/* Layout: coluna única de leitura (até 860px) com a ferramenta no topo; peças de letra amarelas são o único elemento de destaque. */
:root{
  --bg:#F2F5FA; --surface:#FFFFFF; --ink:#17203F; --muted:#56617F; --line:#D6DDEB;
  --brand:#2B47D9; --brand-ink:#FFFFFF; --tile:#FFC83D; --tile-ink:#2A2100; --soft:#E6EBF6;
  --ok:#2C9A68; --near:#D69E12; --miss:#77819A; --state-ink:#FFFFFF;
  --display:"Bricolage Grotesque","Trebuchet MS",system-ui,sans-serif;
  --body:"Figtree",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --r:10px;
}
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]){
  --bg:#0E1322; --surface:#171E35; --ink:#E8ECF8; --muted:#9BA7C6; --line:#2B3657;
  --brand:#8496FF; --brand-ink:#0B1026; --tile:#FFC83D; --tile-ink:#2A2100; --soft:#1F2846;
  --ok:#35A874; --near:#C99412; --miss:#566080; --state-ink:#FFFFFF; color-scheme:dark } }
:root[data-theme="dark"]{
  --bg:#0E1322; --surface:#171E35; --ink:#E8ECF8; --muted:#9BA7C6; --line:#2B3657;
  --brand:#8496FF; --brand-ink:#0B1026; --tile:#FFC83D; --tile-ink:#2A2100; --soft:#1F2846;
  --ok:#35A874; --near:#C99412; --miss:#566080; --state-ink:#FFFFFF; color-scheme:dark }
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 var(--body)}
a{color:var(--brand)}
:focus-visible{outline:3px solid var(--brand);outline-offset:2px}
.wrap{max-width:860px;margin:0 auto;padding-inline:16px}
.top{border-bottom:1px solid var(--line);background:var(--surface)}
.top .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:8px 20px;padding-block:10px}
.logo{display:flex;align-items:center;gap:2px;font:800 21px/1 var(--display);color:var(--ink);text-decoration:none;letter-spacing:-.01em}
.logo b{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:7px;background:var(--tile);color:var(--tile-ink);transform:rotate(-7deg);margin-right:1px}
.top nav{display:flex;flex-wrap:wrap;gap:4px 16px;margin-left:auto}
.top nav a{color:var(--muted);text-decoration:none;font-weight:600;font-size:15px;padding:4px 0}
.top nav a:hover,.top nav a[aria-current]{color:var(--ink);box-shadow:0 2px 0 var(--tile)}
main{padding-block:28px 48px;display:flex;flex-direction:column;gap:28px}
h1{font:800 clamp(30px,6vw,46px)/1.05 var(--display);letter-spacing:-.02em;margin:0;text-wrap:balance}
h2{font:700 24px/1.2 var(--display);margin:0;text-wrap:balance}
h3{font:700 18px/1.3 var(--display);margin:0}
p{margin:0}
.lede{color:var(--muted);font-size:18px;max-width:62ch}
.head{display:flex;flex-direction:column;gap:10px}
.tool{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:18px;display:flex;flex-direction:column;gap:14px}
.go{display:flex;gap:10px;flex-wrap:wrap}
.go input{flex:1 1 220px;min-width:0}
input[type=text],select{font:inherit;color:var(--ink);background:var(--bg);border:2px solid var(--line);border-radius:var(--r);padding:10px 12px;width:100%}
input[type=text]:focus,select:focus{border-color:var(--brand);outline:none}
#letras,.guess{font:700 24px/1.2 var(--display);letter-spacing:.14em;text-transform:uppercase;padding:14px 16px}
#letras::placeholder,.guess::placeholder{letter-spacing:0;text-transform:none;font:500 17px var(--body);color:var(--muted)}
.btn{font:700 17px var(--body);background:var(--brand);color:var(--brand-ink);border:0;border-radius:var(--r);padding:14px 22px;cursor:pointer}
.btn:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent;color:var(--brand);border:2px solid var(--line);padding:8px 14px;font-size:15px}
.filters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.filters label,.opts label{display:flex;flex-direction:column;gap:4px;font-size:13px;font-weight:600;color:var(--muted)}
.opts{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:end}
.opts .chk{flex-direction:row;align-items:center;gap:8px;font-size:15px;color:var(--ink);padding-bottom:10px}
.opts select{width:auto}
.hint{font-size:14px;color:var(--muted)}
.status{font-weight:600}
.tag{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;background:var(--soft);color:var(--muted);border-radius:99px;padding:2px 10px;margin-left:6px;vertical-align:middle}
.group{display:flex;flex-direction:column;gap:10px;padding-top:14px;border-top:1px solid var(--line)}
.group h3 span{color:var(--muted);font:500 14px var(--body);margin-left:6px}
.words{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.w{font:600 16px var(--body);color:var(--ink);background:var(--soft);border:1px solid transparent;border-radius:8px;padding:6px 10px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:baseline;gap:5px}
.w:hover{border-color:var(--brand)}
.w sup{font-size:11px;color:var(--muted);font-variant-numeric:tabular-nums;line-height:1}
.w.rare{background:transparent;border-color:var(--line);color:var(--muted);font-weight:500}
.more{align-self:flex-start}
