.page-doi-tac-vn188 {
  font-family: 'Arial', sans-serif;
  color: #333333; /* Default text color for light body background */
  background: #FFFFFF; /* Explicitly set for clarity */
}

/* Hero Section */
.page-doi-tac-vn188__hero-section {
  position: relative;
  overflow: hidden;
  background-color: #26A9E0; /* Brand color as background for hero section */
  padding-bottom: 30px; /* Space below content */
}

.page-doi-tac-vn188__hero-image-wrapper {
  width: 100%;
  max-height: 675px; /* Max height for the image */
  overflow: hidden;
}

.page-doi-tac-vn188__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  opacity: 0.8; /* Slightly dim the image for better text contrast if needed */
}

.page-doi-tac-vn188__hero-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 10px 20px 0; /* Small top padding, relying on body padding for overall offset */
  text-align: center;
  color: #ffffff;
}

.page-doi-tac-vn188__main-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem); /* Responsive font size */
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 15px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-doi-tac-vn188__lead-text {
  font-size: 1.15rem;
  line-height: 1.6;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: #f0f0f0;
}

/* General Section Styles */
.page-doi-tac-vn188__section {
  padding: 60px 0;
}

.page-doi-tac-vn188__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-doi-tac-vn188__section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  color: #26A9E0; /* Brand color for titles */
  text-align: center;
  margin-bottom: 40px;
  line-height: 1.3;
}

.page-doi-tac-vn188__sub-title {
  font-size: 1.8rem;
  font-weight: 600;
  color: #26A9E0;
  margin-bottom: 25px;
  text-align: center;
}

.page-doi-tac-vn188 p {
  line-height: 1.7;
  margin-bottom: 15px;
}

.page-doi-tac-vn188 ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-doi-tac-vn188 ul li {
  margin-bottom: 10px;
  padding-left: 25px;
  position: relative;
  line-height: 1.6;
}

.page-doi-tac-vn188 ul li::before {
  content: '✔';
  color: #26A9E0;
  position: absolute;
  left: 0;
  font-weight: bold;
}

/* Content Wrapper (Text + Image) */
.page-doi-tac-vn188__content-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 40px;
}

.page-doi-tac-vn188__content-wrapper--reverse {
  grid-template-columns: 1fr 1fr; /* Default order */
}

.page-doi-tac-vn188__image-block {
  text-align: center;
}

.page-doi-tac-vn188__image {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

/* Benefits Grid */
.page-doi-tac-vn188__benefits-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 40px;
}

.page-doi-tac-vn188__benefit-card {
  background: #ffffff;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0,0,0,0.08);
  border: 1px solid #e0e0e0;
}

.page-doi-tac-vn188__benefit-card .page-doi-tac-vn188__card-title {
  font-size: 1.5rem;
  color: #26A9E0;
  margin-top: 0;
  margin-bottom: 15px;
  text-align: left;
}

/* Dark Background Section */
.page-doi-tac-vn188__dark-bg {
  background: #26A9E0;
  color: #ffffff;
}

.page-doi-tac-vn188__dark-bg .page-doi-tac-vn188__section-title {
  color: #ffffff;
}

.page-doi-tac-vn188__dark-bg p {
  color: #f0f0f0;
}

/* Features Grid */
.page-doi-tac-vn188__features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.page-doi-tac-vn188__feature-card {
  background: #ffffff;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0,0,0,0.08);
  text-align: center;
  border: 1px solid #e0e0e0;
}

.page-doi-tac-vn188__card-icon {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto 20px;
  border-radius: 5px;
}

.page-doi-tac-vn188__feature-card .page-doi-tac-vn188__card-title {
  font-size: 1.4rem;
  color: #26A9E0;
  margin-top: 0;
  margin-bottom: 15px;
}

/* Registration Process */
.page-doi-tac-vn188__process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 50px;
}

.page-doi-tac-vn188__process-step {
  background: #ffffff;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0,0,0,0.08);
  text-align: center;
  position: relative;
  border: 1px solid #e0e0e0;
}

.page-doi-tac-vn188__step-number {
  background: #26A9E0;
  color: #ffffff;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1.8rem;
  font-weight: bold;
  margin: -55px auto 20px; /* Position above card */
  border: 4px solid #ffffff;
  box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.page-doi-tac-vn188__process-step .page-doi-tac-vn188__step-title {
  font-size: 1.3rem;
  color: #26A9E0;
  margin-top: 0;
  margin-bottom: 15px;
}

.page-doi-tac-vn188__requirements {
  background: #f9f9f9;
  padding: 30px;
  border-radius: 10px;
  border: 1px solid #e0e0e0;
  margin-top: 30px;
  text-align: center;
}

.page-doi-tac-vn188__requirements .page-doi-tac-vn188__sub-title {
  color: #333333;
}

