/* style/download.css */
:root {
  --primary-color: #0A192F;
  --secondary-color: #FFD700;
  --text-dark: #333333;
  --text-light: #ffffff;
  --bg-light: #f8f8f8;
  --bg-dark: #0A192F;
  --border-color: #e0e0e0;
}

.page-download {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--text-dark); /* Default text color for light backgrounds */
  background-color: var(--bg-light); /* Default body background is light */
}

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

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

.page-download__light-bg {
  background-color: var(--bg-light);
  color: var(--text-dark);
}

.page-download__section-title {
  font-size: 38px;
  font-weight: bold;
  text-align: center;
  margin-bottom: 20px;
  color: inherit; /* Inherit color from parent section */
}

.page-download__section-description {
  font-size: 18px;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px auto;
  color: inherit;
}

/* Hero Section */
.page-download__hero-section {
  position: relative;
  padding: 100px 20px 60px;
  padding-top: var(--header-offset, 120px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.page-download__main-title {
  font-size: 52px;
  font-weight: 900;
  margin-bottom: 20px;
  line-height: 1.2;
  color: var(--secondary-color);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-download__description {
  font-size: 20px;
  max-width: 900px;
  margin: 0 auto 40px auto;
  color: var(--text-light);
}

.page-download__cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-bottom: 50px;
  z-index: 10;
  flex-wrap: wrap;
}

.page-download__cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 18px 40px;
  background: var(--secondary-color);
  color: var(--primary-color);
  text-decoration: none;
  border-radius: 50px;
  font-size: 20px;
  font-weight: bold;
  transition: all 0.3s ease;
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
  border: none;
  cursor: pointer;
  white-space: nowrap; /* Prevent text wrapping by default */
}

.page-download__cta-button:hover {
  background: #e6c200; /* Slightly darker gold */
  transform: translateY(-3px);
  box-shadow: 0 12px 20px rgba(0, 0, 0, 0.3);
}

.page-download__cta-button--android::before {
  content: ' ';
  display: inline-block;
  width: 24px;
  height: 24px;
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%230A192F"><path d="M17.43 1.05l-2.45 2.45L12 6.55l-2.98-3.05-2.45-2.45C3.32 1.95 2 4.14 2 6.32v11.36c0 2.18 1.32 4.37 3.52 4.32l.05.01h12.86c2.18 0 3.52-2.19 3.52-4.37V6.32c0-2.18-1.34-4.37-3.52-4.37zM12 19c-2.21 0-4-1.79-4-4s1.79-4 4-4 4 1.79 4 4-1.79 4-4 4z"/></svg>') no-repeat center center;
  background-size: contain;
  margin-right: 10px;
}

.page-download__cta-button--ios::before {
  content: ' ';
  display: inline-block;
  width: 24px;
  height: 24px;
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%230A192F"><path d="M12 0C7.14 0 3.1 3.8 3.1 8.5c0 3.7 2.1 7.2 5.1 8.7V24h7.6v-6.8c3-1.5 5.1-5 5.1-8.7C20.9 3.8 16.86 0 12 0zm0 15c-2.76 0-5-2.24-5-5s2.24-5 5-5 5 2.24 5 5-2.24 5-5 5z"/></svg>') no-repeat center center;
  background-size: contain;
  margin-right: 10px;
}

.page-download__hero-image {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  margin-top: 30px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

/* QR Section */
.page-download__qr-section {
  padding: 80px 20px;
  text-align: center;
}

.page-download__qr-codes {
  display: flex;
  justify-content: center;
  gap: 50px;
  flex-wrap: wrap;
}

.page-download__qr-item {
  background: var(--text-light);
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
  max-width: 350px;
  width: 100%;
  box-sizing: border-box;
}

.page-download__qr-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  display: block;
}

.page-download__qr-label {
  font-size: 20px;
  font-weight: bold;
  color: var(--primary-color);
  margin: 0;
}

.page-download__cta-button--small {
  padding: 12px 25px;
  font-size: 16px;
  border-radius: 30px;
}

/* Benefits Section */
.page-download__benefits-section {
  padding: 80px 20px;
  text-align: center;
}

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

.page-download__benefit-item {
  text-align: left;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  background: var(--text-light);
  color: var(--text-dark);
}

.page-download__benefit-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
}

.page-download__benefit-title {
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.page-download__benefit-text {
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-dark);
}

.page-download__benefits-image {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  margin-top: 60px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

/* Installation Section */
.page-download__installation-section {
  padding: 80px 20px;
  text-align: center;
}

.page-download__guide-block {
  margin-top: 60px;
  text-align: left;
}

.page-download__guide-title {
  font-size: 32px;
  font-weight: bold;
  color: var(--primary-color);
  margin-bottom: 30px;
  text-align: center;
}

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

.page-download__guide-item {
  background: var(--text-light);
  padding: 30px;
  margin-bottom: 25px;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  counter-increment: step-counter;
  position: relative;
  padding-left: 80px;
}

.page-download__guide-item::before {
  content: "Bước " counter(step-counter);
  position: absolute;
  left: 20px;
  top: 30px;
  background: var(--primary-color);
  color: var(--text-light);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 16px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.page-download__guide-step-title {
  font-size: 22px;
  font-weight: bold;
  color: var(--secondary-color);
  margin-top: 0;
  margin-bottom: 10px;
}

.page-download__guide-item p {
  font-size: 16px;
  color: var(--text-dark);
  margin-bottom: 15px;
}

