/* Brinis Arcade — shared look (dark, cyan/purple neon) for the menu, Snake and Memory */
:root{--a:#22d3ee;--b:#a78bfa;--food:#f472b6;--pad:64px}
@supports (height:1dvh){:root{--pad:clamp(52px,min(17vw,9.5dvh),88px)}}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%;overflow:hidden;overscroll-behavior:none;background:#05060f}
body{position:fixed;inset:0;font-family:system-ui,Segoe UI,Roboto,sans-serif;color:#e5e7eb;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}
body::before{content:"";position:fixed;inset:0;z-index:-1;background:
 radial-gradient(600px 400px at 15% 0%,#0e7490aa,transparent),radial-gradient(600px 500px at 100% 100%,#6d28d9aa,transparent)}
#host{position:absolute;inset:0}
a{color:inherit;text-decoration:none}
h1{margin:0;font-size:clamp(1.35rem,5.5vw,2.1rem);line-height:1.1;background:linear-gradient(90deg,var(--a),var(--b));-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:2px}
.row{display:flex;gap:7px;flex-wrap:wrap;justify-content:center;margin:4px 0 0}
button,.btn2{font:inherit;border:1px solid #ffffff30;border-radius:10px;padding:8px 13px;color:#fff;background:#ffffff10;cursor:pointer;touch-action:manipulation;display:inline-flex;align-items:center;justify-content:center;gap:2px}
button:focus-visible,a:focus-visible{outline:2px solid var(--a);outline-offset:2px}
button.on,.btn2.on{background:linear-gradient(90deg,var(--a),var(--b));color:#000;font-weight:700;border-color:transparent}
button:disabled{opacity:.5;cursor:default}
.stat{border:1px solid #ffffff25;border-radius:12px;padding:3px 12px;text-align:center;min-width:78px;background:#ffffff08}
.stat b{display:block;font-size:1.2rem;color:var(--a);line-height:1.2}.stat span{font-size:.62rem;opacity:.6;text-transform:uppercase}

/* ---- game frame shared by Snake and Memory ---- */
.game{height:100%;height:100dvh;display:grid;gap:6px;justify-items:center;grid-template-columns:minmax(0,1fr);
 padding:max(8px,env(safe-area-inset-top)) max(10px,env(safe-area-inset-right)) max(8px,env(safe-area-inset-bottom)) max(10px,env(safe-area-inset-left))}
.gh{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:8px;width:100%;max-width:640px}
.gh h1{text-align:center;white-space:nowrap}
.gh span{min-width:0}
.gh .menu-btn{justify-self:start;padding:6px 12px;font-weight:700;border-color:#22d3ee66;color:var(--a);white-space:nowrap}
.head{text-align:center;width:100%}
.stage{position:relative;width:100%;min-height:0;touch-action:none}
.cap{min-height:1.4em;max-width:560px;width:100%;text-align:center;font-weight:700;font-size:.92rem;color:var(--a);text-shadow:0 0 10px #22d3ee88;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ctl button{padding:7px 11px;font-size:.92rem}
/* icon-only controls on short or narrow screens */
@media (max-width:359px),(max-height:700px){
 .ctl .t{display:none}.ctl button{padding:6px 10px;font-size:1.05rem}.ctl{gap:5px;margin:0}.game{gap:3px}
 h1{font-size:clamp(1.15rem,5vw,1.6rem)}
 .head .row{margin:3px 0 0}.head button{padding:5px 12px}.stats{margin:0}.stat{padding:1px 10px;min-width:64px}.stat b{font-size:1rem;line-height:1.15}
 .gh .menu-btn{padding:4px 10px}
}
/* overlay (ready / paused / over / won) */
.ov{position:absolute;inset:0;display:none;align-items:center;justify-content:center;text-align:center;background:#05060fcc;border-radius:14px;padding:10px;z-index:3}
.ov.show{display:flex}
.ov .box{background:#0b1020;border:2px solid var(--a);border-radius:20px;padding:18px 20px;max-width:100%;box-shadow:0 0 36px #22d3ee44}
.ov h2{margin:0 0 6px;font-size:clamp(1.4rem,6vw,2rem);background:linear-gradient(90deg,var(--a),var(--b));-webkit-background-clip:text;background-clip:text;color:transparent}
.ov p{margin:4px 0;font-size:.92rem;opacity:.9}
.ov .small{font-size:.76rem;opacity:.65}
.ov .acts{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-top:10px}
.ov .acts button,.ov .acts .btn2{font-size:1.02rem;padding:10px 20px}

/* ---- menu ---- */
.menu{position:absolute;inset:0;overflow-y:auto;-webkit-overflow-scrolling:touch;display:flex;flex-direction:column;align-items:center;padding:max(18px,env(safe-area-inset-top)) 14px max(18px,env(safe-area-inset-bottom));touch-action:pan-y}
.menu .logo{font-size:clamp(1.9rem,8vw,3rem);margin-top:2vh;text-align:center}
.menu .tag{margin:6px 0 18px;opacity:.75;text-align:center}
.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;width:min(760px,100%)}
@media (max-width:560px){.cards{grid-template-columns:1fr}}
.gcard{display:flex;flex-direction:column;align-items:center;text-align:center;gap:6px;padding:20px 16px;border-radius:22px;border:2px solid var(--a);background:#0b1020cc;box-shadow:0 0 26px #22d3ee33,inset 0 0 22px #22d3ee14;transition:transform .15s,box-shadow .15s}
.gcard:nth-child(2){border-color:var(--b);box-shadow:0 0 26px #a78bfa44,inset 0 0 22px #a78bfa18}
.gcard:hover,.gcard:focus-visible{transform:translateY(-3px);box-shadow:0 0 40px #22d3ee66}
.gcard:active{transform:scale(.98)}
.gcard .gi{font-size:3.2rem;line-height:1}
.gcard h2{margin:2px 0 0;font-size:1.6rem;letter-spacing:2px;background:linear-gradient(90deg,var(--a),var(--b));-webkit-background-clip:text;background-clip:text;color:transparent}
.gcard p{margin:0;font-size:.9rem;opacity:.85}
.gcard .best{font-size:.74rem;color:var(--a);opacity:.9}
.gcard .play{margin-top:8px;padding:10px 26px;border-radius:12px;font-weight:800;color:#000;background:linear-gradient(90deg,var(--a),var(--b))}
.menu .pfrow{margin-top:20px;max-width:640px}
.menu .hint{margin:12px 0 0;font-size:.78rem;opacity:.6;text-align:center;max-width:520px}

