:root{
  --bg:#0b0c16;--bg2:#12131f;--card:#171828;--line:#2a2c40;--text:#f4f4ff;--muted:#a3a5bd;
  --lime:#a5ff5b;--cyan:#55e7ed;--orange:#ffb066;--pink:#ff83bd;--purple:#b79aff;--gold:#ffd84a;
  --display:'Russo One',Impact,'Arial Black',sans-serif;--body:Rubik,system-ui,Arial,sans-serif;
  color-scheme:dark;
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--text);font-family:var(--body);-webkit-tap-highlight-color:transparent}
body{background:radial-gradient(1200px 600px at 80% -10%,#2a1e4a55,transparent),radial-gradient(900px 500px at -10% 10%,#103a3a44,transparent),var(--bg);min-height:100vh}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
button:focus-visible,input:focus-visible,a:focus-visible{outline:3px solid #fff;outline-offset:3px}
.btn{background:var(--lime);color:#10130c;font-weight:900;padding:12px 22px;border-radius:12px;letter-spacing:.3px;box-shadow:0 4px 0 #5e9b2e;transition:transform .08s,filter .15s}
.btn:hover{filter:brightness(1.1)}.btn:active{transform:translateY(3px);box-shadow:0 1px 0 #5e9b2e}
.btn.big{font-size:1.15rem;padding:15px 30px}.btn.small{padding:8px 14px;font-size:.9rem}
.btn.ghost{background:#262840;color:#fff;box-shadow:0 4px 0 #15162a}
.btn:disabled{opacity:.45;cursor:default}
.kicker{font-family:monospace;letter-spacing:2px;font-size:12px;color:var(--lime);margin:0 0 8px}

/* header */
.top{position:sticky;top:0;z-index:5;display:flex;align-items:center;gap:18px;padding:14px max(20px,env(safe-area-inset-left));background:#0b0c16d9;backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-family:var(--display);letter-spacing:1px;white-space:nowrap}
.brand b{color:var(--lime);font-weight:400}
.logo{display:grid;place-items:center;width:38px;height:38px;border-radius:10px;background:var(--lime);color:#0b0c16;font-size:20px;box-shadow:0 0 22px #a5ff5b66}
.logo i{font-size:10px;font-style:normal;margin-left:-2px}
.tabs{display:flex;gap:4px;margin-left:12px}
.tab{padding:9px 14px;border-radius:10px;color:var(--muted);font-weight:700}
.tab:hover{color:#fff}.tab.active{background:#1f2136;color:#fff}
.me{margin-left:auto;display:flex;gap:8px;align-items:center}
.chip{display:flex;align-items:center;gap:8px;background:#1b1d30;border:1px solid var(--line);padding:7px 12px;border-radius:999px;font-weight:700;font-size:.92rem;white-space:nowrap}
.chip:hover{border-color:#44476a}.chip.icon{width:38px;height:38px;justify-content:center;padding:0}
.chip.off{opacity:.5}
.coin-ico{width:16px;height:16px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#fff6b0,var(--gold) 45%,#c9961a);box-shadow:0 0 10px #ffd84a88;display:inline-block}
.avatar{width:18px;height:18px;border-radius:50%;background:var(--lime);box-shadow:0 0 10px currentColor}
.coins.bump{animation:bump .4s}
@keyframes bump{40%{transform:scale(1.18)}}

main{max-width:1240px;margin:auto;padding:26px 20px 0}
.panel{display:none}.panel.active{display:block;animation:fade .25s}
@keyframes fade{from{opacity:0;transform:translateY(6px)}}

/* hero */
.hero{display:grid;grid-template-columns:1fr 320px;gap:20px;margin-bottom:34px}
.hero-feature{position:relative;border-radius:22px;overflow:hidden;min-height:340px;border:1px solid var(--line);background:#0d1a16}
#hero-art{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-feature::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#0b0c16f0 0%,#0b0c16b0 45%,transparent 80%)}
.hero-copy{position:relative;z-index:1;padding:44px 40px;max-width:480px}
.hero-copy h1{font-family:var(--display);font-weight:400;font-size:clamp(3rem,7vw,5.2rem);line-height:.9;margin:4px 0 14px;letter-spacing:1px;background:linear-gradient(180deg,#fff 30%,var(--lime));-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 4px 20px #a5ff5b44)}
.hero-copy p{color:#d6d7ea;font-size:1.08rem;line-height:1.55;margin:0 0 24px}
.daily{background:linear-gradient(160deg,#211b3d,#151627);border:1px solid #3a3366;border-radius:22px;padding:22px;display:flex;flex-direction:column}
.daily .kicker{color:var(--purple)}
.daily h3{margin:0 0 14px;font-size:1.25rem;line-height:1.35}
.daily-foot{display:flex;justify-content:space-between;align-items:center;margin-top:auto}
#daily-reward{color:var(--gold);font-weight:700}
.daily-done{margin-top:12px;color:var(--lime);font-weight:700}
.daily hr{border:0;border-top:1px solid #3a3366;margin:18px 0}
.word-status{margin:0;color:#d6d7ea;line-height:1.5}

