:root{
  --bg:#1b1b1d; --surface:#262629; --surface2:#2f2f34; --line:#3a3a40; --text:#f2f2f4; --muted:#9a9aa3;
  --gold:#f5b301; --green:#3fa34d; --danger:#d94a3d;
  --c0:#ea4335; --c1:#00a14b; --c2:#fbbc05; --c3:#4285f4;
  --bsz:min(calc(100vw - 16px), calc(100dvh - 250px), 560px);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;overflow:hidden;overscroll-behavior:none}
button{font:inherit;color:inherit;border:0;cursor:pointer}
#app{height:100%;position:relative}
.screen{position:absolute;inset:0;display:none;overflow-y:auto;padding:env(safe-area-inset-top) 0 env(safe-area-inset-bottom)}
.screen.active{display:block}
.hidden{display:none!important}
.center{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;color:var(--muted)}
.spinner{width:34px;height:34px;border:4px solid var(--line);border-top-color:var(--gold);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- shared ---------- */
.btn{background:var(--surface2);padding:12px 16px;border-radius:12px;font-weight:600}
.btn.primary{background:var(--green);color:#fff}
.btn.gold{background:var(--gold);color:#222}
.btn.danger{background:var(--danger);color:#fff}
.btn.sm{padding:8px 12px;border-radius:10px;font-size:14px}
.btn:disabled{opacity:.45;cursor:default}
.btn.block{width:100%}
.ibtn{width:40px;height:40px;border-radius:50%;background:var(--surface);border:1px solid var(--line);font-size:18px;display:flex;align-items:center;justify-content:center}
.ibtn.sm{width:32px;height:32px;font-size:14px}
.toast{position:fixed;left:50%;top:calc(env(safe-area-inset-top) + 56px);transform:translateX(-50%);background:#000c;border:1px solid var(--line);padding:10px 16px;border-radius:12px;z-index:50;max-width:88vw;text-align:center;backdrop-filter:blur(6px)}
.conn{position:fixed;top:0;left:0;right:0;background:var(--danger);text-align:center;padding:4px;font-size:13px;z-index:60}
.av{flex:none}
.avatar{width:100%;height:100%;border-radius:50%;background:var(--surface2);display:flex;align-items:center;justify-content:center;font-weight:700;overflow:hidden;color:#fff;position:relative}
.avatar img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}

/* ---------- home ---------- */
.home{padding:14px 14px 30px;max-width:520px;margin:0 auto}
.me{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.me .av{width:46px;height:46px}
.me .nm{font-weight:700;font-size:17px}
.me .un{color:var(--muted);font-size:13px}
.coins{margin-left:auto;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:8px 14px;font-weight:700;color:var(--gold)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:14px;margin-bottom:14px}
.card h3{margin:0 0 10px;font-size:15px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.04em}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{padding:8px 14px;border-radius:999px;background:var(--surface2);border:1px solid var(--line);font-weight:600}
.chip.on{background:var(--gold);color:#222;border-color:var(--gold)}
.games{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.gcard{background:var(--surface2);border-radius:14px;padding:16px 10px;text-align:center;border:1px solid var(--line)}
.gcard .em{font-size:34px}
.gcard .t{font-weight:700;margin-top:6px}
.gcard .s{font-size:12px;color:var(--muted)}
.joinrow{display:flex;gap:8px}
.joinrow input,.chat-form input{flex:1;background:var(--bg);border:1px solid var(--line);border-radius:12px;color:var(--text);padding:12px;font:inherit;text-transform:uppercase;letter-spacing:.08em;min-width:0}
.lb{list-style:none;margin:0;padding:0}
.lb li{display:flex;align-items:center;gap:10px;padding:8px 0;border-bottom:1px solid var(--line)}
.lb li:last-child{border:0}
.lb .rk{width:22px;color:var(--muted);text-align:center}
.lb .w{margin-left:auto;color:var(--gold);font-weight:700}
.sm-av{width:30px;height:30px}

