/* style/download.css */
.page-download {
  --bg-color: #08160F; /* Nền chính */
  --card-bg-color: #11271B; /* Nền thẻ */
  --text-main-color: #F2FFF6; /* Màu chữ chính */
  --text-secondary-color: #A7D9B8; /* Màu chữ phụ */
  --btn-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%); /* Nút */
  --border-color: #2E7A4E; /* Viền */
  --glow-color: #57E38D; /* Hiệu ứng sáng */
  --gold-color: #F2C14E; /* Vàng */
  --divider-color: #1E3A2A; /* Đường phân cách */
  --deep-green-color: #0A4B2C; /* Xanh lá đậm */
}

.page-download {
  color: var(--text-main-color); /* Toàn bộ trang dùng màu chữ chính */
  background-color: var(--bg-color);
}

.page-download__section {
  padding: 80px 20px;
  text-align: center;
}

.page-download__dark-bg {
  background-color: var(--bg-color);
  color: var(--text-main-color);
}

.page-download__light-bg {
  background-color: #11271B; /* Sử dụng Card BG cho light-bg để tăng tương phản với body */
  color: var(--text-main-color);
}

.page-download__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
  box-sizing: border-box;
}

.page-download__section-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  margin-bottom: 30px;
  color: var(--glow-color);
  text-shadow: 0 0 10px rgba(87, 227, 141, 0.5);
}

.page-download__text-block {
  font-size: 18px;
  line-height: 1.6;
  max-width: 800px;
  margin: 0 auto 40px auto;
  color: var(--text-secondary-color);
}

/* Hero Section */
.page-download__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 20px 80px 20px; /* body đã có padding-top, đây chỉ 10px */
  overflow: hidden;
  min-height: 600px;
  background-color: var(--bg-color);
}

.page-download__hero-image-wrapper {
  width: 100%;
  max-width: 1920px;
  margin-bottom: 30px;
  order: 1; /* Đảm bảo hình ảnh ở trên */
}

.page-download__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.page-download__hero-content {
  order: 2; /* Đảm bảo nội dung ở dưới */
  z-index: 1;
  max-width: 900px;
  text-align: center;
  padding: 20px;
  background: rgba(17, 39, 27, 0.8);
  border-radius: 10px;
  margin-top: -80px; /* Kéo lên một chút để tạo lớp */
  position: relative;
}

.page-download__main-title {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 800;
  color: var(--gold-color);
  text-shadow: 0 0 15px rgba(242, 193, 78, 0.7);
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-download__hero-description {
  font-size: 20px;
  line-height: 1.7;
  margin-bottom: 40px;
  color: var(--text-secondary-color);
}

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

.page-download__btn-primary,
.page-download__btn-secondary,
.page-download__btn-tertiary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 50px;
  font-size: 18px;
  font-weight: 700;
  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__btn-primary {
  background: var(--btn-gradient);
  color: var(--text-main-color);
  border: none;
}

.page-download__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3), 0 0 20px var(--glow-color);
}

.page-download__btn-secondary {
  background-color: var(--card-bg-color);
  color: var(--glow-color);
  border: 2px solid var(--glow-color);
}

.page-download__btn-secondary:hover {
  transform: translateY(-3px);
  background-color: var(--glow-color);
  color: var(--bg-color);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3), 0 0 20px var(--glow-color);
}

.page-download__btn-tertiary {
  background-color: transparent;
  color: var(--gold-color);
  border: 2px solid var(--gold-color);
}

.page-download__btn-tertiary:hover {
  transform: translateY(-3px);
  background-color: var(--gold-color);
  color: var(--bg-color);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3), 0 0 20px var(--gold-color);
}

/* Why Download Section */
.page-download__why-download .page-download__text-block {
  margin-bottom: 60px;
}

.page-download__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-download__feature-item {
  background-color: var(--card-bg-color);
  padding: 30px;
  border-radius: 15px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
  text-align: center;
  transition: transform 0.3s ease;
}

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

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

.page-download__feature-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--glow-color);
  margin-bottom: 15px;
}

.page-download__feature-description {
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-secondary-color);
}

/* How To Download Section */
.page-download__how-to-download {
  background-color: var(--bg-color);
}

.page-download__download-platforms {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 40px;
  margin-top: 50px;
}

.page-download__platform-card {
  background-color: var(--card-bg-color);
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
  text-align: left;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-download__card-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--gold-color);
  margin-bottom: 25px;
}

.page-download__platform-image {
  width: 80%;
  height: auto;
  max-width: 400px;
  margin-bottom: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.page-download__steps-list {
  list-style: none;
  padding: 0;
  margin: 0 0 30px 0;
  counter-reset: step-counter;
}

.page-download__steps-list li {
  font-size: 17px;
  line-height: 1.8;
  margin-bottom: 15px;
  position: relative;
  padding-left: 35px;
  color: var(--text-secondary-color);
}

