/* style/download.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này KHÔNG được viết lại */

:root {
  --color-primary: #11A84E;
  --color-secondary: #22C768;
  --color-button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --color-card-bg: #11271B;
  --color-background: #08160F;
  --color-text-main: #F2FFF6;
  --color-text-secondary: #A7D9B8;
  --color-border: #2E7A4E;
  --color-glow: #57E38D;
  --color-gold: #F2C14E;
  --color-divider: #1E3A2A;
  --color-deep-green: #0A4B2C;
}

.page-download {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--color-text-main); /* Mặc định chữ sáng trên nền tối */
  background-color: var(--color-background);
}

.page-download__section {
  padding: 60px 20px;
  text-align: center;
}

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

.page-download__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 60px 20px;
  padding-top: 10px; /* Chỉ một khoảng cách nhỏ, body đã xử lý --header-offset */
  overflow: hidden;
}

.page-download__hero-image-wrapper {
  width: 100%;
  max-width: 100%;
  overflow: hidden;
  box-sizing: border-box;
}

.page-download__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: 10px;
  margin-bottom: 40px;
}

.page-download__hero-content {
  max-width: 900px;
  margin: 0 auto;
  position: relative; /* Đảm bảo không chồng lên ảnh */
  z-index: 1; /* Đảm bảo nội dung không bị ảnh đè */
}

.page-download__main-title {
  font-size: clamp(2.2em, 4vw, 3.5em);
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-download__description {
  font-size: 1.1em;
  color: var(--color-text-secondary);
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-download__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
  width: 100%; /* Đảm bảo container chiếm đủ chiều rộng */
  max-width: 100%; /* Đảm bảo container không bị tràn */
  box-sizing: border-box;
  overflow: hidden;
}

.page-download__btn-primary,
.page-download__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.1em;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%; /* Đảm bảo nút không bị tràn */
  white-space: normal; /* Cho phép chữ xuống dòng */
  word-wrap: break-word; /* Cho phép chữ xuống dòng */
}

.page-download__btn-primary {
  background: var(--color-button-gradient);
  color: #ffffff; /* Luôn dùng chữ trắng trên nền nút */
  border: none;
}

.page-download__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(42, 209, 111, 0.4);
}

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

.page-download__btn-secondary:hover {
  background: var(--color-glow);
  color: var(--color-background);
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(87, 227, 141, 0.2);
}

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

.page-download__section-title {
  font-size: clamp(1.8em, 3.5vw, 2.8em);
  color: var(--color-gold);
  margin-bottom: 25px;
  font-weight: 700;
}

.page-download__section-description {
  font-size: 1em;
  color: var(--color-text-secondary);
  margin-bottom: 40px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

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

.page-download__card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 30px;
  text-align: left;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  height: 100%; /* Đảm bảo chiều cao đồng đều trong grid */
  box-sizing: border-box;
  color: var(--color-text-main);
}

.page-download__card-title {
  font-size: 1.4em;
  color: var(--color-glow);
  margin-bottom: 15px;
  font-weight: 600;
}

.page-download__card-text {
  font-size: 0.95em;
  color: var(--color-text-secondary);
}

.page-download__download-steps-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  justify-content: center;
  margin-top: 40px;
}

.page-download__download-platform {
  flex: 1 1 45%; /* Chia 2 cột trên desktop */
  min-width: 300px;
  max-width: 550px;
  text-align: center;
}

.page-download__platform-title {
  font-size: 2em;
  color: var(--color-gold);
  margin-bottom: 25px;
  font-weight: 700;
}

.page-download__platform-image {
  width: 100%;
  height: auto;
  max-width: 400px; /* Giới hạn chiều rộng ảnh */
  margin: 0 auto 30px auto;
  border-radius: 8px;
  display: block;
}

.page-download__steps-list {
  list-style: none;
  padding: 0;
  text-align: left;
}

.page-download__steps-list li {
  margin-bottom: 25px;
  padding-left: 0;
  position: relative;
}

.page-download__step-title {
  font-size: 1.25em;
  color: var(--color-glow);
  margin-bottom: 8px;
  font-weight: 600;
}

