/* style/ng-k-tri-nghim.css */
.page-ng-k-tri-nghim {
  font-family: 'Arial', sans-serif;
  color: #E0E0E0;
  background-color: #1A202C;
  line-height: 1.6;
}

.page-ng-k-tri-nghim__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-ng-k-tri-nghim__section-title,
.page-ng-k-tri-nghim__hero-title,
.page-ng-k-tri-nghim__cta-title {
  color: #FFD700;
  text-align: center;
  margin-bottom: 20px;
  font-weight: bold;
}

.page-ng-k-tri-nghim__section-title {
  font-size: 2.5em;
  padding-top: 60px;
}

.page-ng-k-tri-nghim__section-description {
  text-align: center;
  font-size: 1.1em;
  margin-bottom: 40px;
  color: #B0B0B0;
}

.page-ng-k-tri-nghim__hero-section {
  background: linear-gradient(135deg, #1A202C 0%, #3a4a6b 100%);
  padding: 80px 0 40px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-ng-k-tri-nghim__hero-title {
  font-size: 3.5em;
  margin-bottom: 20px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  color: #FFD700;
}

.page-ng-k-tri-nghim__hero-subtitle {
  font-size: 1.3em;
  color: #E0E0E0;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-ng-k-tri-nghim__hero-image {
  width: 100%;
  max-width: 900px;
  height: auto;
  margin-top: 40px;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.page-ng-k-tri-nghim__btn {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.3s ease;
  font-size: 1.1em;
}

.page-ng-k-tri-nghim__btn--primary {
  background-color: #FFD700;
  color: #1A202C;
  border: none;
}

.page-ng-k-tri-nghim__btn--primary:hover {
  background-color: #e6c200;
  transform: translateY(-3px);
}

.page-ng-k-tri-nghim__btn--secondary {
  background-color: #333;
  color: #FFD700;
  border: 2px solid #FFD700;
}

.page-ng-k-tri-nghim__btn--secondary:hover {
  background-color: #FFD700;
  color: #1A202C;
  transform: translateY(-3px);
}

.page-ng-k-tri-nghim__btn--large {
  padding: 18px 40px;
  font-size: 1.2em;
}

.page-ng-k-tri-nghim__benefits-section,
.page-ng-k-tri-nghim__how-to-register-section,
.page-ng-k-tri-nghim__games-section,
.page-ng-k-tri-nghim__why-choose-section,
.page-ng-k-tri-nghim__faq-section,
.page-ng-k-tri-nghim__cta-section {
  padding: 60px 0;
}

.page-ng-k-tri-nghim__benefits-section {
  background-color: #1A202C;
}

.page-ng-k-tri-nghim__benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.page-ng-k-tri-nghim__benefit-item {
  background-color: #2A313C;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  text-align: center;
}

.page-ng-k-tri-nghim__benefit-title {
  color: #FFD700;
  font-size: 1.6em;
  margin-bottom: 15px;
}

.page-ng-k-tri-nghim__benefit-text {
  color: #C0C0C0;
  font-size: 0.95em;
}

.page-ng-k-tri-nghim__security-image {
  display: block;
  max-width: 800px;
  width: 100%;
  margin: 50px auto 0 auto;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.page-ng-k-tri-nghim__how-to-register-section {
  background-color: #222831;
}

.page-ng-k-tri-nghim__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.page-ng-k-tri-nghim__step-item {
  background-color: #2A313C;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  text-align: left;
  position: relative;
  padding-left: 80px;
}

.page-ng-k-tri-nghim__step-number {
  position: absolute;
  left: 30px;
  top: 30px;
  background-color: #FFD700;
  color: #1A202C;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5em;
  font-weight: bold;
}

.page-ng-k-tri-nghim__step-title {
  color: #FFD700;
  font-size: 1.5em;
  margin-bottom: 10px;
}

.page-ng-k-tri-nghim__step-text {
  color: #C0C0C0;
  font-size: 0.95em;
}

.page-ng-k-tri-nghim__steps-image {
  display: block;
  max-width: 900px;
  width: 100%;
  margin: 50px auto 0 auto;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.page-ng-k-tri-nghim__note-text {
  background-color: #2A313C;
  border-left: 5px solid #FFD700;
  padding: 20px;
  margin-top: 40px;
  border-radius: 5px;
  color: #E0E0E0;
  font-size: 0.95em;
}

.page-ng-k-tri-nghim__games-section {
  background-color: #1A202C;
}

.page-ng-k-tri-nghim__games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.page-ng-k-tri-nghim__game-category {
  background-color: #2A313C;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  text-align: center;
}

.page-ng-k-tri-nghim__game-title {
  color: #FFD700;
  font-size: 1.6em;
  margin-bottom: 15px;
}

.page-ng-k-tri-nghim__game-text {
  color: #C0C0C0;
  font-size: 0.95em;
}

.page-ng-k-tri-nghim__games-image {
  display: block;
  max-width: 900px;
  width: 100%;
  margin: 50px auto 0 auto;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.page-ng-k-tri-nghim__why-choose-section {
  background-color: #222831;
}

