/* TournifyPK Arena — Phase 1 standalone styles (no build step). */
.arena-wrap{max-width:72rem;margin:0 auto;padding:2.5rem 1.25rem 4rem}
.arena-hero{text-align:center;margin-bottom:2.5rem}
.arena-hero--compact{margin-bottom:1.75rem}
.arena-hero .apex-display{font-size:clamp(2.2rem,5vw,3.6rem);color:#fff;margin:.75rem 0}
.arena-sub{color:var(--apex-mute,#9aa3b2);font-size:1.05rem;max-width:40rem;margin:0 auto}
.arena-back{display:inline-block;color:var(--apex-mute,#9aa3b2);text-decoration:none;margin-bottom:1rem;font-size:.9rem}
.arena-back:hover{color:#fff}
.arena-stats{display:flex;gap:1rem;justify-content:center;margin-top:1.75rem;flex-wrap:wrap}
.arena-stat{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.09);border-radius:.9rem;padding:.9rem 1.6rem;min-width:8.5rem}
.arena-stat strong{display:block;font-size:1.6rem;color:#fff}
.arena-stat span{font-size:.8rem;color:var(--apex-mute,#9aa3b2)}
.arena-section{margin-bottom:2.5rem}
.arena-h2{color:#fff;font-size:1.35rem;margin-bottom:1rem;font-weight:700}
.arena-dim{color:var(--apex-mute,#9aa3b2)}
.arena-games{display:grid;grid-template-columns:repeat(auto-fill,minmax(20rem,1fr));gap:1.25rem}
.arena-game-card{display:flex;align-items:center;gap:1rem;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.09);border-radius:1rem;padding:1.1rem 1.25rem;text-decoration:none;transition:transform .15s,border-color .15s}
.arena-game-card:hover{transform:translateY(-2px);border-color:rgba(0,255,132,.45)}
.arena-game-card__art{width:3.4rem;height:3.4rem;border-radius:.8rem;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.6rem;color:#04140a;background:linear-gradient(135deg,#00ff84,#00c8ff);flex-shrink:0}
.arena-game-card__body{flex:1;display:flex;flex-direction:column;gap:.15rem}
.arena-game-card__body strong{color:#fff;font-size:1.05rem}
.arena-challenge-list{display:flex;flex-direction:column;gap:.75rem}
.arena-challenge{display:flex;align-items:center;justify-content:space-between;gap:1rem;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.09);border-radius:.9rem;padding:1rem 1.25rem;color:#e8ecf1}
.arena-challenge--link{text-decoration:none}
.arena-challenge--link:hover{border-color:rgba(0,255,132,.45)}
.arena-challenge strong{color:#fff}
.arena-challenge__actions{display:flex;gap:.6rem}
.arena-btn{display:inline-block;padding:.65rem 1.3rem;border-radius:.7rem;font-weight:700;font-size:.9rem;text-decoration:none;cursor:pointer;border:1px solid transparent;transition:filter .15s}
.arena-btn--primary{background:linear-gradient(135deg,#00ff84,#00c8ff);color:#04140a;border:0}
.arena-btn--primary:hover{filter:brightness(1.1)}
.arena-btn--ghost{background:transparent;color:#e8ecf1;border-color:rgba(255,255,255,.2)}
.arena-btn--ghost:hover{border-color:#fff}
.arena-btn--sm{padding:.45rem .9rem;font-size:.82rem}
.arena-btn[disabled]{opacity:.55;cursor:default}
.arena-note{background:rgba(0,200,255,.07);border:1px solid rgba(0,200,255,.25);border-radius:.9rem;padding:1.1rem 1.25rem;color:#cfe9f2;font-size:.95rem}
.arena-note--soon{text-align:center;max-width:38rem;margin:1.75rem auto 0}
.arena-players{display:flex;flex-direction:column;gap:.6rem}
.arena-player{display:flex;align-items:center;gap:.9rem;background:rgba(255,255,255,.035);border:1px solid rgba(255,255,255,.08);border-radius:.8rem;padding:.7rem 1rem}
.arena-player__info{flex:1;display:flex;flex-direction:column;gap:.1rem;color:#fff}
.arena-avatar{border-radius:50%;object-fit:cover;background:#1a2230}
.arena-avatar--sm{vertical-align:-7px;margin-right:.35rem}
.arena-presence{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em}
.arena-presence--online{color:#00ff84}
.arena-presence--in_match{color:#ffc857}
.arena-game-tabs{display:flex;gap:.6rem;flex-wrap:wrap;margin-bottom:1.25rem}
