/* style/support.css */
/* body đã padding-top: var(--header-offset)；trang này cấm viết lại biến đó */
.page-support {
  font-family: Arial, sans-serif;
  color: #333333; /* Dark text for light body background #F5F7FA */
  background-color: #F5F7FA; /* Ensure consistency with body background */
}

.page-support__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* Small top padding, body handles header offset */
  background-color: #ffffff;
  overflow: hidden; /* Ensure image does not overflow */
}

.page-support__hero-image {
  max-width: 100%;
  height: auto;
  display: block;
  margin-bottom: 30px; /* Space between image and content */
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-support__hero-content {
  max-width: 900px;
  margin: 0 auto;
  z-index: 1; /* Ensure content is above any potential background elements */
}

.page-support__main-title {
  font-size: clamp(2em, 4vw, 2.8em); /* Responsive font size */
  font-weight: 700;
  color: #E53935; /* Brand color for main title */
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-support__description {
  font-size: 1.1em;
  line-height: 1.6;
  margin-bottom: 30px;
  color: #333333;
}

.page-support__btn-primary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);
  color: #ffffff;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1em;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-support__btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

.page-support__faq-section {
  padding: 60px 20px;
  background-color: #F5F7FA; /* Background color for the section */
  color: #333333;
}

.page-support__container {
  max-width: 1200px;
  margin: 0 auto;
  box-sizing: border-box;
}

.page-support__section-title {
  font-size: 2.2em;
  font-weight: 700;
  color: #E53935;
  text-align: center;
  margin-bottom: 20px;
}

.page-support__section-intro {
  font-size: 1.1em;
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: #333333;
}

.page-support__faq-category {
  margin-bottom: 40px;
}

.page-support__category-title {
  font-size: 1.8em;
  font-weight: 600;
  color: #E53935;
  margin-bottom: 25px;
  border-bottom: 2px solid #FF5A4F;
  padding-bottom: 10px;
}

.page-support__faq-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.page-support__faq-item {
  background-color: #ffffff; /* Card BG: #FFFFFF */
  border: 1px solid #E0E0E0; /* Border: #E0E0E0 */
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  color: #333333;
}

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.1em;
  font-weight: 600;
  color: #333333;
  cursor: pointer;
  background-color: #f8f8f8;
  border-bottom: 1px solid #E0E0E0;
  transition: background-color 0.3s ease;
}

.page-support__faq-question:hover {
  background-color: #f0f0f0;
}

.page-support__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  color: #E53935;
  margin-left: 15px;
}

.page-support__faq-item[open] .page-support__faq-toggle {
  content: "−"; /* Change to minus when open */
}

.page-support__faq-answer {
  padding: 20px 25px;
  font-size: 1em;
  line-height: 1.6;
  color: #555555;
  padding-top: 0; /* Adjust padding for smooth transition */
}

.page-support__faq-answer p {
  margin-bottom: 15px;
}

.page-support__faq-answer a {
  margin-top: 10px;
}

.page-support__btn-secondary {
  display: inline-block;
  padding: 10px 20px;
  border-radius: 6px;
  background-color: #ffffff;
  color: #E53935;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95em;
  border: 2px solid #E53935;
  transition: background-color 0.2s ease, color 0.2s ease;
  cursor: pointer;
}

.page-support__btn-secondary:hover {
  background-color: #E53935;
  color: #ffffff;
}

.page-support__contact-section {
  padding: 80px 20px;
  background-color: #E53935; /* Main brand color for dark section */
  text-align: center;
  color: #ffffff; /* White text for dark background */
}

.page-support__section-title--light {
  color: #ffffff;
  margin-bottom: 25px;
}

.page-support__description--light {
  color: #f0f0f0;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 40px;
}

.page-support__btn-primary--large {
  padding: 18px 35px;
  font-size: 1.2em;
}

.page-support__contact-note--light {
  font-size: 0.9em;
  margin-top: 30px;
  color: #f0f0f0;
}

/* Responsive styles */
@media (max-width: 992px) {
  .page-support__hero-section {
    padding: 40px 15px;
  }
  .page-support__main-title {
    font-size: clamp(1.8em, 5vw, 2.5em);
  }
  .page-support__description {
    font-size: 1em;
  }
  .page-support__section-title {
    font-size: 2em;
  }
  .page-support__category-title {
    font-size: 1.6em;
  }
  .page-support__faq-question {
    font-size: 1em;
    padding: 15px 20px;
  }
  .page-support__faq-answer {
    padding: 15px 20px;
  }
}

@media (max-width: 768px) {
  /* Mobile mandatory image responsive */
  .page-support img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  .page-support__section,
  .page-support__card,
  .page-support__container,
  .page-support__hero-section,
  .page-support__faq-section,
  .page-support__contact-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-support__hero-section {
    padding-top: 10px !important; /* body handles header offset */
  }

  /* Mobile mandatory button responsive */
  .page-support__btn-primary,
  .page-support__btn-secondary,
  .page-support a[class*="button"],
  .page-support a[class*="btn"] {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    text-align: center;
  }
  .page-support__hero-content .page-support__btn-primary {
    margin: 0 auto; /* Center button if it takes full width */
  }
  .page-support__faq-answer .page-support__btn-secondary {
    margin-left: auto;
    margin-right: auto;
  }
  .page-support__contact-section .page-support__btn-primary {
    margin: 0 auto;
  }

  /* For multiple buttons in a row (if any, not explicitly here but good practice) */
  .page-support__button-group { /* Example if a group exists */
    flex-wrap: wrap !important;
    gap: 10px;
  }
}

@media (max-width: 480px) {
  .page-support__main-title {
    font-size: clamp(1.5em, 6vw, 2em);
  }
  .page-support__section-title {
    font-size: 1.8em;
  }
  .page-support__category-title {
    font-size: 1.4em;
  }
  .page-support__btn-primary {
    padding: 12px 25px;
    font-size: 1em;
  }
  .page-support__btn-primary--large {
    padding: 15px 30px;
    font-size: 1.1em;
  }
}