.page-download__app-features .page-download__feature-image {
  width: 100%;
  height: auto;
  max-width: 800px;
  margin: 40px auto;
  border-radius: 10px;
  display: block;
}

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

.page-download__feature-item .page-download__item-title {
  font-size: 1.4em;
  color: var(--color-glow);
  margin-bottom: 15px;
  font-weight: 600;
}

.page-download__feature-item .page-download__item-text {
  font-size: 0.95em;
  color: var(--color-text-secondary);
}

.page-download__faq-section {
  padding-bottom: 80px;
}

.page-download__faq-list {
  max-width: 900px;
  margin: 40px auto 0 auto;
  text-align: left;
}

.page-download__faq-item {
  margin-bottom: 20px;
  border-radius: 10px;
  overflow: hidden;
  box-sizing: border-box;
}

.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  background-color: var(--color-deep-green);
  cursor: pointer;
  font-size: 1.15em;
  font-weight: 600;
  color: var(--color-text-main);
  border-bottom: 1px solid var(--color-divider);
  -webkit-touch-callout: none; /* iOS Safari */
  -webkit-user-select: none; /* Safari */
  -khtml-user-select: none; /* Konqueror HTML */
  -moz-user-select: none; /* Old versions of Firefox */
  -ms-user-select: none; /* Internet Explorer/Edge */
  user-select: none; /* Non-prefixed version, currently supported by Chrome, Edge, Opera and Firefox */
}

.page-download__faq-item[open] .page-download__faq-question {
  border-bottom: 1px solid transparent;
}

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

.page-download__faq-question::marker {
  display: none;
}

.page-download__faq-qtext {
  flex-grow: 1;
  pointer-events: none; /* Ngăn chặn sự kiện click trên văn bản */
}

.page-download__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 15px;
  color: var(--color-glow);
  pointer-events: none; /* Ngăn chặn sự kiện click trên biểu tượng */
}

.page-download__faq-answer {
  padding: 15px 25px 20px 25px;
  background-color: var(--color-card-bg);
  font-size: 1em;
  color: var(--color-text-secondary);
}

.page-download__cta-final {
  padding-top: 80px;
  padding-bottom: 80px;
}

.page-download__cta-image {
  width: 100%;
  height: auto;
  max-width: 600px;
  margin: 40px auto;
  border-radius: 10px;
  display: block;
}

/* Media Queries cho Responsive Design */

/* Tablet */
@media (max-width: 1024px) {
  .page-download__hero-section {
    padding: 40px 15px;
    padding-top: 10px;
  }

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

  .page-download__main-title {
    font-size: clamp(2em, 5vw, 3em);
  }

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

  .page-download__btn-primary,
  .page-download__btn-secondary {
    width: 80%;
    margin: 0 auto;
  }

  .page-download__download-platform {
    flex: 1 1 100%; /* Một cột trên tablet */
    max-width: 600px;
  }
}

/* Mobile */
@media (max-width: 768px) {
  .page-download {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-download__hero-section {
    padding: 30px 15px;
    padding-top: 10px !important; /* body đã xử lý --header-offset, đây chỉ là khoảng cách nhỏ */
  }

  .page-download__section,
  .page-download__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-download__main-title {
    font-size: clamp(1.8em, 7vw, 2.5em);
  }

  .page-download__description {
    font-size: 1em;
  }

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

  .page-download__btn-primary,
  .page-download__btn-secondary,
  .page-download a[class*="button"],
  .page-download a[class*="btn"] {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-download__cta-buttons,
  .page-download__button-group,
  .page-download__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
    flex-direction: column; /* 移动端垂直排列 */
  }

  .page-download__section-title {
    font-size: clamp(1.6em, 6vw, 2.2em);
  }

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

  .page-download__card {
    padding: 20px;
  }

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

  .page-download__platform-image,
  .page-download__feature-image,
  .page-download__cta-image,
  .page-download img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    object-fit: cover;
  }

  .page-download__hero-image-wrapper,
  .page-download__download-platform,
  .page-download__faq-item,
  .page-download__video-section,
  .page-download__video-container,
  .page-download__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

  .page-download__faq-question {
    font-size: 1em;
    padding: 15px 20px;
  }

  .page-download__faq-answer {
    padding: 10px 20px 15px 20px;
  }
}