/* style/download.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này không cần thêm */

:root {
  --page-download-primary-color: #26A9E0;
  --page-download-secondary-color: #FFFFFF;
  --page-download-text-dark: #333333;
  --page-download-text-light: #ffffff;
  --page-download-bg-dark: #000000; /* Body background */
  --page-download-bg-light: #f8f9fa;
  --page-download-btn-login: #EA7C07;
}

.page-download {
  color: var(--page-download-text-light); /* Mặc định cho nền tối của body */
  background-color: var(--page-download-bg-dark);
}

.page-download__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 60px 20px;
  padding-top: 10px; /* Nhỏ hơn so với --header-offset */
  text-align: center;
  overflow: hidden;
}

.page-download__hero-image-wrapper {
  width: 100%;
  max-width: 100%;
  position: relative;
  margin-bottom: 20px;
  order: 1; /* Đảm bảo ảnh ở trên văn bản */
}

.page-download__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: 10px;
}

.page-download__hero-content {
  order: 2; /* Đảm bảo văn bản ở dưới ảnh */
  max-width: 900px;
  margin-top: 20px;
  padding: 0 15px;
}

.page-download__main-title {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--page-download-text-light);
  margin-bottom: 15px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  font-size: clamp(2.2rem, 4vw, 3.5rem);
}

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

.page-download__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.page-download__btn-primary,
.page-download__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.3s ease;
  min-width: 200px;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-download__btn-primary {
  background-color: var(--page-download-primary-color);
  color: var(--page-download-text-light);
  border: 2px solid var(--page-download-primary-color);
}

.page-download__btn-primary:hover {
  background-color: darken(var(--page-download-primary-color), 10%);
  border-color: darken(var(--page-download-primary-color), 10%);
  transform: translateY(-2px);
}

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

.page-download__btn-secondary:hover {
  background-color: var(--page-download-primary-color);
  color: var(--page-download-text-light);
  transform: translateY(-2px);
}

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

.page-download__section-title {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 20px;
  line-height: 1.3;
}

.page-download__section-description {
  font-size: 1.05rem;
  line-height: 1.6;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px auto;
}

/* Light Background Sections */
.page-download__light-bg {
  background-color: var(--page-download-bg-light);
  color: var(--page-download-text-dark);
  padding: 80px 0;
}

.page-download__light-bg .page-download__section-title,
.page-download__light-bg .page-download__description {
  color: var(--page-download-text-dark);
}

/* Dark Background Sections */
.page-download__dark-bg {
  background-color: var(--page-download-bg-dark);
  color: var(--page-download-text-light);
  padding: 80px 0;
}

.page-download__dark-bg .page-download__section-title,
.page-download__dark-bg .page-download__description {
  color: var(--page-download-text-light);
}

/* Why Download Section */
.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-color: var(--page-download-secondary-color);
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease;
  color: var(--page-download-text-dark);
}

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

.page-download__feature-icon {
  width: 100%;
  max-width: 250px;
  height: auto;
  margin-bottom: 20px;
  border-radius: 8px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-download__feature-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--page-download-primary-color);
}

.page-download__feature-text {
  font-size: 1rem;
  line-height: 1.5;
}

/* How to Download Section */
.page-download__download-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 50px;
  margin-top: 40px;
}

.page-download__download-platform {
  background-color: rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 40px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  text-align: center;
  color: var(--page-download-text-light);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-download__platform-title {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 30px;
  color: var(--page-download-primary-color);
}

.page-download__step-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 20px;
  text-align: left;
  width: 100%;
}

.page-download__step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 35px;
  height: 35px;
  min-width: 35px;
  border-radius: 50%;
  background-color: var(--page-download-primary-color);
  color: var(--page-download-text-light);
  font-weight: 700;
  font-size: 1.1rem;
  margin-right: 15px;
}

.page-download__step-text {
  font-size: 1.05rem;
  line-height: 1.6;
  flex-grow: 1;
}

.page-download__btn-download {
  margin-top: 30px;
  background-color: var(--page-download-btn-login);
  border-color: var(--page-download-btn-login);
}

.page-download__btn-download:hover {
  background-color: darken(var(--page-download-btn-login), 10%);
  border-color: darken(var(--page-download-btn-login), 10%);
}

.page-download__download-image {
  width: 100%;
  max-width: 400px;
  height: auto;
  margin-top: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-download__pc-access {
  margin-top: 60px;
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: 10px;
  padding: 40px;
  text-align: center;
}

.page-download__pc-text {
  font-size: 1.05rem;
  line-height: 1.6;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* App Features Section */
.page-download__app-features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-download__app-feature-card {
  background-color: var(--page-download-secondary-color);
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease;
  color: var(--page-download-text-dark);
}

