.page-download__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 10px 20px 60px;
  background-color: #08160F; /* Nền tối */
  color: #F2FFF6; /* Chữ sáng */
  overflow: hidden;
}

.page-download__hero-image-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  overflow: hidden;
}

.page-download__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

.page-download__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 0;
}

.page-download__main-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  color: #F2FFF6;
}

.page-download__hero-description {
  font-size: 1.15rem;
  line-height: 1.6;
  margin-bottom: 30px;
  color: #A7D9B8;
}

.page-download__cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
}

.page-download__btn-primary,
.page-download__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  min-width: 180px;
  box-sizing: border-box;
}

.page-download__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #F2FFF6;
  border: 2px solid transparent;
}

.page-download__btn-primary:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  box-shadow: 0 0 15px rgba(42, 209, 111, 0.6);
}

.page-download__btn-secondary {
  background: transparent;
  color: #2AD16F;
  border: 2px solid #2AD16F;
}

.page-download__btn-secondary:hover {
  background-color: rgba(42, 209, 111, 0.1);
  color: #F2FFF6;
}

.page-download__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  box-sizing: border-box;
}

.page-download__section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 20px;
  text-align: center;
  color: #F2FFF6;
}

.page-download__section-description {
  font-size: 1.05rem;
  line-height: 1.6;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px;
  color: #A7D9B8;
}

.page-download__light-bg {
  background-color: #08160F; /* Sử dụng màu nền chính của trang */
  color: #F2FFF6; /* Chữ chính */
}

.page-download__dark-section {
  background-color: #0A4B2C;
  color: #F2FFF6;
}

/* Why Download Section */
.page-download__why-download-section {
  padding: 60px 20px;
}

.page-download__feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-download__feature-item {
  background-color: #11271B; /* Card BG */
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid #2E7A4E;
}

.page-download__feature-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-download__feature-image {
  width: 100%;
  max-width: 400px;
  height: auto;
  border-radius: 8px;
  margin-bottom: 20px;
  object-fit: cover;
}

.page-download__feature-title {
  font-size: 1.6rem;
  font-weight: 600;
  margin-bottom: 15px;
  color: #F2FFF6;
}

.page-download__feature-text {
  font-size: 1rem;
  line-height: 1.7;
  color: #A7D9B8;
}

/* How to Download Section */
.page-download__how-to-download-section {
  padding: 60px 20px;
}

.page-download__guide-block {
  margin-bottom: 60px;
}

.page-download__guide-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
  color: #2AD16F;
}

.page-download__guide-steps {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.page-download__step-item {
  display: flex;
  align-items: flex-start;
  gap: 30px;
  background-color: #11271B;
  border-radius: 12px;
  padding: 25px;
  border: 1px solid #2E7A4E;
}

.page-download__step-item:nth-child(even) {
  flex-direction: row-reverse; /* Alternate image and text direction */
}

.page-download__step-image {
  flex-shrink: 0;
  width: 250px;
  height: 180px;
  object-fit: cover;
  border-radius: 8px;
}

.page-download__step-content {
  flex-grow: 1;
}

.page-download__step-number {
  display: inline-block;
  background-color: #2AD16F;
  color: #08160F;
  font-weight: 700;
  padding: 8px 15px;
  border-radius: 20px;
  margin-bottom: 15px;
  font-size: 0.9rem;
}

.page-download__step-heading {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: #F2FFF6;
}

.page-download__step-text {
  font-size: 1rem;
  line-height: 1.7;
  color: #A7D9B8;
}

/* Features Section */
.page-download__features-section {
  padding: 60px 20px;
}

.page-download__feature-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-download__feature-card {
  background-color: #11271B;
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid #2E7A4E;
}

.page-download__feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-download__feature-card-image {
  width: 100%;
  max-width: 400px;
  height: auto;
  border-radius: 8px;
  margin-bottom: 20px;
  object-fit: cover;
}

.page-download__feature-card-title {
  font-size: 1.6rem;
  font-weight: 600;
  margin-bottom: 15px;
  color: #F2FFF6;
}

.page-download__feature-card-text {
  font-size: 1rem;
  line-height: 1.7;
  color: #A7D9B8;
  margin-bottom: 20px;
}

.page-download__feature-card-link {
  display: inline-block;
  color: #2AD16F;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.page-download__feature-card-link:hover {
  color: #57E38D;
  text-decoration: underline;
}

/* Security Section */
.page-download__security-section {
  padding: 60px 20px;
}

.page-download__security-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-download__security-item {
  background-color: #11271B;
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid #2E7A4E;
}

.page-download__security-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-download__security-image {
  width: 100%;
  max-width: 400px;
  height: auto;
  border-radius: 8px;
  margin-bottom: 20px;
  object-fit: cover;
}

.page-download__security-title {
  font-size: 1.6rem;
  font-weight: 600;
  margin-bottom: 15px;
  color: #F2FFF6;
}

.page-download__security-text {
  font-size: 1rem;
  line-height: 1.7;
  color: #A7D9B8;
  margin-bottom: 20px;
}

.page-download__security-link {
  display: inline-block;
  color: #2AD16F;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.page-download__security-link:hover {
  color: #57E38D;
  text-decoration: underline;
}

