/* style/download.css */
/* 
  Màu sắc chính: #26A9E0
  Màu sắc phụ: #FFFFFF
  Màu nền body: #0a0a0a (dark) -> Văn bản chính phải là màu sáng #ffffff
*/

.page-download {
  color: #ffffff; /* Đảm bảo văn bản chính trên nền body tối là màu sáng */
  line-height: 1.6;
  font-family: 'Arial', sans-serif;
}

.page-download__hero-section {
  position: relative;
  padding: 60px 20px;
  background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
  color: #ffffff;
  padding-top: var(--header-offset, 120px); /* Đảm bảo khoảng cách với header cố định */
}

.page-download__hero-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 40px;
}

.page-download__hero-content {
  flex: 1;
  text-align: left;
}

.page-download__hero-title {
  font-size: 3.2em;
  margin-bottom: 20px;
  color: #26A9E0; /* Sử dụng màu thương hiệu cho tiêu đề */
  line-height: 1.2;
}

.page-download__hero-description {
  font-size: 1.3em;
  margin-bottom: 30px;
  color: #f0f0f0;
}

.page-download__hero-cta-buttons {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.page-download__btn-primary,
.page-download__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  font-size: 1.1em;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
  text-align: center;
  box-sizing: border-box;
}

.page-download__btn-primary {
  background: #26A9E0; /* Màu chính */
  color: #ffffff;
  border: 2px solid #26A9E0;
}

.page-download__btn-primary:hover {
  background: #1e87b7;
  border-color: #1e87b7;
}

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

.page-download__btn-secondary:hover {
  background: #f0f0f0;
  color: #1e87b7;
}

.page-download__hero-note {
  font-size: 0.95em;
  color: #ccc;
}

.page-download__hero-image-wrapper {
  flex: 1;
  text-align: right;
}

.page-download__hero-image {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.page-download__section {
  padding: 80px 20px;
  text-align: center;
}

.page-download__container {
  max-width: 1200px;
  margin: 0 auto;
}

.page-download__section-title {
  font-size: 2.5em;
  margin-bottom: 20px;
  color: #26A9E0; /* Tiêu đề màu thương hiệu */
}

.page-download__section-description {
  font-size: 1.15em;
  color: #f0f0f0;
  max-width: 800px;
  margin: 0 auto 50px auto;
}

/* Why Download Section */
.page-download__why-download {
  background: #0a0a0a; /* Nền tối */
  color: #ffffff;
}

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

.page-download__feature-card {
  background: rgba(255, 255, 255, 0.08); /* Nền tối với lớp phủ trắng mờ */
  padding: 30px;
  border-radius: 12px;
  text-align: left;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, background 0.3s ease;
  color: #ffffff;
}

.page-download__feature-card:hover {
  transform: translateY(-10px);
  background: rgba(255, 255, 255, 0.15);
}

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

.page-download__feature-text {
  font-size: 1em;
  color: #ccc;
}

/* How to Download Section */
.page-download__dark-bg {
  background: #1a1a1a;
  color: #ffffff;
}

.page-download__download-steps-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-top: 40px;
}

.page-download__download-platform {
  background: rgba(255, 255, 255, 0.08);
  padding: 40px;
  border-radius: 12px;
  text-align: left;
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-download__platform-title {
  font-size: 2em;
  color: #26A9E0;
  margin-bottom: 30px;
  text-align: center;
}

.page-download__download-list {
  list-style: none;
  padding: 0;
  margin-bottom: 30px;
}

.page-download__download-list li {
  margin-bottom: 20px;
  font-size: 1.1em;
  color: #f0f0f0;
}

.page-download__download-list li strong {
  color: #26A9E0;
}

.page-download__qr-code-wrapper {
  text-align: center;
  margin: 30px 0;
}

.page-download__qr-code {
  width: 300px; /* Display size */
  height: 300px; /* Display size */
  max-width: 100%;
  height: auto;
  border: 5px solid #26A9E0;
  border-radius: 8px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

/* App Features Section */
.page-download__app-features {
  background: #0a0a0a;
  color: #ffffff;
}

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

.page-download__feature-item {
  background: rgba(255, 255, 255, 0.08);
  padding: 25px;
  border-radius: 12px;
  text-align: left;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease;
  color: #ffffff;
}

.page-download__feature-item:hover {
  transform: translateY(-5px);
}

.page-download__feature-item-title {
  font-size: 1.4em;
  color: #26A9E0;
  margin-bottom: 10px;
}

