/* Estilos Gerais e Variáveis de Cor */
:root {
    --sidebar-bg: #f9fafc;      /* fundo claro */
    --sidebar-text: #2d3748;    /* texto escuro */
    --sidebar-hover: #e2e8f0;   /* hover suave */
    --main-bg: #f7fafc;
    --card-bg: #ffffff;
    --text-color: #4a5568;
    --heading-color: #2d3748;
    --border-color: #e2e8f0;
    --accent-color: #4c51bf;
    --accent-color-darker: #3c419f;
    --accent-color-orange: #dd6b20;
    --color-receita: #38a169;
    --color-despesa: #e53e3e;
}
body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--main-bg);
    color: var(--text-color);
    font-size: 15px;
}
h1, h2, h3 { color: var(--heading-color); }
hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 25px 0;
}

/* Estrutura Principal com Sidebar */
.app-container { display: flex; }
.sidebar { width: 250px; background-color: var(--sidebar-bg); color: var(--sidebar-text); height: 100vh; position: fixed; top: 0; left: 0; padding: 20px; box-sizing: border-box; display: flex; flex-direction: column; }
.main-content { margin-left: 250px; padding: 30px; width: 100%; box-sizing: border-box; }
.sidebar-header { text-align: center; margin-bottom: 30px; }
.sidebar-header img { max-width: 150px; margin-bottom: 10px; }
.sidebar nav { flex-grow: 1; }
.sidebar ul { list-style: none; padding: 0; margin: 0; }
.sidebar li a { display: block; padding: 15px; color: var(--sidebar-text); text-decoration: none; border-radius: 6px; margin-bottom: 5px; transition: background-color 0.3s, color 0.3s; }
.sidebar li a:hover { background-color: var(--sidebar-hover); }
.sidebar li a.active { background-color: var(--accent-color-orange); color: #fff; font-weight: bold; }
.sidebar li a i { margin-right: 15px; width: 20px; text-align: center; }

/* Páginas Públicas (Login / Registro) */
.public-container { display: flex; justify-content: center; align-items: center; min-height: 100vh; padding: 20px; box-sizing: border-box; background-color: #3d4852; }
.login-box { display: grid; grid-template-columns: 1fr 1fr; max-width: 900px; width: 100%; min-height: 500px; border-radius: 12px; overflow: hidden; box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2); }
.login-box-left { background: linear-gradient(45deg, #1a202c, #2d3748); color: #fff; padding: 50px; display: flex; flex-direction: column; justify-content: center; }
.login-box-left h1 { color: #fff; font-size: 2.5em; margin-top: 0; margin-bottom: 15px; }
.login-box-left p { font-size: 1.1em; line-height: 1.6; color: #fff; }
.login-box-right { background-color: var(--card-bg); padding: 50px; display: flex; flex-direction: column; justify-content: center; }
.login-box-right .form-container { padding: 0; box-shadow: none; margin: 0; }
.logo-container { text-align: center; margin-bottom: 20px; }
.logo-container img { max-width: 150px; height: auto; }

/* Top Bar e Menu de Usuário */
.top-bar { display: flex; justify-content: space-between; align-items: center; background-color: var(--card-bg); padding: 10px 20px; border-radius: 8px; box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05); margin-bottom: 30px; }
.top-bar .left-content { display: flex; align-items: center; gap: 15px; }
.top-bar h1 { font-size: 1.5em; margin: 0; }
.hamburger-btn { display: none; background: none; border: none; font-size: 2.0em; cursor: pointer; color: var(--heading-color); }
.user-menu { position: relative; cursor: pointer; }
.user-menu .user-info { display: flex; align-items: center; gap: 10px; padding: 8px 12px; border-radius: 6px; transition: background-color 0.2s; }
.user-menu:hover .user-info { background-color: var(--main-bg); }
.user-menu .user-info i { font-size: 1.2em; }
.user-menu .dropdown-menu { display: none; position: absolute; top: 110%; right: 0; background-color: var(--card-bg); border-radius: 8px; box-shadow: 0 5px 15px rgba(0,0,0,0.1); width: 200px; overflow: hidden; z-index: 100; }
.user-menu.active .dropdown-menu { display: block; }
.dropdown-menu a { display: block; padding: 12px 20px; text-decoration: none; color: var(--text-color); }
.dropdown-menu a:hover { background-color: var(--main-bg); }