/* FAQ Section */
.page-download__faq-section {
  padding: 60px 20px;
}

.page-download__faq-list {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.page-download__faq-item {
  background-color: #11271B;
  border-radius: 12px;
  border: 1px solid #2E7A4E;
  overflow: hidden;
  transition: all 0.3s ease;
}

.page-download__faq-item[open] {
  background-color: #0A4B2C;
}

.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  font-size: 1.2rem;
  font-weight: 600;
  color: #F2FFF6;
  list-style: none;
  -webkit-touch-callout: none; /* iOS Safari */
  -webkit-user-select: none;   /* Safari */
  -khtml-user-select: none;    /* Konqueror HTML */
  -moz-user-select: none;      /* Old versions of Firefox */
  -ms-user-select: none;       /* Internet Explorer/Edge */
  user-select: none;           /* Non-prefixed version, currently
                                  supported by Chrome, Edge, Opera and Firefox */
}

.page-download__faq-question::-webkit-details-marker {
  display: none;
}

.page-download__faq-qtext {
  flex-grow: 1;
}

.page-download__faq-toggle {
  font-size: 1.8rem;
  line-height: 1;
  margin-left: 15px;
  color: #2AD16F;
}

.page-download__faq-answer {
  padding: 0 25px 20px;
  font-size: 1rem;
  line-height: 1.7;
  color: #A7D9B8;
}

.page-download__faq-answer p {
  margin-bottom: 10px;
}

.page-download__faq-link {
  display: inline-block;
  color: #2AD16F;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.page-download__faq-link:hover {
  color: #57E38D;
  text-decoration: underline;
}

/* Bottom CTA Section */
.page-download__cta-bottom-section {
  padding: 60px 20px;
  text-align: center;
}

/* Global Image/Video/Button Responsive */
.page-download img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-download video,
.page-download__video {
  max-width: 100%;
  width: 100%;
  height: auto;
  display: block;
}

.page-download__video-section,
.page-download__video-container,
.page-download__video-wrapper,
.page-download__section,
.page-download__card,
.page-download__container,
.page-download__cta-buttons,
.page-download__button-group,
.page-download__btn-container {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.page-download__cta-button,
.page-download__btn-primary,
.page-download__btn-secondary,
.page-download a[class*="button"],
.page-download a[class*="btn"] {
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

/* Responsive adjustments */
@media (max-width: 992px) {
  .page-download__step-item {
    flex-direction: column;
    align-items: center;
  }
  .page-download__step-item:nth-child(even) {
    flex-direction: column;
  }
  .page-download__step-image {
    width: 100%;
    max-width: 400px;
    height: 250px;
    margin-bottom: 20px;
  }
}

@media (max-width: 768px) {
  .page-download__hero-section {
    padding: 10px 15px 40px;
  }

  .page-download__hero-content {
    padding: 20px 0;
  }

  .page-download__main-title {
    font-size: 2rem;
  }

  .page-download__hero-description {
    font-size: 1rem;
  }

  .page-download__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-download__btn-primary,
  .page-download__btn-secondary {
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
  }

  .page-download__container {
    padding: 30px 15px;
  }

  .page-download__section-title {
    font-size: 1.8rem;
  }

  .page-download__section-description {
    font-size: 0.95rem;
    margin-bottom: 30px;
  }

  .page-download__feature-grid,
  .page-download__feature-list,
  .page-download__security-grid {
    gap: 20px;
  }

  .page-download__feature-item,
  .page-download__feature-card,
  .page-download__security-item {
    padding: 25px;
  }

  .page-download__feature-title,
  .page-download__feature-card-title,
  .page-download__security-title {
    font-size: 1.4rem;
  }

  .page-download__feature-text,
  .page-download__feature-card-text,
  .page-download__security-text {
    font-size: 0.9rem;
  }

  .page-download__guide-title {
    font-size: 1.8rem;
  }

  .page-download__step-item {
    padding: 20px;
    gap: 20px;
  }

  .page-download__step-image {
    width: 100%;
    max-width: 100%;
    height: 200px;
  }

  .page-download__step-heading {
    font-size: 1.2rem;
  }

  .page-download__step-text {
    font-size: 0.9rem;
  }

  .page-download__faq-question {
    padding: 18px 20px;
    font-size: 1.1rem;
  }

  .page-download__faq-answer {
    padding: 0 20px 18px;
    font-size: 0.95rem;
  }

  /* Mobile specific image, video, button adaptations */
  .page-download img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-download video,
  .page-download__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-download__section,
  .page-download__card,
  .page-download__container,
  .page-download__feature-item,
  .page-download__feature-card,
  .page-download__security-item,
  .page-download__cta-buttons,
  .page-download__button-group,
  .page-download__btn-container,
  .page-download__video-section,
  .page-download__video-container,
  .page-download__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }
  
  .page-download__video-section {
    padding-top: 10px !important;
  }
  
  .page-download__cta-button,
  .page-download__btn-primary,
  .page-download__btn-secondary,
  .page-download a[class*="button"],
  .page-download a[class*="btn"] {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  
  .page-download__cta-buttons {
    flex-direction: column !important;
    gap: 10px;
  }
}

@media (max-width: 480px) {
  .page-download__main-title {
    font-size: 1.8rem;
  }

  .page-download__section-title {
    font-size: 1.6rem;
  }

  .page-download__guide-title {
    font-size: 1.6rem;
  }
}