.rules-page { min-height: 100vh; background: var(--paper); }
.rules-page ::selection { color: var(--paper-bright); background: var(--orange); }

.rules-header { position: sticky; z-index: 50; top: 0; min-height: 70px; display: flex; align-items: center; justify-content: space-between; gap: 28px; padding: 0 32px; color: var(--paper-bright); background: var(--ink); border-bottom: 1px solid var(--line-light); }
.rules-brand { font-family: var(--condensed); font-size: 18px; font-weight: 900; letter-spacing: .08em; }
.rules-header nav { display: flex; align-items: center; gap: 25px; font-family: var(--mono); font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.rules-header a:hover, .rules-header a:focus-visible { color: var(--orange-bright); }
.rules-header a:focus-visible, .rules-search input:focus-visible, .rules-search button:focus-visible, .rules-rail a:focus-visible { outline: 2px solid var(--orange-bright); outline-offset: 4px; }
.rules-header .rules-download { min-height: 40px; display: inline-flex; align-items: center; gap: 18px; padding: 0 15px; color: var(--ink); background: var(--orange-bright); }
.rules-header .rules-download:hover { color: var(--ink); background: var(--paper-bright); }

.rules-intro { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(380px, .95fr); gap: 8vw; align-items: end; padding: clamp(70px, 9vw, 130px) max(32px, calc((100vw - 1240px) / 2)); color: var(--paper-bright); background: radial-gradient(circle at 84% 24%, rgba(152,55,28,.32), transparent 31%), repeating-linear-gradient(90deg, transparent 0 95px, rgba(243,239,231,.025) 96px), var(--ink-soft); border-bottom: 1px solid var(--line-light); }
.rules-kicker { margin: 0 0 22px; color: var(--orange-bright); font-family: var(--mono); font-size: 11px; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.rules-intro h1 { margin: 0; font-family: var(--condensed); font-size: clamp(76px, 10vw, 148px); font-weight: 900; line-height: .76; letter-spacing: -.045em; text-transform: uppercase; }
.rules-intro-copy > p:last-child { max-width: 650px; margin: 34px 0 0; color: rgba(243,239,231,.72); font-size: 17px; line-height: 1.65; }

.rules-search { padding: clamp(24px, 3vw, 42px); background: rgba(8,9,8,.72); border: 1px solid var(--line-light); }
.rules-search label { display: block; margin-bottom: 16px; font-family: var(--condensed); font-size: 28px; font-weight: 800; text-transform: uppercase; }
.rules-search-row { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; border: 1px solid rgba(243,239,231,.3); background: var(--paper-bright); }
.rules-search input { width: 100%; min-width: 0; min-height: 58px; padding: 0 18px; color: var(--ink); background: transparent; border: 0; font: 16px/1.4 var(--sans); }
.rules-search button { min-width: 80px; padding: 0 15px; border: 0; font-family: var(--mono); font-size: 10px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; cursor: pointer; }
.rules-search-submit { color: var(--paper-bright); background: var(--orange); }
.rules-search-submit:hover { background: #7f2d17; }
.rules-search-clear { color: var(--ink); background: #d7d1c5; border-left: 1px solid var(--line) !important; }
.rules-search-hint { display: flex; flex-wrap: wrap; gap: 10px; margin: 15px 0 0; color: rgba(243,239,231,.58); font-family: var(--mono); font-size: 10px; line-height: 1.5; letter-spacing: .07em; text-transform: uppercase; }
.rules-search kbd { padding: 1px 6px; color: var(--paper-bright); border: 1px solid rgba(243,239,231,.3); font: inherit; }
.rules-search-results { margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line-light); }
.rules-search-results > p { margin: 0 0 10px; color: var(--orange-bright); font-family: var(--mono); font-size: 10px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.rules-search-results > div { max-height: 310px; display: grid; gap: 7px; overflow-y: auto; }
.rules-search-results a { display: grid; grid-template-columns: minmax(140px, .42fr) minmax(0, 1fr); gap: 18px; padding: 13px 15px; color: var(--ink); background: var(--paper-bright); border-left: 5px solid var(--orange); }
.rules-search-results a:hover, .rules-search-results a:focus-visible { color: var(--ink); background: #fff; }
.rules-search-results strong { font-family: var(--condensed); font-size: 18px; line-height: 1.05; text-transform: uppercase; }
.rules-search-results span { overflow: hidden; color: #575950; font-size: 12px; line-height: 1.4; white-space: nowrap; text-overflow: ellipsis; }
.rules-search-results .rules-search-empty { margin: 0; padding: 14px 15px; color: rgba(243,239,231,.72); border: 1px solid var(--line-light); font-size: 13px; line-height: 1.45; }

.rules-layout { width: min(1240px, calc(100vw - 64px)); display: grid; grid-template-columns: 265px minmax(0, 1fr); gap: clamp(40px, 7vw, 100px); align-items: start; margin: 0 auto; padding: 80px 0 120px; }
.rules-rail { position: sticky; top: 105px; padding: 24px 0; border-top: 4px solid var(--orange); border-bottom: 1px solid var(--line); }
.rules-rail > p { margin: 0 0 18px; color: var(--orange); font-family: var(--mono); font-size: 10px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.rules-rail nav { display: flex; flex-direction: column; }
.rules-rail nav a { padding: 9px 4px; color: #45463f; border-top: 1px solid var(--line); font-family: var(--mono); font-size: 10px; font-weight: 700; line-height: 1.35; letter-spacing: .05em; text-transform: uppercase; }
.rules-rail nav a:hover { color: var(--orange); padding-left: 10px; }
.rail-download { display: flex; justify-content: space-between; gap: 15px; margin-top: 24px; padding: 15px; color: var(--paper-bright); background: var(--ink); font-family: var(--mono); font-size: 10px; font-weight: 700; line-height: 1.4; letter-spacing: .07em; text-transform: uppercase; }