/* Cartões de Resumo (Dashboard) */
.summary-container { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; margin: 20px 0 40px 0; }
.summary-card { background-color: var(--card-bg); padding: 15px; border-radius: 8px; box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1); display: flex; align-items: center; }
.summary-card .icon { font-size: 1.6em; padding: 15px; border-radius: 50%; margin-right: 15px; }
.summary-card .icon.receita { background-color: #e6fffa; color: #38b2ac; }
.summary-card .icon.despesa { background-color: #fff5f5; color: #f56565; }
.summary-card .icon.saldo { background-color: #ebf4ff; color: #4299e1; }
.summary-card .info h4 { margin: 0 0 5px 0; color: var(--text-color); font-size: 0.8em; }
.summary-card .info p { margin: 0; font-size: 1.2em; font-weight: bold; color: var(--heading-color); }
.saldo.saldo-positivo { color: var(--color-receita) !important; }
.saldo.saldo-negativo { color: var(--color-despesa) !important; }

/* Formulários */
.form-container { background-color: var(--card-bg); padding: 25px; border-radius: 8px; box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1); margin-bottom: 40px; }
.form-container h2 { margin-top: 0; }
.form-group { margin-bottom: 15px; }
.form-group label { display: block; margin-bottom: 5px; font-weight: bold; text-align: left;}
/* MUDANÇA 1: Adicionado .form-group textarea à regra principal */
.form-group input[type="text"], .form-group input[type="number"], .form-group input[type="date"], .form-group input[type="email"], .form-group input[type="password"], .form-group select, .form-group textarea {
    width: 100%; padding: 10px; border: 1px solid var(--border-color); border-radius: 4px; box-sizing: border-box; font-size: 1em; font-family: inherit; color: var(--text-color); background-color: #fff; -webkit-appearance: none; -moz-appearance: none; appearance: none;
    background-image: none;
}
.form-group select {
    background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%234a5568%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fg%3E');
    background-repeat: no-repeat; background-position: right 10px top 50%; background-size: 10px auto; padding-right: 30px;
}
/* MUDANÇA 2: Nova regra específica para o TEXTAREA */
.form-group textarea {
    font-family: 'Courier New', Courier, monospace;
    resize: none;
    background-color: var(--main-bg);
}
.form-group input[type="radio"], .form-group input[type="checkbox"] { opacity: 0; position: absolute; width: 0; }
.form-group input[type="radio"] + label, .form-group input[type="checkbox"] + label { cursor: pointer; display: inline-flex; align-items: center; margin-right: 15px; font-weight: normal; }
.form-group input[type="radio"] + label::before, .form-group input[type="checkbox"] + label::before { content: ''; display: inline-block; width: 18px; height: 18px; margin-right: 8px; border: 2px solid var(--border-color); background-color: #fff; transition: all 0.2s; }
.form-group input[type="radio"] + label::before { border-radius: 50%; }
.form-group input[type="checkbox"] + label::before { border-radius: 4px; }
.form-group input[type="radio"]:checked + label::before { background-color: var(--accent-color); border-color: var(--accent-color); box-shadow: inset 0 0 0 3px #fff; }
.form-group input[type="checkbox"]:checked + label::before { background-color: var(--accent-color); border-color: var(--accent-color); background-image: url('data:image/svg+xml;charset=UTF-8,%3csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 8 8"%3e%3cpath fill="%23fff" d="M6.564.75l-3.59 3.612-1.538-1.55L0 4.26 2.974 7.25 8 2.193z"/%3e%3c/svg%3e'); background-size: 60%; background-repeat: no-repeat; background-position: center; }
button[type="submit"] { background-color: var(--accent-color); color: white; padding: 12px 20px; border: none; border-radius: 4px; cursor: pointer; font-size: 1em; }
button[type="submit"]:hover { background-color: var(--accent-color-darker); }
.btn-full-width { width: 100%; }