.page-download__guide-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  margin-top: 20px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

/* Features Section */
.page-download__features-section {
  padding: 80px 20px;
  text-align: center;
}

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

.page-download__feature-item {
  text-align: left;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  background: var(--text-light);
  color: var(--text-dark);
}

.page-download__feature-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
}

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

.page-download__feature-text {
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-dark);
}

/* FAQ Section */
.page-download__faq-section {
  padding: 80px 20px;
  text-align: center;
}

.page-download__faq-list {
  max-width: 900px;
  margin: 50px auto 0 auto;
}

.page-download__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  overflow: hidden;
}

.page-download__faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease;
  padding: 0 15px;
  opacity: 0;
  background: var(--bg-light);
  color: var(--text-dark);
}

.page-download__faq-item.active .page-download__faq-answer {
  max-height: 2000px !important;
  padding: 20px 15px !important;
  opacity: 1;
  background: var(--bg-light);
  border-radius: 0 0 5px 5px;
}

.page-download__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  background: var(--text-light);
  border: 1px solid var(--border-color);
  border-radius: 5px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
  color: var(--text-dark);
}

.page-download__faq-question:hover {
  background: #f5f5f5;
  border-color: #d0d0d0;
}

.page-download__faq-question:active {
  background: #eeeeee;
}

.page-download__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  pointer-events: none;
  color: var(--primary-color);
}

.page-download__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  line-height: 1;
  color: var(--primary-color);
  transition: transform 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
  margin-left: 15px;
  pointer-events: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
}

.page-download__faq-item.active .page-download__faq-toggle {
  color: var(--secondary-color);
}

/* Final CTA Section */
.page-download__cta-final-section {
  padding: 80px 20px;
  text-align: center;
}

.page-download__cta-button--large {
  padding: 20px 50px;
  font-size: 22px;
  margin-top: 30px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-download__main-title {
    font-size: 44px;
  }
  .page-download__section-title {
    font-size: 32px;
  }
  .page-download__description, .page-download__section-description {
    font-size: 17px;
  }
  .page-download__cta-button {
    padding: 15px 30px;
    font-size: 18px;
  }
  .page-download__cta-button--large {
    padding: 18px 40px;
    font-size: 20px;
  }
  .page-download__benefits-grid, .page-download__features-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

@media (max-width: 768px) {
  .page-download {
    font-size: 16px;
    line-height: 1.6;
  }
  .page-download__hero-section {
    padding: 80px 15px 40px;
    padding-top: var(--header-offset, 120px) !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }
  .page-download__container {
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }
  .page-download__main-title {
    font-size: 36px;
  }
  .page-download__description {
    font-size: 16px;
    margin-bottom: 30px;
  }
  .page-download__cta-buttons {
    flex-direction: column;
    gap: 15px;
    margin-bottom: 40px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }
  .page-download__cta-button {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding: 15px 20px !important;
    font-size: 17px !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }
  .page-download__hero-image {
    margin-top: 20px;
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-download__qr-section,
  .page-download__benefits-section,
  .page-download__installation-section,
  .page-download__features-section,
  .page-download__faq-section,
  .page-download__cta-final-section {
    padding: 50px 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }
  .page-download__section-title {
    font-size: 28px;
  }
  .page-download__section-description {
    font-size: 16px;
    margin-bottom: 30px;
  }
  .page-download__qr-codes {
    flex-direction: column;
    gap: 30px;
  }
  .page-download__qr-item {
    max-width: 100%;
    padding: 20px;
  }
  .page-download__qr-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-download__benefits-grid,
  .page-download__features-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 30px;
  }
  .page-download__benefit-item,
  .page-download__feature-item {
    padding: 25px;
  }
  .page-download__benefit-title,
  .page-download__feature-title {
    font-size: 20px;
  }
  .page-download__guide-block {
    margin-top: 40px;
  }
  .page-download__guide-title {
    font-size: 26px;
    margin-bottom: 20px;
  }
  .page-download__guide-item {
    padding: 20px 15px 20px 65px;
  }
  .page-download__guide-item::before {
    left: 15px;
    top: 20px;
    width: 35px;
    height: 35px;
    font-size: 14px;
  }
  .page-download__guide-step-title {
    font-size: 19px;
  }
  .page-download__guide-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-download__faq-list {
    margin-top: 30px;
  }
  .page-download__faq-question {
    padding: 15px;
  }
  .page-download__faq-question h3 {
    font-size: 16px;
  }
  .page-download__faq-toggle {
    font-size: 20px;
    width: 24px;
    height: 24px;
  }
  .page-download__faq-item.active .page-download__faq-answer {
    padding: 15px !important;
  }
  .page-download__cta-button--large {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding: 18px 25px !important;
    font-size: 18px !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }
}

@media (max-width: 480px) {
  .page-download__main-title {
    font-size: 30px;
  }
  .page-download__section-title {
    font-size: 24px;
  }
  .page-download__section-description {
    font-size: 15px;
  }
  .page-download__cta-button {
    font-size: 16px;
  }
  .page-download__qr-label {
    font-size: 18px;
  }
  .page-download__benefit-title,
  .page-download__feature-title {
    font-size: 18px;
  }
  .page-download__guide-title {
    font-size: 22px;
  }
  .page-download__guide-step-title {
    font-size: 18px;
  }
  .page-download__faq-question h3 {
    font-size: 15px;
  }
}