/* --- Estilos Globais e Reset --- */
:root {
    --primary-color: #0047bb;
    --secondary-color: #f5f6fa;
    --text-color: #2d3436;
    --danger-color: #d63031;
    --success-color: #00b894;
    --card-bg: #ffffff;
    --border-radius: 8px;
}

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

body { 
    background-color: var(--secondary-color); 
    color: var(--text-color); 
    line-height: 1.6; 
    display: flex; 
    flex-direction: column; 
    min-height: 100vh; 
}

/* --- Layout --- */
.container { width: 90%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Centraliza conteúdo verticalmente se houver espaço */
.main-content { 
    flex: 1; 
    padding: 40px 0; 
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start; /* Alterado para flex-start para não quebrar dashboards longos */
}

/* --- Navegação e Botões do Menu --- */
nav {
    background: #fff;
    border-bottom: 1px solid #eee;
    padding: 15px 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    position: relative;
    z-index: 1000;
}

.nav-items {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

/* Container do item de menu (para posicionar o submenu) */
.menu-item-container {
    position: relative;
    display: inline-block;
}

/* Botões do Menu (Estilo Base com !important para garantir visual) */
a.nav-btn {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    text-decoration: none !important;
    color: var(--primary-color) !important;
    background-color: #ffffff !important;
    padding: 8px 20px !important;
    border: 2px solid var(--primary-color) !important;
    border-radius: 6px !important;
    font-weight: 700 !important;
    font-size: 14px !important;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    white-space: nowrap;
}

a.nav-btn:hover {
    background-color: var(--primary-color) !important;
    color: #ffffff !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 71, 187, 0.3);
    text-decoration: none !important;
    border-color: var(--primary-color) !important;
}

/* --- SUBMENU (DROPDOWN) --- */
.submenu {
    display: none; /* Oculto por padrão */
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #fff;
    min-width: 200px;
    box-shadow: 0 8px 16px rgba(0,0,0,0.2);
    border-radius: 4px;
    z-index: 1001;
    margin-top: 5px;
    border: 1px solid #eee;
}

/* Mostrar submenu ao passar o mouse no container pai */
.menu-item-container:hover .submenu {
    display: block;
}

/* Links dentro do submenu */
.submenu a {
    color: #333 !important;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    text-align: left;
    font-weight: 500;
    text-transform: none;
    border-bottom: 1px solid #f9f9f9;
}

.submenu a:hover {
    background-color: #f1f1f1;
    color: var(--primary-color) !important;
}

/* Links comuns (Dashboard/Sair) */
.nav-link {
    text-decoration: none;
    color: #555;
    font-weight: 600;
    font-size: 15px;
    margin-left: 10px;
    transition: color 0.3s;
    display: flex;
    align-items: center;
    gap: 5px;
}
.nav-link:hover { color: var(--primary-color); }

.nav-logout {
    color: var(--danger-color);
    font-weight: 600;
    text-decoration: none;
    margin-left: 15px;
    display: flex;
    align-items: center;
    gap: 5px;
}
.nav-logout:hover { text-decoration: underline; }

/* --- LOGIN E FORMULÁRIOS (Correção de Largura) --- */
.login-wrapper {
    width: 100%;
    max-width: 400px; /* Impede que fique gigante em telas grandes */
    margin: 40px auto; /* Centraliza horizontalmente com margem vertical */
    padding: 0 15px;
}

/* Estilos de Cartão */
.card { 
    background: var(--card-bg); 
    padding: 30px; 
    border-radius: var(--border-radius); 
    box-shadow: 0 10px 25px rgba(0,0,0,0.05); 
    border: 1px solid #eee; 
    width: 100%;
}

.card-header { margin-bottom: 25px; text-align: center; }
.card-header h2 { font-size: 24px; color: #333; margin-bottom: 5px; }
.card-header p { color: #666; font-size: 14px; }

.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 600; color: #444; font-size: 14px; }
.form-control { width: 100%; padding: 12px; border: 1px solid #ddd; border-radius: 6px; font-size: 15px; transition: border-color 0.3s; }
.form-control:focus { border-color: var(--primary-color); outline: none; box-shadow: 0 0 0 3px rgba(0, 71, 187, 0.1); }

.btn { 
    display: inline-block; 
    background: var(--primary-color); 
    color: #fff; 
    padding: 14px 24px; 
    border: none; 
    border-radius: 6px; 
    cursor: pointer; 
    font-size: 16px; 
    width: 100%; 
    font-weight: 600; 
    text-align: center; 
    text-decoration: none; 
    transition: background 0.3s; 
}
.btn:hover { background-color: #00328a; }

/* Alertas */
.alert { padding: 15px; margin-bottom: 20px; border-radius: 6px; font-size: 14px; text-align: center; }
.alert-danger { background-color: #ffe6e6; color: var(--danger-color); border: 1px solid #ffcccc; }
.alert-success { background-color: #e6fffa; color: var(--success-color); border: 1px solid #ccfff5; }

/* Pricing / Planos (Para o Grid de Preços) */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 30px;
}
.pricing-card {
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid #eee;
    position: relative;
    overflow: hidden;
}
.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    border-color: var(--primary-color);
}
.features-list {
    list-style: none;
    margin: 20px 0;
    text-align: left;
    padding: 0 15px;
}
.features-list li {
    padding: 8px 0;
    border-bottom: 1px solid #f5f5f5;
    color: #555;
}
.features-list li i {
    color: var(--success-color);
    margin-right: 10px;
}

/* Footer */
footer { text-align: center; padding: 30px 0; color: #888; font-size: 13px; border-top: 1px solid #eee; margin-top: auto; }

/* --- RESPONSIVIDADE --- */
@media (max-width: 768px) {
    .nav-items { flex-direction: column; gap: 10px; margin-top: 15px; width: 100%; }
    .container { flex-direction: column; text-align: center; }
    
    /* Botões ocupam largura total no mobile */
    a.nav-btn { width: 100%; }
    
    .login-wrapper {
        max-width: 100%;
        padding: 0 20px;
        margin: 20px auto;
    }
}

@media (max-width: 480px) {
    .card { padding: 20px; }
    .card-header h2 { font-size: 20px; }
}