/* Layout de Fluxo de Caixa (Dashboard) */
.transactions-flow-container { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; margin-top: 40px; }
.transactions-column h3 { margin-top: 0; color: var(--heading-color); padding-bottom: 10px; border-bottom: 2px solid var(--border-color); }
.transactions-list { display: flex; flex-direction: column; gap: 15px; }
.transaction-card { background-color: var(--card-bg); border: 1px solid var(--border-color); border-left: 10px solid; border-radius: 6px; padding: 15px; display: flex; align-items: center; gap: 15px; transition: box-shadow 0.2s; }
.transaction-card:hover { box-shadow: 0 4px 8px rgba(0,0,0,0.1); }
.transaction-card.status-pago { border-left-color: var(--color-receita); }
.transaction-card.status-pendente { border-left-color: #f6e05e; }
.transaction-card.status-atrasado { border-left-color: var(--color-despesa); }
.transaction-card.status-previsto { border-left-color: #a0aec0; }
.transaction-card .date { font-size: 0.9em; color: var(--text-color); text-align: center; }
.transaction-card .description { flex-grow: 1; }
.transaction-card .description h4 { margin: 0 0 5px 0; font-size: 1em; color: var(--heading-color); }
.transaction-card .description .tags { font-size: 0.8em; color: #a0aec0; }
.transaction-card .description .tags span { background-color: var(--main-bg); padding: 2px 6px; border-radius: 4px; }
.transaction-card .value { font-weight: bold; font-size: 1em; }
.value.receita { color: var(--color-receita); }
.value.despesa { color: var(--color-despesa); }
.transaction-card .actions { display: flex; gap: 15px; align-items: center; }
.transaction-card .actions a, .transaction-card .actions button { font-size: 0.9em; }
.column-total { margin-top: 20px; text-align: right; font-size: 1.2em; font-weight: bold; padding-top: 15px; border-top: 2px solid var(--border-color); }

/* Tabelas em Geral (Páginas de Cadastro/Gerenciamento) */
.table-container { background-color: var(--card-bg); padding: 20px 30px; border-radius: 8px; box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1); overflow-x: auto; }
.table-container table { width: 100%; border-collapse: collapse; }
.table-container th, .table-container td { padding: 18px 15px; text-align: left; border-bottom: 1px solid var(--border-color); }
.table-container th { color: var(--text-color); font-size: 0.85em; text-transform: uppercase; font-weight: 600; letter-spacing: 0.5px; }
.table-container tr:last-child td { border-bottom: none; }
.table-container td .receita { color: var(--color-receita); }
.table-container td .despesa { color: var(--color-despesa); }
.table-actions { display: flex; align-items: center; gap: 20px; }
.table-actions a, .table-actions button { background: none; border: none; color: var(--text-color); cursor: pointer; padding: 0; font-size: 1.1em; transition: color 0.2s; }
.table-actions a:hover, .table-actions button:hover { color: var(--accent-color); }

/* Link de Gerenciamento (Página de Cadastros) */
.management-link { display: block; padding: 20px; background-color: var(--card-bg); border: 1px solid var(--border-color); border-radius: 8px; text-decoration: none; font-weight: bold; color: var(--accent-color); margin-bottom: 30px; transition: all 0.3s ease; box-shadow: 0 1px 3px rgba(0,0,0,0.05); }
.management-link:hover { box-shadow: 0 4px 8px rgba(0,0,0,0.1); transform: translateY(-2px); color: var(--accent-color-darker); }

/* MODAL DE CONFIRMAÇÃO */
.modal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.6); display: none; justify-content: center; align-items: center; z-index: 1000; }
.modal-box { background-color: #fff; padding: 30px; border-radius: 8px; width: 100%; max-width: 500px; box-shadow: 0 5px 15px rgba(0,0,0,0.3); }
.modal-box h3 { margin-top: 0; }
.modal-box textarea { width: 100%; min-height: 80px; padding: 10px; border: 1px solid var(--border-color); border-radius: 4px; box-sizing: border-box; font-size: 1em; margin-top: 10px; }
.modal-actions { margin-top: 20px; display: flex; justify-content: flex-end; gap: 10px; }
.modal-actions button { padding: 10px 20px; }
.modal-actions .btn-secondary { background-color: #6c757d; }

/* Filtro de Relatórios Responsivo */
.report-filter-form-grid { display: grid; grid-template-columns: 1fr 1fr 1fr auto; gap: 20px; align-items: flex-end; }
.tag { background-color: #e2e8f0; padding: 3px 8px; border-radius: 4px; font-size: 0.8em; font-weight: bold; }

/* Página de Exibição PIX */
.pix-display-container { display: grid; grid-template-columns: 300px 1fr; gap: 40px; align-items: flex-start; }
.pix-qr-side { text-align: center; padding: 20px; background-color: var(--main-bg); border-radius: 8px; }
.pix-qr-side h3 { margin-top: 0; }
.pix-qr-side p { font-size: 0.9em; margin-bottom: 20px; }
.pix-qr-side img { max-width: 100%; height: auto; border: 1px solid var(--border-color); }
.share-buttons-container { text-align: left; }
.share-buttons { display: flex; flex-wrap: wrap; gap: 10px; }
.share-btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 20px; border-radius: 6px; color: #fff !important; text-decoration: none; font-weight: bold; border: none; font-size: 0.9em; cursor: pointer; }
.telegram-btn { background-color: #0088cc; }
.whatsapp-btn { background-color: #25D366; }
.email-btn { background-color: #6c757d; }

