/* Boing Brawl — site vitrine et pages légales. Polices système uniquement (aucun appel à un tiers). */
:root {
  --nuit: #170d2e;
  --nuit-2: #22143f;
  --nuit-3: #2f1c56;
  --trait: #4a3380;
  --texte: #f4efff;
  --doux: #c4b6e6;
  --jaune: #ffd23f;
  --orange: #ff7a1a;
  --rose: #ff3d9a;
  --cyan: #3fd8ff;
  --rayon: 18px;
  --large: 1080px;
  --titre: "Arial Black", "Segoe UI Black", "Helvetica Neue", Impact, system-ui, sans-serif;
  --corps: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--nuit);
  color: var(--texte);
  font: 17px/1.6 var(--corps);
  overflow-x: hidden;
}
a { color: var(--jaune); }
a:hover { color: #fff; }
img { max-width: 100%; display: block; }
:focus-visible { outline: 3px solid var(--cyan); outline-offset: 3px; border-radius: 6px; }
.enveloppe { width: 100%; max-width: var(--large); margin: 0 auto; padding: 0 16px; }

/* En-tête */
.entete { position: sticky; top: 0; z-index: 10; background: rgba(23, 13, 46, .86); backdrop-filter: blur(10px); border-bottom: 1px solid var(--trait); }
.entete .enveloppe { display: flex; align-items: center; justify-content: space-between; gap: 12px; height: 60px; }
.marque { display: flex; align-items: center; gap: 10px; color: var(--texte); text-decoration: none; font: 900 18px/1 var(--titre); letter-spacing: .02em; }
.marque img { width: 36px; height: 36px; border-radius: 10px; }
.entete nav { display: flex; gap: 18px; font-size: 15px; }
.entete nav a { color: var(--doux); text-decoration: none; }
.entete nav a:hover { color: var(--texte); }
@media (max-width: 560px) { .entete nav .facultatif { display: none; } }

/* Accueil : bandeau principal */
.heros { position: relative; padding: 56px 0 72px; overflow: hidden;
  background:
    radial-gradient(900px 500px at 85% 10%, rgba(255, 61, 154, .28), transparent 60%),
    radial-gradient(700px 500px at 0% 100%, rgba(255, 122, 26, .22), transparent 60%),
    linear-gradient(180deg, var(--nuit-2), var(--nuit)); }
.heros .enveloppe { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; }
@media (max-width: 860px) { .heros .enveloppe { grid-template-columns: 1fr; } .heros { padding-top: 36px; } }
.pastille { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 999px; background: rgba(63, 216, 255, .12); border: 1px solid rgba(63, 216, 255, .45); color: var(--cyan); font-weight: 700; font-size: 14px; letter-spacing: .04em; text-transform: uppercase; }
.pastille::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); }
h1.logo { margin: 18px 0 10px; font: 900 clamp(48px, 10vw, 96px)/.92 var(--titre); text-transform: uppercase; letter-spacing: -.01em;
  color: var(--jaune); text-shadow: 0 4px 0 var(--orange), 0 8px 0 #b3361b, 0 14px 28px rgba(0, 0, 0, .55); transform: rotate(-3deg); transform-origin: left; }
h1.logo span { display: block; color: #fff; text-shadow: 0 4px 0 var(--rose), 0 8px 0 #8d1e5d, 0 14px 28px rgba(0, 0, 0, .55); }
.accroche { font-size: clamp(19px, 2.4vw, 23px); font-weight: 700; margin: 28px 0 10px; max-width: 34ch; }
.heros p.sous { color: var(--doux); max-width: 46ch; margin: 0 0 26px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.bouton { display: inline-flex; align-items: center; gap: 10px; padding: 14px 22px; border-radius: 14px; font: 900 16px/1 var(--titre); text-transform: uppercase; text-decoration: none; letter-spacing: .02em; }
.bouton.plein { background: var(--jaune); color: #2a1300; box-shadow: 0 5px 0 #c98a00; }
.bouton.plein:hover { color: #2a1300; transform: translateY(-1px); }
.bouton.vide { color: var(--texte); border: 2px solid var(--trait); }
.bouton.vide:hover { border-color: var(--doux); }
.statut { margin-top: 18px; font-size: 14px; color: var(--doux); }

/* Arène animée */
.arene { position: relative; width: 100%; max-width: 420px; margin: 0 auto; aspect-ratio: 1; }
.arene svg { width: 100%; height: 100%; overflow: visible; }
.arene .cadre { fill: rgba(47, 28, 86, .65); stroke: var(--cyan); stroke-width: 5; stroke-linejoin: round; filter: drop-shadow(0 0 14px rgba(63, 216, 255, .55)); }
.arene .grille { fill: none; stroke: rgba(196, 182, 230, .12); stroke-width: 2; }
.arene .trace { fill: none; stroke-width: 6; stroke-linecap: round; opacity: .45; }
.arene .statique { display: none; }
.arene .icone { position: absolute; left: 50%; top: 50%; width: 38%; transform: translate(-50%, -50%) rotate(-6deg); border-radius: 24%; box-shadow: 0 0 0 5px var(--jaune), 0 18px 40px rgba(0, 0, 0, .5); }
@media (prefers-reduced-motion: reduce) { .arene .anime { display: none; } .arene .statique { display: inline; } }

