h1{
          color: red;
          font-size: 40px;
     
     }
 /* Cố định hiển thị menu cha */
.has-dropdown {
  position: relative;
}

/* Ẩn menu con ban đầu */
.has-dropdown .dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: white;
  list-style: none;
  padding: 10px 0;
  margin: 0;
  min-width: 180px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
  z-index: 1000;
}

/* Rê chuột vào menu cha thì hiện menu con */
.has-dropdown:hover .dropdown-menu {
  display: block;
}

/* Style bên trong menu con */
.dropdown-menu li {
  padding: 8px 20px;
}

.dropdown-menu li a {
  color: black;
  text-decoration: none;
  display: block;
}

.dropdown-menu li:hover {
  background-color: #f0f0f0;
}



.menu {
  display: flex;
  justify-content: center;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: 150px; /* khoảng cách giữa các mục menu */
}

.menu li a {
  text-decoration: none;
  color: #4B0082; /* tím đậm hoặc màu anh chọn */
  font-weight: bold;
}

/*can chỉnh header logo*/
.headerlogo{
text-align: center;
padding: 20px 0;
}
.headerlogo img{
     height: 100px;
}

.arrow-icon {
  margin-left: 5px;
  transition: transform 0.2s ease;
  fill: #333;
}

.has-dropdown:hover .arrow-icon {
  transform: rotate(180deg);
}
/*trang trí cho banner*/
.banner-container {
  position: relative;
  width: 65%;
  height: 570px;
  margin: 0 auto;
  overflow: hidden;

}

.banner-slide {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 100%;
  transition: left 0.8s ease-in-out;
  z-index: 0;
}

.banner-slide.active {
  left: 0;
  z-index: 1;
}

.banner-slide img {
   width: 100%;
  height: 100%;
  object-fit: cover;        /* Lấp đầy khung, không méo ảnh */
  object-position: center;  /* Canh giữa ảnh */
  display: block;
}

/* Mũi tên */
.arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 40px;
  color: white;
  background-color: rgba(0, 0, 0, 0.4);
  padding: 10px;
  cursor: pointer;
  z-index: 2;
  border-radius: 50%;
  user-select: none;
}
.arrow.left {
  left: 10px;
}
.arrow.right {
  right: 10px;
}

/* Dấu chấm */
.dots {
  position: absolute;
  bottom: 15px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 2;
  padding: 5px 10px;
  background: rgba(0, 0, 0, 0.3); /* nền mờ nhẹ cho dễ nhìn */
  border-radius: 20px;
}
.dots span {
   width: 12px;
  height: 12px;
  border-radius: 50%;
  background: white;
  opacity: 0.6;
  cursor: pointer;
  transition: all 0.3s;
}
.dots span.active {
  background: #28a745; /* xanh lá đậm */
  opacity: 1;
  transform: scale(1.2);
}

/*muc dưới của banner*/
.intro-section {
  display: flex;
  flex-wrap: wrap;
  background-color: #f8f9fa;
  padding: 40px 80px;
  position: relative;
  align-items: center;
}

.intro-left {
  flex: 1;
  min-width: 250px;
}

.intro-left .sub-title {
  font-size: 20px;
  color: #333;
}

.intro-left h2 {
  font-size: 32px;
  font-weight: bold;
  margin-top: 10px;
}

.intro-right {
  flex: 2;
  min-width: 300px;
  padding-left: 40px;
  border-left: 1px solid #999;
}

.intro-right p {
  font-size: 25px;
  line-height: 1.6;
}

.font-noidung {

 font-size: 20px;           /* Kích thước dễ đọc, không quá to */
  line-height: 1.6;          /* Giãn dòng thoáng */
  font-weight: 400;          /* Bình thường, không đậm */
  margin-top: 20px;
  color: #333;               /* Màu chữ nhẹ dịu, không quá đậm */
  text-align: justify;       /* Căn đều 2 bên cho chuyên nghiệp */
}


.read-more {
  display: inline-block;
  margin-top: 15px;
  padding: 8px 16px;
  background-color: rgb(238, 184, 35);
  color: white;
  text-decoration: none;
  font-weight: bold;
  border-radius: 2px;
}

.intro-highlight {
  position: absolute;
  right: 80px;
  bottom: 20px;
  text-align: right;
}

.intro-highlight h1 {
  font-size: 48px;
  color: green;
  margin: 0;
}

.intro-highlight p {
  font-size: 16px;
  color: black;
  margin-top: 4px;
}
/*Box Chat*/
.contact-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 9999;
}

.contact-menu {
  display: none;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  margin-bottom: 10px;
  padding: 10px;
  width: 220px;
}

.contact-menu a {
  display: flex;
  align-items: center;
  padding: 8px;
  font-size: 14px;
  text-decoration: none;
  color: #333;
  border-bottom: 1px solid #eee;
}

.contact-menu a:last-child {
  border-bottom: none;
}

.contact-menu a img {
  margin-right: 10px;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
  20%, 40%, 60%, 80% { transform: translateX(5px); }
}

.shake {
  animation: shake 1.2s infinite;
}



.service-icons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 40px;
  gap: 30px;
}

.col {
  text-align: center;
  width: 180px;
}

.circle-service {
  position: relative;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  overflow: hidden;
}

.circle-service img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.label-icon {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 128, 0, 0.8);
  color: white;
  font-weight: bold;
  padding: 8px;
  font-size: 14px;
}

.btn-green {
  display: inline-block;
  margin-top: 10px;
  background: #2e7d32;
  color: white;
  padding: 6px 12px;
  text-decoration: none;
  font-size: 14px;
  border-radius: 4px;
}
/*hien thi ảnh thành viên */
.staff-avatar {
  width: 180px;
  height: 180px;
  border-radius: 150px;
  object-fit: cover;
  object-position: center;
}

.staff-slider-container {
  width: 800px; /* 4 người × 200px */
  overflow: hidden;
  margin: auto;
}

.staff-slider-track {
  display: flex;
  transition: transform 0.5s ease-in-out;
}

.staff-member {
  flex: 0 0 200px; /* Mỗi người 180px ảnh + 20px khoảng cách */
  padding: 0 10px;
  box-sizing: border-box;
  text-align: center;
}


/* Dich vu
.Dichvu-avatar {
  width: 250px;
  height: 205px;
  border-radius: 50px;
  object-fit: cover;
  object-position: center;

}
*/
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* 4 cột mỗi hàng */
  gap: 30px;
  justify-items: center;
  margin-top: 30px;
}

.service-item {
  max-width: 40px;
  text-align: center;
}

.service-img {
  width: 220px;
  height: 180px;
  object-fit: cover;
  border-radius: 20px;
}