.rules-page {
  gap: 1.45rem;
}

.rules-reader {
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.1rem, 2.4vw, 1.55rem);
  border-radius: 30px;
  border: 1px solid rgba(236, 205, 153, 0.14);
  background:
    radial-gradient(circle at top right, rgba(244, 198, 120, 0.14), transparent 32%),
    radial-gradient(circle at bottom left, rgba(166, 99, 52, 0.12), transparent 28%),
    linear-gradient(180deg, rgba(33, 24, 18, 0.94), rgba(17, 13, 10, 0.96));
  box-shadow:
    0 24px 46px rgba(0, 0, 0, 0.28),
    inset 0 1px 0 rgba(255, 241, 214, 0.06);
}

.rules-toggle-container {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.rules-toggle-btn {
  min-width: 0;
  justify-content: center;
  min-height: 52px;
  border-radius: 18px;
  border: 1px solid rgba(236, 205, 153, 0.14);
  background:
    linear-gradient(180deg, rgba(255, 249, 236, 0.05), rgba(255, 255, 255, 0.01)),
    rgba(23, 17, 13, 0.88);
  box-shadow:
    inset 0 1px 0 rgba(255, 241, 214, 0.05),
    0 10px 22px rgba(0, 0, 0, 0.14);
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease, box-shadow 0.18s ease;
}

.rules-toggle-btn:hover {
  transform: translateY(-1px);
  border-color: rgba(244, 198, 120, 0.24);
}

.rules-toggle-btn.is-active {
  border-color: rgba(244, 198, 120, 0.34);
  background:
    radial-gradient(circle at top left, rgba(244, 198, 120, 0.16), transparent 40%),
    linear-gradient(180deg, rgba(255, 249, 236, 0.08), rgba(255, 255, 255, 0.02)),
    rgba(31, 22, 16, 0.96);
  box-shadow:
    inset 0 1px 0 rgba(255, 241, 214, 0.08),
    0 14px 28px rgba(0, 0, 0, 0.2);
}

.rules-btn-icon {
  margin-right: 0.45rem;
}

.rules-content-grid {
  display: grid;
  gap: 1.1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.rule-article {
  position: relative;
  display: grid;
  align-content: start;
  gap: 0.95rem;
  padding: 1.25rem 1.25rem 1.15rem;
  border-radius: 24px;
  border: 1px solid rgba(236, 205, 153, 0.12);
  background:
    radial-gradient(circle at top right, rgba(244, 198, 120, 0.12), transparent 32%),
    linear-gradient(180deg, rgba(48, 34, 25, 0.82), rgba(22, 16, 12, 0.92));
  box-shadow:
    inset 0 1px 0 rgba(255, 241, 214, 0.05),
    0 18px 36px rgba(0, 0, 0, 0.18);
  overflow: hidden;
}

.rule-article::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(255, 239, 210, 0.2), transparent 24%, transparent 76%, rgba(216, 143, 77, 0.18));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  pointer-events: none;
}

.rule-article h2 {
  margin: 0;
  padding-bottom: 0.85rem;
  font-size: 1.22rem;
  line-height: 1.4;
  border-bottom: 1px solid rgba(236, 205, 153, 0.12);
}

.rule-article ul {
  margin: 0;
  padding-left: 1.25rem;
  display: grid;
  gap: 0.7rem;
}

.rule-article li {
  line-height: 1.7;
  color: var(--text-soft);
}

.rule-overview {
  margin-top: 0.1rem;
  padding: 1rem 1.05rem;
  border-radius: 20px;
  background:
    linear-gradient(180deg, rgba(255, 249, 236, 0.04), rgba(255, 255, 255, 0.015)),
    rgba(20, 15, 11, 0.82);
  border: 1px solid rgba(236, 205, 153, 0.1);
}

.rule-overview strong {
  display: inline-block;
  margin-bottom: 0.75rem;
  color: var(--text-main);
}

