:root{
  --bg:#eef2f8;          /* fundo cinza-azulado claro */
  --card:#ffffff;        /* superficies */
  --line:#d7e0ee;        /* bordas */
  --txt:#15233f;         /* texto (azul bem escuro) */
  --muted:#5b6b86;       /* texto secundario */
  --azul:#1d4ed8;        /* azul (links/acentos) */
  --azul-escuro:#1e3a8a; /* azul escuro (botoes / cabecalho) */
  --erro:#c0392b;
  --aviso:#b45309;
  --ok:#157347;
}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  background:var(--bg);color:var(--txt);line-height:1.5}
.container{width:100%;max-width:880px;margin:0 auto;padding:16px}
.estreito{max-width:380px}

.topo{background:var(--azul-escuro)}
.topo .container{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;justify-content:space-between;padding:12px 16px}
.topo strong{color:#fff}
.topo nav{display:flex;flex-wrap:wrap;gap:12px}
.topo a{color:rgba(255,255,255,.82);text-decoration:none;font-size:.92rem}
.topo a:hover{color:#fff}

h1{font-size:1.4rem;margin:.2em 0 .7em;color:var(--azul-escuro)}
h2{font-size:1.15rem;color:var(--azul-escuro)}
h3{font-size:1rem;margin-top:1.4em;color:var(--azul-escuro)}
a{color:var(--azul)}

label{display:block;margin:.6em 0}
label.check{display:flex;align-items:center;gap:8px}
input,select,textarea{font:inherit;color:var(--txt);background:#fff;border:1px solid var(--line);
  border-radius:8px;padding:8px 10px;width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--azul);outline-offset:0;border-color:var(--azul)}
label.check input{width:auto}
textarea{min-height:70px}

button,.botao{display:inline-block;cursor:pointer;border:0;border-radius:8px;padding:9px 14px;
  background:var(--azul-escuro);color:#fff;font:inherit;font-weight:600;text-decoration:none}
button:hover,.botao:hover{filter:brightness(1.12)}
button.link{background:none;color:var(--erro);padding:0;font-weight:400}

table{width:100%;border-collapse:collapse;margin:.6em 0;background:var(--card);
  border:1px solid var(--line);border-radius:10px;overflow:hidden}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:middle}
th{color:#fff;background:var(--azul-escuro);font-weight:600;font-size:.85rem}
tr:last-child td{border-bottom:0}

.erro{color:var(--erro)} .aviso{color:var(--aviso)} .ok{color:var(--ok)}
.dica{color:var(--muted);font-size:.88rem}

.linha{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.linha input,.linha select{width:auto;flex:1;min-width:120px}
.grade{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;align-items:end}
.grade button{grid-column:1/-1}

.cards{list-style:none;padding:0;display:grid;gap:12px}
.cards li{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px;
  box-shadow:0 1px 3px rgba(20,40,80,.06)}

.jogos{display:grid;gap:10px;margin:.6em 0}
.jogo{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:10px}
.jogo.travado{opacity:.7;background:#f3f6fb}
.linha-jogo{display:flex;align-items:center;gap:8px;justify-content:center}
.linha-jogo .t{flex:1;font-weight:600}
.linha-jogo .t:last-child{text-align:right}
.linha-jogo input{width:3.4em;text-align:center}

.zap{background:#f1f5fb;border:1px solid var(--line);border-radius:8px;padding:10px;
  white-space:pre-wrap;overflow:auto;color:var(--txt)}
small{color:var(--muted)}

.comprovante{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px;
  margin:.6em 0;box-shadow:0 1px 3px rgba(20,40,80,.06)}
.zap-botao{background:#25d366;color:#08210f;font-weight:700;display:inline-block}
.zap-botao:hover{filter:brightness(1.05)}