body {
    font-family: 'Nunito Sans', sans-serif; /* Usando a fonte importada */
    background-color: #f4f6f8; /* Um tom de cinza mais quente */
    color: #333; /* Texto principal mais escuro */
    line-height: 1.6;
    padding-top: 60px; /* Adiciona espaço para a navbar fixa */
}

.navbar {
    background-color: #fff !important; /* Navbar branca */
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.navbar-brand {
    font-weight: 800;
    color: #007bff; /* Cor primária para a marca */
}

.nav-link {
    color: #495057 !important;
    font-weight: 600;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #007bff !important;
}

.hero {
    background-color: #e9ecef; /* Um tom de cinza claro para o fundo */
    padding: 100px 0; /* Aumentando o espaçamento vertical */
    text-align: center;
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    color: #343a40;
    margin-bottom: 15px;
}

.hero .lead {
    font-size: 1.2rem;
    color: #6c757d;
    margin-bottom: 30px;
}

.hero .btn-primary {
    background-color: #28a745; /* Cor primária de destaque (verde) */
    border-color: #28a745;
    color: #fff;
    font-weight: 700;
    padding: 15px 30px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.hero .btn-primary:hover {
    background-color: #218838;
    transform: translateY(-2px);
}

#funcionalidades {
    padding: 60px 0;
}

#funcionalidades h2 {
    color: #343a40;
    font-weight: 700;
    margin-bottom: 40px;
}

#funcionalidades .card {
    border: none;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    transition: box-shadow 0.3s ease;
}

#funcionalidades .card:hover {
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

#funcionalidades .card-body {
    padding: 25px;
}

#funcionalidades .card-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: #343a40;
    margin-bottom: 15px;
}

#funcionalidades .card-text {
    color: #6c757d;
}

#funcionalidades i {
    margin-bottom: 15px;
}

#planos {
    padding: 60px 0;
    background-color: #f8f9fa; /* Um tom de cinza bem claro para a seção de planos */
}

#planos h2 {
    color: #343a40;
    font-weight: 700;
    margin-bottom: 40px;
}

#planos .card {
    border-radius: 12px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.08);
    overflow: hidden;
}

#planos .card-header {
    border-bottom: none;
}

#planos .card-title {
    font-size: 2rem;
    font-weight: 800;
    color: #343a40;
    margin-bottom: 10px;
}

#planos .pricing-card-title small {
    font-size: 0.6em;
    color: #6c757d;
}

#planos .list-unstyled li {
    padding: 8px 0;
    border-bottom: 1px solid #eee;
}

#planos .list-unstyled li:last-child {
    border-bottom: none;
}

#planos .btn {
    border-radius: 8px;
    padding: 12px 25px;
    font-weight: 600;
    transition: transform 0.2s ease;
}

#planos .btn:hover {
    transform: translateY(-2px);
}

.modal-content {
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.modal-header {
    border-bottom: 1px solid #dee2e6;
}

.modal-title {
    color: #343a40;
    font-weight: 700;
}

.form-label {
    font-weight: 600;
    color: #495057;
}

.form-control {
    border-radius: 6px;
}

.error-message {
    color: #dc3545;
    margin-top: 10px;
}

.success-message {
    color: #28a745;
    margin-top: 10px;
}

footer {
    background-color: #fff;
    color: #6c757d;
    text-align: center;
    padding: 20px 0;
    border-top: 1px solid #eee;
}
#planos .card .card-body {
    padding: 25px;
    display: flex;
    flex-direction: column; /* Alinha os itens verticalmente */
    justify-content: space-between; /* Espaça os itens ao máximo, empurrando o último para o final */
    height: 100%; /* Garante que o card-body ocupe toda a altura do card */
}

#planos .card .card-body .list-unstyled {
    margin-bottom: 20px; /* Adiciona um pouco de espaço acima da lista */
}

#planos .card .card-body .btn {
    margin-top: auto; /* Empurra o botão para a parte inferior */
}

.page-title {
    margin-top: 20px;
    margin-bottom: 30px;
    padding-top: 20px;
}

/* Sidebar retrátil para desktop e mobile */
.sidebar {
    transition: left 0.3s, width 0.3s;
}
.sidebar.active {
    left: 0 !important;
}
@media (min-width: 992px) {
    .sidebar {
        width: 260px;
        left: 0;
    }
    .sidebar:not(.active) {
        width: 60px;
        min-width: 60px;
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }
    .main-content {
        margin-left: 260px;
        transition: margin-left 0.3s;
    }
    .main-content.sidebar-collapsed {
        margin-left: 60px;
    }
    .sidebar .logo {
        transition: opacity 0.3s, width 0.3s;
        white-space: nowrap;
    }
    .sidebar:not(.active) .logo {
        opacity: 0;
        width: 0;
    }
    .sidebar .nav-link span,
    .sidebar-bottom span {
        transition: opacity 0.3s, width 0.3s;
        white-space: nowrap;
    }
    .sidebar:not(.active) .nav-link span,
    .sidebar:not(.active) .sidebar-bottom span {
        opacity: 0;
        width: 0;
        display: inline-block;
    }
    .sidebar .nav-link i {
        margin-right: 0.5rem;
    }
    .sidebar:not(.active) .nav-link i {
        margin-right: 0;
    }
}
@media (max-width: 991.98px) {
    .sidebar {
        left: -260px;
        width: 260px;
    }
    .sidebar.active {
        left: 0;
    }
    .main-content,
    .main-content.sidebar-collapsed {
        margin-left: 0;
    }
}

.sidebar-toggle {
    z-index: 2001 !important;
    position: fixed;
    top: 1rem;
    left: 1rem;
    background: var(--bs-secondary-bg, #23232a);
    border: none;
    color: #fff;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    font-size: 1.5rem;
    display: block;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    cursor: pointer;
}

/* Submenu do menu lateral */
.sidebar .submenu {
    padding-left: 1.5rem;
    background: none;
    border-left: 2px solid var(--bs-secondary-bg, #23232a);
    transition: max-height 0.3s, opacity 0.3s;
    overflow: hidden;
}
.sidebar .submenu .nav-link {
    font-size: 0.98rem;
    color: var(--bs-secondary-color, #a1a1aa);
    padding-left: 1.5rem;
}
.sidebar .submenu .nav-link:hover {
    background: var(--bs-secondary-bg, #23232a);
    color: var(--bs-emphasis-color, #18181b);
}
.sidebar .submenu-toggle .bi-chevron-down {
    transition: transform 0.3s;
}

<svg class="chevron-icon" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
    <polyline points="15 18 9 12 15 6"/>
</svg>