:root{--bg:#ebedef;--ink:#3c4b64;--muted:#768192;--brand:#321fdb;--brand2:#e55353;--info:#39f;--warn:#f9b115;--ok:#2eb85c;--card:#fff;--line:#d8dbe0;--side:#3c4b64;--side2:#303c54;--sw:256px;--bad:#e55353}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:15px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--brand)}
img,canvas,svg{max-width:100%}
/* ===== Estructura ===== */
.sidebar{position:fixed;top:0;bottom:0;left:0;width:var(--sw);background:var(--side);color:#fff;display:flex;flex-direction:column;z-index:40;transition:transform .25s ease;overflow-y:auto}
.brand{display:flex;align-items:center;height:64px;padding:0 20px;background:var(--side2);flex:none;text-decoration:none}
.brand img{display:block;width:190px;max-width:100%;height:auto}
.snav{list-style:none;margin:0;padding:6px 0 28px}
.snav .title{padding:18px 20px 6px;font-size:.68rem;font-weight:700;letter-spacing:.09em;color:rgba(255,255,255,.42);text-transform:uppercase}
.snav a{display:flex;align-items:center;gap:12px;padding:9px 20px;color:rgba(255,255,255,.78);text-decoration:none;font-size:.9rem;transition:background .15s,color .15s}
.snav a:hover{background:rgba(255,255,255,.08);color:#fff}
.snav a.on{background:rgba(255,255,255,.1);color:#fff;box-shadow:inset 3px 0 0 var(--info)}
.snav .ico{width:28px;height:28px;flex:none;display:inline-flex;align-items:center;justify-content:center;background:#fff;border-radius:8px}
.snav .ico img{width:20px;height:20px;display:block;object-fit:contain}
.wrapper{margin-left:var(--sw);min-height:100vh;display:flex;flex-direction:column;transition:margin .25s ease;min-width:0}
body.sb-hidden .sidebar{transform:translateX(-100%)}
body.sb-hidden .wrapper{margin-left:0}
.topbar{position:sticky;top:0;z-index:30;height:64px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px;padding:0 20px}
.toggle{background:none;border:0;font-size:1.5rem;line-height:1;cursor:pointer;color:var(--muted);padding:6px 10px;border-radius:6px}
.toggle:hover{background:#f0f1f5;color:var(--ink)}
.crumbs{font-size:.85rem;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.crumbs a{color:var(--ink);text-decoration:none}
.crumbs span{color:var(--muted)}
.toplinks{margin-left:auto;display:flex;gap:18px;font-size:.88rem}
.toplinks a{color:var(--muted);text-decoration:none}
.toplinks a:hover{color:var(--brand)}
main{flex:1;padding:24px;max-width:1320px;width:100%;margin:0 auto}
.scrim{position:fixed;inset:0;background:rgba(20,25,50,.5);z-index:35;display:none}
@media(max-width:991px){
 .sidebar{transform:translateX(-100%)}
 .wrapper{margin-left:0}
 body.sb-open .sidebar{transform:none}
 body.sb-open .scrim{display:block}
 .toplinks{display:none}
 main{padding:16px}
}
/* ===== Texto y paneles ===== */
h1{font-size:1.9rem;line-height:1.2;margin:.1em 0 .3em;font-weight:700}
h2{margin-top:1.5em;line-height:1.3;font-weight:700}
.pagehead{margin-bottom:18px}
.lead{font-size:1.05rem;color:var(--muted);max-width:780px;margin:.2em 0 0}
.card,.panel{background:var(--card);border:1px solid var(--line);border-radius:6px;margin:18px 0}
.card{padding:20px}
.card.flush{background:transparent;border:0;box-shadow:none;padding:0}
.panel-h{padding:14px 20px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap}
.panel-h h2{margin:0;font-size:1.15rem}
.panel-h small{color:var(--muted)}
.panel-b{padding:20px}
.content{max-width:820px}
.content li{margin:.3em 0}
.content.card{max-width:none}
.content.card>*{max-width:820px}
/* ===== Tarjetas de color ===== */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:16px;margin-bottom:18px}
.stat{border-radius:6px;color:#fff;padding:16px 18px 0;position:relative;overflow:hidden;min-height:132px}
.stat b{font-size:1.9rem;line-height:1.15;display:block;font-weight:700}