.page-download__app-feature-card:hover {
  transform: translateY(-5px);
}

.page-download__app-feature-image {
  width: 100%;
  max-width: 250px;
  height: auto;
  margin-bottom: 20px;
  border-radius: 8px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-download__app-feature-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--page-download-primary-color);
}

.page-download__app-feature-text {
  font-size: 1rem;
  line-height: 1.5;
}

/* FAQ Section */
.page-download__faq-list {
  margin-top: 40px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-download__faq-item {
  background-color: rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  margin-bottom: 15px;
  overflow: hidden;
  color: var(--page-download-text-light);
}

.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.15rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.3s ease;
  color: var(--page-download-primary-color);
  user-select: none; /* Prevent text selection on click */
}

.page-download__faq-question:hover {
  background-color: rgba(255, 255, 255, 0.15);
}

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

.page-download__faq-toggle {
  font-size: 1.5rem;
  font-weight: 700;
  margin-left: 15px;
  color: var(--page-download-text-light);
}

/* Hide default marker for <details> */
details > summary {
  list-style: none;
}
details > summary::-webkit-details-marker {
  display: none;
}

.page-download__faq-answer {
  padding: 0 25px 20px 25px;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--page-download-text-light);
  text-align: left;
  /* Transition for details content */
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out, padding-top 0.3s ease-out;
}

details[open] .page-download__faq-answer {
  max-height: 500px; /* Adjust as needed for content */
  padding-top: 10px;
}

/* Final CTA Section */
.page-download__cta-final-section {
  text-align: center;
  padding-bottom: 80px;
}

.page-download__btn-large {
  padding: 18px 40px;
  font-size: 1.25rem;
  margin-top: 30px;
  background-color: var(--page-download-btn-login);
  border-color: var(--page-download-btn-login);
}

.page-download__btn-large:hover {
  background-color: darken(var(--page-download-btn-login), 10%);
  border-color: darken(var(--page-download-btn-login), 10%);
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-download__main-title {
    font-size: clamp(2rem, 5vw, 3rem);
  }
  .page-download__section-title {
    font-size: clamp(1.6rem, 4vw, 2.5rem);
  }
  .page-download__hero-section {
    padding: 40px 15px;
    padding-top: 10px;
  }
  .page-download__hero-content {
    padding: 0 10px;
  }
  .page-download__btn-primary, .page-download__btn-secondary {
    min-width: unset;
    width: 100%;
  }
}

@media (max-width: 768px) {
  .page-download {
    font-size: 16px;
    line-height: 1.6;
  }
  .page-download__hero-section {
    padding: 30px 15px;
    padding-top: 10px !important;
  }
  .page-download__main-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
  }
  .page-download__description {
    font-size: 1rem;
  }
  .page-download__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
  }
  .page-download__btn-primary, .page-download__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-download__container {
    padding: 0 15px;
  }
  .page-download__light-bg, .page-download__dark-bg {
    padding: 50px 0;
  }
  .page-download__section-title {
    font-size: clamp(1.5rem, 5vw, 2rem);
  }
  .page-download__section-description {
    font-size: 0.95rem;
    margin-bottom: 30px;
  }
  .page-download__features-grid,
  .page-download__download-steps,
  .page-download__app-features-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  .page-download__feature-card,
  .page-download__app-feature-card {
    padding: 25px;
  }
  .page-download__download-platform {
    padding: 30px;
  }
  .page-download__platform-title {
    font-size: 1.5rem;
  }
  .page-download__step-item {
    margin-bottom: 15px;
  }
  .page-download__step-number {
    width: 30px;
    height: 30px;
    min-width: 30px;
    font-size: 1rem;
    margin-right: 10px;
  }
  .page-download__step-text {
    font-size: 0.95rem;
  }
  .page-download__download-image {
    max-width: 80% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-download__pc-access {
    padding: 30px;
  }
  .page-download__pc-text {
    font-size: 0.95rem;
  }
  .page-download__faq-question {
    font-size: 1rem;
    padding: 18px 20px;
  }
  .page-download__faq-toggle {
    font-size: 1.3rem;
  }
  .page-download__faq-answer {
    font-size: 0.95rem;
    padding: 0 20px 18px 20px;
  }
  .page-download__btn-large {
    padding: 15px 30px;
    font-size: 1.1rem;
  }

  /* Responsive images */
  .page-download img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-download__section,
  .page-download__card,
  .page-download__container,
  .page-download__cta-buttons,
  .page-download__download-platform,
  .page-download__pc-access,
  .page-download__faq-list {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }
  .page-download__hero-image-wrapper {
    padding-left: 0 !important;
    padding-right: 0 !important;
  }
}