.rules-manual { min-width: 0; }
.rule-section { position: relative; padding: 0 0 74px 92px; border-top: 1px solid var(--line); scroll-margin-top: 100px; }
.rule-section + .rule-section { padding-top: 70px; }
.rule-section-index { position: absolute; left: 0; top: 9px; color: var(--orange); font-family: var(--mono); font-size: 12px; font-weight: 800; letter-spacing: .1em; }
.rule-section + .rule-section .rule-section-index { top: 79px; }
.rule-section h2 { max-width: 790px; margin: 0 0 38px; font-family: var(--condensed); font-size: clamp(48px, 6vw, 78px); font-weight: 900; line-height: .92; letter-spacing: -.025em; text-transform: uppercase; }
.rule-section h3 { margin: 44px 0 15px; padding-left: 17px; color: var(--orange); border-left: 5px solid var(--orange); font-family: var(--condensed); font-size: 31px; line-height: 1; text-transform: uppercase; }
.rule-section h4 { margin: 32px 0 12px; font-family: var(--mono); font-size: 13px; letter-spacing: .08em; text-transform: uppercase; }
.rule-section p, .rule-section li { max-width: 760px; font-size: 17px; line-height: 1.72; }
.rule-section p { margin: 0 0 18px; }
.rule-section strong { font-weight: 800; }
.rule-section code { padding: 2px 5px; background: rgba(16,17,15,.08); font: .9em var(--mono); }
.rule-section ul { max-width: 760px; margin: 14px 0 24px; padding-left: 22px; }
.rule-section li { margin-bottom: 8px; padding-left: 6px; }
.rule-callout { max-width: 760px; margin: 30px 0; padding: 22px 24px; color: var(--paper-bright); background: var(--ink); border-left: 8px solid var(--orange); font-size: 16px; font-weight: 700; line-height: 1.55; }

.rule-table-wrap { max-width: 820px; overflow-x: auto; margin: 24px 0 34px; border: 1px solid var(--line); }
.rule-table-wrap table { width: 100%; min-width: 560px; border-collapse: collapse; background: var(--paper-bright); }
.rule-table-wrap th, .rule-table-wrap td { padding: 14px 16px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }
.rule-table-wrap th { color: var(--paper-bright); background: var(--ink); font-family: var(--mono); font-size: 10px; letter-spacing: .08em; text-transform: uppercase; }
.rule-table-wrap td { font-size: 15px; line-height: 1.5; }
.rule-table-wrap tr:last-child td { border-bottom: 0; }

.rules-no-results { padding: 54px; color: var(--paper-bright); background: var(--ink); border-left: 10px solid var(--orange); }
.rules-no-results h2 { margin: 0 0 18px; font-family: var(--condensed); font-size: 58px; text-transform: uppercase; }
.rules-no-results p:last-child { max-width: 600px; color: rgba(243,239,231,.7); font-size: 16px; line-height: 1.6; }

.rules-footer { min-height: 150px; display: grid; grid-template-columns: 1fr 1fr 1fr; align-items: center; gap: 24px; padding: 35px max(32px, calc((100vw - 1240px) / 2)); color: rgba(243,239,231,.68); background: var(--ink); border-top: 1px solid var(--line-light); font-family: var(--mono); font-size: 9px; letter-spacing: .08em; text-transform: uppercase; }
.rules-footer > div { display: flex; flex-direction: column; gap: 8px; }
.rules-footer strong { color: var(--paper-bright); font-family: var(--condensed); font-size: 18px; }
.rules-footer p { text-align: center; }
.rules-footer > a { justify-self: end; }
.rules-footer a:hover { color: var(--paper-bright); }

@media (max-width: 900px) {
  .rules-intro { grid-template-columns: 1fr; }
  .rules-layout { grid-template-columns: 1fr; }
  .rules-rail { position: static; padding-bottom: 32px; }
  .rules-rail nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rules-rail nav a { padding-right: 16px; }
}

@media (max-width: 640px) {
  .rules-header { min-height: 64px; padding: 0 20px; }
  .rules-header nav > a:first-child { display: none; }
  .rules-header .rules-download { min-height: auto; padding: 10px; font-size: 9px; }
  .rules-intro { padding: 65px 20px; }
  .rules-intro h1 { font-size: clamp(67px, 22vw, 96px); }
  .rules-layout { width: calc(100vw - 40px); padding-top: 55px; }
  .rules-rail nav { grid-template-columns: 1fr; }
  .rule-section, .rule-section + .rule-section { padding-left: 0; padding-top: 58px; }
  .rule-section:first-of-type { padding-top: 0; }
  .rule-section-index, .rule-section + .rule-section .rule-section-index { position: static; display: block; margin-bottom: 15px; }
  .rule-section h2 { font-size: 48px; }
  .rule-section p, .rule-section li { font-size: 16px; }
  .rules-footer { grid-template-columns: 1fr; text-align: center; }
  .rules-footer p { margin: 0; }
  .rules-footer > a { justify-self: center; }
  .rules-search-row { grid-template-columns: minmax(0, 1fr) auto; }
  .rules-search-clear { grid-column: 1 / -1; min-height: 38px; border-top: 1px solid var(--line) !important; border-left: 0 !important; }
  .rules-search-results a { grid-template-columns: 1fr; gap: 5px; }
}