@media (min-width: 768px) {
    .main-container{
        width: 96%;
    }
    
    .pulse-button{
        width: 50px;
        height: 50px;
    } 
    .pulse-button img{
        width: 35px;
        height: 35px;
    }
}
.pulse-button {
    position: relative;
    width: 60px;
    height: 60px;
    margin: 20px 0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    cursor: pointer;
    animation: pulse-ring 1.5s infinite;
  }

  /* Icon bên trong */
  .pulse-button img {
    width: 40px;
    height: 40px;
    z-index: 2;
    animation: ring-shake 1.2s infinite ease-in-out;
  }

  /* Hiệu ứng lan tỏa */
  @keyframes pulse-ring {
    0% { box-shadow: 0 0 0 0 rgba(0, 195, 255, 0.6); }
    70% { box-shadow: 0 0 0 25px rgba(0, 195, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 195, 255, 0); }
  }

  /* Hiệu ứng rung nhẹ giống chuông */
  @keyframes ring-shake {
    0% { transform: rotate(0deg) scale(1); }
    10% { transform: rotate(15deg) scale(1.05); }
    20% { transform: rotate(-10deg) scale(1.05); }
    30% { transform: rotate(8deg) scale(1.05); }
    40% { transform: rotate(-6deg) scale(1.05); }
    50% { transform: rotate(4deg) scale(1.05); }
    60% { transform: rotate(-3deg) scale(1.05); }
    70% { transform: rotate(2deg) scale(1.05); }
    80% { transform: rotate(-1deg) scale(1.05); }
    100% { transform: rotate(0deg) scale(1); }
  }
    /* Màu riêng cho từng nút */
  .zalo { animation: pulse-zalo 1.5s infinite; }
  .call { animation: pulse-call 1.5s infinite; }

  @keyframes pulse-zalo {
    0% { box-shadow: 0 0 0 0 rgba(0, 132, 255, 0.6); }
    70% { box-shadow: 0 0 0 25px rgba(0, 132, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 132, 255, 0); }
  }

  @keyframes pulse-call {
    0% { box-shadow: 0 0 0 0 rgba(0, 200, 0, 0.6); }
    70% { box-shadow: 0 0 0 25px rgba(0, 200, 0, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 200, 0, 0); }
  }
  /*  */
.btn-consult {
  margin-top: 10px;
  height: 76px;
  /* width: 100%; */
  max-width: 340px; /* tương đương lg:w-[340px] */
  font-size: 21px;
  font-weight: 700;
  margin-bottom: 10px;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 70px; /* full rounded */
  padding: 16px 44px !important;
  text-transform: uppercase;
  background: linear-gradient(184.88deg, #f7f200 4.18%, #feb928 96.35%);
  box-shadow: 0 4px 24px 0 #00000040;
  color: inherit;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

/* icon margin */
.btn-consult i {
  font-size: 1.125rem; /* text-lg */
  margin-left: 8px;
}

/* hover hiệu ứng nhẹ */
.btn-consult:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px 0 #00000050;
}

/* ===== HEADER ===== */
strong{
  font-weight: bold;
}
.wrap-header {
  width: 100%;
  height: 100vh;
  background-image: url("/img/bg-hero.png");
  opacity: 0.98;
  background-size: cover;
  background-position: right center;
  background-repeat: no-repeat;

  background-repeat: no-repeat;
}
.header {
  height: 55px;
  padding: 15px 0;
}
/*  */
/* background: linear-gradient(135deg, #eaf8ff 0%, #ffffff 60%); */
.wrap-header {
  width: 100%;
  height: 100vh;

  /* vừa có ảnh vừa có gradient */
  background: linear-gradient(
      135deg,
      rgba(234, 248, 255, 0.95) 0%,
      rgba(255, 255, 255, 0.6) 60%
    ),
    url("/img/bg-hero.png");
  /* linear-gradient(to right, rgba(255,255,255,0.7) 0%, rgba(255,255,255,0.3) 40%, rgba(255,255,255,0) 100%),
    url("/img/bg-hero.png"); */

  background-size: cover; /* đảm bảo ảnh phủ kín */
  background-position: center; /* căn giữa ảnh */
  background-repeat: no-repeat; /* không lặp */
  position: relative;
  overflow: hidden;
}

/* overlay ánh sáng mờ */
.wrap-header::before {
  content: "";
  position: absolute;
  top: -100px;
  left: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0, 200, 255, 0.25), transparent 70%);
  filter: blur(120px);
  z-index: 0;
}

