/* style/download.css */
/* body đã padding-top: var(--header-offset) từ shared.css, không cần thêm tại đây */

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

.page-download {
  color: var(--page-download-text-main); /* Deep Green BG, use light text */
  background-color: var(--page-download-bg-color);
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

.page-download__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  box-sizing: border-box;
}

/* Hero Section */
.page-download__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 0 60px 0; /* Small top padding, body handles header offset */
  background-color: var(--page-download-bg-color);
  overflow: hidden;
}

.page-download__hero-image-wrapper {
  width: 100%;
  max-height: 700px; /* Limit height for hero image */
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-download__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-download__hero-content {
  text-align: center;
  padding: 40px 20px;
  max-width: 900px;
  z-index: 1;
  color: var(--page-download-text-main);
}

.page-download__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.2;
  color: var(--page-download-text-main);
  text-shadow: 0 0 10px rgba(87, 227, 141, 0.5);
}

.page-download__description {
  font-size: 1.1rem;
  margin-bottom: 30px;
  color: var(--page-download-text-secondary);
}

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

.page-download__btn-primary,
.page-download__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--page-download-text-main);
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
  box-sizing: border-box;
  max-width: 100%;
}

.page-download__btn-primary {
  background: var(--page-download-btn-gradient);
  border: 2px solid var(--page-download-primary-color);
}

.page-download__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(87, 227, 141, 0.4);
}

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

.page-download__btn-secondary:hover {
  background-color: var(--page-download-secondary-color);
  color: var(--page-download-bg-color);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(34, 199, 104, 0.4);
}

.page-download__btn-large {
  padding: 18px 40px;
  font-size: 1.25rem;
  min-width: 250px;
}

.page-download__icon-android,
.page-download__icon-apple {
  margin-left: 10px;
  font-size: 1.3em;
  /* Placeholder for actual icons, e.g., using FontAwesome */
  /* For now, just a visual placeholder */
  display: inline-block;
  width: 20px;
  height: 20px;
  background-size: contain;
  background-repeat: no-repeat;
  vertical-align: middle;
}
.page-download__icon-android { background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23F2FFF6"><path d="M6 18c0 1.1.9 2 2 2h8c1.1 0 2-.9 2-2V6H6v12zm10-10h-8v2h8V8zm0 4h-8v2h8v-2zM4 5h16v-1c0-.55-.45-1-1-1H5c-.55 0-1 .45-1 1v1zm14 16H6c-1.1 0-2-.9-2-2V6h16v13c0 1.1-.9 2-2 2z"/><path d="M0 0h24v24H0z" fill="none"/></svg>'); }
.page-download__icon-apple { background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23F2FFF6"><path d="M12 0c-2.4 0-4.8 1.2-6.2 3.2C4.5 5.2 4 7.6 4 9.6c0 2.4.8 4.8 2.3 6.6 1.4 1.7 3.3 3.1 5.7 3.8 0 0 0 0 0 0 .1 0 .2 0 .3 0 .1 0 .2 0 .3 0 2.4-.7 4.3-2.1 5.7-3.8 1.5-1.8 2.3-4.2 2.3-6.6 0-2-.5-4.4-1.8-6.4C16.8 1.2 14.4 0 12 0zM12 2c1.9 0 3.8.9 5 2.5 1.1 1.6 1.6 3.7 1.6 5.1 0 2.1-.7 4.1-2 5.7-1.2 1.5-2.8 2.6-4.4 3.1-.3-.6-.6-1.3-.6-2 0-1.7 1.3-3 3-3 .7 0 1.4.2 2 .6.2-.7.3-1.4.3-2.1 0-2.4-1.9-4.3-4.3-4.3-1.7 0-3.1 1-3.9 2.4-.6-.2-1.2-.3-1.9-.3-2.4 0-4.3 1.9-4.3 4.3 0 .7.2 1.4.5 2-.6-.4-1.3-.6-2-.6-1.7 0-3 1.3-3 3 0 .7-.3 1.4-.6 2.1-1.6-.5-3.2-1.6-4.4-3.1-1.3-1.6-2-3.6-2-5.7 0-1.4.5-3.5 1.6-5.1C8.2 2.9 10.1 2 12 2z"/><path d="M0 0h24v24H0z" fill="none"/></svg>'); }

.page-download__section {
  padding: 60px 0;
}

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

.page-download__section-title {
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
  color: var(--page-download-text-main);
  text-shadow: 0 0 8px rgba(87, 227, 141, 0.3);
}

.page-download__description-small {
  font-size: 1.05rem;
  text-align: center;
  max-width: 800px;
  margin: -20px auto 40px auto;
  color: var(--page-download-text-secondary);
}

.page-download__content-grid {
  display: flex;
  gap: 40px;
  align-items: center;
}

.page-download__text-block {
  flex: 1;
  font-size: 1.05rem;
  color: var(--page-download-text-secondary);
}

.page-download__text-block p {
  margin-bottom: 20px;
}

.page-download__image-wrapper {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.page-download__content-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-download__download-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.page-download__card {
  background-color: var(--page-download-card-bg);
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  border: 1px solid var(--page-download-border-color);
  color: var(--page-download-text-main);
}

.page-download__card-title {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--page-download-text-main);
}

