body {
  background-color: var(--color-background-);
}

/* Container */
.container {
  width: 100%;
  background-color: var(--color-background-);
}

#nav-bar-index {
  display: flex;
  justify-content: space-between !important;
  padding-left: 5rem;
  padding-right: 5rem;
  /* gap: 10rem; */
}
.a {
  width: 100vh;
  height: 100vh;
  background-image: radial-gradient(
      ellipse at 20% 30%,
      rgba(56, 189, 248, 0.4) 0%,
      transparent 60%
    ),
    radial-gradient(
      ellipse at 80% 70%,
      rgba(139, 92, 246, 0.3) 0%,
      transparent 70%
    ),
    radial-gradient(
      ellipse at 60% 20%,
      rgba(236, 72, 153, 0.25) 0%,
      transparent 50%
    ),
    radial-gradient(
      ellipse at 40% 80%,
      rgba(34, 197, 94, 0.2) 0%,
      transparent 65%
    );
}

.content-container {
  width: 100%;
  min-height: 50vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}

/* Slide Course */
.slide-course h1 {
  font-size: var(--h1-font-size-);
  padding: 20px 50px;
  margin: 0px;
}

.slides {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 70vh;
  overflow: hidden;
  position: relative;
}

.slideshow-container {
  width: 100%;
  max-width: 1200px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
}

.slide {
  width: 600px;
  height: 300px;
  margin: 0 10px;
  border-radius: 32px;
  transition: all 0.5s ease-in-out;
  cursor: pointer;
  position: absolute;
  opacity: 0.7;
  background-color: #f7f9fc;
  padding: 20px;
  overflow: hidden;
}

.slide .top-slide {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-slide h1 {
  font-size: 2.2rem;
  background: linear-gradient(90deg, #ffd700, #ff8c00);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin: 0;
  padding: 0;
  flex: 1;
  text-align: center;
}

.top-slide .img-slide {
  flex: 1;
  width: 100%;
}

.top-slide .img-slide img {
  width: 100%;
  border-radius: 1rem;
  object-fit: cover;
}

.slide .slide-see-more {
  text-align: right;
  margin-top: 10px;
}

.slide.left {
  transform: translateX(-250px) scale(0.8);
}

.slide.center {
  width: 600px;
  height: 400px;
  transform: translateX(0) scale(1);
  z-index: 2;
  opacity: 1;
  background-color: #ffcfdc;
}
.slide.right {
  transform: translateX(250px) scale(0.8);
}

.dots {
  text-align: center;
  padding: 10px;
  padding-bottom: 0px;
  position: absolute;
  bottom: 0;
  width: 100%;
  z-index: 3;
}

.dot {
  height: 15px;
  width: 15px;
  margin: 0 5px;
  background-color: #bbb;
  border-radius: 50%;
  display: inline-block;
  cursor: pointer;
  transition: background-color 0.3s;
}

.dot.active {
  background-color: #717171;
}

/* Popular Courses */
.content.popular-courses {
  width: 100%;
  padding: 50px 100px;
}

.popular-courses h1 {
  font-size: var(--h1-font-size-);
}

.popular-courses .popular-courses-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  align-items: center;
  gap: 1.5rem;
  margin-top: 2rem;
}

.popular-courses .box {
  position: relative;
  padding: 10px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-radius: 0.5rem;
  box-shadow: var(--box-shadow-);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.popular-courses img {
  width: 100%;
  height: 150px;
  object-fit: cover;
  object-position: center;
  border-radius: 0.5rem;
  background-color: grey;
}

.popular-courses .box .info {
  display: flex;
  justify-content: space-around;
}

.popular-courses .box .info span {
  padding: 0.5rem 1rem;
  background-color: #bc9667;
  border-radius: 10px;
}

.popular-courses .see-more {
  text-align: right;
  margin-top: 2rem;
  color: orange;
}

/* Feedback Section */
.customer-feedback {
  padding: 2rem;
  /* background-color: #fdfaf3; */
  text-align: center;
}

.feed-back {
  display: flex;
  gap: 2rem;
  justify-content: center;
  flex-wrap: wrap;
}

.feed-back1 {
  background-color: #ffe5d4;
  padding: 1rem;
  border-radius: 1rem;
  width: 300px;
}

.feed-back1 .star {
  color: #f5a623;
  margin-bottom: 0.5rem;
}

.feed-back1 img {
  width: 100px;
  border-radius: 50%;
  margin-top: 1rem;
}

.popular-courses .popular-courses-list .box:hover {
  transform: translateY(-10px);
}