.wrap-header::after {
  content: "";
  position: absolute;
  bottom: -150px;
  right: -150px;
  width: 500px;
  height: 500px;
  background: radial-gradient(
    circle,
    rgba(255, 192, 203, 0.25),
    transparent 70%
  );
  filter: blur(150px);
  z-index: 0;
}

/* nội dung nằm trên overlay */
.header,
.hero {
  position: relative;
  z-index: 1;
}

/* èd fix */
.header .main-content {
  height: 60px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  padding: 10px 0;
}
.header img.logo {
  object-fit: cover;
  /* width: 141px;
        height: 60px;  toi uu*/
  max-width: 181px;
  height: auto;
}
nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 30px;
}
nav ul li {
  padding: 5px;
  /* border: 1px solid #10b981; */
  cursor: pointer;
}
nav ul li a {
  /* font-family: ; */
  font-size: 2rem;
  font-weight: 600;
  text-decoration: none;
  color: #000;
  transition: color 0.3s;
}

nav ul li:hover a {
  /* color: #10b981; */
  color: #0ba84c;
}

.hotline {
  background: #0ba84c;
  color: #000;

  color: #fff;
  padding: 16px 24px;
  border-radius: 25px;
  font-weight: bold;
  white-space: nowrap;
}

/* ===== HERO ===== */
.hero {
  /* object-fit: cover; */
  height: calc(100vh - 80px);
  /* background-size: cover; */
  display: flex;
  align-items: center;
}
.hero .main-content {
  display: flex;
  align-items: center;
  justify-content: space-between;

  flex-wrap: wrap;
  gap: 40px;
  width: 100%;
  min-height: calc(100vh - 80px); /* thay vì height fix cứng */
}

.hero-text {
  flex: 6;
  /* min-width: 280px; */
  /* font-size: clamp(14px, 2vw, 18px); */
}

.hero-text h1 {
  margin-bottom: 20px;
  line-height: 1.4;
  /* font-size: clamp(22px, 5vw, 40px); */
  font-size: 5.6rem;
  font-weight: 700;
}
.hero-text .hero-title * {
  all: unset; /* loại bỏ inline style từ TinyMCE */
  font: inherit;
  color: inherit;
}
.hero-text h1 strong {
  /* color: #0ba84c; */
}

.hero-text p {
  font-size: 3.2rem;
  font-weight: 600;
  margin-bottom: 35px;
  color: #000;
}

.btn.btn-cta-contact {
  height: 79px;
  max-width: 285px;
  padding: 22px 44px;
  display: inline-block;
  background: linear-gradient(184.88deg, #f7f200 4.18%, #feb928 96.35%);

  color: #000;
  font-size: 2.6rem;
  font-weight: 700;
  /* padding: 15px 30px; */
  border-radius: 70px;
  text-decoration: none;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: 0.3s;
}

.btn:hover {
  background: #eab308;
}
.hero-img {
  flex: 4;
}
.hero-img img {
  /* max-width: 420px; */
  width: 100%;
  height: auto;
  border-radius: 40px;
}

/* ===== MOBILE MENU ===== */
.menu-toggle {
  display: none;
  font-size: 3.5rem;
  cursor: pointer;
  color: #0ba84c;
}

@media (max-width: 1024px) {
  nav ul {
    gap: 20px;
  }
  .hero-text h1 {
    font-size: 3.2rem;
  }
  .hero-text p {
    font-size: 1.6rem;
  }
}

.header {
  padding: 15px 5%;
}

/* ============ End header ========== */
/* ============ISSUE =============== */
.issue {
  position: relative;
  min-height: 1220px;
  width: 100%;
  background: url("/img/bg-issue.jpg") no-repeat center/cover;
  background-position: right top;
  padding: 40px 0;
  z-index: 100;
}
.issue::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, #ffffff80, transparent 70%);
  backdrop-filter: blur(40px);
  -webkit-backdrop-filter: blur(40px);
  opacity: 0.6;
  z-index: -1;
}
.issue .main-content {
}

.issue .title {
  text-align: center;
  font-size: 4.6rem;
  font-weight: 700;
  margin-bottom: 40px;
}

.issue .issue-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  justify-items: center;
}