#rules-image-container {
  display: grid;
  gap: 1rem;
}

#rules-image-display {
  display: block;
  width: 100%;
  max-width: min(100%, 920px);
  height: auto;
  margin: 0 auto;
  padding: 0.8rem;
  border-radius: 28px;
  border: 1px solid rgba(236, 205, 153, 0.14);
  background:
    linear-gradient(180deg, rgba(255, 249, 236, 0.05), rgba(255, 255, 255, 0.015)),
    rgba(18, 13, 10, 0.9);
  box-shadow:
    0 22px 44px rgba(0, 0, 0, 0.24),
    inset 0 1px 0 rgba(255, 241, 214, 0.05);
}

html[data-admin-theme="slate"] .rules-reader {
  border-color: rgba(158, 187, 218, 0.18);
  background:
    radial-gradient(circle at top right, rgba(129, 164, 204, 0.14), transparent 32%),
    radial-gradient(circle at bottom left, rgba(67, 102, 143, 0.12), transparent 28%),
    linear-gradient(180deg, rgba(18, 25, 36, 0.94), rgba(10, 15, 22, 0.96));
  box-shadow:
    0 24px 46px rgba(0, 0, 0, 0.28),
    inset 0 1px 0 rgba(235, 243, 255, 0.06);
}

html[data-admin-theme="slate"] .rules-toggle-btn {
  border-color: rgba(158, 187, 218, 0.16);
  background:
    linear-gradient(180deg, rgba(235, 243, 255, 0.04), rgba(255, 255, 255, 0.01)),
    rgba(15, 22, 31, 0.9);
  color: #dbe7f6;
}

html[data-admin-theme="slate"] .rules-toggle-btn:hover {
  border-color: rgba(170, 199, 229, 0.24);
}

html[data-admin-theme="slate"] .rules-toggle-btn.is-active {
  border-color: rgba(170, 199, 229, 0.34);
  background:
    radial-gradient(circle at top left, rgba(129, 164, 204, 0.16), transparent 40%),
    linear-gradient(180deg, rgba(235, 243, 255, 0.08), rgba(255, 255, 255, 0.02)),
    rgba(18, 25, 36, 0.96);
}

html[data-admin-theme="slate"] .rule-article {
  border-color: rgba(158, 187, 218, 0.14);
  background:
    radial-gradient(circle at top right, rgba(129, 164, 204, 0.12), transparent 32%),
    linear-gradient(180deg, rgba(28, 39, 54, 0.84), rgba(12, 18, 27, 0.92));
  box-shadow:
    inset 0 1px 0 rgba(235, 243, 255, 0.05),
    0 18px 36px rgba(0, 0, 0, 0.18);
}

html[data-admin-theme="slate"] .rule-article::before {
  background: linear-gradient(135deg, rgba(235, 243, 255, 0.18), transparent 24%, transparent 76%, rgba(129, 164, 204, 0.18));
}

html[data-admin-theme="slate"] .rule-article h2 {
  border-bottom-color: rgba(158, 187, 218, 0.12);
}

html[data-admin-theme="slate"] .rule-overview {
  background:
    linear-gradient(180deg, rgba(235, 243, 255, 0.04), rgba(255, 255, 255, 0.015)),
    rgba(14, 20, 29, 0.82);
  border-color: rgba(158, 187, 218, 0.1);
}

html[data-admin-theme="slate"] #rules-image-display {
  border-color: rgba(158, 187, 218, 0.14);
  background:
    linear-gradient(180deg, rgba(235, 243, 255, 0.05), rgba(255, 255, 255, 0.015)),
    rgba(12, 18, 27, 0.9);
  box-shadow:
    0 22px 44px rgba(0, 0, 0, 0.24),
    inset 0 1px 0 rgba(235, 243, 255, 0.05);
}

.rules-last-updated {
  text-align: center;
  color: var(--text-muted);
  padding-top: 0.1rem;
}

@media (max-width: 900px) {
  .rules-content-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .rules-reader {
    padding: 1rem;
    border-radius: 24px;
  }

  .rules-toggle-container {
    grid-template-columns: 1fr;
  }

  .rules-toggle-btn {
    width: 100%;
  }

  .rule-article {
    padding: 1.05rem 1rem 1rem;
    border-radius: 22px;
  }
}

@media (max-width: 430px) {
  .rules-reader {
    gap: 1rem;
    padding: 0.9rem;
  }

  .rule-article h2 {
    font-size: 1.08rem;
  }

  .rule-overview {
    padding: 0.9rem;
  }
}