:root {
        --primary-color: #764979;
        --dark-purple: #3d263f;
    }

    body {
        font-family: 'Poppins', sans-serif;
        background: linear-gradient(135deg, var(--dark-purple), #2c1d2d);
        display: flex;
        justify-content: center;
        align-items: center;
        min-height: 100vh;
        color: #fff;
    }

    .auth-card {
        background-color: rgba(255, 255, 255, 0.05);
        border: 1px solid rgba(255, 255, 255, 0.2);
        backdrop-filter: blur(10px);
        border-radius: 15px;
        padding: 40px;
        width: 100%;
        max-width: 400px;
        box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    }

    .auth-header {
        text-align: center;
        margin-bottom: 30px;
    }

    .auth-header i {
        font-size: 3rem;
        color: var(--primary-color);
        margin-bottom: 10px;
    }

    .auth-header h2 {
        font-weight: 600;
    }

    .form-group {
        position: relative;
    }

    .form-control {
        background-color: rgba(0,0,0,0.2);
        border: 1px solid rgba(255,255,255,0.2);
        border-radius: 8px;
        color: #fff;
        padding-left: 40px; /* Espaço para o ícone */
    }

    .form-control:focus {
        background-color: rgba(0,0,0,0.3);
        border-color: var(--primary-color);
        color: #fff;
        box-shadow: 0 0 0 0.2rem rgba(118, 73, 121, 0.5);
    }

    .form-control::placeholder {
        color: rgba(255,255,255,0.6);
    }

    .form-group .fa {
        position: absolute;
        left: 15px;
        top: 13px;
        color: rgba(255,255,255,0.6);
        z-index: 10;
    }

    .btn-primary {
        background-color: var(--primary-color);
        border-color: var(--primary-color);
        border-radius: 8px;
        padding: 10px;
        font-weight: 600;
        width: 100%;
        transition: background-color 0.3s;
    }

    .btn-primary:hover {
        background-color: #5f3a62;
        border-color: #5f3a62;
    }

    .auth-links {
        text-align: center;
        margin-top: 20px;
    }

    .auth-links a {
        color: #ccc;
        font-size: 0.9em;
        text-decoration: none;
        transition: color 0.3s;
    }

    .auth-links a:hover {
        color: #fff;
    }
    
    /* Estilos específicos para OTP */
    #otp-inputs-container {
        display: flex;
        justify-content: center;
        gap: 5px;
        margin-bottom: 15px;
    }
    #otp-inputs-container .otp-input {
        width: 45px;
        height: 45px;
        text-align: center;
        font-size: 1.5rem;
        /* Resetando o estilo de input padrão e aplicando o customizado */
        background-color: rgba(0,0,0,0.2);
        border: 1px solid rgba(255,255,255,0.2);
        border-radius: 8px;
        color: #fff;
        padding: 0;
    }
    #otp-inputs-container .otp-input:focus {
        border-color: var(--primary-color);
        box-shadow: 0 0 0 0.2rem rgba(118, 73, 121, 0.5);
    }

    .alert-error {
        color: #f8d7da;
        background-color: rgba(255, 0, 0, 0.2);
        border: 1px solid #f5c6cb;
        padding: 10px;
        border-radius: 8px;
        margin-bottom: 15px;
        text-align: center;
    }