/* style/download-center.css */

/* Biến màu sắc */
:root {
  --page-download-center-primary-color: #0A2E59;
  --page-download-center-secondary-color: #FFA500;
  --page-download-center-text-light: #F8F9FA; /* Màu chữ sáng */
  --page-download-center-text-dark: #212529; /* Màu chữ tối */
  --page-download-center-background-light: #FFFFFF; /* Nền sáng */
  --page-download-center-background-dark: #0A2E59; /* Nền tối */
  --page-download-center-border-color: #dee2e6;
}

.page-download-center {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--page-download-center-text-dark);
  background-color: var(--page-download-center-background-light);
}

.page-download-center__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-download-center__section {
  padding: 60px 0;
  text-align: center;
}

.page-download-center__section:nth-child(even) {
  background-color: #f8f9fa; /* Nền hơi xám để tạo sự phân biệt */
}

.page-download-center__hero-section {
  background: linear-gradient(135deg, var(--page-download-center-primary-color) 0%, #1a4f8a 100%); /* Gradient từ màu chính */
  color: var(--page-download-center-text-light);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-download-center__hero-title {
  font-size: 3.2em;
  margin-bottom: 20px;
  font-weight: bold;
  color: var(--page-download-center-text-light);
  line-height: 1.2;
}

.page-download-center__hero-description {
  font-size: 1.2em;
  max-width: 800px;
  margin: 0 auto 40px;
  color: #e0e0e0;
}

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

.page-download-center__btn {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: background-color 0.3s ease, transform 0.2s ease;
  border: none;
  cursor: pointer;
}

.page-download-center__btn--primary {
  background-color: var(--page-download-center-secondary-color);
  color: var(--page-download-center-primary-color);
}

.page-download-center__btn--primary:hover {
  background-color: #ffb733;
  transform: translateY(-2px);
}

.page-download-center__btn--secondary {
  background-color: transparent;
  color: var(--page-download-center-text-light);
  border: 2px solid var(--page-download-center-text-light);
}

.page-download-center__btn--secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.page-download-center__btn--small {
  padding: 10px 20px;
  font-size: 1em;
  border-radius: 5px;
  background-color: var(--page-download-center-primary-color);
  color: var(--page-download-center-text-light);
}

.page-download-center__btn--small:hover {
  background-color: #1a4f8a;
  transform: translateY(-1px);
}

.page-download-center__hero-image-wrapper {
    margin-top: 50px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

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

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

.page-download-center__section-intro {
  font-size: 1.1em;
  max-width: 900px;
  margin: 0 auto 40px;
  color: var(--page-download-center-text-dark);
}

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

.page-download-center__feature-item {
  background-color: var(--page-download-center-background-light);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-download-center__feature-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.page-download-center__feature-icon {
  width: 70px;
  height: 70px;
  margin-bottom: 20px;
  filter: drop-shadow(0 3px 5px rgba(0,0,0,0.1));
}

.page-download-center__feature-title {
  font-size: 1.5em;
  color: var(--page-download-center-primary-color);
  margin-bottom: 15px;
}

.page-download-center__feature-description {
  font-size: 1em;
  color: #555;
}

.page-download-center__version-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-download-center__card {
  background-color: var(--page-download-center-background-light);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-download-center__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.page-download-center__card-image {
  max-width: 100%;
  height: 200px;
  object-fit: contain;
  margin-bottom: 25px;
  border-radius: 8px;
}

.page-download-center__card-title {
  font-size: 1.6em;
  color: var(--page-download-center-primary-color);
  margin-bottom: 15px;
}

.page-download-center__card-description {
  font-size: 1em;
  color: #555;
  margin-bottom: 25px;
}

.page-download-center__card-buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
}

.page-download-center__guide-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
  margin-top: 40px;
  text-align: left;
}

.page-download-center__step-block {
  background-color: var(--page-download-center-background-light);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.page-download-center__step-title {
  font-size: 1.8em;
  color: var(--page-download-center-primary-color);
  margin-bottom: 20px;
}

