/* style/download.css */
:root {
  --primary-color: #FFD700; /* Vàng kim */
  --secondary-color: #B22222; /* Đỏ rực */
  --text-light: #ffffff;
  --text-dark: #333333;
  --background-dark: #0d0d0d;
  --card-bg-dark: rgba(255, 255, 255, 0.08);
  --border-color-dark: rgba(255, 255, 255, 0.15);
}

.page-download {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--text-light); /* Dùng màu chữ sáng cho nền tối */
  background-color: var(--background-dark); /* Nền body là #0d0d0d */
}

.page-download__title-section {
  padding: 120px 20px 60px; /* Đảm bảo không bị che bởi nav bar */
  text-align: center;
  background: linear-gradient(135deg, var(--background-dark) 0%, #1a1a1a 100%);
  color: var(--text-light);
  position: relative;
  overflow: hidden;
}

.page-download__title-container {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.page-download__main-title {
  font-size: 3.2em;
  color: var(--primary-color);
  margin-bottom: 20px;
  text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
  font-weight: bold;
}

.page-download__title-description {
  font-size: 1.2em;
  margin-bottom: 40px;
  color: #e0e0e0;
}

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

.page-download__cta-button {
  display: inline-block;
  padding: 15px 35px;
  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;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

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

.page-download__cta-button--primary:hover {
  background: darken(var(--primary-color), 10%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 215, 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: rgba(255, 215, 0, 0.1);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 215, 0, 0.3);
}

.page-download__section-title {
  font-size: 2.5em;
  color: var(--primary-color);
  text-align: center;
  margin-bottom: 30px;
  font-weight: bold;
  text-shadow: 0 0 8px rgba(255, 215, 0, 0.3);
}

.page-download__section-description {
  font-size: 1.1em;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 50px;
  color: #e0e0e0;
}

.page-download__why-download-section {
  padding: 80px 20px;
  background-color: var(--background-dark);
}

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

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

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

.page-download__feature-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.page-download__feature-icon {
  width: 100px;
  height: 100px;
  margin-bottom: 20px;
  object-fit: contain;
}

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

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

.page-download__how-to-download-section {
  padding: 80px 20px;
  background-color: #1a1a1a;
  color: var(--text-light);
}

.page-download__how-to-download-container {
  max-width: 1000px;
  margin: 0 auto;
}

.page-download__download-platform {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
  margin-top: 50px;
}

.page-download__platform-item {
  background-color: var(--card-bg-dark);
  padding: 35px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color-dark);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-download__platform-title {
  font-size: 1.8em;
  color: var(--primary-color);
  margin-bottom: 25px;
  font-weight: bold;
}

.page-download__qr-code {
  width: 200px;
  height: 200px;
  object-fit: contain;
  margin-bottom: 30px;
  border: 5px solid var(--primary-color);
  border-radius: 8px;
  box-shadow: 0 0 15px rgba(255, 215, 0, 0.4);
}

.page-download__instruction-list {
  list-style: none;
  padding: 0;
  margin-bottom: 30px;
  text-align: left;
  color: #cccccc;
  font-size: 1em;
}

.page-download__instruction-list li {
  margin-bottom: 15px;
  padding-left: 25px;
  position: relative;
}

.page-download__instruction-list li::before {
  content: '✓';
  color: var(--primary-color);
  font-weight: bold;
  position: absolute;
  left: 0;
  top: 0;
}

.page-download__system-requirements {
  margin-top: 60px;
  background-color: var(--card-bg-dark);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color-dark);
}

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

.page-download__requirements-list {
  list-style: disc;
  padding-left: 40px;
  color: #cccccc;
  font-size: 1em;
}

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

.page-download__app-features-section {
  padding: 80px 20px;
  background-color: var(--background-dark);
  color: var(--text-light);
}

.page-download__app-features-container {
  max-width: 1200px;
  margin: 0 auto;
}

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

.page-download__feature-card {
  background-color: var(--card-bg-dark);
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--border-color-dark);
  text-align: center;
}

.page-download__feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.page-download__feature-card-img {
  width: 100%;
  max-height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
}

.page-download__feature-card-title {
  font-size: 1.6em;
  color: var(--primary-color);
  margin-bottom: 10px;
  font-weight: bold;
}

.page-download__feature-card-text {
  color: #cccccc;
  font-size: 0.95em;
}

.page-download__faq-section {
  padding: 80px 20px;
  background-color: #1a1a1a;
  color: var(--text-light);
}

.page-download__faq-container {
  max-width: 900px;
  margin: 0 auto;
}

.page-download__faq-list {
  margin-top: 40px;
}

.page-download__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border-color-dark);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  background: var(--card-bg-dark);
  border-radius: 8px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
}

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

.page-download__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 1.15em;
  font-weight: 600;
  line-height: 1.5;
  color: var(--primary-color);
  pointer-events: none;
}

.page-download__faq-toggle {
  font-size: 28px;
  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: 30px;
  height: 30px;
}

.page-download__faq-item.active .page-download__faq-toggle {
  transform: rotate(45deg);
  color: var(--secondary-color);
}