.issue .issue-card {
  position: relative;
  /* max-width: 650px; */
  width: 100%;
  height: 316px;
  background: #fff;
  border-radius: 40px;
  overflow: hidden;
  box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.25);
}
/* overlay bằng pseudo-element */
.issue .issue-card::after{
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 55%; /* chỉnh chiều cao vùng màu */
  background: linear-gradient(
    to top,
    rgba(80,120,90,0.95),
    rgba(80,120,90,0.4) 60%,
    rgba(80,120,90,0)
  );
  pointer-events: none;
}

.issue .issue-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 40px;
}

.issue .issue-card h3.desc {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  font-size: 3.2rem;
  font-weight: 600;
  color: white;
  text-align: center;
  text-shadow: 2px 2px 6px rgba(0, 0, 0, 0.8);
  z-index: 2;
}
.issue .issue-summary {
  margin-top: 30px;
  height: 234px;
  width: 100%;
  background: linear-gradient(to right, #daf070, #7dffca);
  border-radius: 40px;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.issue .issue-summary  {
  font-size: 4rem;
  font-weight: 600;
  line-height: 1.2;
  color: #000;
  padding: 60px 8%;
  overflow: hidden;
}
/* ============SOLUTION============= */
.solution {
  padding: 30px 0;
  min-height: 1400px;
  background: url("/img/bg-solution.png") no-repeat;
  /* background-color: green; */
  background-size: cover;
  background-position: center;
}
.solution h2.sol-title {
  text-align: center;
  font-size: 4.6rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 60px;
}
.solution .sol-grid {
  display: grid;
  grid-template-columns: 3fr; /* Mobile: 1 cột */
  gap: 20px;
}

.solution .sol-card {
  /* background: rgba(255, 255, 255, .9); */
  width: 100%;
  /* min-height: 410px; */
  background: rgba(165, 223, 179, 0.9);
  border: 1px solid #daf070;
  border-radius: 20px;
  padding: 30px;
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
  transition: transform 0.3s ease;
}

.solution .sol-card:hover {
  transform: translateY(-10px);
}
.solution .sol-card .icon {
  /* font-size: 40px; */
  background-color: #fef08a;
  width: 70px;
  height: 70px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
  font-size: 2.8rem;
}
.solution .sol-card div.title {
  padding-top: 10px;
  font-size: 3rem;
  font-weight: 700;
  padding-bottom: 15px;
}
.solution .sol-card .desc {
  font-size: 2.4rem;
  font-weight: 500;
  line-height: 1.3;
}
/*  */
.solution .sol-video {
  margin: 50px 0;
  width: 100%;
  /* max-width: 100%; */
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 20px;
}

.solution .sol-video .vid-wrap {
  width: 100%;
  height: 650px;
  position: relative;
  display: inline-block;
  border-radius: 20px; /* bo góc giống Figma */
  padding: 10px; /* độ dày viền */
  background: linear-gradient(
    135deg,
    #08e9fc,
    #0464d4,
    #01dc82,
    #6b7adb,
    #315458,
    #564cdd
  );
  overflow: hidden; /* tránh iframe tràn ra ngoài bo góc */
}

.solution .sol-video .vid-wrap iframe {
  width: 100%;
  height: 100%;
  border: 0; /* bỏ border mặc định */
  border-radius: 15px; /* bo góc giống Figma */
  display: block; /* bỏ khoảng trống inline mặc định */
}
.solution .sol-card.sol-card5-mobile{
  display: none ;
}
.solution .sol-card.sol-card5-web{
  display: block ;
}

.sol-card {
  width: 100%;
  max-width: 100%;
}
/* ==================== Why choose ============*/
.toppilife-difference strong{
  /* font-weight: bold; */
}
.toppilife-difference {
  text-align: center;
  margin: 60px auto;
  /* max-width: 1000px; */
  width: 100%;
}

.toppilife-difference .title p {
  font-size: 4.6rem;
  font-weight: 700;
  margin-bottom: 30px;
}

.difference-box {
  display: flex;
  gap: 30px;
  align-items: center;
  justify-content: center;
  border: 1px solid #01DC82;
  border-radius: 16px;
  padding: 30px;
}

.product {
  flex: 1;
  text-align: center;
}

.product img {
  max-width: 260px;
}

.btn-consult {
  margin-top: 20px;
  background: #FDD835;
  border: none;
  padding: 12px 24px;
  font-weight: bold;
  /* border-radius: 30px; */
  cursor: pointer;
}

