:root{
  --bg:#0c0e13; --panel:#161a22; --btn:#20242e; --btn-hover:#2a2f3c; --border:#2c313d;
  --fg:#eef4ff; --muted:#93a1ba; --accent:#5fbf46; --accent-hover:#4fa838;
  /* match the GameKit account widget to the theme */
  --gk-panel:var(--panel); --gk-btn:var(--btn); --gk-btn-hover:var(--btn-hover);
  --gk-border:var(--border); --gk-fg:var(--fg); --gk-muted:var(--muted);
  --gk-accent:var(--accent); --gk-accent-hover:var(--accent-hover);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%}
body{background:var(--bg);color:var(--fg);
  font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  display:flex;flex-direction:column;height:100vh;height:100dvh;overflow:hidden;
  user-select:none;-webkit-user-select:none;-webkit-font-smoothing:antialiased}

/* top bar (back + account) */
.topbar{display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:.6rem clamp(.8rem,3vw,1.6rem);border-bottom:1px solid var(--border);flex:none}
.topbar .left{display:flex;align-items:center;gap:.8rem;min-width:0}
.title,.back,#account .gk-btn,#account .gk-menu-item{white-space:nowrap}
.back{color:var(--muted);text-decoration:none;font-size:1.1rem;display:inline-flex;align-items:center}
.back:hover{color:var(--fg)}
.title{font-weight:700;letter-spacing:-.02em}
.title span{color:var(--accent)}
.topbar .right{display:flex;align-items:center;gap:.6rem}

main{flex:1;min-height:0;position:relative}
canvas#c{display:block;width:100%;height:100%;background:#2f5f34;touch-action:none}

/* HUD */
#hud{position:absolute;left:12px;right:12px;top:10px;height:44px;display:flex;align-items:center;gap:14px;
  pointer-events:none;z-index:3}
#hud .hp{display:flex;align-items:center;gap:8px}
#hud .hplabel{font:800 12px system-ui;color:#ff8a8a;letter-spacing:.5px}
#hud .hpbar{width:180px;max-width:34vw;height:14px;background:rgba(0,0,0,.5);border-radius:7px;overflow:hidden;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.12)}
#hud .hpbar>i{display:block;height:100%;width:100%;background:linear-gradient(#ff6b6b,#d63b3b);transition:width .12s}
#hud .spacer{flex:1}
#hud .stat{display:flex;flex-direction:column;align-items:center;line-height:1}
#hud .stat b{font:800 20px system-ui}
#hud .stat span{font:700 10px system-ui;color:#9fb0c8;letter-spacing:.6px;margin-top:2px}

/* wave banner */
#banner{position:absolute;left:0;right:0;top:34%;text-align:center;font:800 40px system-ui;
  color:#ffd34d;text-shadow:0 3px 14px rgba(0,0,0,.6);pointer-events:none;z-index:3}

/* twin-stick touch controls (fixed to the viewport so touch coords line up) */
.stick{position:fixed;width:120px;height:120px;border-radius:50%;pointer-events:none;z-index:4;
  background:rgba(255,255,255,.06);border:2px solid rgba(255,255,255,.14)}
.stick>i{position:absolute;left:35px;top:35px;width:50px;height:50px;border-radius:50%}
#stickL>i{background:rgba(120,180,255,.5);border:2px solid rgba(255,255,255,.3)}
#stickR>i{background:rgba(255,150,120,.55);border:2px solid rgba(255,255,255,.3)}

/* solo game-over overlay */
#overlay{position:absolute;inset:0;display:none;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;text-align:center;background:rgba(8,10,16,.78);padding:24px;z-index:6}
#overlay.show{display:flex}
#overlay h1{margin:0;font:800 40px system-ui;color:#ff7b6b}
#overlay p{margin:0;font:500 16px system-ui;color:#cdd8ea;max-width:30rem}
#overlay p.controls{font:600 13px system-ui;color:#8ea3c2}
#overlay button{margin-top:8px;border:none;border-radius:12px;padding:14px 34px;
  font:800 18px system-ui;color:#0c1a0c;background:var(--accent);box-shadow:0 6px 18px rgba(0,0,0,.35);cursor:pointer}
#overlay button:active{background:var(--accent-hover)}

/* inventory bar (2 guns + 4 items + reload) */
#inv{position:absolute;left:50%;bottom:12px;transform:translateX(-50%);z-index:5;
  display:flex;align-items:stretch;gap:6px;padding:6px;border-radius:12px;
  background:rgba(14,17,24,.72);border:1px solid rgba(255,255,255,.08);box-shadow:0 6px 18px rgba(0,0,0,.35)}
#inv .slot{position:relative;width:66px;height:46px;border-radius:8px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);
  display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer}
#inv .slot.item{width:40px}
#inv .slot.gun.active{background:rgba(120,180,255,.22);border-color:rgba(120,180,255,.65)}
#inv .slot .k{position:absolute;top:2px;left:4px;font:700 9px system-ui;color:#8ea3c2}
#inv .slot .nm{font:800 11px system-ui}
#inv .slot .ammo{font:700 10px 'Courier New',monospace;color:#bcd0ea;margin-top:1px}
#inv .sep{width:1px;background:rgba(255,255,255,.14);margin:2px 1px}
#inv #reloadBtn{width:46px;border-radius:8px;background:rgba(255,207,63,.18);
  color:#ffcf3f;font-size:20px;cursor:pointer;border:1px solid rgba(255,207,63,.42)}
#inv #reloadBtn:active{background:rgba(255,207,63,.4)}

