* {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
        font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    }

    body {
        min-height: 100vh;
        /* background: linear-gradient(135deg, #0b1c26, #0f2a3a); */
        background-image: url("assets/imgs/4_fundo.png");
        color: #ffffff;
        display: flex;
        flex-direction: column;
        align-items: center;
        /* justify-content: center; */
    }

    .banner {
        /* display: flex; */
        width: 100%;
        height: 150px;
        background-image: url("assets/imgs/2_Bunner_Youtube.png");
        background-position: center;
        background-size: 63%;
        /* background-color: red; */
        margin: 0;
        padding: 0;

    }

    .container {
        max-width: 900px;
        padding: 60px 30px;
        text-align: center;
    }

    h1 {
        font-size: 3rem;
        font-weight: 700;
        margin-bottom: 20px;
        color: #e6f6ff;
    }

    h1 span {
        color: #1fc8ff;
    }

    p {
        font-size: 1.1rem;
        line-height: 1.7;
        color: #cfd8dc;
        margin-bottom: 30px;
    }

    .highlight {
        color: #1fc8ff;
        font-weight: 600;
    }

    .divider {
        width: 80px;
        height: 4px;
        background: #1fc8ff;
        margin: 30px auto;
        border-radius: 4px;
    }

    .topics {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
        gap: 20px;
        margin: 40px 0;
    }

    .card {
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid rgba(255, 255, 255, 0.08);
        padding: 25px;
        border-radius: 12px;
        backdrop-filter: blur(6px);
    }

    .card h3 {
        font-size: 1.2rem;
        margin-bottom: 10px;
        color: #ffffff;
    }

    .card p {
        font-size: 0.95rem;
        color: #b0bec5;
    }

    .coming-soon {
        margin-top: 20px;
        font-size: 1rem;
        color: #90caf9;
        letter-spacing: 1px;
    }

    footer {
        margin-top: 40px;
        font-size: 0.9rem;
        color: #78909c;
    }

    @media (max-width: 600px) {
        h1 {
            font-size: 2.2rem;
        }
    }

    .social-links {
        display: flex;
        justify-content: center;
        gap: 10px;
        margin-top: 40px;
    }

    .social-links a {
        text-decoration: none;
        color: #1fc8ff;
        font-weight: 600;
        padding: 10px 18px;
        border: 1px solid rgba(31, 200, 255, 0.4);
        border-radius: 8px;
        transition: all 0.3s ease;
    }

    .social-links a:hover {
        background: rgba(31, 200, 255, 0.15);
        color: #ffffff;
        border-color: #1fc8ff;
    }