.admin-only[hidden] { display: none !important; }
.strategy-rules-view { display: none; }
.strategy-rules-view.active { display: block; }
.rules-intro { display: flex; align-items: center; justify-content: space-between; gap: 28px; padding: 22px 24px; margin-bottom: 16px; }
.rules-intro p { margin: 0; }
.rules-intro > div > p, .strategy-rule-card header p { margin: 0 0 6px; color: var(--mint); font-size: 10px; letter-spacing: 2px; }
.rules-intro h2, .strategy-rule-card h2 { margin: 0; font: 500 21px Georgia, "Songti SC"; }
.rules-intro-copy { max-width: 690px; color: var(--muted); font-size: 13px; line-height: 1.8; }
.rules-grid { display: grid; gap: 16px; }
.strategy-rule-card { overflow: hidden; }
.strategy-rule-card > header { align-items: center; justify-content: flex-start; gap: 14px; margin: 0; padding: 20px 22px; border-bottom: 1px solid var(--line); background: #27313c; }
.rule-number { width: 42px; height: 42px; flex: 0 0 auto; display: grid; place-items: center; border: 1px solid rgba(98, 230, 177, .55); border-radius: 4px; color: var(--mint); font: 700 15px Georgia; }
.rule-mode { margin-left: auto; padding: 6px 10px; border: 1px solid #45515d; border-radius: 999px; color: #b9c4ce; font-size: 11px; white-space: nowrap; }
.rule-body { display: grid; grid-template-columns: .72fr 1.65fr 1fr; }
.rule-body.two-column { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.rule-body section { min-width: 0; padding: 22px; border-right: 1px solid var(--line); }
.rule-body section:last-child { border-right: 0; }
.rule-body h3 { margin: 0 0 14px; color: #f0f4f7; font-size: 14px; font-weight: 600; }
.rule-body h3 small { display: block; margin-top: 5px; color: var(--muted); font-size: 11px; font-weight: 400; }
.rule-body ul, .rule-body ol { margin: 0; padding-left: 20px; color: #bcc6ce; font-size: 13px; line-height: 1.75; }
.rule-body li + li { margin-top: 7px; }
.rule-body li::marker { color: var(--mint); font-weight: 700; }
.pattern-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 28px; }
.rules-footnote { display: flex; gap: 16px; margin-top: 16px; padding: 16px 20px; color: var(--muted); font-size: 12px; line-height: 1.7; }
.rules-footnote strong { flex: 0 0 auto; color: var(--mint); }
@media (max-width: 1100px) {
  .rule-body, .rule-body.two-column { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rule-body section:nth-child(2n) { border-right: 0; }
  .rule-body section:nth-child(n + 3) { border-top: 1px solid var(--line); }
}
@media (max-width: 620px) {
  .rules-intro { align-items: flex-start; flex-direction: column; gap: 12px; padding: 18px; }
  .strategy-rule-card > header { align-items: flex-start; flex-wrap: wrap; padding: 17px; }
  .rule-mode { width: 100%; margin-left: 0; text-align: center; }
  .rule-body, .rule-body.two-column { grid-template-columns: 1fr; }
  .rule-body section { padding: 18px; border-right: 0; border-top: 1px solid var(--line); }
  .rule-body section:first-child { border-top: 0; }
  .pattern-list { grid-template-columns: 1fr; }
  .rules-footnote { align-items: flex-start; flex-direction: column; gap: 6px; }
}