/* style/download-app.css */

/* Căn chỉnh khoảng cách cho thanh điều hướng cố định */
.page-download-app {
  padding-top: 100px; /* Khoảng cách cho mobile, sẽ được ghi đè trên desktop */
  color: #f0f0f0; /* Mặc định chữ sáng trên nền tối của body */
}

@media (min-width: 769px) {
  .page-download-app {
    padding-top: 120px; /* Khoảng cách cho desktop */
  }
}

/* Các màu cơ bản dựa trên thiết kế */
.page-download-app__dark-bg {
  background: #0d0d0d; /* Nền tối */
  color: #f0f0f0;
}

.page-download-app__light-bg {
  background: #1a1a1a; /* Nền sáng hơn một chút để tạo sự phân biệt */
  color: #f0f0f0;
}

.page-download-app__highlight-text {
  color: #FFD700; /* Vàng kim làm nổi bật */
}

.page-download-app__main-title {
  color: #FFD700;
}

/* HERO Banner Section */
.page-download-app__hero-banner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  text-align: center;
  gap: 30px;
  background: linear-gradient(135deg, #0d0d0d, #1a1a1a);
  position: relative;
  overflow: hidden;
}

.page-download-app__hero-content {
  max-width: 800px;
  z-index: 1;
}

.page-download-app__main-title {
  font-size: 3.2em;
  margin-bottom: 15px;
  line-height: 1.2;
  text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

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

.page-download-app__btn-group {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-download-app__btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: all 0.3s ease;
  white-space: nowrap;
  cursor: pointer;
  border: none;
}

.page-download-app__btn--primary {
  background-color: #FFD700;
  color: #000000;
  box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
}

.page-download-app__btn--primary:hover {
  background-color: #e6c200;
  box-shadow: 0 6px 20px rgba(255, 215, 0, 0.6);
  transform: translateY(-2px);
}

.page-download-app__btn--secondary {
  background-color: #8B0000;
  color: #ffffff;
  border: 2px solid #FFD700;
  box-shadow: 0 4px 15px rgba(139, 0, 0, 0.4);
}

.page-download-app__btn--secondary:hover {
  background-color: #6a0000;
  border-color: #e6c200;
  box-shadow: 0 6px 20px rgba(139, 0, 0, 0.6);
  transform: translateY(-2px);
}

.page-download-app__btn-icon {
  width: 24px;
  height: 24px;
  object-fit: contain;
  flex-shrink: 0;
}

.page-download-app__hero-image-wrapper {
  width: 100%;
  max-width: 400px;
  margin-top: 30px;
  z-index: 1;
}

.page-download-app__hero-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

/* General Section Styles */
.page-download-app__section {
  padding: 80px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.page-download-app__section-title {
  font-size: 2.5em;
  text-align: center;
  margin-bottom: 40px;
  color: #FFD700;
  text-shadow: 0 0 8px rgba(255, 215, 0, 0.3);
}

.page-download-app__text-block {
  font-size: 1.1em;
  line-height: 1.8;
  margin-bottom: 20px;
  text-align: justify;
  color: #f0f0f0;
}

/* Download Guide Section */
.page-download-app__grid-layout {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.page-download-app__guide-card {
  background: #1a1a1a;
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: #f0f0f0;
}

.page-download-app__guide-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
}

.page-download-app__guide-icon {
  width: 80px;
  height: 80px;
  object-fit: contain;
  margin-bottom: 20px;
}

.page-download-app__card-title {
  font-size: 1.6em;
  margin-bottom: 20px;
  color: #FFD700;
}

.page-download-app__ordered-list {
  list-style-type: decimal;
  text-align: left;
  margin: 0 0 25px 20px;
  padding: 0;
  font-size: 1em;
  line-height: 1.6;
  color: #cccccc;
}

.page-download-app__ordered-list li {
  margin-bottom: 10px;
}

/* Features Section */
.page-download-app__feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.page-download-app__feature-card {
  background: #0d0d0d;
  border: 1px solid #FFD700;
  border-radius: 12px;
  padding: 25px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  color: #f0f0f0;
}

.page-download-app__feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 6px 25px rgba(255, 215, 0, 0.2);
}

.page-download-app__feature-icon {
  width: 60px;
  height: 60px;
  object-fit: contain;
  margin-bottom: 15px;
}

.page-download-app__card-description {
  font-size: 0.95em;
  line-height: 1.6;
  color: #cccccc;
}

/* Why Download Section */
.page-download-app__benefit-list {
  list-style: none;
  padding: 0;
  margin: 0 auto 40px auto;
  max-width: 800px;
}

.page-download-app__benefit-list li {
  background: rgba(255, 255, 255, 0.05);
  padding: 18px 25px;
  margin-bottom: 15px;
  border-radius: 8px;
  font-size: 1.1em;
  line-height: 1.6;
  display: flex;
  align-items: center;
  gap: 15px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  color: #f0f0f0;
}

