/* style/download.css */

:root {
  --primary-color: #E94560; /* Màu đỏ nổi bật cho CTA */
  --secondary-color: #1A1A2E; /* Màu nền chính */
  --text-light: #ffffff;
  --text-dark: #333333;
  --background-dark: #000000; /* Body background color */
  --card-background: rgba(255, 255, 255, 0.1);
  --border-color: rgba(255, 255, 255, 0.2);
}

.page-download {
  color: var(--text-light); /* Toàn bộ nội dung sử dụng màu chữ sáng */
  background-color: var(--background-dark); /* Đảm bảo nền tối */
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  padding-top: 100px; /* Điều chỉnh để tránh bị header cố định che */
}

.page-download__hero-section {
  position: relative;
  width: 100%;
  padding: 80px 20px;
  background: var(--secondary-color);
  text-align: center;
  overflow: hidden;
}

.page-download__hero-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 25px;
  position: relative;
  z-index: 1;
}

.page-download__main-title {
  font-size: 3.2em;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: bold;
  line-height: 1.2;
  text-shadow: 0 0 10px rgba(233, 69, 96, 0.6);
}

.page-download__hero-description {
  font-size: 1.2em;
  color: var(--text-light);
  max-width: 800px;
  margin-bottom: 30px;
}

.page-download__cta-buttons {
  display: flex;
  gap: 20px;
  margin-bottom: 40px;
  flex-wrap: wrap;
  justify-content: center;
}

.page-download__cta-button {
  display: inline-block;
  padding: 15px 40px;
  border-radius: 8px;
  font-size: 1.1em;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  text-align: center;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
  box-sizing: border-box;
}

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

.page-download__cta-button--primary:hover {
  background: #c7374e;
  border-color: #c7374e;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

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

.page-download__cta-button--secondary:hover {
  background: var(--primary-color);
  color: var(--text-light);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-download__hero-image {
  width: 100%;
  max-width: 900px;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
  margin-top: 20px;
}

.page-download__instructions-section,
.page-download__faq-section,
.page-download__blog-section {
  padding: 60px 20px;
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.page-download__benefits-section {
  padding: 60px 20px;
  background: var(--secondary-color);
  text-align: center;
}

.page-download__dark-section {
  background: var(--secondary-color);
  color: var(--text-light);
}

.page-download__section-title {
  font-size: 2.5em;
  color: var(--primary-color);
  margin-bottom: 20px;
  font-weight: bold;
}

.page-download__section-description {
  font-size: 1.1em;
  color: var(--text-light);
  max-width: 900px;
  margin: 0 auto 40px auto;
}

.page-download__instructions-container,
.page-download__benefits-container,
.page-download__faq-container,
.page-download__brand-container,
.page-download__blog-container {
  max-width: 1200px;
  margin: 0 auto;
}

.page-download__platform-guide {
  display: flex;
  gap: 30px;
  text-align: left;
  flex-wrap: wrap;
  justify-content: center;
}

.page-download__guide-item {
  background: var(--card-background);
  border-radius: 10px;
  padding: 30px;
  flex: 1;
  min-width: 300px;
  max-width: 550px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
}

.page-download__guide-title {
  font-size: 1.8em;
  color: var(--primary-color);
  margin-bottom: 20px;
  font-weight: bold;
}

.page-download__guide-item p {
  color: var(--text-light);
  margin-bottom: 15px;
}

.page-download__guide-steps {
  margin-top: 20px;
}

.page-download__step {
  display: flex;
  align-items: flex-start;
  margin-bottom: 15px;
  gap: 15px;
}

.page-download__step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--primary-color);
  color: var(--text-light);
  font-weight: bold;
  flex-shrink: 0;
}

.page-download__step p {
  margin: 0;
  color: var(--text-light);
  font-size: 1em;
}

.page-download__qr-code {
  width: 100%;
  max-width: 250px;
  height: auto;
  margin: 20px auto;
  display: block;
  border-radius: 5px;
  border: 5px solid var(--text-light);
}

