60023;
  color: #fff;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 20px;
}

}
/* タイトル */
.feature h3 {
  margin-top: 10px;
  font-size: 18px;
  margin-bottom: 10px;
  transition: color 0.3s ease;
  text-align: center;
}

/* ホバー時にタイトル色変化（任意） */
.feature:hover h3 {
  color: #e60023;
}

/* 本文 */
.feature p {
  font-size: 14px;
  line-height: 1.7;
  color: #555;
}

/* ===== スマホ対応 ===== */
@media (max-width: 768px) {
  .features {
    flex-direction: column;
  }
}

/* ===== CTA ===== */
.cta {
  text-align: center;
  background: #f5f5f5;
  padding: 60px 20px;
}

/* ===== ボタン ===== */
.btn {
  display: inline-block;
  padding: 14px 24px;
  text-decoration: none;
  font-weight: bold;
}

.btn-primary {
  background: #e60023;
  color: #fff;
}

.link-btn {
  display: inline-block;
  padding: 12px 24px;
  border: 2px solid #e60023;
  color: #e60023;
  text-decoration: none;
  font-weight: bold;
  border-radius: 4px;
}

.ver5-link {
  text-align: center;
  margin-top: 40px;
}

/* ===== バナー ===== */

-section {
  padding: 30px 20px;
}

.banner-box {
  max-width: 1000px;
  margin: auto;
  display: flex;
  align-items: center;
  gap: 30px;
  background: #f5f5f5;
  border-radius: 12px;
  padding: 30px;
  margin-bottom: 40px
}

.banner-text {
  flex: 1;
}

.banner-img {
  flex: 1;
}

.banner-img img {
  width: 100%;
  border-radius: 8px;
}

/* ===== レスポンシブ ===== */
@media (max-width: 768px) {
  .hero-inner {
    flex-direction: column;
  }

  .hero-text h1 {
    font-size: 26px;
  }

  .hero-video iframe {
    height: 220px;
  }

  .banner-box {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .hero-text {
    display: block;
  }

  .hero-banner {
    margin-top: 20px;
  }
}

/* ===== キャンペーンバナー ===== */

.campaign-banner {
  max-width: 1000px;
  margin: 40px auto;
  padding: 0 16px; /* スマホ余白 */
}

.campaign-banner img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.1);
  transition: transform 0.3s ease;
}

.campaign-banner img:hover {
  transform: translateY(-4px);
}
</style>