:root {
    --ri-blue: #17458f;
    --ri-gold: #f7a81b;
    --ri-dark: #1f2d3d;
}

body {
    font-family: "Segoe UI", Arial, sans-serif;
    color: var(--ri-dark);
}

.skip-link {
    position: absolute;
    left: 0;
    top: 0;
    padding: 0.5rem 0.75rem;
    background: #fff;
    z-index: 1000;
}

.brand-text strong {
    color: var(--ri-blue);
    font-size: 1rem;
}

.navbar .nav-link.active,
.navbar .nav-link:hover {
    color: var(--ri-blue);
    font-weight: 600;
}

.hero-section {
    background: linear-gradient(180deg, #fff 0%, #f5f8fc 100%);
}

.btn-ri {
    background-color: var(--ri-blue);
    border-color: var(--ri-blue);
    color: #fff;
}

.btn-ri:hover,
.btn-ri:focus {
    background-color: #123975;
    border-color: #123975;
    color: #fff;
}

.site-footer {
    background-color: #0f2f63;
    color: #fff;
}

.site-footer a {
    color: #fff;
}

.whatsapp-float {
    position: fixed;
    right: 20px;
    bottom: 20px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: #25d366;
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    text-decoration: none;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    z-index: 1050;
}

.whatsapp-float:hover,
.whatsapp-float:focus {
    color: #fff;
    background-color: #20ba5a;
}