.page-download {
  --primary-color: #11A84E;
  --secondary-color: #22C768;
  --background-dark: #08160F;
  --card-bg: #11271B;
  --text-main: #F2FFF6;
  --text-secondary: #A7D9B8;
  --border-color: #2E7A4E;
  --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --glow-color: #57E38D;
  --gold-color: #F2C14E;
  --divider-color: #1E3A2A;
  --deep-green-color: #0A4B2C;

  font-family: 'Arial', sans-serif;
  color: var(--text-main);
  background-color: var(--background-dark); /* Ensure body background is respected for contrast */
}

.page-download__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 60px 20px;
  padding-top: 10px; /* Small top padding, body handles header offset */
  box-sizing: border-box;
  overflow: hidden;
}

.page-download__hero-image-wrapper {
  width: 100%;
  max-width: 100%;
  display: flex;
  justify-content: center;
  margin-bottom: 20px;
}

.page-download__hero-image {
  width: 100%;
  max-width: 1200px;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  display: block;
  object-fit: cover;
}

.page-download__hero-content {
  text-align: center;
  max-width: 900px;
  margin-top: 20px;
  padding: 0 15px;
  box-sizing: border-box;
}

.page-download__main-title {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text-main);
  margin-bottom: 20px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
  /* No fixed font-size for H1 */
}

.page-download__description {
  font-size: 1.15em;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 30px;
}

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

.page-download__btn-primary,
.page-download__btn-secondary {
  padding: 15px 30px;
  border-radius: 8px;
  font-size: 1.1em;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  text-align: center;
  max-width: 100%; /* Ensure button responsiveness */
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-download__btn-primary {
  background: var(--button-gradient);
  color: var(--text-main);
  border: none;
}

.page-download__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
  opacity: 0.9;
}

.page-download__btn-secondary {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.page-download__btn-secondary:hover {
  background: var(--primary-color);
  color: var(--text-main);
  transform: translateY(-3px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

.page-download__section {
  padding: 80px 20px;
  box-sizing: border-box;
}

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

.page-download__section-title {
  font-size: 2.5em;
  font-weight: 700;
  color: var(--text-main);
  text-align: center;
  margin-bottom: 40px;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.page-download__text-block {
  font-size: 1.1em;
  line-height: 1.7;
  color: var(--text-secondary);
  text-align: center;
  max-width: 800px;
  margin: 0 auto 50px auto;
}

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

.page-download__card {
  background-color: var(--card-bg);
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  border: 1px solid var(--border-color);
  height: 100%;
  box-sizing: border-box;
  color: var(--text-main); /* Ensure text color for contrast */
}

.page-download__card-image {
  width: 100%;
  max-width: 400px;
  height: 250px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-download__card-title {
  font-size: 1.6em;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 15px;
  line-height: 1.3;
}

.page-download__card-text {
  font-size: 1em;
  line-height: 1.6;
  color: var(--text-secondary);
  flex-grow: 1;
}

.page-download__guide-block {
  background-color: var(--card-bg);
  border-radius: 12px;
  padding: 40px;
  margin-bottom: 50px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
  color: var(--text-main); /* Ensure text color for contrast */
}

.page-download__guide-title {
  font-size: 2em;
  font-weight: 700;
  color: var(--primary-color);
  text-align: center;
  margin-bottom: 30px;
}

.page-download__flex-wrapper {
  display: flex;
  align-items: flex-start;
  gap: 40px;
}

.page-download__qr-code-wrapper {
  flex-shrink: 0;
  text-align: center;
  background-color: #ffffff;
  padding: 15px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--border-color);
}

.page-download__qr-code {
  width: 200px;
  height: 200px;
  display: block;
  margin: 0 auto 10px auto;
}

.page-download__qr-text {
  font-size: 0.9em;
  color: #333333;
  font-weight: 500;
}

.page-download__step-list {
  list-style: none;
  padding: 0;
  margin: 0;
  flex-grow: 1;
}

.page-download__step-item {
  background-color: var(--background-dark);
  border-left: 4px solid var(--primary-color);
  padding: 20px 25px;
  margin-bottom: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.page-download__step-heading {
  font-size: 1.3em;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 10px;
}

.page-download__step-item p {
  font-size: 1em;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0;
}

.page-download__note-block {
  background-color: var(--deep-green-color);
  border-radius: 12px;
  padding: 40px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
  color: var(--text-main); /* Ensure text color for contrast */
  margin-top: 50px;
}

.page-download__note-title {
  font-size: 1.8em;
  font-weight: 700;
  color: var(--gold-color);
  text-align: center;
  margin-bottom: 25px;
}

