:root {
    --cor-primaria: #0066ff;
    --cor-secundaria: #00cc66;
    --cor-fundo: #000000;
    --cor-texto: #ffffff;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: var(--cor-fundo);
    color: var(--cor-texto);
}

a {
    color: var(--cor-primaria);
}

.container {
    width: 95%;
    max-width: 1000px;
    margin: 0 auto;
}

.topo {
    background: #111;
    padding: 1rem 0;
}

.topo .logo {
    font-size: 1.4rem;
    margin: 0;
}

.topo nav a {
    margin-right: 1rem;
    text-decoration: none;
}

.conteudo {
    padding: 1.5rem 0;
}

.rodape {
    background: #111;
    padding: 1rem 0;
    margin-top: 2rem;
    text-align: center;
    font-size: 0.9rem;
}

.card {
    background: #111;
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.card h2, .card h3 {
    margin-top: 0;
}

.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    background: var(--cor-primaria);
    color: #fff;
    text-decoration: none;
}

.btn-secundario {
    background: var(--cor-secundaria);
}

.btn:focus,
input:focus,
textarea:focus,
select:focus {
    outline: 2px solid var(--cor-secundaria);
    outline-offset: 2px;
}

form label {
    display: block;
    margin-bottom: 0.5rem;
}

form input[type="text"],
form input[type="password"],
form input[type="number"],
form input[type="file"],
form textarea,
form select {
    width: 100%;
    padding: 0.4rem;
    border-radius: 4px;
    border: 1px solid #444;
    background: #000;
    color: #fff;
}

form textarea {
    min-height: 120px;
}

.tabela {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1rem;
}

.tabela th,
.tabela td {
    border: 1px solid #333;
    padding: 0.4rem;
    text-align: left;
}

.badge {
    display: inline-block;
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    font-size: 0.8rem;
    background: #333;
}

.badge-ativa { background: #006600; }
.badge-cancelada { background: #660000; }
.badge-encerrada { background: #444444; }

.numeros-grade {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
}

.numeros-grade label {
    flex: 1 0 70px;
    border-radius: 4px;
    border: 1px solid #444;
    text-align: center;
    padding: 0.2rem;
    cursor: pointer;
    font-size: 0.9rem;
}

.numeros-grade input {
    margin-right: 0.3rem;
}

.qtd-control {
    display: inline-flex;
    align-items: center;
    border: 1px solid #444;
    border-radius: 4px;
    overflow: hidden;
}

.qtd-control button {
    background: #222;
    border: none;
    padding: 0.4rem 0.6rem;
    color: #fff;
    cursor: pointer;
}

.qtd-control input {
    width: 70px;
    text-align: center;
    border: none;
}
.premios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.premio-box {
  border: 1px solid var(--cor-secundaria);
  padding: 1rem;
  border-radius: 8px;
  text-align: center;
}

.img-premio,
.img-premio-grande {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
}