.page-download__hero-section {
  position: relative;
  width: 100%;
  padding: 100px 20px 60px;
  padding-top: var(--header-offset, 120px);
  background-color: #1A2B4C;
  background-size: cover;
  background-position: center;
  color: #ffffff;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

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

.page-download__hero-title {
  font-size: 3.2em;
  margin-bottom: 20px;
  color: #FFD700; /* Vàng hổ phách cho tiêu đề nổi bật */
  font-weight: bold;
  line-height: 1.2;
}

.page-download__hero-description {
  font-size: 1.2em;
  margin-bottom: 40px;
  max-width: 800px;
  line-height: 1.6;
  color: #f0f0f0;
}

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

.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: 1.1em;
  font-weight: bold;
  text-decoration: none;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-download__btn-primary {
  background-color: #FFD700;
  color: #1A2B4C;
  border: 2px solid #FFD700;
}

.page-download__btn-primary:hover {
  background-color: #e0b800;
  border-color: #e0b800;
}

.page-download__btn-secondary {
  background-color: transparent;
  color: #FFD700;
  border: 2px solid #FFD700;
}

.page-download__btn-secondary:hover {
  background-color: #FFD700;
  color: #1A2B4C;
}

.page-download__video-wrapper {
  position: relative;
  width: 100%;
  max-width: 1000px;
  margin: 40px auto 0;
  background-color: #000;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.page-download__video {
  width: 100%;
  height: auto;
  display: block;
  cursor: pointer;
}

.page-download__section {
  padding: 60px 0;
}

.page-download__section-title {
  font-size: 2.5em;
  text-align: center;
  margin-bottom: 20px;
  color: #FFD700;
  font-weight: bold;
}

.page-download__section-description {
  font-size: 1.1em;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 50px;
  line-height: 1.6;
  color: #f0f0f0;
}

.page-download__benefits-section {
  background-color: #0a0a0a;
  color: #ffffff;
}

.page-download__benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  text-align: center;
}

.page-download__benefit-item {
  background: rgba(255, 255, 255, 0.08);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  color: #ffffff;
}

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

.page-download__benefit-title {
  font-size: 1.5em;
  margin-bottom: 15px;
  color: #FFD700;
}

.page-download__benefit-text {
  font-size: 1em;
  line-height: 1.5;
  color: #f0f0f0;
}

.page-download__how-to-section {
  background-color: #1A2B4C;
  color: #ffffff;
}

.page-download__download-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.page-download__step-card {
  background: rgba(255, 255, 255, 0.08);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  color: #ffffff;
}

.page-download__step-title {
  font-size: 1.8em;
  color: #FFD700;
  margin-bottom: 25px;
  text-align: center;
}

.page-download__step-card img {
  width: 100%;
  max-width: 600px;
  height: auto;
  border-radius: 8px;
  margin-bottom: 25px;
  object-fit: cover;
}

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

.page-download__step-list li {
  margin-bottom: 15px;
  font-size: 1em;
  line-height: 1.6;
  position: relative;
  padding-left: 30px;
  color: #f0f0f0;
}

.page-download__step-list li:last-child {
  margin-bottom: 0;
}

.page-download__step-list li::before {
  content: counter(step-counter);
  counter-increment: step-counter;
  background-color: #FFD700;
  color: #1A2B4C;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  position: absolute;
  left: 0;
  top: 0;
}

.page-download__features-section {
  background-color: #0a0a0a;
  color: #ffffff;
}

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

.page-download__feature-item {
  background: rgba(255, 255, 255, 0.08);
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  text-align: center;
  color: #ffffff;
}

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

.page-download__feature-title {
  font-size: 1.4em;
  margin-bottom: 10px;
}

.page-download__feature-title a {
  color: #FFD700;
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-download__feature-title a:hover {
  color: #e0b800;
}

.page-download__feature-text {
  font-size: 0.95em;
  line-height: 1.5;
  color: #f0f0f0;
}

.page-download__security-section {
  background-color: #1A2B4C;
  color: #ffffff;
}

.page-download__security-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 40px;
  margin-top: 30px;
}

.page-download__security-content img {
  width: 100%;
  max-width: 600px;
  height: auto;
  border-radius: 12px;
  object-fit: cover;
}

.page-download__security-list {
  list-style: none;
  padding: 0;
  margin: 0;
  max-width: 500px;
}

.page-download__security-list li {
  background: rgba(255, 255, 255, 0.08);
  padding: 15px 20px;
  margin-bottom: 15px;
  border-left: 4px solid #FFD700;
  border-radius: 5px;
  font-size: 1em;
  line-height: 1.6;
  color: #f0f0f0;
}

.page-download__security-list li:last-child {
  margin-bottom: 0;
}

.page-download__security-list li strong {
  color: #FFD700;
}

.page-download__faq-section {
  background-color: #0a0a0a;
  color: #ffffff;
}

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

.page-download__faq-item {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  font-size: 1.1em;
  font-weight: bold;
  cursor: pointer;
  color: #FFD700;
  background-color: rgba(255, 255, 255, 0.05);
  transition: background-color 0.3s ease;
}

.page-download__faq-question:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.page-download__faq-toggle {
  font-size: 1.5em;
  font-weight: bold;
  color: #FFD700;
  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 20px;
  transition: max-height 0.3s ease, padding 0.3s ease;
  color: #f0f0f0;
}

.page-download__faq-item.active .page-download__faq-answer {
  max-height: 1000px !important; /* Đủ lớn để chứa mọi nội dung */
  padding: 15px 20px;
}

.page-download__faq-answer p {
  margin: 0;
  line-height: 1.6;
}

.page-download__cta-bottom-section {
  background-color: #1A2B4C;
  color: #ffffff;
  text-align: center;
  padding: 80px 20px;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
  .page-download__hero-title {
    font-size: 2.8em;
  }
  .page-download__section-title {
    font-size: 2em;
  }
  .page-download__security-content {
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  .page-download__hero-section {
    padding: 80px 15px 40px;
    padding-top: var(--header-offset, 120px) !important;
  }
  .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__btn-primary,
  .page-download__btn-secondary {
    width: 100%;
    padding: 12px 20px;
    font-size: 1em;
    max-width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }
  .page-download__video-wrapper {
    margin-top: 20px;
    border-radius: 8px;
  }
  .page-download__section {
    padding: 40px 0;
  }
  .page-download__section-title {
    font-size: 1.8em;
  }
  .page-download__section-description {
    font-size: 0.95em;
    margin-bottom: 30px;
  }
  .page-download__benefits-grid,
  .page-download__download-steps,
  .page-download__features-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-download__container {
    padding-left: 15px !important;
    padding-right: 15px !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  /* Image responsiveness */
  .page-download img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  .page-download__benefit-item,
  .page-download__step-card,
  .page-download__feature-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  
  /* 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: 0px !important;
    padding-right: 0px !important;
    overflow: hidden !important;
  }
  .page-download__video-wrapper {
    padding-left: 0px !important;
    padding-right: 0px !important;
  }
}

@media (max-width: 480px) {
  .page-download__hero-title {
    font-size: 1.8em;
  }
  .page-download__section-title {
    font-size: 1.5em;
  }
  .page-download__benefit-title {
    font-size: 1.2em;
  }
  .page-download__step-title {
    font-size: 1.4em;
  }
  .page-download__feature-title {
    font-size: 1.1em;
  }
  .page-download__faq-question {
    font-size: 1em;
  }
}