/* GameSpawner UI kit (basic): glossy "casual AAA" look in pure CSS + 3 SVG ribbons. Copy to <game>/css/ui-kit.css,
   load it before the game's own CSS, then retheme by overriding the tokens below. Pairs with game-ui-premium, which
   swaps these looks for ChatGPT image art without changing any class names. */

@font-face{font-family:"Lilita One";src:url(../assets/fonts/lilita-one-latin-400-normal.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Nunito";src:url(../assets/fonts/nunito-latin-800-normal.woff2) format("woff2");font-weight:600 800;font-display:swap}

/* ---------------------------------------------------------------- tokens (retheme here) */
:root{
  --ink:#2a1f45;             /* every outline, text stroke and drop lip */
  --muted:#6d6487;           /* small body text on light panels */
  --accent:#3fc4ff;          /* focus rings, highlights */
  --gold:#ffc93c;
  --display:'Lilita One','Arial Rounded MT Bold','Trebuchet MS',system-ui,sans-serif;
  --body:'Nunito','Segoe UI',system-ui,sans-serif;
  /* button materials: gloss/top, body/bottom, lip (thickness), outline */
  --green-top:#a6f57a;--green-bot:#3cbf47;--green-lip:#2a8a36;--green-out:#1d5a26;       /* proceed: Play, Next */
  --yellow-top:#ffe97a;--yellow-bot:#ffb21f;--yellow-lip:#d98a0b;--yellow-out:#7a4600;   /* buy / spend */
  --blue-top:#8ee3ff;--blue-bot:#2ba3ef;--blue-lip:#1d74c2;--blue-out:#123f78;           /* secondary */
  --purple-top:#e0a8ff;--purple-bot:#9050ff;--purple-lip:#6630cf;--purple-out:#35137a;   /* rewarded ads only */
  --white-top:#ffffff;--white-bot:#e8e2f5;--white-lip:#b4aacb;--white-out:var(--ink);    /* tertiary: Back, Home */
  --spring:cubic-bezier(.2,1.6,.4,1);
  /* safe area: native insets from unity-bridge.js, CSS env() in browsers */
  --safe-top:var(--ub-safe-top,env(safe-area-inset-top,0px));
  --safe-bottom:var(--ub-safe-bottom,env(safe-area-inset-bottom,0px));
  --safe-left:var(--ub-safe-left,env(safe-area-inset-left,0px));
  --safe-right:var(--ub-safe-right,env(safe-area-inset-right,0px));
  color-scheme:light;
}

/* ---------------------------------------------------------------- base */
[hidden]{display:none!important}
html,body{height:100%;overflow:hidden}
body{margin:0;color:var(--ink);font-family:var(--body);touch-action:none;user-select:none;-webkit-user-select:none;-webkit-tap-highlight-color:transparent}
button{font:inherit}
button:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
/* white sticker text with an ink stroke (HUD labels, numbers) */
.stroke{font-family:var(--display);color:#fff;-webkit-text-stroke:6px var(--ink);paint-order:stroke fill;text-shadow:0 4px 0 var(--ink)}
.tag{margin:0;text-align:center;font-weight:800;color:var(--muted);font-size:15px}
.row{display:flex;gap:10px;width:100%}.row>*{flex:1;min-width:0}

/* Gradient title: gold fill + a separate stroke/shadow layer copied from data-text (<h2 class="title-text" data-text="X">X</h2>).
   Don't animate its own transform (Chrome can drop the clipped gradient); animate a wrapper. */
.title-text{position:relative;margin:0;font-family:var(--display);font-weight:400;line-height:1;letter-spacing:.02em;
  font-size:clamp(32px,9.5vw,46px);white-space:nowrap;
  background:linear-gradient(#fff8c4 15%,#ffd23f 55%,#ff9a1f 90%);-webkit-background-clip:text;background-clip:text;color:transparent}
.title-text::before{content:attr(data-text);position:absolute;inset:0;z-index:-1;color:var(--ink);-webkit-text-stroke:9px var(--ink);text-shadow:0 6px 0 var(--ink)}
.lose .title-text{background-image:linear-gradient(#ffffff 15%,#d6e2ff 55%,#9db3e8 90%)}

