/* FAQ Section — game_tgn_0028 detail page (detail-split-block style) */
.g28-detail-card .faq-section {
  margin: 0;
}

.g28-detail-card .faq-title {
  font-size: 1.15rem;
  color: var(--star-white);
  margin: 0 0 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  user-select: none;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: 0;
  box-shadow: none;
  transition: color var(--transition-fast, 0.18s ease);
  list-style: none;
}
.faq-title::-webkit-details-marker {
  display: none;
}


.g28-detail-card .faq-title:hover {
  color: var(--comet-cyan);
}

.g28-detail-card .faq-section:not([open]) .faq-title {
  margin-bottom: 0;
  list-style: none;
}

.g28-detail-card .faq-section-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  flex-shrink: 0;
  border-radius: 50%;
  border: 2px solid var(--star-white);
  background: var(--nebula-pink);
  box-shadow: 2px 2px 0 rgba(0,0,0,0.35);
  transition: background var(--transition-fast, 0.18s ease);
}

.g28-detail-card .faq-title:hover .faq-section-toggle {
  background: var(--comet-cyan);
}

.g28-detail-card .faq-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 0;
  background: transparent;
  border: none;
}

.g28-detail-card .faq-item {
  padding: 20px 0;
  border-top: 1px solid var(--line-soft);
}

.g28-detail-card .faq-item:first-child {
  border-top: none;
  padding-top: 4px;
}

.g28-detail-card .faq-question {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--star-white);
  margin-bottom: 8px;
  padding: 0;
  border: none;
  background: transparent;
}

.g28-detail-card .faq-answer {
  color: var(--ink-muted);
  line-height: 1.75;
  padding: 0;
  border: none;
}

.g28-detail-card .faq-answer a {
  color: var(--nebula-pink);
  font-weight: 600;
}

.g28-detail-card .faq-section-toggle .fa,
.g28-detail-card .faq-section-toggle .fa-chevron-right,
.g28-detail-card .faq-section-toggle i {
  display: block;
  flex-shrink: 0;
  width: 7px;
  height: 7px;
  border: none;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  background: transparent;
  transform: rotate(-45deg);
  transition: transform var(--transition-fast, 0.18s ease);
  font-size: 0 !important;
  line-height: 0 !important;
  overflow: visible;
  box-sizing: border-box;
}

.g28-detail-card .faq-section-toggle .fa::before,
.g28-detail-card .faq-section-toggle .fa-chevron-right::before,
.g28-detail-card .faq-section-toggle i::before {
  display: none !important;
  content: "" !important;
}

.g28-detail-card .faq-section[open] .faq-section-toggle .fa,
.g28-detail-card .faq-section[open] .faq-section-toggle .fa-chevron-right,
.g28-detail-card .faq-section[open] .faq-section-toggle i {
  transform: rotate(45deg);
}

.g28-detail-card .faq-title:hover .faq-section-toggle .fa,
.g28-detail-card .faq-title:hover .faq-section-toggle .fa-chevron-right,
.g28-detail-card .faq-title:hover .faq-section-toggle i {
  border-color: #fff;
}

.g28-detail-card .faq-answer p {
  margin: 0 0 10px;
}

.g28-detail-card .faq-answer p:last-child {
  margin-bottom: 0;
}

/* Mobile description collapse — base styles (theme via CSS variables in each template details.css) */
.description-toggle-btn {
  display: none;
}

@media (max-width: 768px) {
  .description-collapse-section {
    display: flex;
    flex-direction: column;
  }

  .description-collapse-section .description-text-wrap {
    position: relative;
    overflow: hidden;
    transition: max-height 0.35s ease;
    width: 100%;
  }

  .description-collapse-section .description-text-wrap.is-collapsed {
    max-height: var(--desc-collapse-height, 180px);
  }

  .description-collapse-section .description-text-wrap.is-expanded {
    max-height: 5000px;
  }

  .description-collapse-section .description-text-wrap.is-collapsed > * {
    border-bottom-left-radius: 0 !important;
    border-bottom-right-radius: 0 !important;
  }

  .description-collapse-section .description-text-wrap.is-collapsed > .container-game-description-text,
  .description-collapse-section .description-text-wrap.is-collapsed > .detail-section-body,
  .description-collapse-section .description-text-wrap.is-collapsed > .overview-text,
  .description-collapse-section .description-text-wrap.is-collapsed > .overview-panel-body,
  .description-collapse-section .description-text-wrap.is-collapsed > .rich-content,
  .description-collapse-section .description-text-wrap.is-collapsed > .description-rich,
  .description-collapse-section .description-text-wrap.is-collapsed > .game-description {
    border-bottom: none;
  }