/* ---- Snake ---- */
.sn{grid-template-rows:auto auto minmax(0,1fr) auto auto auto;grid-template-areas:"head" "stats" "stage" "cap" "ctl" "dpad"}
.sn .head{grid-area:head}.sn .stats{grid-area:stats}.sn .stage{grid-area:stage}.sn .cap{grid-area:cap}.sn .ctl{grid-area:ctl}.sn .dpad{grid-area:dpad}
.sn .boardwrap{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);touch-action:none}
.sn canvas{display:block;width:100%;height:100%;border-radius:14px;background:#070a18;border:2px solid var(--a);box-shadow:0 0 22px #22d3ee55,0 0 46px #a78bfa33;touch-action:none}
.sn canvas.wrap{border-style:dashed}
.sn canvas.hit{animation:hit .4s}
@keyframes hit{20%{translate:-6px 0;border-color:#f87171}60%{translate:6px 0}100%{translate:0 0}}
.dpad{display:grid;grid-template-columns:repeat(3,var(--pad));grid-template-rows:repeat(2,var(--pad));gap:6px;grid-template-areas:". up ." "left down right";touch-action:none}
.pad{padding:0;font-size:calc(var(--pad)*.42);line-height:1;border:2px solid var(--a);border-radius:18px;background:#22d3ee14;color:var(--a);box-shadow:0 0 14px #22d3ee33,inset 0 0 12px #22d3ee22;touch-action:none}
.pad:active,.pad.press{background:linear-gradient(135deg,#22d3ee55,#a78bfa55);color:#fff}
.pad.up{grid-area:up}.pad.left{grid-area:left}.pad.down{grid-area:down}.pad.right{grid-area:right}
@media (hover:hover) and (pointer:fine){:root{--pad:56px}}
@supports (height:1dvh){@media (hover:hover) and (pointer:fine){:root{--pad:clamp(48px,min(12vw,8dvh),64px)}}}
/* ---- Memory ---- */
.mm{grid-template-rows:auto auto auto auto minmax(0,1fr) auto auto;grid-template-areas:"head" "lv" "th" "stats" "stage" "cap" "ctl"}
.mm .head{grid-area:head}.mm .lv{grid-area:lv}.mm .th{grid-area:th}.mm .stats{grid-area:stats}.mm .stage{grid-area:stage;touch-action:manipulation}.mm .cap{grid-area:cap}.mm .ctl{grid-area:ctl}
.mm .lv,.mm .th,.mm .stats{margin:0}
.mm .board{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:grid;perspective:1000px}
.mm .card{aspect-ratio:1;position:relative;transform-style:preserve-3d;transition:transform .45s cubic-bezier(.3,1.4,.5,1);cursor:pointer;padding:0;border:0;background:none;border-radius:14px;touch-action:manipulation}
.mm .card.flip{transform:rotateY(180deg)}
.mm .face{position:absolute;inset:0;border-radius:14px;backface-visibility:hidden;-webkit-backface-visibility:hidden;display:flex;align-items:center;justify-content:center}
.mm .back{background:#0b1020;border:2px solid var(--a);box-shadow:0 0 14px #22d3ee66,inset 0 0 14px #22d3ee33}
.mm .back::after{content:"◆";color:var(--b);font-size:1.4rem;text-shadow:0 0 10px var(--b)}
.mm .front{background:#f8fafc;transform:rotateY(180deg);border:2px solid var(--b)}
.mm .card.done .front{background:#bbf7d0;border-color:#4ade80;box-shadow:0 0 18px #4ade80aa}
.mm .card.bad .front{animation:shake .4s}
@keyframes shake{25%{translate:-5px}75%{translate:5px}}
.mm .conf{position:fixed;inset:0;pointer-events:none;z-index:10}
.mm .ov{position:absolute;inset:0;z-index:5}
@media (prefers-reduced-motion:reduce){.sn canvas.hit,.mm .card.bad .front{animation:none}.mm .card{transition:none}}

/* short landscape screens (phones on their side): board on the left, everything else on the right */
@media (orientation:landscape) and (max-height:520px){
 :root{--pad:52px}
 .sn{grid-template-columns:minmax(0,1fr) minmax(250px,36vw);grid-template-rows:auto auto auto auto 1fr;
  grid-template-areas:"stage head" "stage stats" "stage cap" "stage ctl" "stage dpad";align-items:start;gap:4px 12px}
 .sn .dpad{align-self:end;justify-self:center}
 .sn .stage{grid-row:1/-1;height:100%}
 .cap{font-size:.8rem}
 h1{font-size:1.2rem}
 .ctl .t{display:none}
 .mm{grid-template-columns:minmax(0,1fr) minmax(250px,36vw);grid-template-rows:auto auto auto auto auto 1fr;
  grid-template-areas:"stage head" "stage lv" "stage th" "stage stats" "stage cap" "stage ctl";align-items:start;gap:4px 12px}
 .mm .stage{grid-row:1/-1;height:100%}
}