/* Variáveis personalizadas do tema */
:root {
    /* Cores principais */
    --app-primary: #0d6efd;
    --app-secondary: #6c757d;
    --app-success: #198754;
    --app-info: #0dcaf0;
    --app-warning: #ffc107;
    --app-danger: #dc3545;
    /* Cores de background */
    --app-bg-light: #f8f9fa;
    --app-bg-dark: #212529;
    /* Espaçamentos */
    --app-spacing-sm: 0.5rem;
    --app-spacing-md: 1rem;
    --app-spacing-lg: 1.5rem;
    --app-spacing-xl: 3rem;
    /* Bordas e sombras */
    --app-border-radius: 0.375rem;
    --app-box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --app-box-shadow-lg: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

/* Reset e configurações base */
html {
    font-size: 16px;
    height: 100%;
    position: relative;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: var(--app-bg-light);
}

/* Layout principal */
main {
    flex: 1 0 auto;
    padding: var(--app-spacing-lg) 0;
}

/* Navbar customizada */
.navbar {
    background-color: #fff;
    box-shadow: var(--app-box-shadow);
    padding: var(--app-spacing-sm) 0;
}

.navbar-brand {
    font-weight: 600;
    padding: 0;
}

.navbar-nav .nav-link {
    padding: var(--app-spacing-sm) var(--app-spacing-md);
    font-weight: 500;
}

/* Botões personalizados usando utilitários Bootstrap */
.btn {
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--app-border-radius);
    transition: all 0.2s ease-in-out;
}

    .btn:focus {
        box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
    }

/* Cards customizados */
.card {
    border: none;
    border-radius: var(--app-border-radius);
    box-shadow: var(--app-box-shadow);
    transition: transform 0.2s ease-in-out;
}

    .card:hover {
        transform: translateY(-2px);
        box-shadow: var(--app-box-shadow-lg);
    }

/* Forms */
.form-control:focus,
.form-select:focus {
    border-color: var(--app-primary);
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

/* Classes utilitárias personalizadas */
.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.hover-scale {
    transition: transform 0.2s ease-in-out;
}

    .hover-scale:hover {
        transform: scale(1.02);
    }

.bg-gradient-primary {
    background: linear-gradient(45deg, var(--app-primary), #0091ff);
}

/* Animações */
.fade-in {
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* Classes responsivas */
@media (min-width: 768px) {
    .h-md-100 {
        height: 100% !important;
    }

    .w-md-75 {
        width: 75% !important;
    }
}

@media (max-width: 767.98px) {
    .navbar {
        padding: var(--app-spacing-sm);
    }

    .card {
        margin-bottom: var(--app-spacing-md);
    }
}

/* Classes de suporte para layout */
.sticky-top {
    top: var(--app-spacing-md);
}

.section-padding {
    padding: var(--app-spacing-xl) 0;
}

/* Estilos para tabelas */
.table-hover tbody tr {
    transition: background-color 0.2s ease-in-out;
}

/* Classes de utilidade para textos */
.text-primary-light {
    color: rgba(13, 110, 253, 0.8);
}

.text-lg {
    font-size: 1.125rem;
}

/* Classes para bordas e sombras */
.border-hover:hover {
    border-color: var(--app-primary) !important;
}

.shadow-hover:hover {
    box-shadow: var(--app-box-shadow-lg) !important;
}

/* Classes para imagens */
.img-hover-zoom {
    overflow: hidden;
}

    .img-hover-zoom img {
        transition: transform 0.3s ease;
    }

    .img-hover-zoom:hover img {
        transform: scale(1.1);
    }

/* Footer */
.footer {
    background-color: var(--app-bg-dark);
    color: white;
    padding: var(--app-spacing-lg) 0;
    margin-top: auto;
}

/* Helpers de acessibilidade */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);

    border: 0;
}