/* ---------- lobby ---------- */
.lobby{padding:18px 14px;max-width:520px;margin:0 auto;text-align:center}
.lobby h2{margin:6px 0;color:var(--gold);font-size:26px}
.lobby .wait{color:var(--muted);margin-bottom:16px}
.codebox{display:flex;align-items:center;justify-content:center;gap:8px;margin-bottom:14px;flex-wrap:wrap}
.code{font-family:ui-monospace,monospace;font-size:18px;letter-spacing:.12em;background:var(--surface);padding:8px 14px;border-radius:10px;border:1px dashed var(--line)}
.plist{border:2px dashed var(--line);border-radius:16px;padding:10px;margin-bottom:18px;display:flex;flex-direction:column;gap:8px}
.prow2{display:flex;align-items:center;gap:12px;background:var(--surface);padding:10px 12px;border-radius:12px;text-align:left}
.prow2 .av{width:44px;height:44px;flex:none}
.prow2 .nm{font-weight:700}
.prow2 .un{color:var(--muted);font-size:13px}
.prow2 .n{color:var(--c3);font-weight:800;margin-right:2px}
.hostb{background:var(--gold);color:#222;border-radius:999px;padding:2px 10px;font-size:12px;font-weight:800;margin-left:6px}
.prow2 .x{margin-left:auto}
.empty{opacity:.45;border:1px dashed var(--line)}
.lobby .btn.start{font-size:18px;padding:16px;margin-bottom:10px}

/* ---------- game common ---------- */
.topbar{display:flex;align-items:center;gap:8px;padding:8px 10px;position:relative;z-index:5}
.roomtag{margin:0 auto;background:var(--surface);border:1px solid var(--line);border-radius:0 0 18px 18px;padding:8px 22px;font-weight:700;letter-spacing:.04em;font-size:15px}
.stage{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:0 8px 10px;min-height:calc(100dvh - 64px)}
.prow{width:var(--bsz);display:flex;justify-content:space-between}
.pslot{width:48%}
.resbar{position:absolute;inset:0}

/* ---------- ludo ---------- */
.boardbox{width:var(--bsz);height:var(--bsz);position:relative}
.board{position:absolute;inset:0;background:#fff;border-radius:6px;overflow:hidden;transition:transform .4s}
.yard{position:absolute}
.yard.c0{background:var(--c0)}.yard.c1{background:var(--c1)}.yard.c2{background:var(--c2)}.yard.c3{background:var(--c3)}
.yard-in{position:absolute;left:16.67%;top:16.67%;width:66.67%;height:66.67%;background:#fff;border-radius:16%;box-shadow:0 2px 8px #0004}
.cell{position:absolute;width:6.6667%;height:6.6667%;border:.5px solid #555;background:#fff;display:flex;align-items:center;justify-content:center}
.cell.c0{background:var(--c0)}.cell.c1{background:var(--c1)}.cell.c2{background:var(--c2)}.cell.c3{background:var(--c3)}
.cell .star{font-style:normal;color:#8a8a8a;font-size:calc(var(--bsz)/15*.62);line-height:1;transform:rotate(var(--unrot,0deg))}
.cell.start .star{color:#ffffffcc}
.center-box{position:absolute}
.token{position:absolute;width:6.6667%;height:6.6667%;transition:left .14s linear,top .14s linear;transform:translate(calc(var(--dx,0)*100%),calc(var(--dy,0)*100%)) rotate(var(--unrot,0deg)) scale(var(--s,1));z-index:3;display:flex;align-items:center;justify-content:center}
.pin{width:78%;height:78%;border-radius:50% 50% 50% 0;transform:rotate(-45deg);background:#f4f4f4;border:2px solid #222;box-shadow:0 2px 4px #0007;display:flex;align-items:center;justify-content:center;margin-bottom:12%}
.pin::after{content:"";width:48%;height:48%;border-radius:50%;background:var(--tc);box-shadow:inset 0 -2px 3px #0005,inset 0 2px 3px #fff7}
.token.t0{--tc:var(--c0)}.token.t1{--tc:var(--c1)}.token.t2{--tc:var(--c2)}.token.t3{--tc:var(--c3)}
.token.movable{z-index:6;cursor:pointer}
.token.movable .pin{animation:hop .5s ease-in-out infinite;border-color:#fff;box-shadow:0 0 0 2px var(--gold),0 2px 6px #000a}
@keyframes hop{50%{transform:rotate(-45deg) translate(-8%,-8%)}}

