/* V0.3 Fix 8.1 — Arena stakes + random matchmaking */
.arena-choice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:12px 0}
.arena-tier-card{appearance:none;width:100%;min-width:0;padding:12px 10px;border:1px solid var(--line);border-radius:16px;background:linear-gradient(180deg,rgba(16,39,56,.96),rgba(9,28,42,.96));color:var(--text);text-align:left;box-shadow:none;cursor:pointer}
.arena-tier-card span,.arena-tier-card b,.arena-tier-card small{display:block}.arena-tier-card span{font-size:7px;color:var(--muted);font-weight:900;letter-spacing:.08em}.arena-tier-card b{font-size:15px;margin:7px 0 5px}.arena-tier-card small{font-size:7px;line-height:1.45;color:var(--muted)}
.arena-tier-card.is-current{border-color:rgba(101,229,189,.58);background:linear-gradient(180deg,rgba(101,229,189,.12),rgba(13,34,51,.95));box-shadow:0 0 0 1px rgba(101,229,189,.06),0 10px 28px rgba(0,0,0,.16)}
.arena-tier-card.is-current span{color:#9ff4d2}.arena-tier-card.is-current b{color:#fff}.arena-tier-card:active{transform:translateY(1px)}
.arena-player-select{display:block;margin:10px 0}.arena-player-select label{display:grid;gap:6px;font-size:8px;color:var(--muted);font-weight:900;letter-spacing:.07em}.arena-player-select select{width:100%;min-width:0;padding:11px 10px;border:1px solid var(--line);border-radius:12px;background:#0b1d2b;color:var(--text);font-size:10px}
.arena-current-tier{margin-top:8px;padding:11px;border:1px solid rgba(101,229,189,.22);border-radius:13px;background:rgba(101,229,189,.045)}.arena-current-tier span,.arena-current-tier b,.arena-current-tier small{display:block}.arena-current-tier span{font-size:7px;color:var(--accent);font-weight:900;letter-spacing:.1em}.arena-current-tier b{font-size:14px;margin:4px 0}.arena-current-tier small{font-size:8px;color:var(--muted);line-height:1.45}
.arena-search-empty,.arena-searching,.arena-match-success{margin:11px 0;padding:18px 12px;border:1px dashed rgba(255,255,255,.11);border-radius:15px;text-align:center;background:rgba(255,255,255,.025)}
.arena-search-empty>span,.arena-match-success>span{display:block;font-size:25px;margin-bottom:7px}.arena-search-empty b,.arena-search-empty small,.arena-searching b,.arena-searching small,.arena-match-success b,.arena-match-success small{display:block}.arena-search-empty b,.arena-searching b,.arena-match-success b{font-size:12px}.arena-search-empty small,.arena-searching small,.arena-match-success small{margin-top:5px;font-size:8px;color:var(--muted);line-height:1.45}
.arena-searching>span{display:block;width:26px;height:26px;margin:0 auto 8px;border:3px solid rgba(101,229,189,.18);border-top-color:var(--accent);border-radius:50%;animation:arena-spin .8s linear infinite}@keyframes arena-spin{to{transform:rotate(360deg)}}
.arena-match-success{border-style:solid;border-color:rgba(101,229,189,.32);background:rgba(101,229,189,.07)}.arena-match-success>span,.arena-match-success b{color:var(--accent)}
.arena-confirm-overlay{position:fixed;inset:0;z-index:120;display:grid;place-items:center;padding:18px;background:rgba(2,10,16,.76);backdrop-filter:blur(4px)}
.arena-confirm-card{width:min(92vw,420px);padding:18px;border:1px solid rgba(101,229,189,.34);border-radius:20px;background:linear-gradient(180deg,#102b3c,#081a28);box-shadow:0 24px 70px rgba(0,0,0,.5)}
.arena-confirm-card>span{font-size:8px;font-weight:900;letter-spacing:.12em;color:var(--accent)}.arena-confirm-card h3{font-size:20px;margin:6px 0 10px}.arena-confirm-card p{margin:0;font-size:11px;line-height:1.65;color:#d9e7ef}.arena-confirm-card p strong{color:var(--gold)}.arena-confirm-card>small{display:block;margin-top:9px;font-size:9px;color:var(--muted)}.arena-confirm-card>div{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:14px}
.arena-settlement{margin:10px 0 14px;padding:13px;border-radius:14px;text-align:center;border:1px solid var(--line)}.arena-settlement span,.arena-settlement strong,.arena-settlement p,.arena-settlement small{display:block}.arena-settlement span{font-size:7px;font-weight:900;letter-spacing:.1em}.arena-settlement strong{font-size:24px;margin:4px 0}.arena-settlement p{margin:0;font-size:9px}.arena-settlement small{margin-top:5px;font-size:8px;color:var(--muted)}.arena-settlement.is-win{border-color:rgba(101,229,189,.32);background:rgba(101,229,189,.07)}.arena-settlement.is-win span,.arena-settlement.is-win strong{color:var(--accent)}.arena-settlement.is-loss{border-color:rgba(255,106,120,.3);background:rgba(255,106,120,.07)}.arena-settlement.is-loss span,.arena-settlement.is-loss strong{color:#ff8d98}
.arena-fix9-note{margin-top:9px;padding:8px 9px;border-radius:10px;background:rgba(84,146,255,.06);border:1px solid rgba(84,146,255,.14);font-size:7px;color:#9fb7c8;line-height:1.5;text-align:center}
@media(max-width:560px){.arena-choice-grid{grid-template-columns:1fr 1fr 1fr;gap:6px}.arena-tier-card{padding:10px 8px}.arena-tier-card b{font-size:13px}.arena-tier-card small{font-size:6.5px}}
@media(max-width:390px){.arena-choice-grid{grid-template-columns:1fr}.arena-tier-card{display:grid;grid-template-columns:1fr auto;column-gap:8px;align-items:center}.arena-tier-card span,.arena-tier-card small{grid-column:1}.arena-tier-card b{grid-column:2;grid-row:1/3;margin:0}.arena-confirm-card>div{grid-template-columns:1fr}}