body {
    margin: 0;
    font-family: 'Segoe UI';
    background: #f4f4f4;
}

/* Header */
.topbar {
    background: linear-gradient(90deg, #003973, #00c6ff);
    padding: 10px;
    color: white;
}

.logo {
    font-size: 22px;
    font-weight: bold;
    color: orange;
}

/* Toggle */
.menu-toggle {
    display: none;
    font-size: 24px;
    cursor: pointer;
}

/* Nav */
.nav-menu {
    background: #0d6efd;
    text-align: center;
}

.nav-menu a {
    color: white;
    padding: 10px 15px;
    display: inline-block;
    text-decoration: none;
}

/* Cards */
.card-box {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    background: white;
}

.card-box img {
    width: 100%;
}

.card-box span {
    position: absolute;
    bottom: 10px;
    left: 10px;
    color: white;
    font-weight: bold;
}

.card-box button {
    position: absolute;
    bottom: 10px;
    right: 10px;
}

/* WhatsApp */
.whatsapp-btn {
    position: fixed;
    bottom: 70px;
    left: 50%;
    transform: translateX(-50%);
    background: #25D366;
    padding: 10px 20px;
    border-radius: 30px;
    color: white;
}

/* Footer */
footer {
    background: #111;
    color: white;
    text-align: center;
    padding: 20px;
}

/* Mobile */
@media(max-width:768px) {

    .menu-toggle {
        display: block;
    }

    .nav-menu {
        display: none;
        flex-direction: column;
    }

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

    .desktop-login {
        display: none;
    }

    .mobile-login {
        display: block;
    }
}