/* Omneth Games — shared styles (2026-10-14). Omneth palette: night background, coral brand, violet accent. */
:root{
  --bg:#07060f; --bg-2:#0c0a1a; --panel:#100e22; --surface:rgba(255,255,255,.035); --surface-2:rgba(255,255,255,.065);
  --line:rgba(255,255,255,.08); --line-2:rgba(255,255,255,.15); --text:#eeecff; --soft:#b9b6d6; --muted:#8b88a8;
  --brand:#ff6b4a; --brand-2:#ff9966; --accent:#8f82ff; --mint:#3ee0a1; --gold:#ffc857; --ok:#4ade80; --bad:#ff5d6c;
  --r:20px; --serif:'Instrument Serif',Georgia,serif; --mono:'JetBrains Mono',ui-monospace,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit}
button{font:inherit;color:inherit}
::selection{background:rgba(255,107,74,.45);color:#fff}
:focus-visible{outline:2px solid #ffb4a1;outline-offset:3px;border-radius:6px}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
body::after{content:'';position:fixed;inset:0;pointer-events:none;z-index:100;opacity:.045;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

/* header */
.hdr{position:fixed;top:14px;left:0;right:0;z-index:60}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;height:60px;padding:0 10px 0 18px;border-radius:999px;
  background:rgba(12,10,26,.62);border:1px solid var(--line);backdrop-filter:blur(16px) saturate(140%);-webkit-backdrop-filter:blur(16px) saturate(140%)}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;font-size:18px;letter-spacing:-.02em;white-space:nowrap}
.brand svg{width:28px;height:28px}
.brand b{font-weight:800}
.brand i{font-family:var(--serif);font-style:italic;font-weight:400;font-size:21px;background:linear-gradient(100deg,#ff9d85,#c6beff);-webkit-background-clip:text;background-clip:text;color:transparent;padding-right:2px}
.links{display:flex;align-items:center;gap:4px}
.links a{padding:9px 14px;border-radius:999px;text-decoration:none;font-size:14px;font-weight:600;color:var(--soft);transition:.2s}
.links a:hover,.links a.on{color:var(--text);background:var(--surface-2)}
.links a.cta{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#1a0b06;box-shadow:0 8px 24px -10px rgba(255,107,74,.8)}
.links a.cta:hover{filter:brightness(1.06)}
.burger{display:none;width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:var(--surface);cursor:pointer}
.burger span{display:block;width:18px;height:2px;margin:4px auto;background:var(--text);border-radius:2px}
@media (max-width:820px){
  .links{display:none;position:absolute;top:70px;left:0;right:0;flex-direction:column;align-items:stretch;padding:10px;border-radius:24px;background:rgba(12,10,26,.97);border:1px solid var(--line-2)}
  .links.open{display:flex}
  .links a{padding:13px 16px}
  .burger{display:block}
}

/* backgrounds */
.aurora{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.aurora i{position:absolute;border-radius:50%;filter:blur(90px);opacity:.55;animation:float 18s ease-in-out infinite}
.aurora i:nth-child(1){width:560px;height:560px;left:-140px;top:-160px;background:#ff6b4a;opacity:.35}
.aurora i:nth-child(2){width:620px;height:620px;right:-180px;top:-120px;background:#6c5cff;opacity:.38;animation-delay:-6s}
.aurora i:nth-child(3){width:420px;height:420px;left:38%;top:220px;background:#3ee0a1;opacity:.14;animation-delay:-11s}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(30px,40px) scale(1.08)}}
.gridbg{position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:56px 56px;
  -webkit-mask-image:radial-gradient(ellipse at 50% 30%,#000 30%,transparent 75%);mask-image:radial-gradient(ellipse at 50% 30%,#000 30%,transparent 75%)}