.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 25px;
  opacity: 0;
  color: #cccccc;
  background-color: rgba(255, 255, 255, 0.05);
  border-top: 1px solid var(--border-color-dark);
}

.page-download__faq-item.active .page-download__faq-answer {
  max-height: 2000px !important;
  padding: 20px 25px !important;
  opacity: 1;
  border-radius: 0 0 8px 8px;
}

.page-download__brand-section {
  padding: 80px 20px;
  background-color: var(--background-dark);
  color: var(--text-light);
}

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

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

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

.page-download__brand-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.page-download__brand-icon {
  width: 100px;
  height: 100px;
  margin-bottom: 20px;
  object-fit: contain;
}

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

.page-download__brand-text {
  color: #cccccc;
  font-size: 1em;
}

.page-download__blog-section {
  padding: 80px 20px;
  background-color: #1a1a1a;
  color: var(--text-light);
}

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

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

.page-download__blog-item {
  background-color: var(--card-bg-dark);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--border-color-dark);
}

.page-download__blog-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.page-download__blog-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.page-download__blog-item-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-bottom: 1px solid var(--border-color-dark);
}

.page-download__blog-item-content {
  padding: 20px;
}

.page-download__blog-item-title {
  font-size: 1.4em;
  color: var(--primary-color);
  margin-bottom: 10px;
  font-weight: bold;
}

.page-download__blog-item-excerpt {
  color: #cccccc;
  font-size: 0.95em;
  margin-bottom: 15px;
}

.page-download__blog-item-date {
  display: block;
  font-size: 0.85em;
  color: #999999;
}

.page-download__blog-cta {
  text-align: center;
  margin-top: 50px;
}

/* Responsive styles */
@media (max-width: 1024px) {
  .page-download__main-title {
    font-size: 2.8em;
  }
  .page-download__section-title {
    font-size: 2.2em;
  }
}

@media (max-width: 768px) {
  .page-download__title-section {
    padding-top: 100px !important; /* Mobile nav bar padding */
    padding-bottom: 40px;
  }
  .page-download__main-title {
    font-size: 2.2em;
  }
  .page-download__title-description {
    font-size: 1em;
  }
  .page-download__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
  }
  .page-download__cta-button {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 25px;
    font-size: 1em;
  }
  .page-download__section-title {
    font-size: 1.8em;
  }
  .page-download__section-description {
    font-size: 0.95em;
    margin-bottom: 30px;
  }
  .page-download__why-download-section,
  .page-download__how-to-download-section,
  .page-download__app-features-section,
  .page-download__faq-section,
  .page-download__brand-section,
  .page-download__blog-section {
    padding: 50px 15px;
  }
  .page-download__feature-grid,
  .page-download__download-platform,
  .page-download__features-list,
  .page-download__brand-content,
  .page-download__blog-list {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  .page-download__qr-code {
    width: 180px;
    height: 180px;
  }
  .page-download__instruction-list,
  .page-download__requirements-list {
    padding-left: 20px;
  }
  .page-download__instruction-list li,
  .page-download__requirements-list li {
    font-size: 0.9em;
  }
  .page-download__feature-icon,
  .page-download__brand-icon {
    width: 80px;
    height: 80px;
  }
  .page-download__feature-title,
  .page-download__brand-title {
    font-size: 1.3em;
  }
  .page-download__feature-card-img {
    max-height: 150px;
  }
  .page-download__feature-card-title {
    font-size: 1.3em;
  }
  .page-download__faq-question {
    padding: 15px 20px;
  }
  .page-download__faq-question h3 {
    font-size: 1em;
  }
  .page-download__faq-toggle {
    font-size: 24px;
    width: 25px;
    height: 25px;
  }
  .page-download__faq-answer {
    padding: 0 20px;
  }
  .page-download__faq-item.active .page-download__faq-answer {
    padding: 15px 20px !important;
  }
  .page-download__blog-item-img {
    height: 180px;
  }
  .page-download__blog-item-title {
    font-size: 1.2em;
  }
  /* Ensure all images are responsive */
  .page-download img {
    max-width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  .page-download__section,
  .page-download__card,
  .page-download__container,
  .page-download__title-container,
  .page-download__why-download-container,
  .page-download__how-to-download-container,
  .page-download__app-features-container,
  .page-download__faq-container,
  .page-download__brand-container,
  .page-download__blog-container,
  .page-download__feature-item,
  .page-download__platform-item,
  .page-download__system-requirements,
  .page-download__feature-card,
  .page-download__brand-item,
  .page-download__blog-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }
  .page-download__cta-buttons {
    padding-left: 0;
    padding-right: 0;
  }
  .page-download__cta-button--primary,
  .page-download__cta-button--secondary {
    width: 100% !important;
  }
}

@media (max-width: 480px) {
  .page-download__main-title {
    font-size: 1.8em;
  }
  .page-download__section-title {
    font-size: 1.5em;
  }
  .page-download__cta-button {
    font-size: 0.95em;
    padding: 10px 20px;
  }
  .page-download__feature-title,
  .page-download__brand-title {
    font-size: 1.2em;
  }
  .page-download__blog-item-title {
    font-size: 1.1em;
  }
}