#client-otp-modal {
    font-family: Arial, Helvetica, sans-serif;
    display: none;
    position: fixed;
    overflow: hidden;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 420px;
    max-width: 90%;
    background: #fff;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 20px 60px rgba(0,0,0,.2);
    z-index: 99999;
    box-sizing: border-box;
}

#client-otp-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.5);
    backdrop-filter: blur(3px);
    z-index: 99998;
}

.client-otp-logo {
    display: block;
    max-width: 240px;
    margin: 0 auto 25px;
}

.client-otp-close {
    position: absolute;
    top: 15px;
    right: 18px;
    border: none;
    background: none;
    font-size: 28px;
    cursor: pointer;
    color: #333;
}

.client-otp-info {
    position: relative;
    margin-top: 12px;
    margin-bottom: 16px;
    padding: 12px;
    background: #f7f7f7;
    border-radius: 8px;
    font-size: 13px;
    line-height: 1.5;
    color: #555;
}

.client-otp-info-close {
    position: absolute;
    top: 8px;
    left: 8px;

    width: 20px;
    height: 20px;

    border: none;
    background: none;

    cursor: pointer;
    color: #666;
    font-size: 16px;
    line-height: 1;
}

.client-otp-info-toggle {
    display: block;
    margin-top: 12px;
    text-align: center;

    color: #00a1da;
    font-size: 13px;
    font-weight: 600;

    text-decoration: none;
    cursor: pointer;
}

.client-otp-info-toggle:hover {
    text-decoration: underline;
}

.client-otp-info-close:hover {
    color: #000;
}

#client-otp-modal h3 {
    text-align: center;
    color: #333;
    font-size: medium;
    margin: 0 0 30px;
}

#client-message {
    color: #555;
    margin-left: 10px;
    font-size: small;
    margin-bottom: 4px; 
}

#client-email {
    width: 100%;
    padding: 12px;
    font-size: small;
    border: 1px solid #ddd;
    border-radius: 8px;
    box-sizing: border-box;
    margin-bottom: 15px;
}

#client-send-otp,
#client-verify-otp {
    width: 100%;
    padding: 12px;
    background: #00B0F0;
    color: #fff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
}

#client-send-otp:hover {
    background: #00A1DA;
}

#client-email::placeholder,
#client-otp-code::placeholder {
    color: #d9d9d9;
    opacity: 1;
}

#client-email-error {
    color: #B72727;
    font-size: 14px;
    margin-top: -10px;
    margin-bottom: 15px;
    display: none;
}

#client-otp-step {
    margin-top: 20px;
    display: none;
}
 
#client-otp-code {
    width: 100%;
    padding: 12px;
    font-size: 24px;
    font-family: monospace;
    letter-spacing: 12px;
    text-align: center;

    border: 1px solid #ddd;
    border-radius: 8px;
    margin-bottom: 15px;
    box-sizing: border-box;
}

#client-verify-otp:hover {
    background: #00A1DA;
}

#client-resend-otp {
    display: block;
    margin-top: 4px;
    text-align: center;
    font-size: small;
    color: #00A1DA;
    text-decoration: none;
    cursor: pointer;
}

#client-resend-otp:hover {
    text-decoration: underline;
}