.page-download__steps-list li::before {
  counter-increment: step-counter;
  content: counter(step-counter);
  position: absolute;
  left: 0;
  top: 0;
  width: 28px;
  height: 28px;
  background-color: var(--glow-color);
  color: var(--bg-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
}

.page-download__btn-full-width {
  width: 100%;
  margin-top: auto; /* Đẩy nút xuống dưới cùng */
}

/* Features Section (Detailed) */
.page-download__feature-list {
  list-style: none;
  padding: 0;
  margin-top: 50px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  text-align: left;
}

.page-download__feature-item-large {
  background-color: var(--card-bg-color);
  padding: 30px;
  border-radius: 15px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.page-download__feature-heading {
  font-size: 26px;
  font-weight: 700;
  color: var(--glow-color);
  margin-bottom: 15px;
}

.page-download__feature-item-large .page-download__feature-description {
  font-size: 17px;
  color: var(--text-secondary-color);
}

.page-download__content-image {
  width: 100%;
  height: auto;
  display: block;
  margin-top: 60px;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  object-fit: cover;
}

/* Security Section */
.page-download__security .page-download__text-block {
  max-width: 900px;
}

/* Payment Methods Section */
.page-download__payment-list {
  list-style: none;
  padding: 0;
  margin-top: 40px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
}

.page-download__payment-item {
  background-color: var(--card-bg-color);
  padding: 15px 25px;
  border-radius: 10px;
  font-size: 18px;
  font-weight: 600;
  color: var(--gold-color);
  border: 1px solid var(--border-color);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

/* FAQ Section */
.page-download__faq-list {
  max-width: 900px;
  margin: 50px auto 0 auto;
  text-align: left;
}

.page-download__faq-item {
  background-color: var(--card-bg-color);
  border: 1px solid var(--divider-color);
  border-radius: 10px;
  margin-bottom: 20px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-download__faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 25px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 20px;
  font-weight: 600;
  color: var(--glow-color);
  transition: background-color 0.3s ease;
}

.page-download__faq-item summary::-webkit-details-marker {
  display: none;
}

.page-download__faq-item summary:hover {
  background-color: var(--deep-green-color);
}

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

.page-download__faq-toggle {
  font-size: 24px;
  font-weight: 700;
  margin-left: 15px;
  color: var(--gold-color);
}

.page-download__faq-answer {
  padding: 0 25px 20px 25px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--text-secondary-color);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out, padding 0.3s ease-out;
}

.page-download__faq-item[open] .page-download__faq-answer {
  max-height: 500px; /* arbitrary large value */
  padding-top: 10px;
}

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

/* Responsive Design */
@media (max-width: 1024px) {
  .page-download__hero-content {
    margin-top: -50px;
  }
}

@media (max-width: 768px) {
  .page-download__hero-section {
    padding: 10px 15px 60px 15px;
    min-height: auto;
  }

  .page-download__hero-image-wrapper {
    margin-bottom: 20px;
  }

  .page-download__hero-content {
    padding: 15px;
    margin-top: -60px; /* Điều chỉnh lại khoảng cách */
  }

  .page-download__main-title {
    font-size: clamp(28px, 8vw, 40px);
    margin-bottom: 15px;
  }

  .page-download__hero-description {
    font-size: 16px;
    margin-bottom: 30px;
  }

  .page-download__cta-buttons {
    flex-direction: column;
    gap: 15px;
    width: 100%;
  }

  .page-download__btn-primary,
  .page-download__btn-secondary,
  .page-download__btn-tertiary {
    padding: 12px 20px;
    font-size: 16px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-download__section {
    padding: 40px 15px;
  }

  .page-download__section-title {
    font-size: clamp(24px, 6vw, 36px);
    margin-bottom: 20px;
  }

  .page-download__text-block {
    font-size: 16px;
    margin-bottom: 30px;
  }

  .page-download__features-grid,
  .page-download__download-platforms,
  .page-download__feature-list {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .page-download__feature-item,
  .page-download__platform-card,
  .page-download__feature-item-large {
    padding: 25px;
  }

  .page-download__card-title,
  .page-download__feature-title,
  .page-download__feature-heading {
    font-size: 22px;
  }

  .page-download__platform-image {
    width: 90%;
  }

  .page-download__steps-list li,
  .page-download__feature-description,
  .page-download__payment-item,
  .page-download__faq-item summary,
  .page-download__faq-answer {
    font-size: 16px;
  }

  .page-download__content-image {
    margin-top: 40px;
  }

  .page-download__faq-item summary {
    padding: 15px 20px;
  }

  .page-download__faq-answer {
    padding: 0 20px 15px 20px;
  }

  .page-download img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-download__section,
  .page-download__card,
  .page-download__container,
  .page-download__cta-buttons,
  .page-download__download-platforms,
  .page-download__features-grid,
  .page-download__feature-list,
  .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-section {
    padding-top: 10px !important;
  }
}