.page-download__hero-section {
  background-color: #26A9E0;
  color: #FFFFFF;
  padding: 80px 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--header-offset, 120px);
}

.page-download__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
  box-sizing: border-box;
}

.page-download__hero-title {
  font-size: 2.8em;
  margin-bottom: 20px;
  line-height: 1.2;
  color: #FFFFFF;
}

.page-download__hero-description {
  font-size: 1.2em;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: #f0f0f0;
}

.page-download__download-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.page-download__btn-primary,
.page-download__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-download__btn-primary {
  background-color: #EA7C07; /* Màu cam cho nút đăng nhập */
  color: #FFFFFF;
  border: 2px solid #EA7C07;
}

.page-download__btn-primary:hover {
  background-color: #d46c06;
  border-color: #d46c06;
}

.page-download__btn-secondary {
  background-color: #FFFFFF;
  color: #26A9E0;
  border: 2px solid #26A9E0;
}

.page-download__btn-secondary:hover {
  background-color: #e0e0e0;
  color: #1e87b3;
  border-color: #1e87b3;
}

.page-download__hero-image {
  max-width: 600px;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.page-download__section {
  padding: 60px 0;
  text-align: center;
  background-color: #FFFFFF;
  color: #333333;
}

.page-download__dark-section {
  background-color: #26A9E0;
  color: #FFFFFF;
}

.page-download__dark-section .page-download__section-title,
.page-download__dark-section .page-download__section-description,
.page-download__dark-section .page-download__platform-title,
.page-download__dark-section .page-download__step-text,
.page-download__dark-section .page-download__security-title,
.page-download__dark-section .page-download__security-text,
.page-download__dark-section .page-download__faq-title,
.page-download__dark-section .page-download__faq-toggle,
.page-download__dark-section .page-download__faq-answer p {
  color: #FFFFFF;
}

.page-download__light-bg {
  background-color: #FFFFFF;
  color: #333333;
}

.page-download__section-title {
  font-size: 2.2em;
  margin-bottom: 20px;
  color: #26A9E0;
}

.page-download__dark-section .page-download__section-title {
  color: #FFFFFF;
}

.page-download__section-description {
  font-size: 1.1em;
  max-width: 900px;
  margin: 0 auto 40px auto;
  line-height: 1.6;
}

.page-download__benefits-grid,
.page-download__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-download__benefit-card,
.page-download__feature-card,
.page-download__promo-card {
  background-color: #FFFFFF;
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-download__benefit-card:hover,
.page-download__feature-card:hover,
.page-download__promo-card:hover {
  transform: translateY(-10px);
}

.page-download__card-icon {
  width: 100px;
  height: 100px;
  margin-bottom: 20px;
  object-fit: contain;
  max-width: 100%;
}

.page-download__card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  max-width: 100%;
}

.page-download__card-title {
  font-size: 1.5em;
  margin-bottom: 15px;
  color: #26A9E0;
}

.page-download__card-text {
  font-size: 1em;
  line-height: 1.6;
  color: #555555;
}

.page-download__how-to-download .page-download__container {
  text-align: left;
}

.page-download__download-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 60px;
  margin-top: 40px;
}

.page-download__platform-guide {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 40px;
  color: #FFFFFF;
}

.page-download__platform-title {
  font-size: 2em;
  margin-bottom: 30px;
  color: #FFFFFF;
  text-align: center;
}

.page-download__step-list {
  list-style: none;
  padding: 0;
  margin-bottom: 30px;
}

.page-download__step-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 20px;
  gap: 15px;
}

.page-download__step-number {
  background-color: #EA7C07;
  color: #FFFFFF;
  border-radius: 50%;
  width: 35px;
  height: 35px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-weight: bold;
  flex-shrink: 0;
}

.page-download__step-text {
  font-size: 1.1em;
  line-height: 1.6;
  color: #f0f0f0;
}