/* Card de Saldo Interativo */
.summary-card { justify-content: space-between; }
.card-toggle { display: flex; flex-direction: column; align-items: center; gap: 5px; font-size: 0.8em; color: var(--text-color); }
.switch { position: relative; display: inline-block; width: 50px; height: 28px; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0; background-color: #ccc; transition: .4s; border-radius: 28px; }
.slider:before { position: absolute; content: ""; height: 20px; width: 20px; left: 4px; bottom: 4px; background-color: white; transition: .4s; border-radius: 50%; }
input:checked + .slider { background-color: var(--accent-color); }
input:checked + .slider:before { transform: translateX(22px); }


/* RESPONSIVIDADE GERAL */
@media (max-width: 992px) {
    .sidebar { position: fixed; transform: translateX(-100%); z-index: 1001; transition: transform 0.3s ease-in-out; }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; transition: transform 0.3s ease-in-out; }
    .main-content.content-shifted { transform: translateX(250px); }
    .hamburger-btn { display: block; }
    .transactions-flow-container { grid-template-columns: 1fr; }
    .summary-container { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 800px) {
    .pix-display-container { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .report-filter-form-grid { grid-template-columns: 1fr; }
    .login-box { grid-template-columns: 1fr; }
    .login-box-left { display: none; }
    .summary-container { grid-template-columns: 1fr; }
}
/* ========= NOVOS ESTILOS PARA A PÁGINA DE RELATÓRIOS ========= */

.chart-container-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    align-items: stretch; /* Força os itens da mesma linha a terem a mesma altura */
}

.chart-container-grid .summary-card {
    flex-direction: column; /* Organiza o conteúdo do card em coluna */
}

.chart-canvas-wrapper {
    position: relative;
    width: 100%;
    flex-grow: 1; /* Faz o container do gráfico crescer para preencher o espaço */
    min-height: 350px; /* Garante uma altura mínima para os cards */
    display: flex;
    justify-content: center;
    align-items: center;
}

.no-data-message {
    color: var(--text-color);
}

/* Responsividade para a página de Relatórios */
@media (max-width: 992px) {
    .chart-container-grid {
        grid-template-columns: 1fr; /* Coluna única em telas menores */
    }
}
/* Estilo para o novo formulário de busca */
.search-form-grid {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 15px;
    align-items: center;
}
.btn-secondary {
    background-color: #6c757d;
    text-decoration: none;
    border-radius: 4px;
    color: white;
}
/* Estilo para a tag de dias em atraso */
.transaction-card .description .tags .atraso-tag {
    background-color: var(--color-despesa);
    color: white;
    font-weight: bold;
    margin-left: 5px;
}
/* Estilo para caixas de alerta/mensagem */
.alert {
    padding: 15px;
    margin-bottom: 20px;
    border: 1px solid transparent;
    border-radius: 4px;
}
.alert.success {
    color: #155724;
    background-color: #d4edda;
    border-color: #c3e6cb;
}
/* Estilo para o título das pendências anteriores */
.vencidas-title {
    color: var(--color-despesa);
    font-weight: bold;
    margin-top: 0;
    margin-bottom: 15px;
}
/* Estilos para os botões de navegação de mês */
.month-nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.month-nav-button {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 50%; /* Deixa o botão redondo */
    width: 50px;
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    color: var(--text-color);
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    transition: all 0.2s ease-in-out;
}

.month-nav-button:hover {
    background-color: var(--main-bg);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

.month-nav-container h1 {
    margin: 0;
}
.btn-pdf {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 15px;
    background-color: #e53e3e;
    color: #fff;
    text-decoration: none;
    border-radius: 6px;
    font-weight: bold;
}
/* ========= ESTILOS PARA O MODAL DE ALERTA DIÁRIO ========= */
.daily-alert-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    display: none; /* Começa escondido */
    justify-content: center;
    align-items: center;
    z-index: 2000;
}
.daily-alert-modal-box {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    width: 100%;
    max-width: 500px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    position: relative;
}
.daily-alert-modal-box .close-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    font-size: 1.5em;
    cursor: pointer;
    color: #aaa;
}
.daily-alert-modal-box h3 {
    margin-top: 0;
    text-align: center;
}
.daily-alert-modal-box .date-header {
    text-align: center;
    color: #777;
    margin-bottom: 25px;
}
.alert-section {
    margin-bottom: 20px;
}
.alert-section h4 {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
    margin-bottom: 10px;
}
.alert-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 5px;
}
.alert-item .description { color: var(--text-color); }
.alert-item .value { font-weight: bold; }

