.page-download__hero-section {
  position: relative;
  padding: 80px 20px;
  padding-top: var(--header-offset, 120px); /* Ensures content is below fixed header */
  color: #ffffff;
  background: linear-gradient(135deg, #26A9E0 0%, #1A7FB5 100%);
  text-align: center;
  overflow: hidden;
}

.page-download__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
}

.page-download__hero-content {
  max-width: 700px;
  text-align: center;
  z-index: 1;
}

.page-download__hero-title {
  font-size: 3.2em;
  margin-bottom: 20px;
  line-height: 1.2;
  font-weight: 700;
  color: #ffffff;
}

.page-download__hero-description {
  font-size: 1.15em;
  line-height: 1.7;
  margin-bottom: 30px;
  color: #f0f8ff;
}

.page-download__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.page-download__cta-button {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  font-size: 1.1em;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  box-sizing: border-box;
  max-width: 100%;
}

.page-download__btn-primary {
  background: #EA7C07; /* Login color for primary action */
  color: #ffffff;
  border: 2px solid #EA7C07;
}

.page-download__btn-primary:hover {
  background: #d66f06;
  border-color: #d66f06;
  transform: translateY(-2px);
}

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

.page-download__btn-secondary:hover {
  background: #f0f0f0;
  border-color: #f0f0f0;
  transform: translateY(-2px);
}

.page-download__qr-code-area {
  text-align: center;
  margin-top: 20px;
}

.page-download__qr-code-image {
  width: 200px;
  height: 200px;
  border: 5px solid #ffffff;
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
  margin-bottom: 15px;
}

.page-download__qr-code-text {
  font-size: 1em;
  color: #f0f8ff;
}

.page-download__hero-image-wrapper {
  margin-top: 40px;
  z-index: 0;
}

.page-download__hero-image {
  max-width: 100%;
  height: auto;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.page-download__section-title {
  font-size: 2.5em;
  text-align: center;
  margin-bottom: 25px;
  color: #26A9E0;
  font-weight: 700;
}

.page-download__section-description {
  font-size: 1.1em;
  line-height: 1.8;
  text-align: center;
  max-width: 900px;
  margin: 0 auto 50px auto;
  color: #333333;
}

/* Benefits Section */
.page-download__benefits-section {
  padding: 80px 20px;
  background: #ffffff;
  color: #333333;
}

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

.page-download__benefit-card {
  background: #f8f8f8;
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-download__benefit-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.page-download__benefit-icon {
  width: 100%;
  height: auto;
  max-width: 200px;
  margin-bottom: 20px;
  border-radius: 8px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-download__benefit-title {
  font-size: 1.5em;
  color: #26A9E0;
  margin-bottom: 15px;
  font-weight: 600;
}

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

/* Guide Section */
.page-download__guide-section {
  padding: 80px 20px;
  background: #26A9E0;
  color: #ffffff;
}

.page-download__guide-section .page-download__section-title {
  color: #ffffff;
}

.page-download__guide-section .page-download__section-description {
  color: #f0f8ff;
}

.page-download__guide-steps {
  display: flex;
  flex-direction: column;
  gap: 60px;
  margin-top: 50px;
}

.page-download__guide-item {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 40px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.page-download__guide-subtitle {
  font-size: 2em;
  color: #ffffff;
  margin-bottom: 30px;
  text-align: center;
  font-weight: 600;
}

.page-download__guide-list {
  list-style: none;
  padding: 0;
  counter-reset: step-counter;
}

.page-download__guide-list li {
  counter-increment: step-counter;
  margin-bottom: 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.page-download__guide-list li::before {
  content: "Bước " counter(step-counter);
  background: #EA7C07;
  color: #ffffff;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-weight: bold;
  margin-bottom: 15px;
  flex-shrink: 0;
}

.page-download__guide-list li p {
  font-size: 1.1em;
  line-height: 1.7;
  color: #f0f8ff;
  margin-bottom: 20px;
  max-width: 700px;
}

.page-download__guide-image {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  margin-top: 15px;
  display: block;
}

.page-download__important-note {
  margin-top: 50px;
  background: rgba(255, 255, 255, 0.15);
  padding: 25px;
  border-radius: 10px;
  font-size: 1.1em;
  line-height: 1.7;
  color: #ffffff;
  text-align: center;
}

/* Features Section */
.page-download__features-section {
  padding: 80px 20px;
  background: #ffffff;
  color: #333333;
}

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

.page-download__feature-card {
  background: #f8f8f8;
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-download__feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.page-download__feature-image {
  width: 100%;
  height: auto;
  max-width: 400px;
  margin-bottom: 20px;
  border-radius: 8px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-download__feature-title {
  font-size: 1.5em;
  color: #26A9E0;
  margin-bottom: 15px;
  font-weight: 600;
}