/* hero */
.hero{position:relative;padding:150px 0 70px;overflow:hidden}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.kicker{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;border:1px solid var(--line-2);background:var(--surface);font-size:12.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--brand-2)}
.kicker .dot{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 12px var(--mint)}
h1{font-size:clamp(46px,7.4vw,96px);line-height:.96;letter-spacing:-.045em;margin:22px 0 20px;font-weight:800}
h1 em,h2 em{font-family:var(--serif);font-style:italic;font-weight:400;letter-spacing:-.01em;background:linear-gradient(100deg,#ff9d85 0%,#ffd8c9 30%,#c6beff 60%,#ff6b4a 100%);-webkit-background-clip:text;background-clip:text;color:transparent;padding-right:.06em}
.lead{font-size:clamp(17px,1.6vw,20px);line-height:1.6;color:var(--soft);max-width:560px;margin:0 0 30px}
.btns{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 24px;border-radius:999px;text-decoration:none;font-weight:700;font-size:15.5px;border:1px solid var(--line-2);background:var(--surface);cursor:pointer;transition:.2s}
.btn:hover{background:var(--surface-2);transform:translateY(-1px)}
.btn.primary{border:0;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#1a0b06;box-shadow:0 14px 34px -14px rgba(255,107,74,.9)}
.btn svg{width:18px;height:18px}
.stats{display:flex;gap:28px;margin-top:38px;flex-wrap:wrap}
.stats div b{display:block;font-size:28px;letter-spacing:-.03em}
.stats div span{font-size:13px;color:var(--muted)}

/* hero art: floating tiles */
.art{position:relative;height:440px}
.tile{position:absolute;display:flex;align-items:center;justify-content:center;border-radius:22px;font-weight:800;letter-spacing:-.03em;box-shadow:0 30px 60px -30px rgba(0,0,0,.8),inset 0 1px 0 rgba(255,255,255,.25);animation:bob 7s ease-in-out infinite}
.tile.t1{width:150px;height:150px;left:6%;top:12%;font-size:54px;background:linear-gradient(140deg,#ff8a65,#ff5a3c);color:#2a0d05;transform:rotate(-8deg)}
.tile.t2{width:118px;height:118px;left:52%;top:2%;font-size:40px;background:linear-gradient(140deg,#a99dff,#6c5cff);color:#120b3a;animation-delay:-2s;transform:rotate(7deg)}
.tile.t3{width:132px;height:132px;left:58%;top:46%;background:linear-gradient(140deg,#5ff0b8,#1fbf86);animation-delay:-4s;transform:rotate(-5deg)}
.tile.t4{width:96px;height:96px;left:18%;top:62%;font-size:34px;background:linear-gradient(140deg,#ffe08a,#ffb938);color:#3a2600;animation-delay:-1s;transform:rotate(10deg)}
.tile.t5{width:76px;height:76px;left:84%;top:30%;background:rgba(255,255,255,.06);border:1px solid var(--line-2);backdrop-filter:blur(8px);animation-delay:-3s}
.tile.t6{width:64px;height:64px;left:40%;top:80%;background:rgba(255,255,255,.06);border:1px solid var(--line-2);animation-delay:-5s}
.tile svg{width:56%;height:56%}
@keyframes bob{0%,100%{translate:0 0}50%{translate:0 -16px}}
@media (max-width:900px){.hero .wrap{grid-template-columns:1fr}.art{height:300px;margin-top:10px}.tile.t1{width:110px;height:110px;font-size:40px}.tile.t3{width:100px;height:100px}}

/* sections */
section{position:relative}
.sec{padding:80px 0}
.sec-h{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:30px;flex-wrap:wrap}
h2{font-size:clamp(32px,4.4vw,54px);letter-spacing:-.04em;line-height:1.02;margin:0;font-weight:800}
.sub{color:var(--soft);font-size:17px;line-height:1.6;margin:12px 0 0;max-width:620px}
.eyebrow{font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--brand-2);margin-bottom:12px}

/* game cards */
.games{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media (max-width:980px){.games{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.games{grid-template-columns:1fr}}
.card{position:relative;display:flex;flex-direction:column;border-radius:26px;overflow:hidden;text-decoration:none;background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02));border:1px solid var(--line);transition:transform .35s cubic-bezier(.2,.8,.2,1),border-color .3s,box-shadow .35s}
.card:hover{transform:translateY(-6px);border-color:var(--line-2);box-shadow:0 30px 60px -30px rgba(0,0,0,.9)}
.card .pv{position:relative;height:190px;overflow:hidden;display:flex;align-items:center;justify-content:center}
.card .pv::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(7,6,15,.55))}
.card .bd{padding:20px 22px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.card h3{margin:0;font-size:22px;letter-spacing:-.02em}
.card p{margin:0;color:var(--soft);font-size:14.5px;line-height:1.55}
.card .meta{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:12px;font-size:13px;color:var(--muted)}
.card .play{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--text);font-size:14px}
.card .play i{display:inline-flex;width:30px;height:30px;border-radius:50%;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#1a0b06;font-style:normal;transition:.3s}
.card:hover .play i{transform:scale(1.12) rotate(-8deg)}
.chip{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:999px;font-size:11.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;border:1px solid var(--line-2);background:rgba(7,6,15,.5)}
.pv .chip{position:absolute;top:14px;left:14px;z-index:2}

