/* style/download.css */
/* body đã có padding-top: var(--header-offset) từ shared.css; trang này không được thêm 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__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-download__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 20px 80px; /* body đã xử lý padding-top */
  text-align: center;
  overflow: hidden;
  background-color: var(--color-background);
}

.page-download__hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  opacity: 0.3; /* Làm mờ ảnh nền để chữ dễ đọc */
}

.page-download__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  padding: 40px 20px;
  background: rgba(0, 0, 0, 0.4); /* Lớp phủ để tăng độ tương phản */
  border-radius: 15px;
}

.page-download__main-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-download__description {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  margin-bottom: 30px;
}

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

.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: 1rem;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-download__btn-primary {
  background: var(--color-button-gradient);
  color: var(--color-text-main);
  border: none;
}

.page-download__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

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

.page-download__btn-secondary:hover {
  background: var(--color-primary);
  color: var(--color-text-main);
}

.page-download__section-title {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-text-main);
  text-align: center;
  margin-bottom: 40px;
  line-height: 1.3;
}

.page-download__sub-title {
  font-size: clamp(1.4rem, 3vw, 1.8rem);
  font-weight: 600;
  color: var(--color-text-main);
  margin-bottom: 20px;
}

.page-download__text-block {
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
  text-align: justify;
}

.page-download__light-bg {
  background-color: #ffffff;
  color: #333333;
  padding: 60px 0;
}

.page-download__light-bg .page-download__section-title,
.page-download__light-bg .page-download__sub-title {
  color: #000000;
}

.page-download__light-bg .page-download__text-block {
  color: #555555;
}

.page-download__dark-bg {
  background-color: var(--color-background);
  color: var(--color-text-main);
  padding: 60px 0;
}

.page-download__card {
  background-color: var(--color-card-bg);
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--color-text-main);
  border: 1px solid var(--color-border);
}

.page-download__card img {
  border-radius: 8px;
  margin-bottom: 15px;
}

.page-download__feature-icon,
.page-download__security-icon,
.page-download__game-image,
.page-download__promo-image {
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* Intro Section */
.page-download__intro-section .page-download__text-block {
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

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

.page-download__feature-title {
  color: var(--color-primary);
  margin-top: 10px;
}

/* Guide Section */
.page-download__guide-tabs {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.page-download__tab-header {
  padding: 12px 25px;
  cursor: pointer;
  border-radius: 8px;
  background-color: var(--color-deep-green);
  color: var(--color-text-secondary);
  font-weight: 600;
  transition: all 0.3s ease;
}

.page-download__tab-header.active,
.page-download__tab-header:hover {
  background: var(--color-button-gradient);
  color: var(--color-text-main);
}

.page-download__tab-content {
  display: none;
  padding: 30px 0;
}

.page-download__tab-content.active {
  display: block;
}

.page-download__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
  margin-top: 30px;
}

.page-download__step-item {
  background-color: var(--color-card-bg);
  padding: 25px;
  border-radius: 10px;
  text-align: left;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  border: 1px solid var(--color-divider);
}

.page-download__step-number {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background-color: var(--color-primary);
  color: var(--color-text-main);
  border-radius: 50%;
  font-weight: 700;
  font-size: 1.2rem;
  margin-bottom: 15px;
}

.page-download__step-item p {
  color: var(--color-text-secondary);
  margin-bottom: 0;
}

.page-download__qr-code,
.page-download__pc-image {
  max-width: 100%;
  height: auto;
  margin-top: 20px;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.page-download__guide-cta {
  margin-top: 30px;
  width: auto;
  min-width: 200px;
}

/* Security Section */
.page-download__security-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
  text-align: center;
}

.page-download__security-item {
  background-color: #f9f9f9;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  color: #333333;
  border: 1px solid #e0e0e0;
}

.page-download__security-item .page-download__sub-title {
  color: var(--color-primary);
}

.page-download__security-item p {
  color: #555555;
}

.page-download__security-section .page-download__btn-secondary {
  margin-top: 40px;
  min-width: 250px;
}

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

.page-download__game-card {
  text-align: left;
  align-items: flex-start;
}

.page-download__game-title {
  color: var(--color-gold);
  margin-top: 10px;
  margin-bottom: 10px;
}

.page-download__btn-text {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
  margin-top: 15px;
  display: inline-block;
}

.page-download__btn-text:hover {
  text-decoration: underline;
}

.page-download__full-width-cta {
  display: block;
  margin-top: 40px;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
  min-width: 300px;
}

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

.page-download__promo-card {
  text-align: left;
  align-items: flex-start;
}

.page-download__promo-title {
  color: var(--color-primary);
  margin-top: 10px;
  margin-bottom: 10px;
}

/* FAQ Section */
.page-download__faq-list {
  margin-top: 40px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-download__faq-item {
  background-color: var(--color-card-bg);
  margin-bottom: 15px;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--color-divider);
}

.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  cursor: pointer;
  font-weight: 600;
  color: var(--color-text-main);
  font-size: 1.1rem;
  transition: background-color 0.3s ease;
}

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

.page-download__faq-toggle {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--color-primary);
  margin-left: 15px;
}

.page-download__faq-answer {
  padding: 0 20px 20px;
  color: var(--color-text-secondary);
  font-size: 1rem;
}

.page-download__faq-item[open] > .page-download__faq-question {
  background-color: var(--color-deep-green);
}

/* Final CTA Section */
.page-download__cta-final-section {
  text-align: center;
}

.page-download__cta-final-section .page-download__text-block {
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.page-download__large-cta {
  padding: 18px 40px;
  font-size: 1.2rem;
  margin-top: 30px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-download__hero-content {
    padding: 30px 15px;
  }
  .page-download__main-title {
    font-size: clamp(1.8rem, 4.5vw, 3rem);
  }
  .page-download__description {
    font-size: 1rem;
  }
  .page-download__section-title {
    font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  }
}

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

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

  .page-download__hero-section,
  .page-download__light-bg,
  .page-download__dark-bg {
    padding: 40px 0;
  }

  .page-download__hero-content {
    padding: 20px 10px;
  }

  .page-download__main-title {
    font-size: clamp(1.6rem, 6vw, 2.5rem);
  }

  .page-download__description {
    font-size: 0.95rem;
  }

  .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__tab-header {
    padding: 10px 15px;
    font-size: 0.9rem;
  }

  .page-download__features-grid,
  .page-download__steps-grid,
  .page-download__security-grid,
  .page-download__game-grid,
  .page-download__promo-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-download__card {
    padding: 20px;
  }

  .page-download__step-item {
    padding: 20px;
  }

  .page-download__qr-code,
  .page-download__pc-image {
    width: 100% !important;
    height: auto !important;
  }

  .page-download__guide-cta,
  .page-download__security-section .page-download__btn-secondary,
  .page-download__full-width-cta,
  .page-download__large-cta {
    width: 100% !important;
    min-width: unset;
    margin-left: auto;
    margin-right: auto;
    box-sizing: border-box !important;
  }

  /* Responsive Images */
  .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__hero-section,
  .page-download__intro-section,
  .page-download__guide-section,
  .page-download__security-section,
  .page-download__games-section,
  .page-download__promotions-section,
  .page-download__faq-section,
  .page-download__cta-final-section {
    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 { /* Small top padding for hero on mobile */
    padding-top: 10px !important;
  }
  
  .page-download__video-section { /* Placeholder for video section, if present */
    padding-top: 10px !important;
  }
}