@media (max-width: 768px) {
    /* =============== #HEADER */
  /* .wrap-header::before,
.wrap-header::after {
  z-index: -1; 
} */
  /* đẩy background mờ xuống dưới */
  .wrap-header {
    height: auto;
  }
  .header {
    padding: 10px 5%;
    z-index: 1000;
    /* position: relative; */
  }

  nav {
    position: absolute;
    top: 60px;
    left: 0;
    width: 100%;
    background: white;
    display: none;
    flex-direction: column;
    align-items: center;
    border-top: 1px solid #eee;
    padding: 20px 0;
    z-index: 999;
    opacity: 1;
  }

  nav.active {
    display: flex;
    z-index: 999;
  }

  nav ul {
    flex-direction: column;
    gap: 20px;
  }

  .menu-toggle {
    display: block;
  }
  .hotline {
    display: none; /* Ẩn hotline trên mobile, có thể cho vào menu nếu cần */
  }
  .hero {
    max-height: auto;
    margin-top: 50px;
    display: block;
  }
  .hero .hero-text {
    margin: auto auto;
  }

  .hero .main-content {
    flex-direction: column;
    text-align: center;
    justify-content: center;
    gap: 20px;
  }

  .hero-img img {
    width: 100%;
    max-width: 100%;
    border-radius: 20px;
  }

  .hero-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
  }

  .hero-text p {
    font-weight: 600;
    font-size: 2rem;
  }
  .hero .actions {
    display: flex;
    justify-content: center;
    align-items: center;
  }
  .btn.btn-cta-contact {
    display: flex;
    align-items: center;
    /* text-align: center; */
    text-align: center;
    height: 50px;
    max-width: 200px;
    padding: 2px 20px;
    font-size: 1.8rem;
    font-weight: 700;
    border-radius: 60px;
  }
  /* =============== #ISSUE ===========*/
  .issue{
    /* height: auto; */
    padding: 40px 0;
    background-color: #fff;
  }
  .issue .title{
    font-size: 2.5rem;
    font-weight: 700;
  }
  .issue .issue-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    justify-items: center;
}
.issue .issue-card {
    position: relative;
    width: auto;
    height: 250px;
    background: #fff;
    border-radius: 40px;
    overflow: hidden;
    box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.25);
}
.issue .issue-card h3.desc {
    font-size: 2rem;
    font-weight: 600;
}
.issue .issue-summary p{
    font-size: 2rem;
    font-weight: 600;
    line-height: 1.5;
    padding: 30px 4%;
}

/* ================SOLUTION============ */


.solution .sol-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 50px 0;
    padding: 0;
  }
  .solution h2.sol-title{
    font-size: 2.6rem;
    font-weight: 700;
  }
  .solution .sol-card h3.title{
    font-size: 2rem;
    font-weight: 700;
  }
  .solution .sol-card .desc{
    font-size: 1.8rem;
    font-weight: 500;
  }
  .solution .sol-video .vid-wrap{
    height: 250px;
    width: 100%;
  }
.solution .sol-card.sol-card5-mobile{
  display: block ;
}
.solution .sol-card.sol-card5-web{
  display: none ;
}
/* ==============WHY CHOOSE US */
#why-choose img{
  max-width: 180px;
}
#why-choose .difference-box{
  flex-direction: column;
}
.toppilife-difference .title p{
  font-size: 2.8rem;
  font-weight: 700;
  color: #000;
}
#why-choose .product{
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
#why-choose .benefits p{
  font-size: 1.8rem;
  font-weight: 500;
}
#why-choose .benefit .number{
  width: 40px;
  height: 40px;
  padding: 15px;
}
/* table */
.toppilife-compare .table-wrapper{
  overflow: hidden;
  overflow-x: auto;
  white-space: nowrap;
}
.toppilife-compare .table-wrapper th{
  font-size: 1.8rem;
  font-weight: 700;
}
 .toppilife-compare .table-wrapper td{
    font-weight: 500;
    font-size: 1.6rem;
}
.feature-grid {
    grid-template-columns: 1fr;
    padding: 0 25px;
  }
.feature-grid .feature-card p{
  font-size: 1.5rem;
  font-weight: 600;
}
/* ==================== Certificate ========== */
.certificates h2{ 
  font-size: 2.8rem;
  font-weight: 700;
}
/* ==================Survey ================ */
.survey {
  padding: 0 40px;
}
.survey h2 {
  font-size: 2.8rem;
  font-weight: 700;
}
.survey-card p {
  font-size: 2rem;
  font-weight: 600;
}
/* ==================== Feedback=============== */
.feedback h2{
  font-size: 2.8rem;
  font-weight: 700;
}
.feed-video .sol-video {

}
.feed-video  .vid-wrap {
  height: 250px;
    width: 100%;
}
/* ==================== FAQ ================= */
.faq-section{
  margin: 30px 0;
}
.faq-section h2 {
  font-size: 2.8rem;
  font-weight: 700;
}
.faq-question {
  font-size: 1.9rem;
  font-weight: 600;
}
.faq-answer {
  font-size: 1.6rem;
  line-height: 1.8rem;
  font-weight: 500;
}
.warranty-card p {
  font-size: 1.6rem;
  font-weight: 700;
}
/* =================== Wanrnaty ================*/
.warranty {
  /* padding: 0 40px; */
  margin: 30px 0;
}
.warranty h2 {
  font-size: 2rem;
  font-weight: 700;
}
/* =================== Contact ============== */
.cta.contact {
  border-radius: 0;
}
.cta h2 p{
  font-size: 2.8rem;
  font-weight: 700;
}

.cta div.desc p {
  font-size: 1.6rem;
  font-weight: 500;
}
/* ==================== Introlduce ===========*/
.introduce {

}
.introduce .intro-text {
  max-width: 70%; /* giới hạn text */
}
.introduce .intro-text h2 p{
  font-size: 3rem;
  font-weight: 700;
}
.introduce .intro-text .desc p{
  font-size: 1.8rem;
  font-weight: 600;
  color: #000;
}

/* =============FOOTER =========*/

/* .footer-title {
  font-size: 2.8rem !important;
  font-weight: 700;
}
footer .footer-top {
    flex-direction: column;
    text-align: center;
  } */
   .footer-title {
  font-size: 2.8rem !important;
  font-weight: 700;
}
.footer-top {
    flex-direction: column;
    text-align: center;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }
.footer-left .material-symbols-outlined {
  font-size: 1.8rem;
}
  .footer-right {
    text-align: center;
  }


  /* end resp */
}
/* Tablet */
@media (min-width: 768px) {
  .solution .sol-grid {
    display: grid;
    gap: 30px;
    grid-template-columns: repeat(2, 1fr);
  }
  .solution .sol-card.sol-card5-web {
    grid-column: span 2;
     /* chỉ áp dụng trên desktop */
  }
}

/* Desktop */
@media (min-width: 1024px) {
  .solution .sol-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
  }


  .solution .sol-card.sol-card5-web {
    grid-column: span 2;
     /* chỉ áp dụng trên desktop */
  }
}