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

/* Promotions Section */
.page-download__promotions-section {
  padding: 80px 20px;
  background: #26A9E0;
  color: #ffffff;
}

.page-download__promotions-section .page-download__section-title {
  color: #ffffff;
}

.page-download__promotions-section .page-download__section-description {
  color: #f0f8ff;
}

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

.page-download__promotion-card {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, background 0.3s ease;
}

.page-download__promotion-card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.2);
}

.page-download__promotion-image {
  width: 100%;
  height: auto;
  max-width: 300px;
  margin-bottom: 20px;
  border-radius: 8px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-download__promotion-title {
  font-size: 1.5em;
  color: #ffffff;
  margin-bottom: 15px;
  font-weight: 600;
}

.page-download__promotion-text {
  font-size: 1em;
  line-height: 1.6;
  color: #f0f8ff;
}

.page-download__cta-center {
  text-align: center;
  margin-top: 50px;
}

/* FAQ Section */
.page-download__faq-section {
  padding: 80px 20px;
  background: #ffffff;
  color: #333333;
}

.page-download__faq-list {
  max-width: 900px;
  margin: 50px auto 0 auto;
}

.page-download__faq-item {
  background: #f8f8f8;
  border-radius: 12px;
  margin-bottom: 15px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  background: #f0f0f0;
  transition: background 0.3s ease;
}

.page-download__faq-question:hover {
  background: #e5e5e5;
}

.page-download__faq-title {
  font-size: 1.2em;
  color: #26A9E0;
  margin: 0;
  font-weight: 600;
}

.page-download__faq-toggle {
  font-size: 1.8em;
  font-weight: bold;
  color: #26A9E0;
  transition: transform 0.3s ease;
}

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

.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; /* Ensure it expands sufficiently */
  padding: 15px 25px 25px 25px;
}

.page-download__faq-answer p {
  font-size: 1em;
  line-height: 1.7;
  color: #555555;
  margin: 0;
}

/* Final CTA Section */
.page-download__cta-final {
  padding: 80px 20px;
  background: linear-gradient(135deg, #26A9E0 0%, #1A7FB5 100%);
  color: #ffffff;
  text-align: center;
}

.page-download__cta-final .page-download__section-title {
  color: #ffffff;
}

.page-download__cta-final .page-download__section-description {
  color: #f0f8ff;
  margin-bottom: 40px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-download__hero-title {
    font-size: 2.8em;
  }

  .page-download__section-title {
    font-size: 2em;
  }

  .page-download__benefits-grid,
  .page-download__features-grid,
  .page-download__promotion-cards {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
}

@media (max-width: 768px) {
  .page-download__hero-section {
    padding: 60px 15px;
    padding-top: var(--header-offset, 120px) !important; /* Ensure mobile header offset */
  }

  .page-download__container {
    flex-direction: column;
    gap: 30px;
    padding: 0 15px;
  }

  .page-download__hero-title {
    font-size: 2.2em;
  }

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

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

  .page-download__cta-button {
    padding: 12px 25px;
    font-size: 1em;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-download__qr-code-image {
    width: 150px;
    height: 150px;
  }

  .page-download__hero-image-wrapper {
    margin-top: 30px;
  }

  .page-download__hero-image {
    border-radius: 10px;
  }

  .page-download__section-title {
    font-size: 1.8em;
    margin-bottom: 20px;
  }

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

  .page-download__benefits-section,
  .page-download__guide-section,
  .page-download__features-section,
  .page-download__promotions-section,
  .page-download__faq-section,
  .page-download__cta-final {
    padding: 50px 15px;
  }

  .page-download__benefits-grid,
  .page-download__features-grid,
  .page-download__promotion-cards {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-download__benefit-card,
  .page-download__feature-card,
  .page-download__promotion-card {
    padding: 25px;
  }

  .page-download__guide-item {
    padding: 30px;
  }

  .page-download__guide-subtitle {
    font-size: 1.6em;
  }

  .page-download__guide-list li p {
    font-size: 1em;
  }

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

  .page-download__faq-title {
    font-size: 1.1em;
  }

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

  .page-download__faq-item.active .page-download__faq-answer {
    padding: 10px 20px 20px 20px;
  }

  /* Image responsive enforcement */
  .page-download img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-download__section,
  .page-download__card,
  .page-download__container,
  .page-download__hero-section,
  .page-download__benefits-section,
  .page-download__guide-section,
  .page-download__features-section,
  .page-download__promotions-section,
  .page-download__faq-section,
  .page-download__cta-final,
  .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;
    overflow: hidden !important;
  }

  .page-download__cta-buttons {
    flex-wrap: wrap !important;
    gap: 10px;
  }

  .page-download__cta-buttons > * {
    width: 100%;
  }
}

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

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

  .page-download__qr-code-image {
    width: 120px;
    height: 120px;
  }
}