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

.page-download__note-item {
  font-size: 1.1em;
  line-height: 1.8;
  color: var(--text-main);
  margin-bottom: 10px;
  position: relative;
  padding-left: 30px;
}

.page-download__note-item::before {
  content: '✓';
  color: var(--glow-color);
  position: absolute;
  left: 0;
  font-weight: bold;
  font-size: 1.2em;
}

.page-download__faq-section {
  background-color: var(--background-dark);
}

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

.page-download__faq-item {
  background-color: var(--card-bg);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  color: var(--text-main); /* Ensure text color for contrast */
}

.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.2em;
  font-weight: 600;
  color: var(--text-main);
  cursor: pointer;
  background-color: var(--deep-green-color);
  border-bottom: 1px solid var(--divider-color);
  user-select: none;
  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: 1.5em;
  margin-left: 15px;
  color: var(--glow-color);
  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 25px;
  font-size: 1em;
  line-height: 1.6;
  color: var(--text-secondary);
}

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

.page-download__cta-section {
  background-color: var(--background-dark);
  padding: 100px 20px;
  text-align: center;
}

.page-download__cta-section .page-download__container {
  background-color: var(--card-bg);
  border-radius: 15px;
  padding: 60px 40px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
  border: 2px solid var(--glow-color);
  color: var(--text-main); /* Ensure text color for contrast */
}

.page-download__cta-section .page-download__section-title {
  color: var(--text-main);
  margin-bottom: 25px;
}

.page-download__cta-section .page-download__text-block {
  color: var(--text-secondary);
  margin-bottom: 40px;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-download__main-title {
    font-size: 2.8em;
  }
  .page-download__section-title {
    font-size: 2em;
  }
  .page-download__flex-wrapper {
    flex-direction: column;
    align-items: center;
  }
  .page-download__qr-code-wrapper {
    margin-bottom: 30px;
  }
}

@media (max-width: 768px) {
  .page-download__hero-section {
    padding: 40px 15px;
  }
  .page-download__main-title {
    font-size: clamp(2em, 8vw, 2.5em); /* Use clamp for H1 */
    line-height: 1.1;
  }
  .page-download__description {
    font-size: 1em;
  }
  .page-download__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-download__btn-primary,
  .page-download__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding: 12px 20px;
    font-size: 1em;
    white-space: normal !important;
    word-wrap: break-word !important;
  }
  .page-download__section {
    padding: 50px 15px;
  }
  .page-download__section-title {
    font-size: 1.8em;
    margin-bottom: 30px;
  }
  .page-download__text-block {
    font-size: 0.95em;
    margin-bottom: 40px;
  }
  .page-download__grid-layout {
    grid-template-columns: 1fr;
  }
  .page-download__card {
    padding: 25px;
  }
  .page-download__card-image {
    height: 200px;
  }
  .page-download__card-title {
    font-size: 1.4em;
  }
  .page-download__guide-block {
    padding: 30px;
  }
  .page-download__guide-title {
    font-size: 1.6em;
  }
  .page-download__qr-code-wrapper {
    width: 100%;
  }
  .page-download__qr-code {
    width: 150px;
    height: 150px;
  }
  .page-download__step-item {
    padding: 15px 20px;
  }
  .page-download__step-heading {
    font-size: 1.15em;
  }
  .page-download__note-block {
    padding: 30px;
  }
  .page-download__note-title {
    font-size: 1.5em;
  }
  .page-download__note-item {
    font-size: 1em;
  }
  .page-download__faq-question {
    padding: 15px 20px;
    font-size: 1.1em;
  }
  .page-download__faq-answer {
    padding: 10px 20px 15px 20px;
  }
  .page-download__cta-section {
    padding: 60px 15px;
  }
  .page-download__cta-section .page-download__container {
    padding: 40px 20px;
  }

  /* Mobile Image Responsiveness */
  .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-image-wrapper,
  .page-download__cta-buttons,
  .page-download__flex-wrapper,
  .page-download__qr-code-wrapper,
  .page-download__guide-block,
  .page-download__note-block,
  .page-download__faq-item,
  .page-download__cta-section .page-download__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow-x: hidden !important; /* Prevent horizontal scroll */
  }
  .page-download__hero-section {
    padding-top: 10px !important; /* body already handles --header-offset */
  }
}

@media (max-width: 480px) {
  .page-download__main-title {
    font-size: clamp(1.8em, 9vw, 2.2em);
  }
  .page-download__section-title {
    font-size: 1.6em;
  }
  .page-download__guide-title {
    font-size: 1.4em;
  }
  .page-download__note-title {
    font-size: 1.3em;
  }
  .page-download__faq-question {
    font-size: 1em;
  }
  .page-download__card-title {
    font-size: 1.2em;
  }
}