.page-download__cta-button--platform {
  margin-top: auto; /* Đẩy nút xuống dưới cùng */
  background: var(--primary-color);
  color: var(--text-light);
  border: 2px solid var(--primary-color);
  padding: 12px 25px;
  font-size: 1em;
  align-self: center;
  max-width: 250px;
  width: 100%;
}

.page-download__cta-button--platform:hover {
  background: #c7374e;
  border-color: #c7374e;
  transform: translateY(-2px);
}

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

.page-download__benefit-card {
  background: var(--card-background);
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color);
  text-align: center;
}

.page-download__benefit-icon {
  width: 100px;
  height: 100px;
  margin-bottom: 20px;
  filter: none; /* Đảm bảo không có filter */
}

.page-download__benefit-title {
  font-size: 1.5em;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: bold;
}

.page-download__benefit-card p {
  color: var(--text-light);
  font-size: 0.95em;
}

/* FAQ Styles */
.page-download__faq-list {
  margin-top: 40px;
  text-align: left;
}

.page-download__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  background: var(--secondary-color);
  border: 1px solid var(--border-color);
  border-radius: 5px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
}

.page-download__faq-question:hover {
  background: #2a2a40;
  border-color: #40405e;
}

.page-download__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 1.1em;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text-light);
  pointer-events: none;
}

.page-download__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  line-height: 1;
  color: var(--primary-color);
  transition: transform 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
  margin-left: 15px;
  pointer-events: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
}

.page-download__faq-item.active .page-download__faq-toggle {
  color: var(--text-light);
  transform: rotate(45deg); /* Thêm hiệu ứng xoay cho dấu trừ */
}

.page-download__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 20px;
  opacity: 0;
  background: var(--card-background);
  color: var(--text-light);
  border: 1px solid var(--border-color);
  border-top: none;
  border-radius: 0 0 5px 5px;
}

.page-download__faq-item.active .page-download__faq-answer {
  max-height: 2000px !important; /* Đảm bảo đủ lớn để chứa nội dung */
  padding: 20px !important;
  opacity: 1;
}

/* Brand Section Styles */
.page-download__brand-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 20px;
  text-align: center;
}

.page-download__brand-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-download__brand-item {
  background: var(--card-background);
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color);
  text-align: center;
}

.page-download__brand-logo {
  width: 100%;
  max-width: 200px;
  height: auto;
  margin-bottom: 20px;
  filter: none;
}

.page-download__brand-icon {
  width: 80px;
  height: 80px;
  margin-bottom: 20px;
  filter: none;
}

.page-download__brand-item h3 {
  font-size: 1.5em;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: bold;
}

.page-download__brand-item p {
  color: var(--text-light);
  font-size: 0.95em;
}

/* Blog Section Styles */
.page-download__blog-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-download__blog-item {
  background: var(--card-background);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color);
  text-align: left;
  display: flex;
  flex-direction: column;
}

.page-download__blog-link {
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.page-download__blog-item-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  filter: none;
}

.page-download__blog-item-title {
  font-size: 1.3em;
  color: var(--primary-color);
  margin: 20px 20px 10px 20px;
  font-weight: bold;
}

.page-download__blog-item-excerpt {
  color: var(--text-light);
  font-size: 0.9em;
  margin: 0 20px 15px 20px;
  flex-grow: 1;
}

.page-download__blog-item-date {
  color: #aaa;
  font-size: 0.8em;
  margin: 0 20px 20px 20px;
  display: block;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-download__main-title {
    font-size: 2.8em;
  }
  .page-download__section-title {
    font-size: 2em;
  }
}

@media (max-width: 768px) {
  .page-download {
    padding-top: 80px !important; /* Điều chỉnh padding-top cho mobile */
    font-size: 15px;
  }

  .page-download__hero-section {
    padding: 60px 15px;
  }

  .page-download__main-title {
    font-size: 2.2em;
    margin-bottom: 10px;
  }

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

  .page-download__cta-buttons {
    flex-direction: column;
    gap: 15px;
    width: 100%;
    padding: 0 15px;
    box-sizing: border-box;
  }

  .page-download__cta-button {
    padding: 12px 25px;
    font-size: 1em;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-download__hero-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    margin-top: 15px;
  }

