/* style/index-gioi-thieu-33win9.css */

:root {
  --primary-color: #2F6BFF;
  --secondary-color: #6FA3FF;
  --button-gradient: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
  --card-bg: #FFFFFF;
  --page-bg: #F4F7FB;
  --text-main: #1F2D3D;
  --text-black: #000000;
  --border-color: #D6E2FF;
  --glow-color: #A5C4FF;
}

.page-index-gioi-thieu-33win9 {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-main); /* Dark text on light background */
  background-color: var(--page-bg);
}

.page-index-gioi-thieu-33win9__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-index-gioi-thieu-33win9__hero-section {
  padding-top: 10px; /* Small top padding, body handles header offset */
  padding-bottom: 60px;
  background-color: var(--primary-color);
  color: #ffffff;
  text-align: center;
}

.page-index-gioi-thieu-33win9__main-title {
  font-size: 2.8em;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  color: #ffffff;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-index-gioi-thieu-33win9__description {
  font-size: 1.1em;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-index-gioi-thieu-33win9__cta-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-index-gioi-thieu-33win9__btn-primary,
.page-index-gioi-thieu-33win9__btn-secondary {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 8px;
  font-size: 1.05em;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-index-gioi-thieu-33win9__btn-primary {
  background: var(--button-gradient);
  color: #ffffff;
  border: 2px solid transparent;
}

.page-index-gioi-thieu-33win9__btn-primary:hover {
  background: var(--secondary-color);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-index-gioi-thieu-33win9__btn-secondary {
  background: #ffffff;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.page-index-gioi-thieu-33win9__btn-secondary:hover {
  background: var(--primary-color);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-index-gioi-thieu-33win9__content-wrapper {
  padding: 60px 0;
  background-color: var(--page-bg);
}

.page-index-gioi-thieu-33win9__article-wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
  background-color: var(--card-bg);
  border-radius: 12px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
  padding: 40px;
  box-sizing: border-box;
}

.page-index-gioi-thieu-33win9__section {
  margin-bottom: 40px;
}

.page-index-gioi-thieu-33win9__heading {
  font-size: 2em;
  color: var(--primary-color);
  margin-bottom: 20px;
  font-weight: 700;
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 10px;
}

.page-index-gioi-thieu-33win9__sub-heading {
  font-size: 1.4em;
  color: var(--text-black);
  margin-top: 25px;
  margin-bottom: 15px;
  font-weight: 600;
}

.page-index-gioi-thieu-33win9__text-block p {
  margin-bottom: 15px;
  color: var(--text-main);
}

.page-index-gioi-thieu-33win9__text-block ul {
  list-style-type: disc;
  margin-left: 25px;
  margin-bottom: 15px;
  color: var(--text-main);
}

.page-index-gioi-thieu-33win9__text-block li {
  margin-bottom: 8px;
  color: var(--text-main);
}

.page-index-gioi-thieu-33win9__text-block strong {
  color: var(--primary-color);
}

.page-index-gioi-thieu-33win9__image-figure {
  margin: 30px 0;
  text-align: center;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-index-gioi-thieu-33win9__image-figure img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}

.page-index-gioi-thieu-33win9__figcaption {
  font-size: 0.9em;
  color: #666;
  padding: 10px 15px;
  background-color: #f9f9f9;
  border-top: 1px solid #eee;
}

.page-index-gioi-thieu-33win9__promo-box {
  background-color: #e6f0ff;
  border: 1px solid var(--border-color);
  border-left: 5px solid var(--primary-color);
  padding: 25px;
  border-radius: 8px;
  margin-top: 30px;
  text-align: center;
}

.page-index-gioi-thieu-33win9__promo-title {
  font-size: 1.5em;
  color: var(--primary-color);
  margin-bottom: 15px;
}

.page-index-gioi-thieu-33win9__promo-box p {
  margin-bottom: 20px;
  color: var(--text-main);
}

.page-index-gioi-thieu-33win9__cta-buttons--bottom {
  margin-top: 40px;
  border-top: 1px solid var(--border-color);
  padding-top: 30px;
}

/* --- Responsive Styles --- */

@media (max-width: 1024px) {
  .page-index-gioi-thieu-33win9__main-title {
    font-size: 2.5em;
  }
  .page-index-gioi-thieu-33win9__description {
    font-size: 1em;
  }
  .page-index-gioi-thieu-33win9__article-wrap {
    padding: 30px;
  }
  .page-index-gioi-thieu-33win9__heading {
    font-size: 1.8em;
  }
  .page-index-gioi-thieu-33win9__sub-heading {
    font-size: 1.3em;
  }
}

@media (max-width: 768px) {
  /* 1. Top section (padding, CTA buttons arrangement) */
  .page-index-gioi-thieu-33win9__hero-section {
    padding-top: 10px !important; /* Rely on body padding-top from shared.css, small local top padding */
    padding-bottom: 40px;
  }
  .page-index-gioi-thieu-33win9__main-title {
    font-size: 2em;
    padding: 0 10px;
  }
  .page-index-gioi-thieu-33win9__description {
    font-size: 0.95em;
    padding: 0 15px;
  }
  .page-index-gioi-thieu-33win9__cta-buttons {
    flex-direction: column; /* Stack buttons vertically */
    gap: 10px;
    padding: 0 15px;
  }
  .page-index-gioi-thieu-33win9__btn-primary,
  .page-index-gioi-thieu-33win9__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 15px;
    font-size: 1em;
    white-space: normal !important;
    word-wrap: break-word !important;
  }
  
  /* 2. Single-column long article containers (padding, font-size, max-width) */
  .page-index-gioi-thieu-33win9__content-wrapper {
    padding: 40px 0;
  }
  .page-index-gioi-thieu-33win9__article-wrap {
    padding: 20px;
    border-radius: 0;
    box-shadow: none;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-index-gioi-thieu-33win9__section {
    margin-bottom: 30px;
  }
  .page-index-gioi-thieu-33win9__heading {
    font-size: 1.5em;
    padding-bottom: 8px;
  }
  .page-index-gioi-thieu-33win9__sub-heading {
    font-size: 1.2em;
    margin-top: 20px;
    margin-bottom: 10px;
  }
  .page-index-gioi-thieu-33win9__text-block p,
  .page-index-gioi-thieu-33win9__text-block li {
    font-size: 0.95em;
  }
  .page-index-gioi-thieu-33win9__promo-box {
    padding: 20px;
  }
  .page-index-gioi-thieu-33win9__promo-title {
    font-size: 1.3em;
  }

  /* 3. Generic images and figures (max-width: 100%) */
  .page-index-gioi-thieu-33win9 img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  .page-index-gioi-thieu-33win9__image-figure {
    margin: 20px 0;
  }
  .page-index-gioi-thieu-33win9__figcaption {
    font-size: 0.85em;
  }
  
  /* 4. Buttons and button containers (max-width: 100%, flex wrap) - already covered above */
  .page-index-gioi-thieu-33win9__cta-buttons--bottom {
    flex-direction: column;
    gap: 10px;
    padding-top: 20px;
  }
  
  /* 5. Registration tutorial (not applicable as a distinct section, general content rules apply) */
  /* All content containers should also have padding to prevent edge-to-edge content */
  .page-index-gioi-thieu-33win9__content-wrapper .page-index-gioi-thieu-33win9__container {
    padding-left: 15px;
    padding-right: 15px;
  }
}