.page-download {
  color: #F3F8FF; /* Text Main */
  background-color: #08162B; /* Deep Navy - body background */
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

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

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

.page-download__dark-section {
  background-color: #08162B; /* Deep Navy */
  color: #F3F8FF; /* Text Main */
}

.page-download__section-title {
  font-size: 36px;
  font-weight: bold;
  text-align: center;
  margin-bottom: 20px;
  color: #F2C14E; /* Gold */
  line-height: 1.2;
}

.page-download__section-subtitle {
  font-size: 18px;
  text-align: center;
  margin-bottom: 40px;
  color: #AFC4E8; /* Text Secondary */
}

.page-download__sub-title {
  font-size: 28px;
  font-weight: bold;
  margin-top: 40px;
  margin-bottom: 25px;
  color: #F3F8FF; /* Text Main */
  text-align: center;
}

.page-download__text-block p {
  margin-bottom: 15px;
  font-size: 16px;
  color: #F3F8FF; /* Text Main */
}

.page-download__text-block p a {
  color: #1D5FD1; /* Auxiliary color for links */
  text-decoration: underline;
}

.page-download__card {
  background: #10233F; /* Card BG */
  border: 1px solid #244D84; /* Border */
  border-radius: 10px;
  padding: 25px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  height: 100%;
  box-sizing: border-box;
}

.page-download__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.page-download__card-title {
  font-size: 22px;
  font-weight: bold;
  color: #F2C14E; /* Gold */
  margin-top: 15px;
  margin-bottom: 10px;
}

.page-download__card-title a {
  color: #F2C14E; /* Gold */
  text-decoration: none;
}

.page-download__card-title a:hover {
  text-decoration: underline;
}

.page-download__cta-button,
.page-download__btn-primary {
  display: inline-block;
  padding: 15px 35px;
  background: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%); /* Button color */
  color: #ffffff;
  text-decoration: none;
  border-radius: 50px;
  font-size: 18px;
  font-weight: bold;
  margin-top: 20px;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
}

.page-download__cta-button:hover,
.page-download__btn-primary:hover {
  background: linear-gradient(180deg, #1144A6 0%, #2B73F6 100%);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
}

.page-download__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  background: transparent;
  color: #1D5FD1; /* Auxiliary color */
  border: 2px solid #1D5FD1; /* Auxiliary color */
  text-decoration: none;
  border-radius: 50px;
  font-size: 16px;
  font-weight: bold;
  margin-top: 15px;
  margin-right: 15px;
  transition: all 0.3s ease;
  cursor: pointer;
}

.page-download__btn-secondary:hover {
  background: #1D5FD1;
  color: #ffffff;
  transform: translateY(-2px);
}

/* HERO Section */
.page-download__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* Small top padding, body handles header offset */
  overflow: hidden;
}

.page-download__hero-container {
  position: relative;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.page-download__hero-image-wrapper {
  width: 100%;
  margin-bottom: 30px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.page-download__hero-image {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  object-fit: cover;
}

.page-download__hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
  max-width: 800px;
}

.page-download__main-title {
  font-weight: bold;
  color: #F3F8FF; /* Text Main */
  margin-bottom: 20px;
  line-height: 1.2;
  text-shadow: 0 0 15px rgba(79, 168, 255, 0.6); /* Glow */
  font-size: clamp(28px, 4vw, 56px);
}

.page-download__description {
  font-size: 18px;
  color: #AFC4E8; /* Text Secondary */
  margin-bottom: 30px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* Introduction Section */
.page-download__introduction-section {
  background-color: #08162B; /* Deep Navy */
  color: #F3F8FF; /* Text Main */
  padding-bottom: 40px;
}

/* Download Guide Section */
.page-download__download-guide-section {
  background-color: #08162B; /* Deep Navy */
}

.page-download__platform-support {
  margin-top: 50px;
  margin-bottom: 60px;
}

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

.page-download__platform-item {
  text-align: center;
  padding: 30px 20px;
}

.page-download__platform-icon {
  width: 100px;
  height: 100px;
  margin-bottom: 20px;
  object-fit: contain;
  filter: drop-shadow(0 0 8px rgba(79, 168, 255, 0.4)); /* Glow */
}

.page-download__platform-name {
  font-size: 24px;
  font-weight: bold;
  color: #F2C14E; /* Gold */
  margin-bottom: 10px;
}

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

.page-download__step-item {
  position: relative;
  padding: 30px;
  text-align: left;
}

.page-download__step-number {
  position: absolute;
  top: -20px;
  left: 20px;
  background: #1D5FD1; /* Auxiliary color */
  color: #ffffff;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: bold;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  border: 3px solid #08162B; /* Deep Navy */
}

.page-download__step-title {
  font-size: 22px;
  font-weight: bold;
  color: #F2C14E; /* Gold */
  margin-top: 20px;
  margin-bottom: 15px;
}

.page-download__step-item p {
  font-size: 16px;
  color: #AFC4E8; /* Text Secondary */
  margin-bottom: 15px;
}

.page-download__step-item ul {
  list-style: disc inside;
  padding-left: 20px;
  color: #AFC4E8; /* Text Secondary */
}

.page-download__step-item li {
  margin-bottom: 8px;
  font-size: 16px;
}

.page-download__step-image {
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: 8px;
  margin-top: 20px;
  object-fit: cover;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

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

/* Features Section */
.page-download__features-section {
  background-color: #08162B; /* Deep Navy */
}

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

.page-download__feature-card {
  text-align: center;
  padding: 30px 20px;
}

.page-download__feature-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

/* Promotions Section */
.page-download__promotions-section {
  background-color: #08162B; /* Deep Navy */
}