.section-head{display:flex;justify-content:space-between;align-items:center;gap:14px;margin:0 0 16px;flex-wrap:wrap}
.section-head h2{font-family:var(--display);font-weight:400;font-size:1.6rem;margin:0;letter-spacing:.5px}
.section-head>span{color:var(--muted);font-size:.9rem}

/* game grid */
.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.tile{position:relative;background:var(--card);border:1px solid var(--line);border-radius:18px;overflow:hidden;cursor:pointer;transition:transform .15s,border-color .15s,box-shadow .15s;text-align:left;padding:0;display:flex;flex-direction:column}
.tile:hover{transform:translateY(-4px);border-color:var(--c);box-shadow:0 12px 40px -12px var(--c)}
.tile canvas{display:block;width:100%;aspect-ratio:16/10;background:#090a12}
.tile-body{padding:16px 16px 18px;display:flex;flex-direction:column;gap:6px;flex:1}
.tile .tag{font-family:monospace;font-size:11px;letter-spacing:1.5px;color:var(--c)}
.tile h3{margin:0;font-family:var(--display);font-weight:400;font-size:1.35rem;letter-spacing:.5px}
.tile p{margin:0;color:var(--muted);font-size:.92rem;line-height:1.45;flex:1}
.tile-foot{display:flex;justify-content:space-between;align-items:center;margin-top:10px;font-family:monospace;font-size:12px;color:var(--muted)}
.tile-foot .play{background:var(--c);color:#0b0c16;font-family:var(--body);font-weight:900;font-size:.85rem;padding:7px 14px;border-radius:9px}
.badge{position:absolute;top:10px;left:10px;background:#0b0c16cc;border:1px solid var(--c);color:var(--c);font-family:monospace;font-size:11px;padding:3px 8px;border-radius:99px;letter-spacing:1px}

/* leaderboard */
.seg{display:inline-flex;background:#15162a;border:1px solid var(--line);border-radius:12px;padding:4px;gap:4px;flex-wrap:wrap}
.seg button{padding:8px 14px;border-radius:9px;color:var(--muted);font-weight:700}
.seg button.active{background:#2a2c48;color:#fff}
.game-seg{margin-bottom:16px}
.board{background:var(--card);border:1px solid var(--line);border-radius:18px;overflow:hidden}
.row{display:grid;grid-template-columns:56px 1fr auto;align-items:center;padding:13px 18px;border-bottom:1px solid #222438;gap:10px}
.row:last-child{border-bottom:0}
.row .rk{font-family:var(--display);font-size:1.1rem;color:var(--muted)}
.row:nth-child(1) .rk{color:var(--gold)}.row:nth-child(2) .rk{color:#d9dcef}.row:nth-child(3) .rk{color:#e09a5b}
.row .nm{font-weight:700;display:flex;align-items:center;gap:10px}
.row .sc{font-family:monospace;font-size:1.05rem}
.row.me-row{background:#a5ff5b14}
.row .you{font-size:11px;background:var(--lime);color:#0b0c16;padding:2px 7px;border-radius:99px}
.empty{padding:40px 20px;text-align:center;color:var(--muted)}
.fine{color:var(--muted);font-size:.85rem}

/* shop */
.shop{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:16px}
.skin{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:18px;display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center}
.skin.equipped{border-color:var(--lime);box-shadow:0 0 0 1px var(--lime) inset}
.skin canvas{width:110px;height:110px}
.skin h4{margin:0;font-size:1.05rem}
.skin .price{display:flex;align-items:center;gap:6px;color:var(--gold);font-weight:700}
.skin .btn{width:100%}

footer{display:flex;justify-content:space-between;gap:16px;color:var(--muted);font-size:.85rem;border-top:1px solid var(--line);margin-top:50px;padding:24px 0 40px;font-family:monospace;flex-wrap:wrap}

