.page-index-siu88-download-install {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #f9f9f9;
}

.page-index-siu88-download-install__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-index-siu88-download-install__section {
  padding: 60px 0;
  text-align: center;
}

.page-index-siu88-download-install__section:nth-of-type(even) {
  background-color: #f0f0f0;
}

.page-index-siu88-download-install__section-title {
  font-size: 2.5em;
  color: #FF4500;
  margin-bottom: 20px;
  font-weight: bold;
}

.page-index-siu88-download-install__section-intro {
  font-size: 1.1em;
  color: #555;
  max-width: 800px;
  margin: 0 auto 40px auto;
}

.page-index-siu88-download-install__btn {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.3s ease;
  margin: 10px;
  font-size: 1em;
  cursor: pointer;
  border: none;
}

.page-index-siu88-download-install__btn--primary {
  background-color: #FF4500;
  color: #fff;
}

.page-index-siu88-download-install__btn--primary:hover {
  background-color: #e63e00;
  transform: translateY(-2px);
}

.page-index-siu88-download-install__btn--secondary {
  background-color: #1E90FF;
  color: #fff;
}

.page-index-siu88-download-install__btn--secondary:hover {
  background-color: #1565b3;
  transform: translateY(-2px);
}

.page-index-siu88-download-install__btn--tertiary {
  background-color: #6c757d;
  color: #fff;
}

.page-index-siu88-download-install__btn--tertiary:hover {
  background-color: #5a6268;
  transform: translateY(-2px);
}

.page-index-siu88-download-install__btn--link {
  background-color: transparent;
  color: #1E90FF;
  border: 2px solid #1E90FF;
  padding: 8px 15px;
  margin: 5px;
}

.page-index-siu88-download-install__btn--link:hover {
  background-color: #1E90FF;
  color: #fff;
}

/* Hero Section */
.page-index-siu88-download-install__hero-section {
  background: linear-gradient(135deg, #FF4500, #1E90FF);
  padding: 100px 0;
  color: #fff;
  text-align: left;
  position: relative;
  overflow: hidden;
}

.page-index-siu88-download-install__hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.2);
  z-index: 0;
}

.page-index-siu88-download-install__hero-content {
  position: relative;
  z-index: 1;
  max-width: 600px;
}

.page-index-siu88-download-install__hero-section .page-index-siu88-download-install__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.page-index-siu88-download-install__hero-title {
  font-size: 3.5em;
  margin-bottom: 20px;
  line-height: 1.2;
  color: #fff;
}

.page-index-siu88-download-install__hero-description {
  font-size: 1.3em;
  margin-bottom: 30px;
  color: #eee;
}

.page-index-siu88-download-install__hero-image-wrapper {
  flex: 1;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  position: relative;
  z-index: 1;
}

.page-index-siu88-download-install__hero-image {
  max-width: 100%;
  height: auto;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* Why siu88 Section */
.page-index-siu88-download-install__why-siu88 {
  background-color: #fff;
}

.page-index-siu88-download-install__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-index-siu88-download-install__feature-item {
  background-color: #fff;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-index-siu88-download-install__feature-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.page-index-siu88-download-install__feature-icon {
  width: 70px;
  height: 70px;
  margin-bottom: 20px;
}

.page-index-siu88-download-install__feature-title {
  font-size: 1.5em;
  color: #1E90FF;
  margin-bottom: 15px;
}

.page-index-siu88-download-install__feature-item p {
  color: #666;
}

/* Download Guide Section */
.page-index-siu88-download-install__download-guide {
  background-color: #f0f0f0;
}

.page-index-siu88-download-install__guide-tabs {
  display: flex;
  justify-content: center;
  margin-bottom: 40px;
}

.page-index-siu88-download-install__tab-btn {
  background-color: #ddd;
  border: none;
  padding: 12px 30px;
  font-size: 1.1em;
  font-weight: bold;
  cursor: pointer;
  transition: background-color 0.3s ease, color 0.3s ease;
  border-radius: 8px;
  margin: 0 10px;
}

.page-index-siu88-download-install__tab-btn--active {
  background-color: #FF4500;
  color: #fff;
}

.page-index-siu88-download-install__tab-btn:hover:not(.page-index-siu88-download-install__tab-btn--active) {
  background-color: #ccc;
}

.page-index-siu88-download-install__tab-content {
  display: none;
}

.page-index-siu88-download-install__tab-content--active {
  display: block;
}

.page-index-siu88-download-install__guide-steps {
  display: flex;
  flex-direction: column;
  gap: 50px;
  text-align: left;
}

.page-index-siu88-download-install__step-item {
  display: flex;
  align-items: center;
  gap: 30px;
  background-color: #fff;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.page-index-siu88-download-install__step-item:nth-child(even) {
  flex-direction: row-reverse;
}

.page-index-siu88-download-install__step-number {
  font-size: 2.5em;
  font-weight: bold;
  color: #FF4500;
  flex-shrink: 0;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 3px solid #FF4500;
  border-radius: 50%;
  background-color: #fff;
}