/* CTA Section */
.page-doi-tac-vn188__cta-section {
  text-align: center;
  margin-top: 50px;
  padding: 40px;
  background: #f0f8ff;
  border-radius: 10px;
  border: 1px solid #d0e8ff;
}

.page-doi-tac-vn188__cta-section p {
  font-size: 1.3rem;
  margin-bottom: 25px;
  color: #333333;
}

/* Buttons */
.page-doi-tac-vn188__cta-button {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: bold;
  text-decoration: none;
  transition: background-color 0.3s ease, transform 0.2s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-doi-tac-vn188__btn-primary {
  background: #EA7C07; /* Login color for primary CTA */
  color: #ffffff;
  border: 2px solid #EA7C07;
}

.page-doi-tac-vn188__btn-primary:hover {
  background: #d46f06;
  transform: translateY(-2px);
}

.page-doi-tac-vn188__btn-secondary {
  background: #ffffff;
  color: #26A9E0;
  border: 2px solid #26A9E0;
}

.page-doi-tac-vn188__btn-secondary:hover {
  background: #f0f8ff;
  transform: translateY(-2px);
}

/* FAQ Section */
.page-doi-tac-vn188__faq {
  background: #f5f5f5;
}

details.page-doi-tac-vn188__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid #e0e0e0;
  overflow: hidden;
  background: #fff;
}
details.page-doi-tac-vn188__faq-item summary.page-doi-tac-vn188__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
}
details.page-doi-tac-vn188__faq-item summary.page-doi-tac-vn188__faq-question::-webkit-details-marker {
  display: none;
}
details.page-doi-tac-vn188__faq-item summary.page-doi-tac-vn188__faq-question:hover {
  background: #f5f5f5;
}
.page-doi-tac-vn188__faq-qtext {
  flex: 1;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: #333333;
}
.page-doi-tac-vn188__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #666;
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}
details.page-doi-tac-vn188__faq-item .page-doi-tac-vn188__faq-answer {
  padding: 0 20px 20px;
  background: #f9f9f9;
  border-radius: 0 0 5px 5px;
  color: #555555;
}
.page-doi-tac-vn188__faq-answer p {
  margin-bottom: 0;
}


/* Responsive Styles */
@media (max-width: 1024px) {
  .page-doi-tac-vn188__hero-content {
    padding: 10px 15px 0;
  }

  .page-doi-tac-vn188__container {
    padding: 0 15px;
  }

  .page-doi-tac-vn188__content-wrapper {
    gap: 30px;
  }

  .page-doi-tac-vn188__benefits-grid,
  .page-doi-tac-vn188__features-grid,
  .page-doi-tac-vn188__process-grid {
    gap: 20px;
  }

  .page-doi-tac-vn188__section {
    padding: 40px 0;
  }

  .page-doi-tac-vn188__section-title {
    margin-bottom: 30px;
  }
  
  .page-doi-tac-vn188__cta-section {
    padding: 30px;
  }
}

@media (max-width: 768px) {
  /* Top text / Hero Section adjustments */
  .page-doi-tac-vn188__hero-content {
    padding: 10px 15px 0; /* Small top padding */
  }

  .page-doi-tac-vn188__main-title {
    font-size: 2.2rem;
  }

  .page-doi-tac-vn188__lead-text {
    font-size: 1rem;
  }

  .page-doi-tac-vn188__section-title {
    font-size: 2rem;
    margin-bottom: 25px;
  }
  
  .page-doi-tac-vn188__sub-title {
    font-size: 1.5rem;
  }

  /* Layouts to single column */
  .page-doi-tac-vn188__content-wrapper {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-doi-tac-vn188__content-wrapper--reverse {
    grid-template-columns: 1fr; /* Ensures stacking */
  }
  .page-doi-tac-vn188__benefits-grid,
  .page-doi-tac-vn188__features-grid,
  .page-doi-tac-vn188__process-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  /* Images responsiveness */
  .page-doi-tac-vn188 img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-doi-tac-vn188__image-block,
  .page-doi-tac-vn188__image-block img {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

  /* Button responsiveness */
  .page-doi-tac-vn188__cta-button {
    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-doi-tac-vn188__cta-section {
    padding-left: 15px !important;
    padding-right: 15px !important;
  }

  /* Card and container padding */
  .page-doi-tac-vn188__benefit-card,
  .page-doi-tac-vn188__feature-card,
  .page-doi-tac-vn188__process-step,
  .page-doi-tac-vn188__requirements {
    padding: 25px;
  }
  
  .page-doi-tac-vn188__process-step .page-doi-tac-vn188__step-title {
    font-size: 1.2rem;
  }

  /* FAQ */
  details.page-doi-tac-vn188__faq-item summary.page-doi-tac-vn188__faq-question { padding: 15px; }
  .page-doi-tac-vn188__faq-qtext { font-size: 15px; }
  .page-doi-tac-vn188__faq-answer { padding: 0 15px 15px; }
}