/* previews */
.pv-2048{background:radial-gradient(circle at 30% 20%,rgba(255,107,74,.35),transparent 60%),#160d16}
.pv-2048 .mini{display:grid;grid-template-columns:repeat(4,42px);gap:7px;transform:rotate(-6deg)}
.pv-2048 .mini b{height:42px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:14px;background:rgba(255,255,255,.06)}
.pv-snake{background:radial-gradient(circle at 70% 30%,rgba(62,224,161,.3),transparent 60%),#08140f}
.pv-blocks{background:radial-gradient(circle at 50% 10%,rgba(143,130,255,.38),transparent 60%),#0d0b1e}
.pv-words{background:radial-gradient(circle at 20% 80%,rgba(255,200,87,.28),transparent 60%),#15110a}
.pv-pairs{background:radial-gradient(circle at 80% 70%,rgba(255,107,74,.25),transparent 55%),radial-gradient(circle at 20% 20%,rgba(143,130,255,.3),transparent 55%),#0e0b1a}
.pv-sudoku{background:radial-gradient(circle at 50% 50%,rgba(62,224,161,.18),transparent 60%),#0a1014}
.card:hover .anim{animation-play-state:running}
.anim{animation-play-state:paused}

/* champions strip */
.champs{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
@media (max-width:980px){.champs{grid-template-columns:repeat(3,1fr)}}
@media (max-width:560px){.champs{grid-template-columns:repeat(2,1fr)}}
.champ{padding:16px;border-radius:18px;border:1px solid var(--line);background:var(--surface)}
.champ small{display:block;font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:700}
.champ b{display:block;font-size:22px;letter-spacing:-.02em;margin-top:8px;font-variant-numeric:tabular-nums}
.champ span{display:block;font-size:13.5px;color:var(--soft);margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* bot race */
.race{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}
@media (max-width:900px){.race{grid-template-columns:1fr}}
.box{border-radius:26px;border:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.015));padding:22px}
.box h3{margin:0 0 4px;font-size:19px;letter-spacing:-.02em}
.box .note{font-size:13px;color:var(--muted)}
.big{font-size:44px;font-weight:800;letter-spacing:-.04em;font-variant-numeric:tabular-nums}
.up{color:var(--ok)}.down{color:var(--bad)}
.botrow{display:grid;grid-template-columns:28px 1fr auto;gap:12px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line)}
.botrow:last-child{border-bottom:0}
.botrow .rk{font-family:var(--mono);color:var(--muted);font-size:13px}
.botrow b{font-size:15px}
.botrow small{display:block;color:var(--muted);font-size:12.5px;margin-top:2px}
.botrow .pc{font-family:var(--mono);font-weight:700;font-size:15px;text-align:right}
.spark{width:100%;height:150px;margin-top:14px}
table.bots{width:100%;border-collapse:collapse;font-size:14px}
table.bots th{text-align:left;font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:700;padding:10px 10px;border-bottom:1px solid var(--line-2)}
table.bots td{padding:13px 10px;border-bottom:1px solid var(--line);vertical-align:middle}
table.bots td.n{font-family:var(--mono);text-align:right;white-space:nowrap}
table.bots th.n{text-align:right}
.tbl-wrap{overflow-x:auto}
.pill{display:inline-block;padding:3px 9px;border-radius:999px;font-size:11.5px;font-weight:700;background:var(--surface-2);color:var(--soft)}