/* Sections */
section.bloc { padding: 72px 0; }
section.bloc.alt { background: var(--nuit-2); border-top: 1px solid var(--trait); border-bottom: 1px solid var(--trait); }
.surtitre { color: var(--rose); font: 900 14px/1 var(--titre); letter-spacing: .12em; text-transform: uppercase; }
h2 { font: 900 clamp(28px, 4.4vw, 42px)/1.1 var(--titre); margin: 10px 0 14px; letter-spacing: -.01em; }
.intro { color: var(--doux); max-width: 60ch; margin: 0 0 36px; }

.cartes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 860px) { .cartes { grid-template-columns: 1fr; } }
.carte { background: var(--nuit-3); border: 1px solid var(--trait); border-radius: var(--rayon); padding: 24px; }
.carte .num { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 14px; font: 900 20px/1 var(--titre); color: #2a1300; background: var(--jaune); box-shadow: 0 4px 0 #c98a00; margin-bottom: 16px; }
.carte:nth-child(2) .num { background: var(--rose); color: #fff; box-shadow: 0 4px 0 #8d1e5d; }
.carte:nth-child(3) .num { background: var(--cyan); color: #04202a; box-shadow: 0 4px 0 #1b8aa6; }
.carte h3 { margin: 0 0 8px; font-size: 20px; }
.carte p { margin: 0; color: var(--doux); }

/* Champions */
.champions { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
@media (max-width: 860px) { .champions { grid-template-columns: repeat(3, 1fr); } }
.champion { text-align: center; background: linear-gradient(180deg, var(--nuit-3), var(--nuit)); border: 1px solid var(--trait); border-radius: var(--rayon); padding: 14px 8px 16px; }
.champion .portrait { width: 100%; max-width: 120px; aspect-ratio: 1; margin: 0 auto 8px; background: url("/img/champions.webp?v=1") no-repeat; background-size: 600% 100%; }
.champion strong { display: block; font: 900 17px/1.2 var(--titre); }
.champion small { color: var(--doux); font-size: 13px; }
.c0 { background-position: 0% 0 !important; } .c1 { background-position: 20% 0 !important; } .c2 { background-position: 40% 0 !important; }
.c3 { background-position: 60% 0 !important; } .c4 { background-position: 80% 0 !important; } .c5 { background-position: 100% 0 !important; }
.plus { margin-top: 20px; color: var(--doux); }

/* Engagements */
.engagements { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; list-style: none; padding: 0; margin: 0; }
@media (max-width: 700px) { .engagements { grid-template-columns: 1fr; } }
.engagements li { display: flex; gap: 14px; align-items: flex-start; padding: 18px; border-radius: var(--rayon); background: var(--nuit-3); border: 1px solid var(--trait); }
.engagements li::before { content: "✓"; flex: none; width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; background: rgba(255, 210, 63, .15); color: var(--jaune); font-weight: 900; }
.engagements b { display: block; }
.engagements span { color: var(--doux); font-size: 15px; }

/* FAQ */
details { border-bottom: 1px solid var(--trait); padding: 16px 0; }
details summary { cursor: pointer; font-weight: 700; font-size: 18px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
details summary::-webkit-details-marker { display: none; }
details summary::after { content: "+"; color: var(--jaune); font: 900 22px/1 var(--titre); }
details[open] summary::after { content: "–"; }
details p { color: var(--doux); margin: 10px 0 0; }

/* Pied de page */
.pied { padding: 36px 0 48px; border-top: 1px solid var(--trait); color: var(--doux); font-size: 14px; }
.pied .enveloppe { display: flex; flex-wrap: wrap; gap: 14px 28px; justify-content: space-between; align-items: center; }
.pied nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.pied a { color: var(--doux); }
.pied a:hover { color: var(--texte); }

/* Pages légales */
.doc { max-width: 760px; padding-top: 40px; padding-bottom: 64px; }
.doc h1 { font: 900 clamp(30px, 6vw, 44px)/1.1 var(--titre); margin: 0 0 8px; }
.doc .maj { color: var(--doux); margin: 0 0 28px; font-size: 15px; }
.doc h2 { font-size: 22px; margin: 36px 0 10px; color: var(--jaune); }
.doc h3 { font-size: 18px; margin: 22px 0 6px; }
.doc p, .doc li { color: #e2d9f7; }
.doc ul { padding-left: 22px; }
.doc li { margin: 4px 0; }
.doc .resume { background: var(--nuit-3); border: 1px solid var(--trait); border-left: 5px solid var(--cyan); border-radius: 12px; padding: 16px 20px; margin: 0 0 8px; }
.doc .resume p { margin: 0; }
.doc table { width: 100%; border-collapse: collapse; font-size: 15px; margin: 10px 0; }
@media (max-width: 600px) { .doc table { display: block; overflow-x: auto; } }
.doc th, .doc td { text-align: left; vertical-align: top; padding: 10px 12px; border-bottom: 1px solid var(--trait); }
.doc th { color: var(--doux); font-weight: 700; white-space: nowrap; }
.a-completer { background: rgba(255, 61, 154, .18); color: #ffc2df; border: 1px dashed var(--rose); border-radius: 6px; padding: 0 6px; font-weight: 700; }