.rules-layout {
  grid-template-columns: 230px 1fr;
}

.rules-main {
  padding: 110px 20px 20px;
  display: grid;
  gap: 16px;
  align-content: start;
}

.glass-card {
  background: rgba(16, 16, 16, 0.86);
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.38);
}

.rules-header {
  padding: 18px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}

.rules-header-main h1 {
  font-size: 28px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}

.rules-header-main p {
  opacity: 0.78;
}

.rules-count {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  opacity: 0.8;
}

.rules-list-wrap {
  padding: 14px;
}

.rules-list {
  display: grid;
  gap: 10px;
}

.rules-empty, .feed-empty {
  padding: 18px;
  border-radius: 6px;
  border: 1px dashed rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.74);
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.rule-item {
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.03);
  overflow: hidden;
}

.rule-toggle {
  width: 100%;
  border: 0;
  background: transparent;
  color: #fff;
  text-align: left;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  cursor: pointer;
}

.rule-left {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.rule-index {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.4px;
  padding: 2px 7px;
  border-radius: 999px;
  background: linear-gradient(135deg, #22c55e, #16a34a);
}

.rule-title {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.3;
}

.rule-caret {
  font-size: 13px;
  opacity: 0.8;
  transition: transform 0.24s ease;
}

.rule-item.open .rule-caret {
  transform: rotate(180deg);
}

.rule-content {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, opacity 0.22s ease;
  padding: 0 14px;
}

.rule-item.open .rule-content {
  opacity: 1;
}

.rule-content-inner {
  padding: 0 0 12px;
}

.rule-main {
  margin-bottom: 8px;
  color: rgba(255, 255, 255, 0.95);
  line-height: 1.45;
}

.rule-sublist {
  display: grid;
  gap: 8px;
}

.rule-subitem {
  border-left: 2px solid rgba(255, 255, 255, 0.2);
  padding-left: 10px;
  color: rgba(255, 255, 255, 0.86);
  line-height: 1.4;
}

.sidebar nav a.is-active {
  background: linear-gradient(90deg, rgba(182, 53, 53, 0.18), rgba(182, 53, 53, 0));
  box-shadow: inset 0 0 0 1px rgba(182, 53, 53, 0.55), 0 0 12px rgba(182, 53, 53, 0.24);
}

@media (max-width: 950px) {
  .rules-layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    display: none;
  }

  .topbar {
    left: 16px;
  }

  .rules-main {
    padding-top: 88px;
  }

  .rules-header {
    flex-direction: column;
    gap: 8px;
  }
}