.fa-game-guide {
  width: min(1180px, calc(100% - 2rem));
  margin: 1.5rem auto;
}

.fa-game-guide-details {
  border: 1px solid rgba(15, 23, 42, 0.12);
  border-radius: 24px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(248, 250, 252, 0.92)),
    rgba(255, 255, 255, 0.92);
  box-shadow:
    0 18px 48px rgba(15, 23, 42, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  overflow: hidden;
  backdrop-filter: blur(12px);
}

.fa-game-guide-summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 1.3rem 1.4rem;
  cursor: pointer;
}

.fa-game-guide-summary::-webkit-details-marker {
  display: none;
}

.fa-game-guide-summary:hover {
  background: rgba(255, 255, 255, 0.52);
}

.fa-game-guide-summary-copy {
  margin: 0.4rem 0 0;
  color: #475569;
  line-height: 1.6;
}

.fa-game-guide-badge {
  margin: 0;
  color: #0f766e;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.fa-game-guide-title {
  margin: 0.4rem 0 0;
  color: #0f172a;
  font-size: clamp(1.1rem, 2vw, 1.5rem);
}

.fa-game-guide-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
  padding: 0.75rem 1rem;
  border-radius: 999px;
  background: rgba(15, 118, 110, 0.1);
  color: #0f766e;
  font-weight: 700;
}

.fa-game-guide-toggle::after {
  content: "";
  width: 0.72rem;
  height: 0.72rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  transition: transform 180ms ease;
}

.fa-game-guide-details[open] .fa-game-guide-toggle::after {
  transform: rotate(225deg) translateY(-1px);
}

.fa-game-guide-body {
  padding: 0 1.4rem 1.4rem;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
}

.fa-game-guide-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  padding-top: 1rem;
}

.fa-game-guide-tab {
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  color: #334155;
  padding: 0.72rem 1rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    color 160ms ease,
    transform 160ms ease;
}

.fa-game-guide-tab:hover,
.fa-game-guide-tab:focus-visible {
  border-color: rgba(15, 118, 110, 0.45);
  color: #0f766e;
  outline: none;
  transform: translateY(-1px);
}

.fa-game-guide-tab[aria-selected="true"] {
  border-color: transparent;
  background: linear-gradient(135deg, #0f766e, #14b8a6);
  color: #f8fafc;
  box-shadow: 0 12px 24px rgba(15, 118, 110, 0.18);
}

.fa-game-guide-panel {
  padding-top: 1rem;
}

.fa-game-guide-panel[hidden] {
  display: none !important;
}

.fa-game-guide-panel > p {
  margin: 0;
  color: #334155;
  line-height: 1.8;
}

.fa-game-guide-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.fa-game-guide-card {
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 18px;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.78);
}

.fa-game-guide-card h3 {
  margin: 0 0 0.5rem;
  color: #0f172a;
  font-size: 1rem;
}

.fa-game-guide-card p {
  margin: 0;
  color: #475569;
  line-height: 1.7;
}

.fa-game-guide-list {
  margin: 0;
  padding-left: 1.2rem;
  color: #334155;
}

.fa-game-guide-list li + li {
  margin-top: 0.7rem;
}

.fa-game-guide-list strong {
  color: #0f172a;
}

.fa-game-guide-related {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.fa-game-guide-link {
  display: block;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 18px;
  padding: 1rem;
  background: rgba(248, 250, 252, 0.86);
  color: inherit;
  text-decoration: none;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    box-shadow 160ms ease;
}

.fa-game-guide-link:hover,
.fa-game-guide-link:focus-visible {
  border-color: rgba(15, 118, 110, 0.35);
  box-shadow: 0 14px 28px rgba(15, 23, 42, 0.1);
  outline: none;
  transform: translateY(-2px);
}

.fa-game-guide-link strong {
  display: block;
  margin-bottom: 0.35rem;
  color: #0f172a;
  font-size: 1rem;
}

.fa-game-guide-link span {
  color: #475569;
  line-height: 1.6;
}

@media (max-width: 900px) {
  .fa-game-guide-grid,
  .fa-game-guide-related {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .fa-game-guide {
    width: min(100% - 1rem, 100%);
    margin: 1rem auto;
  }

  .fa-game-guide-summary {
    align-items: flex-start;
    flex-direction: column;
  }

  .fa-game-guide-toggle {
    width: 100%;
    justify-content: center;
  }

  .fa-game-guide-body {
    padding: 0 1rem 1rem;
  }
}