.page-index-siu88-download-install__step-details {
  flex-grow: 1;
}

.page-index-siu88-download-install__step-details h3 {
  font-size: 1.8em;
  color: #1E90FF;
  margin-bottom: 10px;
}

.page-index-siu88-download-install__step-details p {
  color: #444;
  margin-bottom: 15px;
}

.page-index-siu88-download-install__step-image {
  max-width: 300px;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  flex-shrink: 0;
}

.page-index-siu88-download-install__download-tip {
  margin-top: 50px;
  font-style: italic;
  color: #777;
}

/* App Features Section */
.page-index-siu88-download-install__app-features {
  background-color: #fff;
}

.page-index-siu88-download-install__feature-list {
  list-style: none;
  padding: 0;
  margin: 40px auto 0 auto;
  max-width: 800px;
  text-align: left;
}

.page-index-siu88-download-install__feature-list li {
  background-color: #f8f8f8;
  margin-bottom: 15px;
  padding: 15px 20px;
  border-left: 5px solid #1E90FF;
  border-radius: 5px;
  font-size: 1.1em;
  color: #333;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.page-index-siu88-download-install__feature-list li strong {
  color: #FF4500;
}

.page-index-siu88-download-install__cta-wrapper {
  margin-top: 40px;
}

/* FAQ Section */
.page-index-siu88-download-install__faq {
  background-color: #f0f0f0;
}

.page-index-siu88-download-install__faq-item {
  background-color: #fff;
  padding: 25px;
  margin-bottom: 20px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  text-align: left;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-index-siu88-download-install__faq-question {
  font-size: 1.4em;
  color: #FF4500;
  margin-bottom: 10px;
  cursor: pointer;
  position: relative;
  padding-right: 30px;
}

.page-index-siu88-download-install__faq-question::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.2em;
  transition: transform 0.3s ease;
}

.page-index-siu88-download-install__faq-question.active::after {
  content: '-';
  transform: translateY(-50%) rotate(180deg);
}

.page-index-siu88-download-install__faq-answer {
  font-size: 1em;
  color: #555;
  display: none;
  padding-top: 10px;
  border-top: 1px solid #eee;
  margin-top: 10px;
}

.page-index-siu88-download-install__faq-answer.active {
  display: block;
}

/* Final CTA Section */
.page-index-siu88-download-install__cta-final {
  background: linear-gradient(45deg, #1E90FF, #FF4500);
  color: #fff;
  padding: 80px 0;
}

.page-index-siu88-download-install__cta-final .page-index-siu88-download-install__section-title,
.page-index-siu88-download-install__cta-final .page-index-siu88-download-install__section-intro {
  color: #fff;
}

.page-index-siu88-download-install__cta-buttons {
  margin-top: 40px;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}

/* Responsive Design */
@media (max-width: 992px) {
  .page-index-siu88-download-install__hero-title {
    font-size: 2.8em;
  }
  .page-index-siu88-download-install__hero-description {
    font-size: 1.1em;
  }
  .page-index-siu88-download-install__hero-section .page-index-siu88-download-install__container {
    flex-direction: column;
    text-align: center;
  }
  .page-index-siu88-download-install__hero-content {
    max-width: 100%;
    margin-bottom: 40px;
  }
  .page-index-siu88-download-install__hero-image-wrapper {
    justify-content: center;
  }
  .page-index-siu88-download-install__step-item {
    flex-direction: column;
    text-align: center;
  }
  .page-index-siu88-download-install__step-item:nth-child(even) {
    flex-direction: column;
  }
  .page-index-siu88-download-install__step-image {
    margin-top: 20px;
  }
}

@media (max-width: 768px) {
  .page-index-siu88-download-install__section-title {
    font-size: 2em;
  }
  .page-index-siu88-download-install__hero-title {
    font-size: 2.2em;
  }
  .page-index-siu88-download-install__features-grid {
    grid-template-columns: 1fr;
  }
  .page-index-siu88-download-install__tab-btn {
    padding: 10px 20px;
    font-size: 1em;
  }
  .page-index-siu88-download-install__btn {
    padding: 10px 20px;
    font-size: 0.9em;
  }
}

@media (max-width: 480px) {
  .page-index-siu88-download-install__hero-buttons {
    flex-direction: column;
  }
  .page-index-siu88-download-install__btn {
    width: 90%;
    margin: 5px auto;
  }
  .page-index-siu88-download-install__section {
    padding: 40px 0;
  }
  .page-index-siu88-download-install__hero-title {
    font-size: 1.8em;
  }
  .page-index-siu88-download-install__hero-description {
    font-size: 1em;
  }
  .page-index-siu88-download-install__step-number {
    font-size: 2em;
    width: 50px;
    height: 50px;
  }
  .page-index-siu88-download-install__step-details h3 {
    font-size: 1.5em;
  }
  .page-index-siu88-download-install__faq-question {
    font-size: 1.2em;
  }
}