/* ClassroomGames – playful, chunky, kid-friendly design */
:root{
  --ink:#1d2b53;--ink2:#3b4a74;--bg:#fff8ec;--paper:#ffffff;--coral:#ff6b6b;--sun:#ffd166;--mint:#06d6a0;--sky:#4cc9f0;--grape:#9b5de5;
  --board:#2b6e5a;--wood:#e9b872;--r:22px;--shadow:0 6px 0 var(--ink);
  --fh:"Baloo 2",system-ui,sans-serif;--fb:"Nunito",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--fb);font-size:17px;line-height:1.65;color:var(--ink);background:var(--bg);
  background-image:radial-gradient(rgba(29,43,83,.07) 1.5px,transparent 1.6px);background-size:22px 22px}
img{max-width:100%;height:auto;display:block}
a{color:#d6336c;font-weight:700}
h1,h2,h3{font-family:var(--fh);line-height:1.15;margin:0 0 .5em;letter-spacing:-.2px}
h1{font-size:clamp(30px,5vw,48px)}h2{font-size:clamp(23px,3.2vw,31px);margin-top:1.4em}h3{font-size:21px}
.wrap{width:min(1180px,100% - 32px);margin-inline:auto}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;z-index:99;background:#fff;padding:8px 14px;border-radius:10px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
:focus-visible{outline:3px solid var(--grape);outline-offset:3px;border-radius:8px}

/* header */
.top{background:var(--paper);border-bottom:4px solid var(--ink);position:sticky;top:0;z-index:50}
.top-in{display:flex;align-items:center;gap:16px;min-height:70px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.logo-ico{width:46px;height:46px;flex:none;transition:transform .2s}
.logo:hover .logo-ico{transform:rotate(-8deg) scale(1.06)}
.logo-txt{font-family:var(--fh);font-weight:800;font-size:25px;letter-spacing:-.5px}
.logo-txt b{color:var(--coral)}
.nav{margin-left:auto;display:flex;gap:4px;flex-wrap:wrap}
.nav a{font-family:var(--fh);font-weight:700;font-size:17px;text-decoration:none;color:var(--ink);padding:6px 12px;border-radius:999px}
.nav a:hover,.nav a[aria-current]{background:var(--sun)}
.burger{display:none;margin-left:auto;font-size:26px;background:var(--sun);border:3px solid var(--ink);border-radius:14px;width:48px;height:44px;cursor:pointer;color:var(--ink)}
@media (max-width:920px){
  .burger{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--paper);border-bottom:4px solid var(--ink);flex-direction:column;padding:10px 16px 16px}
  .nav.open{display:flex}.nav a{font-size:19px;padding:10px 14px}
}

/* buttons, tags */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--fh);font-weight:800;font-size:19px;text-decoration:none;color:var(--ink);
  background:var(--mint);border:3px solid var(--ink);border-radius:999px;padding:9px 24px;box-shadow:0 5px 0 var(--ink);transition:transform .1s,box-shadow .1s}
.btn:hover{transform:translateY(-2px);box-shadow:0 7px 0 var(--ink)}.btn:active{transform:translateY(3px);box-shadow:0 2px 0 var(--ink)}
.btn.alt{background:var(--sun)}
.tag{display:inline-block;font-size:13px;font-weight:800;padding:2px 10px;border-radius:999px;background:color-mix(in srgb,var(--c) 28%,#fff);
  border:2px solid var(--ink);color:var(--ink);text-decoration:none;white-space:nowrap}
.tag.big{font-size:16px;padding:6px 14px;margin:4px}
.taglist{display:flex;flex-wrap:wrap;gap:6px}
.center{text-align:center;margin:28px 0}