.sheet{position:fixed;left:0;right:0;bottom:0;background:var(--surface);border-top:2px solid var(--line);padding:14px 16px calc(14px + env(safe-area-inset-bottom,0px));box-shadow:0 -8px 30px rgba(10,16,40,.18);z-index:5}
.sheet .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:12px;padding-inline:0}
.tiles{display:flex;flex-wrap:wrap;gap:4px}
.t{display:inline-grid;place-items:center;width:38px;height:42px;border-radius:7px;background:var(--tile);color:var(--tile-ink);font:800 21px/1 var(--display);text-transform:uppercase;border:0;box-shadow:inset 0 -3px 0 rgba(0,0,0,.14)}
.sheet .acts{display:flex;flex-wrap:wrap;gap:8px;margin-left:auto;align-items:center}
.x{background:none;border:0;color:var(--muted);font-size:26px;line-height:1;cursor:pointer;padding:4px 8px}
.prose{display:flex;flex-direction:column;gap:14px;max-width:68ch}
.prose ul,.prose ol{margin:0;padding-left:22px;display:flex;flex-direction:column;gap:6px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px;text-decoration:none;color:var(--ink);display:flex;flex-direction:column;gap:4px}
.card:hover{border-color:var(--brand)}
.card strong{font:700 18px var(--display)}
.card span{color:var(--muted);font-size:15px}
details{border-bottom:1px solid var(--line);padding:10px 0}
summary{font-weight:700;cursor:pointer}
details p{margin-top:8px;color:var(--muted)}
.links{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.links a{display:inline-block;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:5px 11px;text-decoration:none;font-weight:600;font-size:15px}
.links a:hover{border-color:var(--brand)}
table{border-collapse:collapse;font-variant-numeric:tabular-nums}
td,th{border:1px solid var(--line);padding:6px 12px;text-align:left}
.tablewrap{overflow-x:auto}
/* solver */
.rows{display:flex;flex-direction:column;gap:12px}
.row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.row .guess{flex:1 1 170px;min-width:0;max-width:260px}
.row .t{cursor:pointer;width:46px;height:50px;font-size:24px;color:var(--state-ink)}
.t.s0{background:var(--miss)} .t.s1{background:var(--near)} .t.s2{background:var(--ok)}
.t.empty{background:var(--soft);box-shadow:inset 0 0 0 2px var(--line);cursor:default}
.legend{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:14px;color:var(--muted)}
.legend i{display:inline-block;width:14px;height:14px;border-radius:4px;vertical-align:-2px;margin-right:5px}
footer{border-top:1px solid var(--line);background:var(--surface);color:var(--muted);font-size:14px}
footer .wrap{padding-block:22px;display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between}
footer nav{display:flex;flex-wrap:wrap;gap:6px 16px}
footer a{color:var(--muted)}
@media (max-width:620px){.filters{grid-template-columns:repeat(2,minmax(0,1fr))}.top nav{margin-left:0}.btn{flex:1 1 auto}.sheet .acts{margin-left:0}}
@media (prefers-reduced-motion:no-preference){.w,.card,.btn{transition:border-color .12s,filter .12s}}

/* revisão: acessibilidade, toque, guias, consentimento */
.skip{position:absolute;left:-999px;top:0;background:var(--brand);color:var(--brand-ink);padding:10px 16px;z-index:20;border-radius:0 0 8px 0}
.skip:focus{left:0}
.top nav a{padding:10px 0}
.w{min-height:40px;align-items:center}
.w sup{font-size:12px}
.x{min-width:44px;min-height:44px}
@media (pointer:coarse){.w{min-height:44px;padding-inline:12px}.btn.ghost{min-height:44px}.links a{padding:10px 14px}}
.t{position:relative}
.row .t.s1{color:var(--tile-ink)}
.row .t.s1::after,.row .t.s2::after{content:"";position:absolute;top:5px;right:5px;width:8px;height:8px;border-radius:50%;border:2px solid currentColor}
.row .t.s2::after{background:currentColor}
.field{position:relative;flex:1 1 220px;min-width:0;display:flex}
.field input{padding-right:48px!important}
.clear{position:absolute;right:4px;top:50%;transform:translateY(-50%);width:44px;height:44px;background:none;border:0;color:var(--muted);font-size:24px;cursor:pointer;border-radius:8px}
.crumbs{font-size:14px;color:var(--muted);display:flex;flex-wrap:wrap;gap:6px}
.crumbs a{color:var(--muted)}
.bar{display:inline-block;height:10px;border-radius:5px;background:var(--tile);vertical-align:middle;margin-right:8px;min-width:2px}
.stat td:last-child{min-width:180px;white-space:nowrap}
.prose table{width:100%}
.note{background:var(--soft);border-radius:12px;padding:14px 16px}
.consent{position:fixed;left:0;right:0;bottom:0;z-index:30;background:var(--surface);border-top:2px solid var(--line);padding:14px 16px calc(14px + env(safe-area-inset-bottom,0px));box-shadow:0 -8px 30px rgba(10,16,40,.18)}
.consent .wrap{display:flex;flex-wrap:wrap;gap:12px;align-items:center;padding-inline:0}
.consent p{flex:1 1 300px;font-size:14px}
.consent .btn{padding:10px 18px;font-size:15px}
noscript p{background:var(--soft);padding:12px 16px;border-radius:12px}
.prose ul.words{flex-direction:row;padding-left:0;gap:8px}