.page-download-app__benefit-list li::before {
  content: '✔';
  color: #FFD700;
  font-weight: bold;
  font-size: 1.2em;
  flex-shrink: 0;
}

.page-download-app__cta-wrapper {
  text-align: center;
  margin-top: 40px;
}

.page-download-app__btn--large {
  padding: 18px 40px;
  font-size: 1.25em;
}

/* FAQ Section */
.page-download-app__faq-list {
  max-width: 900px;
  margin: 0 auto;
}

.page-download-app__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
}

.page-download-app__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  background: #1a1a1a;
  border: 1px solid #FFD700;
  border-radius: 8px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
  color: #f0f0f0;
}

.page-download-app__faq-question:hover {
  background: #2a2a2a;
  border-color: #e6c200;
}

.page-download-app__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 1.15em;
  font-weight: 600;
  line-height: 1.5;
  pointer-events: none; /* Prevent h3 from blocking click event */
  color: #FFD700;
}

.page-download-app__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  line-height: 1;
  color: #FFD700;
  transition: transform 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
  margin-left: 15px;
  pointer-events: none; /* Prevent icon from blocking click event */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
}

.page-download-app__faq-item.active .page-download-app__faq-toggle {
  color: #f0f0f0;
  transform: rotate(45deg); /* Optional: rotate for 'X' effect */
}

.page-download-app__faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
  padding: 0 25px;
  opacity: 0;
  color: #cccccc;
}

.page-download-app__faq-item.active .page-download-app__faq-answer {
  max-height: 2000px !important; /* Ensure enough height for content */
  padding: 20px 25px !important;
  opacity: 1;
  background: #0d0d0d; /* Slightly darker background for answer */
  border-radius: 0 0 8px 8px;
}

.page-download-app__faq-answer p {
  margin: 0;
  line-height: 1.6;
}

/* Call to Action Section */
.page-download-app__call-to-action {
  text-align: center;
  padding: 100px 20px;
  background: linear-gradient(135deg, #8B0000, #FFD700);
}

.page-download-app__cta-content {
  max-width: 900px;
}

.page-download-app__btn--extra-large {
  padding: 20px 50px;
  font-size: 1.4em;
  margin-top: 40px;
  background-color: #0d0d0d;
  color: #FFD700;
  border: 2px solid #FFD700;
}

.page-download-app__btn--extra-large:hover {
  background-color: #1a1a1a;
  color: #e6c200;
  border-color: #e6c200;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-download-app__main-title {
    font-size: 2.8em;
  }

  .page-download-app__subtitle {
    font-size: 1.2em;
  }

  .page-download-app__section-title {
    font-size: 2.2em;
  }

  .page-download-app__hero-banner {
    flex-direction: column;
    padding: 50px 15px;
  }

  .page-download-app__hero-image-wrapper {
    margin-top: 20px;
    max-width: 350px;
  }

  .page-download-app__grid-layout,
  .page-download-app__feature-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }

  .page-download-app__section {
    padding: 60px 15px;
  }
}

@media (max-width: 768px) {
  .page-download-app img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-download-app__section,
  .page-download-app__container,
  .page-download-app__hero-banner,
  .page-download-app__guide-card,
  .page-download-app__feature-card,
  .page-download-app__faq-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-download-app__main-title {
    font-size: 2.2em;
  }

  .page-download-app__subtitle {
    font-size: 1em;
  }

  .page-download-app__btn-group {
    flex-direction: column;
    gap: 15px;
  }

  .page-download-app__btn {
    width: 100%;
    padding: 12px 20px;
    font-size: 1em;
  }

  .page-download-app__section-title {
    font-size: 1.8em;
  }

  .page-download-app__text-block,
  .page-download-app__ordered-list,
  .page-download-app__card-description,
  .page-download-app__benefit-list li {
    font-size: 0.95em;
  }

  .page-download-app__guide-card,
  .page-download-app__feature-card {
    padding: 20px;
  }

  .page-download-app__card-title {
    font-size: 1.4em;
  }

  .page-download-app__faq-question {
    padding: 15px 20px;
  }

  .page-download-app__faq-question h3 {
    font-size: 1em;
  }

  .page-download-app__faq-answer {
    padding: 0 20px;
  }

  .page-download-app__faq-item.active .page-download-app__faq-answer {
    padding: 15px 20px !important;
  }

  .page-download-app__btn--large {
    font-size: 1.1em;
    padding: 15px 30px;
  }

  .page-download-app__btn--extra-large {
    font-size: 1.2em;
    padding: 18px 40px;
  }
}

@media (max-width: 480px) {
  .page-download-app__main-title {
    font-size: 1.8em;
  }

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

  .page-download-app__hero-image-wrapper {
    max-width: 280px;
  }

  .page-download-app__btn {
    font-size: 0.9em;
    padding: 10px 15px;
  }

  .page-download-app__faq-question h3 {
    font-size: 0.95em;
  }

  .page-download-app__faq-toggle {
    font-size: 20px;
    width: 24px;
    height: 24px;
  }
}