  .description-collapse-section .description-text-wrap.is-collapsed::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: var(--desc-collapse-fade-height, 48px);
    pointer-events: none;
    background: linear-gradient(
      to bottom,
      var(--desc-collapse-fade-from, transparent),
      var(--desc-collapse-fade-to, var(--color-bg-secondary, var(--bg-card, var(--card-bg, var(--space-dark, #fff)))))
    );
  }

  .description-collapse-section .description-text-wrap.is-expanded::after {
    display: none;
  }

  .description-collapse-section .description-toggle-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    margin-top: 0;
    padding: var(--desc-collapse-btn-padding, 10px 14px);
    border: var(--desc-collapse-btn-border, 1px solid var(--color-border, rgba(255, 255, 255, 0.12)));
    border-top: var(--desc-collapse-btn-border-top, 1px solid rgba(0, 245, 255, 0.14));
    border-left: var(--desc-collapse-btn-accent-border, 4px solid var(--desc-collapse-btn-accent, var(--color-primary, var(--primary-color, #00f5ff))));
    border-radius: var(--desc-collapse-btn-radius, 0 0 var(--radius-lg, var(--g17-radius, 12px)) var(--radius-lg, var(--g17-radius, 12px)));
    background: var(--desc-collapse-btn-bg, linear-gradient(135deg, rgba(0, 245, 255, 0.07), rgba(255, 0, 255, 0.04)));
    color: var(--desc-collapse-btn-color, var(--color-primary-light, var(--color-primary, var(--primary-color, #7df9ff))));
    font-family: inherit;
    font-size: var(--desc-collapse-btn-font-size, 13px);
    font-weight: 600;
    letter-spacing: 0.02em;
    cursor: pointer;
    box-shadow: var(--desc-collapse-btn-shadow, inset 0 1px 0 rgba(255, 255, 255, 0.05));
    transition:
      background var(--transition-fast, 0.15s ease),
      border-color var(--transition-fast, 0.15s ease),
      color var(--transition-fast, 0.15s ease),
      box-shadow var(--transition-fast, 0.15s ease),
      transform var(--transition-fast, 0.15s ease);
  }

  .description-collapse-section .description-toggle-btn::after {
    content: '';
    flex-shrink: 0;
    width: 7px;
    height: 7px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg) translateY(-1px);
    transition: transform var(--transition-normal, 0.3s ease);
    opacity: 0.85;
  }

  .description-collapse-section .description-toggle-btn[aria-expanded='true'] {
    margin-top: 8px;
    border-radius: var(--desc-collapse-btn-radius-expanded, var(--radius-lg, var(--g17-radius, 12px)));
    border-top: var(--desc-collapse-btn-border, 1px solid var(--color-border, rgba(255, 255, 255, 0.12)));
  }

  .description-collapse-section .description-toggle-btn[aria-expanded='true']::after {
    transform: rotate(-135deg) translateY(1px);
  }

  .description-collapse-section .description-toggle-btn:hover,
  .description-collapse-section .description-toggle-btn:focus-visible {
    background: var(--desc-collapse-btn-bg-hover, linear-gradient(135deg, rgba(0, 245, 255, 0.12), rgba(255, 0, 255, 0.07)));
    border-color: var(--desc-collapse-btn-border-hover, rgba(0, 245, 255, 0.35));
    color: var(--desc-collapse-btn-color-hover, var(--desc-collapse-btn-accent, var(--color-primary, #00f5ff)));
    box-shadow: var(--desc-collapse-btn-shadow-hover, inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 0 14px rgba(0, 245, 255, 0.12));
    outline: none;
  }

  .description-collapse-section .description-toggle-btn[hidden] {
    display: none !important;
  }

  /* Pill variant (cute / rounded themes) */
  .description-collapse-section.desc-collapse--pill .description-toggle-btn {
    align-self: center;
    width: auto;
    min-width: 140px;
    margin-top: 8px;
    padding: 8px 20px;
    border: 2px solid var(--desc-collapse-btn-accent, var(--primary-color, #ff69b4));
    border-left: 2px solid var(--desc-collapse-btn-accent, var(--primary-color, #ff69b4));
    border-radius: 50px;
    background: var(--desc-collapse-btn-bg, #fff);
    color: var(--desc-collapse-btn-color, var(--secondary-color, #ff1493));
    box-shadow: var(--desc-collapse-btn-shadow, 0 2px 12px rgba(255, 105, 180, 0.22));
  }

  .description-collapse-section.desc-collapse--pill .description-toggle-btn::after {
    display: none;
  }

