/* style/support.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này không cần lặp lại */

:root {
  --primary-color: #26A9E0;
  --secondary-color: #FFFFFF;
  --text-color-dark: #333333;
  --text-color-light: #ffffff;
  --bg-color-light: #f8f9fa;
  --bg-color-white: #ffffff;
  --login-color: #EA7C07;
}

.page-support {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-color-dark);
  background-color: var(--bg-color-white); /* Mặc định cho nội dung chính */
}

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

.page-support__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 0 60px 0; /* Padding-top nhỏ, body đã có padding-top */
  background-color: var(--primary-color);
  color: var(--text-color-light);
  text-align: center;
}

.page-support__hero-image-wrapper {
  width: 100%;
  max-height: 500px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-support__hero-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.page-support__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  padding: 40px 20px;
  background-color: rgba(0, 0, 0, 0.4); /* Lớp phủ để chữ dễ đọc hơn */
  margin-top: -80px; /* Di chuyển lên trên ảnh một chút */
  border-radius: 8px;
}

.page-support__main-title {
  font-size: clamp(2em, 3.5vw, 3.5em);
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--secondary-color);
  line-height: 1.2;
}

.page-support__description {
  font-size: 1.1em;
  margin-bottom: 30px;
  color: var(--secondary-color);
}

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

.page-support__btn-primary,
.page-support__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  box-sizing: border-box;
  white-space: normal; /* Cho phép xuống dòng */
  word-wrap: break-word; /* Cho phép xuống dòng */
}

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

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

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

.page-support__btn-secondary:hover {
  background-color: var(--secondary-color);
  color: var(--primary-color);
}

.page-support__section-title {
  font-size: 2.5em;
  font-weight: 700;
  text-align: center;
  margin-bottom: 20px;
  color: var(--primary-color);
}

.page-support__section-description {
  font-size: 1.1em;
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: var(--text-color-dark);
}

/* FAQ Section */
.page-support__faq-section {
  padding: 80px 0;
  background-color: var(--bg-color-light);
}

.page-support__faq-item {
  background-color: var(--bg-color-white);
  border-radius: 8px;
  margin-bottom: 15px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.2em;
  font-weight: bold;
  color: var(--text-color-dark);
  cursor: pointer;
  background-color: var(--secondary-color);
  border-bottom: 1px solid #eee;
}

.page-support__faq-question:hover {
  background-color: #f5f5f5;
}

.page-support__faq-item[open] .page-support__faq-question {
  background-color: #e6f7ff;
  color: var(--primary-color);
}

.page-support__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  color: var(--primary-color);
}

.page-support__faq-item[open] .page-support__faq-toggle {
  color: var(--primary-color);
}

.page-support__faq-answer {
  padding: 20px 25px;
  font-size: 1em;
  color: var(--text-color-dark);
  border-top: 1px solid #eee;
}

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

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

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

/* Details element specific styling for cross-browser consistency */
.page-support__faq-item summary {
  list-style: none;
}

.page-support__faq-item summary::-webkit-details-marker {
  display: none;
}

/* Contact Channels Section */
.page-support__contact-channels-section {
  padding: 80px 0;
  background-color: var(--bg-color-white);
}

.page-support__channels-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-support__channel-card {
  background-color: var(--bg-color-light);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-support__channel-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.page-support__channel-icon {
  width: 100%;
  max-width: 250px;
  height: auto;
  margin-bottom: 20px;
  border-radius: 8px;
  object-fit: cover;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-support__channel-title {
  font-size: 1.5em;
  font-weight: bold;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.page-support__channel-text {
  font-size: 1em;
  color: var(--text-color-dark);
  margin-bottom: 25px;
}

/* Responsible Gaming Section */
.page-support__responsible-gaming-section {
  padding: 80px 0;
  background-color: var(--primary-color);
  color: var(--text-color-light);
}

.page-support__responsible-gaming-section .page-support__section-title {
  color: var(--secondary-color);
}

