.hero-simple {
  position: relative;
  width: 100vw;
  height: 60vh;
  min-height: 320px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-bg-image {
  position: absolute;
  top: 0; left: 0;
  width: 100vw;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  pointer-events: none;
  filter: brightness(0.85); /* ほんのり暗く */
}

.hero-simple-text {
  position: relative;
  z-index: 2;
  width: 100%;
  text-align: center;
  color: #fff;
  text-shadow: 0 4px 24px rgba(0,0,0,0.28);
}

.hero-simple-text h1 {
  font-size: 3rem;
  font-weight: bold;
  letter-spacing: 0.06em;
  margin: 0;
}

@media (max-width: 768px) {
  .hero-simple {
    height: 32vw;
    min-height: 120px;
  }
  .hero-simple-text h1 {
    font-size: 2rem;
  }
}

.hero-simple-text h3.hero-desc {
  max-width: 700px;   /* PC最大幅 */
  width: 90vw;        /* スマホ等は画面幅の90% */
  margin: 1.2rem auto 0;
  font-size: 1.3rem;
  font-weight: 500;
  line-height: 1.7;
  color: #fff;
  text-shadow: 0 2px 12px rgba(0,0,0,0.18);
  background: rgba(255,255,255,0.27);
  border-radius: 6px;
}
@media (max-width: 768px) {
  .hero-simple-text h3.hero-desc {
    max-width: 98vw;   /* ほぼ全幅 */
    font-size: 1.05rem; /* 文字サイズも調整 */
    padding: 0 2vw;
  }
}