.bbd-header {
    width: 100%;
    padding: 20px 0;
    background: rgba(0,0,0,0.45);
    backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.bbd-nav {
    max-width: 1250px;
    margin: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
}

.bbd-logo {
    font-size: 32px;
    font-weight: 800;
    color: #fff;
    text-decoration: none;
}

.nav-toggle {
    display: none;
    background: none;
    color: #fff;
    font-size: 30px;
    border: none;
}

.nav-menu {
    display: flex;
    gap: 30px;
    list-style: none;
}

.nav-menu a {
    text-decoration: none;
    color: white;
    font-weight: 500;
    transition: 0.3s;
}

.nav-menu a:hover {
    color: #00e6ff;
}

@media(max-width: 850px) {
    .nav-toggle {
        display: block;
    }

    .nav-menu {
        display: none;
        flex-direction: column;
        background: rgba(0,0,0,0.9);
        position: absolute;
        top: 70px;
        right: 20px;
        padding: 20px;
        border-radius: 10px;
        width: 200px;
    }

    .nav-menu.open {
        display: flex;
    }
}

/* HERO */
.hero {
    padding: 150px 20px;
    text-align: center;
    color: #fff;
}

.hero h1 {
    font-size: 48px;
    line-height: 1.2;
}

.hero span.highlight {
    color: #00eaff;
    font-weight: 700;
}

.cta-btn {
    margin-top: 25px;
    padding: 12px 28px;
    background: #00eaff;
    color: #000;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
}

.cta-btn:hover {
    background: #009fb3;
}

/* SECTION FADE-IN */
.fade-section {
    opacity: 0;
    transform: translateY(40px);
    transition: 0.6s ease;
}

.fade-section.visible {
    opacity: 1;
    transform: translateY(0);
}