/* Hidden by default */
#sentra-auth-modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.65);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 99999;
}

/* When active */
#sentra-auth-modal.is-open {
    display: flex;
}

/* Modal box */
#sentra-auth-modal .sentra-auth-box {
    width: 100%;
    max-width: 420px;
    background: var(--background, #111);
    border-radius: 12px;
    padding: 32px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.4);
}

/* Inputs */
#sentra-auth-modal input {
    width: 100%;
    margin-bottom: 14px;
    padding: 10px 12px;
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.15);
    background: transparent;
    color: inherit;
}

/* Button */
#sentra-auth-modal button[type="submit"] {
    width: 100%;
    padding: 10px;
    border-radius: 8px;
    border: none;
    background: var(--primary, #7a4dff);
    color: #fff;
    cursor: pointer;
}