/* =========================================================
   SFRP — RÈGLEMENT
   Nécessite base.css (chargé avant).
   ========================================================= */

.rules-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: clamp(32px, 6vw, 96px);
  align-items: start;
  padding-top: calc(var(--nav-h) + 56px);
  padding-bottom: clamp(64px, 9vw, 120px);
}

/* ---------- Sommaire ---------- */
.rules-side {
  position: sticky;
  top: calc(var(--nav-h) + 32px);
}
.rules-side__title {
  margin-bottom: 16px;
  font-family: var(--display);
  font-weight: 800;
  font-size: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.rules-side__list { display: grid; border-top: 1px solid var(--line-strong); }
.rules-side__list li { border-bottom: 1px solid var(--line); }
.rules-side__list li.sep { border-bottom: 1px solid var(--line-strong); height: 12px; }
.rules-side__list a {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 0 13px 14px;
  color: var(--muted);
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s, padding-left 0.25s var(--ease);
}
.rules-side__list a::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  width: 4px; height: 0;
  background: var(--coyote);
  transform: translateY(-50%);
  transition: height 0.25s var(--ease);
}
.rules-side__list a:hover { color: var(--bone); }
.rules-side__list a[aria-current="true"] { color: var(--bone); padding-left: 20px; }
.rules-side__list a[aria-current="true"]::before { height: 22px; }
.rules-side .flag { width: 28px; height: 6px; flex: none; }

/* drapeaux (partagés avec l'accueil) */
.flag { display: flex; width: 72px; height: 8px; }
.flag i { flex: 1; }
.flag--fr i:nth-child(1) { background: var(--fr); }
.flag--fr i:nth-child(2) { background: #f4f4f0; }
.flag--fr i:nth-child(3) { background: var(--ru); }
.flag--ru i:nth-child(1) { background: #f4f4f0; }
.flag--ru i:nth-child(2) { background: var(--fr); }
.flag--ru i:nth-child(3) { background: var(--ru); }

/* ---------- Contenu ---------- */
.rules-intro { display: grid; gap: 24px; padding-bottom: clamp(40px, 6vw, 72px); }
.rules-intro h1 { font-size: clamp(3.75rem, 9vw, 8.5rem); font-weight: 900; line-height: 0.86; }
.rules-intro p { max-width: 62ch; color: var(--muted); font-size: 1.1875rem; }

.rules-sec { padding-block: clamp(48px, 7vw, 88px) 24px; border-top: 1px solid var(--line-strong); }
.rules-sec--fr { --camp: var(--fr); --camp-soft: var(--fr-soft); }
.rules-sec--ru { --camp: var(--ru); --camp-soft: var(--ru-soft); }
.rules-sec--fr,
.rules-sec--ru { border-top: 4px solid var(--camp); }

.rules-sec__head { display: grid; gap: 14px; margin-bottom: 20px; }
.rules-sec__head h2 { font-size: clamp(3rem, 6.4vw, 5.75rem); font-weight: 900; line-height: 0.9; }
.rules-sec__head p { color: var(--muted); }
.rules-sec__head .flag { margin-bottom: 6px; }

.group { padding-top: 36px; }
.group__title {
  padding-bottom: 14px;
  border-bottom: 2px solid var(--line-strong);
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  font-weight: 800;
  line-height: 1;
  color: var(--coyote);
}
.rules-sec--fr .group__title { color: var(--fr-soft); }
.rules-sec--ru .group__title { color: var(--ru-soft); }

.rule {
  display: grid;
  grid-template-columns: minmax(150px, 230px) minmax(0, 1fr);
  gap: 8px clamp(20px, 4vw, 56px);
  padding-block: 20px;
  border-bottom: 1px solid var(--line);
}
.rule h4 { font-size: 1.4rem; font-weight: 700; line-height: 1.1; letter-spacing: 0.015em; }
.rule__body { max-width: 68ch; color: rgba(236, 238, 228, 0.82); }
.rule__body p + p { margin-top: 10px; }
.rule__body strong { color: var(--bone); font-weight: 600; }
.rule__body code {
  padding: 1px 6px;
  background: var(--ink-3);
  border: 1px solid var(--line);
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 0.9em;
}
.rule__body ul,
.plain { margin-top: 8px; display: grid; gap: 6px; }
.rule__body ul li,
.plain li { position: relative; padding-left: 20px; }
.rule__body ul li::before,
.plain li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.65em;
  width: 8px; height: 8px;
  background: var(--camp-soft, var(--coyote));
  transform: rotate(45deg);
}

.table-wrap { margin-top: 24px; overflow-x: auto; }
.rules-sec table { width: 100%; min-width: 480px; border-collapse: collapse; }
.rules-sec th,
.rules-sec td { padding: 14px 16px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.rules-sec th {
  background: var(--ink-2);
  font-family: var(--display);
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.rules-sec td:first-child { width: 42%; font-weight: 500; }

.final {
  margin-top: 40px;
  padding: 28px 0 0;
  border-top: 2px solid var(--camp, var(--coyote));
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

/* ---------- Mobile ---------- */
@media (max-width: 900px) {
  .rules-layout { grid-template-columns: minmax(0, 1fr); gap: 0; padding-top: var(--nav-h); }
  .rules-side { min-width: 0; }
  .rules-side {
    position: sticky;
    top: var(--nav-h);
    z-index: 50;
    margin-inline: calc(var(--gutter) * -1);
    padding: 0 var(--gutter);
    background: var(--ink);
    border-bottom: 1px solid var(--line);
  }
  .rules-side__title { display: none; }
  .rules-side__list {
    display: flex;
    gap: 4px;
    overflow-x: auto;
    border-top: 0;
    scrollbar-width: none;
  }
  .rules-side__list::-webkit-scrollbar { display: none; }
  .rules-side__list li { flex: none; border: 0; }
  .rules-side__list li.sep { display: none; }
  .rules-side__list a { padding: 16px 12px; white-space: nowrap; }
  .rules-side__list a::before { top: auto; bottom: 0; left: 12px; right: 12px; width: auto; height: 0; transform: none; }
  .rules-side__list a[aria-current="true"] { padding-left: 12px; }
  .rules-side__list a[aria-current="true"]::before { height: 3px; }
  .rules-intro { padding-top: 48px; }
  .rule { grid-template-columns: 1fr; }
}