.popular-courses .popular-courses .see-more a:hover {
  text-decoration: underline;
}

.content.schedule {
  width: 100%;
  padding: 50px 100px;
}

.schedule h1 {
  font-size: var(--h1-font-size-);
}

.content.schedule p {
  font-size: 18px;
  color: #000;
}

.schedule .item-course {
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 20px;
  border: 1px solid black;
  border-radius: 10px;
  gap: 20px;
}

.item-course .img-course {
  /* flex: 1; */
  width: 100%;
  max-width: 340px;
}

.img-course img {
  width: 100%;
  object-fit: cover;
  border-radius: 10px;
}

.item-course .see-course {
  /* flex: 1; */
  width: 100%;
}

.see-course a {
  padding: 8px 12px;
  background-color: orange;
  border-radius: var(--border-box--);
  color: #fff;
}

/*OUTSTANDING FEATUREA*/

.content.outstanding-features {
  width: 100%;
  padding: 50px 100px;
}

.item-card {
  display: flex;
  justify-content: space-around;
  /* padding: 300px; */
}

.item-card .card {
  width: 300px;
  min-height: 350px;
  background-color: var(--color-box-);
  border: var(--border-);
  border-radius: 2rem;
  padding: 0px 20px;
  text-align: center;
}

.item-card .card span {
  font-size: 1.5rem;
  font-weight: 600;
  padding: 20px 0px;
  display: block;
}

.item-card .card .image-card {
  width: 80px;
  height: 80px;
  margin: 0 auto;
}

.item-card .card .image-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* customer feedback */
.customer-feedback {
  width: 100%;
  text-align: center;
  text-transform: uppercase;
  position: relative;
  z-index: 10;
  padding-top: 150px;
}

.customer-feedback::before {
  content: "";
  width: 100%;
  /* Mở rộng để che toàn bộ phần trên */
  height: 100%;
  /* Chiều cao cố định cho phần cong */
  background-color: #ffe5d4;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  /* Căn giữa theo chiều ngang */
  z-index: -1;
  opacity: 0.5;
  clip-path: ellipse(70% 100% at 50% 100%);
  /* Tâm ở đỉnh giữa, tạo cong lồi lên */
  /* overflow: hidden; */
}

.customer-feedback h1 {
  font-size: var(--h1-font-size-);
  margin-bottom: 5rem;
}

.feed-back {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(17rem, auto));
  align-items: center;
  gap: 1.5rem;
}

.feed-back .feed-back1 {
  box-shadow: 5px 5px 10px black;
  border-radius: 1rem;
  line-height: 30px;
}

.feed-back1 i {
  color: #bc9667;
}

.feed-back .feed-back1 img {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  object-fit: cover;
}

.feed-back :hover {
  background-color: #eeeae1;
}

.container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  padding: 40px;
  margin: auto;
  background: white;
  border-radius: 12px;
}

.content {
  flex: 1 1 500px;
  padding-right: 20px;
}

.content h1 {
  display: flex;
  flex-direction: column;
  align-self: start;
  margin-bottom: 20px;
}

.content h1 span {
  font-size: 60px;
  color: #000;
}

.content h1 strong {
  font-size: 60px;
  color: #1a73e8;
}

.content p {
  font-size: 24px;
  margin-bottom: 20px;
  color: #666;
}

.features {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
  font-weight: 500;
}

.features span {
  font-size: 18px;
}

.buttons button {
  padding: 12px 20px;
  margin-right: 10px;
  font-size: 16px;
  border-radius: 6px;
  cursor: pointer;
  transition: 0.3s ease;
}
/* Nút chính (màu tím) */
.primary {
  background-color: #6a4de9;
  color: white;
  border: none;
  transition: all 0.3s ease;
}

.primary:hover {
  background-color: #5a3ed1;
  box-shadow: 0 4px 12px rgba(106, 77, 233, 0.4);
  transform: translateY(-2px);
}

/* Nút phụ (viền tím, nền trắng) */
.secondary {
  background-color: white;
  color: #6a4de9;
  border: 2px solid #6a4de9;
  transition: all 0.3s ease;
}

.secondary:hover {
  background-color: #6a4de9;
  color: white;
  box-shadow: 0 4px 12px rgba(106, 77, 233, 0.3);
  transform: translateY(-2px);
}

.image-section {
  background: linear-gradient(45deg, #6a4de9, #6a4de9);
  flex: 1 1 400px;
  position: relative;
  text-align: center;
}

