/* style/support.css */

/* Biến CSS */
:root {
  --page-support-primary-color: #004AAD;
  --page-support-secondary-color: #FFD700;
  --page-support-text-dark: #333;
  --page-support-text-light: #fff;
  --page-support-background-light: #f4f7f6;
  --page-support-background-dark: #003380;
  --page-support-border-color: #e0e0e0;
}

.page-support {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--page-support-text-dark);
  background-color: var(--page-support-background-light);
}

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

.page-support__hero {
  background: linear-gradient(135deg, var(--page-support-primary-color) 0%, var(--page-support-background-dark) 100%);
  color: var(--page-support-text-light);
  padding: 80px 0;
  text-align: center;
}

.page-support__hero-title {
  font-size: 3.2em;
  margin-bottom: 20px;
  color: var(--page-support-secondary-color);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-support__hero-description {
  font-size: 1.2em;
  max-width: 800px;
  margin: 0 auto 30px;
  opacity: 0.9;
}

.page-support__hero-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.page-support__button {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  cursor: pointer;
  font-size: 1.05em;
  text-align: center;
}

.page-support__button--primary {
  background-color: var(--page-support-secondary-color);
  color: var(--page-support-primary-color);
  border: 2px solid var(--page-support-secondary-color);
}

.page-support__button--primary:hover {
  background-color: #e6c200;
  border-color: #e6c200;
  transform: translateY(-2px);
}

.page-support__button--secondary {
  background-color: transparent;
  color: var(--page-support-secondary-color);
  border: 2px solid var(--page-support-secondary-color);
}

.page-support__button--secondary:hover {
  background-color: var(--page-support-secondary-color);
  color: var(--page-support-primary-color);
  transform: translateY(-2px);
}

.page-support__button--small {
  padding: 8px 18px;
  font-size: 0.9em;
  border-radius: 5px;
}

.page-support__button--large {
  padding: 15px 40px;
  font-size: 1.2em;
  border-radius: 10px;
}

.page-support__section-title {
  font-size: 2.5em;
  color: var(--page-support-primary-color);
  text-align: center;
  margin-bottom: 20px;
  padding-top: 60px;
  position: relative;
}

.page-support__section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background-color: var(--page-support-secondary-color);
  margin: 10px auto 0;
  border-radius: 2px;
}

.page-support__section-subtitle {
  font-size: 1.1em;
  text-align: center;
  max-width: 900px;
  margin: 0 auto 50px;
  color: #555;
}

.page-support__faq {
  padding: 40px 0 80px;
}

.page-support__faq-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.page-support__faq-item {
  background-color: #fff;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  transition: all 0.3s ease;
}

.page-support__faq-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.page-support__faq-question {
  font-size: 1.4em;
  color: var(--page-support-primary-color);
  padding: 20px 25px;
  margin: 0;
  cursor: pointer;
  background-color: #fcfcfc;
  border-bottom: 1px solid var(--page-support-border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.page-support__faq-question::after {
  content: '+';
  font-size: 1.5em;
  transition: transform 0.3s ease;
}

.page-support__faq-question.active::after {
  content: '-';
  transform: rotate(180deg);
}

.page-support__faq-answer {
  padding: 0 25px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease-out, padding 0.4s ease-out;
}

.page-support__faq-answer.active {
  max-height: 200px; /* Adjust as needed */
  padding: 20px 25px;
}

.page-support__faq-answer p {
  margin-bottom: 10px;
  color: #555;
}

.page-support__faq-answer a {
  color: var(--page-support-primary-color);
  text-decoration: none;
  font-weight: bold;
}

.page-support__faq-answer a:hover {
  text-decoration: underline;
}

.page-support__contact {
  background-color: var(--page-support-background-light);
  padding: 80px 0;
}

.page-support__contact-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-support__contact-card {
  background-color: #fff;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  padding: 30px;
  text-align: center;
  transition: all 0.3s ease;
}

.page-support__contact-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.page-support__contact-icon {
  width: 80px;
  height: 80px;
  margin-bottom: 20px;
  filter: drop-shadow(0 2px 5px rgba(0, 0, 0, 0.2));
}

.page-support__card-title {
  font-size: 1.8em;
  color: var(--page-support-primary-color);
  margin-bottom: 15px;
}

.page-support__contact-card p {
  color: #666;
  margin-bottom: 25px;
  min-height: 48px; /* Ensure consistent height */
}

.page-support__cta {
  background: var(--page-support-primary-color);
  color: var(--page-support-text-light);
  padding: 80px 0;
  text-align: center;
}

.page-support__cta-title {
  font-size: 2.8em;
  margin-bottom: 20px;
  color: var(--page-support-secondary-color);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-support__cta-description {
  font-size: 1.3em;
  max-width: 900px;
  margin: 0 auto 40px;
  opacity: 0.9;
}

/* Responsive Design */
@media (max-width: 768px) {
  .page-support__hero-title {
    font-size: 2.5em;
  }
  .page-support__hero-description {
    font-size: 1em;
  }
  .page-support__section-title {
    font-size: 2em;
  }
  .page-support__section-subtitle {
    font-size: 0.95em;
  }
  .page-support__faq-question {
    font-size: 1.2em;
  }
  .page-support__cta-title {
    font-size: 2.2em;
  }
  .page-support__cta-description {
    font-size: 1.1em;
  }
  .page-support__hero-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-support__button {
    width: 80%;
    margin: 0 auto;
  }
}

@media (max-width: 480px) {
  .page-support__hero-title {
    font-size: 2em;
  }
  .page-support__section-title {
    font-size: 1.8em;
  }
  .page-support__button {
    font-size: 0.9em;
    padding: 10px 20px;
  }
  .page-support__button--large {
    font-size: 1em;
    padding: 12px 30px;
  }
}