/* style/download.css */
/* body đã có padding-top: var(--header-offset) từ shared.css, không thêm vào đây để tránh double padding */

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

.page-download {
  font-family: Arial, sans-serif;
  color: var(--ffok-text-main);
  background-color: var(--ffok-background-dark);
  line-height: 1.6;
}

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

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

.page-download__dark-section {
  background-color: var(--ffok-deep-green);
}

.page-download__hero-section {
  background-color: var(--ffok-background-dark);
  padding: 80px 0 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 10px; /* Small top padding, body handles --header-offset */
}

.page-download__hero-content {
  max-width: 800px;
  margin-bottom: 40px;
}

.page-download__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  color: var(--ffok-gold-color);
  margin-bottom: 20px;
  line-height: 1.2;
  font-weight: bold;
}

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

.page-download__download-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
}

.page-download__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1rem;
  color: var(--ffok-text-main);
  background: var(--ffok-button-gradient);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  min-width: 180px;
  box-sizing: border-box;
}

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

.page-download__hero-image-wrapper {
  width: 100%;
  max-width: 800px;
  margin-top: 40px;
}

.page-download__hero-image {
  width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
}

.page-download__section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: var(--ffok-gold-color);
  margin-bottom: 40px;
  font-weight: bold;
}

.page-download__text-block {
  font-size: 1.05rem;
  color: var(--ffok-text-secondary);
  max-width: 900px;
  margin: 0 auto 30px;
}

.page-download__benefits-list {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
  margin-top: 40px;
  text-align: left;
}

.page-download__benefit-item {
  background-color: var(--ffok-card-bg);
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  font-size: 1rem;
  color: var(--ffok-text-main);
  border: 1px solid var(--ffok-border-color);
  transition: transform 0.3s ease;
}

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

.page-download__how-to-download .page-download__section-title,
.page-download__how-to-download .page-download__text-block {
  color: var(--ffok-text-main);
}

.page-download__download-guide {
  display: grid;
  grid-template-columns: 1fr;
  gap: 50px;
  margin-top: 50px;
}

.page-download__guide-block {
  background-color: var(--ffok-card-bg);
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  text-align: left;
  border: 1px solid var(--ffok-border-color);
}

.page-download__guide-title {
  font-size: 1.8rem;
  color: var(--ffok-gold-color);
  margin-bottom: 25px;
  font-weight: bold;
}

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

.page-download__step-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 20px;
  color: var(--ffok-text-main);
  font-size: 1.05rem;
}

.page-download__step-number {
  background-color: var(--ffok-primary-color);
  color: #fff;
  border-radius: 50%;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  margin-right: 15px;
  flex-shrink: 0;
}

.page-download__step-item p a {
  color: var(--ffok-secondary-color);
  text-decoration: underline;
}

.page-download__qr-code {
  width: 200px;
  height: 200px;
  display: block;
  margin: 20px auto 30px;
  border: 5px solid var(--ffok-border-color);
  border-radius: 8px;
}

.page-download__guide-image {
  width: 100%;
  height: auto;
  border-radius: 10px;
  margin-top: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.page-download__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-download__feature-card {
  background-color: var(--ffok-card-bg);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  text-align: center;
  border: 1px solid var(--ffok-border-color);
  transition: transform 0.3s ease;
}

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

.page-download__feature-icon {
  width: 100%;
  max-width: 400px;
  height: auto;
  border-radius: 8px;
  margin-bottom: 20px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.page-download__card-title {
  font-size: 1.4rem;
  color: var(--ffok-gold-color);
  margin-bottom: 15px;
  font-weight: bold;
}

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

.page-download__security .page-download__section-title,
.page-download__security .page-download__text-block {
  color: var(--ffok-text-main);
}

.page-download__security-list {
  list-style: none;
  padding: 0;
  max-width: 900px;
  margin: 40px auto;
  text-align: left;
}

.page-download__security-item {
  background-color: var(--ffok-card-bg);
  padding: 20px;
  margin-bottom: 15px;
  border-radius: 8px;
  font-size: 1.05rem;
  color: var(--ffok-text-main);
  border: 1px solid var(--ffok-border-color);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