/* ---------------------------------------------------------------- 3D candy button
   <button class="b3d green"><span class="lbl">PLAY</span></button>   colours: green yellow blue purple white
   sizes: (default 66px) .small 54px .cta 76px .price 52px (auto width) .sq 50px icon button (+ .round). Icons: <img> before/after the .lbl. */
.b3d{--top:var(--white-top);--bot:var(--white-bot);--lip:var(--white-lip);--out:var(--white-out);--lipH:7px;
  position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;gap:10px;width:100%;
  min-height:66px;padding:0 20px var(--lipH);box-sizing:border-box;cursor:pointer;
  font-family:var(--display);font-size:28px;letter-spacing:.03em;line-height:1;color:#fff;
  border:4px solid var(--out);border-radius:20px;
  background:linear-gradient(var(--top),var(--bot)) top/100% calc(100% - var(--lipH)) no-repeat,var(--lip);
  box-shadow:0 7px 14px rgba(28,18,52,.28);
  transition:translate .08s ease-out,background-size .08s ease-out,padding .08s ease-out}
.b3d::before{content:"";position:absolute;left:10px;right:10px;top:4px;height:40%;border-radius:12px 12px 50% 50%/12px 12px 26px 26px;
  background:linear-gradient(rgba(255,255,255,.62),rgba(255,255,255,.1));pointer-events:none}   /* gloss band */
.b3d .lbl{position:relative;-webkit-text-stroke:6px var(--out);paint-order:stroke fill;text-shadow:0 3px 0 var(--out)}
.b3d img{position:relative;width:34px;height:34px;flex:none}
.b3d:active:not(:disabled){translate:0 3px;--lipH:3px;box-shadow:0 3px 8px rgba(28,18,52,.25)}   /* press into the lip */
.b3d:focus-visible{outline:3px solid #fff;outline-offset:3px}
.b3d.b3d:disabled{cursor:default;--top:#e4dff0;--bot:#bdb5d3;--lip:#9089aa;--out:#5d5679}   /* doubled class beats colours */
.b3d:disabled img{opacity:.55}
.b3d.green{--top:var(--green-top);--bot:var(--green-bot);--lip:var(--green-lip);--out:var(--green-out)}
.b3d.yellow{--top:var(--yellow-top);--bot:var(--yellow-bot);--lip:var(--yellow-lip);--out:var(--yellow-out)}
.b3d.blue{--top:var(--blue-top);--bot:var(--blue-bot);--lip:var(--blue-lip);--out:var(--blue-out)}
.b3d.purple{--top:var(--purple-top);--bot:var(--purple-bot);--lip:var(--purple-lip);--out:var(--purple-out)}
.b3d.small{min-height:54px;font-size:20px;border-radius:16px;--lipH:6px;padding:0 12px var(--lipH)}
.b3d.small .lbl{-webkit-text-stroke:5px var(--out)}
.b3d.cta{min-height:76px;font-size:34px}
.b3d.price{width:auto;min-width:88px;min-height:52px;font-size:21px;gap:3px;padding:0 12px 6px;--lipH:6px;border-radius:16px}   /* shop price: coin img + number */
.b3d.sq{width:50px;height:50px;min-height:50px;padding:0 0 var(--lipH);border-radius:15px;font-size:22px;--lipH:5px}
.b3d.sq img{width:36px;height:36px}
.b3d.sq.round{width:58px;height:58px;min-height:58px;border-radius:50%}

/* ---------------------------------------------------------------- popups
   <div class="overlay" id="x" hidden><div class="menu">
     <div class="ribbon blue"><h2 class="title-text" data-text="UPGRADES">UPGRADES</h2></div>
     <div class="rpanel"> ...content, then buttons... </div></div></div>
   Ribbon colours: default = victory pink, .blue = menus, inside .lose = defeat slate. */
.overlay{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;
  padding-block:calc(var(--safe-top) + 16px) calc(var(--safe-bottom) + 16px);
  padding-left:max(16px,var(--safe-left));padding-right:max(16px,var(--safe-right));
  background:radial-gradient(circle at 50% 35%,rgba(70,60,120,.35),rgba(20,12,40,.7) 75%);overflow-x:hidden;overflow-y:auto;box-sizing:border-box}
.overlay:not([hidden]){animation:uiFadeIn .2s ease-out}
.menu{position:relative;width:min(400px,100%);display:flex;flex-direction:column;align-items:center;margin:auto}
.ribbon{position:relative;z-index:2;width:min(400px,100%);aspect-ratio:400/112;display:flex;align-items:center;justify-content:center;
  padding-bottom:14px;box-sizing:border-box;background:url(../assets/ui/ribbon-win.svg) center/100% 100% no-repeat}
.ribbon.blue{background-image:url(../assets/ui/ribbon-blue.svg)}
.lose .ribbon{background-image:url(../assets/ui/ribbon-lose.svg)}
.rpanel{position:relative;z-index:1;width:100%;margin-top:-30px;padding:42px 18px 20px;box-sizing:border-box;
  display:flex;flex-direction:column;align-items:center;gap:12px;
  background:linear-gradient(#fffaf0,#ffefd2);border:4px solid var(--ink);border-radius:28px;
  box-shadow:inset 0 0 0 3px #fff,inset 0 0 0 7px rgba(255,190,70,.28),0 8px 0 var(--ink),0 18px 30px rgba(20,10,40,.35)}