/* studio */
.studio{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media (max-width:900px){.studio{grid-template-columns:1fr}}
.feat{padding:24px;border-radius:24px;border:1px solid var(--line);background:var(--surface)}
.feat .ic{width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,rgba(255,107,74,.25),rgba(143,130,255,.25));margin-bottom:16px}
.feat .ic svg{width:22px;height:22px}
.feat h3{margin:0 0 8px;font-size:18px;letter-spacing:-.01em}
.feat p{margin:0;color:var(--soft);font-size:14.5px;line-height:1.6}
.band{position:relative;overflow:hidden;border-radius:32px;padding:48px;border:1px solid var(--line-2);background:linear-gradient(135deg,rgba(255,107,74,.16),rgba(108,92,255,.18))}
.band h2{max-width:720px}
@media (max-width:620px){.band{padding:30px 22px}}
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:20px}
@media (max-width:900px){.steps{grid-template-columns:1fr 1fr}}
.steps div{padding:18px;border-radius:18px;background:rgba(7,6,15,.45);border:1px solid var(--line)}
.steps div::before{counter-increment:s;content:'0' counter(s);display:block;font-family:var(--mono);color:var(--brand-2);font-size:13px;margin-bottom:8px}
.steps b{display:block;margin-bottom:4px}
.steps span{color:var(--soft);font-size:14px;line-height:1.5}

/* footer */
footer{margin-top:60px;border-top:1px solid var(--line);padding:50px 0 34px;color:var(--soft);font-size:14px}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
@media (max-width:820px){.fgrid{grid-template-columns:1fr 1fr}}
footer h4{margin:0 0 12px;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
footer ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
footer a{text-decoration:none;color:var(--soft)}
footer a:hover{color:var(--text)}
.fco{line-height:1.7}
.fbottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:34px;padding-top:20px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}

/* ---------- game pages ---------- */
.gpage{padding:110px 0 30px;position:relative}
.ghead{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:18px}
.ghead h1{font-size:clamp(34px,5vw,56px);margin:0}
.crumbs{font-size:13px;color:var(--muted);margin-bottom:6px}
.crumbs a{text-decoration:none;color:var(--soft)}
.glay{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:22px;align-items:start}
@media (max-width:960px){.glay{grid-template-columns:1fr}}
.stage{position:relative;border-radius:28px;border:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.015));padding:22px;display:flex;flex-direction:column;align-items:center;gap:16px;min-height:420px}
.hud{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;width:100%}
.hud div{min-width:96px;padding:10px 16px;border-radius:16px;background:rgba(7,6,15,.55);border:1px solid var(--line);text-align:center}
.hud small{display:block;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:700}
.hud b{display:block;font-size:22px;font-variant-numeric:tabular-nums;letter-spacing:-.02em;margin-top:2px}
.side{display:grid;gap:16px}
.panel{border-radius:24px;border:1px solid var(--line);background:var(--surface);padding:18px}
.panel h3{margin:0 0 10px;font-size:16px}
.tabs{display:flex;gap:6px;margin-bottom:10px}
.tabs button{flex:1;padding:8px;border-radius:12px;border:1px solid var(--line);background:transparent;cursor:pointer;font-size:13px;font-weight:600;color:var(--soft)}
.tabs button.on{background:var(--surface-2);color:var(--text);border-color:var(--line-2)}
.lb{list-style:none;margin:0;padding:0;counter-reset:r}
.lb li{display:grid;grid-template-columns:26px 1fr auto;gap:10px;align-items:center;padding:9px 4px;border-bottom:1px solid var(--line);font-size:14px}
.lb li:last-child{border-bottom:0}
.lb li::before{counter-increment:r;content:counter(r);font-family:var(--mono);color:var(--muted);font-size:12.5px;text-align:center}
.lb li:nth-child(1)::before{color:var(--gold)}
.lb li span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lb li b{font-family:var(--mono);font-size:13.5px}
.lb li.me{background:rgba(255,107,74,.1);border-radius:10px}
.lb .empty{color:var(--muted);font-size:14px;padding:10px 4px}
.lb .empty::before{content:none}
.help{font-size:14px;color:var(--soft);line-height:1.6}
.help kbd{font-family:var(--mono);font-size:12px;padding:2px 7px;border-radius:6px;border:1px solid var(--line-2);background:var(--surface-2)}
.gbtns{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}
.gbtn{padding:10px 16px;border-radius:999px;border:1px solid var(--line-2);background:var(--surface);cursor:pointer;font-weight:600;font-size:14px}
.gbtn:hover{background:var(--surface-2)}
.gbtn.on{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#1a0b06;border-color:transparent}
.pad{display:none;grid-template-columns:repeat(3,64px);gap:8px;justify-content:center}
.pad button{height:56px;border-radius:16px;border:1px solid var(--line-2);background:var(--surface-2);font-size:20px;cursor:pointer;touch-action:manipulation}
@media (hover:none){.pad{display:grid}}

