body {
        font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        background: linear-gradient(135deg, #1db954, #191414);
        display: flex;
        justify-content: center;
        align-items: center;
        height: 100vh;
        margin: 0;
    }
    .cadastro-container {
        background-color: #121212;
        padding: 40px 30px;
        border-radius: 15px;
        box-shadow: 0 8px 20px rgba(0,0,0,0.6);
        width: 100%;
        max-width: 400px;
        text-align: center;
        color: #fff;
    }
    h2 {
        margin-bottom: 25px;
        font-size: 28px;
        color: #1db954;
    }
    input, select {
        width: 100%;
        padding: 12px 15px;
        margin: 10px 0;
        border-radius: 8px;
        border: none;
        background-color: #1e1e1e;
        color: #fff;
        font-size: 16px;
    }
    input::placeholder {
        color: #aaa;
    }
    button {
        width: 100%;
        padding: 12px;
        margin-top: 15px;
        background-color: #1db954;
        border: none;
        border-radius: 8px;
        color: #fff;
        font-size: 18px;
        cursor: pointer;
        transition: 0.3s;
    }
    button:hover {
        background-color: #1ed760;
    }
    .erro {
        background-color: #ff4d4d;
        padding: 10px;
        border-radius: 6px;
        margin-bottom: 15px;
        font-weight: bold;
    }
    .sucesso {
        background-color: #1ed760;
        padding: 10px;
        border-radius: 6px;
        margin-bottom: 15px;
        font-weight: bold;
    }
    .login-link {
        margin-top: 20px;
        font-size: 14px;
    }
    .login-link a {
        color: #1db954;
        text-decoration: none;
    }
    .login-link a:hover {
        text-decoration: underline;
    }