/* style/faq.css */

/* Biến màu */
:root {
  --page-faq-primary-color: #26A9E0;
  --page-faq-secondary-color: #FFFFFF;
  --page-faq-login-color: #EA7C07;
  --page-faq-dark-text: #333333;
  --page-faq-light-text: #FFFFFF;
  --page-faq-background-light: #FFFFFF;
  --page-faq-background-dark: #1a1a1a; /* Giả định màu nền tối cho body */
  --page-faq-border-color: rgba(255, 255, 255, 0.1);
}

.page-faq {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--page-faq-light-text); /* Mặc định chữ trắng trên nền tối */
  background-color: var(--page-faq-background-dark); /* Nền tối cho toàn bộ trang */
}

.page-faq__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

/* Hero Section */
.page-faq__hero-section {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 500px;
  padding: 60px 20px;
  padding-top: var(--header-offset, 120px); /* Đảm bảo không bị header che */
  background-color: var(--page-faq-primary-color);
  color: var(--page-faq-light-text);
  overflow: hidden;
  text-align: center;
}

.page-faq__hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  z-index: 1;
}

.page-faq__hero-container {
  position: relative;
  z-index: 2;
  max-width: 900px;
}

.page-faq__hero-title {
  font-size: 3.2em;
  margin-bottom: 20px;
  color: var(--page-faq-light-text);
  line-height: 1.2;
}

.page-faq__hero-description {
  font-size: 1.2em;
  margin-bottom: 30px;
}

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

.page-faq__btn-primary,
.page-faq__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: all 0.3s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-faq__btn-primary {
  background-color: var(--page-faq-login-color);
  color: var(--page-faq-light-text);
  border: 2px solid var(--page-faq-login-color);
}

.page-faq__btn-primary:hover {
  background-color: #d16b06;
  border-color: #d16b06;
}

.page-faq__btn-secondary {
  background-color: transparent;
  color: var(--page-faq-light-text);
  border: 2px solid var(--page-faq-light-text);
}

.page-faq__btn-secondary:hover {
  background-color: var(--page-faq-light-text);
  color: var(--page-faq-primary-color);
}

/* Intro Section */
.page-faq__intro-section {
  background-color: var(--page-faq-background-light);
  padding: 80px 0;
  text-align: center;
  color: var(--page-faq-dark-text);
}

.page-faq__intro-heading {
  font-size: 2.5em;
  margin-bottom: 20px;
  color: var(--page-faq-primary-color);
}

.page-faq__intro-text {
  font-size: 1.1em;
  max-width: 800px;
  margin: 0 auto 40px auto;
}

.page-faq__intro-image {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

/* Main FAQ Content Area */
.page-faq__content-area {
  padding: 80px 0;
  background-color: var(--page-faq-background-dark);
  color: var(--page-faq-light-text);
}

.page-faq__main-heading {
  font-size: 2.8em;
  text-align: center;
  margin-bottom: 20px;
  color: var(--page-faq-light-text);
}

.page-faq__description-text {
  font-size: 1.1em;
  text-align: center;
  max-width: 900px;
  margin: 0 auto 50px auto;
  color: rgba(255, 255, 255, 0.8);
}

.page-faq__faq-list {
  display: grid;
  gap: 30px;
}

.page-faq__faq-category {
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-faq__category-title {
  font-size: 2em;
  color: var(--page-faq-primary-color);
  margin-bottom: 30px;
  text-align: center;
}

.page-faq__faq-item {
  border-bottom: 1px solid var(--page-faq-border-color);
  padding: 20px 0;
}

.page-faq__faq-item:last-child {
  border-bottom: none;
}

.page-faq__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.3em;
  font-weight: bold;
  color: var(--page-faq-light-text);
  cursor: pointer;
  padding: 10px 0;
  transition: color 0.3s ease;
}

.page-faq__faq-question:hover {
  color: var(--page-faq-primary-color);
}

.page-faq__faq-toggle {
  font-size: 1.5em;
  font-weight: normal;
  transition: transform 0.3s ease;
  margin-left: 15px;
}