.page-support__responsible-gaming-section .page-support__section-description {
  color: var(--secondary-color);
}

.page-support__responsible-list {
  list-style-type: disc;
  padding-left: 25px;
  max-width: 800px;
  margin: 40px auto;
  font-size: 1.1em;
}

.page-support__responsible-item {
  margin-bottom: 10px;
}

.page-support__responsible-gaming-section .page-support__btn-primary {
  background-color: var(--secondary-color);
  color: var(--primary-color);
  border-color: var(--secondary-color);
  display: block;
  width: fit-content;
  margin: 40px auto 0 auto;
}

.page-support__responsible-gaming-section .page-support__btn-primary:hover {
  background-color: #f0f0f0;
  border-color: #f0f0f0;
}

/* Quick Guides Section */
.page-support__quick-guides-section {
  padding: 80px 0;
  background-color: var(--bg-color-light);
}

.page-support__guides-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-support__guide-card {
  background-color: var(--bg-color-white);
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.page-support__guide-image {
  width: 100%;
  height: 250px; /* Chiều cao cố định cho ảnh thẻ */
  object-fit: cover;
  display: block;
}

.page-support__guide-card h3 {
  padding: 20px 25px 0;
}

.page-support__guide-title {
  font-size: 1.3em;
  font-weight: bold;
  line-height: 1.4;
  min-height: 60px; /* Đảm bảo chiều cao tiêu đề nhất quán */
}

.page-support__guide-title a {
  color: var(--primary-color);
  text-decoration: none;
}

.page-support__guide-title a:hover {
  text-decoration: underline;
}

.page-support__guide-text {
  font-size: 0.95em;
  color: var(--text-color-dark);
  padding: 0 25px 25px;
}

.page-support__view-all-button {
  text-align: center;
  margin-top: 50px;
}

/* Responsive Design */
@media (max-width: 768px) {
  .page-support {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-support__container {
    padding: 0 15px !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-support__hero-section {
    padding: 10px 0 40px 0; /* Giảm padding trên mobile */
  }

  .page-support__hero-content {
    padding: 20px 15px;
    margin-top: -50px; /* Điều chỉnh vị trí trên mobile */
  }

  .page-support__main-title {
    font-size: clamp(1.8em, 7vw, 2.5em);
  }

  .page-support__description {
    font-size: 1em;
  }

  .page-support__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
  }

  .page-support__btn-primary,
  .page-support__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-support__section-title {
    font-size: 2em;
  }

  .page-support__section-description {
    font-size: 1em;
  }

  .page-support__faq-section,
  .page-support__contact-channels-section,
  .page-support__responsible-gaming-section,
  .page-support__quick-guides-section {
    padding: 40px 0;
  }

  .page-support__faq-question {
    font-size: 1.1em;
    padding: 15px 20px;
  }

  .page-support__faq-answer {
    padding: 15px 20px;
  }

  .page-support__channels-grid,
  .page-support__guides-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-support__channel-card,
  .page-support__guide-card {
    padding: 20px;
  }

  .page-support__channel-icon,
  .page-support__guide-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-support__responsible-list {
    padding-left: 20px;
    font-size: 1em;
  }
}

/* Đảm bảo hình ảnh và video không tràn */
.page-support img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-support__video-section,
.page-support__video-container,
.page-support__video-wrapper {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

@media (max-width: 768px) {
  .page-support img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-support__section,
  .page-support__card,
  .page-support__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-support__video-section {
    padding-top: 10px !important; /* body đã承担 --header-offset，此处禁止 var(--header-offset) */
  }

  .page-support video,
  .page-support__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-support__video-section,
  .page-support__video-container,
  .page-support__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }
  
  .page-support__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-support__cta-button,
  .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;
    padding-left: 15px;
    padding-right: 15px;
  }
  
  .page-support__cta-buttons,
  .page-support__button-group,
  .page-support__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
  }
  
  .page-support__cta-buttons {
    display: flex;
    flex-direction: column;
  }
}