.page-download__security-image {
  width: 100%;
  height: auto;
  border-radius: 10px;
  margin-top: 40px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

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

.page-download__faq-item {
  background-color: var(--ffok-card-bg);
  margin-bottom: 15px;
  border-radius: 8px;
  border: 1px solid var(--ffok-border-color);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.15rem;
  font-weight: bold;
  color: var(--ffok-gold-color);
  cursor: pointer;
  list-style: none;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

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

.page-download__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  color: var(--ffok-primary-color);
  transition: transform 0.3s ease;
}

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

.page-download__faq-answer {
  padding: 0 25px 20px;
  font-size: 1rem;
  color: var(--ffok-text-secondary);
  line-height: 1.6;
}

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

.page-download__cta-section .page-download__section-title,
.page-download__cta-section .page-download__text-block {
  color: var(--ffok-text-main);
}

.page-download__cta-image {
  width: 100%;
  height: auto;
  max-width: 1000px;
  margin-top: 50px;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

/* Responsive Design */
@media (min-width: 769px) {
  .page-download__download-guide {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .page-download__container {
    padding: 0 15px;
  }

  .page-download__section {
    padding: 40px 0;
  }

  .page-download__hero-section {
    padding: 60px 0 40px;
    padding-top: 10px !important; /* Ensure small top padding */
  }

  .page-download__main-title {
    font-size: 2rem;
  }

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

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

  .page-download__btn {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 1rem;
    white-space: normal !important;
    word-wrap: break-word !important;
    box-sizing: border-box !important;
  }
  
  .page-download__download-buttons {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }

  .page-download__section-title {
    font-size: 1.8rem;
  }

  .page-download__text-block {
    font-size: 0.95rem;
  }

  .page-download__benefits-list {
    grid-template-columns: 1fr;
    gap: 15px;
    padding: 0 15px;
  }

  .page-download__guide-block {
    padding: 25px;
  }

  .page-download__guide-title {
    font-size: 1.5rem;
  }

  .page-download__step-item {
    font-size: 0.95rem;
  }

  .page-download__qr-code {
    width: 150px;
    height: 150px;
  }

  .page-download__features-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 0 15px;
  }

  .page-download__card-title {
    font-size: 1.2rem;
  }

  .page-download__feature-card p {
    font-size: 0.9rem;
  }

  .page-download__security-list {
    padding: 0 15px;
  }

  .page-download__security-item {
    font-size: 0.95rem;
  }

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

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

  .page-download__faq-answer {
    font-size: 0.95rem;
    padding: 0 20px 15px;
  }

  /* Image Responsiveness */
  .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-image-wrapper,
  .page-download__download-guide,
  .page-download__guide-block,
  .page-download__features-grid,
  .page-download__feature-card,
  .page-download__security-list,
  .page-download__security-item,
  .page-download__faq-list,
  .page-download__faq-item,
  .page-download__cta-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important; /* Ensure no overflow */
  }
  
  /* Specific padding for sections that need it on mobile */
  .page-download__hero-section .page-download__container,
  .page-download__why-download .page-download__container,
  .page-download__how-to-download .page-download__container,
  .page-download__features .page-download__container,
  .page-download__security .page-download__container,
  .page-download__faq-section .page-download__container,
  .page-download__cta-section .page-download__container {
    padding-left: 15px !important;
    padding-right: 15px !important;
  }

  /* Video responsiveness (if any video is added) */
  .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;
  }
  .page-download__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
}

@media (min-width: 1024px) {
  .page-download__hero-section .page-download__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-align: left;
  }

  .page-download__hero-content {
    flex: 1;
    margin-right: 60px;
    margin-bottom: 0;
  }

  .page-download__hero-image-wrapper {
    flex: 1;
    margin-top: 0;
  }

  .page-download__download-buttons {
    justify-content: flex-start;
  }

  .page-download__download-guide {
    grid-template-columns: repeat(2, 1fr);
  }
}