/* hero */
.hero{padding:34px 0 18px}
.hero-in{display:grid;grid-template-columns:1.25fr 1fr;gap:34px;align-items:center}
.board{position:relative;background:var(--board);color:#f4fff9;border:10px solid var(--wood);outline:4px solid var(--ink);border-radius:28px;padding:34px 34px 30px;box-shadow:0 10px 0 var(--ink);
  background-image:radial-gradient(circle at 20% 10%,rgba(255,255,255,.08),transparent 40%),radial-gradient(circle at 90% 90%,rgba(0,0,0,.18),transparent 50%)}
.board h1{color:#fff;font-size:clamp(32px,4.6vw,52px);text-shadow:0 3px 0 rgba(0,0,0,.25)}
.board h1 span{display:block;color:var(--sun);font-size:.62em;margin-top:6px}
.board p{font-size:18px;max-width:560px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin:18px 0}
.hero-badges{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px 16px;font-weight:800;font-size:15px}
.doodle{position:absolute;color:rgba(255,255,255,.35);font-size:34px;font-weight:800;pointer-events:none}
.d1{top:14px;right:24px}.d2{bottom:16px;right:60px;font-size:44px}.d3{top:46%;right:12px;color:rgba(255,209,102,.6)}
.polaroids{position:relative;height:420px}
.pol{position:absolute;width:72%;background:#fff;padding:10px 10px 6px;border:3px solid var(--ink);border-radius:16px;box-shadow:var(--shadow);text-decoration:none;color:var(--ink);font-family:var(--fh);font-weight:800;text-align:center;transition:transform .2s}
.pol img{border-radius:10px;border:2px solid var(--ink)}
.pol span{display:block;padding-top:6px;font-size:18px}
.p0{left:0;top:0;transform:rotate(-6deg)}.p1{right:0;top:110px;transform:rotate(5deg);z-index:2}.p2{left:8%;top:230px;transform:rotate(-2deg);z-index:3}
.pol:hover{transform:rotate(0) scale(1.04);z-index:5}
@media (max-width:860px){.hero-in{grid-template-columns:1fr}.polaroids{display:none}.board{padding:26px 20px}}

/* sections & grid */
.sec-head{display:flex;justify-content:space-between;align-items:end;gap:16px;flex-wrap:wrap;margin-top:34px}
.sec-head h2{margin:0}
.search input{font:inherit;font-weight:700;width:min(380px,92vw);padding:11px 18px;border:3px solid var(--ink);border-radius:999px;background:#fff;color:var(--ink);box-shadow:0 4px 0 var(--ink)}
.chips-row{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}
.chip{font:inherit;font-weight:800;font-size:15px;cursor:pointer;background:#fff;border:3px solid var(--ink);border-radius:999px;padding:5px 14px;color:var(--ink)}
.chip.on{background:var(--ink);color:#fff}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:22px;margin:18px 0}
.card{display:flex;flex-direction:column;background:var(--paper);border:3px solid var(--ink);border-radius:var(--r);overflow:hidden;text-decoration:none;color:var(--ink);box-shadow:var(--shadow);transition:transform .15s,box-shadow .15s}
.card:hover{transform:translateY(-4px) rotate(-.6deg);box-shadow:0 10px 0 var(--ink)}
.thumb{display:block;aspect-ratio:16/10;overflow:hidden;border-bottom:3px solid var(--ink);background:#dfe7f5}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.card:hover .thumb img{transform:scale(1.06)}
.card-b{display:flex;flex-direction:column;gap:4px;padding:12px 16px 16px}
.card-b strong{font-family:var(--fh);font-size:22px;line-height:1.1}
.card-b .tag{align-self:flex-start}
.tl{font-size:15px;color:var(--ink2);font-weight:600;line-height:1.4}
.none{text-align:center;font-weight:800;font-size:19px}
.cat-tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px}
.cat-tile{display:flex;flex-direction:column;align-items:center;padding:22px;border:3px solid var(--ink);border-radius:var(--r);background:color-mix(in srgb,var(--c) 30%,#fff);
  text-decoration:none;color:var(--ink);box-shadow:var(--shadow);transition:transform .15s}
.cat-tile:hover{transform:translateY(-4px) rotate(1deg)}
.cat-tile span{font-size:46px}.cat-tile b{font-family:var(--fh);font-size:23px}.cat-tile small{font-weight:700}
.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px}
.why-grid>div{background:#fff;border:3px solid var(--ink);border-radius:var(--r);padding:20px;box-shadow:var(--shadow)}
.why-grid span{font-size:38px}.why-grid h3{margin:.3em 0}.why-grid p{margin:0;font-size:16px}