.arena-tab{padding:.5rem 1.1rem;border-radius:2rem;border:1px solid rgba(255,255,255,.15);color:#cfd6e0;text-decoration:none;font-size:.88rem}
.arena-tab--active{background:linear-gradient(135deg,#00ff84,#00c8ff);color:#04140a;border:0;font-weight:700}
.arena-table{width:100%;border-collapse:collapse;color:#e8ecf1;font-size:.95rem}
.arena-table th,.arena-table td{padding:.8rem .9rem;text-align:left;border-bottom:1px solid rgba(255,255,255,.07)}
.arena-table th{color:var(--apex-mute,#9aa3b2);font-size:.78rem;text-transform:uppercase;letter-spacing:.08em}
.arena-row--me{background:rgba(0,255,132,.06)}
.arena-tier{font-size:.8rem;font-weight:700;padding:.2rem .7rem;border-radius:2rem;background:rgba(255,255,255,.08)}
.arena-tier--elite{color:#00eeff}.arena-tier--diamond{color:#a855f7}.arena-tier--platinum{color:#e2e8f0}
.arena-tier--gold{color:#ffd700}.arena-tier--silver{color:#c0c0c0}.arena-tier--bronze{color:#cd7f32}
.arena-pagination{margin-top:1.25rem}
.arena-vs{display:flex;align-items:center;justify-content:center;gap:2rem;margin:1rem 0}
.arena-vs__player{display:flex;flex-direction:column;align-items:center;gap:.4rem;color:#fff}
.arena-vs__mid{font-size:2rem;font-weight:800;color:var(--apex-mute,#9aa3b2)}
.arena-toast{position:fixed;bottom:1.5rem;left:50%;transform:translateX(-50%);background:#101826;border:1px solid rgba(0,255,132,.4);color:#fff;padding:.8rem 1.4rem;border-radius:.8rem;z-index:9999;font-size:.92rem}
@media (max-width:640px){.arena-challenge{flex-direction:column;align-items:flex-start}.arena-vs{gap:1rem}}

/* ── Phase 2: solo practice / emulator ─────────────────────────────────── */
.arena-emu{margin-top:1.25rem}
.arena-picker{background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.12);border-radius:1rem;padding:1.5rem;max-width:660px;margin:0 auto;text-align:center}
.arena-picker h2{margin:0 0 .4rem;font-size:1.3rem;color:#fff}
.arena-picker__fields{display:grid;gap:.9rem;margin:1.1rem 0;text-align:left}
@media(min-width:640px){.arena-picker__fields{grid-template-columns:1fr 1fr}}
.arena-file{display:block;background:rgba(0,0,0,.32);border:1px dashed rgba(255,255,255,.25);border-radius:.7rem;padding:.9rem;cursor:pointer;transition:border-color .15s}
.arena-file:hover{border-color:rgba(0,255,132,.6)}
.arena-file span{display:block;font-weight:700;margin-bottom:.5rem;font-size:.9rem;color:#fff}
.arena-file em{font-style:normal;color:#9fb3c8;font-weight:400}
.arena-file input{width:100%;font-size:.8rem;color:#cfe9f2}
.arena-file--done{border-style:solid;border-color:#00ff84}
.arena-picker__row{display:flex;gap:1rem;align-items:center;justify-content:center;flex-wrap:wrap;margin-top:1rem}
.arena-toggle{display:flex;gap:.45rem;align-items:center;font-size:.88rem;color:#cfe9f2;cursor:pointer}
.arena-toggle input{accent-color:#00ff84}
.arena-note--legal{margin-top:1rem;font-size:.8rem;color:#8fa3b8}
.arena-emu-error{margin-top:1rem;color:#ff7a7a;font-size:.9rem}
.arena-screen{width:100%;max-width:960px;margin:0 auto;min-height:480px;background:#000;border-radius:1rem;overflow:hidden;border:1px solid rgba(255,255,255,.12)}
.arena-screen:empty{display:none}
.arena-screen--pixel canvas{image-rendering:pixelated!important}
@media(max-width:640px){.arena-screen{min-height:320px}}

/* Arena file cache ("select once, play forever") */
.arena-cache-ok{color:#eafff1;font-size:1rem;margin:0 0 .4rem}
.arena-cache-ok strong{color:#00ff84}
.arena-cache-meta{font-size:.78rem;margin:.4rem 0 .9rem}
.arena-linklike{background:none;border:none;color:#8fa393;text-decoration:underline;cursor:pointer;font-size:.78rem;padding:0;margin-top:.8rem}
.arena-linklike:hover{color:#eafff1}
#arena-cached .arena-picker__row{margin-top:.6rem}