.page-blog-u888-code-invalid-troubleshooting {
  --primary-color: #11A84E;
  --secondary-color: #22C768;
  --card-bg-color: #11271B;
  --background-color: #08160F;
  --text-main-color: #F2FFF6;
  --text-secondary-color: #A7D9B8;
  --border-color: #2E7A4E;
  --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --glow-color: #57E38D;
  --gold-color: #F2C14E;
  --divider-color: #1E3A2A;
  --deep-green-color: #0A4B2C;

  color: var(--text-main-color); /* Assuming body background is dark from shared.css */
  background-color: var(--background-color);
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

.page-blog-u888-code-invalid-troubleshooting__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-blog-u888-code-invalid-troubleshooting__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 10px; /* Small top padding as body handles --header-offset */
  padding-bottom: 40px;
  background-color: var(--deep-green-color);
  position: relative;
  overflow: hidden;
}

.page-blog-u888-code-invalid-troubleshooting__hero-image-wrapper {
  width: 100%;
  max-height: 600px;
  overflow: hidden;
}

.page-blog-u888-code-invalid-troubleshooting__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-blog-u888-code-invalid-troubleshooting__hero-content {
  text-align: center;
  padding: 30px 20px;
  max-width: 900px;
  margin-top: -80px; /* Overlap image slightly for design, but text is below */
  position: relative;
  z-index: 1;
  background-color: rgba(17, 39, 27, 0.8); /* Card BG with transparency */
  border-radius: 10px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color);
}

.page-blog-u888-code-invalid-troubleshooting__hero-title {
  font-weight: bold;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--gold-color);
  margin-bottom: 20px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-blog-u888-code-invalid-troubleshooting__hero-description {
  font-size: 1.1em;
  color: var(--text-secondary-color);
  margin-bottom: 30px;
}

.page-blog-u888-code-invalid-troubleshooting__cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 15px;
}

.page-blog-u888-code-invalid-troubleshooting__btn-primary,
.page-blog-u888-code-invalid-troubleshooting__btn-secondary,
.page-blog-u888-code-invalid-troubleshooting__btn-tertiary {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-blog-u888-code-invalid-troubleshooting__btn-primary {
  background: var(--button-gradient);
  color: var(--text-main-color);
  border: 2px solid var(--primary-color);
}

.page-blog-u888-code-invalid-troubleshooting__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(42, 209, 111, 0.4);
}

.page-blog-u888-code-invalid-troubleshooting__btn-secondary {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.page-blog-u888-code-invalid-troubleshooting__btn-secondary:hover {
  background: var(--primary-color);
  color: var(--text-main-color);
  transform: translateY(-2px);
}

.page-blog-u888-code-invalid-troubleshooting__btn-tertiary {
  background: var(--gold-color);
  color: var(--background-color);
  border: 2px solid var(--gold-color);
}

.page-blog-u888-code-invalid-troubleshooting__btn-tertiary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(242, 193, 78, 0.4);
}

.page-blog-u888-code-invalid-troubleshooting__section-title {
  font-size: 2.2em;
  color: var(--gold-color);
  text-align: center;
  margin-bottom: 40px;
  font-weight: bold;
}

.page-blog-u888-code-invalid-troubleshooting__subtitle {
  font-size: 1.8em;
  color: var(--primary-color);
  margin-top: 30px;
  margin-bottom: 20px;
  font-weight: bold;
}

.page-blog-u888-code-invalid-troubleshooting__text-block {
  font-size: 1.05em;
  margin-bottom: 20px;
  color: var(--text-secondary-color);
}

.page-blog-u888-code-invalid-troubleshooting__image-inline {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 30px auto;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog-u888-code-invalid-troubleshooting__list {
  list-style-type: disc;
  margin-left: 20px;
  margin-bottom: 20px;
  color: var(--text-secondary-color);
}

.page-blog-u888-code-invalid-troubleshooting__list-item {
  margin-bottom: 10px;
  line-height: 1.8;
}

.page-blog-u888-code-invalid-troubleshooting__dark-bg {
  background-color: var(--card-bg-color);
  color: var(--text-main-color);
  padding: 60px 0;
}

.page-blog-u888-code-invalid-troubleshooting__dark-section {
  background-color: var(--deep-green-color);
  color: var(--text-main-color);
  padding: 60px 0;
}

.page-blog-u888-code-invalid-troubleshooting__solution-card {
  background-color: var(--card-bg-color);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 25px;
  margin-bottom: 20px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog-u888-code-invalid-troubleshooting__card-title {
  font-size: 1.4em;
  color: var(--gold-color);
  margin-bottom: 10px;
  font-weight: bold;
}

.page-blog-u888-code-invalid-troubleshooting__card-text {
  color: var(--text-secondary-color);
  font-size: 1em;
}