.stat span{font-size:.88rem;opacity:.95}
.stat svg{position:absolute;left:0;right:0;bottom:0;width:100%;height:58px;opacity:.28}
.c-brand{background:#321fdb}.c-info{background:#39f}.c-warn{background:#f9b115}.c-danger{background:#e55353}
.strip{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px;padding:14px 20px 20px;border-top:1px solid var(--line)}
.strip small{display:block;color:var(--muted);font-size:.78rem}
.strip b{font-size:.9rem}
.bar{height:4px;background:#e6e8ec;border-radius:2px;margin-top:6px;overflow:hidden}
.bar i{display:block;height:100%;border-radius:2px}
.soc{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;margin:18px 0}
.soc a{display:block;background:#fff;border:1px solid var(--line);border-radius:6px;overflow:hidden;text-decoration:none;color:var(--ink);transition:transform .15s,box-shadow .15s}
.soc a:hover{transform:translateY(-3px);box-shadow:0 8px 20px rgba(60,75,100,.15)}
.soc .top{height:84px;display:flex;align-items:center;justify-content:center;font-size:2.3rem;color:#fff;gap:10px;font-weight:700}
.soc .top span{font-size:1.05rem}
.soc .top i{width:58px;height:58px;background:#fff;border-radius:14px;display:inline-flex;align-items:center;justify-content:center}
.soc .top i img{width:42px;height:42px;object-fit:contain}
.soc .nums{display:grid;grid-template-columns:1fr 1fr;text-align:center;padding:12px 0}
.soc .nums div:first-child{border-right:1px solid var(--line)}
.soc .nums b{display:block;font-size:1.15rem}
.soc .nums small{color:var(--muted);font-size:.7rem;letter-spacing:.06em;text-transform:uppercase}
canvas#traffic{width:100%;height:260px;display:block}
.legend{font-size:.8rem;color:var(--muted);margin-top:6px;display:flex;gap:16px}
.legend i{display:inline-block;width:18px;height:3px;vertical-align:middle;margin-right:6px;border-radius:2px}
/* ===== Mosaico de actividades ===== */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px}
.tile{display:block;background:#fff;border:1px solid var(--line);border-radius:6px;padding:16px;text-decoration:none;color:var(--ink);transition:transform .15s,box-shadow .15s;border-top:3px solid var(--info)}
.tile:hover{transform:translateY(-3px);box-shadow:0 8px 20px rgba(60,75,100,.14)}
.tile b{display:block;font-size:1.02rem;margin:4px 0}
.tile .ico{display:inline-flex;width:64px;height:64px;align-items:center;justify-content:center;background:#f3f5fb;border-radius:14px;margin-bottom:6px}
.tile .ico img{width:48px;height:48px;object-fit:contain}
.tile small{color:var(--muted)}
/* ===== Descargas ===== */
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 16px}
.chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:5px 15px;cursor:pointer;font:inherit;font-size:.88rem;color:var(--ink)}
.chip.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.dl-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:18px}
.dl{background:#fff;border:1px solid var(--line);border-radius:6px;overflow:hidden;display:flex;flex-direction:column;transition:transform .15s,box-shadow .15s}
.dl:hover{transform:translateY(-3px);box-shadow:0 8px 20px rgba(60,75,100,.15)}
.dl-img{position:relative;aspect-ratio:3/4;background:linear-gradient(135deg,#e9e8ff,#d6ecff);overflow:hidden}
.dl-img img{width:100%;height:100%;object-fit:cover;display:block}
.dl-ph{position:absolute;inset:0;align-items:center;justify-content:center;font-size:3.4rem}
.dl-tag{position:absolute;top:10px;left:10px;background:#e55353;color:#fff;font-size:.7rem;font-weight:700;padding:2px 8px;border-radius:4px;letter-spacing:.05em}
.dl-b{padding:14px 16px 16px;display:flex;flex-direction:column;gap:4px;flex:1}
.dl-b h3{margin:0;font-size:1.02rem;line-height:1.3}
.dl-b p{margin:0;color:var(--muted);font-size:.88rem;flex:1}