.page-download__card-image {
  width: 100%;
  max-width: 400px;
  height: auto;
  border-radius: 8px;
  margin-bottom: 25px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-download__step-list {
  list-style: none;
  padding: 0;
  margin-bottom: 30px;
  text-align: left;
  width: 100%;
}

.page-download__step-list li {
  margin-bottom: 15px;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--page-download-text-secondary);
}

.page-download__step-list li strong {
  color: var(--page-download-text-main);
}

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

.page-download__feature-card {
  background-color: var(--page-download-card-bg);
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  text-align: center;
  border: 1px solid var(--page-download-border-color);
  color: var(--page-download-text-main);
}

.page-download__feature-icon {
  width: 80px;
  height: 80px;
  margin-bottom: 20px;
  filter: drop-shadow(0 0 10px rgba(87, 227, 141, 0.5));
}

.page-download__feature-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 15px;
  color: var(--page-download-text-main);
}

.page-download__feature-text {
  font-size: 1rem;
  color: var(--page-download-text-secondary);
}

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

.page-download__benefit-item {
  background-color: var(--page-download-card-bg);
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  text-align: center;
  border: 1px solid var(--page-download-border-color);
  color: var(--page-download-text-main);
}

.page-download__benefit-icon {
  width: 120px;
  height: 120px;
  margin-bottom: 20px;
  filter: drop-shadow(0 0 8px rgba(87, 227, 141, 0.4));
}

.page-download__benefit-title {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--page-download-text-main);
}

.page-download__benefit-text {
  font-size: 0.95rem;
  color: var(--page-download-text-secondary);
}

/* FAQ Section */
.page-download__faq-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

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

.page-download__faq-item summary {
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--page-download-text-main);
  position: relative;
  user-select: none;
}

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

.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.page-download__faq-qtext {
  flex-grow: 1;
  margin-right: 15px;
}

.page-download__faq-toggle {
  font-size: 1.8rem;
  line-height: 1;
  transition: transform 0.3s ease;
  color: var(--page-download-secondary-color);
}

.page-download__faq-item[open] .page-download__faq-toggle {
  transform: rotate(45deg);
}

.page-download__faq-answer {
  padding: 0 25px 20px 25px;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--page-download-text-secondary);
}

.page-download__faq-answer p {
  margin: 0;
}

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

/* Responsive Design */
@media (max-width: 992px) {
  .page-download__main-title {
    font-size: clamp(2rem, 6vw, 3rem);
  }
  .page-download__section-title {
    font-size: 2rem;
  }
  .page-download__content-grid {
    flex-direction: column;
  }
  .page-download__image-wrapper {
    order: -1; /* Image above text on smaller screens */
    margin-bottom: 30px;
  }
}

@media (max-width: 768px) {
  .page-download__hero-section {
    padding: 10px 0 40px 0;
  }
  .page-download__hero-content {
    padding: 30px 15px;
  }
  .page-download__main-title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
    margin-bottom: 15px;
  }
  .page-download__description {
    font-size: 1rem;
    margin-bottom: 25px;
  }
  .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: 12px 20px !important;
    font-size: 1rem !important;
  }
  .page-download__section {
    padding: 40px 0;
  }
  .page-download__container {
    padding-left: 15px;
    padding-right: 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-download__section-title {
    font-size: 1.8rem;
    margin-bottom: 30px;
  }
  .page-download__description-small {
    font-size: 0.95rem;
    margin: -10px auto 30px auto;
  }
  .page-download__download-steps,
  .page-download__features-grid,
  .page-download__benefits-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  .page-download__card,
  .page-download__feature-card,
  .page-download__benefit-item {
    padding: 25px;
  }
  .page-download__card-title {
    font-size: 1.5rem;
  }
  .page-download__faq-item summary {
    font-size: 1rem;
    padding: 15px 20px;
  }
  .page-download__faq-answer {
    padding: 0 20px 15px 20px;
    font-size: 0.95rem;
  }
  /* Images responsive */
  .page-download img {
    max-width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  .page-download__image-wrapper,
  .page-download__hero-image-wrapper,
  .page-download__card-image,
  .page-download__feature-icon,
  .page-download__benefit-icon {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }
  /* Video responsive (if any) */
  .page-download video,
  .page-download__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  .page-download__video-section,
  .page-download__video-container,
  .page-download__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }
  .page-download__video-section {
    padding-top: 10px !important;
  }
}

@media (max-width: 480px) {
  .page-download__hero-content {
    padding: 20px 10px;
  }
  .page-download__main-title {
    font-size: clamp(1.6rem, 8vw, 2.2rem);
  }
  .page-download__btn-primary,
  .page-download__btn-secondary {
    font-size: 0.95rem !important;
    padding: 10px 15px !important;
  }
  .page-download__section-title {
    font-size: 1.6rem;
  }
  .page-download__card,
  .page-download__feature-card,
  .page-download__benefit-item {
    padding: 20px;
  }
  .page-download__card-title {
    font-size: 1.3rem;
  }
  .page-download__faq-item summary {
    font-size: 0.95rem;
    padding: 12px 15px;
  }
  .page-download__faq-answer {
    padding: 0 15px 12px 15px;
  }
}