.page-faq__faq-item.active .page-faq__faq-toggle {
  transform: rotate(45deg);
}

.page-faq__faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 15px;
  transition: max-height 0.3s ease, padding 0.3s ease;
  color: rgba(255, 255, 255, 0.7);
  font-size: 1.05em;
}

.page-faq__faq-item.active .page-faq__faq-answer {
  max-height: 1000px !important; /* Đảm bảo đủ cao cho mọi nội dung */
  padding: 15px 15px;
}

.page-faq__faq-answer p {
  margin-bottom: 15px;
  color: inherit;
}

.page-faq__faq-answer p:last-child {
  margin-bottom: 0;
}

.page-faq__inline-link {
  color: var(--page-faq-primary-color);
  text-decoration: underline;
}

.page-faq__inline-link:hover {
  color: #5ac4f3; /* Màu sáng hơn khi hover */
}

/* CTA Bottom Section */
.page-faq__cta-bottom {
  text-align: center;
  margin-top: 80px;
  background-color: rgba(255, 255, 255, 0.05);
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-faq__cta-heading {
  font-size: 2.2em;
  color: var(--page-faq-light-text);
  margin-bottom: 15px;
}

.page-faq__cta-text {
  font-size: 1.1em;
  max-width: 700px;
  margin: 0 auto 30px auto;
  color: rgba(255, 255, 255, 0.8);
}

.page-faq__btn-contact {
  background-color: var(--page-faq-primary-color);
  border-color: var(--page-faq-primary-color);
}

.page-faq__btn-contact:hover {
  background-color: #1f8ec7;
  border-color: #1f8ec7;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-faq__hero-title {
    font-size: 2.8em;
  }
  .page-faq__intro-heading {
    font-size: 2.2em;
  }
  .page-faq__main-heading {
    font-size: 2.4em;
  }
  .page-faq__category-title {
    font-size: 1.8em;
  }
  .page-faq__faq-question {
    font-size: 1.2em;
  }
  .page-faq__cta-heading {
    font-size: 2em;
  }
}

@media (max-width: 768px) {
  .page-faq__hero-section {
    min-height: 400px;
    padding-top: var(--header-offset, 120px) !important; /* Quan trọng cho di động */
  }
  .page-faq__hero-title {
    font-size: 2em;
  }
  .page-faq__hero-description {
    font-size: 1em;
  }
  .page-faq__hero-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-faq__btn-primary,
  .page-faq__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 1em;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-faq__intro-section,
  .page-faq__content-area {
    padding: 40px 0;
  }
  .page-faq__intro-heading {
    font-size: 1.8em;
  }
  .page-faq__main-heading {
    font-size: 2em;
  }
  .page-faq__description-text {
    font-size: 0.95em;
  }
  .page-faq__faq-category {
    padding: 20px;
  }
  .page-faq__category-title {
    font-size: 1.5em;
  }
  .page-faq__faq-question {
    font-size: 1.1em;
  }
  .page-faq__faq-answer {
    font-size: 0.95em;
    padding: 10px 15px;
  }
  .page-faq__faq-item.active .page-faq__faq-answer {
    padding: 10px 15px;
  }
  .page-faq__cta-bottom {
    margin-top: 40px;
    padding: 30px 20px;
  }
  .page-faq__cta-heading {
    font-size: 1.8em;
  }
  .page-faq__cta-text {
    font-size: 1em;
  }
  
  /* Responsive Images */
  .page-faq img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  .page-faq__section,
  .page-faq__card,
  .page-faq__container,
  .page-faq__hero-buttons {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-faq__hero-buttons {
    flex-direction: column;
    gap: 10px;
  }
  .page-faq__btn-primary,
  .page-faq__btn-secondary {
    margin-left: 0;
    margin-right: 0;
  }
}

@media (max-width: 480px) {
  .page-faq__hero-title {
    font-size: 1.8em;
  }
  .page-faq__intro-heading {
    font-size: 1.5em;
  }
  .page-faq__main-heading {
    font-size: 1.8em;
  }
  .page-faq__category-title {
    font-size: 1.3em;
  }
  .page-faq__faq-question {
    font-size: 1em;
  }
  .page-faq__cta-heading {
    font-size: 1.6em;
  }
}