/* content */
.content{max-width:820px}
.content.seo{margin:30px auto 10px;background:#fff;border:3px solid var(--ink);border-radius:28px;padding:10px 34px 26px;box-shadow:var(--shadow);max-width:960px}
.content.narrow{max-width:780px}.content.narrow h1{margin-top:.6em}
@media (max-width:600px){.content.seo{padding:6px 18px 20px}}
.tips{padding-left:1.2em}.tips li{margin:.35em 0}.tips li::marker{content:"⭐ "}
.faq details{background:#fff;border:3px solid var(--ink);border-radius:16px;padding:10px 18px;margin:12px 0;box-shadow:0 4px 0 var(--ink)}
.faq summary{font-family:var(--fh);font-weight:800;font-size:19px;cursor:pointer}
.faq p{margin:.5em 0 .2em}
.wrap>.faq{max-width:960px;margin:30px auto 50px}

/* breadcrumbs */
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:4px;padding:0;margin:18px 0 10px;font-size:15px;font-weight:700}
.crumbs li+li::before{content:"›";margin-right:6px;color:var(--ink2)}
.crumbs a{color:var(--ink2);text-decoration:none}.crumbs a:hover{text-decoration:underline}

/* game page */
.game-head{display:flex;justify-content:space-between;align-items:end;gap:14px;flex-wrap:wrap}
.game-head h1{margin:0}.h1sub{font-size:.55em;color:var(--ink2);white-space:nowrap}
.lead{font-size:19px;font-weight:700;color:var(--ink2);margin:.3em 0 0}
.meta{list-style:none;padding:0;margin:0;display:flex;gap:8px;flex-wrap:wrap}
.meta li{background:#fff;border:2px solid var(--ink);border-radius:999px;padding:3px 12px;font-weight:800;font-size:14px}
.stars{position:relative;display:inline-block;color:#d8d8d8;letter-spacing:1px}.stars i{position:absolute;left:0;top:0;overflow:hidden;color:#f5a524;font-style:normal;white-space:nowrap}
.player{margin:18px 0 8px;background:var(--ink);border-radius:26px;padding:10px;box-shadow:0 8px 0 #0e1630}
.frame{position:relative;aspect-ratio:16/10;max-height:78vh;width:100%;border-radius:18px;overflow:hidden;background:#1f2a44}
.frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.frame:fullscreen{aspect-ratio:auto;max-height:none;border-radius:0}
@media (max-width:700px){.frame{aspect-ratio:4/5}}
.bar{display:flex;align-items:center;gap:8px;padding:10px 6px 2px;color:#fff}
.bar-t{font-family:var(--fh);font-weight:800;font-size:19px;margin-right:auto}
.pbtn{font:inherit;font-weight:800;font-size:15px;background:rgba(255,255,255,.14);color:#fff;border:2px solid rgba(255,255,255,.4);border-radius:999px;padding:5px 14px;cursor:pointer}
.pbtn:hover{background:var(--sun);color:var(--ink);border-color:var(--sun)}
.cols{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:30px;margin-top:20px}
@media (max-width:900px){.cols{grid-template-columns:1fr}}
.cols .content{max-width:none;background:#fff;border:3px solid var(--ink);border-radius:28px;padding:8px 32px 24px;box-shadow:var(--shadow)}
@media (max-width:600px){.cols .content{padding:6px 16px 18px}}
.intro{font-size:19px;font-weight:600;margin-top:1.2em}
.shot{margin:22px 0}.shot img{border:3px solid var(--ink);border-radius:18px}
.shot figcaption{font-size:14px;color:var(--ink2);text-align:center;margin-top:6px;font-weight:700}
.steps{counter-reset:s;list-style:none;padding:0}
.steps li{counter-increment:s;position:relative;padding:8px 0 8px 48px;margin:4px 0}
.steps li::before{content:counter(s);position:absolute;left:0;top:6px;width:34px;height:34px;border-radius:50%;background:var(--sun);border:3px solid var(--ink);
  display:flex;align-items:center;justify-content:center;font-family:var(--fh);font-weight:800}
.ctl{border-collapse:separate;border-spacing:0 6px;width:100%}
.ctl th{text-align:left;background:var(--bg);border:2px solid var(--ink);border-right:0;border-radius:12px 0 0 12px;padding:6px 12px;width:42%;font-size:15px}
.ctl td{border:2px solid var(--ink);border-left:0;border-radius:0 12px 12px 0;padding:6px 12px;font-size:15px}
.bens{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px}
.ben{border:3px solid var(--ink);border-radius:18px;padding:14px 16px;background:#f3fbff}
.ben:nth-child(5n+2){background:#fff7e0}.ben:nth-child(5n+3){background:#eefcf6}.ben:nth-child(5n+4){background:#fbf0ff}.ben:nth-child(5n+5){background:#fff0f0}
.ben h3{font-size:19px;margin:0 0 .2em}.ben p{margin:0;font-size:15.5px}
.teacher{margin-top:28px;background:#fff7e0;border:3px dashed var(--ink);border-radius:20px;padding:4px 20px 8px}
.teacher h2{margin-top:.6em}
.side .box{background:#fff;border:3px solid var(--ink);border-radius:22px;padding:6px 18px 16px;box-shadow:var(--shadow);margin-bottom:20px;position:sticky;top:90px}
.side .box+.box{position:static}
.side h2{font-size:21px;margin-top:.7em}
.chips{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.chips li{background:var(--sun);border:2px solid var(--ink);border-radius:999px;padding:2px 10px;font-weight:800;font-size:14px}
.mini{display:block;padding:8px 12px;border:2px solid var(--ink);border-radius:14px;margin:8px 0;text-decoration:none;color:var(--ink);background:var(--bg)}
.mini:hover{background:var(--sun)}
.related{margin-top:40px}
.cat-hero{margin:8px 0 10px;background:color-mix(in srgb,var(--c) 30%,#fff);border:3px solid var(--ink);border-radius:28px;padding:24px 28px;box-shadow:var(--shadow)}
.cat-hero h1{margin:0}.cat-hero .lead{max-width:820px}
.tbl-wrap{overflow-x:auto}
.ref{width:100%;border-collapse:collapse;font-size:15.5px}.ref th,.ref td{border:2px solid var(--ink);padding:6px 10px;text-align:left}.ref th{background:var(--sun)}
.mailbox{font-size:20px;font-weight:800;background:var(--bg);border:3px solid var(--ink);border-radius:16px;padding:12px 18px}

