#step4 .form-group {
    position: relative;
    margin-bottom: 15px;
}

.form-input {
    position: relative;
}

#step4 input {
    width: 100%;
    font-size: 16px;
    color: #333;
    position: relative;
    background: rgb(250, 250, 250);
    border: 2px solid rgb(235, 235, 235);
    gap: 4px;
    display: flex;
    flex-flow: row nowrap;
    -webkit-box-align: center;
    align-items: center;
    height: 56px;
    border-radius: 16px;
    padding: 12px 16px;
}

#step4 input:focus {
    outline: none;
    background: rgb(250, 250, 250);
}

#step4 label {
    position: absolute;
    top: 50%;
    left: 20px;
    transform: translateY(-50%);
    color: #999;
    font-size: 16px;
    transition: all 0.3s ease;
    pointer-events: none;
}

#step4 input:focus + label,
#step4 input:not(:placeholder-shown) + label {
    top: 0px;
    left: 20px;
    font-size: 14px;
    padding: 0 5px;
    color: #666;
}

#step4 .error {
    position: absolute;
    bottom: -3px;
    left: 10px;
    padding: 0px 6px;
    font-size: 12px;
    border-radius: 5px;
    visibility: hidden;
    opacity: 0;
    background-color: #fff;
    color: #ff0000;
    border: 1px solid #ff0000;
    transition: opacity 0.3s ease-in-out;
}

#step4 .error::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 20px;
    border: 5px solid transparent;
    border-bottom-color: #ff0000;
}

#step4 .error.active {
    visibility: visible;
    opacity: 1;
}

#step4 button[type='submit'] {
    display: block;
    margin: 0 auto;
    padding: 10px 20px;
    font-size: 16px;
    border: none;
    border-radius: 5px;
    background-color: #333;
    color: #fff;
    cursor: pointer;
    text-transform: uppercase;
    font-weight: 700;
}

#step4 button[type='submit']:hover {
    background-color: #666;
}

/* Стили для модального окна */
.universal-modal {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    background-color: rgba(0, 0, 0, 0.5) !important;
    z-index: 3000 !important;
    overflow: hidden !important;
}

.universal-modal-content {
    background-color: #ffffff !important;
    padding: 32px 24px !important;
    border-radius: 10px !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15) !important;
    text-align: center !important;
    max-width: 400px !important;
    position: relative !important;
    margin: 0 10px !important;
    border: none !important;
}

.universal-modal-content p {
    color: black;
    line-height: 140% !important;
    margin: 10px 0 0 !important;
}

.universal-modal-close {
    position: absolute !important;
    top: 5px !important;
    right: 5px !important;
    cursor: pointer !important;
    width: 30px !important;
    height: 30px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 24px !important;
    color: #777777 !important;
}

.universal-modal-close:hover {
    color: #333333 !important;
}

.universal-modal-close::before,
.universal-modal-close::after {
    content: '' !important;
    position: absolute !important;
    width: 16px !important;
    height: 2px !important;
    background-color: #777777 !important;
}

.universal-modal-close::before {
    transform: rotate(45deg) !important;
}

.universal-modal-close::after {
    transform: rotate(-45deg) !important;
}

.universal-modal-open {
    overflow: hidden !important;
}

/* Modal Form */
.modal-form {
    display: none !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    align-items: center !important;
    justify-content: center !important;
    background-color: rgba(0, 0, 0, 0.5) !important;
    z-index: 2000 !important;
    overflow: hidden !important;
}

.modal-form_content {
    background-color: rgb(242, 242, 242) !important;
    padding: 70px 16px 32px !important;
    border-radius: 10px !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15) !important;
    text-align: center !important;
    max-width: 400px !important;
    position: relative !important;
    margin: 0 10px !important;
}

.modal-form .universal-modal-close {
    top: 10px !important;
    right: 10px !important;
}

.modal-form .universal-modal-close::before,
.modal-form .universal-modal-close::after {
    width: 22px !important;
}

input[type='text'],
input[type='tel'],
input[type='email'] {
    position: relative !important;
}

span.error {
    bottom: -15px;
    left: 0;
    font-size: 13px;
    color: red;
}

#loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgb(168 168 168 / 70%);
    z-index: 4000;
}

#loader img {
    position: absolute;
    width: 130px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}