.panel{display:flex;flex-direction:column;align-items:center;gap:3px;position:relative;transition:opacity .2s}
.panel.empty{opacity:.35}
.panel.left{opacity:.3;filter:grayscale(1)}
.pill{display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:6px 10px;width:100%;justify-content:space-between}
.panel.rev .pill{flex-direction:row-reverse}
.panel.turn .pill{border-color:var(--pc);box-shadow:0 0 0 1px var(--pc),0 0 14px -2px var(--pc)}
.panel.c0{--pc:var(--c0)}.panel.c1{--pc:var(--c1)}.panel.c2{--pc:var(--c2)}.panel.c3{--pc:var(--c3)}
.ring{width:clamp(44px,11vw,56px);aspect-ratio:1;border-radius:50%;padding:3px;background:conic-gradient(var(--pc) var(--p,0deg),#44444b 0);flex:none}
.panel:not(.turn) .ring{background:#44444b}
.dicebox{width:clamp(44px,11vw,56px);aspect-ratio:1;border-radius:12px;background:#111;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;flex:none}
.dice{width:100%;height:100%;border-radius:12px;background:#fff;display:grid;grid-template:repeat(3,1fr)/repeat(3,1fr);padding:18%;gap:0}
.dice i{border-radius:50%;margin:12%}
.dice i.on{background:#222}
.dicebox.rollable{background:#fff;animation:pulse 1s ease-in-out infinite;cursor:pointer;font-size:24px;color:#222}
.dicebox.rolling .dice{animation:shake .5s}
@keyframes pulse{50%{box-shadow:0 0 0 6px #f5b30088}}
@keyframes shake{0%,100%{transform:none}20%{transform:rotate(-20deg) scale(1.1)}40%{transform:rotate(18deg) scale(.95)}60%{transform:rotate(-12deg) scale(1.08)}80%{transform:rotate(8deg)}}
.tag{font-family:ui-monospace,monospace;font-size:13px;background:#0008;border-radius:10px;padding:2px 10px;color:var(--gold);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tag.you{color:#fff;background:var(--pc)}
.dots{display:flex;gap:5px;height:8px}
.dots i{width:7px;height:7px;border-radius:50%;background:var(--pc);opacity:.35}
.dots i.on{opacity:1}
.badge{position:absolute;top:2px;left:50%;transform:translateX(-50%);background:var(--danger);color:#fff;font-size:11px;font-weight:800;border-radius:999px;padding:2px 8px;pointer-events:none;z-index:2}

/* ---------- tic tac toe ---------- */
.ttt{display:flex;flex-direction:column;align-items:center;gap:18px;padding:10px 14px}
.ttt .panel{width:min(320px,90vw)}
.ttt-board{display:grid;grid-template:repeat(3,1fr)/repeat(3,1fr);gap:8px;width:min(320px,86vw);aspect-ratio:1}
.tcell{background:var(--surface);border:1px solid var(--line);border-radius:14px;font-size:clamp(40px,14vw,64px);font-weight:800;display:flex;align-items:center;justify-content:center;transition:background .2s}
.tcell.X{color:var(--c3)}.tcell.O{color:var(--c0)}
.tcell.can{background:var(--surface2);cursor:pointer}
.tcell.win{background:#3fa34d55;border-color:var(--green)}
.markchip{font-weight:800;font-size:18px;margin-left:6px}

