/* Estilos globais */
body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
}

main {
    flex: 1;
}

/* Cores atualizadas para azul marinho */
:root {
    --azul-marinho: #003366;
    --azul-marinho-hover: #002244;
    --azul-marinho-claro: #1a4d80;
}

/* Navbar personalizada */
.navbar {
    background-color: var(--azul-marinho) !important;
}

.navbar-brand {
    font-weight: 700;
    color: white !important;
}

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.85) !important;
}

.navbar-nav .nav-link:hover {
    color: white !important;
}

/* Footer */
footer {
    background-color: var(--azul-marinho);
    color: white;
    padding: 1.5rem 0;
}

/* Cards */
.card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.card-header {
    border-radius: 10px 10px 0 0 !important;
    background-color: var(--azul-marinho);
    color: white;
}

/* Botões */
.btn {
    border-radius: 8px;
    padding: 8px 16px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--azul-marinho);
    border-color: var(--azul-marinho);
}

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

.btn-outline-primary {
    color: var(--azul-marinho);
    border-color: var(--azul-marinho);
}

.btn-outline-primary:hover {
    background-color: var(--azul-marinho);
    border-color: var(--azul-marinho);
    color: white;
}

/* Hero section */
.hero-section {
    padding: 5rem 0;
    border-radius: 0 0 20px 20px;
    background: linear-gradient(135deg, var(--azul-marinho) 0%, var(--azul-marinho-hover) 100%);
    color: white;
}

/* Formulários */
.form-control, .form-select {
    border-radius: 8px;
    padding: 10px 15px;
    border: 1px solid #ced4da;
}

.form-control:focus, .form-select:focus {
    border-color: var(--azul-marinho-claro);
    box-shadow: 0 0 0 0.25rem rgba(0, 51, 102, 0.25);
}

/* Badges */
.badge {
    font-weight: 500;
    padding: 5px 10px;
    border-radius: 8px;
}

.badge-primary {
    background-color: var(--azul-marinho);
}

/* Tabelas */
.table {
    border-radius: 10px;
    overflow: hidden;
}

.table th {
    background-color: #f8f9fa;
    font-weight: 600;
}

/* Alertas */
.alert {
    border-radius: 8px;
}

.alert-primary {
    background-color: var(--azul-marinho-claro);
    color: white;
    border-color: var(--azul-marinho);
}

/* Dropdowns */
.dropdown-menu {
    border-radius: 8px;
}

.dropdown-item.active, .dropdown-item:active {
    background-color: var(--azul-marinho);
}

/* Links */
a {
    color: var(--azul-marinho);
}

a:hover {
    color: var(--azul-marinho-hover);
}

/* Responsividade */
@media (max-width: 768px) {
    .hero-section {
        padding: 3rem 0;
        text-align: center;
    }
    
    .hero-section img {
        margin-top: 2rem;
    }
}