body {
  font-family: 'Segoe UI', sans-serif;
}

.navbar-nav .nav-link {
  font-weight: 500;
  margin-left: 15px;
}

.card-title {
  font-weight: 600;
}

.card img {
  height: 200px;
  object-fit: cover;
}

.btn {
  border-radius: 25px;
}

section {
  padding-top: 60px;
  padding-bottom: 60px;
}

.video-section {
  position: relative;
  width: 100%;
  height: auto;
  overflow: hidden;
}

.video-container {
  position: relative;
  width: 100%;
  height: 100%;
}

.video-container video {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.video-text {
  position: absolute;
  bottom: 30px;
  left: 30px;
  color: white;
  z-index: 2;
  max-width: 80%;
  text-shadow: 0 0 6px rgba(0, 0, 0, 0.6);
}

.video-text p {
  margin: 0;
  font-size: 14px;
}

.video-text h5 {
  font-size: 20px;
  font-weight: 600;
  margin-top: 5px;
}

.hero-title {
  font-size: 2.8rem;
  font-weight: 700;
  line-height: 1.3;
}

.hero-subtext {
  font-size: 1.1rem;
  font-weight: 400;
  color: #333;
  margin-top: 15px;
}

.discover-text {
  font-weight: 600;
  margin-top: 15px;
  font-size: 1.1rem;
}

.hero-link {
  color: #000;
  font-weight: 400;
  text-decoration: none;
  display: inline-block;
  margin-top: 10px;
}

.hero-link:hover {
  text-decoration: underline;
}

.tab-frame-left {
  width: 510px;
  height: 350px;
  border: 12px solid #333;
  border-radius: 40px;
  background: #111;
  transform: rotate(10deg);
  box-shadow: -30px 30px 80px rgba(0, 0, 0, 0.35);
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 5px;
}

.tab-image {
  width: 97%;
  height: 100%;
  object-fit: contain;
  border-radius: 28px;
}

.training-card {
  flex: 0 0 auto;
  width: 330px;
  height: 500px;
  position: relative;
  border-radius: 12px;
  overflow: hidden;
}

.training-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.black-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  z-index: 1;
}

.content-overlay {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 100%;
  padding: 20px;
  color: white;
  z-index: 2;
}

.text-box {
  padding: 10px;
}

.title-line {
  font-size: 1.2rem;
  font-weight: bold;
  margin-bottom: 4px;
  color: white;
  text-align: left;
}

.caption-line {
  font-size: 0.9rem;
  font-weight: 400;
  margin-bottom: 8px;
  color: white;
  text-align: left;
}

.duration-text {
  font-size: 0.85rem;
  text-align: right;
  line-height: 1.2;
  color: white;
}

.duration-text div:last-child {
  font-weight: bold;
  margin-top: 2px;
}

.custom-btn {
  background-color: white;
  color: black;
  border: none;
  padding: 8px 16px;
  font-size: 0.85rem;
  border-radius: 0;
  border-top-right-radius: 12px;
  border-bottom-left-radius: 12px;
}

.enter-btn {
  background-color: white;
  color: black;
  font-weight: bold;
  border: none;
  padding: 12px 24px;
  border-radius: 0;
  font-size: 1rem;
}

.scroll-container {
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding-bottom: 1rem;
  display: flex;
  overflow-x: auto;
}

.scroll-container::-webkit-scrollbar {
  display: none;
}

.scroll-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
}

.left-scroll {
  left: 0;
  margin-left: 8px;
}

.right-scroll {
  right: 0;
  margin-right: 8px;
}

.scroll-btn button {
  background-color: rgba(255, 255, 255, 0.9);
  color: black;
  border: none;
  padding: 10px 14px;
  font-size: 1.2rem;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.2);
}

.insight-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1.5rem;
  gap: 3rem;
}

.insight-text {
  flex: 1;
}

.insight-line {
  margin-bottom: 0.5rem;
}

.insight-btn-wrapper {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.insight-btn {
  padding: 1rem 2rem;
  white-space: nowrap;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  width: 200px;
}

@media (max-width: 767.98px) {
  .insight-content {
    flex-direction: column;
    align-items: stretch;
  }

  .insight-btn-wrapper {
    justify-content: center;
    margin-top: 1rem;
  }

  .insight-btn {
    width: 100%;
  }
}

@media (max-width: 576px) {
  .training-card {
    width: 100%;
    flex: 0 0 100%;
    margin-right: 12px;
  }

  .scroll-container {
    overflow-x: auto;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.2rem;
  }

  .tab-frame-left {
    width: 330px;
    height: 330px;
    transform: rotate(6deg);
    padding: 4px;
  }

  .tab-image {
    width: 96%;
    height: 100%;
  }
}

@media (max-width: 768px) {
  .video-text {
    bottom: 20px;
    left: 20px;
  }

  .video-text h5 {
    font-size: 16px;
  }

  .video-text p {
    font-size: 12px;
  }
}

@media (max-width: 768px) {
  h1.display-5 {
    font-size: 2rem;
  }

  .navbar-brand small {
    display: block;
    font-size: 10px;
  }

  .card img {
    height: 180px;
  }
}