.page-download-center__step-image {
  max-width: 100%;
  height: 200px;
  object-fit: contain;
  margin-bottom: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.page-download-center__step-list {
  list-style-type: decimal;
  padding-left: 25px;
  margin-bottom: 20px;
}

.page-download-center__step-list li {
  margin-bottom: 10px;
  font-size: 1em;
  color: #333;
}

.page-download-center__security-list {
  list-style-type: disc;
  text-align: left;
  max-width: 900px;
  margin: 20px auto 40px;
  padding-left: 25px;
}

.page-download-center__security-list li {
  margin-bottom: 10px;
  font-size: 1.1em;
  color: #333;
}

.page-download-center__section-outro {
  font-size: 1.1em;
  max-width: 900px;
  margin: 0 auto 40px;
  color: var(--page-download-center-text-dark);
}

.page-download-center__security-image-wrapper {
    margin-top: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.page-download-center__security-image {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.page-download-center__faq-items {
  max-width: 900px;
  margin: 40px auto 0;
  text-align: left;
}

.page-download-center__faq-item {
  background-color: #fefefe;
  border: 1px solid var(--page-download-center-border-color);
  border-radius: 8px;
  margin-bottom: 15px;
  padding: 20px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.page-download-center__faq-question {
  font-size: 1.2em;
  color: var(--page-download-center-primary-color);
  margin-bottom: 10px;
  font-weight: bold;
}

.page-download-center__faq-answer {
  font-size: 1em;
  color: #444;
}

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

.page-download-center__article-card {
  background-color: var(--page-download-center-background-light);
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  text-align: left;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-download-center__article-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.page-download-center__article-title {
  font-size: 1.4em;
  color: var(--page-download-center-primary-color);
  margin-bottom: 15px;
}

.page-download-center__article-title a {
  text-decoration: none;
  color: inherit;
}

.page-download-center__article-title a:hover {
  color: var(--page-download-center-secondary-color);
}

.page-download-center__article-description {
  font-size: 0.95em;
  color: #555;
  margin-bottom: 20px;
}

.page-download-center__cta-section {
  background: var(--page-download-center-primary-color);
  color: var(--page-download-center-text-light);
  padding: 80px 0;
  text-align: center;
}

.page-download-center__cta-title {
  font-size: 2.8em;
  margin-bottom: 20px;
  font-weight: bold;
  color: var(--page-download-center-text-light);
}

.page-download-center__cta-description {
  font-size: 1.2em;
  max-width: 800px;
  margin: 0 auto 40px;
  color: #e0e0e0;
}

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

/* Responsive Design */
@media (max-width: 992px) {
  .page-download-center__hero-title {
    font-size: 2.8em;
  }
  .page-download-center__section-title {
    font-size: 2em;
  }
  .page-download-center__cta-title {
    font-size: 2.4em;
  }
}

@media (max-width: 768px) {
  .page-download-center__hero-title {
    font-size: 2.2em;
  }
  .page-download-center__hero-description,
  .page-download-center__section-intro,
  .page-download-center__section-outro,
  .page-download-center__cta-description {
    font-size: 1em;
  }
  .page-download-center__hero-buttons,
  .page-download-center__card-buttons,
  .page-download-center__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-download-center__btn {
    width: 80%;
    margin: 0 auto;
  }
  .page-download-center__section {
    padding: 40px 0;
  }
  .page-download-center__features-grid,
  .page-download-center__version-cards,
  .page-download-center__guide-steps,
  .page-download-center__article-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 576px) {
  .page-download-center__hero-title {
    font-size: 1.8em;
  }
  .page-download-center__section-title {
    font-size: 1.8em;
  }
  .page-download-center__cta-title {
    font-size: 2em;
  }
  .page-download-center__btn {
    width: 90%;
    padding: 12px 25px;
    font-size: 1em;
  }
  .page-download-center__feature-item,
  .page-download-center__card,
  .page-download-center__step-block,
  .page-download-center__faq-item,
  .page-download-center__article-card {
    padding: 20px;
  }
  .page-download-center__step-list {
    padding-left: 20px;
  }
  .page-download-center__security-list {
    padding-left: 20px;
  }
}