.page-download__platform-image {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 30px auto 0 auto;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.page-download__video-wrapper {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  height: 0;
  overflow: hidden;
  max-width: 100%;
  background: #000;
  border-radius: 12px;
  margin-top: 60px;
}

.page-download__video-wrapper video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  cursor: pointer;
}

.page-download__video-link {
  display: block;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
}

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

.page-download__security-item {
  background-color: rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  padding: 30px;
  text-align: left;
  color: #FFFFFF;
}

.page-download__security-title {
  font-size: 1.6em;
  margin-bottom: 15px;
  color: #FFFFFF;
}

.page-download__security-text {
  font-size: 1em;
  line-height: 1.6;
  color: #f0f0f0;
}

.page-download__security-image {
  max-width: 700px;
  height: auto;
  display: block;
  margin: 40px auto 0 auto;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.page-download__promo-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-download__faq-list {
  margin-top: 40px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-download__faq-item {
  background-color: rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  font-size: 1.2em;
  font-weight: bold;
  color: #FFFFFF;
  transition: background-color 0.3s ease;
}

.page-download__faq-question:hover {
  background-color: rgba(255, 255, 255, 0.25);
}

.page-download__faq-title {
  margin: 0;
  color: #FFFFFF;
}

.page-download__faq-toggle {
  font-size: 1.5em;
  font-weight: bold;
  color: #FFFFFF;
  transition: transform 0.3s ease;
}

.page-download__faq-item.active .page-download__faq-toggle {
  transform: rotate(0deg);
}

.page-download__faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 25px;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.page-download__faq-item.active .page-download__faq-answer {
  max-height: 1000px !important; /* Đảm bảo đủ cao để hiển thị toàn bộ nội dung */
  padding: 15px 25px;
}

.page-download__faq-answer p {
  margin: 0;
  font-size: 1em;
  line-height: 1.6;
  color: #f0f0f0;
}

.page-download__cta {
  padding: 80px 20px;
  background-color: #26A9E0;
  color: #FFFFFF;
}

.page-download__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
  flex-wrap: wrap;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-download__hero-title {
    font-size: 2.5em;
  }
  .page-download__section-title {
    font-size: 2em;
  }
}

@media (max-width: 768px) {
  .page-download__hero-section {
    padding: 60px 15px;
  }
  .page-download__hero-title {
    font-size: 2em;
  }
  .page-download__hero-description {
    font-size: 1em;
  }
  .page-download__download-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-download__btn-primary,
  .page-download__btn-secondary {
    width: 100%;
    padding: 12px 20px;
    font-size: 1em;
  }

  .page-download__section {
    padding: 40px 0;
  }
  .page-download__section-title {
    font-size: 1.8em;
  }
  .page-download__section-description {
    font-size: 0.95em;
  }
  
  .page-download__benefits-grid,
  .page-download__features-grid,
  .page-download__security-points,
  .page-download__promo-cards {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-download__platform-guide {
    padding: 30px 20px;
  }
  .page-download__platform-title {
    font-size: 1.8em;
  }
  .page-download__step-text {
    font-size: 0.95em;
  }

  /* Mobile image responsiveness */
  .page-download img {
    max-width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  /* Mobile video responsiveness */
  .page-download video,
  .page-download__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .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: var(--header-offset, 120px) !important;
  }

  /* Mobile button responsiveness */
  .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,
  .page-download__button-group,
  .page-download__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
    flex-direction: column;
  }

  .page-download__container,
  .page-download__section,
  .page-download__why-download,
  .page-download__how-to-download,
  .page-download__app-features,
  .page-download__security-fairness,
  .page-download__promotions,
  .page-download__faq,
  .page-download__cta {
    padding-left: 15px;
    padding-right: 15px;
    box-sizing: border-box;
  }
  
  .page-download__faq-question {
    padding: 15px 20px;
    font-size: 1.1em;
  }
  .page-download__faq-answer {
    padding: 0 20px;
  }
  .page-download__faq-item.active .page-download__faq-answer {
    padding: 10px 20px;
  }
}