.modal-box .close-btn {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 1.8em;
    color: #aaa;
    background: none;
    border: none;
    cursor: pointer;
}
.modal-actions .btn-danger {
    background-color: var(--color-despesa);
}
.modal-actions .btn-danger:hover {
    background-color: #c53030;
}
/* Estilos para seleção e ações em massa */
.transaction-card {
    position: relative;
    padding-left: 50px;
}
.card-selector {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
}
.card-selector input[type="checkbox"] {
    opacity: 1;
    position: static;
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.acoes-massa-container {
    display: none; /* Começa escondido */
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    background-color: var(--card-bg);
    padding: 10px 20px;
    border-radius: 50px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}
.btn-danger {
    background-color: var(--color-despesa);
    color: white;
}
.btn-danger:hover {
    background-color: #c53030;
}
.card-header-toggle {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}
.chart-toggle {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.7em;
}
/* Adicione esta regra no final da seção de formulários */
.btn-secondary {
    background-color: #6c757d;
    color: white;
    padding: 12px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1em;
    text-decoration: none;
    text-align: center;
}
.btn-secondary:hover {
    background-color: #5a6268;
}
/* Estilos para o botão Voltar ao Topo */
.scroll-to-top {
    display: none; /* Começa escondido */
    position: fixed;
    bottom: 60px;
    right: 25px;
    z-index: 100;
    border: none;
    outline: none;
    background-color: var(--accent-color-orange);
    color: white;
    cursor: pointer;
    padding: 0;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    font-size: 20px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    transition: opacity 0.3s, visibility 0.3s;
}

.scroll-to-top:hover {
    background-color: #c05621; /* Laranja mais escuro */
}
/* AJUSTES NOS BOTÕES DE AÇÃO DOS CARDS */

/* Torna todos os botões um pouco menores e mais espaçados */
.transaction-card .actions button,
.transaction-card .actions a {
    font-size: 0.9em; /* Reduz o tamanho do ícone */
    padding: 6px 8px; /* Diminui o espaçamento interno */
    border-radius: 4px;
    line-height: 1;
}

/* Deixa o botão de "Marcar como Pago" verde */
.transaction-card .actions .btn-pago {
    background-color: var(--color-receita); /* Usa nossa variável de cor verde */
    color: white;
}

.transaction-card .actions .btn-pago:hover {
    background-color: #2F855A; /* Um verde um pouco mais escuro */
}
/* Layout em grid */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 15px;
  margin-top: 10px;
}

/* Garantir que todos os inputs ocupem a célula toda */
.form-grid input,
.form-grid select {
  width: 100%;
  box-sizing: border-box;
}

/* Se usar select2 */
.form-grid .select2-container {
  width: 100% !important;
}
.form-grid .select2-selection {
  height: 38px;
  display: flex;
  align-items: center;
}

/* Radios mais organizados */
.tipo-options {
  display: flex;
  gap: 10px;
  align-items: center;
}
/* Estilos para Flash Messages */
.flash-message {
    padding: 15px 20px;
    margin-bottom: 20px;
    border-radius: 6px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 500;
}
.flash-message.success {
    color: #155724;
    background-color: #d4edda;
    border: 1px solid #c3e6cb;
}
.flash-message.error {
    color: #721c24;
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
}
.flash-message button {
    background: none;
    border: none;
    font-size: 1.5em;
    color: inherit;
    opacity: 0.7;
    cursor: pointer;
}
/* Estilo para o cabeçalho da página com botão de voltar */
.page-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}
.page-header h1 {
    margin: 0;
}
.btn-back {
    font-size: 1.5em;
    color: var(--text-color);
    text-decoration: none;
}
.sidebar {
    background-color: var(--sidebar-bg);
    color: var(--sidebar-text);
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    overflow-y: auto;
    padding-top: 20px;

    /* NOVO */
    border-right: 1px solid #ddd;   /* borda clara */
    box-shadow: 2px 0 6px rgba(0,0,0,0.05); /* sombra leve */
}
/* Tela de login */
/* Login - textos claros/escuro no fundo claro */
.form-container {
    background-color: #ffffff; /* fundo claro */
    color: #1a202c; /* texto escuro */
}

/* Títulos e labels */
.form-container h2,
.form-container label {
    color: #1a202c;
}

/* Links dentro do login */
.form-container a {
    color: #4c51bf; /* cor azul/acentuada */
    text-decoration: none;
}

.form-container a:hover {
    text-decoration: underline;
}