.ukf-checkout-gate,
.ukf-login-card {
    box-sizing: border-box;
}

.ukf-checkout-gate {
    max-width: 520px;
    margin: 20px auto;
}

.ukf-checkout-gate > h3 {
    text-align: center;
    margin-bottom: 12px;
}

.ukf-login-card {
    max-width: 460px;
    margin: 18px auto;
    padding: 24px;
    border: 1px solid #e8e8e8;
    border-radius: 14px;
    background: #fff;
    box-shadow: 0 8px 28px rgba(0,0,0,.08);
}

.ukf-login-card * {
    box-sizing: border-box;
}

.ukf-login-icon {
    text-align: center;
    font-size: 34px;
}

.ukf-login-card h2 {
    margin: 5px 0 2px;
    text-align: center;
    font-size: 25px;
}

.ukf-login-subtitle {
    margin: 0 0 18px;
    text-align: center;
    color: #666;
}

.ukf-google-button,
.ukf-login-card .ukf-send,
.ukf-login-card .ukf-verify {
    width: 100%;
    min-height: 50px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 800;
    cursor: pointer;
}

.ukf-google-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border: 1px solid #dadce0;
    background: #fff;
    color: #202124;
}

.ukf-google-button:hover {
    background: #f7f8f8;
}

.ukf-google-g {
    display: inline-flex;
    width: 26px;
    height: 26px;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-weight: 900;
    font-family: Arial, sans-serif;
    color: #4285f4;
    background: #fff;
    border: 1px solid #ddd;
}

.ukf-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 18px 0;
    color: #888;
}

.ukf-divider:before,
.ukf-divider:after {
    content: "";
    height: 1px;
    flex: 1;
    background: #e5e5e5;
}

.ukf-field {
    margin-bottom: 14px;
}

.ukf-field label {
    display: block;
    margin-bottom: 6px;
    font-weight: 700;
}

.ukf-field input {
    width: 100%;
    min-height: 46px;
    border: 1px solid #d8d8d8;
    border-radius: 7px;
    padding: 10px 12px;
    font-size: 16px;
}

.ukf-phone-box {
    display: flex;
    align-items: center;
    border: 1px solid #d8d8d8;
    border-radius: 7px;
    overflow: hidden;
    background: #fff;
}

.ukf-phone-box > span {
    padding: 0 12px;
    font-weight: 800;
    border-right: 1px solid #e5e5e5;
}

.ukf-phone-box input {
    border: 0;
    border-radius: 0;
    outline: 0;
}

.ukf-login-card .ukf-send,
.ukf-login-card .ukf-verify {
    border: 0;
    background: #ff7a00;
    color: #fff;
}

.ukf-login-card button:disabled {
    opacity: .65;
    cursor: not-allowed;
}

.ukf-code-area {
    margin-top: 15px;
}

.ukf-resend {
    display: block;
    width: 100%;
    margin-top: 10px;
    border: 0;
    background: transparent;
    color: #d65f00;
    font-weight: 700;
    cursor: pointer;
}

.ukf-message {
    min-height: 24px;
    margin-top: 12px;
    text-align: center;
    font-weight: 700;
}

.ukf-message.success { color: #16833b; }
.ukf-message.error { color: #c62828; }
.ukf-message.info { color: #444; }

.ukf-small {
    margin: 8px 0 0;
    color: #777;
    text-align: center;
    font-size: 12px;
    line-height: 1.45;
}

@media (max-width: 520px) {
    .ukf-login-card {
        margin: 12px 8px;
        padding: 18px 15px;
    }
}