/* overlay / game over */
.over{position:absolute;inset:0;z-index:5;display:none;align-items:center;justify-content:center;border-radius:28px;background:rgba(7,6,15,.78);backdrop-filter:blur(6px);padding:20px}
.over.show{display:flex;animation:fade .25s ease}
@keyframes fade{from{opacity:0}to{opacity:1}}
.over .card2{width:min(380px,100%);padding:26px;border-radius:24px;background:var(--panel);border:1px solid var(--line-2);text-align:center;box-shadow:0 40px 80px -30px #000}
.over h2{font-size:30px;margin:0 0 6px}
.over .sc{font-size:54px;font-weight:800;letter-spacing:-.04em;font-variant-numeric:tabular-nums;background:linear-gradient(100deg,#ff9d85,#c6beff);-webkit-background-clip:text;background-clip:text;color:transparent}
.over p{color:var(--soft);margin:6px 0 16px;font-size:14.5px}
.over form{display:flex;gap:8px;margin:0 0 12px}
.over input{flex:1;min-width:0;padding:12px 14px;border-radius:14px;border:1px solid var(--line-2);background:rgba(255,255,255,.04);color:var(--text);font:inherit;font-size:15px}
.over .msg{font-size:13.5px;min-height:20px;color:var(--soft)}
.over .msg.ok{color:var(--ok)}.over .msg.err{color:var(--bad)}
.over .small{font-size:12px;color:var(--muted);margin-top:10px}

/* 2048 */
.b2048{--s:min(88vw,460px);width:var(--s);height:var(--s);position:relative;border-radius:22px;padding:calc(var(--s)*.025);background:#1a1426;touch-action:none;user-select:none}
.b2048 .cells,.b2048 .tiles{position:absolute;inset:calc(var(--s)*.025);display:grid;grid-template-columns:repeat(4,1fr);grid-template-rows:repeat(4,1fr);gap:calc(var(--s)*.025)}
.b2048 .cells i{border-radius:12px;background:rgba(255,255,255,.05)}
.b2048 .tiles{display:block}
.t48{position:absolute;width:calc((100% - var(--s)*.075)/4);height:calc((100% - var(--s)*.075)/4);border-radius:12px;display:flex;align-items:center;justify-content:center;font-weight:800;letter-spacing:-.04em;transition:transform .12s ease;font-size:calc(var(--s)*.085)}
.t48.new{animation:pop .18s ease}
.t48.merged{animation:pulse .2s ease}
@keyframes pop{from{scale:.3}to{scale:1}}
@keyframes pulse{50%{scale:1.14}}
.v2{background:#2a2340;color:#d9d3ff}.v4{background:#3a2f5c;color:#e6e1ff}.v8{background:#ff9966;color:#2a0d05}.v16{background:#ff7f50;color:#2a0d05}
.v32{background:#ff6b4a;color:#2a0d05}.v64{background:#ff4f2e;color:#fff}.v128{background:#ffd27a;color:#3a2600;font-size:calc(var(--s)*.07)}
.v256{background:#ffc857;color:#3a2600;font-size:calc(var(--s)*.07)}.v512{background:#ffb938;color:#3a2600;font-size:calc(var(--s)*.07)}
.v1024{background:#8f82ff;color:#fff;font-size:calc(var(--s)*.058)}.v2048{background:linear-gradient(135deg,#ff6b4a,#8f82ff);color:#fff;font-size:calc(var(--s)*.058);box-shadow:0 0 30px rgba(255,107,74,.6)}
.vbig{background:#3ee0a1;color:#05251a;font-size:calc(var(--s)*.05)}

/* canvas games */
canvas.gc{display:block;border-radius:18px;background:#0b0918;border:1px solid var(--line);touch-action:none;max-width:100%}

