/* style/support.css */
/* body đã padding-top: var(--header-offset)；trang này không được viết lại biến đó */

:root {
  --primary-color: #2F6BFF;
  --secondary-color: #6FA3FF;
  --text-main-color: #1F2D3D;
  --text-dark-color: #000000;
  --background-color-card: #FFFFFF;
  --background-color-page: #F4F7FB;
  --border-color: #D6E2FF;
  --glow-color: #A5C4FF;
  --button-gradient: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
}

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

.page-support__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 60px 20px;
  padding-top: 10px; /* Nhỏ thôi, body đã có padding-top */
  background-color: var(--background-color-page);
  text-align: center;
}

.page-support__hero-image {
  width: 100%;
  height: auto;
  max-width: 1200px;
  border-radius: 12px;
  object-fit: cover;
  margin-bottom: 30px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.page-support__hero-content {
  max-width: 900px;
  margin: 0 auto;
  z-index: 1;
  color: var(--text-main-color);
}

.page-support__main-title {
  font-size: clamp(2em, 4vw, 2.8em);
  font-weight: 700;
  color: var(--text-dark-color);
  margin-bottom: 20px;
  line-height: 1.2;
}

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

.page-support__highlight {
  color: var(--primary-color);
  font-weight: 600;
}

.page-support__cta-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-support__cta-buttons--center {
  margin-top: 40px;
  margin-bottom: 40px;
}

.page-support__btn-primary,
.page-support__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.05em;
  transition: all 0.3s ease;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  min-width: 180px;
}

.page-support__btn-primary {
  background: var(--button-gradient);
  color: #ffffff;
  border: 2px solid transparent;
  box-shadow: 0 4px 15px rgba(47, 107, 255, 0.3);
}

.page-support__btn-primary:hover {
  box-shadow: 0 6px 20px rgba(47, 107, 255, 0.5);
  transform: translateY(-2px);
}

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

.page-support__btn-secondary:hover {
  background: var(--primary-color);
  color: #ffffff;
  transform: translateY(-2px);
}

.page-support__content-area {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  background-color: var(--background-color-card);
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  margin-bottom: 30px;
}

.page-support__section-title {
  font-size: 2.2em;
  font-weight: 700;
  color: var(--text-dark-color);
  margin-bottom: 30px;
  text-align: center;
  padding-bottom: 15px;
  position: relative;
}

.page-support__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: var(--primary-color);
  border-radius: 2px;
}

.page-support__sub-title {
  font-size: 1.6em;
  font-weight: 600;
  color: var(--text-dark-color);
  margin-top: 30px;
  margin-bottom: 15px;
}

.page-support__text-block p {
  margin-bottom: 15px;
  color: var(--text-main-color);
}

.page-support__text-block strong {
  color: var(--primary-color);
}

.page-support__link {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
}

.page-support__link:hover {
  text-decoration: underline;
}

.page-support__grid-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  margin-top: 30px;
}

.page-support__grid-container--reverse {
  grid-template-columns: 1fr 1fr;
}

.page-support__image-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-support__image-content {
  width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  object-fit: cover;
  min-width: 200px;
  min-height: 200px;
}

.page-support__ordered-list,
.page-support__unordered-list {
  margin-left: 20px;
  margin-bottom: 15px;
  color: var(--text-main-color);
}

.page-support__ordered-list li,
.page-support__unordered-list li {
  margin-bottom: 8px;
}

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

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

.page-support__game-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.page-support__game-card-image {
  width: 100%;
  height: 200px; /* Fixed height for consistency */
  object-fit: cover;
  margin-bottom: 15px;
  min-width: 200px;
  min-height: 200px;
}

.page-support__game-card-title {
  font-size: 1.4em;
  font-weight: 600;
  color: var(--text-dark-color);
  margin-bottom: 10px;
  padding: 0 15px;
}

.page-support__game-card-title a {
  color: var(--text-dark-color);
  text-decoration: none;
}

.page-support__game-card-title a:hover {
  color: var(--primary-color);
}

.page-support__game-card-description {
  font-size: 0.95em;
  color: var(--text-main-color);
  padding: 0 15px 20px;
}

.page-support__faq-list {
  margin-top: 30px;
}

.page-support__faq-item {
  background-color: var(--background-color-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.page-support__faq-item summary {
  list-style: none;
}

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

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.15em;
  font-weight: 600;
  color: var(--text-dark-color);
  cursor: pointer;
  background-color: #f8faff;
  border-bottom: 1px solid var(--border-color);
}

.page-support__faq-question:hover {
  background-color: #eef2ff;
}

.page-support__faq-qtext {
  flex-grow: 1;
}

.page-support__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 15px;
  color: var(--primary-color);
}

.page-support__faq-item[open] .page-support__faq-question {
  border-bottom-color: transparent;
}

.page-support__faq-item[open] .page-support__faq-toggle {
  transform: rotate(45deg);
}

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

/* Responsive Design */
@media (max-width: 1024px) {
  .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__sub-title {
    font-size: 1.4em;
  }

  .page-support__grid-container {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .page-support__grid-container--reverse {
    grid-template-columns: 1fr;
  }

  .page-support__image-wrapper {
    order: -1; /* Image first on smaller screens for reverse grid */
  }

  .page-support__game-cards-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
}

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

  .page-support__hero-section {
    padding: 20px 15px;
    padding-top: 10px !important; /* body đã承担 --header-offset */
  }

  .page-support__hero-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-support__main-title {
    font-size: clamp(1.6em, 6vw, 2.2em);
  }

  .page-support__description {
    font-size: 0.95em;
  }

  .page-support__cta-buttons {
    flex-direction: column;
    gap: 10px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden;
  }

  .page-support__btn-primary,
  .page-support__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 1em;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-support__content-area {
    padding: 20px 15px;
    margin-bottom: 20px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

  .page-support__section-title {
    font-size: 1.8em;
    margin-bottom: 20px;
  }

  .page-support__sub-title {
    font-size: 1.2em;
  }

  .page-support__image-content {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    min-width: 200px !important;
    min-height: 200px !important;
  }

  .page-support__game-cards-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-support__game-card-image {
    height: 180px;
  }

  .page-support__faq-question {
    padding: 15px 20px;
    font-size: 1em;
  }

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

  /* Ensure all img elements are responsive */
  .page-support img {
    max-width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  /* All containers for images, videos, buttons */
  .page-support__section,
  .page-support__card,
  .page-support__container,
  .page-support__image-wrapper,
  .page-support__video-container,
  .page-support__video-wrapper,
  .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;
    overflow: hidden !important;
  }
  .page-support__hero-content {
    padding-left: 15px;
    padding-right: 15px;
    box-sizing: border-box;
    max-width: 100%;
  }
}