.image-section img {
  max-width: 100%;
  border-radius: 10px;
}

.image-section {
  padding: 15px;
  margin-top: 10px;
  border-radius: 8px;
}

.banner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.banner h3 {
  font-size: 18px;
  margin: 10px;
  float: left;
  font-size: 20px;
  color: #fff;
}

.banner p {
  float: left;
  margin: 8px;
  font-size: 16px;
  color: #333;
}

/* Responsive */
@media (max-width: 768px) {
  .container {
    flex-direction: column;
    padding: 20px;
  }

  .content,
  .image-section {
    padding: 0;
  }

  .image-section img {
    max-width: 100%;
    border-radius: 10px;
  }

  .image-section {
    padding: 15px;
    margin-top: 10px;
    border-radius: 8px;
  }

  .buttons button {
    width: 100%;
    margin: 10px 0;
  }

  .content.schedule {
    padding: 20px;
  }

  .features {
    flex-direction: row;
    gap: 10px;
  }
  #nav-bar-index {
    padding-left: 0;
    padding-right: 0;
  }
}

@media (max-width: 1058px) {
  .container .content {
    padding: 20px;
    /* Giảm padding cho content */
  }

  h1 {
    font-size: 1.8rem !important;
  }

  .home-text h1 {
    font-size: 2.2rem !important;
  }

  .home {
    display: grid;
  }

  .content-text {
    display: none;
  }

  .top-content::before {
    display: none;
  }

  .bottom-content {
    flex-direction: column;
    padding: 20px;
    /* Giảm padding */
  }

  .slide {
    width: 380px;
    /* height: auto; */
  }

  .slide-course h1 {
    padding: 20px;
    font-size: 1.8rem;
  }

  /* .book-box {
    padding: 0;
  }
  .book {
    padding: 20px 50px;
  } */
  .item-card {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }
  .image-center {
    padding: 20px 50px;
  }

  .customer-feedback {
    padding-top: 100px;
    /* Giảm padding-top */
  }

  .top-content {
    padding: 0;
    /* Xóa padding để tránh tràn */
  }

  /* .customer-feedback::before {
    display: none;
  } */
}

@media (max-width: 990px) {
  .customer-feedback::before {
    clip-path: ellipse(100% 100% at 50% 100%);
  }

  .customer-feedback > h1 {
    margin-bottom: 2rem;
  }

  .content {
    padding: 50px 4%;
  }

  header {
    padding: 16px 4%;
  }
}

@media (max-width: 928px) {
  .dots {
    padding-bottom: 0px;
  }

  .bottom-content {
    gap: 1rem;
  }
}

@media (max-width: 647px) {
  h1 {
    font-size: 1.5rem !important;
  }

  .slides {
    height: 80vh;
    /* Giữ nguyên */
  }

  .slide.center {
    width: 80vw;
    /* Center rộng hơn một chút, nhưng vẫn responsive */
    height: 70vh;
    max-width: 400px;
    /* Cap cho center */
  }

  .slide.left {
    transform: translateX(-40vw) scale(0.85);
    /* Điều chỉnh translate theo vw, scale hơi lớn hơn để fit */
  }

  .slide.right {
    transform: translateX(40vw) scale(0.85);
  }

  .top-slide {
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  .top-slide h1 {
    font-size: 1.2rem;
    padding: 0;
  }

  .top-slide .img-slide {
    flex: 1;
    width: 70%;
  }

  .top-slide .img-slide img {
    width: 100%;
    border-radius: 1rem;
    object-fit: cover;
  }

  /* Đảm bảo dots không bị che */
  .dots {
    padding-bottom: none;
  }

  .schedule .item-course {
    flex-direction: column;
  }

  .customer-feedback::before {
    clip-path: none;
  }

  .customer-feedback::before {
    border-radius: 1rem;
  }

  .small-text-flex {
    gap: 1rem;
  }
}

/* Cuối cùng của file CSS */
@media (max-width: 560px) {
  .content .title-first span,
  strong {
    font-size: 2.5rem !important;
  }
}

@media (max-width: 500px) {
  .content {
    padding: 20px !important;
  }
  .big-box h1 {
    line-height: 2rem;
    font-size: 1.3rem !important;
  }

  .left-book .lever-book {
    width: 100%;
    justify-content: space-between;
  }
}

/* @media (max-height: 668px) {
  .top-content::before {
    height: 420px;
  }
} */

@media (max-width: 360px) {
  .home-text {
    padding-top: 15px;
  }

  h1 {
    font-size: 1rem !important;
  }

  .home-text p {
    font-size: 0.8rem;
    font-weight: 300;
  }

  .about-text h1 {
    text-align: center;
  }
}
# Update 2026-01-10 17:57:41