.touchonly{display:none}
body.touch #controls{display:none}
body.touch .touchonly{display:block}

/* ---- multiplayer + launch menu overlays ---- */
.mp-overlays{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  padding:1.2rem;background:rgba(8,12,18,.62);backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px);z-index:7}
.mp-overlays[hidden]{display:none}
.mp-panel{width:min(420px,100%);max-height:100%;overflow-y:auto;background:var(--panel);
  border:1px solid var(--border);border-radius:18px;padding:1.6rem clamp(1.1rem,4vw,1.9rem);
  box-shadow:0 20px 60px rgba(0,0,0,.5);text-align:center}
.mp-panel[hidden]{display:none}
.mp-logo{font-size:clamp(1.9rem,7vw,2.6rem);font-weight:800;letter-spacing:-.03em;margin:.2rem 0 .3rem}
.mp-logo span{color:var(--accent)}
.mp-tagline{color:var(--muted);margin:0 0 1.5rem;font-size:.98rem}
.mp-title{font-size:1.5rem;font-weight:700;margin:0 0 .3rem}
.mp-sub{color:var(--muted);margin:0 0 1.1rem;font-size:.92rem}
.mp-actions{display:flex;flex-direction:column;gap:.6rem;margin-top:.3rem}
.mp-btn{font:inherit;font-weight:700;font-size:1.02rem;cursor:pointer;padding:.8rem 1.2rem;border-radius:11px;
  border:1px solid var(--border);background:var(--btn);color:var(--fg);transition:background .15s,border-color .15s,opacity .15s}
.mp-btn:hover:not(:disabled){background:var(--btn-hover)}
.mp-btn-primary{background:var(--accent);border-color:transparent;color:#10240f}
.mp-btn-primary:hover:not(:disabled){background:var(--accent-hover)}
.mp-btn-ghost{background:transparent;color:var(--muted)}
.mp-btn-ghost:hover:not(:disabled){background:var(--btn);color:var(--fg)}
.mp-btn:disabled{opacity:.5;cursor:default}
.mp-btn.is-ready{background:#1f9d55;border-color:transparent;color:#fff}
.mp-note{min-height:1.2em;margin:.9rem 0 0;font-size:.85rem;color:var(--muted)}
.mp-note.is-error{color:#ff8f7a}
.mp-friends{display:flex;flex-direction:column;gap:.35rem;max-height:40vh;overflow-y:auto;margin-bottom:1.1rem;text-align:left}
.mp-friend{display:flex;align-items:center;gap:.7rem;padding:.6rem .8rem;border:1px solid var(--border);border-radius:10px;cursor:pointer;user-select:none}
.mp-friend:hover{background:var(--btn)}
.mp-friend input{width:1.1rem;height:1.1rem;accent-color:var(--accent);flex:none}
.mp-friend .name{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mp-friends-empty{color:var(--muted);font-size:.9rem;padding:.8rem 0}
.mp-players{list-style:none;margin:0 0 1.1rem;padding:0;display:flex;flex-direction:column;gap:.4rem;text-align:left}
.mp-players li{display:flex;align-items:center;gap:.6rem;padding:.55rem .8rem;border:1px solid var(--border);border-radius:10px}
.mp-players .pname{font-weight:600;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mp-players .pname .you{color:var(--accent);font-size:.72rem;font-weight:700;margin-left:.35rem}
.mp-players .pstatus{font-size:.78rem;font-weight:700;padding:.12rem .5rem;border-radius:6px;white-space:nowrap}
.mp-players .pstatus.ready,.mp-players .pstatus.playing{color:#7ee2a8;background:rgba(31,157,85,.18)}
.mp-players .pstatus.waiting,.mp-players .pstatus.invited{color:var(--muted);background:var(--btn)}
.mp-players .pstatus.dead,.mp-players .pstatus.left{color:#ff9a8a;background:rgba(200,60,50,.16)}

/* in-game team list: compact card under the HUD bar, never eats input */
.mp-hud{position:absolute;top:60px;left:10px;z-index:3;pointer-events:none;display:flex;flex-direction:column;gap:.25rem;
  padding:.4rem .55rem;border-radius:10px;background:rgba(10,14,20,.5);backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);
  font-size:.8rem;max-width:56vw}
.mp-hud[hidden]{display:none}
.mp-hud .row{display:flex;align-items:baseline;gap:.6rem;color:#eef4ff;line-height:1.3}
.mp-hud .row .nm{font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:8.5rem}
.mp-hud .row .sc{margin-left:auto;font-variant-numeric:tabular-nums;font-family:'Courier New',monospace;color:#bcd0ea}
.mp-hud .row.dead{opacity:.6}
.mp-hud .row.dead .nm{text-decoration:line-through}
.mp-hud .row.dead .sc{color:#ff9a8a}
.mp-hud .row.self .nm{color:#ffd166}

@media (max-width:680px){
  .topbar{gap:.6rem;padding:.5rem .7rem}
  .title{font-size:.95rem}
}