@charset "utf-8";

/* tab
-------------------------------------------------------------- */
.tab-menu button {
  flex: 1;
  padding: 16px;
  border: none;
  background: var(--color-palegray);
  color: var(--color-darkgreen);
  font-size: 3.2rem;
  font-weight: 300;
  line-height: 1;
  letter-spacing: 2px;
  opacity: .5;
  cursor: pointer;
  transition: all 0.3s;
}

.tab-menu button:hover,
.tab-menu button.active {
  opacity: 1;
}

.tab-content {
  display: none;
  padding: 80px 0 160px;
  margin-bottom: 160px;
  background: var(--color-palegray);
}

.tab-content.active {
  display: block;
}

@media (max-width: 767px) {
  .tab-menu button {
    padding: 15px;
    font-size: 2rem;
    letter-spacing: 1px;
  }
  
  .tab-content {
    padding: 50px 0 100px;
    margin-bottom: 100px;
  }  
}

/* case
-------------------------------------------------------------- */
#case {
  padding: 144px 0;
}

.tab-content .ttl_h2_jp {
  margin-bottom: 40px;
}

#case .ttl_square {
  position: relative;
  padding: 0 0 16px 24px;
  color: var(--color-lightgreen);
  font-size: 1.9rem;
  font-weight: 500;
}

#case .ttl_square::before {
  position: absolute;
  top: 0;
  left: 0;
  content: "■";
}

#case p {
  font-weight: 300;
  line-height: 1.7;
}

#case li {
  position: relative;
  padding-left: 20px;
  font-weight: 300;
  line-height: 1.7;
}

#case li::before {
  position: absolute;
  top: 10px;
  left: 8px;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--color-black);
  content: "";
}

#case figure {
  padding: 32px 60px;
  background: #fff;
}

#case figure img {
  width: 100%;
}

@media (max-width: 767px) {
  #case {
    padding: 80px 0;
  }

  .tab-content .ttl_h2_jp {
    margin-bottom: 30px;
  }
  
  #case .ttl_square {
    padding: 0 0 10px 25px;
    font-size: 1.8rem;
  }
  
  #case li::before {
    top: 12px;
    left: 5px;
  }
  
  #case figure {
    padding: 15px 20px;
  }
}