/* words */
.wgrid{display:grid;grid-template-rows:repeat(6,1fr);gap:7px}
.wrow{display:grid;grid-template-columns:repeat(5,1fr);gap:7px}
.wrow.shake{animation:shake .4s}
@keyframes shake{20%,60%{transform:translateX(-7px)}40%,80%{transform:translateX(7px)}}
.wc{width:min(15vw,62px);height:min(15vw,62px);border-radius:12px;border:2px solid var(--line-2);display:flex;align-items:center;justify-content:center;font-size:min(7vw,28px);font-weight:800;text-transform:uppercase}
.wc.f{border-color:#6a6688}
.wc.g{background:#1fbf86;border-color:#1fbf86;color:#04140d}
.wc.y{background:#ffb938;border-color:#ffb938;color:#2b1c00}
.wc.x{background:#2a2740;border-color:#2a2740;color:#8b88a8}
.wc.flip{animation:flip .45s ease both}
@keyframes flip{0%{transform:rotateX(0)}50%{transform:rotateX(90deg)}100%{transform:rotateX(0)}}
.kb{display:grid;gap:6px;width:100%;max-width:520px}
.kb div{display:flex;gap:5px;justify-content:center}
.kb button{flex:1;max-width:44px;height:52px;border-radius:10px;border:0;background:#2b2840;color:var(--text);font-weight:700;font-size:15px;cursor:pointer;text-transform:uppercase;touch-action:manipulation}
.kb button.wide{max-width:68px;font-size:12px}
.kb button.g{background:#1fbf86;color:#04140d}.kb button.y{background:#ffb938;color:#2b1c00}.kb button.x{background:#17152a;color:#5d5a78}

/* pairs */
.pgrid{display:grid;gap:10px;perspective:900px}
.pc2{--w:min(calc((86vw - 60px) / var(--cols,4)),92px);width:var(--w);height:var(--w);border:0;padding:0;background:none;position:relative;cursor:pointer;transform-style:preserve-3d;transition:transform .45s cubic-bezier(.2,.8,.2,1)}
.pc2.open,.pc2.done{transform:rotateY(180deg)}
.pc2 > div{position:absolute;inset:0;border-radius:16px;backface-visibility:hidden;display:flex;align-items:center;justify-content:center}
.pc2 .bk{background:linear-gradient(135deg,#2a2347,#1b1730);border:1px solid var(--line-2)}
.pc2 .bk::after{content:'';width:36%;height:36%;border-radius:50%;border:2px solid rgba(255,153,102,.5)}
.pc2 .fr{transform:rotateY(180deg);background:#f5f3ff}
.pc2 .fr svg{width:58%;height:58%}
.pc2.done .fr{background:#d9fbe9;box-shadow:0 0 0 2px #3ee0a1 inset}

/* sudoku */
.sgrid{display:grid;grid-template-columns:repeat(9,1fr);width:min(90vw,468px);aspect-ratio:1;border-radius:16px;overflow:hidden;border:2px solid #6c63a8;background:#0f0d1f}
.sgrid button{border:0;border-right:1px solid rgba(255,255,255,.08);border-bottom:1px solid rgba(255,255,255,.08);background:transparent;font-size:min(5vw,22px);font-weight:600;cursor:pointer;color:#c9c4ff;position:relative;padding:0}
.sgrid button.giv{color:var(--text);font-weight:800}
.sgrid button.c3{border-right:2px solid #6c63a8}.sgrid button.r3{border-bottom:2px solid #6c63a8}
.sgrid button.hl{background:rgba(143,130,255,.1)}
.sgrid button.same{background:rgba(255,153,102,.18)}
.sgrid button.sel{background:rgba(255,107,74,.35)}
.sgrid button.err{color:var(--bad)}
.sgrid .nt{position:absolute;inset:2px;display:grid;grid-template-columns:repeat(3,1fr);font-size:min(2.2vw,9.5px);color:var(--muted);font-weight:600;line-height:1}
.npad{display:grid;grid-template-columns:repeat(9,1fr);gap:6px;width:min(90vw,468px)}
.npad button{height:48px;border-radius:12px;border:1px solid var(--line-2);background:var(--surface-2);font-size:20px;font-weight:700;cursor:pointer}

/* prose pages */
.prose{max-width:760px}
.prose p,.prose li{color:var(--soft);line-height:1.7;font-size:16px}
.prose h2{font-size:26px;margin:34px 0 10px}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);z-index:90;padding:12px 18px;border-radius:999px;background:var(--panel);border:1px solid var(--line-2);font-size:14px;display:none}
.toast.show{display:block;animation:fade .2s}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}
.lb li.empty{display:block}
.gbtn{text-decoration:none;display:inline-flex;align-items:center}