.benefits {
  flex: 2;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.benefit {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  /* background: #f4fef8; */
  background: linear-gradient(91.12deg, rgba(246, 250, 226, 0.5) 0.96%, rgba(60, 233, 132, 0.5) 100.65%);

  padding: 15px;
  border-radius: 15px;
  border: 2.5px solid #0BA84C33
}

.benefit .number {
  /* background: #01DC82; */
  background-color: #0BA84C;
  color: #fff;
  font-weight: bold;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;        /* tránh chữ kéo méo hình */
  flex-shrink: 0;
}
.benefit p{
  font-size: 2.4rem;
  font-weight: 500;
  text-align: left;
}

/* ----------- PHẦN BẢNG ----------- */
.toppilife-compare {
  margin: 60px auto;
  /* max-width: 1100px; */
  text-align: center;
}

.toppilife-compare h2 {
  font-size: 22px;
  color: #048439;

  margin-bottom: 25px;
  font-weight: bold;
}

.table-wrapper {
  overflow-x: auto;
}

table {
  border-collapse: collapse;
  width: 100%;
  border-radius: 12px;
  overflow: hidden;
}

th, td {
  font-size: 1.6rem;
  padding: 20px;
  text-align: center;
  border: 1px solid #eee;
}

thead th {
  color: #fff;
  font-weight: bold;
  /* font-weight: 700; */
  /* font-size: 1.8rem; */
}
th.criteria{
    background: #005A8C;
}
th.drug { background: #AF2925;
 }
th.supplement { background: #EF8200; }
th.spa { background: #106470;
 }
th.device { background: #0BA84C;
 }
/* =============feature ===========*/
.safe-features {
  /* max-width: 1100px; */
  margin: 60px auto;
  text-align: center;
  width: 100%;
}

.safe-features h2 {
  color: #048439;
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 40px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  border: 2px solid #01DC82;
  border-radius: 12px;
  padding: 30px 20px;
  background: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.feature-card .icon {
  margin-bottom: 20px;
}

.feature-card img {
  width: 60px;
  height: 60px;
}

.feature-card p {
  font-size: 1.6rem;
  font-weight: 600;
  line-height: 1.5;
  color: #222;
}
/* ==================== Certificate ========== */
.certificates {
    height: auto;
    position: relative;
    margin: 80px auto;
    text-align: center;
    padding: 60px 0px;
    background: linear-gradient(135deg, #f7fdfc, #f5eefe);
    overflow: hidden;
    border-radius: 12px;
  }

  .certificates::before {
    content: "";
    position: absolute;
    inset: 0;
    background: url("/img/bg-issue.jpg") no-repeat center/cover;
    opacity: 0.3; /* mờ nhẹ */
    z-index: -2;
  }

  .certificates::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(
      circle at top right,
      #ffffff80,
      transparent 70%
    );
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    opacity: 0.6;
    z-index: -1;
  }
  .certificates .main-content{
    z-index: 100;
  }
  .certificates h2 {
    font-size: 4.6rem;
    font-weight: 700;
    margin-bottom: 50px;
    color: #111;
    position: relative;
    z-index: 1; /* để nổi trên overlay */
  }

/* zoom */
/* popup overlay */
.modal {
  display: none; /* ẩn mặc định */
  position: fixed;
  z-index: 9999;
  padding-top: 60px;
  left: 0; top: 0;
  width: 100%; height: 100%;
  overflow: auto;
  background-color: rgba(0,0,0,0.9);
}

/* ảnh trong popup */
.modal-content {
  display: block;
  margin: auto;
  max-width: 90%;
  max-height: 90%;
  object-fit: contain; /* giữ nguyên tỉ lệ, không cắt */
  border-radius: 12px;
  box-shadow: 0 0 20px rgba(255,255,255,0.3);
}

/* caption (nếu cần) */
.caption {
  margin: 15px auto;
  text-align: center;
  color: #ccc;
  font-size: 18px;
}

/* nút close */
.close {
  position: absolute;
  top: 20px; right: 35px;
  color: #fff;
  font-size: 40px;
  font-weight: bold;
  cursor: pointer;
  transition: 0.2s;
}
.close:hover {
  color: #bbb;
}
/*  */
.swiper {
      width: 800px;
      height: 400px;
      margin: auto;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    }

    .swiper-slide img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }
/* ====================Survey ================*/
.survey {
  /* max-width: 1200px; */
  max-width: 100%;
  margin: 80px 0;
  text-align: center;
  padding: 15px 0;
}

