* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: #f4f6f8;
    color: #1f2937;
}

.topo {
    background: #111827;
    color: white;
    padding: 24px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.topo h1 {
    margin: 0;
    font-size: 28px;
}

.topo p {
    margin: 5px 0 0;
    color: #cbd5e1;
}

.status {
    background: #16a34a;
    padding: 8px 14px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: bold;
}

.status.erro {
    background: #dc2626;
}

.container {
    max-width: 1200px;
    margin: 30px auto;
    padding: 0 20px;
}

.card {
    background: white;
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.08);
}

.titulo-secao,
.cabecalho-clientes {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

h2 {
    margin: 0;
}

.titulo-secao p,
.cabecalho-clientes p {
    margin: 6px 0 0;
    color: #6b7280;
}

.campo {
    margin-bottom: 16px;
}

.campo label {
    display: block;
    margin-bottom: 6px;
    font-weight: bold;
}

.campo input,
.pesquisa input {
    width: 100%;
    padding: 12px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 15px;
    outline: none;
}

.campo input:focus,
.pesquisa input:focus {
    border-color: #2563eb;
}

.acoes {
    display: flex;
    gap: 10px;
}

.btn {
    border: none;
    border-radius: 8px;
    padding: 11px 18px;
    cursor: pointer;
    font-weight: bold;
    font-size: 14px;
}

.btn-primary {
    background: #2563eb;
    color: white;
}

.btn-primary:hover {
    background: #1d4ed8;
}

.btn-secondary {
    background: #e5e7eb;
    color: #111827;
}

.btn-secondary:hover {
    background: #d1d5db;
}

.btn-editar {
    background: #f59e0b;
    color: white;
}

.btn-excluir {
    background: #dc2626;
    color: white;
}

.mensagem {
    margin-top: 16px;
    padding: 12px;
    border-radius: 8px;
    display: none;
}

.mensagem.sucesso {
    display: block;
    background: #dcfce7;
    color: #166534;
}

.mensagem.erro {
    display: block;
    background: #fee2e2;
    color: #991b1b;
}

.pesquisa {
    margin-bottom: 20px;
}

.tabela-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    padding: 13px 10px;
    border-bottom: 1px solid #e5e7eb;
    text-align: left;
}

th {
    background: #f9fafb;
}

.acoes-tabela {
    display: flex;
    gap: 6px;
}

.sem-clientes {
    text-align: center;
    padding: 30px;
    color: #6b7280;
}

@media (max-width: 700px) {

    .topo {
        padding: 20px;
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .container {
        padding: 0 12px;
        margin-top: 15px;
    }

    .card {
        padding: 18px;
    }

    .cabecalho-clientes {
        align-items: flex-start;
        gap: 15px;
    }

    th,
    td {
        white-space: nowrap;
    }
}