/* style/download.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này không được thêm lại */

.page-download {
  color: #ffffff; /* Body background is #0a0a0a (dark), so text should be light */
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

.page-download__dark-bg {
  background-color: #0a0a0a;
  color: #ffffff;
}

.page-download__light-bg {
  background-color: #f0f0f0;
  color: #333333;
}

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

/* Hero Section */
.page-download__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 10px 0 60px 0; /* Small top padding, larger bottom for content */
  overflow: hidden;
}

.page-download__hero-image-wrapper {
  width: 100%;
  max-height: 700px; /* Limit height for hero image */
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-download__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  filter: brightness(0.7); /* Slightly dim the image for text readability */
}

.page-download__hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin-top: 40px;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-download__main-title {
  font-weight: bold;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: #ffffff;
  margin-bottom: 20px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  font-size: clamp(2em, 4vw, 3.2em); /* Responsive font size for H1 */
}

.page-download__description {
  font-size: 1.1em;
  color: #f0f0f0;
  margin-bottom: 30px;
}

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

.page-download__cta-button {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
  box-sizing: border-box;
  max-width: 100%;
}

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

.page-download__btn-primary:hover {
  background-color: #1e87b7;
  transform: translateY(-2px);
}

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

.page-download__btn-secondary:hover {
  background-color: #ffffff;
  color: #26A9E0;
  transform: translateY(-2px);
}

/* Section common styles */
.page-download__section-title {
  font-size: clamp(1.8em, 3vw, 2.8em);
  font-weight: bold;
  text-align: center;
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-download__dark-bg .page-download__section-title {
  color: #ffffff;
}

.page-download__light-bg .page-download__section-title {
  color: #333333;
}

.page-download__section-description {
  font-size: 1.1em;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px auto;
}

.page-download__dark-bg .page-download__section-description {
  color: #f0f0f0;
}

.page-download__light-bg .page-download__section-description {
  color: #555555;
}

/* Why Download Section */
.page-download__why-download-section {
  padding: 80px 0;
}

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

.page-download__feature-card {
  background-color: #ffffff;
  color: #333333;
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-download__feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.page-download__card-image {
  width: 100%;
  height: 250px; /* Fixed height for consistency */
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  min-width: 200px; /* Enforce minimum size */
  min-height: 200px; /* Enforce minimum size */
}

.page-download__card-title {
  font-size: 1.4em;
  font-weight: bold;
  margin-bottom: 10px;
  color: #26A9E0;
}

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

/* Guide Section */
.page-download__guide-section {
  padding: 80px 0;
}

.page-download__platform-tabs {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-bottom: 40px;
}

.page-download__tab-button {
  background-color: #333333;
  color: #ffffff;
  border: none;
  padding: 12px 25px;
  border-radius: 25px;
  font-size: 1.1em;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.page-download__tab-button:hover {
  background-color: #26A9E0;
}

.page-download__tab-button--active {
  background-color: #26A9E0;
  font-weight: bold;
}

.page-download__guide-content {
  display: none;
  padding: 30px 0;
}

.page-download__guide-content--active {
  display: block;
}

.page-download__sub-title {
  font-size: 2em;
  font-weight: bold;
  text-align: center;
  margin-bottom: 30px;
  color: #ffffff;
}

.page-download__guide-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
  margin-bottom: 40px;
}

.page-download__step-item {
  display: flex;
  align-items: flex-start;
  gap: 15px;
  background-color: rgba(255, 255, 255, 0.08);
  padding: 20px;
  border-radius: 10px;
}

.page-download__step-number {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 35px;
  height: 35px;
  border-radius: 50%;
  background-color: #26A9E0;
  color: #ffffff;
  font-weight: bold;
  font-size: 1.2em;
  flex-shrink: 0;
}

.page-download__step-text {
  font-size: 1em;
  color: #f0f0f0;
}

.page-download__qr-code-wrapper {
  text-align: center;
  margin-top: 50px;
}

.page-download__qr-code {
  width: 300px;
  height: 300px;
  border: 5px solid #ffffff;
  border-radius: 10px;
  margin-bottom: 20px;
  min-width: 200px; /* Enforce minimum size */
  min-height: 200px; /* Enforce minimum size */
}

.page-download__qr-text {
  font-size: 1.1em;
  color: #f0f0f0;
}

/* App Features Section */
.page-download__app-features-section {
  padding: 80px 0;
}

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

.page-download__feature-item {
  background-color: #ffffff;
  color: #333333;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.page-download__feature-item-title {
  font-size: 1.3em;
  font-weight: bold;
  color: #26A9E0;
  margin-bottom: 10px;
}