.page-ng-k-tri-nghim__why-choose-list {
  list-style: none;
  padding: 0;
  margin-top: 40px;
}

.page-ng-k-tri-nghim__why-choose-list li {
  background-color: #2A313C;
  margin-bottom: 15px;
  padding: 20px 30px;
  border-radius: 8px;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
  color: #E0E0E0;
  font-size: 1em;
  border-left: 4px solid #FFD700;
}

.page-ng-k-tri-nghim__why-choose-list li strong {
  color: #FFD700;
  font-size: 1.1em;
  display: block;
  margin-bottom: 5px;
}

.page-ng-k-tri-nghim__faq-section {
  background-color: #1A202C;
}

.page-ng-k-tri-nghim__faq-item {
  background-color: #2A313C;
  margin-bottom: 20px;
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

.page-ng-k-tri-nghim__faq-question {
  color: #FFD700;
  font-size: 1.3em;
  margin-bottom: 10px;
  cursor: pointer;
  position: relative;
  padding-right: 30px;
}

.page-ng-k-tri-nghim__faq-answer {
  color: #C0C0C0;
  font-size: 0.95em;
  display: block;
}

.page-ng-k-tri-nghim__cta-section {
  background: linear-gradient(135deg, #FFD700 0%, #e6c200 100%);
  padding: 80px 0;
  text-align: center;
  color: #1A202C;
}

.page-ng-k-tri-nghim__cta-title {
  color: #1A202C;
  font-size: 3em;
  margin-bottom: 20px;
  text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.3);
}

.page-ng-k-tri-nghim__cta-description {
  font-size: 1.2em;
  max-width: 900px;
  margin: 0 auto 40px auto;
  color: #333;
}

.page-ng-k-tri-nghim__cta-small-text {
  margin-top: 30px;
  font-size: 1em;
  color: #333;
}

.page-ng-k-tri-nghim__login-link {
  color: #1A202C;
  font-weight: bold;
  text-decoration: underline;
}

.page-ng-k-tri-nghim__login-link:hover {
  color: #000;
}

/* Responsive adjustments */
@media (max-width: 992px) {
  .page-ng-k-tri-nghim__hero-title {
    font-size: 2.8em;
  }
  .page-ng-k-tri-nghim__section-title {
    font-size: 2em;
  }
  .page-ng-k-tri-nghim__cta-title {
    font-size: 2.5em;
  }
  .page-ng-k-tri-nghim__benefits-grid,
  .page-ng-k-tri-nghim__steps-grid,
  .page-ng-k-tri-nghim__games-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .page-ng-k-tri-nghim__hero-title {
    font-size: 2.2em;
  }
  .page-ng-k-tri-nghim__hero-subtitle {
    font-size: 1.1em;
  }
  .page-ng-k-tri-nghim__section-title {
    font-size: 1.8em;
  }
  .page-ng-k-tri-nghim__cta-title {
    font-size: 2em;
  }
  .page-ng-k-tri-nghim__btn {
    padding: 12px 25px;
    font-size: 1em;
  }
  .page-ng-k-tri-nghim__btn--large {
    padding: 15px 35px;
    font-size: 1.1em;
  }
  .page-ng-k-tri-nghim__benefits-grid,
  .page-ng-k-tri-nghim__steps-grid,
  .page-ng-k-tri-nghim__games-grid {
    grid-template-columns: 1fr;
  }
  .page-ng-k-tri-nghim__step-item {
    padding-left: 60px;
  }
  .page-ng-k-tri-nghim__step-number {
    left: 20px;
    width: 35px;
    height: 35px;
    font-size: 1.3em;
  }
  .page-ng-k-tri-nghim__why-choose-list li {
    font-size: 0.9em;
  }
  .page-ng-k-tri-nghim__faq-question {
    font-size: 1.1em;
  }
  .page-ng-k-tri-nghim__faq-answer {
    font-size: 0.9em;
  }
  .page-ng-k-tri-nghim__note-text {
    font-size: 0.85em;
  }
}

@media (max-width: 480px) {
  .page-ng-k-tri-nghim__hero-title {
    font-size: 1.8em;
  }
  .page-ng-k-tri-nghim__hero-subtitle {
    font-size: 0.9em;
  }
  .page-ng-k-tri-nghim__section-title {
    font-size: 1.5em;
  }
  .page-ng-k-tri-nghim__cta-title {
    font-size: 1.8em;
  }
  .page-ng-k-tri-nghim__btn {
    padding: 10px 20px;
    font-size: 0.9em;
  }
  .page-ng-k-tri-nghim__btn--large {
    padding: 12px 25px;
    font-size: 1em;
  }
  .page-ng-k-tri-nghim__step-item {
    padding-left: 50px;
  }
  .page-ng-k-tri-nghim__step-number {
    left: 15px;
    width: 30px;
    height: 30px;
    font-size: 1.2em;
  }
  .page-ng-k-tri-nghim__why-choose-list li {
    font-size: 0.85em;
  }
}