.dl-a{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.dl-a .btn{text-decoration:none;font-size:.88rem;padding:8px 12px}
/* ===== Quiz ===== */
.qz-form,.qz-set{border:1px solid var(--line);border-radius:6px;padding:16px;margin:0 0 18px;background:#fbfbff}
.qz-form h3,.qz-set h3{margin:0 0 4px}
.qz-opt{display:flex;align-items:center;gap:10px;margin:8px 0}
.qz-opt input[type=radio]{width:20px;height:20px;accent-color:var(--ok);flex:none;margin:0}
.qz-opt input[type=text]{flex:1;min-width:0}
.qz-l{font-weight:700;color:var(--muted);width:18px;text-align:center;flex:none}
.qz-chk{font-weight:400;display:flex;align-items:center;gap:8px;margin:6px 0 0}
.qz-head{justify-content:space-between}
.qz-list{list-style:none;margin:0 0 18px;padding:0;display:grid;gap:10px;counter-reset:q}
.qz-list li{border:1px solid var(--line);border-radius:6px;padding:12px 14px;background:#fff}
.qz-q{font-weight:700;margin-bottom:6px}
.qz-q::before{counter-increment:q;content:counter(q) ". ";color:var(--brand)}
.qz-ops{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:4px 14px;font-size:.92rem;color:var(--muted)}
.qz-ops .good{color:#0b6b46;font-weight:700}
.qz-act{display:flex;gap:8px;margin-top:8px}
.qz-act .btn{padding:5px 12px;font-size:.85rem}
.qz-bar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:8px}
.qz-hd{font-weight:600;color:var(--muted)}
.qz-clock{font-size:1.5rem;font-weight:800;font-variant-numeric:tabular-nums;color:var(--brand)}
.tbar{height:10px;background:#e6e8ec;border-radius:5px;overflow:hidden;margin-bottom:14px}
.tbar i{display:block;height:100%;width:100%;background:var(--info);transition:width .12s linear}
.tbar.low i{background:var(--bad)}
.qz-qt{font-size:1.35rem;line-height:1.35;margin:.4em 0 .8em}
.btn.opt{padding:12px 16px;font-size:1.05rem}
.qz-result{text-align:center;padding:10px 0}
/* ===== Formularios ===== */
label{display:block;font-weight:600;margin:10px 0 4px}
textarea,input[type=text],input[type=number],select{width:100%;padding:9px 10px;border:1px solid #c4c9d0;border-radius:6px;font:inherit;background:#fff;color:var(--ink)}
textarea:focus,input:focus,select:focus{outline:2px solid rgba(51,153,255,.35);border-color:var(--info)}
input[type=number]{width:100px}
.row{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0;align-items:center}
.btn{background:#e9e8ff;color:var(--brand);border:0;border-radius:6px;padding:9px 16px;font:inherit;font-weight:600;cursor:pointer}
.btn:hover{background:#d9d6ff}
.btn.primary{background:var(--brand);color:#fff}
.btn.primary:hover{background:#2819b4}
.btn:disabled{opacity:.5;cursor:not-allowed}
.note{color:var(--muted);font-size:.92rem}
.ad-slot{min-height:90px;margin:20px 0;text-align:center}
.ad-slot::before{content:"Publicidad";display:block;font-size:.7rem;color:#999;text-transform:uppercase;letter-spacing:1px}
.tool-frame{width:100%;height:1500px;min-height:300px;border:0;display:block;background:transparent}
/* ===== Crucigrama (herramienta propia) ===== */
table.cw{border-collapse:collapse;margin:16px 0}
table.cw td{width:34px;height:34px;padding:0;position:relative;text-align:center;font-weight:700;font-size:1.1rem}
table.cw td.c{background:#fff;border:2px solid #1f2340}
table.cw td.e{border:0;background:transparent}
table.cw .n{position:absolute;top:1px;left:3px;font-size:.62rem;font-weight:600;color:#555}
table.cw .l{visibility:hidden}
.show-sol table.cw .l{visibility:visible;color:var(--brand)}
.clues{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:640px){.clues{grid-template-columns:1fr}table.cw td{width:26px;height:26px;font-size:.9rem}}
.clues ol{margin:0;padding-left:0;list-style:none}
.clues li{margin:3px 0;font-size:.95rem}
.ws-wrap{display:flex;flex-wrap:wrap;gap:24px;align-items:flex-start}