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

.page-download__promotion-card {
  padding: 25px;
  text-align: center;
}

.page-download__promotion-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

/* Security & Support Section */
.page-download__security-support-section {
  background-color: #08162B; /* Deep Navy */
}

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

.page-download__security-item {
  text-align: center;
  padding: 30px 20px;
}

.page-download__security-image {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

/* FAQ Section */
.page-download__faq-section {
  background-color: #08162B; /* Deep Navy */
}

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

details.page-download__faq-item {
  margin-bottom: 15px;
  border-radius: 10px;
  border: 1px solid #244D84; /* Border */
  overflow: hidden;
  background: #10233F; /* Card BG */
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

details.page-download__faq-item summary.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
}

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

details.page-download__faq-item summary.page-download__faq-question:hover {
  background: rgba(29, 95, 209, 0.1); /* Slight hover effect */
}

.page-download__faq-qtext {
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: #F3F8FF; /* Text Main */
}

.page-download__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  color: #F2C14E; /* Gold */
  flex-shrink: 0;
  margin-left: 15px;
  width: 30px;
  text-align: center;
  transition: transform 0.3s ease;
}

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

details.page-download__faq-item .page-download__faq-answer {
  padding: 0 25px 20px;
  background: rgba(16, 35, 63, 0.8); /* Slightly lighter than Card BG */
  border-radius: 0 0 10px 10px;
  color: #AFC4E8; /* Text Secondary */
  font-size: 16px;
}

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

.page-download__faq-answer a {
  color: #1D5FD1; /* Auxiliary color */
  text-decoration: underline;
}

/* Latest Content Section */
.page-download__latest-content-section {
  background-color: #08162B; /* Deep Navy */
}

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

.page-download__blog-card {
  padding: 20px;
  text-align: left;
}

.page-download__blog-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.page-download__blog-content {
  color: #AFC4E8; /* Text Secondary */
}

.page-download__blog-date {
  font-size: 14px;
  color: #AFC4E8; /* Text Secondary */
  margin-top: 5px;
  margin-bottom: 10px;
}

.page-download__btn-text {
  color: #1D5FD1; /* Auxiliary color */
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s ease;
}

.page-download__btn-text:hover {
  color: #4FA8FF; /* Glow */
  text-decoration: underline;
}

.page-download__view-all-button-wrapper {
  text-align: center;
  margin-top: 50px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-download__hero-image-wrapper {
    border-radius: 8px;
  }

  .page-download__main-title {
    font-size: clamp(24px, 5vw, 48px);
  }

  .page-download__section-title {
    font-size: 30px;
  }

  .page-download__sub-title {
    font-size: 24px;
  }

  .page-download__platform-item,
  .page-download__step-item,
  .page-download__feature-card,
  .page-download__promotion-card,
  .page-download__security-item,
  .page-download__blog-card {
    padding: 20px;
  }

  .page-download__cta-button,
  .page-download__btn-primary {
    padding: 12px 30px;
    font-size: 16px;
  }

  .page-download__btn-secondary {
    padding: 10px 20px;
    font-size: 14px;
  }

  .page-download__faq-qtext {
    font-size: 16px;
  }
}

@media (max-width: 768px) {
  .page-download__hero-section {
    padding-top: 10px !important; /* Consistent small top padding */
    padding-bottom: 40px;
  }

  .page-download__container {
    padding: 0 15px;
  }

  .page-download__section {
    padding: 40px 0;
  }

  .page-download__section-title {
    font-size: 28px;
    margin-bottom: 15px;
  }

  .page-download__section-subtitle {
    font-size: 16px;
    margin-bottom: 30px;
  }

  .page-download__sub-title {
    font-size: 22px;
    margin-top: 30px;
    margin-bottom: 20px;
  }

  .page-download__text-block p,
  .page-download__step-item p,
  .page-download__step-item li,
  .page-download__faq-answer p {
    font-size: 15px;
  }

  .page-download__card {
    padding: 15px;
  }

  .page-download__card-title {
    font-size: 18px;
  }

  /* Image responsiveness */
  .page-download img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-download__hero-image-wrapper {
    margin-bottom: 20px;
  }

  .page-download__platform-icon {
    width: 80px;
    height: 80px;
  }

  .page-download__feature-image,
  .page-download__promotion-image,
  .page-download__security-image,
  .page-download__blog-image {
    height: 160px;
  }

  /* 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 !important;
    padding-right: 15px !important;
    margin-top: 10px;
    margin-bottom: 10px;
    margin-right: 0; /* Clear right margin for stacked buttons */
  }

  .page-download__quick-links {
    flex-direction: column;
    gap: 10px;
  }

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

  .page-download__faq-qtext {
    font-size: 15px;
  }

  .page-download__faq-toggle {
    font-size: 24px;
    width: 24px;
    height: 24px;
  }

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

  .page-download__blog-content {
    font-size: 14px;
  }

  .page-download__view-all-button-wrapper {
    margin-top: 30px;
  }
}

@media (max-width: 480px) {
  .page-download__main-title {
    font-size: clamp(20px, 6vw, 36px);
  }
  .page-download__description {
    font-size: 16px;
  }
  .page-download__section-title {
    font-size: 24px;
  }
  .page-download__sub-title {
    font-size: 20px;
  }
  .page-download__platform-list,
  .page-download__guide-steps,
  .page-download__features-grid,
  .page-download__promotion-grid,
  .page-download__security-grid,
  .page-download__blog-grid {
    grid-template-columns: 1fr;
  }
}