/* ---------- chat / overlay ---------- */
.chat{position:fixed;left:0;right:0;bottom:0;background:var(--surface);border-top:1px solid var(--line);border-radius:18px 18px 0 0;z-index:40;padding:12px;max-height:62vh;display:flex;flex-direction:column;gap:8px;padding-bottom:calc(12px + env(safe-area-inset-bottom))}
.chat-head{display:flex;justify-content:space-between;align-items:center}
.chat-list{overflow-y:auto;flex:1;min-height:90px;display:flex;flex-direction:column;gap:4px;font-size:14px}
.chat-list .m b{color:var(--gold)}
.chat-quick{display:flex;gap:6px;flex-wrap:wrap}
.chat-quick button{background:var(--surface2);border-radius:999px;padding:6px 12px;font-size:15px}
.chat-form{display:flex;gap:8px}
.chat-form input{text-transform:none;letter-spacing:0}
.overlay{position:fixed;inset:0;background:#000b;z-index:45;display:flex;align-items:center;justify-content:center;padding:20px;backdrop-filter:blur(3px)}
.rbox{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:24px;text-align:center;width:min(360px,100%);display:flex;flex-direction:column;gap:10px}
.rbox h2{margin:0;font-size:28px}
.rbox .sub{color:var(--muted)}
.rbox .amt{font-size:22px;font-weight:800}
.amt.win{color:var(--gold)}.amt.lose{color:var(--danger)}

/* ---------- shared layout for the newer games ---------- */
.gstage{display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:12px;padding:8px 8px 16px;min-height:calc(100dvh - 64px)}
.hint{min-height:22px;color:var(--muted);font-size:14px;text-align:center}
.pbar{display:flex;gap:8px;width:var(--bsz);flex-wrap:wrap}
.pchip{flex:1 1 calc(50% - 8px);min-width:0;display:flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:5px 12px 5px 5px;transition:opacity .2s}
.pchip.left{opacity:.35;filter:grayscale(1)}
.pchip .ring{width:42px;aspect-ratio:1;border-radius:50%;padding:3px;background:#44444b;flex:none}
.pchip.turn{border-color:var(--pc);box-shadow:0 0 0 1px var(--pc),0 0 14px -3px var(--pc)}
.pchip.turn .ring{background:conic-gradient(var(--pc) var(--p,360deg),#44444b 0)}
.pchip .pi{min-width:0;display:flex;flex-direction:column;gap:1px}
.pchip .tag{font-size:12px;padding:1px 8px;background:none;color:var(--text);overflow:hidden;text-overflow:ellipsis}
.pchip .tag.you{background:var(--pc);color:#fff}
.pchip .sub{font-size:11px;color:var(--muted);padding-left:8px;white-space:nowrap}
.pchip .score{margin-left:auto;font-weight:800;font-size:15px;color:var(--pc);white-space:nowrap}

/* ---------- snakes & ladders ---------- */
.slbox{position:relative;width:var(--bsz);height:calc(var(--bsz)*1.1);background:#2a2a2e;border-radius:12px}
.slgrid{position:absolute;left:0;top:0;width:100%;height:calc(100%*100/110);display:grid;grid-template:repeat(10,1fr)/repeat(10,1fr);border-radius:12px 12px 0 0;overflow:hidden}
.slc{padding:2px 3px;font-size:calc(var(--bsz)/100*2.9);color:#5b4120;font-weight:700;line-height:1}
.slc i{font-style:normal}
.slc.a{background:#fbe9b7}.slc.b{background:#f2d28a}.slc.goal{background:#ffd34d;font-size:calc(var(--bsz)/100*5)}
.slsvg,.sltoks{position:absolute;inset:0;pointer-events:none}
.sltok{position:absolute;width:6.4%;aspect-ratio:1;transform:translate(-50%,-50%);border-radius:50%;background:var(--tc);border:2.5px solid #fff;box-shadow:0 2px 5px #000a;transition:left .14s linear,top .14s linear}
.sltok.jump{transition:left .6s ease-in-out,top .6s ease-in-out}
.slctl{display:flex;align-items:center;gap:12px;width:var(--bsz)}
.dicebox2{width:54px;height:54px;flex:none;border-radius:12px;background:#111;border:1px solid var(--line)}
.dicebox2.rolling .dice{animation:shake .5s}
.slmsg{flex:1;font-size:14px;color:var(--text);min-width:0}

