/* style/download.css */
.page-download {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333333; /* Default text color for light body background */
  background-color: #FFFFFF;
}

.page-download__article-wrap {
  max-width: 1150px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-download__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 10px; /* Small top padding, body handles header offset */
  padding-bottom: 40px;
  background-color: #f8f8f8;
  position: relative;
  overflow: hidden;
}

.page-download__hero-image {
  max-width: 100%;
  height: auto;
  display: block;
  margin-bottom: 20px;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-download__hero-content {
  max-width: 800px;
  padding: 0 20px;
  z-index: 1;
}

.page-download__main-title {
  font-size: 2.8em;
  font-weight: 700;
  color: #26A9E0;
  margin-bottom: 15px;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.page-download__description {
  font-size: 1.1em;
  margin-bottom: 30px;
  color: #555555;
}

.page-download__cta-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.page-download__btn-primary,
.page-download__btn-secondary {
  padding: 14px 28px;
  border-radius: 8px;
  font-size: 1.1em;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 0.3s ease, transform 0.2s ease;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
  box-sizing: border-box;
  text-align: center;
}

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

.page-download__btn-primary:hover {
  background-color: #1a8ccf;
  transform: translateY(-2px);
}

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

.page-download__btn-secondary:hover {
  background-color: #e0f2f7;
  transform: translateY(-2px);
}

.page-download__section-title {
  font-size: 2.2em;
  font-weight: 700;
  color: #26A9E0;
  text-align: center;
  margin-top: 60px;
  margin-bottom: 30px;
  line-height: 1.3;
}

.page-download__intro-section p,
.page-download__download-guide-section p,
.page-download__promo-section p {
  font-size: 1.05em;
  color: #444444;
  margin-bottom: 25px;
  text-align: justify;
}

.page-download__content-image {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 30px auto;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

.page-download__sub-title {
  font-size: 1.6em;
  font-weight: 600;
  color: #26A9E0;
  margin-top: 40px;
  margin-bottom: 20px;
  text-align: left;
}

.page-download__feature-list {
  list-style: none;
  padding: 0;
  margin-bottom: 40px;
}

.page-download__feature-list li {
  background: #f0faff;
  padding: 15px 20px;
  margin-bottom: 10px;
  border-left: 5px solid #26A9E0;
  border-radius: 4px;
  font-size: 1em;
  color: #333333;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.page-download__guide-step {
  margin-bottom: 50px;
  padding: 25px;
  background-color: #ffffff;
  border-radius: 8px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  border: 1px solid #e0e0e0;
}

.page-download__os-options {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin-top: 30px;
  flex-wrap: wrap;
}

.page-download__os-card {
  flex: 1;
  min-width: 280px;
  max-width: 45%;
  background-color: #f0faff;
  border: 1px solid #26A9E0;
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

.page-download__os-title {
  font-size: 1.4em;
  color: #26A9E0;
  margin-bottom: 15px;
}

.page-download__os-card p {
  font-size: 0.95em;
  color: #555555;
  margin-bottom: 25px;
  flex-grow: 1;
  text-align: center;
}

.page-download__install-steps {
  list-style: decimal;
  padding-left: 25px;
  margin-bottom: 30px;
}

.page-download__install-steps li {
  font-size: 1em;
  color: #333333;
  margin-bottom: 10px;
  line-height: 1.5;
}

.page-download__faq-section {
  padding-top: 40px;
  padding-bottom: 60px;
}

.page-download__faq-list {
  margin-top: 30px;
}

.page-download__faq-item {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.1em;
  font-weight: 600;
  color: #26A9E0;
  cursor: pointer;
  background-color: #f0faff;
  border-bottom: 1px solid #e0e0e0;
  list-style: none; /* For details/summary */
}

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

.page-download__faq-qtext {
  flex-grow: 1;
}

.page-download__faq-toggle {
  font-size: 1.4em;
  font-weight: 700;
  color: #26A9E0;
  margin-left: 15px;
  transition: transform 0.3s ease;
}

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

.page-download__faq-answer {
  padding: 15px 25px 20px;
  font-size: 0.95em;
  color: #555555;
  text-align: justify;
}

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

.page-download__promo-section {
  padding-top: 40px;
  padding-bottom: 60px;
  background-color: #f8f8f8;
}

/* --- Responsive Styles --- */

/* Mobile (max-width: 768px) */
@media (max-width: 768px) {
  .page-download {
    font-size: 15px;
  }

  /* 1. Top section title + dual CTA */
  .page-download__hero-section {
    padding-top: 10px !important; /* Ensure small top padding */
    padding-bottom: 30px;
  }

  .page-download__main-title {
    font-size: clamp(1.8em, 7vw, 2.5em); /* Use clamp for H1 */
    margin-bottom: 10px;
  }

  .page-download__description {
    font-size: 1em;
    margin-bottom: 20px;
  }

  .page-download__cta-buttons {
    flex-direction: column;
    gap: 10px;
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

  .page-download__btn-primary,
  .page-download__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 1em;
    white-space: normal !important;
    word-wrap: break-word !important;
    box-sizing: border-box !important;
  }

  /* 2. Single column long text container */
  .page-download__article-wrap {
    padding: 0 15px !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-download__section-title {
    font-size: 1.8em;
    margin-top: 40px;
    margin-bottom: 20px;
  }

  .page-download__sub-title {
    font-size: 1.4em;
    margin-top: 30px;
    margin-bottom: 15px;
  }

  .page-download__intro-section p,
  .page-download__download-guide-section p,
  .page-download__promo-section p,
  .page-download__feature-list li,
  .page-download__os-card p,
  .page-download__install-steps li,
  .page-download__faq-answer p {
    font-size: 0.95em;
    text-align: left;
  }

  .page-download__feature-list li {
    padding: 12px 15px;
  }

  .page-download__guide-step {
    padding: 20px;
    margin-bottom: 30px;
  }

  .page-download__os-options {
    flex-direction: column;
    gap: 20px;
  }

  .page-download__os-card {
    max-width: 100% !important;
    min-width: unset;
    width: 100% !important;
    padding: 25px;
  }

  /* 3. Generic images and figures */
  .page-download img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
  }

  .page-download__content-image {
    margin: 20px auto;
  }

  /* 4. Buttons and button containers (already covered by .page-download__cta-buttons and .page-download__btn-primary/.page-download__btn-secondary) */
  /* Ensured max-width: 100%, width: 100%, white-space: normal, word-wrap: break-word */

  /* 5. Registration tutorial and FAQ blocks */
  .page-download__faq-section {
    padding-top: 30px;
    padding-bottom: 40px;
  }

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

  .page-download__faq-toggle {
    font-size: 1.2em;
  }

  .page-download__faq-answer {
    padding: 10px 20px 15px;
  }

  .page-download__promo-section {
    padding-top: 30px;
    padding-bottom: 40px;
  }
}