  .page-download__instructions-section,
  .page-download__benefits-section,
  .page-download__faq-section,
  .page-download__brand-container,
  .page-download__blog-section {
    padding: 40px 15px;
  }

  .page-download__section-title {
    font-size: 1.8em;
    margin-bottom: 15px;
  }

  .page-download__section-description {
    font-size: 0.95em;
    margin-bottom: 30px;
  }

  .page-download__platform-guide {
    flex-direction: column;
    gap: 20px;
  }

  .page-download__guide-item {
    padding: 25px;
    min-width: unset;
    max-width: 100%;
  }

  .page-download__guide-title {
    font-size: 1.5em;
    margin-bottom: 15px;
  }

  .page-download__qr-code {
    max-width: 180px;
    width: 100%;
    height: auto;
  }

  .page-download__cta-button--platform {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-download__benefits-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-download__benefit-icon {
    width: 80px;
    height: 80px;
  }

  .page-download__benefit-title {
    font-size: 1.3em;
  }

  .page-download__faq-question {
    padding: 15px;
  }

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

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

  .page-download__faq-answer {
    padding: 0 15px;
  }
  .page-download__faq-item.active .page-download__faq-answer {
    padding: 15px !important;
  }

  .page-download__brand-content {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-download__brand-logo {
    max-width: 150px;
  }
  .page-download__brand-icon {
    width: 60px;
    height: 60px;
  }

  .page-download__blog-list {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-download__blog-item-image {
    height: 180px;
  }

  .page-download__blog-item-title {
    font-size: 1.1em;
    margin: 15px 15px 8px 15px;
  }

  .page-download__blog-item-excerpt,
  .page-download__blog-item-date {
    margin-left: 15px;
    margin-right: 15px;
  }
}

@media (max-width: 480px) {
  .page-download__main-title {
    font-size: 1.8em;
  }
  .page-download__section-title {
    font-size: 1.5em;
  }
  .page-download__hero-description {
    font-size: 0.9em;
  }
  .page-download__cta-button {
    font-size: 0.9em;
    padding: 10px 20px;
  }
  .page-download__guide-title {
    font-size: 1.3em;
  }
  .page-download__step p {
    font-size: 0.9em;
  }
  .page-download__benefit-title,
  .page-download__brand-item h3,
  .page-download__blog-item-title {
    font-size: 1.1em;
  }
}

/* Ensure all images are responsive and not filtered */
.page-download img {
  max-width: 100%;
  height: auto;
  display: block;
  filter: none; /* No image color alteration */
}

.page-download__hero-section,
.page-download__instructions-section,
.page-download__benefits-section,
.page-download__faq-section,
.page-download__brand-section,
.page-download__blog-section,
.page-download__hero-container,
.page-download__instructions-container,
.page-download__benefits-container,
.page-download__faq-container,
.page-download__brand-container,
.page-download__blog-container,
.page-download__platform-guide,
.page-download__guide-item,
.page-download__benefits-grid,
.page-download__benefit-card,
.page-download__brand-content,
.page-download__brand-item,
.page-download__blog-list,
.page-download__blog-item,
.page-download__cta-buttons {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

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

  .page-download__hero-section,
  .page-download__instructions-section,
  .page-download__benefits-section,
  .page-download__faq-section,
  .page-download__brand-section,
  .page-download__blog-section,
  .page-download__hero-container,
  .page-download__instructions-container,
  .page-download__benefits-container,
  .page-download__faq-container,
  .page-download__brand-container,
  .page-download__blog-container,
  .page-download__platform-guide,
  .page-download__guide-item,
  .page-download__benefits-grid,
  .page-download__benefit-card,
  .page-download__brand-content,
  .page-download__brand-item,
  .page-download__blog-list,
  .page-download__blog-item,
  .page-download__cta-buttons {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }
  .page-download__hero-section {
    padding-left: 0 !important;
    padding-right: 0 !important;
  }
  .page-download__hero-image {
    padding-left: 15px;
    padding-right: 15px;
    box-sizing: border-box !important;
  }
  .page-download__cta-buttons {
    padding-left: 0;
    padding-right: 0;
  }
  .page-download__cta-button {
    margin: 0 auto;
  }
}