/* ---------------------------------------------------------------- pills, cards, toggles
   <div class="coinpill"><img src="assets/ui/coin.webp" alt=""><span>120</span></div>   (icon overlaps the left edge) */
.coinpill{position:relative;display:inline-flex;align-items:center;min-height:34px;box-sizing:border-box;padding:2px 14px 2px 32px;
  background:linear-gradient(#52448a,#2a1f45);border:3px solid #1a1230;border-radius:20px;
  box-shadow:inset 0 2px 0 rgba(255,255,255,.2),0 3px 0 rgba(20,10,40,.55);
  font-family:var(--display);font-size:20px;line-height:1;color:#fff;-webkit-text-stroke:4px #1a1230;paint-order:stroke fill;font-variant-numeric:tabular-nums}
.coinpill img{position:absolute;left:-14px;top:50%;width:44px;height:44px;margin-top:-22px}
/* List card (shop rows): <div class="card"><span class="tile a"><img></span><div><h3>Name</h3><p>Desc</p></div><button class="b3d yellow small">..</button></div> */
.card{display:grid;grid-template-columns:64px minmax(0,1fr) auto;gap:10px;align-items:center;width:100%;box-sizing:border-box;padding:8px 10px 10px 8px;
  background:linear-gradient(#ffffff,#f4eefc);border:3px solid var(--ink);border-radius:18px;box-shadow:inset 0 -4px 0 #ded3f0,0 4px 0 var(--ink)}
.card h3{margin:0;font-family:var(--display);font-weight:400;font-size:19px;line-height:1.05;color:#fff;-webkit-text-stroke:5px var(--ink);paint-order:stroke fill}
.card p{margin:3px 0 0;font-size:12px;font-weight:700;color:var(--muted);line-height:1.25}
/* Coloured icon tile: .a blue, .r red, .g gold */
.tile{width:64px;height:64px;border-radius:15px;display:grid;place-items:center;border:3px solid var(--ink);box-sizing:border-box;
  background:radial-gradient(circle at 32% 28%,var(--t1),var(--t2) 75%);box-shadow:inset 0 -4px 0 rgba(0,0,0,.16),inset 0 3px 0 rgba(255,255,255,.45)}
.tile.a{--t1:#c4f0ff;--t2:#3fb0f0}.tile.r{--t1:#ffd0dc;--t2:#ff5f88}.tile.g{--t1:#fff6c4;--t2:#ffbe3a}
.tile img{width:60px;height:60px}
/* Level segments: <div class="lvbar"><i class="on"></i><i class="next"></i><i></i></div> */
.lvbar{display:flex;gap:3px;margin-top:6px}
.lvbar i{flex:1;max-width:18px;height:11px;border-radius:4px;background:#d8d0e8;border:2px solid var(--ink);box-sizing:border-box}
.lvbar i.on{background:linear-gradient(#b8f78f,#3cbf47)}
.lvbar i.next{background:#fff3b0}
/* Toggle: <label class="toggle"><span>Sound</span><input type="checkbox" role="switch"><i aria-hidden="true"></i></label> */
.toggle{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;box-sizing:border-box;padding:12px 14px;
  background:linear-gradient(#ffffff,#f4eefc);border:3px solid var(--ink);border-radius:18px;box-shadow:inset 0 -4px 0 #ded3f0,0 4px 0 var(--ink);
  font-family:var(--display);font-size:20px;color:#fff;-webkit-text-stroke:5px var(--ink);paint-order:stroke fill;cursor:pointer}
.toggle input{position:absolute;opacity:0;width:1px;height:1px}
.toggle i{position:relative;width:66px;height:38px;border-radius:19px;background:linear-gradient(#bdb5d3,#9089aa);border:3px solid var(--ink);box-sizing:border-box;flex:none;
  box-shadow:inset 0 3px 0 rgba(0,0,0,.22);transition:background .15s}
.toggle i::after{content:"";position:absolute;top:2px;left:2px;width:28px;height:28px;border-radius:50%;background:linear-gradient(#ffffff,#e8e2f5);
  border:3px solid var(--ink);box-sizing:border-box;box-shadow:0 2px 0 rgba(0,0,0,.25);transition:translate .2s var(--spring)}
.toggle input:checked + i{background:linear-gradient(#b8f78f,#3cbf47)}
.toggle input:checked + i::after{translate:28px 0}
.toggle input:focus-visible + i{outline:3px solid var(--accent);outline-offset:3px}

@keyframes uiFadeIn{from{opacity:0}to{opacity:1}}
@media (prefers-reduced-motion:reduce){.overlay:not([hidden]){animation:none}}