/* footer */
.foot{margin-top:60px;background:var(--ink);color:#e7ecff;padding:40px 0 18px}
.foot a{color:#fff;font-weight:700;text-decoration:none}.foot a:hover{color:var(--sun)}
.foot-grid{display:grid;grid-template-columns:1.3fr 1.4fr 1fr .8fr;gap:30px}
@media (max-width:860px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.foot-grid{grid-template-columns:1fr}}
.foot h2{font-size:20px;color:var(--sun);margin:0 0 .5em}
.foot ul{list-style:none;padding:0;margin:0}.foot li{margin:4px 0;font-size:15px}
.cols2{columns:2}
.logo-foot .logo-txt{color:#fff}.foot p{font-size:15px}
.copy{border-top:1px solid rgba(255,255,255,.2);padding-top:14px;margin-top:24px;font-size:14px;text-align:center}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}
.card[hidden]{display:none}
@media (max-width:700px){.frame.wide{aspect-ratio:4/3}.bar-t{font-size:16px}.pbtn{font-size:13px;padding:4px 10px}}
.thumb{position:relative}
.orig{position:absolute;top:8px;left:8px;background:var(--sun);border:2px solid var(--ink);border-radius:999px;font-size:12px;font-weight:800;padding:1px 9px;color:var(--ink)}
.credit{font-size:13.5px;color:var(--ink2);border-top:2px dashed #d9d2c2;padding-top:10px;margin-top:20px}
.nav a{font-size:16px;padding:6px 10px}
@media (max-width:1100px) and (min-width:921px){.nav a{font-size:14.5px;padding:5px 7px}.logo-txt{font-size:22px}}
.poster{position:absolute;inset:0;border:0;cursor:pointer;background:#1f2a44 center/cover no-repeat;display:flex;align-items:center;justify-content:center}
.poster::before{content:"";position:absolute;inset:0;background:rgba(20,28,50,.45);backdrop-filter:blur(2px)}
.poster span{position:relative;font-family:var(--fh);font-weight:800;font-size:clamp(20px,3vw,28px);color:var(--ink);background:var(--mint);border:3px solid var(--ink);border-radius:999px;padding:10px 30px;box-shadow:0 6px 0 var(--ink)}
.poster:hover span{transform:translateY(-2px)}
.guide{margin-top:28px;background:#eefcf6;border:3px solid var(--ink);border-radius:20px;padding:4px 22px 14px}
.guide h2{margin-top:.6em}.guide h3{margin-top:1em}
.top25 li::marker{content:counter(list-item) ". "}