  .description-collapse-section.desc-collapse--pill .description-toggle-btn::before {
    content: '+';
    font-size: 14px;
    line-height: 1;
    font-weight: 700;
  }

  .description-collapse-section.desc-collapse--pill .description-toggle-btn[aria-expanded='true']::before {
    content: '−';
  }

  .description-collapse-section.desc-collapse--pill .description-toggle-btn:hover,
  .description-collapse-section.desc-collapse--pill .description-toggle-btn:focus-visible {
    background: var(--desc-collapse-btn-bg-hover, linear-gradient(45deg, var(--primary-color, #ff69b4), var(--secondary-color, #ff1493)));
    border-color: transparent;
    color: var(--desc-collapse-btn-color-hover, var(--light-text, #fff));
    transform: scale(1.04);
    box-shadow: var(--desc-collapse-btn-shadow-hover, 0 6px 18px rgba(255, 20, 147, 0.4));
  }

  /* Neo-brutalist variant */
  .description-collapse-section.desc-collapse--brutalist .description-toggle-btn {
    align-self: flex-start;
    width: auto;
    min-width: 120px;
    margin-top: 10px;
    padding: 10px 18px;
    border: var(--g17-border, var(--g23-border, 3px solid #1a1625));
    border-left: var(--g17-border, var(--g23-border, 3px solid #1a1625));
    border-radius: var(--g17-radius-sm, var(--g23-radius-sm, 8px));
    background: var(--desc-collapse-btn-bg, var(--nebula-pink, #ff5c47));
    color: var(--desc-collapse-btn-color, var(--star-white, #1a1625));
    box-shadow: var(--desc-collapse-btn-shadow, 3px 3px 0 #1a1625);
    font-weight: 800;
  }

  .description-collapse-section.desc-collapse--brutalist .description-toggle-btn::after {
    display: none;
  }

  .description-collapse-section.desc-collapse--brutalist .description-toggle-btn:hover,
  .description-collapse-section.desc-collapse--brutalist .description-toggle-btn:focus-visible {
    background: var(--desc-collapse-btn-bg-hover, var(--comet-cyan, #0d9488));
    transform: translate(1px, 1px);
    box-shadow: var(--desc-collapse-btn-shadow-hover, 2px 2px 0 #1a1625);
  }

  .description-collapse-section.desc-collapse--brutalist .description-toggle-btn[aria-expanded='true'] {
    border-radius: var(--g17-radius-sm, var(--g23-radius-sm, 8px));
  }
}

/* Mobile description collapse — theme */
@media (max-width: 768px) {
  :root {
    --desc-collapse-fade-to: var(--color-bg-secondary, var(--bg-card, var(--card-bg, var(--space-dark, #fff))));
    --desc-collapse-btn-accent: var(--color-primary, var(--primary-color, var(--nebula-pink, #2563eb)));
    --desc-collapse-btn-color: var(--color-primary-light, var(--color-primary, var(--primary-color, var(--g17-accent-text, #2563eb))));
  }
}

/* Detail iframe play shell — outer modal (play_tgn_0001 loads inside iframe) */
body.game-modal-open {
  overflow: hidden;
}

body.game-modal-open .g28-top-header,
body.game-modal-open .g28-mobile-bar,
body.game-modal-open .g28-back-top,
body.game-modal-open .back-to-top {
  visibility: hidden;
  pointer-events: none;
}

body.game-modal-open .g28-back-top,
body.game-modal-open .back-to-top {
  display: none !important;
}

#game-modal.detail-game-modal {
  z-index: 20050;
  /* 不用 backdrop-filter：iOS 嵌套 iframe 下易挡触摸 */
  background: rgba(26, 15, 46, 0.92);
  pointer-events: none;
}

#game-modal.detail-game-modal .detail-game-modal__panel {
  width: min(1100px, 100%);
  height: min(88vh, 760px);
  max-height: calc(100dvh - 32px);
  background: transparent;
  box-shadow: none;
  border-radius: var(--g28-radius-sm, 10px);
  pointer-events: auto;
}

#game-modal.detail-game-modal .detail-game-modal__bar,
#game-modal.detail-game-modal .detail-game-modal__title {
  display: none !important;
}

#game-modal.detail-game-modal .detail-game-modal__frame {
  flex: 1 1 auto;
  width: 100%;
  min-height: 0;
  background: transparent;
  pointer-events: auto;
  touch-action: manipulation;
}

@media (max-width: 768px) {
  #game-modal.detail-game-modal {
    padding: 0;
    background: var(--space-dark, #1a0f2e);
  }

  #game-modal.detail-game-modal .detail-game-modal__panel {
    width: 100%;
    height: 100%;
    max-height: 100dvh;
    border-radius: 0;
  }
}