.survey h2 {
  font-size: 4.6rem;
  font-weight: 700;
  margin-bottom: 50px;
  color: #111;
}

.survey-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.survey-card {
  background: #fff;
  border: 2px solid #ddd;
  border-radius: 12px;
  padding: 20px;
  transition: transform 0.3s ease;
}

.survey-card:hover {
  transform: translateY(-8px);
}

.survey-card p {
  margin-top: 15px;
  font-weight: 500;
  font-size: 2.8rem;
  color: #333;
  line-height: 1.5;
}

/* Circle */
.circle {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 22px;
  position: relative;
}

.circle span {
  position: absolute;
}

/* Màu từng card */
.survey-card.green { border-color: #22c55e; }
.survey-card.lime { border-color: #84cc16; }
.survey-card.yellow { border-color: #eab308; }
.survey-card.blue { border-color: #0ea5e9; }

/* Hiệu ứng progress bằng conic-gradient */
/* .survey-card.green .circle {
  background: conic-gradient(#22c55e 95%, #e5e7eb 0);
}
.survey-card.lime .circle {
  background: conic-gradient(#84cc16 100%, #e5e7eb 0);
}
.survey-card.yellow .circle {
  background: conic-gradient(#eab308 98%, #e5e7eb 0);
}
.survey-card.blue .circle {
  background: conic-gradient(#0ea5e9 92%, #e5e7eb 0);
} */

/* Responsive */
@media (max-width: 992px) {
  .survey-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 576px) {
  .survey-grid {
    grid-template-columns: 1fr;
  }
}
/* ====================Feedback ============== */
.feedback {
  padding: 80px 20px;
  text-align: center;
  background: linear-gradient(135deg, #e6f7f7, #f5f5fb);
}

.feedback h2 {
  font-size: 4.6rem;
  font-weight: 700;
  margin-bottom: 40px;
  color: #222;
}

/*  */
  .feed-video .sol-video {
  margin: 50px 0;
  width: 100%;
  /* max-width: 100%; */
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 20px;
  
}

.feed-video  .vid-wrap {
  margin: 20px 0px 40px;
  width: 100%;
  height: 650px;
  position: relative;
  display: inline-block;
  border-radius: 20px; /* bo góc giống Figma */
  padding: 10px; /* độ dày viền */
  background: linear-gradient(
    135deg,
    #08e9fc,
    #0464d4,
    #01dc82,
    #6b7adb,
    #315458,
    #564cdd
  );
  overflow: hidden; /* tránh iframe tràn ra ngoài bo góc */
}

.feed-video .vid-wrap iframe {
  width: 100%;
  height: 100%;
  border: 0; /* bỏ border mặc định */
  border-radius: 15px; /* bo góc giống Figma */
  display: block; /* bỏ khoảng trống inline mặc định */
}

.swiper {
      /* width: 800px; */
      width: 100%;
      height: 600px;
      margin: auto;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    }

    .swiper-slide img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }
/* ==================== FAQ ===================*/
.faq-section {
  max-height: 900px;
  margin: 80px 0;
  padding: 40px 0px;
  background: linear-gradient(135deg, #f8fdf7, #f3f0fe);
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.05);
}

.faq-section h2 {
  text-align: center;
  font-size: 4.6rem;
  font-weight: 700;
  margin-bottom: 40px;
  color: #111;
}

.faq-item {
  background: #fff;
  border-radius: 10px;
  margin-bottom: 12px;
  padding: 18px 20px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
  cursor: pointer;
  transition: all 0.3s ease;
}

.faq-item.active {
  border: 2px solid #27ae60;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: 2.8rem;
  color: #222;
}

.faq-icon {
  font-size: 20px;
  font-weight: bold;
  color: #333;
  transition: transform 0.7s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  color: #555;
  line-height: 2.8;
  font-size: 2rem;
  font-weight: 500;
  /* padding: 8px; */
  margin-top: 8px;
  transition: max-height 0.7s ease;
}

.faq-item.active .faq-answer {
  max-height: 200px; /* đủ để hiện nội dung */
}
/* ==================== Warranty ============= */
.warranty {
  max-width: 100%;
  margin: 80px 0;
  text-align: center;
  padding: 16px 0px;
}

.warranty h2 {
  font-size: 4.6rem;
  font-weight: 700;
  margin-bottom: 40px;
  color: #111;
}

.warranty-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.warranty-card {
  border: 2px solid #16a34a;
  border-radius: 12px;
  padding: 24px 16px;
  background: #fff;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.warranty-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 6px 15px rgba(0,0,0,0.1);
}