/* ---------- connect four ---------- */
.c4wrap{width:var(--bsz)}
.c4board{display:grid;grid-template-columns:repeat(7,1fr);background:#2455c9;border-radius:16px;padding:8px;overflow:hidden;box-shadow:0 6px 0 #173a8c,0 10px 20px #0008}
.c4col{display:grid;grid-template-rows:repeat(6,1fr);border-radius:10px;padding:1px}
.c4board.can .c4col{cursor:pointer}
.c4board.can .c4col:hover{background:#ffffff22}
.hole{position:relative;aspect-ratio:1;margin:3px;border-radius:50%;background:#12141b;box-shadow:inset 0 4px 8px #000b}
.disc{position:absolute;inset:0;border-radius:50%;background:var(--dc);box-shadow:inset 0 -5px 7px #0005,inset 0 4px 6px #fff6}
.disc.drop{animation:fall .45s cubic-bezier(.5,0,.9,.6)}
@keyframes fall{from{transform:translateY(calc(var(--rows)*-118% - 130%))}to{transform:none}}
.hole.win .disc{outline:4px solid #fff;animation:glow .7s ease-in-out infinite alternate}
@keyframes glow{to{filter:brightness(1.35)}}

/* ---------- rock paper scissors ---------- */
.rps{display:flex;flex-direction:column;align-items:center;gap:14px;width:var(--bsz)}
.rpsround{color:var(--muted);font-weight:600}
.rpsstage{min-height:190px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;text-align:center}
.rpsstage .big{font-size:24px;font-weight:800}
.rpsstage .sub{color:var(--muted)}
.reveal{display:flex;align-items:center;gap:22px;font-size:78px;line-height:1}
.reveal b{font-size:22px;color:var(--muted)}
.verdict{font-size:22px;font-weight:800;color:var(--gold)}
.pop{display:inline-block;animation:popin .4s cubic-bezier(.3,1.6,.6,1)}
.pop2{animation-delay:.15s;animation-fill-mode:backwards}
@keyframes popin{from{transform:scale(.2) rotate(-25deg);opacity:0}}
.rpsbtns{display:flex;gap:12px}
.rpsbtns.off{opacity:.35;pointer-events:none}
.rbtn{width:92px;padding:12px 0 8px;border-radius:22px;background:var(--surface2);border:2px solid var(--line);display:flex;flex-direction:column;align-items:center;gap:2px}
.rbtn span{font-size:44px;line-height:1.1}
.rbtn i{font-style:normal;font-size:12px;color:var(--muted);text-transform:capitalize}
.rbtn:active{transform:scale(.94);border-color:var(--gold)}

/* ---------- memory match ---------- */
.mgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;width:var(--bsz)}
.mcard{aspect-ratio:1;perspective:700px;background:none;padding:0}
.mi{position:relative;width:100%;height:100%;transform-style:preserve-3d;transition:transform .35s}
.mb,.mf{position:absolute;inset:0;border-radius:14px;backface-visibility:hidden;-webkit-backface-visibility:hidden;display:flex;align-items:center;justify-content:center}
.mb{background:linear-gradient(135deg,#3a4bd6,#7b3fd6);font-size:30px;font-weight:800;color:#ffffff88;border:2px solid #ffffff30}
.mf{background:#fff;transform:rotateY(180deg);font-size:clamp(28px,10vw,46px);border:3px solid transparent}
.mcard.up .mi{transform:rotateY(180deg)}
.mcard.m .mf{background:#effbea;border-color:var(--oc)}
.mgrid.can .mcard:not(.m):active .mi{transform:scale(.95)}

/* ---------- carrom ---------- */
.cvwrap{width:var(--bsz);aspect-ratio:1;background:#6b3f16;padding:7px;border-radius:16px;box-shadow:0 6px 18px #0009}
#cv{width:100%;height:100%;display:block;border-radius:9px;touch-action:none}
.cvctl{display:flex;align-items:center;gap:10px;width:var(--bsz);color:var(--muted)}
.cvctl input{flex:1;accent-color:var(--gold);height:30px}