:root {
    --primary-color: #4a6fa5;
    --secondary-color: #166088;
    --accent-color: #4fc3a1;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --danger-color: #dc3545;
    --success-color: #28a745;
    --warning-color: #ffc107;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    background-color: #f4f6f9;
    color: var(--dark-color);
}

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

h1 {
    text-align: center;
    margin-bottom: 30px;
    color: var(--secondary-color);
}

h2 {
    margin-bottom: 20px;
    color: var(--primary-color);
}

.card {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 25px;
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
}

input, select, textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

textarea {
    resize: vertical;
}

.form-help {
    display: block;
    margin-top: 5px;
    font-size: 12px;
    color: #666;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    transition: all 0.3s;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--secondary-color);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: white;
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background-color: #bd2130;
}

.btn-warning {
    background-color: var(--warning-color);
    color: #212529;
    border: 1px solid var(--warning-color);
}

.btn-warning:hover {
    background-color: #e0a800;
    border-color: #d39e00;
}

.btn-small {
    padding: 5px 10px;
    font-size: 14px;
}

.btn-outline-small {
    padding: 5px 10px;
    font-size: 14px;
    background-color: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.btn-outline-small:hover {
    background-color: var(--primary-color);
    color: white;
}

.nav-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 30px;
}

.mensagem {
    padding: 15px;
    border-radius: 4px;
    margin-bottom: 20px;
}

.sucesso {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.erro {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alerta {
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeeba;
}

.info {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

.lista-cobrancas {
    margin-top: 20px;
}

.cobranca-item {
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 15px;
    margin-bottom: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #fff;
}

.cobranca-info {
    flex: 1;
}

.nome-cliente {
    font-weight: bold;
    font-size: 18px;
    margin-bottom: 5px;
}

.telefone {
    color: #666;
    margin-bottom: 5px;
}

.dias-restantes {
    font-weight: bold;
}

.vencida {
    color: var(--danger-color);
}

.vence-hoje, .vence-amanha {
    color: var(--warning-color);
}

.prazo-normal {
    color: var(--success-color);
}

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

.btn-emitir, .btn-editar, .btn-deletar {
    padding: 6px 12px;
    border-radius: 4px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
}

.btn-emitir {
    background-color: var(--success-color);
    color: white;
}

.btn-editar {
    background-color: var(--primary-color);
    color: white;
}

.btn-deletar {
    background-color: var(--danger-color);
    color: white;
}

.actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.filtro-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-inline {
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-actions {
    margin-top: 20px;
    display: flex;
    gap: 10px;
}

.telefone-alerta {
    background-color: #fff3cd;
    padding: 10px;
    border-radius: 4px;
    margin-top: 5px;
    font-size: 14px;
}

.filtro-ativo {
    background-color: #e9ecef;
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 20px;
}

.cobranca-detalhes {
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 4px;
    margin: 20px 0;
}

.tabela-resultados {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.tabela-resultados th, .tabela-resultados td {
    padding: 10px;
    border: 1px solid #ddd;
    text-align: left;
}

.tabela-resultados th {
    background-color: #f8f9fa;
    font-weight: bold;
}

.tabela-resultados tr.status-sucesso {
    background-color: #d4edda;
}

.tabela-resultados tr.status-erro {
    background-color: #f8d7da;
}

.tabela-resultados tr.status-ignorado {
    background-color: #e9ecef;
}

.session-container {
    margin: 20px 0;
}

.qr-container {
    margin: 30px auto;
    text-align: center;
    max-width: 300px;
}

.qr-code {
    max-width: 100%;
    height: auto;
    border: 1px solid #ddd;
}

.status-badge {
    display: inline-block;
    padding: 5px 10px;
    border-radius: 4px;
    color: white;
    margin-top: 10px;
    font-weight: bold;
}

.status-working {
    background-color: var(--success-color);
}

.status-starting {
    background-color: var(--warning-color);
    color: #212529;
}

.status-error {
    background-color: var(--danger-color);
}

.session-actions {
    margin-top: 20px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
}

.session-info {
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 4px;
    margin-bottom: 20px;
}

.cobranca-checkbox {
    margin-right: 15px;
}

.cobrancas-header {
    margin-bottom: 15px;
    padding: 10px;
    background-color: #f8f9fa;
    border-radius: 4px;
}

.selecionar-todos {
    display: flex;
    align-items: center;
}

.selecionar-todos input {
    width: auto;
    margin-right: 5px;
}

.mensagens-section {
    margin-bottom: 30px;
}

.mensagens-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.mensagem-item {
    border: 1px solid #ddd;
    border-radius: 4px;
    overflow: hidden;
}

.mensagem-header {
    background-color: #f8f9fa;
    padding: 10px;
    border-bottom: 1px solid #ddd;
}

.mensagem-header h4 {
    margin: 0;
    color: var(--primary-color);
}

.mensagem-body {
    padding: 15px;
}

.form-mensagem textarea {
    margin-bottom: 10px;
}

.verificacao-resultados {
    margin-top: 20px;
}

/* Estilos para a página de login */
.login-container {
    max-width: 400px;
    margin: 50px auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.login-logo {
    text-align: center;
    margin-bottom: 20px;
}

.login-logo img {
    max-width: 150px;
}

.login-form {
    margin-top: 20px;
}

.login-form .form-group {
    margin-bottom: 15px;
}

.login-form label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.login-form input {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.login-form button {
    width: 100%;
    padding: 10px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
}

.login-form button:hover {
    background-color: var(--secondary-color);
}

.error-message {
    color: var(--danger-color);
    margin-bottom: 15px;
}

@media (max-width: 768px) {
    .cobranca-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .cobranca-acoes {
        margin-top: 15px;
        width: 100%;
        justify-content: space-between;
    }
    
    .nav-links {
        flex-direction: column;
    }
    
    .actions {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .filtro-container {
        margin-top: 15px;
        width: 100%;
    }
    
    .form-inline {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
    }
    
    .session-actions {
        flex-direction: column;
    }
    
    .mensagens-grid {
        grid-template-columns: 1fr;
    }
}