.warranty-card .icon {
  font-size: 40px;
  color: #16a34a;
  margin-bottom: 12px;
}

.warranty-card p {
  font-size: 2.4rem;
  font-weight: 700;
  color: #333;
  line-height: 1.5;
}

/* Responsive */
@media (max-width: 992px) {
  .warranty-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .warranty-card p{
    font-size: 1.6rem;
  }
}
@media (max-width: 576px) {
  .warranty-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .warranty-card p{
    font-size: 1.6rem;
  }
}
/* ====================Contact ============== */
.cta {
  background: url("/img/bg-solution.png") no-repeat center/cover;
  /* nếu không có ảnh thì dùng gradient */
  /* background: linear-gradient(135deg, #16a34a, #065f46); */
  color: #fff;
  padding: 80px 20px;
  text-align: center;
  border-radius: 12px;
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.3); /* overlay mờ để text nổi bật */
}

.cta-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.cta h2 p{
  font-size: 4.6rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.cta div.desc p{
  font-size: 2.6rem;
  font-weight: 500;
  line-height: 1.6;
  margin-bottom: 32px;
}

.cta-btn {
  display: inline-block;
  background: linear-gradient(90deg, #facc15, #fbbf24);
  color: #111;
  font-weight: bold;
  padding: 14px 36px;
  /* border-radius: 30px; */
  text-decoration: none;
  font-size: 16px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cta-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 15px rgba(0,0,0,0.2);
}
/* ==================== Introlduce ===========*/
.introduce {
  padding-top: 30px;
  position: relative;
  height: 534px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

/* Ảnh nền */
.introduce .bg-img {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 0;
}

.introduce .bg-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;

  /* dịch ảnh sang phải 20% */
  transform: translateX(15%);
}

/* Overlay gradient */
.introduce::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(255, 255, 255, 1) 0%,
    rgba(255, 255, 255, 0.98) 25%,
    rgba(255, 255, 255, 0.9) 40%,
    rgba(255, 255, 255, 0.1) 90%,
    rgba(255, 255, 255, 0) 100%
  );
  z-index: 1;
}

/* Nội dung chuẩn theo main-content */
.introduce .main-content {
  position: relative;
  z-index: 2;
}
.intro-text {
  max-width: 40%; /* giới hạn text */
}

.intro-text h2 p {
  font-size: 4.6rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.intro-text p {
  font-size: 2.4rem;
  font-weight: 600;
  line-height: 1.8;
  color: #000;
}

/* =============FOOTER =========*/
.footer {
  background: #f6f9fc;
  padding: 40px 0;
  font-family: inherit;
}

/* ========== line ========== */
.custom-line {
  height: 1px;
  width: 100%;
  background: #dfe2e6;
  margin: 20px 0 30px;
}

/* ========== info ========== */

 .footer-title {
  max-width: 520px;
  font-weight: 700;
  font-size: 4rem;
  color: #000;
}
.footer-info {
  background: #EBEBEB;
  /* border-radius: 12px; */
  padding: 24px;
  font-family: 'SVN-Gilroy', sans-serif;
  color: #000;
}

/* ======= TOP ======= */
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  padding-top: 15px;
  gap: 20px;
}

.footer-info .logo {
  height: 40px;
  width: auto;
}

.btn-cta {
  background: #FFD600;
  color: #000;
  font-size: 1.6rem;
  font-weight: 600;
  border: none;
  padding: 12px 28px;
  border-radius: 50px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background 0.3s ease;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.btn-cta:hover {
  background: #ffcc00;
}

.footer-info hr {
  border: none;
  border-top: 1px solid rgba(0, 0, 0, 0.1);
  margin: 20px 0;
}

/* ======= BOTTOM ======= */
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-left .info-item {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
  max-width: 480px;
  line-height: 1.8;
  font-size: 1.6rem;
  font-weight: 500;
  color: #000;
}

.footer-left .material-symbols-outlined {
  font-size: 20px;
}

.footer-right {
  text-align: right;
}

.footer-right .logo-small {
  height: 32px;
  width: auto;
  margin-bottom: 6px;
}

.coppyright {
  font-size: 1.6rem;
  font-weight: 500;
  color: #000;
}

/* ========== responsive ========== */
@media (max-width: 768px) {
  .footer-left .info-item{
    text-align: start;
  }
 
}