.page-blog-u888-code-invalid-troubleshooting__step-card {
  display: flex;
  align-items: flex-start;
  background-color: var(--card-bg-color);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 25px;
  margin-bottom: 20px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  gap: 20px;
}

.page-blog-u888-code-invalid-troubleshooting__step-number {
  background: var(--button-gradient);
  color: var(--text-main-color);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1.5em;
  font-weight: bold;
  flex-shrink: 0;
}

.page-blog-u888-code-invalid-troubleshooting__faq-list {
  margin-top: 30px;
}

.page-blog-u888-code-invalid-troubleshooting__faq-item {
  background-color: var(--card-bg-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-blog-u888-code-invalid-troubleshooting__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  font-weight: bold;
  color: var(--gold-color);
  font-size: 1.1em;
  user-select: none;
  list-style: none; /* For details/summary */
}

.page-blog-u888-code-invalid-troubleshooting__faq-question::-webkit-details-marker {
  display: none;
}

.page-blog-u888-code-invalid-troubleshooting__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  transition: transform 0.3s ease;
}

.page-blog-u888-code-invalid-troubleshooting__faq-item[open] .page-blog-u888-code-invalid-troubleshooting__faq-toggle {
  transform: rotate(45deg);
}

.page-blog-u888-code-invalid-troubleshooting__faq-answer {
  padding: 0 25px 20px;
  color: var(--text-secondary-color);
  font-size: 1em;
  line-height: 1.7;
}

.page-blog-u888-code-invalid-troubleshooting__faq-answer p {
  margin-bottom: 10px;
}

.page-blog-u888-code-invalid-troubleshooting__features-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
  list-style: none;
  padding: 0;
}

.page-blog-u888-code-invalid-troubleshooting__features-item {
  background-color: var(--card-bg-color);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-blog-u888-code-invalid-troubleshooting__feature-icon {
  width: 60px;
  height: 60px;
  margin-bottom: 15px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-blog-u888-code-invalid-troubleshooting__feature-title {
  font-size: 1.3em;
  color: var(--gold-color);
  margin-bottom: 10px;
  font-weight: bold;
}

.page-blog-u888-code-invalid-troubleshooting__feature-text {
  color: var(--text-secondary-color);
  font-size: 0.95em;
}

.page-blog-u888-code-invalid-troubleshooting__cta-wrapper {
  text-align: center;
  margin-top: 50px;
}

/* General image responsiveness */
.page-blog-u888-code-invalid-troubleshooting img {
  max-width: 100%;
  height: auto;
  display: block;
  min-width: 200px; /* Enforce minimum size */
  min-height: 200px; /* Enforce minimum size */
}

/* Mobile responsiveness */
@media (max-width: 768px) {
  .page-blog-u888-code-invalid-troubleshooting {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-blog-u888-code-invalid-troubleshooting__container,
  .page-blog-u888-code-invalid-troubleshooting__hero-content {
    padding-left: 15px !important;
    padding-right: 15px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-blog-u888-code-invalid-troubleshooting__hero-section {
    padding-top: 10px !important;
    padding-bottom: 20px;
  }

  .page-blog-u888-code-invalid-troubleshooting__hero-content {
    margin-top: -50px; /* Adjust overlap for mobile */
    padding: 20px 15px;
  }

  .page-blog-u888-code-invalid-troubleshooting__hero-title {
    font-size: 1.8em;
  }

  .page-blog-u888-code-invalid-troubleshooting__section-title {
    font-size: 1.8em;
    margin-bottom: 30px;
  }

  .page-blog-u888-code-invalid-troubleshooting__subtitle {
    font-size: 1.5em;
  }

  .page-blog-u888-code-invalid-troubleshooting__cta-buttons {
    flex-direction: column;
    gap: 10px;
  }

  .page-blog-u888-code-invalid-troubleshooting__btn-primary,
  .page-blog-u888-code-invalid-troubleshooting__btn-secondary,
  .page-blog-u888-code-invalid-troubleshooting__btn-tertiary {
    width: 100% !important;
    padding-left: 15px !important;
    padding-right: 15px !important;
  }

  .page-blog-u888-code-invalid-troubleshooting img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    min-width: 200px !important;
    min-height: 200px !important;
  }

  .page-blog-u888-code-invalid-troubleshooting__features-list {
    grid-template-columns: 1fr;
  }

  .page-blog-u888-code-invalid-troubleshooting__step-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .page-blog-u888-code-invalid-troubleshooting__step-number {
    margin-bottom: 15px;
  }

  .page-blog-u888-code-invalid-troubleshooting__faq-question {
    padding: 15px 20px;
    font-size: 1em;
  }

  .page-blog-u888-code-invalid-troubleshooting__faq-answer {
    padding: 0 20px 15px;
  }
}