.page-download__feature-item-text {
  font-size: 0.95em;
  color: #555555;
}

/* Security Section */
.page-download__security-section {
  padding: 80px 0;
  text-align: center;
}

.page-download__security-points {
  display: flex;
  flex-direction: column;
  gap: 15px;
  max-width: 800px;
  margin: 40px auto;
  text-align: left;
}

.page-download__security-text {
  font-size: 1.1em;
  color: #f0f0f0;
}

.page-download__security-text strong {
  color: #26A9E0;
}

.page-download__security-image {
  width: 100%;
  max-width: 800px;
  height: auto;
  border-radius: 12px;
  margin-top: 30px;
  min-width: 200px; /* Enforce minimum size */
  min-height: 200px; /* Enforce minimum size */
}

/* Promotions Section */
.page-download__promotions-section {
  padding: 80px 0;
}

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

.page-download__promo-card {
  background-color: #ffffff;
  color: #333333;
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
}

.page-download__promo-card .page-download__card-image {
  margin-bottom: 20px;
}

.page-download__promo-card .page-download__card-title {
  font-size: 1.3em;
  color: #26A9E0;
  margin-bottom: 10px;
}

.page-download__promo-card .page-download__card-text {
  flex-grow: 1;
  margin-bottom: 20px;
  color: #555555;
}

.page-download__promo-card .page-download__btn-secondary {
  background-color: transparent;
  color: #26A9E0;
  border: 2px solid #26A9E0;
  padding: 10px 20px;
}

.page-download__promo-card .page-download__btn-secondary:hover {
  background-color: #26A9E0;
  color: #ffffff;
}

/* FAQ Section */
.page-download__faq-section {
  padding: 80px 0;
}

.page-download__faq-list {
  max-width: 900px;
  margin: 40px auto 0 auto;
}

.page-download__faq-item {
  background-color: rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  margin-bottom: 15px;
  overflow: hidden;
  color: #ffffff;
}

.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.15em;
  font-weight: bold;
  cursor: pointer;
  color: #ffffff;
  user-select: none;
  transition: background-color 0.3s ease;
  list-style: none; /* For details tag */
}

.page-download__faq-question::-webkit-details-marker {
  display: none; /* Hide default marker for details tag */
}

.page-download__faq-question:hover {
  background-color: rgba(255, 255, 255, 0.15);
}

.page-download__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  transition: transform 0.3s ease;
}

.page-download__faq-item[open] .page-download__faq-toggle {
  transform: rotate(45deg);
}

.page-download__faq-answer {
  padding: 0 25px 20px 25px;
  font-size: 1em;
  line-height: 1.7;
  color: #f0f0f0;
}

/* Final CTA Section */
.page-download__final-cta-section {
  padding: 80px 0;
  text-align: center;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-download__hero-content {
    margin-top: 20px;
  }
}

@media (max-width: 768px) {
  .page-download {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-download__hero-section {
    padding: 10px 0 40px 0;
  }

  .page-download__main-title {
    font-size: clamp(1.8em, 7vw, 2.5em);
  }

  .page-download__description {
    font-size: 1em;
  }

  .page-download__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
  }

  .page-download__cta-button {
    width: 100% !important; /* Ensure buttons take full width */
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-download__section-title {
    font-size: clamp(1.5em, 6vw, 2em);
    padding: 0 15px;
  }

  .page-download__section-description {
    font-size: 0.95em;
    margin-bottom: 30px;
    padding: 0 15px;
  }

  .page-download__why-download-section,
  .page-download__guide-section,
  .page-download__app-features-section,
  .page-download__security-section,
  .page-download__promotions-section,
  .page-download__faq-section,
  .page-download__final-cta-section {
    padding: 50px 0;
  }

  .page-download__container {
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-download__features-grid,
  .page-download__guide-steps,
  .page-download__features-list,
  .page-download__promo-cards {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-download__card-image,
  .page-download__qr-code,
  .page-download__security-image,
  .page-download img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    min-width: 200px !important;
    min-height: 200px !important;
  }

  .page-download__tab-button {
    flex: 1;
    font-size: 1em;
    padding: 10px 15px;
  }

  .page-download__platform-tabs {
    padding: 0 15px;
  }

  .page-download__qr-code-wrapper {
    padding: 0 15px;
  }

  .page-download__qr-code {
    width: 250px;
    height: 250px;
  }

  .page-download__faq-question {
    font-size: 1em;
    padding: 15px 20px;
  }

  .page-download__faq-answer {
    padding: 0 20px 15px 20px;
  }

  /* Ensure all containers with images/videos/buttons are correctly sized */
  .page-download__hero-image-wrapper,
  .page-download__feature-card,
  .page-download__step-item,
  .page-download__promo-card {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
}