.image-container{
  position: relative;
  display: block;
  width: 100%;
  text-align: center;
}

.image-container img{
  width: 100%;
  height: auto;
  display: block;
}

.overlay{
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  color: white;
}

.abhome{
  font-size: 54px;
  font-weight: 700;
  color: var(--color-back02);
}

.luxury{
  font-size: 28px;
  letter-spacing: 0.33em;
  color: var(--color-back02);
}

.gthieu,
.dich-vu,
.sp-noibat{
  background-color: var(--color-back01);
  text-align: center;
  color: var(--color-main);
  padding: 90px;
  margin: 0;
}

.dong1{
  font-size: 36px;
  font-weight: 700;
}

.dong2{
  font-size: 16px;
  width: 60%;
  margin: 25px auto 65px;
  line-height: 1.5;
}

.text-anh{
  font-size: 20px;
  font-weight: 600;
  margin-top: 15px;
}

.gthieu .image-table{
  width: 75%;
  margin: 0 auto;
}

.line-table{
  width: 100%;
  display: flex;
  justify-content: space-between; 
  padding-bottom: 28px;
}

.line-table img{
  height: 250px;
}


.hai-dichvu{
  display: flex;
  gap: 75px;
}

.text-dichvu{
  font-size: 24px;
  font-weight: 600;
  color: var(--color-back02);
  transition: transform 0.3s;
}

.text-dichvu:hover{
  transform: scale(1.01);
}

.sp-noibat .image-table{
  width: 95%;
  margin: 65px auto 0;
}

.sp{
  background-color: var(--color-back02);
  width: 20%;                
  padding: 20px 20px 0;
}

.sp img{
  width: 100%;
  display: block;
}

.sp .text-sp{
  margin: 30px;
  font-size: 18px;
}


.xemthem{
  background-color: var(--main-text-click);
  display: inline-block;
  font-size: 18px;
  color: var(--color-back01);
  border-radius: 26px;
  padding: 10px 30px;
  text-decoration: none;
  margin-top: 30px;
  transition: all 0.3s ease;
}

.xemthem:hover{
  color: #BDB8AE;
}

@media (max-width: 992px){

  /* padding section mềm hơn */
  .gthieu,
  .dich-vu,
  .sp-noibat{
    padding: clamp(28px, 6vw, 90px);
  }

  /* hero text */
  .abhome{ font-size: clamp(28px, 6vw, 54px); }
  .luxury{
    font-size: clamp(14px, 2.6vw, 28px);
    letter-spacing: clamp(0.12em, 2vw, 0.33em);
  }

  /* heading/desc */
  .dong1{ font-size: clamp(22px, 3.2vw, 36px); }
  .dong2{
    width: min(720px, 92%);
    font-size: clamp(14px, 1.6vw, 16px);
    margin: 18px auto clamp(28px, 5vw, 65px);
  }

  /* gthieu: cho wrap 2 cột */
  .line-table{
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
  }
  .gthieu .line-table > div{
    width: calc(50% - 8px);
  }

  /* dịch vụ: 2 cột -> tự xuống */
  .hai-dichvu{
    flex-wrap: wrap;
    gap: clamp(16px, 4vw, 75px);
  }
  .hai-dichvu .image-container{
    flex: 1 1 420px;
  }
  .text-dichvu{
    font-size: clamp(16px, 2.4vw, 24px);
    padding: 0 12px;
    line-height: 1.3;
    text-wrap: balance;
  }

  /* sp nổi bật: 4 -> 2 */
  .sp-noibat .image-table{
    width: 100%;
    margin-top: clamp(22px, 5vw, 65px);
  }
  .sp{
    width: calc(50% - 12px);
  }
}

@media (max-width: 576px){

  /* gthieu: 2 -> 1 */
  .gthieu .line-table > div{
    width: 100%;
  }

  /* sp: 2 -> 1 */
  .sp{
    width: 100%;
  }

  .xemthem{
    font-size: 16px;
    padding: 10px 22px;
  }
}

/* iPhone 12 & màn nhỏ hơn (~390px) */
@media (max-width: 430px){
  /* Banner đầu trang */
  .abhome{
    font-size: clamp(24px, 7vw, 30px);
    padding-top: 50px;
  }

  .luxury{
    font-size: clamp(12px, 3vw, 16px);
    letter-spacing: 0.16em;
  }

  /* Các section chính co padding lại cho đỡ “nặng” nhưng vẫn giữ nền/màu */
  .gthieu,
  .dich-vu,
  .sp-noibat{
    padding: 28px 18px 36px;
  }

  .dong1{
    font-size: 20px;
  }

  .dong2{
    width: 100%;
    font-size: 14px;
    margin: 16px auto 26px;
  }

  /* Box giới thiệu sản phẩm */
  .gthieu .image-table{
    width: 100%;
  }

  .text-anh{
    font-size: 18px;
  }

  /* 2 box dịch vụ: giữ chồng dọc như hiện tại, chỉ thu padding text */
  .hai-dichvu .image-container{
    max-width: 100%;
  }

  .text-dichvu{
    font-size: 16px;
    padding: 0 10px;
  }

  /* Sản phẩm nổi bật */
  .sp-noibat .image-table{
    width: 100%;
  }

  .sp{
    padding: 16px 16px 0;
  }

  .sp .text-sp{
    margin: 18px 8px 26px;
    font-size: 15px;
  }

  .xemthem{
    font-size: 15px;
    padding: 8px 20px;
  }
}