.page-download__feature-item-text {
  font-size: 0.95em;
  color: #ccc;
}

.page-download__feature-image {
  margin-top: 60px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  max-width: 100%;
  height: auto;
}

/* Exclusive Promotions Section */
.page-download__exclusive-promos {
  background: #1a1a1a;
  color: #ffffff;
}

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

.page-download__promo-card {
  background: rgba(255, 255, 255, 0.08);
  padding: 30px;
  border-radius: 12px;
  text-align: left;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease;
  color: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-download__promo-card:hover {
  transform: translateY(-10px);
}

.page-download__promo-title {
  font-size: 1.6em;
  color: #26A9E0;
  margin-bottom: 15px;
}

.page-download__promo-text {
  font-size: 1em;
  color: #ccc;
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-download__promo-image {
  margin-top: 60px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  max-width: 100%;
  height: auto;
}

/* FAQ Section */
.page-download__faq {
  background: #0a0a0a;
  color: #ffffff;
}

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

.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 25px;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.05);
  transition: background 0.3s ease;
}

.page-download__faq-question:hover {
  background: rgba(255, 255, 255, 0.12);
}

.page-download__faq-title {
  font-size: 1.25em;
  color: #f0f0f0;
  margin: 0;
}

.page-download__faq-toggle {
  font-size: 1.8em;
  font-weight: bold;
  color: #26A9E0;
  transition: transform 0.3s ease;
  line-height: 1;
}

.page-download__faq-item.active .page-download__faq-toggle {
  transform: rotate(45deg); /* Plus sign becomes an 'X' or dash-like */
}

.page-download__faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 25px;
  transition: max-height 0.3s ease-out, padding 0.3s ease-out;
  color: #ccc;
  font-size: 1em;
}

.page-download__faq-item.active .page-download__faq-answer {
  max-height: 1000px !important; /* Đảm bảo đủ lớn để chứa nội dung */
  padding: 15px 25px 25px 25px;
}

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

/* Bottom CTA Section */
.page-download__cta-bottom {
  background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
  color: #ffffff;
  padding: 80px 20px;
}

.page-download__cta-bottom .page-download__cta-buttons {
  margin-top: 40px;
  justify-content: center;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-download__hero-title {
    font-size: 2.8em;
  }
  .page-download__hero-description {
    font-size: 1.1em;
  }
  .page-download__download-steps-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .page-download__hero-section {
    padding-left: 15px;
    padding-right: 15px;
    padding-top: var(--header-offset, 120px) !important; /* Important for mobile */
  }
  .page-download__hero-container {
    flex-direction: column;
    text-align: center;
  }
  .page-download__hero-content {
    text-align: center;
  }
  .page-download__hero-title {
    font-size: 2.2em;
  }
  .page-download__hero-description {
    font-size: 1em;
  }
  .page-download__hero-cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .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;
  }

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

  .page-download__section {
    padding: 50px 15px;
  }

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

  .page-download__section-description {
    font-size: 1em;
    margin-bottom: 30px;
  }

  .page-download__features-grid,
  .page-download__app-features-grid,
  .page-download__promos-grid {
    grid-template-columns: 1fr;
  }

  .page-download__download-platform {
    padding: 30px 20px;
  }

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

  .page-download__qr-code {
    width: 250px; /* Adjust for smaller screens */
    height: 250px; /* Adjust for smaller screens */
  }

  .page-download__feature-image,
  .page-download__promo-image,
  .page-download__hero-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-download__container,
  .page-download__cta-bottom .page-download__cta-buttons {
    padding-left: 15px;
    padding-right: 15px;
    box-sizing: border-box !important;
    width: 100% !important;
    max-width: 100% !important;
    overflow: hidden !important;
  }

  /* Ensure all images within .page-download are responsive */
  .page-download img {
    max-width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  /* Ensure all content containers are responsive */
  .page-download__section,
  .page-download__card,
  .page-download__container,
  .page-download__download-platform,
  .page-download__feature-card,
  .page-download__feature-item,
  .page-download__promo-card,
  .page-download__faq-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .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: 15px 20px 20px 20px;
  }
}

@media (max-width: 480px) {
  .page-download__hero-title {
    font-size: 1.8em;
  }
  .page-download__section-title {
    font-size: 1.8em;
  }
  .page-download__feature-title {
    font-size: 1.3em;
  }
  .page-download__platform-title {
    font-size: 1.4em;
  }
  .page-download__promo-title {
    font-size: 1.4em;
  }
}