/* stage */
.stage{position:fixed;inset:0;z-index:20;background:#05060c;display:flex;flex-direction:column}
.stage[hidden]{display:none}
.stage-bar{display:flex;align-items:center;gap:12px;padding:10px max(12px,env(safe-area-inset-left));border-bottom:1px solid var(--line);background:#0b0c16}
.stage-title{display:flex;flex-direction:column;line-height:1.1}
.stage-title span{font-family:monospace;font-size:10px;letter-spacing:1.5px;color:var(--lime)}
.stage-title b{font-family:var(--display);font-weight:400;font-size:1.15rem;letter-spacing:.5px}
.stage-stats{margin-left:auto;display:flex;gap:18px;font-family:monospace;color:var(--muted)}
.stage-stats b{color:#fff;font-size:1.05rem}
.game-root{position:relative;flex:1;min-height:0;overflow:hidden}
.game-root canvas.full{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none}
.result{position:absolute;inset:0;z-index:4;display:grid;place-items:center;background:#05060cc4;backdrop-filter:blur(6px);padding:16px;animation:fade .3s}
.result[hidden]{display:none}
.result-card{background:linear-gradient(170deg,#1d1f36,#131425);border:1px solid #393c5c;border-radius:24px;padding:30px;width:min(420px,100%);text-align:center;box-shadow:0 30px 80px #000a}
.result-card h2{font-family:var(--display);font-weight:400;font-size:2rem;margin:0 0 8px}
.res-score{font-family:var(--display);font-size:3.4rem;color:var(--lime);text-shadow:0 0 30px #a5ff5b66}
.res-detail{color:var(--muted);margin:4px 0 14px;line-height:1.5}
.res-row{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.res-coins,.res-rank{background:#0f1020;border:1px solid var(--line);padding:7px 12px;border-radius:99px;font-weight:700}
.res-coins{color:var(--gold)}
.res-challenge{background:#b79aff22;border:1px solid var(--purple);color:#e5dbff;padding:10px;border-radius:12px;margin-bottom:12px;font-weight:700}
.res-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:8px}
.toast{position:absolute;left:50%;top:70px;transform:translate(-50%,-20px);background:#1d1f36;border:1px solid #44476a;padding:10px 16px;border-radius:12px;font-weight:700;opacity:0;pointer-events:none;transition:.25s;z-index:6;white-space:nowrap}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* dialog */
dialog{background:#171828;color:#fff;border:1px solid #3a3c5a;border-radius:22px;padding:26px;width:min(420px,92vw)}
dialog::backdrop{background:#05060ccc;backdrop-filter:blur(6px)}
dialog h2{font-family:var(--display);font-weight:400;margin:0 0 8px}
dialog p{color:var(--muted);line-height:1.5;margin:0 0 14px}
dialog input{width:100%;font:inherit;font-size:1.2rem;padding:12px 14px;border-radius:12px;border:1px solid #3a3c5a;background:#0f1020;color:#fff}
.name-ideas{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0 4px}
.name-ideas button{background:#232540;padding:6px 10px;border-radius:99px;font-size:.85rem}
.err{color:var(--pink)!important;min-height:1.2em;margin:6px 0!important}
.dlg-actions{display:flex;justify-content:flex-end}

@media (max-width:1100px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:860px){
  .hero{grid-template-columns:1fr}.tabs{order:3;width:100%;margin:0;justify-content:center}
  .top{flex-wrap:wrap;gap:10px}.hero-copy{padding:30px 24px}
}
@media (max-width:560px){
  .grid{grid-template-columns:1fr 1fr;gap:12px}.tile-body{padding:12px}.tile p{display:none}.tile h3{font-size:1.1rem}
  .brand span:last-child{display:none}#nickname{max-width:90px;overflow:hidden;text-overflow:ellipsis}
  .hide-sm{display:none}.hero-feature{min-height:300px}
  .row{padding:11px 12px;grid-template-columns:42px 1fr auto}
}

