:root {
    --bg-color: #f4f6f9;
    --card-bg: #ffffff;
    --text-color: #333333;
    --primary-color: #007bff;
    --primary-hover: #0056b3;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --orange-color: #fd7e14;
    --info-color: #17a2b8;
    --border-color: #e0e0e0;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    padding: 20px;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    flex-wrap: wrap;
    gap: 15px;
}

header h1 {
    font-size: 24px;
}

/* Controles de mês e botões adaptáveis */
.controls-month {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.month-selector {
    display: flex;
    align-items: center;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    overflow: hidden;
}

.month-selector button {
    background: none;
    border: none;
    padding: 8px 12px;
    cursor: pointer;
    font-weight: bold;
    font-size: 16px;
}

.month-selector button:hover {
    background-color: #eee;
}

.month-selector input[type="month"] {
    border: none;
    padding: 8px;
    font-size: 15px;
    outline: none;
    background: transparent;
    cursor: pointer;
}

/* Cards de Resumo responsivos */
.summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 15px;
    margin-bottom: 25px;
}

.card {
    background-color: var(--card-bg);
    padding: 16px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.card h3 {
    font-size: 13px;
    color: #666;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card p {
    font-size: 20px;
    font-weight: bold;
}

.card-income p { color: var(--success-color); }
.card-expense p { color: var(--danger-color); }
.card-actual-balance p { color: #20c997; }
.card-balance p { color: var(--primary-color); }
.card-inter p { color: var(--primary-color); }
.card-caixa p { color: var(--orange-color); }

/* Conteúdo principal e colunas */
.main-content {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.left-col {
    flex: 1.6;
    min-width: 0;
    width: 100%;
}

.right-col {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
    min-width: 320px;
}

/* Tabela responsiva com rolagem horizontal */
.table-container {
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    overflow-x: auto;
    width: 100%;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    min-width: 700px; /* Garante que os dados não fiquem espremidos */
}

th, td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
}

th {
    background-color: #fafafa;
    font-weight: 600;
}

.chart-card {
    background-color: var(--card-bg);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.chart-card h3 {
    font-size: 14px;
    color: #555;
    margin-bottom: 15px;
    text-align: center;
}

.chart-wrapper {
    position: relative;
    height: 220px;
    width: 100%;
}

.badge {
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: bold;
    text-transform: capitalize;
    display: inline-block;
}

.badge-pago {
    background-color: #e8f5e9;
    color: #2e7d32;
}

.badge-pendente {
    background-color: #fff8e1;
    color: #f57f17;
}

.badge-atrasado {
    background-color: #ffebee;
    color: #c62828;
}

.type-receita {
    color: var(--success-color);
    font-weight: bold;
}

.type-despesa {
    color: var(--danger-color);
    font-weight: bold;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #fff;
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    transition: background 0.2s;
    white-space: nowrap;
}

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

.btn-secondary {
    background-color: #e0e0e0;
    color: #333;
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    transition: background 0.2s;
    white-space: nowrap;
}

.btn-secondary:hover {
    background-color: #d0d0d0;
}

.btn-action {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 14px;
    margin-right: 6px;
}

.btn-edit { color: var(--primary-color); }
.btn-delete { color: var(--danger-color); }
.btn-toggle-status { 
    color: var(--success-color); 
    font-size: 16px;
    line-height: 1;
}
.btn-toggle-status.is-paid {
    color: #888;
}

/* Modal Responsivo */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: 15px;
}

.modal-content {
    background-color: var(--card-bg);
    width: 100%;
    max-width: 500px;
    border-radius: 8px;
    padding: 24px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
    max-height: 90vh;
    overflow-y: auto;
}

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

.close-btn {
    font-size: 24px;
    cursor: pointer;
    color: #888;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 14px;
    font-weight: 600;
}

.form-group input, .form-group select {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
}

.form-row {
    display: flex;
    gap: 15px;
}

.form-row .form-group {
    flex: 1;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 20px;
}

/* Media Queries para Responsividade em Dispositivos Móveis */
@media (max-width: 992px) {
    .main-content {
        flex-direction: column-reverse;
    }
    
    .right-col {
        width: 100%;
        min-width: 0;
    }
}

@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    header {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }

    .controls-month {
        flex-direction: column;
        width: 100%;
        align-items: stretch;
    }

    .month-selector {
        justify-content: center;
        width: 100%;
    }

    .controls-month button {
        width: 100%;
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }
}