table.ws{border-collapse:collapse}
table.ws td{width:32px;height:32px;text-align:center;font-weight:700;border:1px solid #d6d9ee;font-size:1rem}
.show-sol table.ws td.s{background:#ffd9d9;color:#c0212a}
@media(max-width:640px){table.ws td{width:22px;height:22px;font-size:.78rem}}
.words{columns:2;gap:20px;margin:0;padding-left:18px}
.wheel{display:block;margin:10px auto;max-width:100%;height:auto}
.winner{font-size:1.6rem;font-weight:800;text-align:center;color:var(--brand);min-height:2.2em}
.ball{width:130px;height:130px;border-radius:50%;background:radial-gradient(circle at 30% 30%,#fff,#ffd36b 40%,#f9b115);display:flex;flex-direction:column;align-items:center;justify-content:center;margin:10px auto;font-weight:800;box-shadow:0 6px 16px rgba(0,0,0,.2)}
.ball small{font-size:1.2rem}.ball b{font-size:3rem;line-height:1}
.board{display:grid;grid-template-columns:repeat(15,1fr);gap:3px;margin-top:14px}
.board span{background:#eee;border-radius:4px;text-align:center;font-size:.8rem;padding:3px 0}
.board span.on{background:var(--brand);color:#fff}
@media(max-width:640px){.board{grid-template-columns:repeat(10,1fr)}}
.keys{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin:12px 0}
.keys button{width:38px;height:42px;border:1px solid var(--line);border-radius:6px;background:#fff;font-weight:700;cursor:pointer}
.keys button:disabled{opacity:.35}
.keys button.ok{background:#d7f5e8}.keys button.no{background:#ffe0e0}
.hword{font-size:2rem;letter-spacing:.35em;text-align:center;font-weight:800;margin:10px 0}
.mem{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;max-width:420px;margin:14px auto}
.mem button{aspect-ratio:1;font-size:2.2rem;border:0;border-radius:8px;background:var(--brand);color:#fff;cursor:pointer}
.mem button.up{background:#fff;border:2px solid var(--brand)}
.mem button.done{background:#d7f5e8;border:2px solid var(--ok)}
.opt{display:block;width:100%;text-align:left;margin:6px 0}
.opt.ok{background:#d7f5e8;color:#0b6b46}.opt.no{background:#ffe0e0;color:#a31d22}
.teams{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.team{border:1px solid var(--line);border-radius:6px;padding:12px;background:#fbfbff}
.team h3{margin:0 0 6px;color:var(--brand)}
.clock{font-size:4.5rem;font-weight:800;text-align:center;font-variant-numeric:tabular-nums}
.clock.end{color:var(--bad)}
.dice{font-size:5rem;text-align:center;letter-spacing:.1em}
.sheet{columns:4 150px;gap:20px;font-size:1.15rem}
.sheet div{margin:10px 0;break-inside:avoid}
.ans{visibility:hidden;color:var(--brand);margin-right:6px}
.show-sol .ans{visibility:visible}
.show-sol .no-sol{display:none}
/* ===== Pie y cookies ===== */
footer.site{background:#fff;border-top:1px solid var(--line);color:var(--muted);padding:18px 24px;font-size:.88rem}
footer.site a{color:var(--ink);margin-right:16px;text-decoration:none}
footer.site a:hover{color:var(--brand)}
.cookie{position:fixed;left:12px;bottom:12px;max-width:520px;background:#3c4b64;color:#fff;padding:12px 16px;border-radius:6px;z-index:50;display:flex;gap:12px;align-items:center;flex-wrap:wrap;font-size:.88rem;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.cookie a{color:#bfd6ff}
.pcmark{display:none}
@media print{
 .pcmark{display:block;position:fixed;right:6mm;bottom:5mm;font:600 11px Arial,sans-serif;color:#555;z-index:9}
 [data-tool="anagram"]>*:not(.print-area),[data-tool="math"]>*:not(.print-area),[data-tool="lang"]>*:not(.print-area){display:none!important}
 main>h1,main>.lead{display:none!important}
 .sidebar,.topbar,footer.site,.no-print,.ad-slot,.cookie,.content,.pagehead,.scrim{display:none!important}
 .wrapper{margin-left:0!important}
 body{background:#fff}main{padding:0}.card{border:0;padding:0}
 table.cw td.c{border:1.5px solid #000}
}