:root {
    --azul-institucional: #0057B8;
    --azul-claro: #0EA5E9;
    --laranja: #F97316;
    --branco: #FFFFFF;
    --cinza-claro: #F8FAFC;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--cinza-claro);
}

.navbar-custom {
    background-color: var(--branco);
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.navbar-custom .nav-link {
    font-weight: 500;
    color: #333;
}

.btn-primario {
    background-color: var(--azul-institucional);
    color: var(--branco);
    font-weight: 600;
}

.btn-primario:hover {
    background-color: #004494;
    color: var(--branco);
}

.hero-section {
    background: linear-gradient(135deg, var(--azul-institucional) 0%, var(--azul-claro) 100%);
    color: var(--branco);
    padding: 4rem 0;
}

.card-curso {
    border: none;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: transform 0.2s;
}

.card-curso:hover {
    transform: translateY(-5px);
}

/* Agente Amália Flutuante */
.agente-ia {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 320px;
    background: var(--branco);
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    border: 1px solid #eee;
}

.agente-header {
    background-color: var(--azul-institucional);
    color: white;
    padding: 12px 15px;
    border-top-left-radius: 11px;
    border-top-right-radius: 11px;
    font-weight: bold;
}