/* ===== v3 additions: levels, profile, shop cats, admin, iPad ===== */
.lvl-chip{display:grid;place-items:center;min-width:24px;height:24px;padding:0 5px;border-radius:8px;background:var(--lime);color:#0b0c16;font-size:.78rem;font-weight:900}
.xpbar{height:10px;background:#0f1020;border:1px solid var(--line);border-radius:99px;overflow:hidden;flex:1}
.xpbar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--cyan),var(--lime));border-radius:99px;transition:width .8s cubic-bezier(.2,.8,.2,1)}
.xpbar.big{height:14px}
.xp-mini{display:flex;flex-direction:column;gap:6px}.xp-mini span{font-family:monospace;font-size:12px;color:var(--muted)}
.res-xp{background:#0f1020;border:1px solid var(--line);padding:7px 12px;border-radius:99px;font-weight:700;color:var(--cyan)}
.res-level{display:flex;align-items:center;gap:10px;margin:4px 0 12px;font-size:.9rem}
.res-levelup{background:linear-gradient(90deg,#a5ff5b22,#55e7ed22);border:1px solid var(--lime);color:var(--lime);padding:10px;border-radius:12px;margin-bottom:12px;font-family:var(--display);font-size:1.15rem;letter-spacing:.5px;animation:pop .5s}
@keyframes pop{0%{transform:scale(.6);opacity:0}70%{transform:scale(1.08)}}
.res-badges{display:flex;flex-direction:column;gap:8px;margin-bottom:12px}
.res-badges div{background:#ffd84a18;border:1px solid #ffd84a88;color:#ffe9a0;padding:9px;border-radius:12px;font-weight:700;animation:pop .5s}
.tile .lock{position:absolute;inset:0;display:grid;place-items:center}
/* profile */
.profile{display:grid;grid-template-columns:320px 1fr;gap:24px;align-items:start}
.pcard{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:24px;display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center}
.pcard canvas{width:180px;height:180px}
.pcard h2{font-family:var(--display);font-weight:400;margin:0;font-size:1.6rem}
.me-level{width:100%;display:flex;flex-direction:column;gap:6px}.me-level span{font-family:monospace;font-size:12px;color:var(--muted)}
.me-stats{width:100%;display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:6px}
.me-stats div{background:#0f1020;border:1px solid var(--line);border-radius:12px;padding:10px}
.me-stats b{display:block;font-family:var(--display);font-weight:400;font-size:1.3rem}.me-stats span{font-size:.78rem;color:var(--muted)}
.badges{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.badge-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px;text-align:center}
.badge-card .ico{font-size:2rem;display:block;margin-bottom:6px}
.badge-card b{display:block;font-size:.95rem}.badge-card span{font-size:.78rem;color:var(--muted)}
.badge-card.locked{opacity:.38;filter:grayscale(1)}
.badge-card.got{border-color:#ffd84a88;background:linear-gradient(170deg,#2a2614,#171828)}
.bests{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px}
.bests div{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px}
.bests b{display:block;font-family:var(--display);font-weight:400;font-size:1.4rem;color:var(--c,#fff)}.bests span{font-size:.8rem;color:var(--muted)}
.row .lv{font-size:11px;background:#262840;color:#cfd1ea;padding:2px 7px;border-radius:7px;font-weight:700}
/* shop */
.skin .lockline{color:var(--muted);font-size:.85rem}
/* admin */
.admin-link{color:#5c5f7a;font-family:monospace;font-size:.8rem;padding:0;text-decoration:underline}
.admin-login{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px;max-width:420px;display:flex;flex-direction:column;gap:12px}
.admin-login p{margin:0;color:var(--muted)}
.admin-login input{font:inherit;font-size:1.1rem;padding:12px 14px;border-radius:12px;border:1px solid #3a3c5a;background:#0f1020;color:#fff}
.admin-bar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:14px}
.admin-board .row{grid-template-columns:50px 1fr auto auto}
.admin-acts{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.admin-acts button{padding:6px 10px;border-radius:8px;background:#262840;font-size:.8rem;font-weight:700}
.admin-acts button.red{background:#ff5c6c33;color:#ff9aa4}
.admin-acts button:hover{filter:brightness(1.3)}
.admin-foot{display:flex;gap:14px;align-items:center;margin-top:12px;flex-wrap:wrap}
.btn.danger{background:#ff5c6c;color:#fff;box-shadow:0 4px 0 #9b2a35}
/* iPad / touch */
.stage,.stage *{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}
.stage{touch-action:manipulation;overscroll-behavior:none}
button{touch-action:manipulation}
html{-webkit-text-size-adjust:100%}
body{overscroll-behavior-y:none}
@media (hover:none){.tile:hover{transform:none}.tile:active{transform:scale(.98)}}
@media (max-width:1100px){.profile{grid-template-columns:1fr}.pcard{max-width:520px;margin:auto;width:100%}}
@media (min-width:700px) and (max-width:1100px){.hero{grid-template-columns:1fr 280px}}

.admin-login[hidden],#admin-ui[hidden]{display:none}

.logo{background:#12131f;border:2px solid #a5ff5b55;box-shadow:0 0 18px #a5ff5b44, inset 0 0 12px #a5ff5b22}.logo svg{width:28px;height:28px;filter:drop-shadow(0 0 4px #a5ff5b88)}
.stage-bar{position:relative;z-index:5}